CN216578972U - Injection molding shell pressure maintaining mold - Google Patents
Injection molding shell pressure maintaining mold Download PDFInfo
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- CN216578972U CN216578972U CN202123011209.2U CN202123011209U CN216578972U CN 216578972 U CN216578972 U CN 216578972U CN 202123011209 U CN202123011209 U CN 202123011209U CN 216578972 U CN216578972 U CN 216578972U
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- pressure maintaining
- die holder
- injection molding
- mold
- electric telescopic
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Abstract
The utility model discloses an injection molding shell pressure maintaining mold which comprises a bottom mold base and a top mold base, wherein the bottom of the top mold base is provided with the top mold, the top of the top mold base is embedded with an injection pipe, the bottom of the bottom mold base is provided with a bottom shell, the top of the bottom mold base is provided with the bottom mold, one side of the bottom mold base is embedded with a discharge pipe, an electric telescopic rod is arranged inside the bottom shell, a pressure maintaining plate is arranged inside the bottom mold, and the bottom of the pressure maintaining plate is connected to the output end of the electric telescopic rod; one end of the injection pipe is connected with a first communicating pipe, one end of the discharge pipe is connected with a second communicating pipe, the output end of the electric telescopic rod is connected with an expansion plate, and the top of the expansion plate is connected with a pressure maintaining plate.
Description
Technical Field
The utility model relates to the technical field of molds, in particular to an injection molding shell pressure maintaining mold.
Background
The present industrial production of dies is used for obtaining various dies and tools of required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material.
The mould in the prior art has the following problems: the pressure can not be increased in the injection molding shell mold, so that the pressure can not be maintained when the injection molding shell is subjected to injection molding, and the excess injection material can not be discharged when the cavity is filled with the injection molding material. Therefore, it is desirable to design a pressure maintaining mold for injection molding of housing to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention is directed to providing a pressure maintaining mold for an injection molding housing, which can maintain pressure stably.
In order to realize the technical purpose, the scheme of the utility model is as follows: an injection molding shell pressure maintaining mold comprises a bottom mold base and a top mold base, wherein the bottom of the top mold base is provided with the top mold, the top of the top mold base is embedded with an injection pipe, the bottom of the bottom mold base is provided with a bottom shell, the top of the bottom mold base is provided with the bottom mold, a discharge pipe is embedded into one side of the bottom mold base, an electric telescopic rod is arranged inside the bottom shell, a pressure maintaining plate is arranged inside the bottom mold, and the bottom of the pressure maintaining plate is connected to the output end of the electric telescopic rod;
one end of the injection pipe is connected with a first communicating pipe, one end of the discharge pipe is connected with a second communicating pipe, the output end of the electric telescopic rod is connected with an expansion plate, and the top of the expansion plate is connected with a pressure-maintaining plate.
Preferably, the mounting plates are arranged on two sides of the bottom die holder, mounting holes are formed in the top of the mounting plates, fixing plates are arranged on two sides of the bottom shell, and fixing holes are formed in the top of the fixing plates.
Preferably, the bottom of the pressure maintaining plate is connected with a guide rod, guide holes are formed in the bottom of the bottom die holder and the top of the bottom shell, and the guide rod is inserted in the guide holes in a sliding mode.
Preferably, a hydraulic telescopic rod is arranged at the top of the top die holder, the output end of the hydraulic telescopic rod is connected with an expansion disc, and the expansion disc is connected to the top of the top die holder.
Preferably, the bottom of the top die holder is provided with a limiting rod, the top of the bottom die holder is provided with an inserting hole, and the limiting rod can be inserted into the inserting hole.
The mould has the beneficial effects that (1) the electric telescopic rod and the pressure maintaining plate are utilized, the electric telescopic rod can drive the pressure maintaining plate to lift in the bottom mould, and the pressure can be increased in the injection casing mould when the pressure maintaining plate lifts, so that the pressure maintaining is performed when the injection casing is injected.
(2) This application utilizes hydraulic telescoping rod and communicating pipe, and hydraulic telescoping rod drives the top die base and goes up and down, makes the top die base combine with the die block base, and first communicating pipe is used for the cavity intercommunication between injection tube and bottom mould and the top mould, and first communicating pipe is carried the raw materials in the injection tube to the cavity in, and second communicating pipe and discharge pipe intercommunication can make the cavity be full of when moulding plastics with unnecessary discharge.
(3) This application utilizes mounting panel, fixed plate, gag lever post and spliced eye, and the top of top shell is installed with the die block seat to the mounting panel through the bolt, and the fixed plate passes through the bolt and fixes the drain pan to the assigned position, and the gag lever post can be pegged graft in the inside of spliced eye, takes place the skew phenomenon when avoiding a mould and die block utensil to combine.
