CN103481454A - One-time injection molding die of multi-face irregular workpieces - Google Patents
One-time injection molding die of multi-face irregular workpieces Download PDFInfo
- Publication number
- CN103481454A CN103481454A CN201310421728.7A CN201310421728A CN103481454A CN 103481454 A CN103481454 A CN 103481454A CN 201310421728 A CN201310421728 A CN 201310421728A CN 103481454 A CN103481454 A CN 103481454A
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- China
- Prior art keywords
- die
- die holder
- multiaspect
- base
- holders
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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
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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
- B29C45/1742—Mounting of moulds; Mould supports
Abstract
The invention discloses a one-time injection molding die of multi-face irregular workpieces. The one-time injection molding die comprises an upper die base and a lower die base, particularly, the lower die base is provided with a lower die central fixing die holder, four fixing die holders and four sliding die holders, each sliding die holder is arranged between every two fixing die holders, all the die holders are in a nine-grid pattern layout, and the top of each sliding die holder is provided with a guide groove hole; the upper die base is provided with an upper die central fixing die holder and four driving guide rods having fixed inclination, the driving guide rods are connected in the guide groove holes in a sliding mode, the four sliding die holders slide inwards to gather together or slide outwards to extend in die opening-closing switching processes of the upper die base and the lower die base. According to the injection molding die, the three-dimensional multi-fact die opening mode is adopted, and an injection molding cavity of the multi-face irregular workpieces is constituted by the surface of the upper die central fixing die holder, the surface of the lower die central fixing die holder, and the molded surfaces of the four sliding die holders. Meanwhile, the sliding die holders further have die retreating displacement, die retreating of the workpieces is facilitated, accuracy and production efficiency of finished products are improved, and cost is low.
Description
Technical field
The present invention relates to a kind of injection mold, relate in particular to the single injection-molded mould of the irregular workpiece of a kind of multiaspect.
Background technology
Injection mold is a kind of instrument of producing plasthetics; It is also the instrument of giving plasthetics complete structure and accurate dimension.A kind of processing method of using when injection mo(u)lding is some complex-shaped parts of batch production.Specifically the finger material melted that will be heated is injected die cavity by high pressure, after cooling curing, obtains formed products.Injection mold is comprised 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.Dynamic model and cover half closed formation running gate system and die cavity when injection moulding, during die sinking, dynamic model separates in order to take out plastic products with cover half.Mould mainly is comprised of running gate system, thermoregulating system, forming part and constitutional detail.Wherein running gate system and forming part are and the direct contact portion of plastics, and change with plastics and goods, are the most complicated in mold, change maximum, require processing fineness and the highest part of precision.
A kind of workpiece is arranged in prior art, is the structural representation on this workpiece in both directions as depicted in figs. 1 and 2.From illustrating, this workpiece 7 is the irregular workpiece of multiaspect, by six views its substantially do not exist symmetrical structure and each face shape difference very big, wherein end face 75 slightly is rounded square, there are open-work and four jiaos of band buckles in middle part; Bottom surface 71 is opening-like, can't be described with regular shape, and left and right side 72,74 is equipped with the window that penetrates end face, bottom surface and in window one extend to form elastic arm, 73 relative trailing flank 71 extensions of leading flank are a lot.Special construction based on above-mentioned workpiece; injection mold only depends on upper and lower mould clamping to be difficult to realize the irregular workpiece of injection mo(u)lding multiaspect; even core rod can machine-shaping and implemented injection moulding production, but it is substantially impossible to move back mould, generally adopts injection mold to carry out the roughcast processing of the irregular workpiece of multiaspect; then roughcast is carried out to smart mould processing; so the operation production process is loaded down with trivial details, and production efficiency is low, and cost is higher; and be prone to defect ware, qualification rate is lower.
Summary of the invention
In view of the defect that above-mentioned prior art exists, the objective of the invention is to propose the injection mold of the irregular workpiece of a kind of multiaspect, solve high efficiency, the high accuracy processing problems of the irregular workpiece of multiaspect.
