CN110936568A - Angle pin withdrawing structure - Google Patents
Angle pin withdrawing structure Download PDFInfo
- Publication number
- CN110936568A CN110936568A CN201811119142.4A CN201811119142A CN110936568A CN 110936568 A CN110936568 A CN 110936568A CN 201811119142 A CN201811119142 A CN 201811119142A CN 110936568 A CN110936568 A CN 110936568A
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- CN
- China
- Prior art keywords
- pin
- sliding block
- angle
- angle pin
- product
- 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.)
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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
- B29C45/332—Mountings or guides therefor; Drives therefor
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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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/44—Removing or ejecting moulded articles for undercut articles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides an angle pin withdrawing structure, comprising: the sliding block is provided with a product at one end, and the bottom of the sliding block is provided with a notch; one end of the inclined guide post is fixed on a female die plate of the die, and the other end of the inclined guide post penetrates through the sliding block to stir the sliding block to move; the inclined pin seat is arranged in the gap, a space is reserved between the inclined pin seat and the side wall of the gap, and an inclined groove is formed in the inclined pin seat; the tail end of the angle pin is arranged in the angle groove, and the head end of the angle pin penetrates through the reverse buckle of the sliding block molded product; and the elastic element is arranged in the taper pin boss, one end of the elastic element is abutted against the sliding block, and the other end of the elastic element is abutted against the taper pin boss. The angle pin withdrawing structure can smoothly withdraw the reverse buckle with the withdrawing direction different from that of the slide block when the whole slide block is used for withdrawing a product, thereby meeting the requirements of customers.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to a die structure, in particular to an inclined pin withdrawing structure.
[ background of the invention ]
When producing plastic products, in order to meet the diversified demands of customers, the plastic products are often formed with inverted buckles.
Referring to fig. 1, a schematic diagram of a product is shown. The product 10 is not only required to be molded by withdrawing a whole-surface sliding block, but also the product 10 is provided with an inverted buckle 11 to be molded, and a hole or a through groove and other empty glue position structures 12 are arranged near the inverted buckle 11. The integral slider is withdrawn for forming, so that the reverse buckle 11 is pressed below the slider, the withdrawing direction of the reverse buckle 11 is different from that of the slider, the conventional die structure cannot withdraw from the reverse buckle 11, and then the product 10 cannot be formed.
In view of the above, there is a need to develop an angle pin withdrawing structure to solve the above-mentioned problems of adopting a full-face slider to withdraw and having a reverse-buckling withdrawing direction different from a slider withdrawing direction.
[ summary of the invention ]
Therefore, an object of the present invention is to provide an inclined pin ejecting structure which can smoothly eject an inverted buckle having a different ejecting direction from a slider when ejecting a product using the slider having a whole surface.
In order to achieve the above object, the angle pin withdrawing structure of the present invention is applied to a mold, and includes:
the sliding block is provided with a product at one end, and the bottom of the sliding block is provided with a notch;
one end of the inclined guide post is fixed on a female die plate of the die, and the other end of the inclined guide post penetrates through the sliding block to stir the sliding block to move;
the inclined pin seat is arranged in the gap, a space is reserved between the inclined pin seat and the side wall of the gap, and an inclined groove is formed in the inclined pin seat;
the tail end of the angle pin is arranged in the angle groove, the head end of the angle pin penetrates through the reverse buckle of the slider forming product, and the head end of the angle pin forms the empty glue position structure of the product;
and the elastic element is arranged in the taper pin boss, one end of the elastic element is abutted against the sliding block, and the other end of the elastic element is abutted against the taper pin boss.
Optionally, the inclined groove is a T-shaped groove.
Optionally, the angle pin withdrawing structure further comprises a pressing block, the pressing block is locked on the sliding block and presses the angle pin seat.
Optionally, the elastic element is a spring, and in a mold closing state, the elastic element is in a compression state, and in a mold opening state, the elastic element is in an extension state.
Optionally, the distance of the inclined pin from the product reverse buckle is larger than the reverse buckle amount of the reverse buckle.
Compared with the prior art, the inclined pin withdrawing structure has the advantages that the slide block, the inclined pin seat, the inclined pin and other elements are arranged, when the slide block is withdrawn after the mold is opened, the inclined pin seat is kept still under the action of the elastic element when the slide block is withdrawn, and the inclined pin is slidably withdrawn from the back of the product in the inclined groove. Therefore, when the whole-surface slide block is adopted to withdraw the product, the inclined pin withdrawing structure can smoothly withdraw the reverse buckle with the withdrawing direction different from that of the slide block, and meets the requirements of customers.
[ description of the drawings ]
Fig. 1 is a schematic diagram of a product.
