CN212097238U - Double-color injection mold capable of reducing glue inlet point - Google Patents
Double-color injection mold capable of reducing glue inlet point Download PDFInfo
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- CN212097238U CN212097238U CN201922223652.2U CN201922223652U CN212097238U CN 212097238 U CN212097238 U CN 212097238U CN 201922223652 U CN201922223652 U CN 201922223652U CN 212097238 U CN212097238 U CN 212097238U
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Abstract
The utility model provides a reduce double-colored injection mold who advances gluey point, relates to the mould field, includes: a color front mold; a two-color front mold; the two rear dies are arranged, and the one-color front die and the two-color front die respectively correspond to one rear die; the one-color front mold comprises a one-color mold base, a hole forming template and a one-color forming template, wherein a one-color sprue is formed in the one-color mold base, the hole forming template is fixedly installed between the one-color mold base and the one-color forming template, a needle valve type hot runner is arranged between the hole forming template and the one-color forming template, the needle valve type hot runner is communicated with the one-color sprue, the two-color front mold comprises a two-color mold base, a fixed template and a two-color forming template, a two-color sprue is arranged on the two-color mold base, the fixed template is fixedly installed between the two-color mold base and the two-color forming template, a sharp-point type hot runner is arranged between.
Description
Technical Field
The utility model relates to a mold field, concretely relates to reduce double-colored injection mold who advances gluey point.
Background
Double-color injection molding is also called double-color mold injection molding, and refers to a molding process in which two different materials are injected into the same mold, so that an injection molded part is formed by the two materials. Some two materials are different in color and some are different in hardness, and can be molded by two injection molding machines or a double-color injection molding machine to obtain products with various mixed color patterns and products with obvious color separation.
LED lamp shade adopts two kinds of materials of PC and ABS to make in the refrigerator, and the product appearance face is the transparent surface, adopts double-colored injection molding in-process, and there is into gluey point easily between two kinds of material contacts, and then influences product quality.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome that two look contact surfaces can produce into gluey point in the double-shot injection mold injection process, and the purpose provides a double-shot injection mold who reduces into gluey point.
The utility model discloses the technical problem that will solve adopts following technical scheme to realize:
the utility model provides a reduce double-shot injection mold who advances gluey point, includes:
a color front mold;
a two-color front mold;
the two rear dies are arranged, and the one-color front die and the two-color front die respectively correspond to one rear die;
the two-color front mold comprises a two-color mold base, a fixed mold plate and a two-color forming mold plate, wherein the two-color front mold is fixedly arranged between the two-color mold base and the two-color forming mold plate, a needle valve type hot runner is arranged between the two-color mold plate and the two-color forming mold plate and is communicated with the one-color sprue, the two-color front mold comprises a two-color mold base, a fixed mold plate and a two-color forming mold plate, the two-color mold base is provided with a two-color sprue, the fixed mold plate is fixedly arranged between the two-color mold base and the two-color forming mold plate, a sharp point type hot runner is arranged between the fixed mold plate and the two.
Further, be provided with material returning groove on the one color shaping template, install the bullet piece in the material returning groove, install extrusion spring between bullet piece and material returning groove inboard, the bullet piece is located the die cavity.
Further, an ejector pin plate is arranged between the two-color forming template and the fixed template, an ejector pin is installed on the ejector pin plate, an oil cylinder is fixed on the side portion of the two-color die holder, and the output end of the oil cylinder is connected with the ejector pin plate.
Furthermore, a supporting cylinder is arranged between the two-color forming template and the two-color die holder, and the sharp-point hot runner penetrates through the supporting cylinder.
Furthermore, the one-color front mold is parallel to the two-color front mold, and the two rear molds are the same.
