CN217944159U - Reverse gate injection mold - Google Patents
Reverse gate injection mold Download PDFInfo
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- CN217944159U CN217944159U CN202221599626.5U CN202221599626U CN217944159U CN 217944159 U CN217944159 U CN 217944159U CN 202221599626 U CN202221599626 U CN 202221599626U CN 217944159 U CN217944159 U CN 217944159U
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Abstract
The utility model discloses a reverse gate injection mold, which comprises a movable mold part and a static mold part, wherein a mold cavity is formed inside the mold after the movable mold part is matched and connected with the static mold part; the static mould part comprises a static mould plate, a static mould seat plate, an inclined guide post, a locking block and a guide sleeve; the movable mould part comprises a movable mould plate, a movable mould base plate, a movable mould insert, a guide connecting piece, an ejection structure, an ejector plate pull rod, an injection molding opening and a guide pillar; one side of the movable mold insert is matched and connected with the static template to form a mold cavity, the other side of the movable mold insert is arranged in the movable template, and the movable mold insert is matched and connected with the ejection structure; the ejection structure is fixedly connected with the movable mould base plate; the movable mould part and the static mould part are in butt joint through the guide pillar and the guide sleeve to ensure the accuracy. The utility model discloses a runner is in movable mould one side, uses the utility model discloses the product surface of production is more pleasing to the eye, has avoided leaving the runner vestige on the product surface. The utility model discloses the slider slides freely after the mould assembly, does not have card to hinder, do not have strong phenomenon.
Description
Technical Field
The utility model belongs to the technical field of injection mold, specifically relate to an anti-injection gate injection mold that beats.
Background
The gate, also called a feed port, refers to a section of the channel from the runner to the mold cavity, which is the smallest and shortest section in the runner system. The sprue is firstly solidified and sealed after the molding is finished, and the functions of preventing feeding backflow and avoiding the shrinkage and depression of the molded product caused by the too fast pressure reduction in the cavity are achieved.
Each injection mold must have a gate through which the molten plastic is injected into the mold cavity, the type and size of the gate playing a very important role in the injection molding process.
The gates in the prior art are in the stationary mold portion of the mold, and therefore, the product produced has gate marks on the stationary mold surface.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to above-mentioned problem, compensate prior art's not enough, provide an anti-injection mold that sprues.
A reverse gating injection mold comprises a movable mold part and a static mold part, wherein a mold cavity is formed in the mold after the movable mold part and the static mold part are connected in a matched mode;
the static mould part comprises a static mould plate, a static mould seat plate, an inclined guide post, a locking block and a guide sleeve; the fixed die plate is fixedly connected with the fixed die plate, the locking block is fixed on the fixed die plate, one end of the inclined guide post is fixedly connected with the fixed die plate, the other end of the inclined guide post is matched with the locking block to achieve the purpose of positioning the movable die part, guide post grooves are formed in four corners of the fixed die plate, guide sleeves are placed in the guide post grooves and are matched with guide posts of the movable die part;
the movable mold part comprises a movable mold plate, a movable mold base plate, a movable mold insert, a guide connecting piece, an ejection structure, an ejector plate pull rod, an injection molding opening and a guide pillar;
the movable mold insert is fixedly connected with the movable mold plate;
one side of the movable mold insert is connected with the static template in a matched manner to form a mold cavity, and the other side of the movable mold insert is connected with the ejection structure in a matched manner; the ejection structure is fixedly connected with the movable mould base plate;
the guide connecting piece comprises a sliding block, a sliding guide block, a push block and a pressing strip; a guide connecting piece is arranged between the movable mould part and the static mould part, two ends of the slide block are matched with the inclined guide posts, the lower surface of the slide block is matched with the sliding guide block, the push block is fixedly arranged on the movable mould plate and connected with the ejector rod, and the pressing strip is fixedly arranged on the movable mould insert and movably connected with the sliding guide block;
the ejection structure consists of an ejector rod bottom plate, an ejector rod panel and an ejector rod, the ejector rod bottom plate is fixedly connected with the ejector rod panel, the ejector rod is arranged between the ejector rod panel and the static template, and the static template base plate is movably connected with the movable template base plate through an ejector pin plate pull rod;
the injection molding port comprises a positioning ring and a sprue bush, a placing groove for installing the positioning ring is formed in the movable mold base plate, the sprue bush is arranged in the movable mold base plate and the movable mold plate in a penetrating mode, one end of the sprue bush is communicated with the mold cavity, and the other end of the sprue bush is communicated with the placing groove for installing the positioning ring.
