CN220297719U - Arc core-pulling structure of sliding block rack - Google Patents
Arc core-pulling structure of sliding block rack Download PDFInfo
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- CN220297719U CN220297719U CN202320872052.2U CN202320872052U CN220297719U CN 220297719 U CN220297719 U CN 220297719U CN 202320872052 U CN202320872052 U CN 202320872052U CN 220297719 U CN220297719 U CN 220297719U
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- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 4
- 239000003292 glue Substances 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides an arc core-pulling structure of a sliding block rack, which comprises a mold body, wherein a mold core and a mold cavity are arranged in the mold body, a core-pulling assembly is arranged in the mold core, the core-pulling assembly is arranged in the mold core in a sliding manner, a core-pulling matching member is arranged on one side of the core-pulling assembly, the core-pulling matching member is in meshed connection with the core-pulling assembly, the right end of the core-pulling matching member is fixedly connected with the sliding block assembly, the core-pulling assembly comprises a driven block and a guide block, the driven block is fixedly connected with the guide block, the driven block is in meshed connection with the core-pulling assembly, a driven block placing hole is arranged in the mold core, a guide groove is arranged at the lower part of the inner wall of the driven block placing hole, and the driven block is arranged in the guide groove in a sliding manner. According to the utility model, the core-pulling assembly and the core-pulling matching piece are meshed, so that the arc-shaped movement of the core-pulling assembly is realized, the problem that when the side hole is an arc hole, the product cannot be effectively demoulded is solved, and the automatic product demoulding is realized with lower production cost.
Description
Technical Field
The utility model relates to the technical field of dies, in particular to a circular arc core-pulling structure of a sliding block rack.
Background
Injection molding is also called injection molding, and is a molding method for injection and molding of the circular arc core-pulling structure of the sliding block rack. The injection molding method has the advantages of high production speed, high efficiency, automation in operation, multiple patterns, various shapes, large size, accurate product size, easy updating of the product, and capability of forming parts with complex shapes, and is suitable for the field of mass production, products with complex shapes and other molding processing.
The structure of the injection mold is divided into two-plate mold, three-plate mold, side drawing, oblique top and the like, wherein the side drawing structure is a structure which is adopted when the side wall of a product is provided with a side hole and the like, so that the product cannot be automatically demolded, but when the side hole for demolding is a shorter arc hole, the side drawing structure cannot realize effective falling off, and the problem that the demolding cost is high is caused by adopting an oil cylinder and other demolding structures is solved.
Disclosure of Invention
The utility model provides an arc core-pulling structure of a sliding block rack, which comprises a mold body, wherein a core and a cavity are arranged in the mold body, a core-pulling assembly is arranged in the core, the core-pulling assembly is arranged in the core in a sliding manner, a core-pulling matching piece is arranged on one side of the core-pulling assembly, the core-pulling matching piece is in meshed connection with the core-pulling assembly, the right end of the core-pulling matching piece is fixedly connected with the sliding block assembly, and the sliding block assembly is arranged in the mold in a sliding manner;
the core pulling assembly comprises a driven block and a guide block, wherein the driven block is fixedly connected with the guide block, and the driven block is in meshed connection with the core pulling assembly;
the mold core is internally provided with a driven block placing hole, the lower part of the inner wall of the driven block placing hole is provided with a guide groove, the driven block is arranged in the driven block placing hole in a sliding mode, and the guide block is arranged in the guide groove in a sliding mode.
Preferably, the driven block comprises a first main body, four side walls of the first main body are respectively a first inner arc-shaped guide surface, an outer arc-shaped surface, a rubber position surface and a first vertical surface, a group of first meshing teeth are arranged on the outer arc-shaped surface, and a connecting block is arranged on the lower end surface of the first main body.
Preferably, the guide block comprises a sector block, a connecting groove is formed in the upper end of the sector block, and the connecting groove is connected with the connecting block in a matched mode.
Preferably, the driven block placing hole is a sector hole, the radian of the first inner arc-shaped guide surface is consistent with that of the inner arc of the sector hole, and the two surfaces are attached.
