CN111605138B - Injection mold - Google Patents

Injection mold Download PDF

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Publication number
CN111605138B
CN111605138B CN201910158818.9A CN201910158818A CN111605138B CN 111605138 B CN111605138 B CN 111605138B CN 201910158818 A CN201910158818 A CN 201910158818A CN 111605138 B CN111605138 B CN 111605138B
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China
Prior art keywords
hole
tube
column
pipe
square
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CN201910158818.9A
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CN111605138A (en
Inventor
不公告发明人
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Huizhou Xinzhun Electronic Technology Co ltd
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Yongkang Renhe Hardware Products Co ltd
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Priority to CN201910158818.9A priority Critical patent/CN111605138B/en
Publication of CN111605138A publication Critical patent/CN111605138A/en
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Publication of CN111605138B publication Critical patent/CN111605138B/en
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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
    • 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
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14819—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles the inserts being completely encapsulated
    • 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

Abstract

The invention relates to an injection molding mold, in particular to an injection molding mold for carrying out full-surface injection molding protection on a spherical part with a hole groove inside. The injection mold comprises a static mold, a movable mold, an outer surface injection head, an inner surface injection head, a left pipe, a left square column, a right pipe, a right square column, a front square pipe and a front square column. The injection mold has the advantages of novel conception, reasonable and compact structure, convenience in installation and simplicity and convenience in injection process.

