CN202293238U - Injection moulding mould workpiece ejecting device - Google Patents
Injection moulding mould workpiece ejecting device Download PDFInfo
- Publication number
- CN202293238U CN202293238U CN2011204044778U CN201120404477U CN202293238U CN 202293238 U CN202293238 U CN 202293238U CN 2011204044778 U CN2011204044778 U CN 2011204044778U CN 201120404477 U CN201120404477 U CN 201120404477U CN 202293238 U CN202293238 U CN 202293238U
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- China
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- push rod
- driving mechanism
- piece
- mould
- mandril
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- Expired - Fee Related
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Abstract
The utility model relates to an injection moulding mould workpiece ejecting device, comprising an executing mechanism and a driving mechanism, wherein the executing mechanism is composed of a rotating ejecting block, a mandril and a rapid mandril, the rotating ejecting block is arranged in a mould cavity, the upper surface of the rotating ejecting block is matched with shape of the inner side wall of a workpiece, certain gap is reserved between the left side and the inner wall of a lower mould, a long hole which is assembled with a hinge shaft at the upper end of the rapid mandril is arranged at the left side of the bottom of the rotating ejecting block, a round hole is connected with a shaft at the upper end of the mandril is arranged at the right side of the bottom of the rotating ejecting block, the lower end of the mandril is fixedly connected with a corresponding element of a driving mechanism, and the lower end of the rapid mandril is hinged with the corresponding element of the driving mechanism. The utility model solves the problem that injection moulding mould opening of a part with a complex structure is difficult; wall thickness of a product is more uniform, an injection process is easy to control, and holding pressure is correspondingly relieved, thus service life of the mould is prolonged; manufacturing cost of an injection moulding part is reduced, and production cycle is shortened; and degree of freedom of injection moulding product modeling is improved, and process guarantee is provided for beautifying injection moulding product appearance design.
Description
Technical field
The utility model relates to a kind of mold liftout attachment, is particularly useful for the complicated moulding mould-forming process of contour structures, belongs to the plastics forming technique field.
Background technology
Along with the progress of auto manufacturing technology, the car load appearance design more and more comes into one's own, and the moulding of corresponding car accessories is more complicated.For adapting to the configuration requirement of Hyundai Motor, many annexes adopt plastic injection moulding process processing.With the automobile rearview mirror is example, for reaching and the harmonious sensory effects that matees of vehicle modeling, the structure at many similar " dead angles " in PRODUCT FORM DESIGN, occurred, causes injection moulding to add die sinking in man-hour difficulty.Solution of the above problems has two kinds at present, and the one, adjustment moulding structure to adapt to the mould-forming process requirement, reduces cost of goods manufactured, but has brought the aesthetic degree decline problem of product thus, and vehicle modeling is affected; The 2nd, adopt the auxiliary depanning of gear driven spill spin block structure; But this structure not only needs the bigger space of arranging; Also need oil cylinder or servomotor as power; And also very high to the selecting for use of mould structure design, material, technology adjustment and requirement on machining accuracy, because of the limitation of its use is bigger, be inappropriate for applying of multiple product.
The utility model content
The purpose of the utility model is the drawback to prior art, and a kind of simple in structure, practical, injecting molding die workpiece liftout attachment that can effectively improve product percent of pass and production efficiency is provided.
The said problem of the utility model realizes with following technical proposals:
A kind of injecting molding die workpiece liftout attachment; Comprise executing agency and driving mechanism in the formation, said executing agency is made up of rotation jacking block, push rod and quick push rod, and said rotation jacking block places mold cavity; Its upper surface and workpiece madial wall form fit; Left surface and counterdie inwall are reserved certain interval, are provided with in its bottom left position and the equipped slotted hole of quick push rod upper end jointed shaft, the circular hole that the bottom, right side setting is connected with the push rod upper shaft; Said push rod lower end is fixedly connected with the driving mechanism counter element, and said quick push rod lower end and driving mechanism counter element are hinged.
Above-mentioned injecting molding die workpiece liftout attachment, said driving mechanism comprises needle plate, accelerator rod and acceleration piece, said needle plate one end is fixedly connected with the mould push rod; The other end is fixedly connected with the executing agency counter element; Said accelerator rod is positioned at and quickens piece right-hand member top, and its top is fixedly connected with the lower mould supporting plate, and end passes the thimble panel; Said acceleration piece flexibly connects through quickening piece rotating shaft and needle plate, and it is hinged to quicken piece left end and executing agency's counter element.
