CN219028346U - Upper and lower cover mould - Google Patents

Upper and lower cover mould Download PDF

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Publication number
CN219028346U
CN219028346U CN202223444941.3U CN202223444941U CN219028346U CN 219028346 U CN219028346 U CN 219028346U CN 202223444941 U CN202223444941 U CN 202223444941U CN 219028346 U CN219028346 U CN 219028346U
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plate
core
pipe body
cavity
core pulling
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CN202223444941.3U
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Chinese (zh)
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赵峻林
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Huizhou Gewei Precision Plastic & Metal Manufacturing Co ltd
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Huizhou Gewei Precision Plastic & Metal Manufacturing Co ltd
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Abstract

The utility model provides a go up lower cover mould utensil, relates to injection mold technical field, including upper cover plate, cope match-plate pattern, loose core structure, lower bolster, square iron, lower mould thimble board and lower apron, be equipped with the pouring gate on the upper cover plate, upper cover plate detachably installs the top at the cope match-plate pattern, be equipped with the mould benevolence on the cope match-plate pattern, the lower bolster is located the below of cope match-plate pattern, be equipped with the lower mould benevolence on the lower bolster, the lower mould benevolence corresponds with the last mould benevolence of cope match-plate pattern, loose core structure's one end is located the lower mould benevolence, the upper end and the lower bolster of square iron are connected, its lower extreme and lower apron connection, be equipped with the through-hole on the lower apron, the through-hole is located the below of lower mould thimble board, lower mould thimble board sets up between the square iron. The upper cover and lower cover die has the advantages of simple structure, convenience in use, high working efficiency, smooth demolding, good use effect and the like.