Description

Injection mold
Technical Field
The invention relates to an injection molding mold, in particular to an injection molding mold for carrying out full-surface injection molding protection on a spherical part with a hole groove inside.
Background
Cast parts such as cast iron or cast steel often need to be protected against rust or corrosion over their entire surface, for example, by injecting a protective layer of plastic over their surface, which requires a corresponding injection mold.
Disclosure of Invention
To this end, the invention provides an injection mold.
The technical scheme adopted by the invention is as follows:
the injection mold comprises a static mold, a dynamic mold, an outer surface injection head, an inner surface injection head, a left tube, a left square column, a right tube, a right square column, a front tube and a front column.
The static mould is provided with an outer surface injection head mounting hole, an outer surface injection corner hole, an outer surface injection left half hole, a left pipe mounting hole, a guide pillar hole, a front pipe mounting left half hole, an inner surface injection hole, a static mould hemispherical surface and an inner surface injection head mounting hole.
The movable mould is provided with a movable mould hemispherical surface, a right pipe mounting hole, a front pipe mounting right half hole, an outer surface injection right half hole and a guide pillar.
The left side pipe is provided with a left side pipe outer surface, a left side pipe inner surface, a left side pipe pull head and a left side pipe cambered surface.
The right side pipe is equipped with right side outside of tubes surface, right side inside of tubes surface, right side pipe pull head and right side pipe cambered surface.
The front square tube is provided with a front tube outer surface, a front tube inner surface, a front tube pull head and a front tube cambered surface.
The left column is provided with a left column outer surface and a left column pull head.
The right side post is provided with a right post outer surface and a right post pull head.
The front column is provided with a front column outer surface and a front column pull head.
The outer surface injection head is provided with an outer surface injection cylinder and an outer surface injection through hole.
The inner surface injection head is provided with an inner surface injection cylinder and an inner surface injection through hole.
The guide post hole is matched with the guide post.
The outer surface injection cylinder is matched with the outer surface injection head mounting hole.
The inner surface injection cylinder is matched with the inner surface injection head mounting hole.
And the outer surface of the left pipe is matched with the mounting hole of the left pipe.
The inner surface of the left pipe is matched with the outer surface of the left column.
The right side outside of tubes surface with right side pipe mounting hole cooperation.
The inner surface of the right barrel is matched with the outer surface of the right column.
After the movable die and the static die are closed, the guide pillar is inserted into the guide pillar hole, the left front pipe mounting half hole and the right front pipe mounting half hole form a square hole, and the square hole is matched with the outer surface of the front pipe.
The inner surface of the front tube is matched with the outer surface of the front column.
The invention has the beneficial effects that:
the injection mold has the advantages of novel conception, reasonable and compact structure, convenience in installation and simplicity and convenience in injection process.
Drawings
The following is further illustrated in connection with the figures of the present invention:
fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 and 4 are schematic structural diagrams of the cast sphere.
Fig. 5 and 6 are schematic structural views of the static mold.
Fig. 7 is a schematic structural view of the moving mold.
Fig. 8 is a schematic structural view of the left tube.
Fig. 9 is a schematic structural view of the right tube.
Fig. 10 is a schematic structural view of the left column.
Fig. 11 is a schematic structural view of the right square column.
Fig. 12 is a schematic view of the structure of the external surface injection head.
Fig. 13 is a schematic view of the structure of the inner surface injection head.
Fig. 14 is a schematic structural view of the front tube.
Fig. 15 is a schematic structural view of the front pillar.
In the drawing, 1, a sphere is cast, 2, a static mold, 3, a movable mold, 4, an outer surface injection head, 5, an inner surface injection head, 6, a left square tube, 7, a left square tube, 8, a right square tube, 9, a right square tube, 10, a front square tube, 11, a front column, 12, a left square through hole, 13, a front hole, 14, an outer surface injection head mounting hole, 15, an outer surface injection bent hole, 16, an outer surface injection left half hole, 17, a left tube mounting hole, 18, a guide post hole, 19, a front tube mounting left half hole, 20, an inner surface injection hole, 21, a static mold hemispherical surface, 22, an inner surface injection head mounting hole, 23, a left slider hemispherical surface, 24, a right tube mounting hole, 25, a front tube mounting right half hole, 26, an outer surface injection right half hole, 27, a guide post, 28, a left tube outer surface, 29, a left tube inner surface, 30, a left tube, 31, a right tube outer surface, 32. right barrel inner surface, 33, right barrel slider, 34, left barrel outer surface, 35, left barrel slider, 36, right barrel outer surface, 37, right barrel slider, 38, outer surface injection cylinder, 39, outer surface injection through hole, 40, inner surface injection cylinder, 41, inner surface injection through hole, 42, left barrel arc, 43, right barrel arc, 44, front barrel outer surface, 45, front barrel inner surface, 46, front barrel slider, 47, front barrel arc, 48, front barrel outer surface, 49, front barrel slider.
Detailed Description
The invention will be further described with reference to the accompanying drawings and examples, which are preferred embodiments of the invention.
As shown in fig. 1-2. The injection mold comprises a static mold 2, a movable mold 3, an outer surface injection head 4, an inner surface injection head 5, a left square tube 6, a left square column 7, a right square tube 8, a right square column 9, a front square tube 10 and a front square column 11.
As shown in fig. 3-4. The casting sphere 1 is provided with the left and right square through holes 12 and the front hole 13.
As shown in fig. 5-6. The static mould 2 is provided with the outer surface injection head mounting hole 14, the outer surface injection corner hole 15, the outer surface injection left half hole 16, the left pipe mounting hole 17, the guide post hole 18, the front pipe mounting left half hole 19, the inner surface injection hole 20, the static mould hemispherical surface 21 and the inner surface injection head mounting hole 22.
As shown in fig. 7. The movable mould 3 is provided with the movable mould hemispherical surface 23, the right square tube mounting hole 24, the front square tube mounting right half hole 25, and the outer surface injection right half hole 26 and the guide pillar 27.
As shown in fig. 8. The left tube 6 is provided with a left tube outer surface 28, a left tube inner surface 29, a left tube slider 30 and a left tube arc surface 42.
