CN201376327Y - Ejector and die holder - Google Patents
Ejector and die holder Download PDFInfo
- Publication number
- CN201376327Y CN201376327Y CN200920006024U CN200920006024U CN201376327Y CN 201376327 Y CN201376327 Y CN 201376327Y CN 200920006024 U CN200920006024 U CN 200920006024U CN 200920006024 U CN200920006024 U CN 200920006024U CN 201376327 Y CN201376327 Y CN 201376327Y
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- taper pin
- base
- fixing mould
- movable piece
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Abstract
The utility model provides an ejector and a die holder. The die holder comprises a fixed die and the ejector. The ejector comprises a base, an angle pin, a shaft rod and a plurality of bushings. The base is arranged on one side of the fixed die, and is provided with a plurality of guideways. Part of the angle pin is arranged in the fixed die. The shaft rod is arranged on the angle pin. The bushings are respectively sleeved on both ends of the shaft rod, and are positioned in the guideways. When the base moves towards or away from the fixed die, the bushings respectively roll along the guideways, so that the angle pin can make bidimensional movement along the inclining direction of the angle pin in the fixed die.
Description
Technical field
The utility model is relevant for a kind of liftout attachment, and particularly relevant for a kind of liftout attachment and die holder.
Background technology
Figure 1A～1C is depicted as the die holder start procedure chart of a known technology.Please in the lump with reference to Figure 1A～1C.But die holder 1 ' comprises fixed die 2 ' dynamic model 4 ' and liftout attachment 3 '.But fixed die 2 ' forms die cavity 5 ' with dynamic model 4 '.
Shown in Figure 1A, when formed product, the plastics liquation is packed in the die cavity 5 ' and forms moulding product 6 '.
Shown in Figure 1B, treat plastics liquation cooling after, but dynamic model 4 ' leaves fixed die 2 ' surface.This moment, die holder was in die opening state.
Shown in Fig. 1 C, this moment, liftout attachment 3 ' came into operation, and moulding product 6 ' are upwards ejected die cavity 5 '.Moulding product 6 ' separate with fixed die 2 '.So far, the knockout course of moulding product 6 ' is finished.
Yet above-mentioned liftout attachment is only applicable to have the moulding product of smooth surface.When the surface of moulding product has barb or its inner surface when having groove, then can't use above-mentioned liftout attachment.
The utility model content
The utility model provides a kind of liftout attachment and die holder, can address the above problem.
According to a characteristic of the present utility model, the utility model provides a kind of liftout attachment, and it cooperates fixed die.Liftout attachment comprises base, taper pin, axostylus axostyle and a plurality of axle sleeve.Base is arranged at a side of fixed die, and has a plurality of guide rails.Taper pin partly is arranged in the fixed die.Axostylus axostyle is arranged at taper pin.A plurality of axle sleeves are sheathed on the two ends of axostylus axostyle respectively, and are arranged in guide rail.When base towards or during away from the motion of the direction of fixed die, axle sleeve rolls along guide rail respectively, makes taper pin incline direction along taper pin in fixed die make two dimensional motion.
According to another characteristic of the present utility model, the utility model also provides a kind of die holder.Die holder comprises fixed die and liftout attachment.Liftout attachment comprises base, taper pin, axostylus axostyle and a plurality of axle sleeve.Base is arranged at a side of fixed die, and has a plurality of guide rails.Taper pin partly is arranged in the fixed die.Axostylus axostyle is arranged at taper pin.A plurality of axle sleeves are sheathed on the two ends of axostylus axostyle respectively, and are arranged in guide rail.When base towards or during away from the motion of the direction of fixed die, axle sleeve rolls along guide rail respectively, makes taper pin incline direction along taper pin in fixed die make two dimensional motion.
The utility model beneficial effect is: adopt taper pin as liftout attachment, solved the surface and had the demoulding that barb or inner surface have moulding product of groove and eject problem.Simultaneously taper pin eject with the return process in, be rolling friction between axle sleeve and the base, reduced the frictional dissipation of part, prolonged the service life of part.And it is smooth and easy that inclined pin return is ejected, accurate positioning.
For above-mentioned and other purpose, feature and advantage of the present utility model can be become apparent, preferred embodiment cited below particularly, and conjunction with figs. are described in detail below.
Description of drawings
Figure 1A～1C is depicted as the die holder start procedure chart of a known technology.
Figure 2 shows that the perspective exploded view of the liftout attachment of the utility model one preferred embodiment.
Figure 3 shows that the schematic perspective view of the liftout attachment that the utility model is embodiment illustrated in fig. 2.
Figure 4 shows that the cutaway view of die holder when the matched moulds state of the application liftout attachment of another preferred embodiment of the utility model.
