CN214026832U - Injection molding embedded structure - Google Patents
Injection molding embedded structure Download PDFInfo
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- CN214026832U CN214026832U CN202022875628.XU CN202022875628U CN214026832U CN 214026832 U CN214026832 U CN 214026832U CN 202022875628 U CN202022875628 U CN 202022875628U CN 214026832 U CN214026832 U CN 214026832U
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Abstract
The utility model discloses an injection molding pre-buried structure, including the die cavity, the both sides of die cavity are equipped with respectively and push away the subassembly, push away the subassembly and include push jack, pivot and hold the chamber of push jack, the pivot is fixed in holding the intracavity, the one end of push jack is connected the pivot and can be around the rotation of axes; the push sheet sequentially comprises a first side surface, a second side surface, a third side surface, a fourth side surface and a fifth side surface, a first connecting surface is arranged between the first side surface and the second side surface, a second connecting surface is arranged between the fourth side surface and the fifth side surface, and a third connecting surface is arranged between the first side surface and the fifth side surface; the shape of the accommodating cavity is adapted to the shape of the push sheet, and the push sheet can rotate at a small angle in the accommodating cavity. The utility model provides an injection moulding embedded structure for mould plastics on the surface of slice product, and the finished appearance of moulding plastics is smooth not have absolutely poor, improves the quality of product.
Description
Technical Field
The utility model belongs to the technical field of injection mold, concretely relates to injection moulding embedded structure.
Background
The injection molding process is a process for manufacturing a semi-finished product with a certain shape by pressurizing, injecting, cooling, separating and the like molten raw materials. When a layer of film needs to be injection molded on the surface of a sheet-shaped workpiece, the sheet-shaped workpiece is placed into a mold cavity, the clamping piece is used for clamping the main workpiece on two sides to fix the main workpiece, and the appearance of the injection molded film is inevitably influenced no matter how the clamping piece is clamped, so that the injection molding embedded structure is designed by a person skilled in the art to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problem of providing an injection molding embedded structure which is used for injection molding on the surface of a sheet product, and the appearance of an injection molding finished product is smooth and has no break difference, thereby improving the quality of the product.
In order to solve the technical problem, the utility model discloses a technical scheme be: the injection molding embedded structure comprises a mold cavity, wherein push-away components are respectively arranged on two sides of the mold cavity, each push-away component comprises a push sheet, a rotating shaft and a containing cavity for containing the push sheet, the rotating shaft is fixed in the containing cavity, and one end of the push sheet is connected with the rotating shaft and can rotate around the rotating shaft;
the push sheet sequentially comprises a first side surface, a second side surface, a third side surface, a fourth side surface and a fifth side surface, wherein a first connecting surface is arranged between the first side surface and the second side surface, the cross section of the first connecting surface is a convex first arc, a second connecting surface is arranged between the fourth side surface and the fifth side surface, the cross section of the second connecting surface is a concave second arc, a third connecting surface is arranged between the first side surface and the fifth side surface, and the cross section of the third connecting surface is a convex third arc; the cross section of the second side surface is a convex fourth arc shape, and the cross section of the third side surface is a concave fifth arc shape; the central angle of the first arc is 80-90 degrees, and the radius is 3-5 mm; the central angle of the second arc is 40-50 degrees, and the radius is 25-30 mm; the central angle of the third arc is 10-20 degrees, and the radius is 15-25 mm; the central angle of the fourth arc is 110-130 degrees, and the radius is 1-5 mm; the central angle of the fifth arc is 180-200 degrees, and the radius is 5-10 mm;
the shape of the accommodating cavity is adapted to the shape of the push sheet, and the push sheet can rotate at a small angle in the accommodating cavity.
Further, the small angle is controlled to be 1-10 degrees.
Still further, the small angle is controlled at 5 °.
Further, the central angle of the first arc is 85 degrees, and the radius is 4 mm.
Further, the central angle of the second arc is 44 ° and the radius is 27 mm.
Further, the central angle of the third arc is 15 degrees, and the radius is 21 mm.
Further, the central angle of the fourth arc is 120 degrees, and the radius is 2.5 mm.
Further, the central angle of the fifth arc is 190 degrees, and the radius is 7 mm.
Furthermore, the containing cavity is provided with a gap for manually poking the push sheet.
The utility model has the advantages that:
the utility model discloses be equipped with in the outside of die cavity and push away the subassembly for moulding plastics on the surface of slice product, put the slice product in the die cavity, stir the push jack manually and make its third side be located the die cavity, the liquid of moulding plastics is said from the material and is advanced into the die cavity, and the push jack revolutes the rotation of axis outside under the pressure of the liquid of moulding plastics, flushes until the third side of push jack and the lateral wall of die cavity, uses the utility model discloses a structure moulds plastics on slice product surface, and the finished product outward appearance is smooth not to have the break, improves the quality of product.
Drawings
Fig. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
fig. 3 is a schematic structural view of the push plate of the present invention;
fig. 4 is a schematic structural view of the accommodating chamber of the present invention;
the parts in the drawings are marked as follows:
the material channel 1, the mold cavity 2, the push plate 3, the first side surface 31, the second side surface 32, the third side surface 33, the fourth side surface 34, the fifth side surface 35, the first connecting surface 36, the second connecting surface 37, the third connecting surface 38, the rotating shaft 4, the accommodating cavity 5, the gap 51 and the small angle α.
Detailed Description
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. Modifications and substitutions of the methods, steps or conditions of the present invention are within the scope of the present invention without departing from the spirit and substance of the invention.