As shown in fig. 9. The right side pipe 8 is provided with the right side pipe outer surface 31, the right side pipe inner surface 32, the right side pipe slider 33 and the right side pipe arc surface 43.
As in fig. 14. The front tube 10 is provided with the front tube outer surface 44, the front tube inner surface 45, the front tube slider 46, and the front tube curved surface 47.
As shown in fig. 10. The left post 7 is provided with the left post outer surface 34 and the left post slider 35.
As shown in fig. 11. The right column 9 is provided with the right column outer surface 36 and the right column slider 37.
As in fig. 15. The front pillar 11 is provided with the front pillar outer surface 48 and the front pillar slider 49.
As in fig. 12. The outer surface injection head 4 is provided with the outer surface injection cylinder 38 and the outer surface injection through hole 39.
As shown in fig. 13. The inner surface injection head 5 is provided with the inner surface injection cylinder 40 and the inner surface injection through-hole 41.
The post hole 18 is fitted with the post 27.
The outer surface injection cylinder 38 mates with the outer surface injection head mounting bore 14.
The inner surface injection cylinder 40 is fitted into the inner surface injection head mounting hole 22.
The left tube outer surface 28 is fitted with the left tube mounting hole 17.
The left tube inner surface 29 and the left column outer surface 34 mate.
The right pipe outer surface 31 is fitted with the right pipe mounting hole 24.
The right barrel inner surface 32 and the right post outer surface 36 mate.
The radius of the cambered surface 42 of the left tube is R1，
Note that the radius of the right-side tube arc surface 43 is R2，
Note that the radius of the front square tube arc surface 47 is R3，
And has R1＝R2＝R3。
Note that the wall thickness of the left tube 6 is Δ1，
Note that the wall thickness of the right square tube 8 is Δ2，
Note that the wall thickness of the front tube 10 is Δ3，
And has a1＝Δ2＝Δ3。
After the movable mold 3 and the static mold 2 are closed, the guide post 27 is inserted into the guide post hole 18; the static mould hemispherical surface 21 and the movable mould hemispherical surface 23 form a spherical mould cavity, and the radius of the spherical mould cavity is R0And has R0＝R1＝R2＝R3(ii) a The front tube mounting left half-hole 19 and the front tube mounting right half-hole 25 form a square hole which is matched with the front tube outer surface 44; the outer surface injection left half-hole 16 and the outer surface injection right half-hole 26 form a circular hole which is communicated with the outer surface injection corner hole 15.
The front tube inner surface 45 mates with the front post outer surface 48.
When the injection mold is used, the injection mold is installed on a corresponding injection molding machine, the left tubular pull head 30, the right tubular pull head 33, the front tubular pull head 46, the left column pull head 35, the right column pull head 37 and the front column pull head 49 are respectively connected to different hydraulic cylinders on the injection molding machine, and the outer surface injection head 4 and the inner surface injection head 5 are respectively and independently communicated with nozzles of the injection molding machine.
And cooling water paths are arranged on the static mould 2 and the movable mould 3.
Open moving die utensil 3 will want to carry out the surface and mould plastics cast spheroid 1 and put into static mould hemisphere face 21 will left side pipe 6 with left side post 7 inserts from a left side right side left side square through hole 12 will right side pipe 8 with right side post 9 inserts from a right side left side square through hole 12 makes left side pipe cambered surface 42 with right side pipe cambered surface 43 is close to each other but has the certain distance, makes the preceding terminal surface of left side post 7 with the preceding terminal surface contact of right side post 9 is located the midpoint of left side square through hole 12.
The front tube 10 and the front pillar 11 are inserted into the front hole 13, and the front tube arc surface 47 and the front end surface of the front pillar 11 are brought into contact with the left pillar outer surface 34 and the right pillar outer surface 36.
And (3) continuously moving the left pipe 6 from left to right, and continuously moving the right pipe 8 from right to left, so that the left pipe arc surface 42 and the right pipe arc surface 43 respectively contact two corresponding surfaces of the front pipe outer surface 44.
Closing the movable mold 3, wherein the casting sphere 1 is positioned at the center of the spherical mold cavity formed by the stationary mold hemisphere surface 21 and the movable mold hemisphere surface 23, and the gap between the outer surface of the casting sphere 1 and the inner surface of the spherical mold cavity formed by the stationary mold hemisphere surface 21 and the movable mold hemisphere surface 23 is recorded as delta0And has a0＝Δ1＝Δ2＝Δ3The thickness of the injection plastic layer to be coated by the cast sphere 1 is Δ, so that Δ ═ Δ0＝Δ1＝Δ2＝Δ3。
Noting that the spherical radius of the cast sphere 1 is R, and R0＝R1＝R2＝R3＝R+Δ。
When the injection starts, molten plastic sprayed by a nozzle of the injection molding machine enters a spherical mold cavity through the outer surface injection through hole 39, the outer surface injection corner hole 15 and a round hole formed by the outer surface injection left half hole 16 and the outer surface injection right half hole 26, and a layer of injection plastic layer with the thickness delta is coated on the outer surface of the cast sphere 1;
moving the front square tube 10 outward for a certain distance to make the front square tube 10 not block the inner surface injection hole 20; moving the left pipe 6 outwards for a certain distance to enable the clearance between the left pipe cambered surface 42 and the outer surface of the cast sphere 1 to be delta; moving the right square tube 8 outwards for a certain distance to enable the clearance between the right tube cambered surface 43 and the outer surface of the cast sphere 1 to be delta;
molten plastic ejected from a nozzle of the injection molding machine enters cavities of the front-shaped hole 13 and the left and right square through holes 12 through the inner surface injection through hole 41 and the inner surface injection hole 20, and a layer of injection plastic layer with the thickness delta is coated on the inner surface of the casting sphere 1.
Withdrawing the front square pipe 10 and the front square column 11;
withdrawing the left pipe 6 and the left column 7;
withdrawing the right square pipe 8 and the right square column 9;
and (3) withdrawing the movable mould 3, taking out the coated cast ball body 1, installing an ejector pin on the static mould 2 if necessary, and ejecting the coated cast ball body 1 through the ejector pin.
Appropriate changes and modifications to the embodiments described above will become apparent to those skilled in the art from the disclosure and teachings of the foregoing description. Therefore, the present invention is not limited to the above-disclosed embodiments, and modifications and variations of the present invention are also intended to fall within the scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims (1)

1. An injection mold comprises a static mold, a dynamic mold, an outer surface injection head, an inner surface injection head, a left tube, a left square column, a right tube, a right square column, a front tube and a front column; the method is characterized in that: the static mould is provided with an outer surface injection head mounting hole, an outer surface injection crank hole, an outer surface injection left half hole, a left pipe mounting hole, a guide pillar hole, a front pipe mounting left half hole, an inner surface injection hole, a static mould hemispherical surface and an inner surface injection head mounting hole; the movable mould is provided with a movable mould hemispherical surface, a right pipe mounting hole, a front pipe mounting right half hole, and an outer surface injection right half hole and a guide pillar; the left square pipe is provided with a left pipe outer surface, a left pipe inner surface, a left pipe puller and a left pipe cambered surface; the right square tube is provided with a right tube outer surface, a right tube inner surface, a right tube puller and a right tube cambered surface; the front square tube is provided with a front tube outer surface, a front tube inner surface, a front tube pull head and a front tube cambered surface; the left square column is provided with a left column outer surface and a left column pull head; the right square column is provided with a right column outer surface and a right column pull head; the front column is provided with a front column outer surface and a front column pull head; the outer surface injection head is provided with an outer surface injection cylinder and an outer surface injection through hole; the inner surface injection head is provided with an inner surface injection cylinder and an inner surface injection through hole; the guide post hole is matched with the guide post; the outer surface injection cylinder is matched with the outer surface injection head mounting hole; the inner surface injection cylinder is matched with the inner surface injection head mounting hole; the outer surface of the left pipe is matched with the mounting hole of the left pipe; the inner surface of the left tube is matched with the outer surface of the left square column; the outer surface of the right tube is matched with the mounting hole of the right tube; the inner surface of the right square tube is matched with the outer surface of the right square column; after the movable mold and the static mold are closed, the guide post is inserted into the guide post hole, the front pipe mounting left half hole and the front square pipe mounting right half hole form a square hole, and the square hole is matched with the outer surface of the front pipe; the inner surface of the front tube is matched with the outer surface of the front column; the casting ball body is provided with a left square through hole, a right square through hole and a front hole; opening the movable mold, placing the cast sphere to be subjected to surface injection molding into the hemispherical surface of the stationary mold, inserting the left tube and the left column into the left and right square through holes from left to right, and inserting the right tube and the right column into the left and right square through holes from right to left, so that the arc surface of the left tube and the arc surface of the right tube are close to each other, and the front end surface of the left column and the front end surface of the right column are in contact and are positioned at the center of the left and right square through holes; inserting the front square tube and the front column into the front hole, and enabling the front tube cambered surface and the front end surface of the front column to be in contact with the outer surface of the left column and the outer surface of the right column; continuously moving the left pipe from left to right, and continuously moving the right pipe from right to left, so that the cambered surface of the left pipe and the cambered surface of the right pipe are respectively contacted with two corresponding surfaces of the outer surface of the front pipe; and closing the movable mould, wherein the casting ball body is positioned in the center of a spherical mould cavity formed by the static mould hemispherical surface and the movable mould hemispherical surface.
CN201910158818.9A 2019-02-25 2019-02-25 Injection mold Active CN111605138B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910158818.9A CN111605138B (en) 2019-02-25 2019-02-25 Injection mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910158818.9A CN111605138B (en) 2019-02-25 2019-02-25 Injection mold