Figure 5 shows that the cutaway view of die holder when die opening state of the application liftout attachment that the utility model is embodiment illustrated in fig. 4.
The specific embodiment
Fig. 2 is the perspective exploded view of the liftout attachment of the utility model one preferred embodiment.Fig. 3 is the schematic perspective view of the utility model liftout attachment embodiment illustrated in fig. 2.Please in the lump with reference to figure 2 and Fig. 3.The liftout attachment 3 that present embodiment provided, it cooperates fixed die 2.Liftout attachment 3 comprises base 31, axostylus axostyle 32, a plurality of axle sleeve 33, taper pin 34, first movable piece 35 and second movable piece 36.
In present embodiment, fixed die 2 has accommodation space 21, with the taper pin 34 of ccontaining part.Wherein taper pin 34 can be in accommodation space 21 along taper pin 34 incline direction make two dimensional motion in the X-Y plane for example, and do not interfere with accommodation space 21.
In present embodiment, base 31 has two guidance parts of establishing relatively 312.Two guidance parts, 312 inboards have guide rail 311 respectively.And 312 of two guidance parts form passage 313, enter in the base 31 for axostylus axostyle 32, axle sleeve 33 and taper pin 34.
In present embodiment, taper pin 34 comprises taper pin post 341 and protuberance 342.Taper pin post 341 becomes a predetermined angle with horizontal plane.One end of taper pin post 341 has through hole 3411, and the other end has protuberance 342.341 on protuberance 342 and taper pin post have a non-vanishing angle.Protuberance 342 interferes work in order to eject the moulding product with the moulding product after the ejection formation operation is finished.Yet the utility model is not limited in this.In other embodiment, taper pin 34 also can have other form.
In present embodiment, axostylus axostyle 32 is arranged in the through hole 3411 of taper pin 34 1 ends, to be arranged at taper pin 34.Cooperating between axostylus axostyle 32 and the through hole 3411 can be interference fit.Be the actual size of the actual size of axostylus axostyle 32, so relative static after axostylus axostyle 32 and through hole 3411 cooperates more than or equal to through hole 3411.Yet the utility model is not limited in this.In other embodiment, axostylus axostyle 32 also can pass through alternate manner, as engaging, is arranged at taper pin 34, perhaps also can axostylus axostyle 32 and taper pin 34 is one-body molded.
In present embodiment, comprise two axle sleeves 33 altogether, it is sheathed on the two ends of axostylus axostyle 32 respectively.Yet the utility model is not limited in this.Cooperating between axle sleeve 33 and the axostylus axostyle 32 can be matched in clearance.Be the actual size of the actual size of axle sleeve 33 endoporus more than or equal to axostylus axostyle 32, thus axle sleeve 33 with can produce relative motion after axostylus axostyle 32 cooperates.After axostylus axostyle 32, axle sleeve 33 and taper pin 34 entered base 31 by passage 313, axle sleeve 33 was arranged in the guide rail 311 of base 31.When axostylus axostyle 32 when guide rail 311 moves, axle sleeve 33 will roll along guide rail 311.That is, above-mentioned base 31 towards or vertical away from the direction of motion of fixed die 2 with the rotating direction of above-mentioned these axle sleeves 33.In present embodiment, axle sleeve 33 can be wear-resisting material with the material of axostylus axostyle 32, for example: the SKD61 after Quenching Treatment.Yet the utility model is not limited in this.
In present embodiment, first movable piece 35 is arranged at the downside of base 31.Yet the utility model is not limited in this.In other embodiment, first movable piece 35 also can be arranged at other orientation of base 31, as the right side.
In present embodiment, second movable piece 36 is arranged at the upper surface of first movable piece 35 in the face of base 31, and has perforation 361.The shape of perforation 361 is corresponding to the shape of base 31.Base 31 passes perforation 361 and is supported in first movable piece 35.Base 31 maintains static with respect to first movable piece 35 and second movable piece 36.
Fig. 4 is the cutaway view of die holder when the matched moulds state of the application liftout attachment of another preferred embodiment of the utility model.The die holder 1 that present embodiment provided, but it comprises fixed die 2, liftout attachment 3 and dynamic model 4.
Fixed die 2 that present embodiment provides and liftout attachment 3 are identical with fixed die 2 and liftout attachment 3 among the last embodiment, do not repeat them here.
In present embodiment, but dynamic model 4 is arranged at the upper surface of fixed die 2.But dynamic model 4 forms die cavity 5 with fixed die 2, with ccontaining moulding product 6.
In present embodiment, but can passing through the cast gate (not shown) of dynamic model 4, injects in the die cavity 5 the plastics liquid of melting, mold moulding product 6.In present embodiment, an end of moulding product 6 has barb 61, engages mutually with the protuberance 342 of taper pin 34.
