CN111941759A - Secondary ejection structure of straight ejection inner core pulling - Google Patents
Secondary ejection structure of straight ejection inner core pulling Download PDFInfo
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- CN111941759A CN111941759A CN202010698872.5A CN202010698872A CN111941759A CN 111941759 A CN111941759 A CN 111941759A CN 202010698872 A CN202010698872 A CN 202010698872A CN 111941759 A CN111941759 A CN 111941759A
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- screw
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- rubber ring
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- waterproof rubber
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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
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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
Abstract
The utility model provides a secondary ejection structure of loosing core in straight top, the secondary ejection structure of loosing core in straight top includes straight kicking block, spring A, the mold insert of loosing core to one side, spring B, bullet needle, stopper, screw A, spring C, the mold insert of loosing core, stopper, screw B, clamp plate, waterproof rubber ring A, screw C, guide pin bushing, jump ring, straight ejector pin, waterproof rubber ring B, screw D, water pipe, fortune water mold insert, waterproof rubber ring C, screw E, end waterproof rubber ring. In addition, still including drag hook structure subassembly, it includes screw F, shovel quick-witted gag lever post, drag hook, screw G, bullet piece, spring D, bullet piece fixing base, screw H. The above components are combined with each other and connected with corresponding components such as an upper ejector plate, a middle ejector plate and a lower ejector plate. The oil cylinder structure adopted in the traditional structure is cancelled, so that the problem that the oil cylinder is easy to leak oil is avoided, the inclined top cannot be clamped in use, and the structure is smaller than that of the oil cylinder structure.
Description
Technical Field
The invention relates to the technical field of injection molds, in particular to a secondary ejection structure for producing an automobile component.
Background
When a product is produced by using a mold, the demolding of the product can be realized only by an auxiliary secondary ejection structure for the product with a special shape. Patent documents with application number CN 201720178790.1, grant publication number CN 207059127U, entitled "a secondary ejection structure" disclose a secondary ejection mechanism: the device comprises an ejector block, a straight ejector rod, a straight ejector seat and an inclined guide post, wherein the ejector block is arranged at one end of the straight ejector rod, the other end of the straight ejector rod is arranged in the straight ejector seat and fixed in the straight ejector seat through a connecting piece, and the number of the straight ejector rods is 1. The straight footstock is obliquely provided with a through hole, the inclined guide post is arranged in the through hole and is set to be in a fixed state, and the straight footstock can move along the inclined guide post. And the straight ejector rod is provided with a limiting device, and the limiting device is used for limiting the moving distance of the straight ejector seat. "this utility model patent has solved the injection molding drawing of patterns problem of some components, but the drawing of patterns problem of specific injection molding still needs specific problem specifically to solve.
Component a shown in fig. 1 is a sectional view of a component used in an automobile, and is provided with a horizontal hole and an inclined hole. At present, the demoulding is completed by mutually matching an oil cylinder structure B and an inclined top structure C. The problem of dead, the easy oil leak of hydro-cylinder of oblique top card often can appear in the use, in order to place hydro-cylinder and loose core mold insert moreover, the back mould can be hollowed out a lot, needs the mould to be made thicker for mould intensity, increases mould steel cost.
Disclosure of Invention
The invention mainly aims to provide a secondary ejection structure for a straight ejection inner core, which is not easy to clamp an inclined ejector and is safe and reliable to use.