Above-mentioned injecting molding die workpiece liftout attachment comprises also in the formation and quickens the block reset bar that the fast release link of said acceleration lower end is fixed on the die bottom plate.
Above-mentioned injecting molding die workpiece liftout attachment, said rotation jacking block left surface and counterdie inwall preset clearance value are not less than 3mm, and said rotation jacking block is not less than 12.5mm with the equipped slotted hole length of quick push rod jointed shaft.
The utility model goes out mold technique to the injection mo(u)lding workpiece to be improved; Under the prerequisite that does not influence serviceability; Through thick material position is provided with the rotation jacking block in the part; Form crank rod movement mechanism by accelerator rod, acceleration piece, quick push rod and rotation jacking block, workpiece completion motion of space curve under the rotation jacking block drives, the smooth depanning of realization complex appearance structure moulding.Its beneficial effect is: one, solved the injection moulding of structure complex parts and added the difficult problem of die sinking in man-hour; Two, the product wall thickness more is tending towards evenly, injection technique is more easy to control, and dwell pressure can be alleviated accordingly, thereby prolongs die life; Three, having reduced manufacturing cost, is example with the automobile rearview mirror product, and the single-piece raw material can reduce 20g, calculates by 30 yuan/KG fee of material, when production quantity is 600,000, but is total to 360,000 yuan of cost savings; Four, shortened the production cycle; Five, improved the free degree of product appearance, the technology assurance is provided for beautifying product appearance.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described further.
Fig. 1 is the utility model structural representation;
Fig. 2 is an A place enlarged drawing among Fig. 1;
Fig. 3 is a B place enlarged drawing among Fig. 1.
Each label is among the figure: 1, push rod, 2, quick push rod, 3, accelerator rod, 4, quicken piece; 4-1, quicken the piece rotating shaft, 5, quicken the block reset bar, 6, the rotation jacking block, 6-1, slotted hole; 6-2, circular hole, 7, die bottom plate, 8, needle plate, 8-1, thimble panel; 9, bottom plate, 10, lower bolster, 11, workpiece.
The specific embodiment
Referring to Fig. 1, Fig. 2, Fig. 3; The utility model comprises executing agency and driving mechanism in constituting, and said executing agency is made up of rotation jacking block 6, push rod 1 and quick push rod 2, and said rotation jacking block 6 places mold cavity; Its upper surface and workpiece 11 madial wall form fit; Left surface and counterdie inwall are reserved certain interval, are provided with in its bottom left position and the equipped slotted hole 6-1 of quick push rod 2 upper end jointed shafts, the circular hole 6-2 that the bottom, right side setting is connected with the push rod upper shaft; Said push rod 1 lower end is fixedly connected with the driving mechanism counter element, and said quick push rod 2 lower ends and driving mechanism counter element are hinged.
Referring to Fig. 1, Fig. 3, the driving mechanism that the utility model constitutes comprises needle plate 8, accelerator rod 3 and quickens piece 4 that said needle plate one end is fixedly connected with the mould push rod; The other end is fixedly connected with the executing agency counter element; Said accelerator rod 3 is positioned at and quickens piece 4 right-hand members top, and its top is fixedly connected with lower mould supporting plate 9, and end passes thimble panel 8-1; Said acceleration piece 4 is through quickening piece rotating shaft 4-1 and needle plate 8 flexible connections, and it is hinged to quicken piece 4 left ends and executing agency's counter element.
Referring to Fig. 3, during constituting, the utility model comprises also and quickens block reset bar 5 that the fast release link of said acceleration 5 lower ends are fixed on the die bottom plate 7.
Referring to Fig. 1, Fig. 2, rotation jacking block left surface and counterdie inwall preset clearance value L1 >=3mm that the utility model constitutes, said rotation jacking block and the equipped slotted hole length L 2 >=12.5mm of quick push rod jointed shaft.