The movable mould part and the static mould part are in butt joint through the guide pillar and the guide sleeve to ensure the precision.
Preferably, the static mould seat plate and the static mould plate are fixedly connected by using hexagon socket head cap screws.
Preferably, the locking block is fixedly connected to the static template through a socket head cap screw.
Preferably, the movable mold insert is fixedly connected with the movable mold plate through a hexagon socket head cap screw.
Preferably, the mould also comprises a mould foot, and the mould foot is fixedly connected with the movable mould base plate and the movable mould plate through an inner hexagonal screw.
Preferably, the push block is connected with the ejector rod through a socket head cap screw.
Preferably, the number of the sliding blocks is two.
The utility model discloses an oblique guide pillar is 15 jiaos with the die sinking direction.
The utility model discloses beneficial effect:
the utility model discloses the runner of mould is in movable mould part one side, uses the utility model discloses the product surface of production is more pleasing to the eye, has avoided the runner vestige on product surface. The utility model discloses the slider slides freely after the mould assembly, does not have card to hinder, do not have strong phenomenon.
Drawings
Fig. 1 is one of the structural schematic diagrams of the reverse gating injection mold of the present invention.
Fig. 2 is a second schematic structural view of a reverse gate injection mold according to the present invention.
Fig. 3 is a third schematic structural view of an inverse gate injection mold of the present invention.
Fig. 4 is a schematic structural diagram of the movable mold part of the present invention.
Fig. 5 is a schematic structural view of the stationary mold part of the present invention.
Fig. 6 is one of the schematic views of the product.
Figure 7 is a second schematic of the product.
Fig. 8 is a third schematic diagram of the product.
The labels in the figure are: the device comprises a static die base plate 1, a static die plate 2, a movable die plate 3, a die pin 4, an ejector pin panel 5, an ejector pin base plate 6, a movable die base plate 7, a sliding block 8, an inclined guide pillar 9, a locking block 10, a pressing bar 11, a push block 12, an ejector rod 13, an ejector pin plate pull rod 14, a guide pillar 15, a guide sleeve 16, a sprue bush 17, a positioning ring 18, a sliding guide block 19, a movable die insert 20 and a product 21.
Detailed Description
In order to make the technical problem, technical scheme and beneficial effect that the utility model solved more clearly understand, it is right to combine the attached drawing and detailed description mode below the utility model discloses further detailed description. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only.