The technical scheme adopted by the invention is as follows: a secondary ejection structure of a straight-top internal core-pulling structure comprises a straight ejection block, a spring A, an inclined core-pulling insert, a spring B, an elastic needle, a limiting block, a screw A, a spring C, a core-pulling insert, a limiting block, a screw B, a pressing plate, a waterproof rubber ring A, a screw C, a guide sleeve, a clamp spring, a straight ejection rod, a waterproof rubber ring B, a screw D, a water pipe, a water-conveying insert, a waterproof rubber ring C, a screw E and an end waterproof rubber ring;
the left side of the straight ejector block is provided with an inclined installation cavity which is high at the right and low at the left, and the right side of the straight ejector block is provided with a horizontal installation cavity; the spring A, the inclined core-pulling insert, the spring B, the spring needle, the limiting block and the screw A are sequentially arranged in the inclined mounting cavity and connected together; the spring C, the core-pulling insert, the limiting block and the screw B are sequentially arranged in the horizontal mounting cavity and connected together;
the lower end of the straight ejector block is provided with a pressing plate fixing concave cavity which moves forwards and backwards, and the pressing plate is fixedly connected in the pressing plate fixing concave cavity by utilizing a screw C and the lower end of the straight ejector block; the front end and the rear end of the pressing plate are respectively provided with a straight ejector rod connecting hole; the middle thimble plate and the lower thimble plate are provided with insert placing cavities respectively accommodating the upper end and the lower end of the water conveying insert; the water-carrying insert is fixedly connected with the middle thimble plate and the lower thimble plate by screws D;
the straight ejector rod is provided with an L-shaped water passage; the end waterproof rubber ring is arranged in the concave ring at the upper end of the straight ejector rod; the waterproof rubber ring A and the waterproof rubber ring B are respectively arranged in rubber ring placing grooves arranged on the cylindrical side surfaces of the upper end and the lower end of the straight ejector rod;
the guide sleeve and the clamp spring are sequentially arranged on the rear die core;
the upper ends of the front and the rear straight ejector rods are respectively inserted into corresponding straight ejector rod connecting holes on the pressure plate; the lower end of the corresponding straight ejector rod penetrates through the rear mold core, the guide sleeve, the clamp spring, the upper ejector plate and the upper end of the middle ejector plate and then is inserted into the water-carrying insert; the lower end of the straight ejector rod is fixedly connected with the lower ejector plate through a screw E; the waterproof rubber ring C is arranged on the screw E;
one end of each of the two water channels arranged on the water conveying insert is respectively communicated with the horizontal water channel in the corresponding straight ejector rod in a sealing manner, the other end of each of the two water channels is respectively communicated with one end of the corresponding water channel on the lower ejector plate in a sealing manner, and the other end of the corresponding water channel on the lower ejector plate is communicated with the water pipe in a sealing manner;
the shovel is characterized by further comprising a draw hook structure assembly which comprises a screw F, a shovel limiting rod, a draw hook, a screw G, an elastic block, a spring D, an elastic block fixing seat and a screw H.
The upper end of the shovel machine limiting rod is connected with the rear mold core through a screw F, the right side face of the lower end of the shovel machine limiting rod is an inclined face, the inclined face is used for being in contact with an elastic block when being ejected, so that the elastic block is pressed to enable the drag hook to be separated from a lower ejector plate, the lower end horizontal plane of the shovel machine limiting rod is used for limiting a straight-ejecting structure straight-ejecting core-pulling structure assembly, and when an inclined core-pulling insert and a core-pulling insert are separated from an inverted buckle in the straight-ejecting core-pulling structure assembly, the lower ejector plate and the straight-ejecting. The elastic block is hidden in an elastic block fixing seat, a spring G is arranged in the middle of the elastic block fixing seat, the elastic block fixing seat is fixed on the lower ejector plate by a screw F, and the elastic block realizes the action of the elastic block by the acting force and the reacting force between the shovel machine limiting rod and the spring D, wherein the action is the key for separating the lower ejector plate from ejection. The drag hook is installed on middle thimble board by screw G, and the left end of bullet piece is put on the step face on drag hook lower extreme right side, realizes ejecting smoothly ejecting and breaking away from of secondary through this structure.
Preferably, the lifting device further comprises two end waterproof rubber rings, and each end waterproof rubber ring is arranged in a concave ring at the upper end of the corresponding straight ejector rod.
Preferably, the lower end of each straight ejector rod is provided with four rubber ring placing grooves matched with the waterproof rubber rings B, every two of the four rubber ring placing grooves at the lower end of the same straight ejector rod are respectively arranged above and below a horizontal water channel of an L-shaped water channel arranged on the straight ejector rod, and one waterproof rubber ring B is arranged in each of the four rubber ring placing grooves.
