CN216182498U - Stamping type mold injection molding device - Google Patents
Stamping type mold injection molding device Download PDFInfo
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- CN216182498U CN216182498U CN202122684869.0U CN202122684869U CN216182498U CN 216182498 U CN216182498 U CN 216182498U CN 202122684869 U CN202122684869 U CN 202122684869U CN 216182498 U CN216182498 U CN 216182498U
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- stamping
- pipe
- injection molding
- plunger
- suspension
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Abstract
The utility model discloses a stamping type mold injection molding device, which comprises a reducing joint and a stamping pipe connected with the reducing joint, wherein the lower part of the reducing joint is hermetically connected with an injection molding opening of a mold; a stamping plunger driven by a cylinder is hung above the stamping pipe; the diameter of the stamping plunger is matched with the inner diameter of the stamping pipe, resistance wires are embedded in the stamping plunger in a surrounding mode for heating, and the periphery of the stamping plunger is coated with resistance sheets for heating. After the injection molding is finished, the cylinder is started to drive the stamping plunger to move downwards, hot melt plastic is compressed by compressing residual gas in the stamping pipe, pressure is transmitted into the die, the thin wall is filled or smoothly passes through the slit and the like, so that the filling molding of the die core is finished, and the generation of defective products is greatly reduced. The resistance wire and the resistance sheet are respectively used for heating or keeping the stamping plunger and the stamping pipe in a certain temperature range, so that the hot-melt plastic is prevented from being condensed on the resistance wire and the resistance sheet to influence the sealing process of stamping, or the stamping pipe or the reducer union is prevented from being blocked.
Description
Technical Field
The utility model relates to the technical field of injection molding equipment, in particular to a stamping type mold injection molding device.
Background
The injection molding process is to inject hot melt plastic into a mold core of a mold for cooling molding, many actual products are thin-wall parts, or thin connecting parts exist among the parts, the hot melt plastic can enter other injection molding parts only through a slit formed by the hot melt plastic during injection molding, and due to the viscosity and cooling problems of the hot melt plastic, the problem that the hot melt plastic is difficult to fill through the slit or the thin wall is incomplete frequently occurs, so that defective products are generated. The mode of solving at present is for the multiple spot is moulded plastics, designs the several passageway of moulding plastics promptly and realizes, but not only increases the design and the manufacturing cost of mould like this, has also reduced the efficiency of moulding plastics moreover, and stranded hot melt plastics converge simultaneously, if the temperature is lower, can not fuse completely, forms the phenomenon of seam easily.
SUMMERY OF THE UTILITY MODEL
The utility model provides an injection molding device of a stamping type mold, which aims to solve the technical problems in the background technology.
The technical scheme of the utility model is as follows:
a stamping type mould injection molding device comprises a reducing joint and a stamping pipe connected with the reducing joint, wherein the lower part of the reducing joint is hermetically connected with an injection molding opening of a mould; a stamping plunger driven by a cylinder is hung above the stamping pipe; the diameter of the stamping plunger is matched with the inner diameter of the stamping pipe, resistance wires are embedded in the stamping plunger in a surrounding mode for heating, and resistance sheets are wrapped on the periphery of the stamping plunger for heating.
Furthermore, a flow guide disc is arranged at the top end of the stamping pipe.
Furthermore, a filling hopper is arranged above the side of the flow guide disc.
Further, still include the support, the support is from last to being provided with suspension A, suspension B and suspension C down, and the cylinder is fixed between suspension A and suspension B, and the middle part of punching press pipe is fixed on suspension C through the card frame, and the filling fill is fixed in suspension B downside, and the middle part and the upper portion at the support side are installed respectively to the execution control valve and the switching-over valve of cylinder.
Furthermore, the resistance card is two, is located the upside and the downside of card frame respectively.
The utility model has the advantages that:
after hot-melt plastic is injected into the stamping pipe, the hot-melt plastic is continuously filled into the stamping pipe to a certain height after the stamping pipe is filled with a die, but the hot-melt plastic is not filled, in order to inject the hot-melt plastic into the stamping pipe, a flow guide disc can be arranged at the top end of the stamping pipe, meanwhile, a filling hopper is arranged above the side of the flow guide disc so as to inject the hot-melt plastic into the flow guide disc, after the injection molding is finished, an air cylinder is started to drive a stamping plunger to move downwards, the stamping plunger and the stamping pipe form a closed fit, the hot-melt plastic is compressed by compressing residual air in the stamping pipe, so that the pressure is transmitted into the die, the thin wall is filled or smoothly passes through a slit and the like, so that the die core is filled and molded, and the generation of defective products is greatly reduced.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a perspective view of the plunger and the tube;
FIG. 3 is a schematic cross-sectional view of the plunger and the tube.