The utility model has the advantages that:
the utility model discloses simple structure advances gluey mode through adopting the needle valve hot runner in one color front mould, adopts sharp point formula hot runner mode to advance gluey in the two-color front mould, and the needle valve hot runner cuts off one color glue solution when advancing gluey one color, effectively reduces two colors and moulds plastics advancing gluey some production of in-process.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a schematic diagram of a one-color front mold and a two-color front mold of the present invention;
fig. 3 is a cross-sectional view of a one-color front mold of the present invention;
FIG. 4 is a cross-sectional view of a two-color front mold of the present invention;
fig. 5 is an enlarged view of a portion a in fig. 3 according to the present invention;
FIG. 6 is a view showing the structure of the installation of the elastic blocks of the present invention;
in the figure: 1. a color front mold; 2. a two-color front mold; 3. a rear mold; 12. a color mold base; 13. opening a hole template; 14. a color forming template; 15. a color gate; 16. a needle valve type hot runner; 21. a two-color die holder; 22. fixing the template; 23. a two-color forming template; 24. a dichroic gate; 25. a cusp hot runner; 31. A material returning groove; 32. a spring block; 33. a compression spring; 41. an ejector plate; 42. a thimble; 43. an oil cylinder; 51. A support cylinder; 201. a cylinder liner; 202. a plug valve; 203. the valve needle.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Example 1
As shown in fig. 1, 2, 3, 4; the utility model provides a reduce double-shot injection mold who advances gluey point, includes:
a color front mold 1;
a two-color front mold 2;
the two rear dies 3 are arranged, and the one-color front die 1 and the two-color front die 2 respectively correspond to one rear die 3;
the one-color front mold 1 comprises a one-color mold base 12, an opening template 13 and a one-color forming template 14, wherein a one-color sprue 15 is formed in the one-color mold base 12, the opening template 13 is fixedly installed between the one-color mold base 12 and the one-color forming template 14, a needle valve type hot runner 16 is arranged between the opening template 13 and the one-color forming template 14, the needle valve type hot runner 16 is communicated with the one-color sprue 15, the two-color front mold 2 comprises a two-color mold base 21, a fixed template 22 and a two-color forming template 23, a two-color sprue 24 is arranged on the two-color mold base 21, the fixed template 22 is fixedly installed between the two-color mold base 21 and the two-color forming template 23, a sharp point type.
The utility model provides a reduce double-colored injection mold who advances gluey point, theory of operation:
needle valve formula hot runner 16 is through setting up cylinder sleeve 201 on trompil template 13, connect the gas pocket on the cylinder sleeve 201, cylinder sleeve 201 internally mounted cock 202, install needle 203 on the cock 202, set up the runner between trompil template 13 and one side shaping template 14, needle 203 inserts to the runner in, utilize the gas of control valve control business turn over cylinder sleeve 201, and then promote cock 202 and move in cylinder sleeve 201, promote needle 203 and remove in the runner, realize the switching to the injecting glue point, accurate switching injecting glue point can reduce the advancing glue point seal of one color injection in-process production and seal a mark of a government organization in old china, carry out the dichromatic injecting glue, realize the product molding.
Example 2
As shown in fig. 2, 3, 4, 5, 6; the utility model provides a reduce double-shot injection mold who advances gluey point, includes:
a color front mold 1;
a two-color front mold 2;
the two rear dies 3 are arranged, and the one-color front die 1 and the two-color front die 2 respectively correspond to one rear die 3;
the one-color front mold 1 comprises a one-color mold base 12, an opening template 13 and a one-color forming template 14, wherein a one-color sprue 15 is formed in the one-color mold base 12, the opening template 13 is fixedly installed between the one-color mold base 12 and the one-color forming template 14, a needle valve type hot runner 16 is arranged between the opening template 13 and the one-color forming template 14, the needle valve type hot runner 16 is communicated with the one-color sprue 15, the two-color front mold 2 comprises a two-color mold base 21, a fixed template 22 and a two-color forming template 23, a two-color sprue 24 is arranged on the two-color mold base 21, the fixed template 22 is fixedly installed between the two-color mold base 21 and the two-color forming template 23, a sharp point type.
The utility model provides a reduce double-colored injection mold who advances gluey point, theory of operation:
needle valve formula hot runner 16 is through setting up cylinder sleeve 201 on trompil template 13, connect the gas pocket on the cylinder sleeve 201, cylinder sleeve 201 internally mounted cock 202, install needle 203 on the cock 202, set up the runner between trompil template 13 and one side shaping template 14, needle 203 inserts to the runner in, utilize the gas of control valve control business turn over cylinder sleeve 201, and then promote cock 202 and move in cylinder sleeve 201, promote needle 203 and remove in the runner, realize the switching to the injecting glue point, accurate switching injecting glue point can reduce the advancing glue point seal of one color injection in-process production and seal a mark of a government organization in old china, carry out the dichromatic injecting glue, realize the product molding.