The invention has the following characteristics:
1. the back slope of the core-pulling insert of the horizontal hole needs to meet the core-pulling stroke distance, when the straight ejector rod is reset, the core-pulling back needs to be smoothly contacted with the inclined surface of the rear mold core, and then the core-pulling back and the inclined surface of the rear mold core are reset by corresponding compression springs and cannot hit the mold;
2. an insert pin is arranged in an inclined core-pulling insert of the inclined BOSS column, the core-pulling insert and the insert pin are respectively provided with corresponding springs, the inclination of the back of the insert pin is larger than that of the back of the core-pulling insert, and the insert pin moves faster than the core-pulling insert in the ejection process of the straight ejector rod;
3. because the internal structure of straight roof block is many, bulky, in process of production, straight roof temperature can constantly rise, and the product surface has appearance defect. The cooling water channel is designed inside the straight ejection block, so that the straight ejection block and the rear mold core mold are not too high. Waterproof rubber rings are respectively designed at the end part and the bottom part of the straight ejector rod, and a pressing plate and a water conveying insert are used for assisting in fixing, so that water leakage can be avoided, and the stable ejection structure can be ensured;
4. the invention has three ejector plate, the upper ejector plate and the middle ejector plate are fixed together, the lower ejector plate is not fixedly connected with the middle ejector plate, the ejector rod of the injection molding machine is ejected on the middle ejector plate, and the three ejector plates of the upper ejector plate, the middle ejector plate and the lower ejector plate move twice: in the first stage, the three ejector pin plates move together, and the lower ejector pin plate stops moving after the loose core in the straight ejector is separated from the reverse buckle;
5. the drag hook structure component is the key of secondary ejection, the shovel machine limiting rod has two functions, one is to push the elastic block to retreat to separate from the drag hook so as to separate the lower ejector plate, and the other is to limit the lower ejector plate, so that the lower ejector plate stops moving after the drag hook is separated;
6. the invention abandons the oil cylinder structure B in the figure 1 and avoids the problem that the oil cylinder is easy to leak oil. In general, the invention can not generate the inclined top dead locking condition in use, and the integral structure of the die is smaller compared with the structure shown in figure 1.
Drawings
FIG. 1: the structure of the prior art is schematic;
FIG. 2: the invention has a structure schematic diagram;
FIG. 3: the drag hook structure assembly is shown schematically;
FIG. 4: the structural explosion schematic diagram of the drag hook structure assembly;
FIG. 5: a schematic diagram of a straight-ejecting core-pulling structure component;
FIG. 6: the structural explosion schematic diagram of the straight-ejecting core-pulling structural component;
in the figure: the rear mold core 3, a drag hook structure component 6, a screw F6.1, a shovel machine limiting rod 6.2, a drag hook 6.3, a screw G6.4, an elastic block 6.5, a spring D6.6, an elastic block fixing seat 6.7, a screw H6.8, a straight-top inner core-pulling secondary ejection structure 7, a straight-top block 7.1, a spring A7.2, an inclined core-pulling insert 7.3, a spring B7.4, an elastic needle 7.5, a limiting block 7.6, a screw A7.7, a spring C7.8, a core-pulling insert 7.9, a limiting block 7.10, a screw B7.11, a pressing plate 7.12, a waterproof rubber ring A7.13, a screw C7.14, a guide sleeve 7.15, a snap spring 7.16, a straight-top rod 7.17, a waterproof rubber ring B7.18, a screw D7.19, a water pipe 7.20, a water conveying insert 7.21, a waterproof rubber ring C7.22, a waterproof rubber ring E7.23, a waterproof rubber ring E7.24, a waterproof rubber ring 15, a middle ejector plate 15. Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
As shown in fig. 2-6, according to the invention, a secondary ejection structure 7 of a straight ejection internal core pulling structure includes a straight ejection block 7.1, a spring a7.2, an inclined core pulling insert 7.3, a spring B7.4, a spring pin 7.5, a limit block 7.6, a screw a7.7, a spring C7.8, a core pulling insert 7.9, a limit block 7.10, a screw B7.11, a press plate 7.12, a waterproof rubber ring a7.13, a screw C7.14, a guide sleeve 7.15, a clamp spring 7.16, a straight ejection rod 7.17, a waterproof rubber ring B7.18, a screw D7.19, a water pipe 7.20, a water transporting insert 7.21, a waterproof rubber ring C7.22, and a screw E7.23;