Description

Upper and lower cover mould
Technical Field
The utility model relates to the technical field of injection molds, in particular to an upper cover mold and a lower cover mold.
Background
The injection molding is a method for producing and shaping industrial products, the products are usually rubber injection molding and plastic injection molding, the injection molding can be divided into injection molding compression molding method and die casting method, the die refers to various dies and tools used for injection molding, blow molding, extrusion, die casting or forging molding, smelting, stamping and other methods to obtain the required products in industrial production, and the processing of the appearance of the articles is realized mainly through the change of the physical state of the formed materials, namely the process is called as "industrial master". Injection molding is a processing method used in mass production of parts with complex shapes, and specifically refers to injecting a heated and melted material into an injection cavity of a mold under high pressure, and cooling and solidifying the material to obtain a formed product. When the injection molding product has a simple structure, the product can be directly obtained after the injection molding cavity of the mold is opened, but under the condition that holes or convex-concave are formed in the direction different from the demolding direction of the injection molding product, the product is difficult to be demolded smoothly even after the injection molding cavity of the mold is opened. The traditional mode adopts artifical side core pulling, relies on the manual work to take out the side core outside the mould and take out the product in the mould, utilizes the effort of upwards opening the mould, makes bracing tip and slider produce the relative motion trend, makes two kinds of motion forms of slider along die sinking direction and horizontal direction, makes its product break away from the barb, but this kind of mode production efficiency is low, and intensity of labour is big, and receives the manpower to limit, complex operation.
Disclosure of Invention
The utility model aims to provide an upper cover mold and a lower cover mold, which aim to solve the technical problems, and have the advantages of simple structure, convenient use, high working efficiency, smooth demolding, good use effect and the like.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme:
the utility model provides an upper and lower cover mould, includes upper cover plate, cope match-plate pattern, loose core structure, lower bolster, square iron, lower mould thimble board and lower apron, be equipped with the watering mouth on the upper cover plate, upper cover plate detachably installs the top at the cope match-plate pattern, be equipped with the mould benevolence on the cope match-plate pattern, the lower bolster is located the below of cope match-plate pattern, be equipped with the lower mould benevolence on the lower bolster, the lower mould benevolence corresponds with the last mould benevolence of cope match-plate pattern, loose core structure's one end is located the lower mould benevolence, the upper end and the lower bolster of square iron are connected, its lower extreme and lower apron connection, be equipped with the through-hole on the lower apron, the through-hole is located the below of lower mould thimble board, lower mould thimble board sets up between square iron.
Further, the core pulling device also comprises an upper cavity and a lower cavity, wherein the lower cavity is positioned in the lower die core, the upper cavity is positioned in the upper die core, the casting hole is communicated with the upper cavity, an injection molding cavity is formed between the upper cavity and the lower cavity, and one end of the core pulling structure is positioned in the injection molding cavity. The injection molding cavity is used for molding an injection molded product.
Further, the core pulling structure comprises a core pulling oil cylinder, limiting strips and pushing blocks, wherein the limiting strips are symmetrically arranged on two sides of the pushing blocks and are embedded in the lower template, and the output end of the core pulling oil cylinder is in driving connection with the pushing blocks.
Further, the core pulling structure further comprises a stroke sliding block and a core pulling pipe body, one end of the stroke sliding block is fixedly connected with the pushing block, the other end of the stroke sliding block is connected with the core pulling pipe body, and the core pulling pipe body is movably connected with the lower die core.
Further, the lower die ejector plate is provided with a movable pressing plate structure, a plurality of spring columns and a plurality of ejector pins, the lower ends of the ejector pins are movably connected with the lower die ejector plate, the upper ends of the ejector pins are connected with the lower die core of the lower die plate, the lower ends of the spring columns are movably connected with the lower die ejector plate, the upper ends of the spring columns are connected with the lower die plate, the lower ends of the movable pressing plate structure are fixedly connected with the lower die ejector plate, and the upper ends of the spring columns are movably connected with the lower die core of the lower die plate.
Further, the movable pressing plate structure comprises a movable inclined plate, a pressing part and a mounting seat, wherein a movable groove is formed in the mounting seat, the movable inclined plate is symmetrically arranged on the mounting seat, the movable inclined plate is in a 7-shaped form and comprises a transverse part and a vertical part, the vertical part is inserted into the movable groove and is movably connected with the mounting seat, the lower end part of the pressing part is positioned between the vertical parts and is in contact connection with the vertical parts, the upper end part of the pressing part is positioned on the side edge of the transverse part, and one side of the core-pulling pipe body is connected with the upper end part of the pressing part.
Further, the upper end of the support column is fixedly connected with the lower template, the lower end of the support column penetrates through the ejector pin plate of the lower template to be connected with the lower cover plate, and the grooving is positioned at the corner of the lower template. The grooving is used for upwards buckling and taking out the upper cover plate and the upper template, so that the upper cover plate and the lower cover plate are conveniently separated, and the molded product is further taken out.
Further, the mold further comprises an upper cooling pipe body and a lower cooling pipe body, wherein the upper cooling pipe body is positioned in the upper mold core, and the lower cooling pipe body is positioned in the lower mold core. By adopting the design of the upper cooling pipe body and the lower cooling pipe body, the raw materials in the injection molding cavity can be accelerated to be cooled and molded, so that the molded product is solidified more, and the molding time is saved.