Referring to Fig. 1, Fig. 2, Fig. 3; The operation principle of the utility model is: one, during the mould die sinking; The injection machine push rod promotes needle plate 8, and push rod 1, quick push rod 2 move upward with the speed identical with the injection machine push rod, at this moment; Because of being fixed on the lower mould supporting plate 9, accelerator rod 3 remains static; Moving upward together with needle plate 8 with after accelerator rod 3 contact when quickening piece 4, quicken piece 4 and receive bump and turn clockwise around quickening piece rotating shaft 4-1, is the upwards stack of point-to-point speed and acceleration piece 4 rotary speeies of needle plate 8 with quickening hinged quick push rod 2 movement velocitys of piece 4 left ends therefore; At this moment rotate jacking block 6 and receive the effect of out-of-balance force at two jointed shaft places; Make it do motion of space curve, break away from mould, accomplish the depanning action thereby drive workpiece 11; Rotation jacking block 6 left surfaces and counterdie inwall preset clearance and rotation jacking block 6 have guaranteed not interfere with workpiece 11 or mould in rotation jacking block 6 motion processes with the equipped slotted hole 6-1 of quick push rod 2 jointed shafts, thereby product percent of pass and mould serviceability rate are got a promotion.Two, during the mould matched moulds; The injection machine push rod drives needle plate 8 and moves downward and reset, and quickens piece 4 and quickens 5 collisions of block reset bar, makes to quicken piece 5 around quickening the piece rotating shaft 4-1 rotation (counterclockwise) that resets; Quicken piece 5 and drive quick push rod 2 accelerated motions; Quick push rod 2 cooperates with push rod 1 makes rotation jacking block 6 spinning reductions in mold cavity, and matched moulds is accomplished, and gets into next operation cycle.
Claims (4)
1. injecting molding die workpiece liftout attachment; Comprise executing agency and driving mechanism in the formation; It is characterized in that said executing agency is made up of rotation jacking block (6), push rod (1) and quick push rod (2), said rotation jacking block (6) places mold cavity; Its upper surface and workpiece (11) madial wall form fit; Left surface and counterdie inwall are reserved certain interval, are provided with in its bottom left position and the equipped slotted hole (6-1) of quick push rod (2) upper end jointed shaft, the circular hole (6-2) that the bottom, right side setting is connected with the push rod upper shaft; Said push rod (1) lower end is fixedly connected with the driving mechanism counter element, and said quick push rod (2) lower end and driving mechanism counter element are hinged.
2. injecting molding die workpiece liftout attachment according to claim 1; It is characterized in that said driving mechanism comprises needle plate (8), accelerator rod (3) and quicken piece (4) that said needle plate one end is fixedly connected with the mould push rod; The other end is fixedly connected with the executing agency counter element; Said accelerator rod (3) is positioned at and quickens piece (4) right-hand member top, and its top is fixedly connected with lower mould supporting plate (9), and end passes thimble panel (8-1); Said acceleration piece (4) flexibly connects with needle plate (8) through quickening piece rotating shaft (4-1), and it is hinged to quicken piece (4) left end and executing agency's counter element.
3. injecting molding die workpiece liftout attachment according to claim 1 and 2 is characterized in that, also comprises in the formation quickening block reset bar (5), and the fast release link of said acceleration (5) lower end is fixed on the die bottom plate (7).
4. injecting molding die workpiece liftout attachment according to claim 3; It is characterized in that; Said rotation jacking block (6) left surface and counterdie inwall preset clearance value L1 >=3mm, said rotation jacking block (6) and equipped slotted hole (6-1) length L 2 >=12.5mm of quick push rod (2) jointed shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204044778U CN202293238U (en) | 2011-10-21 | 2011-10-21 | Injection moulding mould workpiece ejecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204044778U CN202293238U (en) | 2011-10-21 | 2011-10-21 | Injection moulding mould workpiece ejecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202293238U true CN202293238U (en) | 2012-07-04 |
Family
ID=46362209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204044778U Expired - Fee Related CN202293238U (en) | 2011-10-21 | 2011-10-21 | Injection moulding mould workpiece ejecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202293238U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113352561A (en) * | 2021-06-07 | 2021-09-07 | 东莞顶钧塑胶模具有限公司 | Stripping device for forming die |
-
2011
- 2011-10-21 CN CN2011204044778U patent/CN202293238U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113352561A (en) * | 2021-06-07 | 2021-09-07 | 东莞顶钧塑胶模具有限公司 | Stripping device for forming die |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20191021 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |