CN217073179U - Rotary tray injection mold with secondary ejection function - Google Patents
Rotary tray injection mold with secondary ejection function Download PDFInfo
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- CN217073179U CN217073179U CN202220843544.4U CN202220843544U CN217073179U CN 217073179 U CN217073179 U CN 217073179U CN 202220843544 U CN202220843544 U CN 202220843544U CN 217073179 U CN217073179 U CN 217073179U
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Abstract
The utility model discloses a rotatory tray injection mold with ejecting function of secondary, including the mould body, mould body from the top down has set gradually front mould, push pedal, back mould, fixed plate, bottom plate, and the centre of front mould lower extreme is equipped with the die cavity, and the centre of back mould, fixed plate, bottom plate is equipped with the mould benevolence subassembly that passes the push pedal, and the lower extreme of mould body is equipped with and is used for push pedal, the ejecting ejection mechanism of back mould secondary. The utility model has the advantages that: the rotary tray can be formed in one step, and meanwhile, the rotary tray can be smoothly demoulded through secondary ejection, so that the situation that a shell is blocked and the inner deep partition of the rotary tray is damaged in the ejection process is prevented, and the efficiency is improved.
Description
Technical Field
The utility model relates to an injection mold especially relates to a rotatory tray injection mold with ejecting function of secondary.
Background
The rotary tray is formed by an injection mold in one step, an annular middle partition and a peripheral partition are arranged in the rotary tray, and due to the partitions in the rotary tray, the rotary tray is required to be ejected out of the rotary tray when ejected out, otherwise the middle partition is damaged, the product quality is affected, and the rotary tray is required to automatically fall off in the ejection process.
What is needed is a rotary tray injection mold with secondary ejection function, which can successfully demold a rotary tray through secondary ejection while forming the rotary tray in one step, so as to prevent the shell from being blocked and prevent the inner deep partition of the rotary tray from being damaged, and improve the efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a rotatory tray injection mold with ejecting function of secondary is provided, can make the smooth drawing of patterns of rotatory tray through the secondary is ejecting when the rotatory tray of one shot forming, prevent to block the inside darker wall of bad rotatory tray in shell and top, raise the efficiency.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a rotatory tray injection mold with secondary ejection function, includes the mould body, the mould body has set gradually front mould, push pedal, back mould, fixed plate, bottom plate from the top down, the centre of front mould lower extreme is equipped with the die cavity, the centre of back mould, the fixed plate, the bottom plate is equipped with the mould benevolence subassembly that passes the push pedal, the lower extreme of mould body is equipped with and is used for with push pedal, the ejecting mechanism of back mould secondary.
Compared with the prior art, the utility model has the advantages of, make the smooth drawing of patterns of rotatory tray through the secondary is ejecting when can the rotatory tray of one shot forming, prevent that card shell and top from damaging the inside darker wall of rotatory tray, raise the efficiency.
The utility model discloses further preferred scheme: the die core assembly comprises a movable die core arranged on the rear die and a column core arranged on the bottom plate and extending to the middle of the movable die core, wherein fixed die cores are symmetrically and slidably connected to the diagonal of the movable die core along the center line of the column core, the fixed die cores are arranged on the fixed plate, and the upper ends of the movable die core and the two fixed die cores form four modules which are uniformly distributed along the circumferential direction of the column core.
It can be understood that the two fixed die cores are fixed on the fixed plate, when the two fixed die cores are ejected, the ejection mechanism ejects the rear die upwards, the rear die drives the movable die core with the two modules upwards, the two modules of the movable die core eject the rotating tray from the inside, and the inner partition of the rotating tray is prevented from being damaged due to the fact that the partition is deep inside the rotating tray.
Furthermore, a first forming gap for separating the periphery of the forming tray is formed between the upper ends of two adjacent modules, and a second forming gap for separating the middle of the forming tray is formed between each module and the column core.
It can be understood that the first forming gap is used for separating the periphery of the forming tray, and the second forming gap is used for separating the middle ring of the forming tray, so that the separating is formed at one time, and the forming is quick and effective.
Further, the ejection mechanism comprises a top plate a and a top plate b which are sequentially arranged above the bottom plate from top to bottom, top posts b which penetrate through the top plate a and are contacted with the lower end face of the rear mold are arranged on the periphery of the top plate b, limit posts which penetrate through the top plate b and are used for limiting the ascending distance of the top plate b are arranged on the periphery of the upper end of the bottom plate, and two ejection assemblies matched with the push plate are arranged on the top plate a.