(4) This application utilizes expansion board, guide bar and guiding hole, and the expansion board is located between electric telescopic handle and the pressurize board, can increase electric telescopic handle's output and the area of contact between the pressurize board, improves the stability when electric telescopic handle drives the pressurize board and goes up and down, and the guide bar slides and pegs graft in the inside of guiding hole, and the guide bar can play the guide effect to the pressurize board, stability when improving the pressurize board and going up and down.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present application;
FIG. 2 is a schematic diagram of a separation structure in the present application;
FIG. 3 is a schematic diagram of the internal structure of the present application;
fig. 4 is a schematic structural diagram of a stop lever according to the present application.
In the figure: the device comprises a bottom die holder 1, a top die holder 2, a bottom shell 3, a hydraulic telescopic rod 4, an expansion disc 5, an injection pipe 6, a discharge pipe 7, a bottom die 8, a top die 9, a mounting plate 10, a mounting hole 11, a fixing plate 12, a fixing hole 13, a first communicating pipe 14, a second communicating pipe 15, an electric telescopic rod 16, an expansion plate 17, a pressure maintaining plate 18, a guide hole 19, a guide rod 20, a limiting rod 21 and a plug hole 22.
Detailed Description
The utility model is described in further detail below with reference to the figures and specific embodiments. In order to clearly and completely describe the technical scheme, the following embodiments are selected for illustration; the following examples are part of the present invention; other embodiments, which can be obtained without inventive step based on the present application, are within the scope of the present invention.
In the following embodiments, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", "top/bottom", and the like are all based on the orientations and positional relationships shown in the drawings, and are only for the convenience of clearly describing the embodiments, but do not indicate or imply that the referred devices or elements have to have specific orientations, and therefore, the present application is not limited thereto. Meanwhile, the terms "first" and "second" in the embodiments are used only for distinguishing the descriptive purposes and are not intended to indicate or imply relative importance.
The first embodiment is as follows:
as shown in fig. 1-4, the embodiment of the present invention is an injection molding casing pressure maintaining mold, wherein a protruding top mold 9 is disposed at the bottom of a top mold base 2, an injection pipe 6 is embedded and installed on the top mold base 2, a bottom mold base 1 is installed on a bottom casing 3, a bottom mold 8 is opened at the middle of the bottom mold base 1, a discharge pipe 7 is embedded and installed at one side of the bottom mold base 1, an electric telescopic rod 16 is installed inside the bottom casing 3, the electric telescopic rod 16 can drive a pressure maintaining plate 18 to move up and down inside the bottom mold 8, a pressure maintaining plate 18 is further disposed inside the bottom mold 8, when the pressure maintaining plate 18 is lifted up, pressure enhancement can be performed inside the injection molding casing mold, so that stable pressure maintaining is performed during injection molding of the injection molding casing, and the bottom of the pressure maintaining plate 18 is connected to an output end of the electric telescopic rod 16;
one end of the injection pipe 6 is connected with a first communicating pipe 14, the first communicating pipe 14 is used for communicating in the cavity between the injection pipe 6 and the bottom die 8 and the top die 9, the first communicating pipe 14 conveys the raw materials in the injection pipe 6 to the cavity, one end of the discharge pipe 7 is connected with a second communicating pipe 15, the second communicating pipe 15 can discharge the surplus when making the cavity full of injection molding materials, the output end of the electric telescopic handle 16 is connected with an expansion plate 17, the expansion plate 17 can increase the contact area between the output end of the electric telescopic handle 16 and the pressure maintaining plate 18, the stability when the electric telescopic handle 16 drives the pressure maintaining plate 18 to ascend and descend is improved, and the top of the expansion plate 17 is connected with the pressure maintaining plate 18.
In order to fix the bottom shell, mounting plates 10 are welded on two sides of the bottom shell base 1, mounting holes 11 are formed in the top of the mounting plates 10, fixing plates 12 are welded on two sides of the bottom shell 3, and the fixing plates 12 fix the bottom shell 3 to the top of the fixing plate 12 at the specified position through bolts and are provided with fixing holes 13.
The bottom of pressurize board 18 is connected with perpendicular guide bar 20 that sets up, and guiding hole 19 has all been seted up at the bottom of die holder 1 and the top of drain pan 3, and guide bar 20 slides and pegs graft in the inside of guiding hole 19, and guide bar 20 can play the guide effect to pressurize board 18, stability when improving pressurize board 18 lift.
The top of the top die holder 2 is provided with a hydraulic telescopic rod 4, the output end of the hydraulic telescopic rod 4 is connected with an expansion disc 5, and the expansion disc 5 is connected to the top of the top die holder 2.
In order to fix the position of the top die holder 2, the bottom of the top die holder 2 is provided with a limiting rod 21, the top of the bottom die holder 1 is provided with an inserting hole 22, the limiting rod 21 can be inserted into the inserting hole 22, and the phenomenon of deviation when the top die 9 and the bottom die 8 are combined can be avoided.