The upper cover and lower cover die has the following beneficial effects:
1. the upper cover mold and the lower cover mold mainly comprise an upper cover plate, an upper template, a core pulling structure, a lower template, square iron, a lower mold ejector pin plate and a lower cover plate, and are few in component parts and simple in structure;
2. the upper cover mold and the lower cover mold are convenient to use, when the upper cover mold is used, the core pulling cylinder drives the stroke sliding block to move rightwards and drives the core pulling pipe body to move rightwards, then raw materials are injected into the pouring port and reach the injection molding cavity, the upper cooling pipe body and the lower cooling pipe body enable raw materials in the injection molding cavity to accelerate cooling molding, after the injection molding product is molded, the core pulling cylinder drives the stroke sliding block to move leftwards and drives the core pulling pipe body to move leftwards, at the moment, the core pulling pipe body leaves the pressing piece, the pressing piece moves upwards and the movable inclined plate resets inwards respectively, at the moment, the transverse part of the movable inclined plate pushes the injection molding product upwards, so that the injection molding product pops upwards from the lower mold core, then the upper cover plate and the upper mold plate are pushed upwards along the guide posts, after the upper cover plate and the upper mold plate are taken out, the lower mold ejector pin plate is further pushed upwards by a through hole for pushing an object to push the lower mold, at the moment, the injection molding product in the lower mold core is ejected upwards from the lower mold core is secondarily, and compared with the manual demolding, the upper cover mold has the advantages of high working efficiency, convenient use, convenient labor intensity and the like;
3. the upper cover mold and the lower cover mold are smooth in demolding, the upper cooling pipe body and the lower cooling pipe body enable raw materials in the injection molding cavity to be cooled and molded faster, so that products are solidified after being molded, the core pulling structure and the movable pressing plate structure are matched to realize first demolding, and the through hole of the lower cover plate, the lower mold ejector pin plate, the ejector pin and the lower mold core are matched to realize second demolding, so that products can be demolded more smoothly, residual in the lower mold core is avoided, the use effect is good, the practicability is strong, and the use experience of users is greatly improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the upper and lower cover mold of the present utility model;
FIG. 2 is a schematic view of the upper plate shown in FIG. 1;
FIG. 3 is a schematic diagram of the upper mold core shown in FIG. 1;
FIG. 4 is a schematic view of the lower plate shown in FIG. 1;
FIG. 5 is a schematic view of the lower mold plate and the lower mold insert shown in FIG. 1;
FIG. 6 is a schematic view of the lower cover plate shown in FIG. 1;
FIG. 7 is another visual schematic of the structure shown in FIG. 1;
fig. 8 is a schematic structural view of the core pulling structure and the movable platen structure shown in fig. 1.
Detailed Description
In order to make the technical solution of the present utility model better understood by those skilled in the art, the following further details of the present utility model will be described with reference to examples and drawings.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 6, an upper cover and lower cover mold comprises an upper cover plate 1, an upper template 2, a core pulling structure 3, a lower template 4, square irons 5, a lower mold ejector pin plate 6 and a lower cover plate 7, wherein a pouring port 8 is formed in the upper cover plate 1, the upper cover plate 1 is detachably arranged above the upper template 2, an upper mold core 9 is formed in the upper template 2, the lower template 4 is arranged below the upper template 2, a lower mold core 10 is formed in the lower template 4, the lower mold core 10 corresponds to the upper mold core 9 of the upper template 2, one end of the core pulling structure 3 is positioned on the lower mold core 10, the upper end of the square irons 5 is connected with the lower template 4, the lower end of the square irons are connected with the lower cover plate 7, a through hole 11 is formed in the lower cover plate 7, the through hole 11 is positioned below the lower mold ejector pin plate 6, and the lower mold ejector pin plate 6 is arranged between the square irons 5.
The number of square iron 5 and lower ejector plate 6 in this embodiment is two. An upper die core mounting groove 12 is formed in the upper die plate 2, the upper die core 9 is mounted in the upper die core mounting groove 12, a lower die core mounting groove 13 is formed in the lower die plate 4, and the lower die core 10 is mounted in the lower die core mounting groove 13.
As shown in fig. 1 and 7, the core pulling device further comprises an upper cavity and a lower cavity, the lower cavity is located in the lower die core 10, the upper cavity is located in the upper die core 9, the casting hole 8 is communicated with the upper cavity, an injection molding cavity is formed between the upper cavity and the lower cavity, and one end of the core pulling structure 3 is located in the injection molding cavity. The upper cooling pipe body 29 is positioned inside the upper die core 9, and the lower cooling pipe body 30 is positioned inside the lower die core 10.
After the raw material is injected into the sprue 8, the raw material reaches an injection cavity along the inside of the sprue 8, and the injection cavity is used for molding an injection molded product. By adopting the design of the upper cooling pipe body 29 and the lower cooling pipe body 30, the raw materials in the injection molding cavity can be cooled and molded quickly, so that the molded product is solidified more and the molding time is saved. A partition plate 14 is further arranged between the upper cover plate 1 and the upper template 2 in the embodiment, and the pouring port 8 passes through the partition plate 14 to be communicated with the injection molding cavity.