The color forming template 14 is provided with a material returning groove 31, an elastic block 32 is arranged in the material returning groove 31, an extrusion spring 33 is arranged between the elastic block 32 and the inner side of the material returning groove 31, and the elastic block 32 is positioned in the forming cavity.
An ejector plate 41 is arranged between the two-color forming template 23 and the fixed template 22, an ejector pin 42 is installed on the ejector plate 41, an oil cylinder 43 is fixed on the side part of the two-color die holder 21, and the output end of the oil cylinder 43 is connected with the ejector plate 41.
When producing LED lamp shade in the refrigerator, the PC material of moulding plastics of one color, the PC material product is stayed the back mould under the effect of the bullet piece on the front mould of one color, and simultaneously, the back mould is rotatory 180 degrees along with the injection molding machine, and the compound die, through the two-color front mould ABS material of moulding plastics, after accomplishing of moulding plastics, the die sinking, because product buckle effect makes the product stay the front mould, rethread hydro-cylinder drives the ejector plate ejecting product.
A supporting cylinder 51 is arranged between the two-color forming template 23 and the two-color die holder 21, and the sharp-point hot runner 25 passes through the supporting cylinder 51.
The front mold 1 is parallel to the front mold 2, and the rear molds are the same.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a reduce two-color injection mold who advances gluey point which characterized in that includes:
a color front mold (1);
a dichroic front mold (2);
the two rear molds (3) are arranged, and the one-color front mold (1) and the two-color front mold (2) respectively correspond to one rear mold (3);
the one-color front mold (1) comprises a one-color mold base (12), a hole forming template (13) and a one-color forming template (14), a one-color sprue (15) is formed in the one-color mold base (12), the hole forming template (13) is fixedly installed between the one-color mold base (12) and the one-color forming template (14), a needle valve type hot runner (16) is arranged between the hole forming template (13) and the one-color forming template (14), the needle valve type hot runner (16) is communicated with the one-color sprue (15), the two-color front mold (2) comprises a two-color mold base (21), a fixed template (22) and a two-color forming template (23), a two-color sprue (24) is arranged on the two-color mold base (21), the fixed template (22) is fixedly installed between the two-color mold base (21) and the two-color forming template (23), and a sharp point type hot runner, the cusp hot runner (25) is in communication with a dichroic gate (24).
2. The double-color injection mold capable of reducing the glue inlet point according to claim 1, wherein a material returning groove (31) is formed in the one-color forming template (14), an elastic block (32) is installed in the material returning groove (31), an extrusion spring (33) is installed between the elastic block (32) and the inner side of the material returning groove (31), and the elastic block (32) is located in the forming cavity.
3. The double-color injection mold capable of reducing the glue inlet point according to claim 1, wherein an ejector plate (41) is arranged between the two-color forming mold plate (23) and the fixed mold plate (22), an ejector pin (42) is mounted on the ejector plate (41), an oil cylinder (43) is fixed on the side portion of the two-color mold base (21), and the output end of the oil cylinder (43) is connected with the ejector plate (41).
4. The double-color injection mold with the lowered glue inlet point as recited in claim 1, characterized in that a support cylinder (51) is arranged between the two-color forming template (23) and the two-color mold base (21), and the sharp-point hot runner (25) is penetrated through the support cylinder (51).
5. The double-color injection mold with reduced glue injection point according to claim 1, characterized in that the one-color front mold (1) is parallel to the two-color front mold (2), and the two back molds are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922223652.2U CN212097238U (en) | 2019-12-12 | 2019-12-12 | Double-color injection mold capable of reducing glue inlet point |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922223652.2U CN212097238U (en) | 2019-12-12 | 2019-12-12 | Double-color injection mold capable of reducing glue inlet point |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212097238U true CN212097238U (en) | 2020-12-08 |
Family
ID=73620920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922223652.2U Active CN212097238U (en) | 2019-12-12 | 2019-12-12 | Double-color injection mold capable of reducing glue inlet point |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212097238U (en) |
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2019
- 2019-12-12 CN CN201922223652.2U patent/CN212097238U/en active Active
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