CN217752579U - Automatic water gap cutting delay ejection mechanism in injection mold - Google Patents
Automatic water gap cutting delay ejection mechanism in injection mold Download PDFInfo
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- CN217752579U CN217752579U CN202221500614.2U CN202221500614U CN217752579U CN 217752579 U CN217752579 U CN 217752579U CN 202221500614 U CN202221500614 U CN 202221500614U CN 217752579 U CN217752579 U CN 217752579U
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Abstract
The utility model relates to the technical field of injection mold ejection mechanisms, and discloses an automatic water gap cutting delay ejection mechanism in an injection mold, which comprises an upper mold part, a plurality of product thimbles, a plurality of water gap thimbles, a plurality of delay thimbles, a drive plate and a movable plate, wherein the upper mold part is provided with an injection molding groove and a water gap groove, and each delay thimble and each water gap thimble are arranged in one-to-one correspondence; and the upper portion of product thimble is corresponding and switches on arranging with the groove of moulding plastics, and the lower part of product thimble is contradicted with the movable plate and arranges, and the drive plate is used for driving the movable plate and is the movablely arranged, and the upper portion of mouth of a river thimble is used for hindering the mouth of a river groove, and the upper portion of time delay thimble is contradicted with the mouth of a river thimble and arranges, and the lower part of time delay thimble is connected with the drive plate and arranges. After the injection molding product is molded, through the cooperation between each mouth of a river thimble and each time delay thimble, realize automatic cutting the mouth of a river, the product drawing of patterns of being convenient for, and avoid follow-up manual work to process the shearing mouth of a river, practice thrift the cost of labor, improve production efficiency.
Description
Technical Field
The patent of the utility model relates to an injection mold ejection mechanism's technical field particularly, relates to automatic cut mouth of a river delay ejection mechanism in injection mold mould.
Background
An injection mold is a tool for producing plastic products; also a tool for endowing the plastic product with complete structure and accurate dimension; injection molding is a processing method used in mass production of parts with complex shapes, and particularly relates to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure, and obtaining a formed product after cooling and solidification.
During injection molding operation, a water gap is formed after the product is demoulded, and the water gap refers to an inlet and an outlet through which a thermalized liquid material flows.
In the prior art, an injection molded product and a nozzle waste material are bonded together, in order to obtain a final qualified product, the product and a runner waste material are separated by manual re-processing, a manual cutting blade is generally adopted to cut off the waste material and the product, and a notch certificate is ensured to be smooth without influencing the appearance and the normal function of the product, and the process is called as nozzle cutting.
However, the water gap cutting process has more procedures and higher labor cost, increases the production period of products and causes lower working efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic cut mouth of a river delay ejection mechanism in injection mold mould aims at solving prior art, and injection mold cuts the problem of mouth of a river inefficiency.
The utility model discloses a realize like this, automatic cut mouth of a river time delay ejection mechanism in injection mold mould, including last module, a plurality of product thimble, a plurality of mouth of a river thimble, a plurality of time delay thimble, drive plate and movable plate, along top-down, go up the module, the movable plate, the drive plate is the corresponding arrangement in proper order, the drive plate receives drive power and is reciprocating motion arrangement along upper and lower direction, go up the module and have injection molding groove and mouth of a river groove, each time delay thimble is with each mouth of a river thimble one-to-one arrangement;
the upper portion of product thimble wears to establish go up the module and arrange, just the upper portion of product thimble with the groove of moulding plastics is the correspondence and switches on arranging, the lower part of product thimble with the movable plate is the conflict and arranges, the drive plate is used for driving the movable plate is the moving arrangement, the upper portion of mouth of a river thimble wears to establish go up the module and arrange, just the upper portion of mouth of a river thimble with the mouth of a river groove is to correspond and switches on arranging, the upper portion of mouth of a river thimble is used for blocking the mouth of a river groove, the upper portion of time delay thimble with the mouth of a river thimble is the conflict and arranges, the lower part of time delay thimble with the drive plate is the connection and arranges.
Furthermore, automatic water gap cutting delay ejection mechanism in injection mold mould includes the time delay board, along top-down, the time delay board the movable plate drive plate is according to the preface and corresponds the arrangement, just the time delay board with the movable plate is the coincide and connects the arrangement, each the product thimble and each the mouth of a river thimble runs through respectively the time delay board is arranged.
