CN200974319Y - Injection mould - Google Patents
Injection mould Download PDFInfo
- Publication number
- CN200974319Y CN200974319Y CN 200620015237 CN200620015237U CN200974319Y CN 200974319 Y CN200974319 Y CN 200974319Y CN 200620015237 CN200620015237 CN 200620015237 CN 200620015237 U CN200620015237 U CN 200620015237U CN 200974319 Y CN200974319 Y CN 200974319Y
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- CN
- China
- Prior art keywords
- ejector retainner
- plate
- retainner plate
- hook
- moving platen
- 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.)
- Expired - Lifetime
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to an injection mould, which includes a fixed mould and a movable mould mounted with a heat current passage; the movable has a moveable mould glut, a movable plate and a movable mould installation plate. The moveable glut is opposite to the moveable glut; two mould feet are fixed between the moveable mould plate and the moveable mould installation plate; the two mould feet are located at the two ends corresponding to the moveable mould plate. The two mould feet and the moveable mould plate as well as the moveable mould installation plate enclose a space for thimble plate. The moveable space of the thimble plate is provided with a thimble plate that can slide between the moveable mould plate and the moveable mould installation plate. A thimble is fixed on a surface facing the moveable mould plate on the thimble plate; the moveable mould glut and the moveable mould plate are provided with thimble sliding holes for sliding the thimble respectively; the thimble plate is provided with a through hole used for passing through the heat current passage. The thimble plate can slide along the heat current passage. Therefore, the utility model makes the appearance of the molding product qualified, which is simple in structure and easy for operation.
Description
Technical field
The utility model relates to a kind of injection mold, especially relates to a kind of injection mold that comprises cover half and the dynamic model of hot flow path is installed.
Background technology
Injection mold is an existing product manufacturing field mould commonly used; especially the precise injection molding mould extensively should have in IT and automobile product manufacturing field; it comprises fixed half and moving half; die feeding position (hot flow path) can be according to various being chosen on cover half or the dynamic model that require of shaped article, and the appearance of product generally is formed on cover half one side.Some product is very harsh to the requirement of outward appearance, such as, scanner transparent panel, notebook computer upper cover etc.; Generally hot flow path is arranged on the dynamic model, adopts from the dynamic model charging, influence the presentation quality of shaped article to prevent the charging vestige, the thimble of mould is driven and is installed in usually on the cover half relative with the mould that hot flow path is installed by oil hydraulic cylinder.Though this injection mold has avoided producing the charging vestige on the appearance of shaped article, but when ejecting shaped article, can on the appearance of product, stay the thimble vestige, again owing to adopt oil hydraulic cylinder to drive thimble, need to be equipped with corresponding oil-servicing facilities, increased cost, and take bigger space, maintenance and debugging are complicated.
The utility model content
The utility model purpose is to provide a kind of good, simple in structure, easy to operate injection mold of appearance quality that makes shaped article.
The purpose of this utility model is achieved through the following technical solutions:
A kind of injection mold of the utility model comprises cover half and the dynamic model that hot flow path is installed; This cover half has fixed die insert, solid plate and the cover half installing plate that is spirally connected successively; This dynamic model has moving die insert, moving platen and the dynamic model installing plate that is spirally connected successively, and this fixed die insert is relative with this moving die insert; Wherein, be fixed with two mould pin between described moving platen and the described dynamic model installing plate, this two moulds pin lays respectively on the relative two ends of this moving platen, and this two moulds pin and this moving platen and this dynamic model installing plate surround the ejector retainner plate mobile space; Be provided with the ejector retainner plate that can slide between this moving platen and this dynamic model installing plate in this ejector retainner plate mobile space, this ejector retainner plate is fixed with thimble on the face of this moving platen; Offering respectively on described moving die insert and this moving platen can be for the thimble slide opening of this thimble slip; Offer the through hole that passes through for described hot flow path on this ejector retainner plate, this ejector retainner plate can slide along this hot flow path.
In above-mentioned basis, wherein:
Be provided with the guide post that bootable described ejector retainner plate slides in the described ejector retainner plate mobile space, its two ends are separately fixed on described moving platen and the described dynamic model installing plate; Offering on the described ejector retainner plate can be along the pilot hole of this guide post slip.
Described ejector retainner plate is fixed with the return bar on the face of described moving platen; The side that is positioned at described moving die insert on this moving platen offers second shoulder hole that can supply this return bar to slide, and this ejector retainner plate mobile space closes in the big portion of the radial dimension of this shoulder hole; Be arranged with return spring on this return bar, an end of this return spring is replaced this ejector retainner plate, and the other end is replaced the ladder of this second shoulder hole.