Example 1: an injection molding embedded structure is shown in figures 1-4 and comprises a mold cavity 2, wherein push-away components are respectively arranged on two sides of the mold cavity and comprise a push sheet 3, a rotating shaft 4 and a containing cavity 5 for containing the push sheet, the rotating shaft is fixed in the containing cavity, and one end of the push sheet is connected with the rotating shaft and can rotate around the rotating shaft;
the push sheet sequentially comprises a first side surface 31, a second side surface 32, a third side surface 33, a fourth side surface 34 and a fifth side surface 35, wherein a first connecting surface 36 is arranged between the first side surface and the second side surface, the cross section of the first connecting surface is a convex first arc shape, a second connecting surface 37 is arranged between the fourth side surface and the fifth side surface, the cross section of the second connecting surface is a concave second arc shape, a third connecting surface 38 is arranged between the first side surface and the fifth side surface, and the cross section of the third connecting surface is a convex third arc shape; the cross section of the second side surface is a convex fourth arc shape, and the cross section of the third side surface is a concave fifth arc shape; the central angle of the first arc is 80-90 degrees, and the radius is 3-5 mm; the central angle of the second arc is 40-50 degrees, and the radius is 25-30 mm; the central angle of the third arc is 10-20 degrees, and the radius is 15-25 mm; the central angle of the fourth arc is 110-130 degrees, and the radius is 1-5 mm; the central angle of the fifth arc is 180-200 degrees, and the radius is 5-10 mm;
the shape of the accommodating cavity is adapted to the shape of the push sheet, and the push sheet can rotate within a small angle alpha in the accommodating cavity.
The small angle is controlled to be 1-10 degrees.
When the push sheet rotates by 0 degree, the third side surface of the push sheet is flush with the inner wall of the die cavity; when the push sheet rotates at a small angle, the third side surface of the push sheet is positioned in the die cavity to clamp a product in the die cavity.
The small angle is controlled at 5 deg.
The central angle of the first arc is 85 degrees, and the radius is 4 mm.
The central angle of the second arc is 44 degrees, and the radius is 27 mm.
The central angle of the third arc is 15 degrees, and the radius is 21 mm.
The central angle of the fourth arc is 120 degrees, and the radius is 2.5 mm.
The central angle of the fifth arc is 190 degrees, and the radius is 7 mm.
The containing cavity is provided with a gap 51 for manually shifting the push sheet.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be exhaustive. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (9)
1. An injection molding embedded structure is characterized by comprising a mold cavity, wherein push-away components are respectively arranged on two sides of the mold cavity, each push-away component comprises a push sheet, a rotating shaft and an accommodating cavity for accommodating the push sheet, the rotating shaft is fixed in the accommodating cavity, and one end of the push sheet is connected with the rotating shaft and can rotate around the rotating shaft;
the push sheet sequentially comprises a first side surface, a second side surface, a third side surface, a fourth side surface and a fifth side surface, wherein a first connecting surface is arranged between the first side surface and the second side surface, the cross section of the first connecting surface is a convex first arc, a second connecting surface is arranged between the fourth side surface and the fifth side surface, the cross section of the second connecting surface is a concave second arc, a third connecting surface is arranged between the first side surface and the fifth side surface, and the cross section of the third connecting surface is a convex third arc; the cross section of the second side surface is a convex fourth arc shape, and the cross section of the third side surface is a concave fifth arc shape; the central angle of the first arc is 80-90 degrees, and the radius is 3-5 mm; the central angle of the second arc is 40-50 degrees, and the radius is 25-30 mm; the central angle of the third arc is 10-20 degrees, and the radius is 15-25 mm; the central angle of the fourth arc is 110-130 degrees, and the radius is 1-5 mm; the central angle of the fifth arc is 180-200 degrees, and the radius is 5-10 mm;
the shape of the accommodating cavity is adapted to the shape of the push sheet, and the push sheet can rotate at a small angle in the accommodating cavity.
2. The injection molding embedded structure according to claim 1, characterized in that: the small angle is controlled to be 1-10 degrees.
3. The injection molding embedded structure according to claim 2, characterized in that: the small angle is controlled at 5 deg.
4. The injection molding embedded structure according to claim 1, characterized in that: the central angle of the first arc is 85 degrees, and the radius is 4 mm.
5. The injection molding embedded structure according to claim 1, characterized in that: the central angle of the second arc is 44 degrees, and the radius is 27 mm.
6. The injection molding embedded structure according to claim 1, characterized in that: the central angle of the third arc is 15 degrees, and the radius is 21 mm.
7. The injection molding embedded structure according to claim 1, characterized in that: the central angle of the fourth arc is 120 degrees, and the radius is 2.5 mm.
8. The injection molding embedded structure according to claim 1, characterized in that: the central angle of the fifth arc is 190 degrees, and the radius is 7 mm.
9. The injection molding embedded structure according to claim 1, characterized in that: the containing cavity is provided with a gap for manually shifting the push sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022875628.XU CN214026832U (en) | 2020-12-04 | 2020-12-04 | Injection molding embedded structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022875628.XU CN214026832U (en) | 2020-12-04 | 2020-12-04 | Injection molding embedded structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214026832U true CN214026832U (en) | 2021-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022875628.XU Active CN214026832U (en) | 2020-12-04 | 2020-12-04 | Injection molding embedded structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214026832U (en) |
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2020
- 2020-12-04 CN CN202022875628.XU patent/CN214026832U/en active Active
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