FIG. 2 is a schematic diagram illustrating a first state of the taper pin exit structure according to the present invention.
Fig. 3 is a partially enlarged view of fig. 2.
FIG. 4 is a schematic diagram of a second state of the taper pin exit structure according to the present invention.
Fig. 5 is a partially enlarged view of fig. 4.
FIG. 6 is a schematic view of a press block in a preferred embodiment of the present invention.
[ detailed description ] embodiments
Referring to fig. 2 and 3, fig. 2 is a schematic view illustrating a first state of the taper pin withdrawing structure according to the present invention, and fig. 3 is a partially enlarged view of fig. 2. Wherein, the first state is a mold clamping state.
In this embodiment, the taper pin exit structure of the present invention is applied to a molded plastic product 10 in a mold, the mold includes a male mold plate 20 and a female mold plate 21, the plastic product 10 is not only molded by exiting through a full-face slide block 100, but also the product 10 is provided with an inverted buckle 11, a hollow glue position structure 12 such as a hole or a through groove is provided near the inverted buckle 11, an exit direction of the inverted buckle 11 is different from an exit direction of the slide block 100, and the taper pin exit structure includes:
a slider 100, one end of which is provided with a structure molding product 10 corresponding to the product 10, and the bottom of the slider 100 is provided with a notch 101;
one end of the inclined guide post 200 is fixed on the female die plate 21 of the die, the other end of the inclined guide post passes through the slide block 100, and when the die is opened, the inclined guide post 200 moves upwards to stir the slide block 100 to move back;
the taper pin base 300 is arranged in the notch 101, a space is reserved between the taper pin base 300 and the side wall of the notch 101, the space is the exit stroke of the slider 100, and the taper pin base 300 is provided with a taper groove 301;
the tail end of the angle pin 400 is arranged in the inclined groove 301, the head end of the angle pin 400 penetrates through the back-off 11 of the slider 100 for molding the product 10, certainly, the head end of the angle pin 400 is provided with a structure corresponding to the back-off 11 of the product 10, and the head end of the angle pin is arranged at a hollow glue position structure 12 such as a hole or a groove position corresponding to the product 10, namely, the corresponding position is a hollow glue position, so that the head end of the angle pin 400 is abutted against the die core 22 of the die and is in a broken state to participate in the hole or through groove structure of the molded product 10, so that the die does not enter glue;
the elastic element 500 is arranged in the taper pin boss 300, one end of the elastic element 500 is abutted against the sliding block 100, and the other end is abutted against the taper pin boss 300.
In a preferred embodiment, the inclined groove 301 is a T-shaped groove, so that the tail end of the inclined pin 400 can better slide in the inclined groove 301.
Fig. 6 is a schematic view of a press block in a preferred embodiment of the angle pin ejecting structure according to the present invention. In a preferred embodiment, the angle pin withdrawing structure further includes a pressing block 700, the pressing block 700 is locked on the sliding block 100 by a screw 701 and presses the angle pin base 300, when the mold is assembled, the angle pin base 300 is installed in the sliding block 100 and pressed by the pressing block 700, which is beneficial to the installation of the mold.
In a preferred embodiment, the elastic element 500 is a spring, and in a mold clamping state, the elastic element 500 is in a compression state, and in a mold opening state, the elastic element 500 is in an extension state.
In a preferred embodiment, the distance that the angle pin 400 is out of the reverse 11 of the product 10 is greater than the reverse amount of the reverse 11, so as to ensure that the angle pin 400 is completely out of the reverse 11 of the product 10, for example, the reverse amount is 2.26, and the distance that the angle pin 400 is out of the reverse 11 of the product 10 is 3.12.
Referring to fig. 4 and 5, fig. 4 is a schematic diagram illustrating a second state of the taper pin withdrawing structure according to the present invention, and fig. 5 is a partially enlarged view of fig. 4. Wherein, the second state is a state that the mold is opened.
When the mold is opened, the inclined guide post 200 pulls the slider 100 to move backward and retreat, i.e. to move away from the product 10, when the slider 100 retreats, under the elastic force of the elastic element 500, one side of the inclined pin base 300 is abutted by the elastic element 500, and the other side is abutted by the mold core 22, so that the position of the inclined pin base 300 is kept still, the inclined pin 400 can only move along the inclined groove 301 of the inclined pin base 300, and the inclined pin 400 moves obliquely upward to retreat the back-off 11 of the product 10.
In summary, the taper pin withdrawing structure of the present invention can smoothly withdraw the reverse buckle 11 having a direction different from the withdrawing direction of the slider 100 when the slider 100 is used to withdraw the product 11, thereby satisfying the customer's requirement.