Purpose of the present invention, to be achieved by the following technical programs: the single injection-molded mould of the irregular workpiece of multiaspect, comprise lower die base and upper die base, especially, described lower die base be provided with the counterdie center fixedly die holder, four fixedly die holder and in twos fixedly four slip die holders between die holder and all die holder be nine palace layouts, four slip die holders towards the counterdie center fixedly the side of die holder be respectively equipped with the profile that the surrounding outer wall shape with the irregular workpiece of multiaspect is complementary, each slip die holder top is respectively equipped with guiding groove hole; Described upper die base is provided with patrix center fixedly die holder and four drive leaders with fixed inclination in curves, described drive leader is slidably connected in guiding groove hole, and guiding drives four slip die holders to be inwardly to slide and gathers or outwards slide expansion in upper and lower mold base die opening and closing handoff procedure; Under the mold closing state, the upper and lower mould center fixedly profile of the surface of die holder and four slip die holders forms the injection moulding die cavity of the irregular workpiece of multiaspect.
Further, the described counterdie center fixedly surface configuration of die holder and the bottom inside surface configuration of the irregular workpiece of multiaspect is complementary, and the described patrix center fixedly surface configuration of die holder and the top surface shape of the irregular workpiece of multiaspect is complementary.
Further, the die holder structure that described slip die holder is detachable installation type, and any slip die holder is driven unidirectional slip in lower die base.
Further, be provided with the locked mode groove mechanism between described lower die base and upper die base.
Further, the corresponding patrix of described lower die base center fixedly is provided with and moves back the mould lifting body in the position of die holder.
Apply injection mold of the present invention, compare to the traditional injection moulding mould and have significant advantage: it adopts the die sinking mode of three-dimensional multiaspect, the upper and lower mould center fixedly profile of the surface of die holder and four slip die holders forms the injection moulding die cavity of the irregular workpiece of multiaspect, the die holder that simultaneously slides also has the mould of moving back displacement, facilitate shaping workpiece to move back mould, improved precision and the production efficiency of workpiece finished product, with low cost.
The accompanying drawing explanation
Fig. 1 is the structural representation of the irregular workpiece of multiaspect of the present invention.
Fig. 2 is the inverted structural representation of the irregular workpiece of multiaspect of the present invention.
Fig. 3 is the structural representation of lower die base in the single injection-molded mould of the irregular workpiece of multiaspect of the present invention.
Fig. 4 is the structural representation of upper die base in the single injection-molded mould of the irregular workpiece of multiaspect of the present invention.
Fig. 5 is the mold closing status architecture schematic diagram of the single injection-molded mould of the irregular workpiece of multiaspect of the present invention.
Fig. 6 is the mold closing status architecture schematic diagram at another visual angle of Fig. 5.
The specific embodiment
The special construction that the present invention is directed to the irregular workpiece of multiaspect has carried out particular design, has adopted the die sinking mode of three-dimensional multiaspect to solve the more difficult problem of the irregular workpiece injection moulding production of multiaspect, and the single injection-molded mould of the irregular workpiece of multiaspect is provided.
As shown in Figures 3 to 6, the single injection-molded mould of the irregular workpiece of multiaspect, comprise lower die base 1 and upper die base 5, especially, lower die base 1 is provided with fixedly die holder 35 of counterdie center, four fixing die holders 21, 22, 23, 24 and fixing four slip die holders 31 between die holder in twos, 32, 33, 34 and all die holder be nine palace layouts, particularly, this lower die base structure that is square, and four fixing die holders 21, 22, 23, 24 are located at respectively square four jiaos, slide rail fixedly is set between die holder in twos thus, and the die holder 31 that makes to slide, 32, 33, 34 respectively attaching on it and make its towards or deviate from the counterdie center fixedly die holder 35 slide.In addition four slip die holders 31,32,33,34 towards the counterdie center fixedly the side of die holder 35 be respectively equipped with the profile that surrounding outer wall 72,73,74,75 shapes with the irregular workpiece 7 of multiaspect are complementary, each slip die holder top is respectively equipped with guiding groove hole; Upper die base 5 is provided with patrix center fixedly die holder 55 and four drive leaders 51,52,53,54 with fixed inclination in curves, drive leader all deviates from the fixedly die holder 55 inclination extensions of patrix center arbitrarily, and drive leader is slidably connected in guiding groove hole, and guiding drives four slip die holders to be inwardly to slide and gathers or outwards slide expansion in upper and lower mold base die opening and closing handoff procedure; Under the mold closing state, the upper and lower mould center fixedly profile of the surface of die holder and four slip die holders forms the injection moulding die cavity of the irregular workpiece 7 of multiaspect.