As shown in fig. 5 and 7, the device further comprises a plurality of guide posts 15, a plurality of support columns 16 and a plurality of slots 17, wherein the guide posts 15 are sequentially inserted in the upper cover plate 1, the upper template 2, the lower template 4 and the square iron 5 and are positioned above the lower cover plate 7, the upper ends of the support columns 16 are fixedly connected with the lower template 4, the lower ends of the support columns penetrate through the lower template ejector pin plate 6 and are connected with the lower cover plate 7, and the slots 17 are positioned at corners of the lower template 4. The number of slots 17 and guide posts 15 in this embodiment is four. Before the injection molded product is required to be taken out by opening the mold, the upper cover plate 1 and the upper template 2 are pushed upwards by aligning the grooves 17, and the upper cover plate 1 and the upper template 2 can be taken out by moving upwards along the guide posts 15.
As shown in fig. 8, the core-pulling structure 3 includes a core-pulling cylinder 18, a limiting strip 19 and a pushing block 20, the limiting strips 19 are symmetrically disposed on two sides of the pushing block 20 and are embedded on the lower die plate 4, and an output end of the core-pulling cylinder 18 is in driving connection with the pushing block 20. The core pulling structure 3 further comprises a stroke sliding block 21 and a core pulling pipe body 22, one end of the stroke sliding block 21 is fixedly connected with the pushing block 20, the other end of the stroke sliding block is connected with the core pulling pipe body 22, and the core pulling pipe body 22 is movably connected with the lower die core 10. The limiting strips 19 are used for limiting the movable formation of the pushing blocks 20, and the core pulling cylinder 18 can drive the pushing blocks 20 to drive the forming sliding blocks to move left and right and drive the core pulling pipe 22 to move left and right.
As shown in fig. 7 and 8, the lower mold ejector plate 6 is provided with a movable platen structure, a plurality of spring columns 23 and a plurality of ejector pins 24, the lower ends of the ejector pins 24 are movably connected with the lower mold ejector plate 6, the upper ends of the ejector pins are connected with the lower mold core 10 of the lower mold plate 4, the lower ends of the spring columns 23 are movably connected with the lower mold ejector plate 6, the upper ends of the spring columns are connected with the lower mold plate 4, the lower ends of the movable platen structure are fixedly connected with the lower mold ejector plate 6, and the upper ends of the spring columns are movably connected with the lower mold core 10 of the lower mold plate 4.
When the injection molded product is to be taken out by opening the mold, the upper cover plate 1 and the upper mold plate 2 are taken out, then the lower mold ejector plate 6 is pushed upward by the pushing object into the through hole 11 of the lower cover plate 7, the ejector pin 24 is driven by the lower mold ejector plate 6 to push upward, and the injection molded product in the lower mold core 10 is ejected upward from the lower mold core 10.
As shown in fig. 8, the movable platen structure includes a movable inclined plate 25, a pressing member 26 and an installation seat 27, wherein the installation seat 27 is provided with a movable groove 28, the movable inclined plate 25 is symmetrically arranged on the installation seat 27, the movable inclined plate 25 is in a shape of a '7', and includes a transverse portion and a vertical portion, the vertical portion is inserted into the movable groove 28 and is movably connected with the installation seat 27, a lower end portion of the pressing member 26 is positioned between the vertical portions and is in contact connection with the vertical portion, an upper end portion of the pressing member 26 is positioned on a side edge of the transverse portion, and one side of the core-pulling tube 22 is connected with an upper end portion of the pressing member 26.
It should be noted that, when the injection molding cavity has not yet entered the raw material for injection molding, the core pulling cylinder 18 drives the pushing block 20 to drive the stroke slider 21 to move to the right and drive the core pulling tube 22 to move to the right, at this time, the core pulling tube 22 abuts against the pressing piece 26 to move downward, the pressing piece 26 moves downward and drives the movable inclined plate 25 to move to the two sides to be opened respectively, after the injection molding product is molded, the core pulling cylinder 18 drives the pushing block 20 to drive the stroke slider 21 to move to the left and drive the core pulling tube 22 to move to the left, at this time, the core pulling tube 22 leaves the pressing piece 26, the pressing piece 26 moves upward and the movable inclined plate 25 resets to the inner side respectively, at this time, the transverse part of the movable inclined plate 25 pushes the injection molding product upward, so that the injection molding product pops up from the lower die core 10.
As shown in fig. 1 to 8, the working principle of the present utility model is as follows:
when the injection molding machine is used, the core pulling cylinder 18 drives the stroke sliding block 21 to move rightwards and drives the core pulling pipe body 22 to move rightwards, then raw materials are injected into the pouring port 8 and then reach the injection molding cavity, the upper cooling pipe body 29 and the lower cooling pipe body 30 enable raw materials in the injection molding cavity to be cooled and molded, after injection molding products are molded, the core pulling cylinder 18 drives the stroke sliding block 21 to move leftwards and drives the core pulling pipe body 22 to move leftwards, at the moment, the core pulling pipe body 22 leaves the pressing piece 26, the pressing piece 26 moves upwards and the movable inclined plates 25 reset inwards respectively, at the moment, the transverse parts of the movable inclined plates 25 push injection products upwards, so that the injection products are ejected upwards from the lower die core 10, the alignment grooves 17 push upwards and drive the upper cover plate 1 and the upper die plate 2 to move upwards along the guide posts 15, then after the upper cover plate 1 and the upper die plate 2 are taken out, the lower die ejector plate 6 is pushed upwards by pushing objects into the through holes 11 of the lower cover plate 7, the lower die ejector plate 6 drives the ejector plate 24 to push upwards, at the moment, the injection molded products in the lower die core 10 are ejected upwards from the lower die core 10, and the ejector plate 10 is ejected upwards for a second time, and the injection molding products are ejected upwards from the lower die core 10 more smoothly.
The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art will readily appreciate that the present utility model may be implemented as shown in the drawings and described above; however, those skilled in the art should appreciate that many modifications, adaptations, and variations of the present utility model can be made without departing from the scope of the present utility model as set forth in the above-described aspects; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.