It can be understood that, when the drawing of patterns is ejecting, roof a, roof b pushes up together, roof b takes fore-set b to push up the back mould upwards, back mould takes movable mould benevolence to move up together, it is ejecting from inside to rotate the tray, roof a takes two push components to push up the push pedal upwards simultaneously, the push pedal is ejecting with the border of rotatory tray, after rising the certain distance roof b is restricted by spacing post and is lived motionlessly, back mould and movable mould benevolence are motionless, roof a machinery takes two push components to push up the push pedal upwards, the push pedal is ejecting with the rotation tray through the border of rotatory tray, make the rotation tray can not block by the module of movable mould benevolence, the rotation tray just can drop automatically.
Furthermore, the two-top assembly comprises a top column a which is arranged on the periphery of the upper end of the top plate a and penetrates through the fixed plate and the rear die and is connected with the push plate, and an elastic part used for resetting is sleeved outside the top column a.
It can be understood that the top plate a drives the top pillar a to push upwards, the top pillar a drives the push plate to push upwards, and the rotating tray is ejected out through the edge of the rotating tray, so that the rotating tray can automatically fall off.
Furthermore, the two ejection assemblies further comprise a push sleeve arranged at the upper end of the top plate a, and the outer ring of the column core is sleeved with the push sleeve.
It can be understood that the top plate a drives the top column a and the push sleeve to push upwards together, the push sleeve can push out the rotary tray through the annular partition edge in the middle of the rotary tray, the annular partition of the rotary tray is prevented from being blocked or the annular partition is prevented from being damaged by pushing, and the push sleeve cannot influence the automatic falling of the rotary tray because the push sleeve is pushed against the edge of the annular partition of the rotary tray.
Furthermore, the upper end of the top plate a is fixedly connected with a pressing plate for pressing the top column a and the lower end of the push sleeve through screws.
It can be understood that the pressing plate is used for fixing the top pillar a and the push sleeve on the top plate a, so that the mounting and dismounting are convenient, and the mounting and dismounting are stable and reliable.
Drawings
The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.
Fig. 1 is a perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a partial perspective view of the present invention;
FIG. 5 is a schematic view of a part of the structure of the present invention;
fig. 6 is an enlarged view of a portion B of fig. 3.
Wherein the reference numerals are specified as follows: 1. the device comprises a front die, 2, a push plate, 3, a rear die, 4, a fixing plate, 5, a movable die core, 6, a fixed die core, 7, ejection columns a and 8, ejection columns b and 9, ejection plates a and 10, ejection plates b and 11, a push sleeve, 12, a limiting column, 13 and a column core.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in fig. 1 to 6: the utility model provides a rotatory tray injection mold with ejecting function of secondary, includes mould body 1, and mould body from the top down has set gradually front mould 1, push pedal 2, back mould 3, fixed plate 4, bottom plate, and the centre of front mould 1 lower extreme is equipped with the die cavity, and the centre of back mould 3, fixed plate 4, bottom plate is equipped with the mould benevolence subassembly that passes push pedal 2, and the lower extreme of mould body 1 is equipped with and is used for push pedal 2, 3 ejecting ejection mechanism of back mould secondary.
The push plate and the rear mold are ejected upwards by the ejection mechanism for secondary ejection, and the rear mold drives the mold core on the rear mold to be ejected upwards from the inside of the rotating tray, so that the rotating tray is smoothly demoulded, the shell is prevented from being clamped and the inner deep partition of the rotating tray is prevented from being damaged by ejection, and the efficiency is improved.
The utility model discloses further preferred scheme: the die core assembly comprises a movable die core 5 arranged on the rear die 4 and a column core 13 arranged on the bottom plate and extending to the middle of the movable die core 5, wherein the diagonal of the movable die core 5 is symmetrically and slidably connected with fixed die cores 6 along the central line of the column core 13, the fixed die cores 6 are arranged on the fixed plate 4, and the upper ends of the movable die core 5 and the two fixed die cores 6 form four modules uniformly distributed along the circumferential direction of the column core 13.