the left side of the straight top block 7.1 is provided with an inclined installation cavity which is high at the right and low at the left, and the right side is provided with a horizontal installation cavity; the spring A7.2, the inclined core-pulling insert 7.3, the spring B7.4, the spring pin 7.5, the limiting block 7.6 and the screw A7.7 are sequentially arranged in the inclined mounting cavity and connected together; the spring C7.8, the core-pulling insert 7.9, the limiting block 7.10 and the screw B7.11 are sequentially arranged in the horizontal mounting cavity and connected together;
the lower end of the straight ejector block 7.1 is provided with a pressing plate fixing concave cavity which moves forwards and backwards, and the pressing plate 7.12 is fixedly connected in the pressing plate fixing concave cavity by utilizing a screw C7.14 and the lower end of the straight ejector block 7.1; the front end and the rear end of the pressing plate 7.12 are respectively provided with a straight ejector rod connecting hole; the middle thimble plate 16 and the lower thimble plate 17 are provided with insert placing cavities respectively accommodating the upper end and the lower end of the water-carrying insert 7.21; the water-carrying insert 7.21 is fixedly connected with the middle thimble plate 16 and the lower thimble plate 17 by screws D7.19;
an L-shaped water passage is arranged on the straight ejector rod 7.17; the waterproof rubber ring A7.13 and the waterproof rubber ring B7.18 are respectively arranged in rubber ring placing grooves arranged on the cylindrical side surfaces of the upper end and the lower end of the straight ejector rod 7.17;
the guide sleeve 7.15 and the clamp spring 7.16 are sequentially arranged on the rear die core 3;
the upper ends of the front and the rear straight ejector rods 7.17 are respectively inserted into corresponding straight ejector rod connecting holes on the pressure plate 7.12; the lower end of a corresponding straight ejector rod 7.17 penetrates through the rear mold core 3, the guide sleeve 7.15, the clamp spring 7.16, the upper ejector plate 15 and the upper end of the middle ejector plate and then is inserted into the water-carrying insert 7.21; the lower end of the straight ejector rod 7.17 is fixedly connected with the lower ejector plate 17 through a screw E7.23; the waterproof rubber ring C is arranged on the screw E7.23;
one ends of two water channels arranged in the water conveying insert 7.21 are respectively communicated with the horizontal water channel in the corresponding straight ejector rod 7.17 in a sealing way, the other ends of the two water channels are respectively communicated with one end of the corresponding water channel on the lower ejector plate 17 in a sealing way, and the other ends of the corresponding water channels on the lower ejector plate 17 are communicated with the water pipe 7.20 in a sealing way;
still including drag hook structure subassembly 6, it includes screw F6.1, shovel quick-witted gag lever post 6.2, drag hook 6.3, screw G6.4, bullet piece 6.5, spring D6.6, bullet piece fixing base 6.7, screw H6.8.
The upper end of the shovel machine limiting rod 6.2 is connected with the rear mold core 3 through a screw F6.1, the right side face of the lower end of the shovel machine limiting rod is an inclined face, the inclined face is used for being in contact with the elastic block 6.5 when being ejected, so that the elastic block 6.5 is pressed to enable the drag hook 6.3 to be separated from the lower ejector retainer plate 17, the horizontal plane of the lower end of the shovel machine limiting rod 6.2 is used for limiting the straight-ejecting structure straight-ejecting core pulling structure component 7, and when the inclined core pulling insert 7.3 and the core pulling insert 7.9 in the straight-ejecting core pulling structure component 7 are separated from the inverted buckle, the lower ejector retainer plate 17 and the straight-ejecting structure of the straight-ejecting core pulling structure component 7. The elastic block 6.5 is hidden in the elastic block fixing seat 6.7, the spring G6.6 is arranged in the middle to achieve the effect that the corresponding end face of the elastic block 6.5 is prevented from being contacted with the corresponding surface of the elastic block fixing seat 6.7, namely, the functions of space avoidance, limiting and the like are achieved, wherein a counter bore matched with the spring G6.6 is formed in one end, close to the elastic block fixing seat 6.7, of the elastic block 6.5, the spring G6.6 extends in the counter bore through the elastic block 6.5, the elastic block fixing seat 6.7 is fixed on the lower ejector plate 17 through a screw F6.8, the elastic block 6.5 achieves the action through the acting force and the counter acting force between the shovel machine limiting rod 6.2 and the spring D6.6, and the action is the key that the lower ejector plate 17 is separated from ejection (namely the lower ejector plate stops moving and does not participate in the process of continuously ejecting a product any more. The drag hook 6.3 is installed on the middle ejector plate 16 by a screw G6.4, the left end of the elastic block 6.7 is lapped on the step surface on the right side of the lower end of the drag hook 6.3, and the smooth ejection and separation of secondary ejection are realized through the structure.