Referring to fig. 1 to 5, a reverse gate injection mold comprises a movable mold part and a stationary mold part, wherein a mold cavity is formed in the movable mold part and the stationary mold part after the movable mold part and the stationary mold part are connected in a matching manner;
the static mould part comprises a static mould plate 2, a static mould seat plate 1, an inclined guide post 9, a locking block 10 and a guide sleeve 16; the fixed die plate 2 is fixedly connected with the fixed die base plate 1, the locking block 10 is fixed on the fixed die plate 2, one end of the inclined guide post 9 is fixedly connected with the fixed die plate 2, the other end of the inclined guide post 9 is matched with the locking block 10 to achieve the purpose of positioning the movable die part, guide post grooves are formed in four corners of the fixed die plate 2, guide sleeves 16 are placed in the guide post grooves, and the guide sleeves 16 are matched with guide posts 15 of the movable die part;
the movable mould part comprises a movable mould plate 3, a movable mould base plate 7, a movable mould insert 20, a guide connecting piece, an ejection structure, an ejector plate pull rod 14, an injection molding opening and a guide post 15;
the movable mold insert 20 is fixedly connected with the movable mold plate 3;
one surface of the movable mold insert 20 is matched and connected with the static template 2 to form a mold cavity, and the other surface of the movable mold insert 20 is matched and connected with the ejection structure; the ejection structure is fixedly connected with the movable mould seat plate 7;
the guide connecting piece comprises a sliding block 8, a sliding guide block 19, a push block 12 and a pressing strip 11; a guide connecting piece is arranged between the movable mould part and the static mould part, two ends of a slide block 8 are matched with an inclined guide post 9, the lower surface of the slide block 8 is matched with a sliding guide block 19, a push block 12 is fixedly arranged on the movable mould plate 3 and connected with an ejector rod 13, and a pressing strip 11 is fixedly arranged on a movable mould insert 20 and movably connected with the sliding guide block 19;
the ejection structure comprises an ejector pin bottom plate 6, an ejector pin panel 5 and an ejector rod 13, the ejector pin bottom plate 6 is fixedly connected with the ejector pin panel 5, the ejector rod 13 is arranged between the ejector pin panel 5 and the static template 2, and the static template base plate 1 is movably connected with the movable template base plate 7 through an ejector pin plate pull rod 14;
the injection molding port comprises a positioning ring 18 and a sprue bush 17, a placing groove for mounting the positioning ring 18 is formed in the movable mold base plate 7, the sprue bush 17 penetrates through the movable mold base plate 7 and the movable mold plate 3, one end of the sprue bush 17 is communicated with the mold cavity, and the other end of the sprue bush 17 is communicated with the placing groove for mounting the positioning ring 18.
The movable mould part and the static mould part are paired together through the guide pillar 15 and the guide sleeve 16 to ensure the accuracy.
Preferably, the static mold base plate 1 and the static mold plate 2 are fixedly connected by using hexagon socket head cap screws.
Preferably, the locking block 10 is fixedly connected to the static template 2 through a socket head cap screw.
Preferably, the movable mold insert 20 is fixedly connected with the movable mold plate 3 through a hexagon socket head cap screw.
Preferably, the die further comprises a die leg 4, and the die leg 4 is fixedly connected with the moving die base plate 7 and the moving die plate 3 through an inner hexagon screw.
Preferably, the push block 12 is connected with the push rod 13 through a socket head cap screw.
The assembly process of the static mould part is as follows: installing four inclined guide posts 9 at four corners of a static template 2, fixing a locking block 10 on the static template 2 through inner hexagon screws, installing a guide sleeve 16 in the static template 2, and finally fixing a static template base plate 1 and the static template 2 through the inner hexagon screws to form a static template part;
the assembly process of the movable mould part is as follows: the movable mold insert 20 is arranged in the movable mold plate 3, then fixed by the hexagon socket head cap screws, arranged in the guide post 15, arranged in the movable mold plate 3 with the pressing bar 11 and the sliding guide block 19, fixed by the hexagon socket head cap screws, and then arranged in the slide block 8. The ejector rod 13 is arranged on the ejector pin panel 5 and is connected with the ejector pin bottom plate 6 by an inner hexagon screw to form an ejection structure. The movable mould part is formed by connecting a movable mould plate 3 with an ejection structure, connecting mould feet 4 with a movable mould base plate 7 and the movable mould plate 3 through inner hexagon screws, arranging a push block 12 into the movable mould plate 3, connecting the push block with an ejector rod 13 through the inner hexagon screws, arranging a sprue bush 17 into the movable mould plate 3, and finally fixing a positioning ring 18 and the movable mould base plate 7 through screws.
The movable mould part and the static mould part are respectively combined together through a guide post 15 and a guide sleeve 16, and finally the ejector plate pull rod 14 is fixed by an inner hexagon screw.
Use the utility model discloses the production process of mould is as follows:
will the utility model discloses die holding is on the injection molding machine, connects the temperature control system of runner cover 17, and the injection molding machine passes through runner cover 17 with fused raw materials and pours into the mould die cavity into, and the material in the mould die cavity is through the cooling shaping after a period, opens the injection molding machine, and will quiet mould part and movable mould part separately, thereby 14 motions of thimble board pull rod drive ejecting structure motion, ejecting product 21 in the movable mould part. And (5) taking out the product 21, and closing the injection molding machine to complete one production cycle. As shown in fig. 6, 7 and 8, the product 21 is produced by the mold of the present invention.
