CN104416836B - Injection mold and manufacture method thereof - Google Patents
Injection mold and manufacture method thereof Download PDFInfo
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- CN104416836B CN104416836B CN201310385525.7A CN201310385525A CN104416836B CN 104416836 B CN104416836 B CN 104416836B CN 201310385525 A CN201310385525 A CN 201310385525A CN 104416836 B CN104416836 B CN 104416836B
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- slide block
- slide
- block
- hole
- cover half
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/24—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention provides a kind of injection mold and manufacture method thereof.This injection mold includes the fixed half and moving half cooperated.Cover half includes cover half die and sliding block inclined briquetting.Described dynamic model includes having the slide block location-plate in the hole, location that some employing line cutting modes are formed, a smelting tool block uses line cutting mode form and be separately fixed at the some SLIDE GUIDEs in hole, some location, uses line cutting mode to be formed a smelting tool block and some slide blocks of being movably arranged between adjacent SLIDE GUIDE and SLIDE GUIDE fixes and slide block carries out the slide block briquetting of axial limiting and the dynamic model glue position that is oppositely arranged with cover half die enters son.It is formed through lathe turning outside described slide block and tilts the outer surface extended, and some described outside face thereof are positioned on same taper seat.Described sliding block inclined briquetting in the form of a ring and be formed be positioned at inner side with the taper inner surface fitted with outside face thereof.
Description
Technical field
The present invention relates to technical field of mold, particularly relate to injection mold and the manufacture method thereof of a kind of accurate positioning.
Background technology
Injection mold, as a kind of instrument producing plasthetics, can give the complete structure of plasthetics and accurate size.Injection mold is typically made up of dynamic model and cover half two parts, and dynamic model is arranged on the moving die plate of injection (mo(u)lding) machine, and cover half is arranged on the fixed form of injection (mo(u)lding) machine.When injection moulding, dynamic model constitutes running gate system and die cavity with cover half Guan Bi, and during die sinking, dynamic model separates with cover half to take out plastic.Cage structure plasthetics is generally of some jubes and is formed at the opening between adjacent jube.Along with developing rapidly of science and technology, the precision requirement of part small-sized cage structure plasthetics is more and more higher, and on particularly this kind plasthetics, the axiality of each opening is this kind of product problem demanding prompt solution.
Therefore, it is necessary to provide the injection mold of a kind of improvement and manufacture method thereof to solve the problems referred to above.
Summary of the invention
It is an object of the invention to provide a kind of accurate positioning and the higher injection mold of concordance and manufacture method thereof.
For achieving the above object, the invention provides a kind of injection mold, including the fixed half and moving half cooperated, described cover half includes cover half die and sliding block inclined briquetting；Described dynamic model includes having the some location slide block location-plate in hole, the some SLIDE GUIDEs being separately fixed in hole, some location, some slide blocks being movably arranged between adjacent SLIDE GUIDE being along the circumferential direction uniformly arranged and SLIDE GUIDE fixes and slide block carries out the slide block briquetting of axial limiting and the dynamic model glue position that is oppositely arranged with cover half die enters son；It is formed outside described slide block and tilts the outer surface extended, and some described outside face thereof are positioned on same taper seat；Described sliding block inclined briquetting in the form of a ring and be formed be positioned at inner side with the taper inner surface fitted with outside face thereof.
As a further improvement on the present invention, described slide block both sides are respectively arranged with and project outwardly of boss, and described slide block briquetting is positioned on the upside of boss, and and slide block location-plate and SLIDE GUIDE side between formed for boss slide chute.
As a further improvement on the present invention, circumferentially extending arc-shaped inner surface and the projection from arc-shaped inner surface projection it are formed with inside described slide block；The arc-shaped inner surface of some described slide blocks is connected with each other and is formed a periphery；Described projection inner surface is the most also arranged in arcuation, and the projection inner surface of some slide blocks is positioned on same periphery；Described projection inner surface place periphery is coaxially set with inner surface place periphery and the outer surface place taper seat of slide block.
As a further improvement on the present invention, the width of described projection is less than the width of slide block, and forms the die cavity housing plastic cement with forming plastic product between adjacent projection.
As a further improvement on the present invention; described slide block is additionally provided with and runs through up and down and the through hole of trapezoidal setting; described slide block location-plate is provided with the opening corresponding with through hole, and described dynamic model also includes through opening and stretches in through hole to tilt, inside through hole, the slide block push rod that the inwall extended offsets.