Furthermore, automatic cut mouth of a river time delay ejection mechanism in injection mold mould includes a plurality of guide posts, each the guide post is the interval and corresponds the arrangement, the lower part of guide post with the drive plate is the connection and arranges, the upper portion of guide post runs through in proper order the movable plate with the time delay board, just the upper portion of guide post extends to the top of time delay board is arranged.
Furthermore, a delay head is formed on the upper portion of the delay thimble, the delay head is provided with a delay surface which is horizontally arranged, a water gap head is formed on the lower portion of the water gap thimble, the water gap head is provided with a water gap surface which is horizontally arranged, the water gap surface and the delay surface are tiled and overlapped, and the cross section of the delay surface is larger than the cross section area of the water gap surface.
Further, the automatic water gap cutting delay ejection mechanism in the injection mold comprises a plurality of product top groups, and the product top groups and the injection molding grooves are arranged in a one-to-one correspondence manner; the product top group comprises four product thimbles which are arranged in four corners.
Furthermore, the product top group comprises a middle ejector pin, the middle ejector pin is arranged in the middle of the four product ejector pins, the upper portion of the middle ejector pin is used for ejecting a molded product, and the diameter value of the middle ejector pin is larger than that of the product ejector pins.
Furthermore, the upper module is provided with a plurality of positioning groups, and the positioning groups and the injection molding grooves are arranged in a one-to-one correspondence manner; the positioning set comprises four positioning blocks, the four positioning blocks are arranged in four corners, the positioning blocks are arranged in a protruding mode in the direction deviating from the upper die element, and the four positioning blocks are used for clamping, positioning and forming products.
Further, go up the mould piece and be equipped with a plurality of notes cistern, it arranges to annotate the cistern to be rectangular form, the both ends in notes cistern respectively with adjacent two it arranges to mould plastics the groove and be the intercommunication, it has the incision to annotate the cistern, the upper portion of mouth of a river thimble with the incision is to correspond and arranges, just the upper portion of mouth of a river thimble is run through by drive power the incision is arranged.
Furthermore, the two ends of the liquid injection groove are respectively provided with groove end parts, and the groove end parts are arranged in a gradually-reduced manner along the direction deviating from the middle part.
Furthermore, the upper die part is provided with a main liquid tank and a liquid separating tank, the main liquid tank and the liquid separating tank are respectively arranged in a long strip shape, two ends of the liquid separating tank are respectively communicated with the two notches, and the end part of the main liquid tank is communicated with the liquid separating tank to form a liquid separating port; automatic water gap time delay ejection mechanism that cuts in injection mold mould includes a plurality of mouth of a river top groups, mouth of a river top group is including three the mouth of a river thimble, three the mouth of a river thimble is row form and arranges, and is three the mouth of a river thimble is used for cutting off in step the mouth of a river with divide the liquid mouth.
Compared with the prior art, the automatic water gap cutting delay ejection mechanism in the injection mold provided by the utility model has the advantages that after the injection molded product is molded, a plurality of product thimbles are matched to eject the product, so that the product is conveniently demoulded; and through the cooperation between each mouth of a river thimble and each time delay thimble, realize automatic cutting mouth of a river, avoid follow-up manual work to process the shearing mouth of a river, practice thrift the cost of labor, improve production efficiency.
Drawings
FIG. 1 is a schematic cross-sectional view of the part A of an automatic water gap cutting and delay ejection mechanism in an injection mold of the present invention;
FIG. 2 is a schematic top view of an automatic water gap cutting and delayed ejection mechanism in an injection mold of the present invention;
FIG. 3 is a schematic perspective view of an automatic water gap cutting and delayed ejection mechanism in an injection mold of the present invention;
FIG. 4 is a schematic front view of an automatic water gap cutting delay ejection mechanism in an injection mold of the present invention;
fig. 5 is a schematic perspective view of an upper mold part of the automatic water gap cutting delay ejection mechanism in the injection mold of the present invention;
fig. 6 is a schematic top perspective view of an upper mold part of the automatic water gap cutting delay ejection mechanism in the injection mold of the present invention;
fig. 7 is an enlarged schematic view of the part B of the automatic water-cutting opening delay ejection mechanism in the injection mold die.
Detailed Description
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 merely illustrative of the invention and are not intended to limit the invention.