Fig. 5 is the cutaway view of die holder when die opening state of the utility model application liftout attachment embodiment illustrated in fig. 4.
In present embodiment, treat plastics liquation cooling after, but dynamic model 4 move along first direction X, separate with fixed die 2.And first movable piece 35 and second movable piece 36 also move along first direction X, thereby make the base 31 that is arranged in second movable piece 36 move along first direction X.
At this moment, because fixed die 2 maintains static, the range of movement that therefore is arranged at the taper pin 34 in the fixed die 2 can be subjected to the restriction of accommodation space 21, and taper pin 34 only can be in accommodation space 21 be made two dimensional motion in the X-Y plane along the incline direction of taper pin 34.
Therefore, in present embodiment, for making taper pin 34 can be in accommodation space 21 make two dimensional motion in the X-Y plane along the incline direction of taper pin 34, the axostylus axostyle 32 that is arranged at taper pin 34 along with base 31 when first direction X moves, also in guide rail 311, move along second direction Y.Yet the utility model is not limited in this, and axostylus axostyle 32 also can move along the opposite direction of second direction Y, and it should depend on the incline direction of taper pin 34.
In present embodiment because axle sleeve 33 is sheathed on the two ends of axostylus axostyle 32 respectively, therefore, when axostylus axostyle 32 guide rail 311 in when second direction Y moves, axle sleeve 33 rolls along second direction Y respectively at guide rail 311 is interior.Thereby, can make the taper pin 34 that is provided with axostylus axostyle 32 in fixed die 2, make two dimensional motion in the X-Y plane along the incline direction of taper pin 34.In present embodiment, this two dimensional motion can be decomposed into along first direction X (vertical direction) with along the motion of second direction Y (horizontal direction).
As shown in Figure 5, because the protuberance 342 of taper pin 34 and the barb 61 of moulding product 6 fasten, the two has interference effect power.When the incline direction of taper pin 34 carried out two dimensional motion, moulding product 6 were with taper pin 34 oblique movements and break away from die cavity 5 in fixed die 2 for taper pin 34.So can make moulding product 6 eject die cavity 5 smoothly and finish demoulding action.
In present embodiment, when moulding product 6 and (not shown) after taper pin 34 separates, first movable piece 35 and second movable piece 36 move along the opposite direction of first direction X, move along the opposite direction of first direction X thereby drive the bases 31 that are arranged in second movable piece 36.At this moment, axle sleeve 33 rolls respectively at the opposite directions along second direction Y in the guide rail 311, and drives taper pin 34 make two dimensional motion in the X-Y plane along the incline direction of taper pin 34 in fixed die 2.When taper pin 34 moved to position shown in Figure 4, so far, the return process of liftout attachment 3 was finished.
In sum, disclosed liftout attachment of the utility model and die holder, liftout attachment eject with the return process in because the existence of axle sleeve, the friction between axostylus axostyle and the base is rolling friction.So reduced the loss of axostylus axostyle, thereby prolonged the service life of axostylus axostyle, made that the taper pin motion is smooth and easy, located more accurate.
Though the utility model discloses as above with preferred embodiment; right its is not in order to limit the utility model; anyly have the knack of this skill person; in not breaking away from spirit and scope of the present utility model; when doing a little change and retouching, therefore protection domain of the present utility model is as the criterion when looking claims person of defining.
Claims (8)
1. a liftout attachment cooperates fixed die, it is characterized in that above-mentioned liftout attachment comprises:
Base is arranged at a side of said fixing mould, and has a plurality of guide rails;
Taper pin, part is arranged in the said fixing mould;
Axostylus axostyle is arranged at above-mentioned taper pin; And
A plurality of axle sleeves are sheathed on the two ends of above-mentioned axostylus axostyle respectively, and are arranged in above-mentioned these guide rails,
Wherein when above-mentioned base towards or during away from the motion of the direction of said fixing mould, above-mentioned these axle sleeves roll along above-mentioned these guide rails respectively, make above-mentioned taper pin incline direction along above-mentioned taper pin in the said fixing mould make two dimensional motion.
2. liftout attachment according to claim 1 is characterized in that, above-mentioned liftout attachment also comprises:
First movable piece is arranged at a side of above-mentioned base; And
Second movable piece is arranged at the surface of above-mentioned first movable piece in the face of above-mentioned base, and has perforation, and above-mentioned base passes above-mentioned perforation and is supported in above-mentioned first movable piece.
3. liftout attachment according to claim 1 is characterized in that, above-mentioned base towards or vertical away from the direction of motion of said fixing mould with the rotating direction of above-mentioned these axle sleeves.