For achieving the above object, present invention also offers the manufacture method of a kind of injection mold, it comprises the following steps:
Thering is provided at least one smelting tool block, on this smelting tool block, molding one center hole and inwall are more than the circular groove of center hole, then use lathe molding conical external surface outside smelting tool block, and this smelting tool block outer surface, circular groove and central through hole are coaxially set；
Above-mentioned smelting tool block using line cutting mode cut off and some has coaxial line and the identical slide block of volume, these slide block both sides are respectively formed with and project outwardly of boss；
One long strip type smelting tool block is provided, and uses line cutting mode to cut off some SLIDE GUIDEs with same volume；
One wearing plate is provided, bores a hole in this wearing plate center molding one, and use line cutting mode to form some holes, location and being along the circumferential direction uniformly arranged centered by perforation axis on this wearing plate；
Some slide block briquettings are provided, then above-mentioned SLIDE GUIDE is fixed in the hole, location of wearing plate, slide block is arranged between SLIDE GUIDE adjacent on wearing plate, again by slide block briquetting location to SLIDE GUIDE, make slide block briquetting both sides be positioned at above the boss of slide block both sides, thus form a slide block assembly；
One annular smelting tool block is provided, and molding is in order to the taper inner surface matched with outside face thereof inside this annular smelting tool block, to be shaped to sliding block inclined briquetting to use lathe.
As a further improvement on the present invention, described slide block being formed as between center hole inner surface and the circular groove inner surface of former smelting tool block projection, the width after the cutting of described projection warp is less than the width of slide block entirety.
As a further improvement on the present invention, described method also includes:
Thering is provided a cover half die, this cover half die outer surface forms periphery by lathe turning；
Thering is provided a cover half template, described cover half die and sliding block inclined briquetting are fixed in cover half template, the outer surface of described cover half die and the taper inner surface of sliding block inclined briquetting are for being coaxially set；
There is provided a dynamic model glue position to enter son, and use lathe that this dynamic model glue position enters sub-outer surface turning formation periphery；
One dynamic model template is provided, described dynamic model glue position is entered son and slide block assembly is fixed in dynamic model template, and dynamic model glue position enters sub outer surface and fits with the projection inner surface on slide block.
The invention has the beneficial effects as follows: the present invention is formed by outside face thereof is used uniformly across lathe turning, some outside face thereof after combination are positioned on same taper seat, and the taper inner surface also fitted through lathe turning formation and outside face thereof inside described sliding block inclined briquetting, so that the concordance after described slide block is installed is higher；And the SLIDE GUIDE formed by unified cutting carries out positioned at intervals to slide block, uses slide block briquetting that slide block is carried out axial limiting so that slide block accurate positioning, and job stability is strong, and then makes the plasthetics precision after molding higher.
Accompanying drawing explanation
Fig. 1 is the partial perspective view of injection mold of the present invention；
Fig. 2 is the sectional view of injection mold in Fig. 1；
Schematic diagram when Fig. 3 is that in Fig. 1, the fixed half and moving half of injection mold separates；
Fig. 4 is the decomposed figure of injection mold in Fig. 1.
Detailed description of the invention
Describe the present invention below with reference to each embodiment shown in the drawings.But these embodiments are not limiting as the present invention, structure, method or conversion functionally that those of ordinary skill in the art is made according to these embodiments are all contained in protection scope of the present invention.
Refer to Fig. 1 to Fig. 4 and show the first better embodiment of injection mold of the present invention.Injection mold of the present invention is mainly in order to manufacture a cage structure plasthetics (not shown), and includes the cover half 1 and dynamic model 2 cooperated.
With reference to shown in Fig. 1 and Fig. 3, described cover half 1 includes cover half template (not shown), the cover half die 11 that is fixed in cover half template and sliding block inclined briquetting 12.Described cover half die 11 is formed with cover plate 110 and the columnar part 111 from cover plate 110 projection.Described sliding block inclined briquetting 12 in the form of a ring, and within it forms the taper inner surface tilting extension.
With reference to shown in Fig. 1 and Fig. 3, described dynamic model 2 includes dynamic model template (not shown), the slide block location-plate 21 being fixed in dynamic model template, the some SLIDE GUIDEs 22 being fixed on slide block location-plate 21, slide block 23 and slide block briquetting 24, dynamic model glue position enter son 25 and match the slide block push rod (not shown) promoting slide block 23 to move with slide block 23.Described slide block location-plate 21, SLIDE GUIDE 22, slide block 23 and slide block briquetting 24 are combined into a slide block assembly.