Preferably, the lower end of each straight ejector rod 7.17 is provided with four rubber ring placing grooves matched with the waterproof rubber rings B7.18, the four rubber ring placing grooves at the lower end of the same straight ejector rod 7.17 are respectively arranged two by two and one in the upper and lower parts of a horizontal water channel of an L-shaped water channel arranged on the straight ejector rod 7.17, and one waterproof rubber ring B7.18 is arranged in each of the four rubber ring placing grooves. In addition, two end waterproof rubber rings 7.24 are further included, and each end waterproof rubber ring 7.24 is arranged in a concave ring at the upper end of the corresponding straight ejector rod 7.17. The above embodiments are merely preferred embodiments of the present invention, and not intended to limit the structure and scope of the invention. Indeed, many equivalent variations in the shapes, constructions and design objectives of the devices according to the present invention are possible. Therefore, all equivalent changes in the shapes, structures and design objectives of the present invention are intended to be covered by the present invention, and all such equivalent changes are intended to be protected by the present invention.
Claims (3)
1. The utility model provides a two-shot ejection structure of loosing core in straight top, characterized by: the secondary ejection structure of the straight ejection inner core comprises a straight ejection block, a spring A, an inclined core-pulling insert, a spring B, a spring needle, a limiting block, a screw A, a spring C, a core-pulling insert, a limiting block, a screw B, a pressing plate, a waterproof rubber ring A, a screw C, a guide sleeve, a clamp spring, a straight ejection rod, a waterproof rubber ring B, a screw D, a water pipe, a water conveying insert, a waterproof rubber ring C and a screw E;
the left side of the straight ejector block is provided with an inclined installation cavity which is high at the right and low at the left, and the right side of the straight ejector block is provided with a horizontal installation cavity; the spring A, the inclined core-pulling insert, the spring B, the spring needle, the limiting block and the screw A are sequentially arranged in the inclined mounting cavity and connected together; the spring C, the core-pulling insert, the limiting block and the screw B are sequentially arranged in the horizontal mounting cavity and connected together;
the lower end of the straight ejector block is provided with a pressing plate fixing concave cavity which moves forwards and backwards, and the pressing plate is fixedly connected in the pressing plate fixing concave cavity by utilizing a screw C and the lower end of the straight ejector block; the front end and the rear end of the pressing plate are respectively provided with a straight ejector rod connecting hole; the middle thimble plate and the lower thimble plate are provided with insert placing cavities respectively accommodating the upper end and the lower end of the water conveying insert; the water-carrying insert is fixedly connected with the middle thimble plate and the lower thimble plate by screws D;
the straight ejector rod is provided with an L-shaped water passage; the waterproof rubber ring A and the waterproof rubber ring B are respectively arranged in rubber ring placing grooves arranged on the cylindrical side surfaces of the upper end and the lower end of the straight ejector rod;
the guide sleeve and the clamp spring are sequentially arranged on the rear die core;
the upper ends of the front and the rear straight ejector rods are respectively inserted into corresponding straight ejector rod connecting holes on the pressure plate; the lower end of the corresponding straight ejector rod penetrates through the rear mold core, the guide sleeve, the clamp spring, the upper ejector plate and the upper end of the middle ejector plate and then is inserted into the water-carrying insert; the lower end of the straight ejector rod is fixedly connected with the lower ejector plate through a screw E; the waterproof rubber ring C is arranged on the screw E;
one end of each of the two water channels arranged on the water conveying insert is respectively communicated with the horizontal water channel in the corresponding straight ejector rod in a sealing manner, the other end of each of the two water channels is respectively communicated with one end of the corresponding water channel on the lower ejector plate in a sealing manner, and the other end of the corresponding water channel on the lower ejector plate is communicated with the water pipe in a sealing manner;
the shovel is characterized by further comprising a draw hook structure assembly which comprises a screw F, a shovel limiting rod, a draw hook, a screw G, an elastic block, a spring D, an elastic block fixing seat and a screw H.
