CN216300017U - Rotary valve forming die - Google Patents
Rotary valve forming die Download PDFInfo
- Publication number
- CN216300017U CN216300017U CN202122610303.3U CN202122610303U CN216300017U CN 216300017 U CN216300017 U CN 216300017U CN 202122610303 U CN202122610303 U CN 202122610303U CN 216300017 U CN216300017 U CN 216300017U
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- pipe
- die
- glue
- rotary valve
- valve forming
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Abstract
The utility model relates to the technical field of injection molding, in particular to a rotary valve forming die, which is characterized in that a rubber inlet pipe is used for injecting rubber, rubber enters a branch pipe below a heating layer of a hot runner, then enters a plurality of rubber injection pipes through the branch pipe, and flows to the surface layer of the die from the pipe orifice of the rubber injection pipe, so that the forming is realized; this injecting glue is installed at the side with the injecting glue pipe, has saved the spatial position when installing, has avoided overflowing at moulding-die in-process colloid simultaneously, and the accuracy nature when can guaranteeing the colloid injecting glue can flow to a plurality of shaping cavitys through the branch pipe to this shaping to aim at the mouth of pipe of injecting glue pipe on the mould top layer, make its colloid carry out the injecting glue shaping on the mould top layer along the line, thereby guarantee its quality.
Description
Technical Field
The utility model relates to the technical field of injection molding, in particular to a rotary valve forming die.
Background
In the injection moulding process, conventional injecting glue mode is from the inside packing of mould and reaches the shaping effect, and under this mode, because the colloid is owing to can not contact the mould the very first time when entering into the shaping cavity, but enter into the inside gradual packing promotion of mould with the colloid mode of dropping, thereby reach whole shaping, this can cause some adhesion earlier on the inner wall when filling and entering, fill gradually by the bottom again, and the original adhesion colloid on the mould inner wall can lead to the fact the vestige to whole, thereby influence whole quality, consequently, in order to make the colloid carry out the injecting glue shaping on the mould top layer, can introduce a rotary valve forming die.
SUMMERY OF THE UTILITY MODEL
The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.
The rotary valve forming die comprises a die holder and a glue injection group, wherein the glue injection group is arranged on the die holder; a molding cavity is arranged in the middle of the die holder, and a die is arranged in the molding cavity; the glue injection group comprises a glue inlet pipe, a hot runner and a branch pipe, wherein the hot runner is communicated with the glue inlet pipe and the branch pipe, a plurality of glue injection pipes are arranged on the branch pipe in an array mode, and pipe openings of the glue injection pipes are in butt joint with the surface layer of the mold.
Furthermore, the hot runner comprises a fixing piece, a heating layer and a connecting table, wherein the heating layer is arranged on the periphery of the fixing piece, and the connecting table is arranged on the periphery of the heating layer; the connecting table is provided with a plurality of thimbles.
Furthermore, the thimble is installed in the injecting glue pipe upper end.
Further, the branch pipes are provided in an "S" shape.
Furthermore, the rubber inlet pipe is arranged on the side part of the hot runner and is communicated with the surface layer of the hot runner.
Furthermore, the die holder is provided with an inclined guide groove, and the die holder can move along two sides of the die.
The utility model has the beneficial effects that: the device is mainly used for injecting glue for molding, and the glue is injected on the mold with a glue injection group along the inner part of the mold base, so that the quality of a molded product is further improved in a glue injection surface layer mode.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic view of a partial structure of the present invention.
The attached figures in the drawing are respectively marked as follows: the mould comprises a mould base-1, a glue injection group-2, a forming cavity-3, a mould-4, a glue inlet pipe-5, a hot runner-6, a branch pipe-7, a glue injection pipe-8, a fixing piece-9, a heating layer-10, a connecting table-11, a thimble-12 and a guide groove-13.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the rotary valve forming mold includes a mold base and a glue injection set, wherein the glue injection set is mounted on the mold base; a molding cavity is arranged in the middle of the die holder, and a die is arranged in the molding cavity; the glue injection group comprises a glue inlet pipe, a hot runner and a branch pipe, wherein the hot runner is communicated with the glue inlet pipe and the branch pipe, a plurality of glue injection pipes are arranged on the branch pipe in an array manner, and pipe orifices of the glue injection pipes are butted on the surface layer of the mold; the device mainly has the die holder to form with the injecting glue group to in moulding into shape cavity with the colloid, can make its a plurality of moulding into shape cavity internal shaping of moulding into shape under the branch pipe effect, aim at the mould top layer with the mouth of pipe of injecting glue pipe, make its colloid carry out the injecting glue shaping along the mould top layer, thereby guarantee its quality.