Referring to figs. 1 through shown in Fig. 4, wherein said slide block location-plate 21 forms the perforation 211 in centre, some holes 212, location and being along the circumferential direction uniformly arranged centered by 211 axis of boring a hole and is formed between adjacent hole 212, location the opening 213 passed for slide block push rod.Hole 212, described location is in triangular form.Along perforation 211 radial direction, the internal diameter in hole, described location 212 is gradually increased.The profile of described SLIDE GUIDE 22 is identical with hole 212, described location, and is fixed in hole, described location 212.
Some described slide blocks 23 are fixed between adjacent SLIDE GUIDE 22, and each slide block 23 is radially arranged along perforation 211, so that some slide blocks 23 the most mutually slide into along perforation 211 or outwards scatter.Slide block 23 is along the circumferential direction carried out spacing by described SLIDE GUIDE 22.Described slide block 23 is radially arranged along perforation 211 and is positioned at outside and the outer surface 231 of axially inclined extension, is positioned at inner side and the inner surface 232 vertically extended and from the projection 233 of inner surface 232 project inward.The outer surface 231 of some described slide blocks 23 and the most curved setting of inner surface 232.The outer surface 231 of the most some slide blocks 23 is positioned on same taper seat, and inner surface 232 is interconnected to form a periphery.Described projection 233 inner surface is the most also arranged in arcuation, and projection 233 inner surface of some slide blocks 23 is positioned on same periphery.Described projection 233 inner surface place periphery is coaxially set with periphery and the outer surface 231 place taper seat of inner surface 232 formation of slide block 23.The width of described projection 233 is less than the width of slide block 23 entirety, thus forms the die cavity housing plastic cement with forming plastic product between adjacent projection 233.
Described slide block 23 is provided with and projects outwardly of boss 235 from both sides.Described slide block briquetting 24, along the circumferential direction between adjacent slide block 23, is axially located in above described boss 235 spacing to carry out slide block 23 vertically.Described slide block briquetting 24 and SLIDE GUIDE 22 use screw 8 to be fixed vertically.A chute is formed between described slide block briquetting 24 lower surface, SLIDE GUIDE 22 side surface and slide block location-plate 21 upper surface, boss 235 on described slide block 23 is slidingly fitted with described chute, so that described boss 235 and chute cooperatively form the moving track of slide block 23.
Described slide block 23 is additionally provided with and runs through up and down and the through hole 236 of trapezoidal setting, described through hole 236 is correspondingly arranged with the opening 213 on described slide block location-plate 21, so that slide block push rod stretches in through hole 236 through opening 213, and by tilting the inwall extended and offset and promote slide block 23 211 to radially slide along perforation inside through hole 236.
Described dynamic model glue position enters son 25 and is oppositely arranged with cover half die 11.Described dynamic model glue position enters between perforation 211 and the projection 233 that son 25 stretches into slide block location-plate 21, and its outer surface fits with described projection 233 inner surface in injection molding process.
Injection mold of the present invention is in use, when the 2-in-1 mould of cover half 1 and dynamic model, ring-type sliding block inclined briquetting 12 on cover half 1 is looped around around slide block 23, and the taper outer surface 231 making the slide block 23 after the taper inner surface of this sliding block inclined briquetting 12 and combination fits, thus ensure the concordance of all slide block 23 status, and then ensure quality and the precision of the plasthetics after molding.
For ensureing precision and the concordance of injection mold of the present invention, the manufacture method of injection mold of the present invention comprises the following steps:
The molding of slide block 23 is mainly: provide at least one smelting tool block, on this smelting tool block, molding one center hole and internal diameter are more than the circular groove of center hole, then lathe molding conical external surface outside smelting tool block, this smelting tool conical external surface of block, circular groove and central through hole coaxial line processing sets up are used；Then smelting tool block after processing uses line cutting mode cut off and some there is coaxial line and the identical slide block 23 of volume, these slide block 23 both sides are formed and project outwardly of boss 235, forming projection 233 between circular groove inner surface and circular hole interior surface before cutting, the width after the cutting of described projection 233 warp is less than the width of slide block 23 entirety；
Being shaped to of SLIDE GUIDE 22: a long strip type smelting tool block is provided, and uses line cutting mode to cut off some SLIDE GUIDEs 22 with same volume；
Being shaped to of slide block location-plate 21 a: wearing plate is provided, bore a hole 211 in this wearing plate center molding one, and use line cutting mode to form some holes, described location 212 and being along the circumferential direction uniformly arranged centered by perforation axis and the described opening 213 between adjacent positioned hole 212 on this wearing plate；
Being installed as of slide block assembly: some slide block briquettings 24 are provided, then above-mentioned SLIDE GUIDE 22 is fixed in the hole, location 212 of wearing plate, slide block 23 is arranged between SLIDE GUIDE 22 adjacent on slide block location-plate 21, again slide block briquetting 24 is positioned to SLIDE GUIDE 22, make slide block briquetting 24 both sides be positioned at above the boss 235 of slide block 23 both sides, thus form a slide block assembly；
Described manufacture method also includes:
One annular smelting tool block is provided, and use lathe inside this annular smelting tool block molding in order to combine after the taper inner surface that matches of the outer surface of slide block 23, thus be shaped to described sliding block inclined briquetting 12.