The following describes the implementation of the present invention in detail with reference to specific embodiments.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to fig. 1-7, the preferred embodiment of the present invention is shown.
The automatic water gap cutting delay ejection mechanism in the injection mold comprises an upper mold part 1, a plurality of product thimbles 2, a plurality of water gap thimbles 3, a plurality of delay thimbles 4, a driving plate 7 and a movable plate 6, wherein the upper mold part 1, the movable plate 6 and the driving plate 7 are correspondingly arranged in sequence from top to bottom, the driving plate 7 is arranged in a reciprocating manner along the up-down direction under the driving force, the upper mold part 1 is provided with an injection molding groove and a water gap groove, and each delay thimble 4 and each water gap thimble 3 are arranged in a one-to-one correspondence manner;
the upper portion of product thimble 2 is worn to establish module 1 and is arranged, and the upper portion of product thimble 2 is corresponding and switches on with the groove of moulding plastics and arrange, the lower part of product thimble 2 is the conflict with movable plate 6 and arranges, drive plate 7 is used for driving movable plate 6 and is the removal and arranges, module 1 is worn to establish on the upper portion of mouth of a river thimble 3 and arranges, and the upper portion of mouth of a river thimble 3 is corresponding and switches on with the mouth of a river groove and arranges, the upper portion of mouth of a river thimble 3 is used for hindering the mouth of a river groove, the upper portion of time delay thimble 4 is the conflict with mouth of a river thimble 3 and arranges, the lower part of time delay thimble 4 is connected with drive plate 7 and arranges.
According to the automatic water gap cutting delay ejection mechanism in the injection mold, after an injection product is molded, the product is ejected out by utilizing the cooperation of the product ejector pins 2, so that the product is conveniently demoulded; and through the cooperation between each mouth of a river thimble 3 and each time delay thimble 4, realize automatic cutting mouth of a river 15, avoid follow-up manual work to process shearing mouth of a river 15, practice thrift the cost of labor, improve production efficiency.
The automatic water gap cutting and delay ejection mechanism in the injection mold comprises a delay plate 5, wherein the delay plate 5, a movable plate 6 and a driving plate 7 are correspondingly arranged in sequence from top to bottom, the delay plate 5 and the movable plate 6 are arranged in a superposed connection mode, and each product thimble 2 and each water gap thimble 3 are respectively arranged through the delay plate 5; under the action of the delay plate 5, the movement of each product thimble 2 and each water gap thimble 3 is positioned and guided, and the movement offset of each product thimble 2 and each water gap thimble 3 is reduced.
The automatic water cutting opening delay ejection mechanism in the injection mold comprises a plurality of guide columns 9, wherein the guide columns 9 are arranged at intervals and correspondingly, the lower parts of the guide columns 9 are connected with a driving plate 7, the upper parts of the guide columns 9 sequentially penetrate through a movable plate 6 and a delay plate 5, and the upper parts of the guide columns 9 extend to the upper part of the delay plate 5; the driving plate 7 is urged to move more smoothly by the guide posts 9.
The upper part of the delay thimble 4 forms a delay head, the delay head is provided with a delay surface which is horizontally arranged, the lower part of the water gap thimble 3 forms a water gap head, the water gap head is provided with a water gap surface which is horizontally arranged, the water gap surface and the delay surface are tiled, overlapped and arranged, and the cross section of the delay surface is larger than the cross street area of the water gap surface; therefore, the delay thimble 4 applies acting force to the nozzle thimble 3 comprehensively, and the movement stability of the nozzle thimble 3 is guaranteed.
The automatic water gap cutting delay ejection mechanism in the injection mold comprises a plurality of product top groups, and the product top groups and the injection molding grooves are arranged in a one-to-one correspondence manner; the product top group comprises four product ejector pins 2, and the four product ejector pins 2 are arranged at four corners; therefore, the four product ejector pins 2 are matched, so that the formed product can be ejected conveniently, and the product can be demoulded conveniently.
The product top group comprises a middle ejector pin 8, the middle ejector pin 8 is arranged in the middle of the four product ejector pins 2, and therefore through the matching of the middle ejector pin 8 and the four product ejector pins 2, molded products are ejected out from the middle and the four corners respectively, and demolding of injection molded products is facilitated.
The upper part of the middle thimble 8 is used for ejecting a molded product, and the diameter value of the middle thimble 8 is larger than that of the product thimble 2; the ejection application range of the middle ejector pin 8 is enlarged, the application acting force is enhanced, and the ejection of a molded product is guaranteed.