Further refinement ground, the counterdie center fixedly surface configuration of die holder 35 and the bottom inside surface configuration of the irregular workpiece 7 of multiaspect is complementary, and the patrix center fixedly surface configuration of die holder and top 71 surface configurations of the irregular workpiece of multiaspect is complementary.
As the preferred version on implementing, the die holder structure that above-mentioned slip die holder is detachable installation type, and any slip die holder is driven unidirectional slip in lower die base.When the slip die holder is impaired, can be changed part.
In addition, between lower die base 1 and upper die base 5, be provided with locked mode groove mechanism 6, can significantly improve the stability of injection forming mold during the mold closing injection moulding.
Move back mould for convenience of workpiece, the corresponding patrix of the lower die base 1 center fixedly position of die holder 55 is provided with and moves back mould lifting body 4, and this moves back the workpiece ejection die that the mould lifting body can be good by injection mo(u)lding, plays the effect of automatic demolding.
The concrete operations stroke of the injection mold of the irregular workpiece of a kind of multiaspect of the present invention: by lower die base and upper die base amalgamation, four drive leaders have inside cohesion to the guiding groove hole of slip die holder, four slip die holders inwardly slide and gather, the fixing die holder in counterdie center now, patrix center fixedly die holder and four slip die holders forms the die cavity of the irregular workpiece of multiaspect, by to the die cavity injection moulding, can carry out work piece production, after the injection moulding work-piece cools, lower die base is separated with upper die base, four drive leaders have outside expansionary force to the guiding groove hole of slip die holder, four slip die holders outwards slide expansion, now by moving back the mould lifting body, the injection moulding workpiece can be moved back to mould, injection moulding completes.
Detailed description by above structure and operation is visible: apply injection mold of the present invention, adopt the die sinking mode of three-dimensional multiaspect, the upper and lower mould center fixedly profile of the surface of die holder and four slip die holders forms the injection moulding die cavity of the irregular workpiece of multiaspect, the die holder that simultaneously slides also has the mould of moving back displacement, facilitate shaping workpiece to move back mould, improved precision and the production efficiency of workpiece finished product, with low cost.
The present invention still has numerous embodiments, and all employing equivalents or equivalent transformation and all technical schemes of forming, within all dropping on protection scope of the present invention.
Claims (5)
1. the single injection-molded mould of the irregular workpiece of multiaspect, comprise lower die base and upper die base, it is characterized in that:
Described lower die base be provided with the counterdie center fixedly die holder, four fixedly die holder and in twos fixedly four slip die holders between die holder and all die holder be nine palace layouts, four slip die holders towards the counterdie center fixedly the side of die holder be respectively equipped with the profile that the surrounding outer wall shape with the irregular workpiece of multiaspect is complementary, each slip die holder top is respectively equipped with guiding groove hole;
Described upper die base is provided with patrix center fixedly die holder and four drive leaders with fixed inclination in curves, described drive leader is slidably connected in guiding groove hole, and guiding drives four slip die holders to be inwardly to slide and gathers or outwards slide expansion in upper and lower mold base die opening and closing handoff procedure;
Under the mold closing state, the upper and lower mould center fixedly profile of the surface of die holder and four slip die holders forms the injection moulding die cavity of the irregular workpiece of multiaspect.