The two fixed die cores are fixed on the fixed plate and are not moved, when the two fixed die cores are ejected, the ejection mechanism ejects the rear die upwards, the rear die drives the movable die core with the two modules to move upwards together, the two modules of the movable die core eject the rotating tray from the inside, and the inner partition of the rotating tray is prevented from being damaged due to the fact that the partition of the inside of the rotating tray is deep.
A first forming gap for separating the periphery of the forming tray is formed between the upper ends of the two adjacent modules, and a second forming gap for separating the middle of the forming tray is formed between each module and the column core 13.
The first forming gap is used for forming the partition at the periphery of the tray, and the second forming gap is used for forming the annular partition in the middle of the tray, so that the partition is formed at one time, and the forming is quick and effective.
The ejection mechanism comprises a top plate a9 and a top plate b10 which are sequentially arranged above the bottom plate from top to bottom, wherein a top column b8 which penetrates through the top plate a9 and contacts the lower end face of the rear mold 3 is arranged around the top plate b10, a limiting column 12 which penetrates through the top plate b10 and is used for limiting the ascending distance of the top plate b10 is arranged around the upper end of the bottom plate, and two ejection components matched with the push plate 2 are arranged on the top plate a 9.
When the demolding is ejection, a top plate a and a top plate b are ejected upwards together, the top plate b drives an ejection column b to eject a rear mold upwards, the rear mold drives a movable mold core to move upwards together, the rotary tray is ejected from the inside, meanwhile, the top plate a drives two ejection assemblies to eject the push plate upwards, the edge of the rotary tray is ejected by the push plate, the top plate b is limited by a limit column and does not move after the push plate a rises for a certain distance, the rear mold and the movable mold core do not move, the top plate a mechanically drives the two ejection assemblies to eject the push plate upwards, the push plate ejects the rotary tray through the edge of the rotary tray, the rotary tray cannot be blocked by the module of the movable mold core, and the rotary tray can automatically fall off.
The two-top component comprises a top column a7 which is arranged around the upper end of the top plate a9 and penetrates through the fixing plate 4 and the rear die 3 to be connected with the push plate 2, and an elastic part for resetting is sleeved outside the top column a 7.
The top plate a drives the top pillar a to push upwards, the top pillar a drives the push plate to push upwards, and the rotating tray is ejected out through the edge of the rotating tray, so that the rotating tray can automatically fall off.
The two-top assembly further comprises a push sleeve 11 arranged at the upper end of the top plate a9, and the outer ring of the column core 13 is sleeved with the push sleeve 11.
The top plate a drives the top column a and the push sleeve to push upwards together, the push sleeve can push the rotary tray out through the edge of the annular partition in the middle of the rotary tray, the annular partition of the rotary tray is prevented from being blocked or pushed to damage the annular partition, and the push sleeve cannot influence the automatic falling of the rotary tray because the push sleeve is the edge of the annular partition pushed to the rotary tray.
The upper end of the top plate a9 is fixedly connected with a pressing plate for pressing the top pillar a7 and the lower end of the push sleeve 11 through screws.
The pressing plate is used for fixing the ejection column a and the push sleeve on the ejection plate a, and is convenient to assemble and disassemble, stable and reliable.
The utility model discloses a work flow as follows: the injection molding raw material can flow into a first molding gap, a second molding gap and a gap between a cavity and a module, a rotary tray is molded once after cooling, when demolding and ejection are carried out, a top plate a, a top plate b and a pressing plate are ejected upwards together, the top plate b drives an ejection column b to eject a rear mold upwards, the rear mold drives a movable mold core to move upwards together, two modules of the movable mold core eject the rotary tray from the inside, the top plate a drives an ejection column a and a push sleeve to eject upwards simultaneously, the ejection column a ejects a push plate upwards, the push plate ejects the rotary tray through the edge of the rotary tray, the push sleeve ejects the rotary tray through the edge of an annular partition of the rotary tray, the top plate b is limited by a limiting column after rising for a certain distance and is not moved, the rear mold and the movable mold core are not moved, the top plate a continues to eject upwards together with the ejection column a and the push sleeve, the ejection column a continues to eject the push plate upwards, and the rotary tray is ejected through the edge of the rotary tray, the push sleeve is ejecting with rotatory tray through the border of the annular of rotatory tray partition for rotatory tray can not block by the module of passive mould benevolence, rotatory tray just can drop automatically, and roof a, clamp plate reset downwards under the effect of elastic component after that, and roof a takes roof b, fore-set a, fore-set b to reset downwards together, because fore-set an and roof a fixed connection, fore-set a takes the push pedal, the back mould resets downwards together, realizes automatic re-setting.