The upper module 1 is provided with a plurality of positioning groups, and each positioning group and each injection molding groove are arranged in a one-to-one correspondence manner; the positioning group comprises four positioning blocks 14, the four positioning blocks 14 are arranged in four corners, the positioning blocks 14 are arranged in a protruding manner along the direction deviating from the upper die assembly 1, and the four positioning blocks 14 are used for clamping and positioning a molded product; under the action of the four positioning blocks 14, the ejection guide device plays a role in guiding ejection of a molded product, and deformation of the molded product caused by deviation is avoided.
The upper module 1 is provided with a plurality of liquid injection grooves 11, the liquid injection grooves 11 are arranged in a long strip shape, two ends of each liquid injection groove 11 are respectively communicated with two adjacent injection grooves, each liquid injection groove 11 is provided with a notch, the upper parts of the water gap ejector pins 3 are arranged corresponding to the notches, and the upper parts of the water gap ejector pins 3 are arranged by penetrating through the notches under the driving force; therefore, the upper part of the water gap thimble 3 is used for sealing the notch, so that the automatic water gap 15 cutting is realized, and the subsequent manual processing for cutting the water gap 15 is avoided.
Two ends of the liquid injection groove 11 are respectively formed into groove end parts, and the groove end parts are arranged in a gradually reducing manner along the direction deviating from the middle part; facilitating the transportation along the middle part of the liquid injection groove 11 to both ends.
The upper module 1 is provided with a main liquid tank 12 and a liquid separating tank 13, the main liquid tank 12 and the liquid separating tank 13 are respectively arranged in a long strip shape, two ends of the liquid separating tank 13 are respectively communicated with the two notches, and the end part of the main liquid tank 12 is communicated with the liquid separating tank 13 to form a liquid separating port 16; automatic water gap time delay ejection mechanism cuts in injection mold mould includes a plurality of water gaps top group, and water gap top group includes three water gap thimble 3, and three water gap thimble 3 is row form and arranges, and three water gap thimble 3 is used for cutting off mouth of a river 15 and branch liquid mouth 16 in step.
Like this, through the cooperation of the volume of three mouth of a river thimble 3, realize carrying out automatic cutting mouth of a river 15 and branch liquid mouth 16 in step to mouth of a river 15, avoid follow-up manual work to cut mouth of a river 15.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.
Claims (10)
1. The automatic water gap cutting delay ejection mechanism in the injection mold is characterized by comprising an upper mold part, a plurality of product ejector pins, a plurality of water gap ejector pins, a plurality of delay ejector pins, a drive plate and a movable plate, wherein the upper mold part, the movable plate and the drive plate are correspondingly arranged in sequence from top to bottom, the drive plate is driven by a driving force to move in a reciprocating manner in the vertical direction, the upper mold part is provided with an injection molding groove and a water gap groove, and each delay ejector pin and each water gap ejector pin are arranged in one-to-one correspondence;
the upper portion of product thimble wears to establish go up the module and arrange, just the upper portion of product thimble with the groove of moulding plastics is corresponding and switches on arranging, the lower part of product thimble with the movable plate is contradicted and arranges, the drive plate is used for driving the movable plate is mobile layout, wear to establish on the upper portion of mouth of a river thimble go up the module and arrange, just the upper portion of mouth of a river thimble with the mouth of a river groove is corresponding and switches on arranging, the upper portion of mouth of a river thimble is used for blocking the mouth of a river groove, the upper portion of time delay thimble with the mouth of a river thimble is contradicted and arranges, the lower part of time delay thimble with the drive plate is connection arrangement.
2. The in-mold automatic water cutting gap delay ejection mechanism of claim 1, wherein the in-mold automatic water cutting gap delay ejection mechanism comprises a delay plate, the moving plate and the driving plate are correspondingly arranged in sequence from top to bottom, the delay plate and the moving plate are arranged in a stacked connection, and each product thimble and each water gap thimble are respectively arranged to penetrate through the delay plate.
3. The in-mold automatic water cutting gap delay ejection mechanism of claim 2, wherein the in-mold automatic water cutting gap delay ejection mechanism comprises a plurality of guide posts, each guide post is arranged in a spaced corresponding manner, the lower portions of the guide posts are connected with the driving plate, the upper portions of the guide posts sequentially penetrate through the moving plate and the delay plate, and the upper portions of the guide posts extend to the upper portion of the delay plate.