Thering is provided a cover half die, this cover half die outer surface forms periphery by lathe turning；
Thering is provided a cover half template, the described cover half die 11 after molding and sliding block inclined briquetting 12 are fixed in cover half template, the outer surface of described cover half die 11 and the taper inner surface of sliding block inclined briquetting 12 are for being coaxially set；
There is provided a dynamic model glue position to enter son, and use lathe that this dynamic model glue position enters sub-outer surface turning formation periphery；
One dynamic model template is provided, described dynamic model glue position after molding is entered son 25 and slide block assembly is fixed in dynamic model template, this dynamic model glue position enters the outer surface of son 25 and is coaxially set with some slide block 23 inner surface place peripheries and perforation 211, and dynamic model glue position enters the son outer surface of 25 and fits with projection 233 inner surface on slide block 23.
As known from the above, injection mold of the present invention is formed by slide block 23 outer surface 231 is used uniformly across lathe turning, some slide blocks 23 outer surface 231 after combination is positioned on same taper seat, and the taper inner surface also fitted with slide block 23 outer surface 231 through lathe turning formation inside described sliding block inclined briquetting 12, so that the concordance after described slide block 23 is installed is higher；And the SLIDE GUIDE 22 formed by unified cutting carries out positioned at intervals to slide block 23, using slide block briquetting 24 that slide block 23 is carried out axial limiting so that slide block 23 accurate positioning, job stability is strong, and then makes the plasthetics precision after molding higher.
It is to be understood that, although this specification is been described by according to embodiment, but the most each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should be using description as an entirety, technical scheme in each embodiment can also form, through appropriately combined, other embodiments that it will be appreciated by those skilled in the art that.
The a series of detailed description of those listed above is only for illustrating of the feasibility embodiment of the present invention; they also are not used to limit the scope of the invention, and all equivalent implementations or changes made without departing from skill of the present invention spirit should be included within the scope of the present invention.
Claims (8)
1. an injection mold, including the fixed half and moving half cooperated, it is characterised in that described cover half includes cover half die and sliding block inclined briquetting；Described dynamic model includes having the some location slide block location-plate in hole, the some SLIDE GUIDEs being separately fixed in hole, some location, some slide blocks being movably arranged between adjacent SLIDE GUIDE being along the circumferential direction uniformly arranged and SLIDE GUIDE fixes and slide block carries out the slide block briquetting of axial limiting and the dynamic model glue position that is oppositely arranged with cover half die enters son；It is formed outside described slide block and tilts the outer surface extended, and some described outside face thereof are positioned on same taper seat；Described sliding block inclined briquetting in the form of a ring and be formed be positioned at inner side with the taper inner surface fitted with outside face thereof.
Injection mold the most according to claim 1, it is characterised in that described slide block both sides are respectively arranged with and project outwardly of boss, described slide block briquetting is positioned on the upside of boss, and and slide block location-plate and SLIDE GUIDE side between formed for boss slide chute.
Injection mold the most according to claim 1, it is characterised in that be formed with circumferentially extending arc-shaped inner surface and the projection from arc-shaped inner surface projection inside described slide block；The arc-shaped inner surface of some described slide blocks is connected with each other and is formed a periphery；Described projection inner surface is the most also arranged in arcuation, and the projection inner surface of some slide blocks is positioned on same periphery；Described projection inner surface place periphery is coaxially set with inner surface place periphery and the outer surface place taper seat of slide block.
Injection mold the most according to claim 3, it is characterised in that the width of described projection is less than the width of slide block, and forms the die cavity housing plastic cement with forming plastic product between adjacent projection.
Injection mold the most according to claim 1; it is characterized in that; described slide block is additionally provided with and runs through up and down and the through hole of trapezoidal setting; described slide block location-plate is provided with the opening corresponding with through hole, and described dynamic model also includes through opening and stretches in through hole to tilt, inside through hole, the slide block push rod that the inwall extended offsets.