The periphery of described hot flow path between described moving platen and described dynamic model installing plate is provided with protective sleeve, and described through hole can slide along this protective sleeve.
Described hot flow path is fixed with the hot flow path installing plate between described mould pin and described dynamic model installing plate, offer second through hole that passes through for described hot flow path on this hot flow path installing plate, and described protective sleeve is screwed onto on this hot flow path installing plate.
It also comprises two first drag hooks and two second drag hooks; This first drag hook has first hook and the first arm, one end of two these the first arms is separately fixed on the end face at the described ejector retainner plate mobile space of being positioned at of described ejector retainner plate two ends, the other end be positioned at this moving platen one side and dorsad this moving platen stretch out and form this first hook; This second drag hook has second hook and second arm, one end close end of two these second arms is articulated in respectively on the end face of described solid plate and two ends homonymy described ejector retainner plate mobile space, the other end forms this second hook, at the matched moulds state, this second hook is affixed on the outside of this first arm and relative with this first hook.
Be respectively equipped with blind hole on the end face of the two ends homonymy of described solid plate and described ejector retainner plate mobile space, this blind hole departs from described second arm with pivoting point this solid plate and away from described second hook, be provided with second spring and slidably distribution in this blind hole, this second spring, one end is replaced the bottom of this blind hole, the other end is replaced an end of this distribution, and the other end of this distribution is replaced this second arm.
The both sides of described second hook are provided with sliding pin; The both sides that are positioned at described second arm on the described moving platen are fixed with the switching piece, this switching piece is wedge shape, and the vertical range that its wedge pushes up described the first arm lateral surface arrives the vertical range of this first arm lateral surface and the vertical range sum that this second facies medialis brachii is arrived at this second hook top greater than this first hook top; At the matched moulds state, this switching piece is positioned at this first hook away from described ejector retainner plate one side; In the die sinking process, this sliding pin can slide along this wedge surface that opens and closes piece.
The end face away from described ejector retainner plate of described first hook is and the acutangulate inclined-plane of the lateral surface of described the first arm; In the matched moulds process, can slide along this inclined-plane in the top of described second hook.
Be fixed with runing rest on the end face of the two ends homonymy of described solid plate and described ejector retainner plate mobile space, described second arm is articulated on this runing rest.
Described two first hook diagonal angles are fixed on described ejector retainner plate and are positioned on the end face at described ejector retainner plate mobile space two ends; Described two second hooks and this two first hooks are articulated in described solid plate accordingly and are positioned on the end face at described ejector retainner plate mobile space two ends.
The utility model compared with prior art, a kind of injection mold of the utility model, because thimble and hot flow path all are located on the dynamic model, in process of production, be positioned on the Surface Appearance of cover half one side and neither can produce the charging vestige, can not produce the thimble vestige during die sinking yet, make the appearance quality of shaped article good; Eject shaped article, do not need to be equipped with the corresponding driving arrangement that ejects, make mould take less space owing to utilizing drag hook to drive thimble again, cost is low, and is simple in structure, and maintenance and debugging are convenient.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Fig. 1 is the main TV structure schematic diagram of a kind of injection mold of the utility model.
Fig. 2 is that the master of a kind of injection mold of the utility model looks the sectional structure schematic diagram.
Fig. 3 is that the broken section structural representation is looked on the left side of a kind of injection mold of the utility model.
Fig. 4 is the plan structure schematic diagram of a kind of injection mold of the utility model.
Fig. 5 is the course of work partial schematic diagram from the die sinking to the matched moulds of a kind of injection mold of the utility model.
The specific embodiment
See also Fig. 1 to Fig. 3, a kind of injection mold of the utility model comprises cover half 1,2 two first drag hooks 40 of dynamic model and two second drag hooks 30; This cover half 1 has fixed die insert 13, solid plate 12 and the cover half installing plate 11 that is spirally connected successively; This dynamic model 2 has the moving die insert 23 that is spirally connected successively, moving platen 22, two mould pin 24, hot flow path installing plate 28 and dynamic model installing plates 21; This fixed die insert 13 is relative with this moving die insert 23.