4. a die holder is characterized in that, comprising:
Fixed die; And
Liftout attachment comprises:
Base is arranged at a side of said fixing mould, and has a plurality of guide rails;
Taper pin, part is arranged in the said fixing mould;
Axostylus axostyle is arranged at above-mentioned taper pin; And
A plurality of axle sleeves are sheathed on the two ends of above-mentioned axostylus axostyle respectively, and are arranged in above-mentioned these guide rails,
Wherein when above-mentioned base towards or during away from the motion of the direction of said fixing mould, above-mentioned these axle sleeves roll along above-mentioned these guide rails respectively, make above-mentioned taper pin incline direction along above-mentioned taper pin in the said fixing mould make two dimensional motion.
5. die holder according to claim 4, it is characterized in that, but above-mentioned die holder also comprises dynamic model, form die cavity with the said fixing mould, with ccontaining moulding product, when above-mentioned base during towards the motion of the direction of said fixing mould, above-mentioned taper pin is made two dimensional motion so that above-mentioned moulding product are ejected along the incline direction of above-mentioned taper pin.
6. die holder according to claim 4 is characterized in that the said fixing mould has accommodation space, and with the taper pin of ccontaining above-mentioned part, above-mentioned taper pin incline direction along above-mentioned taper pin in above-mentioned accommodation space is made two dimensional motion.
7. die holder according to claim 4 is characterized in that, above-mentioned liftout attachment also comprises:
First movable piece is arranged at a side of above-mentioned base; And
Second movable piece is arranged at the surface of above-mentioned first movable piece in the face of above-mentioned base, and has perforation, and above-mentioned base passes above-mentioned perforation and is supported in above-mentioned first movable piece.
8. die holder according to claim 4 is characterized in that, above-mentioned base towards or vertical away from the direction of motion of said fixing mould with the rotating direction of above-mentioned these axle sleeves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920006024U CN201376327Y (en) | 2009-03-05 | 2009-03-05 | Ejector and die holder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920006024U CN201376327Y (en) | 2009-03-05 | 2009-03-05 | Ejector and die holder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201376327Y true CN201376327Y (en) | 2010-01-06 |
Family
ID=41516425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920006024U Expired - Fee Related CN201376327Y (en) | 2009-03-05 | 2009-03-05 | Ejector and die holder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201376327Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275248A (en) * | 2011-08-16 | 2011-12-14 | 凡嘉科技（无锡）有限公司 | Line structure for rear die inclined loose core |
| CN102310505A (en) * | 2011-09-06 | 2012-01-11 | 凡嘉科技（无锡）有限公司 | Slanting top supporting structure of mold |
| CN102601935A (en) * | 2011-12-16 | 2012-07-25 | 景智电子股份有限公司 | Die device |
| CN103817834A (en) * | 2012-11-19 | 2014-05-28 | 苏州汉扬精密电子有限公司 | Rotating angle pin mechanism |
| CN103817833A (en) * | 2012-11-19 | 2014-05-28 | 汉达精密电子(昆山)有限公司 | Sliding block structure for die |
-
2009
- 2009-03-05 CN CN200920006024U patent/CN201376327Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102275248A (en) * | 2011-08-16 | 2011-12-14 | 凡嘉科技（无锡）有限公司 | Line structure for rear die inclined loose core |
| CN102310505A (en) * | 2011-09-06 | 2012-01-11 | 凡嘉科技（无锡）有限公司 | Slanting top supporting structure of mold |
| CN102601935A (en) * | 2011-12-16 | 2012-07-25 | 景智电子股份有限公司 | Die device |
| CN103817834A (en) * | 2012-11-19 | 2014-05-28 | 苏州汉扬精密电子有限公司 | Rotating angle pin mechanism |
| CN103817833A (en) * | 2012-11-19 | 2014-05-28 | 汉达精密电子(昆山)有限公司 | Sliding block structure for die |
| CN103817833B (en) * | 2012-11-19 | 2016-06-15 | 汉达精密电子(昆山)有限公司 | The slide block structure of mould |
| CN103817834B (en) * | 2012-11-19 | 2017-02-15 | 苏州汉扬精密电子有限公司 | Rotating angle pin mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140108 Address after: 215011 Jiangsu New District of Suzhou, Ma long way north Jinfeng Hedong Lushan South Road Patentee after: Kaishuo Computers (Suzhou) Co., Ltd. Patentee after: Pegatron Corporation Address before: 215011 Jiangsu New District of Suzhou, Ma long way north Jinfeng Hedong Lushan South Road Patentee before: Kaishuo Computers (Suzhou) Co., Ltd. Patentee before: Pegatron Corporation |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100106 Termination date: 20140305 |