Claims (8)

1. An upper and lower lid mould, its characterized in that: including upper cover plate, cope match-plate pattern, loose core structure, lower bolster, square iron, lower mould thimble board and lower apron, be equipped with the watering mouth on the upper cover plate, upper cover plate detachably installs the top at the cope match-plate pattern, be equipped with the mould benevolence on the cope match-plate pattern, the lower bolster is located the below of cope match-plate pattern, be equipped with the lower mould benevolence on the lower bolster, the lower mould benevolence corresponds with the last mould benevolence of cope match-plate pattern, loose core structure's one end is located the lower mould benevolence, the upper end and the lower bolster of square iron are connected, its lower extreme and lower apron connection, be equipped with the through-hole on the lower apron, the through-hole is located the below of lower mould thimble board, the setting of lower mould thimble board is between the square iron.
2. The upper and lower cover mold according to claim 1, wherein: the core pulling device is characterized by further comprising an upper cavity and a lower cavity, wherein the lower cavity is positioned in the lower die core, the upper cavity is positioned in the upper die core, the casting hole is communicated with the upper cavity, an injection molding cavity is formed between the upper cavity and the lower cavity, and one end of the core pulling structure is positioned in the injection molding cavity.
3. The upper and lower cover mold according to claim 2, wherein: the core pulling structure comprises a core pulling oil cylinder, limiting strips and pushing blocks, wherein the limiting strips are symmetrically arranged on two sides of the pushing blocks and are embedded in the lower template, and the output end of the core pulling oil cylinder is in driving connection with the pushing blocks.
4. A cover mold according to claim 3, wherein: the core pulling structure further comprises a stroke sliding block and a core pulling pipe body, one end of the stroke sliding block is fixedly connected with the pushing block, the other end of the stroke sliding block is connected with the core pulling pipe body, and the core pulling pipe body is movably connected with the lower die core.
5. The upper and lower cover mold according to claim 4, wherein: the lower die ejector plate is provided with a movable pressing plate structure, a plurality of spring columns and a plurality of ejector pins, the lower ends of the ejector pins are movably connected with the lower die ejector plate, the upper ends of the ejector pins are connected with the lower die core of the lower die plate, the lower ends of the spring columns are movably connected with the lower die ejector plate, the upper ends of the spring columns are connected with the lower die plate, the lower ends of the movable pressing plate structure are fixedly connected with the lower die ejector plate, and the upper ends of the spring columns are movably connected with the lower die core of the lower die plate.
6. The upper and lower cover mold according to claim 5, wherein: the movable pressing plate structure comprises a movable inclined plate, a pressing piece and a mounting seat, wherein the mounting seat is provided with a movable groove, the movable inclined plate is symmetrically arranged on the mounting seat, the movable inclined plate is in a 7-shaped form and comprises a transverse portion and a vertical portion, the vertical portion is inserted into the movable groove and is movably connected with the mounting seat, the lower end portion of the pressing piece is located between the vertical portions and is in contact connection with the vertical portions, the upper end portion of the pressing piece is located on the side edge of the transverse portion, and one side of the core-pulling pipe body is connected with the upper end portion of the pressing piece.
7. The upper and lower cover mold according to claim 6, wherein: the upper end of the support column is fixedly connected with the lower template, the lower end of the support column penetrates through the ejector pin plate of the lower template to be connected with the lower cover plate, and the slotting is positioned at the corner of the lower template.
8. The upper and lower cover mold according to claim 7, wherein: the mold further comprises an upper cooling pipe body and a lower cooling pipe body, wherein the upper cooling pipe body is positioned in the upper mold core, and the lower cooling pipe body is positioned in the lower mold core.
CN202223444941.3U 2022-12-22 2022-12-22 Upper and lower cover mould Active CN219028346U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223444941.3U CN219028346U (en) 2022-12-22 2022-12-22 Upper and lower cover mould

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223444941.3U CN219028346U (en) 2022-12-22 2022-12-22 Upper and lower cover mould

Publications (1)

Publication Number Publication Date
CN219028346U true CN219028346U (en) 2023-05-16

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ID=86285535

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223444941.3U Active CN219028346U (en) 2022-12-22 2022-12-22 Upper and lower cover mould

Country Status (1)

Country Link
CN (1) CN219028346U (en)

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