The hot runner comprises a fixing piece, a heating layer and a connecting table, wherein the heating layer is arranged on the periphery of the fixing piece, and the connecting table is arranged on the periphery of the heating layer; the connection table is provided with a plurality of ejector pins, the fixing piece can be assembled and fixed on the integral die, the heating layer ensures that the colloid is injected in a solution state, and the connection table is externally connected with the ejector pins to ensure that the glue injection molding is realized.
The thimble is installed in the injecting glue pipe upper end.
The branch pipe is set to be S-shaped, so that the space range is saved, and meanwhile, the stability of the branch pipe is guaranteed.
The rubber inlet pipe is arranged on the side of the hot runner, the rubber inlet pipe is communicated with the surface layer of the hot runner, the space range of the assembly is saved, the overflow of rubber in the pressing process is avoided, and the stability of rubber during glue injection can be ensured.
The die holder is provided with an inclined guide groove, the die holder can move along two sides of the die, and the die opening treatment is carried out on the side end, so that the surface of a molded product is smooth and neat.
The device is operated as a mode, glue is injected into the glue inlet pipes, the glue enters the branch pipes below the heating layer of the hot runner, then enters the plurality of glue injection pipes through the branch pipes, and flows to the surface layer of the mold from the pipe openings of the glue injection pipes, so that the molding is achieved; this injecting glue is installed at the side with the injecting glue pipe, has saved the spatial position when installing, has avoided overflowing at moulding-die in-process colloid simultaneously, and the accuracy nature when can guaranteeing the colloid injecting glue can flow to a plurality of shaping cavitys through the branch pipe to this shaping to aim at the mouth of pipe of injecting glue pipe on the mould top layer, make its colloid carry out the injecting glue shaping on the mould top layer along the line, thereby guarantee its quality.
Although the present invention has been described with reference to the above preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (6)
1. The rotary valve forming die is characterized in that: the glue injection device comprises a die holder and a glue injection group, wherein the glue injection group is arranged on the die holder; a molding cavity is arranged in the middle of the die holder, and a die is arranged in the molding cavity; the glue injection group comprises a glue inlet pipe, a hot runner and a branch pipe, wherein the hot runner is communicated with the glue inlet pipe and the branch pipe, a plurality of glue injection pipes are arranged on the branch pipe in an array mode, and pipe openings of the glue injection pipes are in butt joint with the surface layer of the mold.
2. The rotary valve forming die as claimed in claim 1, wherein: the hot runner comprises a fixing piece, a heating layer and a connecting table, wherein the heating layer is arranged on the periphery of the fixing piece, and the connecting table is arranged on the periphery of the heating layer; the connecting table is provided with a plurality of thimbles.
3. The rotary valve forming die as claimed in claim 2, wherein: the thimble is installed in the injecting glue pipe upper end.
4. The rotary valve forming die as claimed in claim 1, wherein: the branch pipes are arranged in an S-shaped shape.
5. The rotary valve forming die as claimed in claim 1, wherein: the rubber inlet pipe is arranged on the side part of the hot runner and is communicated with the surface layer of the hot runner.
6. The rotary valve forming die as claimed in claim 1, wherein: the die holder is provided with an inclined guide groove, and the die holder can move along the two sides of the die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122610303.3U CN216300017U (en) | 2021-10-28 | 2021-10-28 | Rotary valve forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122610303.3U CN216300017U (en) | 2021-10-28 | 2021-10-28 | Rotary valve forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216300017U true CN216300017U (en) | 2022-04-15 |
Family
ID=81115683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122610303.3U Active CN216300017U (en) | 2021-10-28 | 2021-10-28 | Rotary valve forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216300017U (en) |
-
2021
- 2021-10-28 CN CN202122610303.3U patent/CN216300017U/en active Active
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