Preferably, the guide groove is a sector groove, the inner arc surface and the outer arc surface of the sector groove are attached to the inner arc surface and the outer arc surface of the sector block, and the radian is consistent.
Preferably, the loose core matching piece comprises a fixed block, the fixed block is connected with the sliding block assembly, a drawing bar is arranged on the right side of the fixed block, and a group of second meshing teeth are arranged on the rear side of the drawing bar.
The utility model has the beneficial effects that: according to the utility model, the core-pulling assembly and the core-pulling matching piece are meshed, so that the arc-shaped movement of the core-pulling assembly is realized, the problem that when the side hole is a shorter arc hole, the product cannot be effectively demoulded is solved, and the problem of product demould is realized with lower production cost.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Wherein:
FIG. 1 is a schematic view of the mounting structure of the present utility model;
FIG. 2 is a schematic view of a connection structure of a core and a core-pulling assembly according to the present utility model;
FIG. 3 is a bottom view of the insert of the present utility model;
FIG. 4 is a perspective view of a core back assembly according to the present utility model;
FIG. 5 is a top view of a driven block of the present utility model;
FIG. 6 is a top view of a guide block of the present utility model;
fig. 7 is a perspective view of a loose-core mating element according to the present utility model.
Icon: 1-a core; 2-a core pulling assembly; 3-loose core matching piece; 4-a slider assembly; 1.1-a driven block placement hole; 1.2-guiding grooves; 2.1-a driven block; 2.2-guide blocks; 4.1-fixing blocks; 4.2-drawing the brace; 4.3-second meshing teeth; 2.11-a first body; 2.12-a first inner arcuate guide surface; 2.13-outer arc surface; 2.14-a first vertical plane; 2.15-glue level; 2.16-first meshing teeth; 2.17-connecting blocks; 2.21-sector blocks; 2.22-connection grooves.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the utility model, are within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in the present utility model will be understood in detail by those skilled in the art.
As shown in fig. 1 to 7, an arc core-pulling structure of a sliding block rack comprises a mold body, a core 1 and a cavity are arranged in the mold body, a core-pulling assembly 2 is arranged in the core 1, the core-pulling assembly 2 is slidably arranged in the core 1, a core-pulling matching member 3 is arranged on one side of the core-pulling assembly 2, the core-pulling matching member 3 is in meshed connection with the core-pulling assembly 2, the right end of the core-pulling matching member 3 is fixedly connected with a sliding block assembly 4, the sliding block assembly 4 is slidably arranged in the mold, the core-pulling assembly 2 comprises a driven block 2.1 and a guide block 2.2, the driven block 2.1 is fixedly connected with the guide block 2.2 through bolts, and the driven block 2.1 is in meshed connection with the core-pulling assembly 3.
Be equipped with driven piece in the core 1 and place hole 1.1, the lower part of hole 1.1 inner wall is placed to driven piece is equipped with guide groove 1.2, driven piece 2.1 slides and sets up in the hole 1.1 is placed to driven piece, guide piece 1.2 slides and sets up in guide groove 1.2, so after the mould equipment is accomplished, can realize the upper and lower location to loose core assembly for it can only slide in hole 1.1 and guide groove 1.2 is placed to driven piece.
Referring to fig. 1, fig. 4, fig. 5 and fig. 6, the driven block 2.1 includes a first main body 2.11, four side walls of the first main body 2.11 are respectively a first inner arc-shaped guiding surface 2.12, an outer arc-shaped surface 2.13, a glue position surface 2.15 and a first vertical surface 2.14, wherein the glue position surface 2.15 is matched with a mold core for product forming, a group of first meshing teeth 2.16 are arranged on the outer arc-shaped surface 2.13, a connecting block 2.17 is arranged on the lower end face of the first main body 2.11, the guiding block 2.2 includes a sector block 2.21, a connecting groove 2.22 is arranged at the upper end of the sector block 2.21, and the connecting groove 2.22 is matched and connected with the connecting block 2.17, so that the assembly precision of the driven block 2.1 and the guiding block 2.2 can be ensured.