These two mould pin 24 are screwed onto between this moving platen 22 and this hot flow path installing plate 28, and this two moulds pin 24 lays respectively on the relative two ends of this moving platen 22, and this two moulds pin 24 surrounds ejector retainner plate mobile space 20 with this moving platen 22 and this hot flow path installing plate 28; Be provided with the ejector retainner plate 29 that can between this moving platen 22 and this hot flow path installing plate 28, slide in this ejector retainner plate mobile space 20, this ejector retainner plate 29 has last ejector retainner plate 25 and is screwed onto the following ejector retainner plate 26 of ejector retainner plate 25 on this, should go up ejector retainner plate 25 and close on this moving platen 22, should go up on the ejector retainner plate 25 and offer shoulder hole, this time ejector retainner plate 26 closes in the big portion of the radial dimension of this shoulder hole, card only has thimble 27 in this shoulder hole, one end of this thimble 27 has begins to crop up, this card of begining to crop up ends in the big portion of radial dimension of this this shoulder hole, this moving die insert 23, offer the thimble slide opening of these thimble 27 slips of confession of perforation on the moving platen 22 respectively, the other end of this thimble 27 passes the shoulder hole of ejector retainner plate 25 on this successively, this ejector retainner plate mobile space 20, pass this moving platen 22 and this moving die insert 23 more slidably successively, at the matched moulds state, the other end of this thimble 27 is concordant with the bottom surface of this moving die insert 23; Moving die insert 23; moving platen 22; this ejector retainner plate 29; offer the through hole that passes for this hot flow path 50 on the dynamic model installing plate 21 successively; offer second through hole that passes for this hot flow path 50 on this hot flow path installing plate 28; the discharging opening of this hot flow path 50 is positioned at the bottom of this moving die insert 23; the charging aperture of this hot flow path 50 is screwed onto on this dynamic model installing plate 21; in order to prevent this hot flow path 50 of damage in these ejector retainner plate 29 sliding processes; be positioned at this hot flow path 50 on the periphery of this ejector retainner plate mobile space 20 and be provided with protective sleeve 52; this protective sleeve 52 is screwed onto on this hot flow path installing plate 28, and the through hole on this ejector retainner plate 29 can slide along this protective sleeve 52.For when the die sinking, this ejector retainner plate 29 drives this thimble 27 and ejects shaped article reposefully, offer the guide post installing hole respectively on described dynamic model installing plate 21, this hot flow path installing plate 28 and the described moving platen 22, the guide post 51 that runs through this ejector retainner plate mobile space 20 and 29 slips of bootable described ejector retainner plate is installed in this guide post installing hole; Offering on the described ejector retainner plate 29 can be along the pilot hole of these guide post 51 slips.
Should go up on the ejector retainner plate 25 and offer the 3rd shoulder hole, this time ejector retainner plate 26 closes in the big portion of the radial dimension of the 3rd shoulder hole, card only has return bar 55 in the 3rd shoulder hole, one end of this return bar 55 has second begins to crop up, and this second card of begining to crop up ends in the big portion of radial dimension of the 3rd shoulder hole; The side that is positioned at described moving die insert 23 on this moving platen 22 offers second shoulder hole that can supply this return bar 55 to slide, and this ejector retainner plate mobile space 20 closes in the big portion of the radial dimension of this second shoulder hole; Be arranged with return spring 56 on this return bar 55, an end of this return spring 56 is replaced this ejector retainner plate 29, and the other end is replaced the ladder of this second shoulder hole.
Certainly, this ejector retainner plate 29 also can be an integral body, and this thimble 27 mode such as also can weld, be spirally connected is fixed on this ejector retainner plate 29 on the face of this moving platen 22; The two ends of this guide post 51 also can be respectively be spirally connected, mode such as welding is fixed on described moving platen 22 and the hot flow path installing plate 28; Also can save this hot flow path installing plate 28, this two moulds pin 24 directly is screwed onto on this dynamic model installing plate 21, the two ends of this guide post 51 respectively be spirally connected, mode such as welding is fixed on described moving platen 22 and this dynamic model installing plate 21, this protective sleeve 52 is screwed onto on this dynamic model installing plate 21; Modes such as this return bar 55 also can weld, be spirally connected are fixed on this ejector retainner plate 29 on the face of this moving platen 22
See also Fig. 3 to Fig. 5, these two first drag hooks 40 have first hook 45 and the first arm 41, one end of two these the first arms 41 is screwed onto respectively on the end face at two ends of the described ejector retainner plate mobile space 20 of being positioned at of described ejector retainner plate 29, the other end be positioned at these moving platen 22 1 sides and dorsad this moving platen 22 stretch out and form this first hook 45; This second drag hook 40 has second hook 35 and second arm 31, be bolted with runing rest 32 respectively on the end face of the two ends homonymy of described solid plate 12 and described ejector retainner plate mobile space 20, an end close end 36 of described second arm 31 is articulated in respectively on this runing rest 32; The other end of described second arm 31 forms this second hook 35, and at matched moulds state (shown in Fig. 5 A), this second hook 35 is affixed on the outside of this first arm 41 and relative with this first hook 45; The end face away from this ejector retainner plate 29 of this first hook 45 is and the acutangulate inclined-plane 46 of the lateral surface of this first arm 41 that at (shown in Fig. 5 F to Fig. 5 J) in the matched moulds process, can slide along this inclined-plane 46 in the top of this second hook 35.