The above is to the utility model discloses going on the detailed introduction, having used specific individual example to right in this paper the utility model discloses a principle and implementation mode have been elucidated, and the explanation of above embodiment only is used for helping understanding the utility model discloses and core thought. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (7)
1. The utility model provides a rotatory tray injection mold with ejecting function of secondary which characterized in that: the die comprises a die body, wherein a front die (1), a push plate (2), a rear die (3), a fixed plate (4) and a bottom plate are sequentially arranged on the die body from top to bottom, a cavity is arranged in the middle of the lower end of the front die (1), a die core assembly penetrating through the push plate (2) is arranged in the middle of the rear die (3), the fixed plate (4) and the bottom plate, and an ejection mechanism for ejecting the push plate (2) and the rear die (3) for the second time is arranged at the lower end of the die body.
2. The rotary tray injection mold with the secondary ejection function as claimed in claim 1, wherein: the die core assembly comprises a movable die core (5) arranged on the rear die (3), a column core (13) arranged on the bottom plate and extending to the middle of the movable die core (5), a diagonal of the movable die core (5) is symmetrically connected with a fixed die core (6) in a sliding mode along the central line of the column core (13), the fixed die core (6) is arranged on the fixed plate (4), and the upper ends of the movable die core (5) and the fixed die core (6) form four modules which are uniformly distributed along the circumferential direction of the column core (13).
3. The injection mold for the rotary tray with the secondary ejection function as claimed in claim 2, wherein: a first forming gap for separating the periphery of the forming tray is formed between the upper ends of two adjacent modules, and a second forming gap for separating the middle of the forming tray is formed between each module and the column core (13).
4. The rotary tray injection mold with the secondary ejection function as claimed in claim 2, wherein: the ejection mechanism comprises a top plate a (9) and a top plate b (10) which are sequentially arranged above the bottom plate from top to bottom, a top column b (8) which penetrates through the top plate a (9) and the fixing plate (4) and contacts with the lower end face of the rear mold (3) is arranged on the periphery of the top plate b (10), a limiting column (12) which penetrates through the top plate b (10) and is used for limiting the ascending distance of the top plate b (10) is arranged on the periphery of the upper end of the bottom plate, and two ejection assemblies matched with the push plate (2) are arranged on the top plate a (9).
5. The rotary tray injection mold with the secondary ejection function as claimed in claim 4, wherein: the two-top assembly comprises a top post a (7) which is arranged on the periphery of the upper end of the top plate a (9) and penetrates through the fixing plate (4) and the rear die (3) and connected with the push plate (2), and an elastic piece used for resetting is sleeved outside the top post a (7).
6. The rotary tray injection mold with the secondary ejection function as claimed in claim 5, wherein: the two-ejection assembly further comprises a push sleeve (11) arranged at the upper end of the top plate a (9), and the outer ring of the column core (13) is sleeved with the push sleeve (11).
7. The rotary tray injection mold with the secondary ejection function as claimed in claim 6, wherein: the upper end of the top plate a (9) is fixedly connected with a pressing plate for pressing the top column a (7) and the lower end of the push sleeve (11) through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220843544.4U CN217073179U (en) | 2022-04-12 | 2022-04-12 | Rotary tray injection mold with secondary ejection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220843544.4U CN217073179U (en) | 2022-04-12 | 2022-04-12 | Rotary tray injection mold with secondary ejection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217073179U true CN217073179U (en) | 2022-07-29 |
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ID=82499514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220843544.4U Active CN217073179U (en) | 2022-04-12 | 2022-04-12 | Rotary tray injection mold with secondary ejection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217073179U (en) |
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2022
- 2022-04-12 CN CN202220843544.4U patent/CN217073179U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A Rotary Tray Injection Mold with Secondary Ejection Function Effective date of registration: 20221019 Granted publication date: 20220729 Pledgee: China Construction Bank Corporation Ninghai sub branch Pledgor: Ningbo Taizhong Industrial Co.,Ltd. Registration number: Y2022330002700 |