Referring to fig. 2 and 3, the hole 1.1 is a fan-shaped hole, the first inner arc guiding surface 2.12 is consistent with the inner arc surface of the fan-shaped hole, and the two surfaces are attached, the guiding groove 1.2 is a fan-shaped groove, the inner arc surface and the outer arc surface of the fan-shaped groove are attached to the inner arc surface and the outer arc surface of the fan-shaped block 2.21, and the radian is consistent, in the use process, the fan-shaped block 2.21 and the guiding groove 1.2 play a guiding role, the first inner arc guiding surface 2.12 plays a guiding role with the inner arc surface of the fan-shaped hole, and the normal operation of the core pulling assembly 2 is ensured through multiple guiding positioning.
Referring to fig. 1 and 7, the core pulling matching member 4 includes a fixed block 4.1, the fixed block 4.1 is connected with the slider assembly 3, a pull rod 4.2 is disposed on the right side of the fixed block 4.1, a set of second engaging teeth 4.3 is disposed on the rear side of the pull rod 4.2, and the second engaging teeth 4.3 are in engaged connection with the first engaging teeth 2.16. Through the slider structure of mould in the use for the mating member 3 of loosing core can carry out linear motion, through the meshing of mating member 3 and loose core subassembly 2 of loosing core, make loose core subassembly 2 at the inside arc motion of die cavity, thereby realize the drawing of patterns to the arc hole product.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (6)
1. The utility model provides a circular arc structure of loosing core of slider rack, includes the mould body, this internal core and the die cavity of being equipped with of mould, its characterized in that: the core is internally provided with a core pulling assembly, the core pulling assembly is arranged in the core in a sliding manner, one side of the core pulling assembly is provided with a core pulling matching piece, the core pulling matching piece is in meshed connection with the core pulling assembly, the right end of the core pulling matching piece is fixedly connected with a sliding block assembly, and the sliding block assembly is arranged in the die in a sliding manner;
the core pulling assembly comprises a driven block and a guide block, wherein the driven block is fixedly connected with the guide block, and the driven block is in meshed connection with the core pulling assembly;
the mold core is internally provided with a driven block placing hole, the lower part of the inner wall of the driven block placing hole is provided with a guide groove, the driven block is arranged in the driven block placing hole in a sliding mode, and the guide block is arranged in the guide groove in a sliding mode.
2. The circular arc core pulling structure of a sliding block rack according to claim 1, wherein: the driven block comprises a first main body, four side walls of the first main body are respectively a first inner arc-shaped guide surface, an outer arc-shaped surface, a rubber position surface and a first vertical surface, a group of first meshing teeth are arranged on the outer arc-shaped surface, and a connecting block is arranged on the lower end face of the first main body.
3. The circular arc core pulling structure of a sliding block rack according to claim 2, wherein: the guide block comprises a sector block, a connecting groove is formed in the upper end of the sector block, and the connecting groove is connected with the connecting block in a matched mode.
4. The circular arc core pulling structure of a sliding block rack according to claim 2, wherein: the driven block placing hole is a sector hole, the radian of the first inner arc-shaped guide surface is consistent with that of the inner arc of the sector hole, and the two surfaces are attached.
5. The circular arc core pulling structure of a sliding block rack according to claim 3, wherein: the guide groove is a sector groove, the inner arc surface and the outer arc surface of the sector groove are attached to the inner arc surface and the outer arc surface of the sector block, and the radian is consistent.
6. The circular arc core pulling structure of a sliding block rack according to claim 1, wherein: the core-pulling matching piece comprises a fixed block, the fixed block is connected with the sliding block assembly, a drawing bar is arranged on the right side of the fixed block, and a group of second meshing teeth are arranged on the rear side of the drawing bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320872052.2U CN220297719U (en) | 2023-04-18 | 2023-04-18 | Arc core-pulling structure of sliding block rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320872052.2U CN220297719U (en) | 2023-04-18 | 2023-04-18 | Arc core-pulling structure of sliding block rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220297719U true CN220297719U (en) | 2024-01-05 |
Family
ID=89344712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320872052.2U Active CN220297719U (en) | 2023-04-18 | 2023-04-18 | Arc core-pulling structure of sliding block rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220297719U (en) |
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2023
- 2023-04-18 CN CN202320872052.2U patent/CN220297719U/en active Active
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