In the figure: the method comprises the following steps of 1-support, 11-suspension A, 12-suspension B, 13-suspension C, 2-air cylinder, 21-execution control valve, 22-reversing valve, 3-stamping plunger, 31-resistance wire, 4-stamping pipe, 41-reducing joint, 42-deflector, 43-clamping frame, 5-resistance sheet, 6-mould and 7-filling hopper.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1-3:
a kind of stamping type mould 6 injection moulding apparatus, including reducing union 41 and its upper connected ram pipe 4, the lower side of reducing union 41 is connected with 6 injection moulding mouths of mould hermetically; a stamping plunger 3 driven by the cylinder 2 is hung above the stamping pipe 4; the diameter of the stamping plunger 3 is matched with the inner diameter of the stamping pipe 4, a resistance wire 31 is embedded in the stamping plunger 3 in a surrounding mode for heating, and the periphery of the stamping plunger 3 is coated with a resistance card 5 for heating.
The working principle is as follows: after hot-melt plastic is injected from the stamping pipe 4, the hot-melt plastic continues to be filled into the stamping pipe 4 by a certain height after the die 6 is filled, but the hot-melt plastic is not filled, in order to inject the hot-melt plastic into the stamping pipe 4, a flow guide disc 42 can be arranged at the top end of the stamping pipe 4, meanwhile, a filling hopper 7 is arranged above the side of the flow guide disc 42, so that the hot-melt plastic is injected into the flow guide disc 42 conveniently, after the injection molding is finished, an air cylinder 2 is started to drive a stamping plunger 3 to move downwards, the stamping plunger 3 and the stamping pipe 4 form a closed fit, the hot-melt plastic is compressed by compressing residual air in the stamping pipe 4, the pressure is transmitted into the die 6, the thin wall is filled or smoothly passes through a slit and the like, so that the die core is filled and molded, and the generation of defective products is greatly reduced.
Considering that the positions of the components are relatively fixed, the bracket 1 can be designed to be connected into a whole and comprises a bracket 1, the bracket 1 is provided with a suspension A11, a suspension B12 and a suspension C13 from top to bottom, the cylinder 2 is fixed between the suspension A11 and the suspension B12, the middle part of the stamping pipe 4 is fixed on the suspension C13 through a clamping frame 43, the filling hopper 7 is fixed on the lower side of the suspension B12, the execution control valve 21 and the reversing valve 22 of the cylinder 2 are respectively arranged in the middle part and the upper part of the side edge of the bracket 1, and the middle part of the stamping pipe 4 needs to be clamped by the clamping frame 43, so the resistance sheets 5 are two sheets and are respectively arranged on the upper side and the lower side of the clamping frame 43.
The resistance wire 31 and the resistance sheet 5 are respectively used for heating or keeping the stamping plunger 3 and the stamping pipe 4 in a certain temperature range, so that the hot-melt plastic is prevented from being condensed on the hot-melt plastic to influence the sealing process of stamping or cause the blocking of the stamping pipe 4 or the reducer union 41.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, and the scope of protection is still within the scope of the utility model.
Claims (5)
1. The utility model provides a punching die injection molding device which characterized in that: the device comprises a reducing joint and a punching pipe connected with the reducing joint, wherein the lower part of the reducing joint is hermetically connected with an injection molding opening of a mold; a stamping plunger driven by a cylinder is hung above the stamping pipe; the diameter of the stamping plunger is matched with the inner diameter of the stamping pipe, resistance wires are embedded in the stamping plunger in a surrounding mode for heating, and resistance sheets are wrapped on the periphery of the stamping plunger for heating.
2. The ram mold injection molding apparatus of claim 1, wherein: and a flow guide disc is arranged at the top end of the stamping pipe.
3. The ram mold injection molding apparatus of claim 2, wherein: and a filling hopper is arranged above the side of the flow guide disc.
4. The ram mold injection molding apparatus of claim 3, wherein: the stamping pipe punching machine is characterized by further comprising a support, wherein the support is provided with a suspension A, a suspension B and a suspension C from top to bottom, the air cylinder is fixed between the suspension A and the suspension B, the middle of the stamping pipe is fixed on the suspension C through a clamping frame, the filling hopper is fixed on the lower side of the suspension B, and the execution control valve and the reversing valve of the air cylinder are respectively installed on the middle and the upper portion of the side edge of the support.
5. The ram mold injection molding apparatus of claim 4, wherein: the resistance card is two, is located the upside and the downside of card frame respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122684869.0U CN216182498U (en) | 2021-11-04 | 2021-11-04 | Stamping type mold injection molding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122684869.0U CN216182498U (en) | 2021-11-04 | 2021-11-04 | Stamping type mold injection molding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216182498U true CN216182498U (en) | 2022-04-05 |
Family
ID=80901841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122684869.0U Active CN216182498U (en) | 2021-11-04 | 2021-11-04 | Stamping type mold injection molding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216182498U (en) |
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2021
- 2021-11-04 CN CN202122684869.0U patent/CN216182498U/en active Active
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