It should be noted that the present invention is not limited to the above embodiments, and any simple modification, equivalent change and modification made to the above embodiments by those skilled in the art based on the technical solution of the present invention fall within the protection scope of the present invention.
Claims (5)
1. A taper pin withdrawal structure, comprising:
the sliding block is provided with a product at one end, and the bottom of the sliding block is provided with a notch;
one end of the inclined guide post is fixed on a female die plate of the die, and the other end of the inclined guide post penetrates through the sliding block to stir the sliding block to move;
the inclined pin seat is arranged in the gap, a space is reserved between the inclined pin seat and the side wall of the gap, and an inclined groove is formed in the inclined pin seat;
the tail end of the angle pin is arranged in the angle groove, the head end of the angle pin penetrates through the reverse buckle of the slider forming product, and the head end of the angle pin forms the empty glue position structure of the product;
and the elastic element is arranged in the taper pin boss, one end of the elastic element is abutted against the sliding block, and the other end of the elastic element is abutted against the taper pin boss.
2. The angle pin exit structure of claim 1, wherein the angled slot is a T-slot.
3. The angle pin exit structure of claim 1, further comprising a press block locked to the slide block and pressing against the angle pin housing.
4. The angle pin exit structure of claim 1, wherein the resilient member is a spring, and in a mold closed state, the resilient member is in a compressed state, and in a mold open state, the resilient member is in an extended state.
5. The angle pin withdrawal structure of claim 1, wherein a stroke of the angle pin withdrawing from the product undercut is greater than an amount of undercut of the undercut.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811119142.4A CN110936568B (en) | 2018-09-25 | 2018-09-25 | Angle pin withdrawing structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811119142.4A CN110936568B (en) | 2018-09-25 | 2018-09-25 | Angle pin withdrawing structure |
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CN110936568A true CN110936568A (en) | 2020-03-31 |
CN110936568B CN110936568B (en) | 2022-05-20 |
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CN201811119142.4A Active CN110936568B (en) | 2018-09-25 | 2018-09-25 | Angle pin withdrawing structure |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03262610A (en) * | 1990-03-14 | 1991-11-22 | Matsushita Electric Ind Co Ltd | Resin molding die equipment |
CN201950755U (en) * | 2011-02-15 | 2011-08-31 | 苏州汉扬精密电子有限公司 | Slider taper pin mechanism |
CN202021711U (en) * | 2011-03-09 | 2011-11-02 | 汉达精密电子(昆山)有限公司 | Slide block mechanism |
CN202037762U (en) * | 2011-04-27 | 2011-11-16 | 上海瀚氏模具成型有限公司 | Barb stripping and ejecting stripping mechanism for die |
CN202088357U (en) * | 2011-05-10 | 2011-12-28 | 佛山市顺德区汉达精密电子科技有限公司 | Angle pin withdrawing mechanism |
CN103802245A (en) * | 2012-11-09 | 2014-05-21 | 汉达精密电子(昆山)有限公司 | Female die inverted buckle angle pin mechanism |
CN103934931A (en) * | 2013-01-21 | 2014-07-23 | 汉达精密电子(昆山)有限公司 | Sliding block exiting mechanism |
CN204658854U (en) * | 2015-01-30 | 2015-09-23 | 东莞劲胜精密组件股份有限公司 | A kind of inclined pin structure of mould |
-
2018
- 2018-09-25 CN CN201811119142.4A patent/CN110936568B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03262610A (en) * | 1990-03-14 | 1991-11-22 | Matsushita Electric Ind Co Ltd | Resin molding die equipment |
CN201950755U (en) * | 2011-02-15 | 2011-08-31 | 苏州汉扬精密电子有限公司 | Slider taper pin mechanism |
CN202021711U (en) * | 2011-03-09 | 2011-11-02 | 汉达精密电子(昆山)有限公司 | Slide block mechanism |
CN202037762U (en) * | 2011-04-27 | 2011-11-16 | 上海瀚氏模具成型有限公司 | Barb stripping and ejecting stripping mechanism for die |
CN202088357U (en) * | 2011-05-10 | 2011-12-28 | 佛山市顺德区汉达精密电子科技有限公司 | Angle pin withdrawing mechanism |
CN103802245A (en) * | 2012-11-09 | 2014-05-21 | 汉达精密电子(昆山)有限公司 | Female die inverted buckle angle pin mechanism |
CN103934931A (en) * | 2013-01-21 | 2014-07-23 | 汉达精密电子(昆山)有限公司 | Sliding block exiting mechanism |
CN204658854U (en) * | 2015-01-30 | 2015-09-23 | 东莞劲胜精密组件股份有限公司 | A kind of inclined pin structure of mould |
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CN110936568B (en) | 2022-05-20 |
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