Publications (2)

Publication Number Publication Date
CN111605138A CN111605138A (en) 2020-09-01
CN111605138B true CN111605138B (en) 2021-10-08

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Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1169425A (en) * 1966-05-23 1969-11-05 Hills Mccanna Co Ball Valves.
AU2117892A (en) * 1989-10-31 1992-10-22 Acushnet Company Retractable pin mechanism for a mold
JPH11164914A (en) * 1997-12-03 1999-06-22 Bridgestone Sports Co Ltd Metallic mold for golf ball injection molding and golf ball
JP2000288126A (en) * 1999-04-09 2000-10-17 Sumitomo Rubber Ind Ltd Manufacture of golf ball
JP2003266440A (en) * 2002-03-13 2003-09-24 Sumitomo Rubber Ind Ltd Molding tool for golf ball and manufacturing method for golf ball
JP2003266473A (en) * 2002-03-12 2003-09-24 Asics Corp Method for manufacturing ball, and ball
KR101007615B1 (en) * 2009-09-28 2011-01-12 주식회사 쓰리젯 Injection die for lining valve ball and method of valve ball lining
CN102639306A (en) * 2009-10-05 2012-08-15 加斯特艾德技术解决方案有限责任公司 An insulated mold cavity assembly and method for golf ball manufacturing
KR20170050567A (en) * 2012-04-02 2017-05-11 (주)플로닉스 Device for lining a ball by resin in a ball-valve and lining method thereof
CN108712870A (en) * 2016-02-29 2018-10-26 奥诗莱格金属技术有限责任公司 Telescopic type workbench bracket component, method and apparatus for carrying out the method for manufacturing slide guiding device
CN108943591A (en) * 2018-06-07 2018-12-07 广州奥特工程塑料有限公司 A kind of coated method of ball-type metalwork plastics

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1169425A (en) * 1966-05-23 1969-11-05 Hills Mccanna Co Ball Valves.
AU2117892A (en) * 1989-10-31 1992-10-22 Acushnet Company Retractable pin mechanism for a mold
JPH11164914A (en) * 1997-12-03 1999-06-22 Bridgestone Sports Co Ltd Metallic mold for golf ball injection molding and golf ball
JP2000288126A (en) * 1999-04-09 2000-10-17 Sumitomo Rubber Ind Ltd Manufacture of golf ball
JP2003266473A (en) * 2002-03-12 2003-09-24 Asics Corp Method for manufacturing ball, and ball
JP2003266440A (en) * 2002-03-13 2003-09-24 Sumitomo Rubber Ind Ltd Molding tool for golf ball and manufacturing method for golf ball
KR101007615B1 (en) * 2009-09-28 2011-01-12 주식회사 쓰리젯 Injection die for lining valve ball and method of valve ball lining
CN102639306A (en) * 2009-10-05 2012-08-15 加斯特艾德技术解决方案有限责任公司 An insulated mold cavity assembly and method for golf ball manufacturing
KR20170050567A (en) * 2012-04-02 2017-05-11 (주)플로닉스 Device for lining a ball by resin in a ball-valve and lining method thereof
CN108712870A (en) * 2016-02-29 2018-10-26 奥诗莱格金属技术有限责任公司 Telescopic type workbench bracket component, method and apparatus for carrying out the method for manufacturing slide guiding device
CN108943591A (en) * 2018-06-07 2018-12-07 广州奥特工程塑料有限公司 A kind of coated method of ball-type metalwork plastics

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Effective date of registration: 20230419

Address after: 1st and 2nd Floor, No. 116, Yinhu Road, Chenjiang Street, Zhongkai High-tech Zone, Huizhou City, Guangdong Province, 516000 (Plant 1)

Patentee after: Huizhou Xinzhun Electronic Technology Co.,Ltd.

Address before: 321300 No. 536 Chenlutang Village, Yongkang Economic Development Zone, Jinhua City, Zhejiang Province

Patentee before: YONGKANG RENHE HARDWARE PRODUCTS Co.,Ltd.

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