2. the single injection-molded mould of the irregular workpiece of multiaspect according to claim 1, it is characterized in that: the described counterdie center fixedly surface configuration of die holder and the bottom inside surface configuration of the irregular workpiece of multiaspect is complementary, and the described patrix center fixedly surface configuration of die holder and the top surface shape of the irregular workpiece of multiaspect is complementary.
3. the single injection-molded mould of the irregular workpiece of multiaspect according to claim 1 is characterized in that: the die holder structure that described slip die holder is detachable installation type, and any slip die holder is driven unidirectional slip in lower die base.
4. the single injection-molded mould of the irregular workpiece of multiaspect according to claim 1, is characterized in that: be provided with the locked mode groove mechanism between described lower die base and upper die base.
5. the single injection-molded mould of the irregular workpiece of multiaspect according to claim 1 is characterized in that: the corresponding patrix of the described lower die base center fixedly position of die holder is provided with and moves back the mould lifting body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310421728.7A CN103481454B (en) | 2013-09-17 | 2013-09-17 | The single injection-molded mould of the irregular workpiece of multiaspect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310421728.7A CN103481454B (en) | 2013-09-17 | 2013-09-17 | The single injection-molded mould of the irregular workpiece of multiaspect |
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| Publication Number | Publication Date |
|---|---|
| CN103481454A true CN103481454A (en) | 2014-01-01 |
| CN103481454B CN103481454B (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310421728.7A Active CN103481454B (en) | 2013-09-17 | 2013-09-17 | The single injection-molded mould of the irregular workpiece of multiaspect |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842507A (en) * | 2015-04-30 | 2015-08-19 | 苏州乔布注塑工业有限公司 | Injection molding frame |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101117015A (en) * | 2007-09-03 | 2008-02-06 | 黄山市汽车电器有限公司 | Bended wedge inside and outside knockout core injection mould |
| CN202378252U (en) * | 2011-12-05 | 2012-08-15 | 上海工程技术大学 | Plastic mold with multi-direction core-pulling function |
| CN103057053A (en) * | 2012-12-26 | 2013-04-24 | 宁波市鄞州剑均机械科技有限公司 | Two-way connector |
| CN203527782U (en) * | 2013-09-17 | 2014-04-09 | 苏州工业园区协利塑胶有限公司 | Once injection molding mould for multi-surface irregular workpiece |
-
2013
- 2013-09-17 CN CN201310421728.7A patent/CN103481454B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101117015A (en) * | 2007-09-03 | 2008-02-06 | 黄山市汽车电器有限公司 | Bended wedge inside and outside knockout core injection mould |
| CN202378252U (en) * | 2011-12-05 | 2012-08-15 | 上海工程技术大学 | Plastic mold with multi-direction core-pulling function |
| CN103057053A (en) * | 2012-12-26 | 2013-04-24 | 宁波市鄞州剑均机械科技有限公司 | Two-way connector |
| CN203527782U (en) * | 2013-09-17 | 2014-04-09 | 苏州工业园区协利塑胶有限公司 | Once injection molding mould for multi-surface irregular workpiece |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104842507A (en) * | 2015-04-30 | 2015-08-19 | 苏州乔布注塑工业有限公司 | Injection molding frame |
| CN104842507B (en) * | 2015-04-30 | 2017-03-01 | 苏州乔布注塑工业有限公司 | Molded plastic frame |
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| Publication number | Publication date |
|---|---|
| CN103481454B (en) | 2016-06-01 |
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Effective date of registration: 20211231 Address after: No.19 Qiliang Road, Danyang Economic Development Zone, Zhenjiang City, Jiangsu Province Patentee after: Jiangsu Longyou Precision Parts Manufacturing Co.,Ltd. Address before: 215122 No. 12, Litang East Road, Weiting Town, Suzhou Industrial Park, Jiangsu Province Patentee before: SUZHOU INDUSTRIAL PARK XIELI PLASTIC Co.,Ltd. |