6. the manufacture method of an injection mold, it is characterised in that described manufacture method comprises the following steps:
Thering is provided at least one smelting tool block, on this smelting tool block, molding one center hole and inwall are more than the circular groove of center hole, then use lathe molding conical external surface outside smelting tool block, and this smelting tool block outer surface, circular groove and central through hole are coaxially set；
Above-mentioned smelting tool block using line cutting mode cut off and some has coaxial line and the identical slide block of volume, these slide block both sides are respectively formed with and project outwardly of boss；
One long strip type smelting tool block is provided, and uses line cutting mode to cut off some SLIDE GUIDEs with same volume；
One wearing plate is provided, bores a hole in this wearing plate center molding one, and use line cutting mode to form some holes, location and being along the circumferential direction uniformly arranged centered by perforation axis on this wearing plate；
Some slide block briquettings are provided, then above-mentioned SLIDE GUIDE is fixed in the hole, location of wearing plate, slide block is arranged between SLIDE GUIDE adjacent on wearing plate, again by slide block briquetting location to SLIDE GUIDE, make slide block briquetting both sides be positioned at above the boss of slide block both sides, thus form a slide block assembly；
One annular smelting tool block is provided, and molding is in order to the taper inner surface matched with outside face thereof inside this annular smelting tool block, to be shaped to sliding block inclined briquetting to use lathe.
The manufacture method of injection mold the most according to claim 6, it is characterized in that, being formed as projection on described slide block between center hole inner surface and the circular groove inner surface of former smelting tool block, the width after the cutting of described projection warp is less than the width of slide block entirety.
The manufacture method of injection mold the most according to claim 7, it is characterised in that described method also includes:
Thering is provided a cover half die, this cover half die outer surface forms periphery by lathe turning；
Thering is provided a cover half template, described cover half die and sliding block inclined briquetting are fixed in cover half template, the outer surface of described cover half die and the taper inner surface of sliding block inclined briquetting are for being coaxially set；
There is provided a dynamic model glue position to enter son, and use lathe that this dynamic model glue position enters sub-outer surface turning formation periphery；
One dynamic model template is provided, described dynamic model glue position is entered son and slide block assembly is fixed in dynamic model template, and dynamic model glue position enters sub outer surface and fits with the projection inner surface on slide block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310385525.7A CN104416836B (en) | 2013-08-30 | 2013-08-30 | Injection mold and manufacture method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310385525.7A CN104416836B (en) | 2013-08-30 | 2013-08-30 | Injection mold and manufacture method thereof |
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| Publication Number | Publication Date |
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| CN104416836A CN104416836A (en) | 2015-03-18 |
| CN104416836B true CN104416836B (en) | 2016-12-28 |
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| CN201310385525.7A Active CN104416836B (en) | 2013-08-30 | 2013-08-30 | Injection mold and manufacture method thereof |
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| CN (1) | CN104416836B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107855744B (en) * | 2016-09-22 | 2019-06-28 | 河南平高电气股份有限公司 | A kind of processing method of foreign side's molded part of the external mold of insulator pouring mould |
| CN114012662A (en) * | 2021-12-03 | 2022-02-08 | 中航沈飞民用飞机有限责任公司 | Cold plug installer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097046A (en) * | 1993-06-29 | 1995-01-04 | 东陶机器株式会社 | Be used for the mold of die casting multi-stacked circular plate fan and utilize this mold to make the method for fan |
| DE102010019386A1 (en) * | 2009-05-04 | 2010-11-11 | Cie Automotive, S.A. | Injection molding tool for producing annular pieces with a helical outer surface |
| CN202572890U (en) * | 2012-05-10 | 2012-12-05 | 苏州星诺奇传动科技有限公司 | Demoulding control system |
-
2013
- 2013-08-30 CN CN201310385525.7A patent/CN104416836B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097046A (en) * | 1993-06-29 | 1995-01-04 | 东陶机器株式会社 | Be used for the mold of die casting multi-stacked circular plate fan and utilize this mold to make the method for fan |
| DE102010019386A1 (en) * | 2009-05-04 | 2010-11-11 | Cie Automotive, S.A. | Injection molding tool for producing annular pieces with a helical outer surface |
| CN202572890U (en) * | 2012-05-10 | 2012-12-05 | 苏州星诺奇传动科技有限公司 | Demoulding control system |
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| CN104416836A (en) | 2015-03-18 |
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Address after: Suzhou City, Jiangsu Province, 215000 Suzhou Road Industrial Park, No. 1 in the new industrial square E2 building Applicant after: SUZHOU SINNOTECH ELECTRONIC TECHNOLOGY CO., LTD. Address before: Suzhou City, Jiangsu Province, 215000 Suzhou Road Industrial Park, No. 1 in the new industrial square E2 building Applicant before: Suzhou Sinnotech Electronic Technology Co., Ltd. |
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