The both sides of this second hook 35 are fixed with this sliding pin 34; The both sides that are positioned at described second arm 31 on the described moving platen 22 are bolted with and open and close piece 33, this switching piece 33 is wedge shape, and the vertical range that its wedge pushes up described the first arm 31 lateral surfaces arrives the vertical range of these the first arm 41 lateral surfaces and the vertical range sum that these second arm, 31 medial surfaces are arrived at this second hook, 35 tops greater than these first hook, 45 tops; At the matched moulds state, this switching piece 33 is positioned at the side of this first hook 45 away from described ejector retainner plate 29; At (shown in Fig. 5 A to Fig. 5 F) in the die sinking process, this sliding pin 34 can slide along this wedge surface that opens and closes piece 33.
At matched moulds state (shown in Fig. 5 A), be close to the outside of this first arm 41 in order to make this second hook 35, in the die sinking process, this sliding pin 34 can slide along this wedge surface that opens and closes piece 33, be respectively equipped with blind hole 10 on the end face of described solid plate 12 and two ends homonymy described ejector retainner plate mobile space 29, this blind hole 10 departs from described second arm 31 with the pivoting point of this solid plate 12 and away from described second hook 35, the distribution 15 that is provided with second spring 16 in this blind hole 10 and can slides along this blind hole 10, these second spring, 16 1 ends are replaced the bottom of this blind hole 10, the other end is replaced an end of this distribution 15, and the other end of this distribution 15 is replaced this second arm 31.
For die sinking reposefully, these two first drag hook 40 diagonal angles are fixed on described ejector retainner plate 29 and are positioned on the end face at described ejector retainner plate mobile space 20 two ends, and these two second drag hooks 30 correspondingly are articulated in described solid plate 12 accordingly with these two first drag hooks 40 and are positioned on the end face at described ejector retainner plate mobile space 20 two ends.
Equivalently, an end of two these the first arms 41 also can be respectively be fixed on the end face at two ends of the described ejector retainner plate mobile space 20 of being positioned at of described ejector retainner plate 29 in modes such as riveted joint, welding; Modes such as this runing rest 32 also can be riveted, welding are fixed on the described solid plate 12.
Claims (11)
1. an injection mold comprises cover half and the dynamic model that hot flow path is installed; This cover half has fixed die insert, solid plate and the cover half installing plate that is spirally connected successively; This dynamic model has moving die insert, moving platen and the dynamic model installing plate that is spirally connected successively, and this fixed die insert is relative with this moving die insert; It is characterized in that: be fixed with two mould pin between described moving platen and the described dynamic model installing plate, this two moulds pin lays respectively on the relative two ends of this moving platen, and this two moulds pin and this moving platen and this dynamic model installing plate surround the ejector retainner plate mobile space; Be provided with the ejector retainner plate that can slide between this moving platen and this dynamic model installing plate in this ejector retainner plate mobile space, this ejector retainner plate is fixed with thimble on the face of this moving platen; Offering respectively on described moving die insert and this moving platen can be for the thimble slide opening of this thimble slip; Offer the through hole that passes through for described hot flow path on this ejector retainner plate, this ejector retainner plate can slide along this hot flow path.
2. a kind of injection mold according to claim 1 is characterized in that: be provided with the guide post that bootable described ejector retainner plate slides in the described ejector retainner plate mobile space, its two ends are separately fixed on described moving platen and the described dynamic model installing plate; Offering on the described ejector retainner plate can be along the pilot hole of this guide post slip.
3. a kind of injection mold according to claim 1 is characterized in that: described ejector retainner plate is fixed with the return bar on the face of described moving platen; The side that is positioned at described moving die insert on this moving platen offers second shoulder hole that can supply this return bar to slide, and this ejector retainner plate mobile space closes in the big portion of the radial dimension of this shoulder hole; Be arranged with return spring on this return bar, an end of this return spring is replaced this ejector retainner plate, and the other end is replaced the ladder of this second shoulder hole.
4. a kind of injection mold according to claim 1 is characterized in that: the periphery of described hot flow path between described moving platen and described dynamic model installing plate is provided with protective sleeve, and described through hole can slide along this protective sleeve.
5. a kind of injection mold according to claim 4; it is characterized in that: described hot flow path is fixed with the hot flow path installing plate between described mould pin and described dynamic model installing plate; offer second through hole that passes through for described hot flow path on this hot flow path installing plate, described protective sleeve is screwed onto on this hot flow path installing plate.