2. The secondary ejection structure of the straight ejection inner core pulling according to claim 1, characterized in that: the device also comprises two end waterproof rubber rings (7.24), wherein each end waterproof rubber ring (7.24) is respectively arranged in a concave ring at the upper end of the corresponding straight ejector rod (7.17).
3. The secondary ejection structure of the straight ejection inner core pulling according to claim 1, characterized in that: the lower end of each straight ejector rod (7.17) is provided with four rubber ring placing grooves matched with the waterproof rubber rings B (7.18), every two of the four rubber ring placing grooves at the lower end of the same straight ejector rod (7.17) are respectively arranged above and below a horizontal water channel of an L-shaped water channel arranged on the straight ejector rod (7.17), and one waterproof rubber ring B (7.18) is arranged in each of the four rubber ring placing grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010698872.5A CN111941759B (en) | 2020-07-20 | 2020-07-20 | Secondary ejection structure of straight ejection inner core pulling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010698872.5A CN111941759B (en) | 2020-07-20 | 2020-07-20 | Secondary ejection structure of straight ejection inner core pulling |
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| Publication Number | Publication Date |
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| CN111941759A true CN111941759A (en) | 2020-11-17 |
| CN111941759B CN111941759B (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010698872.5A Active CN111941759B (en) | 2020-07-20 | 2020-07-20 | Secondary ejection structure of straight ejection inner core pulling |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770877A (en) * | 2022-03-07 | 2022-07-22 | 浙江零跑科技股份有限公司 | Pitched roof waterway integrated structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002307452A (en) * | 2001-04-18 | 2002-10-23 | Matsushita Electric Ind Co Ltd | Two-stage ejector mold |
| CN104097302A (en) * | 2014-07-15 | 2014-10-15 | 宁波跃飞模具有限公司 | Straightly-jacking and obliquely-drawing device for injection mould |
| CN107214918A (en) * | 2017-07-02 | 2017-09-29 | 宁波市港腾塑业有限公司 | A kind of Double-ejection injection mold of torque product |
| CN206870305U (en) * | 2017-05-31 | 2018-01-12 | 骏艺精密模具（苏州）有限公司 | A kind of secondary ejecting mechanism of injection mould |
| CN110682507A (en) * | 2019-10-09 | 2020-01-14 | 宁波金晟模塑有限公司 | Injection mold |
-
2020
- 2020-07-20 CN CN202010698872.5A patent/CN111941759B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002307452A (en) * | 2001-04-18 | 2002-10-23 | Matsushita Electric Ind Co Ltd | Two-stage ejector mold |
| CN104097302A (en) * | 2014-07-15 | 2014-10-15 | 宁波跃飞模具有限公司 | Straightly-jacking and obliquely-drawing device for injection mould |
| CN206870305U (en) * | 2017-05-31 | 2018-01-12 | 骏艺精密模具（苏州）有限公司 | A kind of secondary ejecting mechanism of injection mould |
| CN107214918A (en) * | 2017-07-02 | 2017-09-29 | 宁波市港腾塑业有限公司 | A kind of Double-ejection injection mold of torque product |
| CN110682507A (en) * | 2019-10-09 | 2020-01-14 | 宁波金晟模塑有限公司 | Injection mold |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114770877A (en) * | 2022-03-07 | 2022-07-22 | 浙江零跑科技股份有限公司 | Pitched roof waterway integrated structure |
| CN114770877B (en) * | 2022-03-07 | 2023-12-19 | 浙江零跑科技股份有限公司 | Pitched roof waterway integrated structure |
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| CN111941759B (en) | 2022-07-15 |
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