The utility model discloses slider 8 slides freely after the mould assembly, does not have the card to hinder, do not have strong phenomenon. The surface of the product 21 has no gate mark.
It should be understood that the above detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can still be modified or equivalently replaced to achieve the same technical effects; as long as the use requirement is satisfied, the utility model is within the protection scope.
Claims (7)
1. The utility model provides a reverse gate injection mold which characterized in that: the die comprises a movable die part and a static die part, wherein a die cavity is formed in the die after the movable die part and the static die part are connected in a matched manner;
the static mould part comprises a static mould plate, a static mould seat plate, an inclined guide post, a locking block and a guide sleeve; the static template is fixedly connected with the static template base plate, the locking block is fixed on the static template, one end of the inclined guide pillar is fixedly connected with the static template, the other end of the inclined guide pillar is matched and connected with the locking block, guide pillar grooves are formed in four corners of the static template, guide sleeves are placed in the guide pillar grooves and matched with the guide pillars;
the movable mould part comprises a movable mould plate, a movable mould base plate, a movable mould insert, a guide connecting piece, an ejection structure, an ejector plate pull rod, an injection molding opening and a guide pillar;
the movable mold insert is fixedly connected with the movable mold plate;
one surface of the movable mold insert is matched and connected with the static template to form a mold cavity, and the other surface of the movable mold insert is matched and connected with the ejection structure; the ejection structure is fixedly connected with the movable mould base plate;
the guide connecting piece comprises a sliding block, a sliding guide block, a push block and a pressing strip; a guide connecting piece is arranged between the movable mould part and the static mould part, two ends of the slide block are matched with the inclined guide posts, the lower surface of the slide block is matched with the sliding guide block, the push block is fixedly arranged on the movable mould plate and connected with the ejector rod, and the pressing strip is fixedly arranged on the movable mould insert and movably connected with the sliding guide block;
the ejection structure consists of an ejector rod bottom plate, an ejector rod panel and an ejector rod, the ejector rod bottom plate is fixedly connected with the ejector rod panel, the ejector rod is arranged between the ejector rod panel and the static template, and the static template base plate is movably connected with the movable template base plate through an ejector pin plate pull rod;
the injection molding port comprises a positioning ring and a sprue bush, a placing groove for installing the positioning ring is formed in the movable mold base plate, the sprue bush is arranged in the movable mold base plate and the movable mold plate in a penetrating mode, one end of the sprue bush is communicated with the mold cavity, and the other end of the sprue bush is communicated with the placing groove for installing the positioning ring.
2. The inverted degating injection mold of claim 1, wherein: and the static mould seat plate is fixedly connected with the static mould plate through hexagon socket head cap screws.
3. The inverted degating injection mold of claim 1, wherein: the locking block is fixedly connected to the static template through an inner hexagon screw.
4. The inverted degating injection mold of claim 1, wherein: the movable mold insert is fixedly connected with the movable mold plate through an inner hexagon screw.
5. The inverted degating injection mold of claim 1, wherein: the die further comprises die feet which are fixedly connected with the moving die base plate and the moving die plate through inner hexagon screws.
6. The inverted degating injection mold of claim 1, wherein: the push block is connected with the ejector rod through an inner hexagon screw.
7. The inverted degating injection mold of claim 1, wherein: the number of the sliding blocks is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221599626.5U CN217944159U (en) | 2022-06-23 | 2022-06-23 | Reverse gate injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221599626.5U CN217944159U (en) | 2022-06-23 | 2022-06-23 | Reverse gate injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217944159U true CN217944159U (en) | 2022-12-02 |
Family
ID=84218282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221599626.5U Active CN217944159U (en) | 2022-06-23 | 2022-06-23 | Reverse gate injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217944159U (en) |
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2022
- 2022-06-23 CN CN202221599626.5U patent/CN217944159U/en active Active
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