6. a kind of injection mold according to claim 1 is characterized in that: it also comprises two first drag hooks and two second drag hooks; This first drag hook has first hook and the first arm, one end of two these the first arms is separately fixed on the end face at the described ejector retainner plate mobile space of being positioned at of described ejector retainner plate two ends, the other end be positioned at this moving platen one side and dorsad this moving platen stretch out and form this first hook; This second drag hook has second hook and second arm, one end close end of two these second arms is articulated in respectively on the end face of described solid plate and two ends homonymy described ejector retainner plate mobile space, the other end forms this second hook, at the matched moulds state, this second hook is affixed on the outside of this first arm and relative with this first hook.
7. a kind of injection mold according to claim 6, it is characterized in that: be respectively equipped with blind hole on the end face of the two ends homonymy of described solid plate and described ejector retainner plate mobile space, this blind hole departs from described second arm with pivoting point this solid plate and away from described second hook, be provided with second spring and slidably distribution in this blind hole, this second spring, one end is replaced the bottom of this blind hole, the other end is replaced an end of this distribution, and the other end of this distribution is replaced this second arm.
8. according to claim 6 or 7 described a kind of injection molds, it is characterized in that: the both sides of described second hook are provided with sliding pin; The both sides that are positioned at described second arm on the described moving platen are fixed with the switching piece, this switching piece is wedge shape, and the vertical range that its wedge pushes up described the first arm lateral surface arrives the vertical range of this first arm lateral surface and the vertical range sum that this second facies medialis brachii is arrived at this second hook top greater than this first hook top; At the matched moulds state, this switching piece is positioned at this first hook away from described ejector retainner plate one side; In the die sinking process, this sliding pin can slide along this wedge surface that opens and closes piece.
9. according to claim 6 or 7 described a kind of injection molds, it is characterized in that: the end face away from described ejector retainner plate of described first hook is and the acutangulate inclined-plane of the lateral surface of described the first arm; In the matched moulds process, can slide along this inclined-plane in the top of described second hook.
10. according to claim 6 or 7 described a kind of injection molds, it is characterized in that: be fixed with runing rest on the end face of the two ends homonymy of described solid plate and described ejector retainner plate mobile space, described second arm is articulated on this runing rest.
11. according to claim 6 or 7 described a kind of injection molds, it is characterized in that: described two first hook diagonal angles are fixed on described ejector retainner plate and are positioned on the end face at described ejector retainner plate mobile space two ends; Described two second hooks and this two first hooks are articulated in described solid plate accordingly and are positioned on the end face at described ejector retainner plate mobile space two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620015237 CN200974319Y (en) | 2006-10-12 | 2006-10-12 | Injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620015237 CN200974319Y (en) | 2006-10-12 | 2006-10-12 | Injection mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200974319Y true CN200974319Y (en) | 2007-11-14 |
Family
ID=38900611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620015237 Expired - Lifetime CN200974319Y (en) | 2006-10-12 | 2006-10-12 | Injection mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200974319Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102233654A (en) * | 2010-04-30 | 2011-11-09 | 富港电子（东莞）有限公司 | Method for assembling injection mold |
| CN102145527B (en) * | 2010-02-05 | 2013-08-21 | 勋龙精密模具(昆山)有限公司 | Injection mould with insert structure |
| CN104228001A (en) * | 2014-09-29 | 2014-12-24 | 深圳创维精密科技有限公司 | Injection mold |
-
2006
- 2006-10-12 CN CN 200620015237 patent/CN200974319Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102145527B (en) * | 2010-02-05 | 2013-08-21 | 勋龙精密模具(昆山)有限公司 | Injection mould with insert structure |
| CN102233654A (en) * | 2010-04-30 | 2011-11-09 | 富港电子（东莞）有限公司 | Method for assembling injection mold |
| CN102233654B (en) * | 2010-04-30 | 2013-06-19 | 富港电子（东莞）有限公司 | Method for assembling injection mold |
| CN104228001A (en) * | 2014-09-29 | 2014-12-24 | 深圳创维精密科技有限公司 | Injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanghai BYD Co., Ltd. Assignor: Biyadi Co., Ltd. Contract fulfillment period: 2008.9.2 to 2015.12.9 Contract record no.: 2008440000240 Denomination of utility model: Runner system for injection mold Granted publication date: 20071114 License type: Exclusive license Record date: 20080918 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.9.2 TO 2015.12.9 Name of requester: BYD CO. Effective date: 20080918 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20071114 |
|
| EXPY | Termination of patent right or utility model |