4. The automatic water gap cutting and delay ejection mechanism in the injection mold of any one of claims 1 to 3, wherein the upper part of the delay thimble forms a delay head, the delay head has a delay surface arranged horizontally, the lower part of the delay thimble forms a water gap head, the water gap head has a water gap surface arranged horizontally, the water gap surface and the delay surface are arranged in a flat and overlapped mode, and the cross section of the delay surface is larger than the cross section area of the water gap surface.
5. The in-mold automatic water cutting gap delay ejection mechanism of any one of claims 1 to 3, characterized in that the in-mold automatic water cutting gap delay ejection mechanism comprises a plurality of product top groups, and each product top group is arranged in one-to-one correspondence with the injection groove; the product top group comprises four product thimbles which are arranged in four corners.
6. The in-mold automatic gate-cutting delay ejection mechanism of claim 5, wherein the product ejection group comprises a middle ejector pin, the middle ejector pin is arranged in the middle of the four product ejector pins, the upper portion of the middle ejector pin is used for ejecting a molded product, and the diameter value of the middle ejector pin is greater than that of the product ejector pin.
7. The in-mold automatic water gap cutting delayed ejection mechanism of an injection mold according to any one of claims 1-3, wherein the upper mold part is provided with a plurality of positioning groups, and each positioning group is arranged in one-to-one correspondence with each injection groove; the positioning group comprises four positioning blocks, the four positioning blocks are arranged in four corners, the positioning blocks are arranged in a protruding mode along the direction deviating from the upper die element, and the four positioning blocks are used for clamping, positioning and forming products.
8. The automatic water gap cutting delayed ejection mechanism in the injection mold according to any one of claims 1 to 3, wherein the upper mold part is provided with a plurality of liquid injection grooves, the liquid injection grooves are arranged in an elongated shape, two ends of each liquid injection groove are respectively communicated with two adjacent injection grooves, each liquid injection groove is provided with a notch, the upper portion of the water gap ejector pin is arranged corresponding to the notch, and the upper portion of the water gap ejector pin is arranged to penetrate through the notch under the driving force.
9. The in-mold automatic gate-cutting delayed ejection mechanism of claim 8, wherein the two ends of the liquid injection groove form groove end portions respectively, and the groove end portions are arranged in a gradually decreasing manner along a direction away from the middle portion.
10. The automatic water gap cutting delay ejection mechanism in the injection mold according to claim 8, wherein the upper mold part is provided with a main liquid tank and a liquid separating tank, the main liquid tank and the liquid separating tank are respectively arranged in a long strip shape, two ends of the liquid separating tank are respectively communicated with the two notches, and the end part of the main liquid tank is communicated with the liquid separating tank to form a liquid separating port; automatic water gap time delay ejection mechanism that cuts in injection mold mould includes a plurality of mouth of a river top groups, mouth of a river top group is including three the mouth of a river thimble, three the mouth of a river thimble is row form and arranges, and is three the mouth of a river thimble is used for cutting off in step the mouth of a river with divide the liquid mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221500614.2U CN217752579U (en) | 2022-06-15 | 2022-06-15 | Automatic water gap cutting delay ejection mechanism in injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221500614.2U CN217752579U (en) | 2022-06-15 | 2022-06-15 | Automatic water gap cutting delay ejection mechanism in injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217752579U true CN217752579U (en) | 2022-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221500614.2U Active CN217752579U (en) | 2022-06-15 | 2022-06-15 | Automatic water gap cutting delay ejection mechanism in injection mold |
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| Country | Link |
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| CN (1) | CN217752579U (en) |
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2022
- 2022-06-15 CN CN202221500614.2U patent/CN217752579U/en active Active
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Address after: Floor 1-2, Building 10, Erex Science and Technology Industrial Park, No. 19, Huifeng East 1st Road, Zhongkai High tech Zone, Huizhou, Guangdong, 516000 Patentee after: Huizhou CITIC Nanhui precision mould Co.,Ltd. Address before: 516000 one of No. 19-03 (phase I plant), Central Park, building 3, high tech Industrial Park, Huicheng District, Huizhou City, Guangdong Province Patentee before: Huizhou CITIC Nanhui precision mould Co.,Ltd. |