The working principle is as follows: when the injection molding machine is used, the bottom die holder 1 is installed on the top of the top shell 3 through the bolt by the installation plate 10, the bottom shell 3 is fixed to a specified position through the bolt by the fixing plate 12, the limiting rod 21 can be inserted into the insertion hole 22, the phenomenon of deviation when the top die 9 and the bottom die 8 are combined can be avoided, the hydraulic telescopic rod 4 is started, the hydraulic telescopic rod 4 drives the top die holder 2 to lift, the top die holder 2 and the bottom die holder 1 are combined, the first communicating pipe 14 is used for communicating the injection pipe 6 with the cavity between the bottom die 8 and the top die 9, the raw material in the injection pipe 6 is conveyed into the cavity by the first communicating pipe 14, the second communicating pipe 15 is communicated with the discharge pipe 7, redundant injection molding material can be discharged when the cavity is filled with the injection molding material, the electric telescopic rod 16 is started, the electric telescopic rod 16 can drive the pressure maintaining plate 18 to lift in the bottom die 8, and the pressure can be increased in the injection molding shell die when the pressure maintaining plate 18 rises, so that the pressure is maintained during injection molding of the injection molding shell.
This application utilizes electric telescopic handle and pressurize board, and electric telescopic handle can drive the pressurize board and go up and down in the inside of die block utensil, can increase pressure in to the injection molding casing mould when the pressurize board rises for carry out the pressurize when the casing of moulding plastics.
This application utilizes hydraulic telescoping rod and communicating pipe, and hydraulic telescoping rod drives the top die base and goes up and down, makes the top die base combine with the die block base, and first communicating pipe is used for the cavity intercommunication between injection tube and bottom mould and the top mould, and first communicating pipe is carried the raw materials in the injection tube to the cavity in, and second communicating pipe and discharge pipe intercommunication can make the cavity be full of when moulding plastics with unnecessary discharge.
This application utilizes mounting panel, fixed plate, gag lever post and spliced eye, and the top of top shell is installed with the die block seat to the mounting panel through the bolt, and the fixed plate passes through the bolt and fixes the drain pan to the assigned position, and the gag lever post can be pegged graft in the inside of spliced eye, takes place the skew phenomenon when avoiding a mould and die block utensil to combine.
This application utilizes expansion board, guide bar and guiding hole, and the expansion board is located between electric telescopic handle and the pressurize board, can increase electric telescopic handle's output and the area of contact between the pressurize board, improves the stability when electric telescopic handle drives the pressurize board and goes up and down, and the guide bar slides and pegs graft in the inside of guiding hole, and the guide bar can play the guide effect to the pressurize board, stability when improving the pressurize board and going up and down.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any minor modifications, equivalent replacements and improvements made to the above embodiment according to the technical spirit of the present invention should be included in the protection scope of the technical solution of the present invention.
Claims (5)
1. The utility model provides a casing pressurize mould moulds plastics, includes die holder (1) and top die holder (2), its characterized in that: the bottom of the top die holder (2) is provided with a top die (9), the top of the top die holder (2) is embedded with an injection pipe (6), the bottom of the bottom die holder (1) is provided with a bottom shell (3), the top of the bottom die holder (1) is provided with a bottom die (8), one side of the bottom die holder (1) is embedded with a discharge pipe (7), an electric telescopic rod (16) is installed inside the bottom shell (3), a pressure maintaining plate (18) is arranged inside the bottom die (8), and the bottom of the pressure maintaining plate (18) is connected to the output end of the electric telescopic rod (16);
one end of the injection pipe (6) is connected with a first communicating pipe (14), one end of the discharge pipe (7) is connected with a second communicating pipe (15), the output end of the electric telescopic rod (16) is connected with an expansion plate (17), and the top of the expansion plate (17) is connected with a pressure maintaining plate (18).
2. An injection molding casing pressure maintaining mold as claimed in claim 1, characterized in that: the die holder is characterized in that mounting plates (10) are arranged on two sides of the die holder (1), mounting holes (11) are formed in the tops of the mounting plates (10), fixing plates (12) are arranged on two sides of the bottom shell (3), and fixing holes (13) are formed in the tops of the fixing plates (12).
3. An injection molding casing pressure maintaining mold as claimed in claim 1, characterized in that: the bottom of the pressure maintaining plate (18) is connected with a guide rod (20), guide holes (19) are formed in the bottom of the base die holder (1) and the top of the bottom shell (3), and the guide rod (20) is inserted in the guide holes (19) in a sliding mode.
4. An injection molding casing pressure maintaining mold as claimed in claim 1, characterized in that: the top of top die seat (2) is provided with hydraulic telescoping rod (4), the output of hydraulic telescoping rod (4) is connected with extension dish (5), extension dish (5) are connected in the top of top die seat (2).
5. An injection molding casing pressure maintaining mold as claimed in claim 1, characterized in that: the bottom of the top die holder (2) is provided with a limiting rod (21), the top of the bottom die holder (1) is provided with an inserting hole (22), and the limiting rod (21) can be inserted into the inserting hole (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123011209.2U CN216578972U (en) | 2021-12-02 | 2021-12-02 | Injection molding shell pressure maintaining mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123011209.2U CN216578972U (en) | 2021-12-02 | 2021-12-02 | Injection molding shell pressure maintaining mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216578972U true CN216578972U (en) | 2022-05-24 |
Family
ID=81651266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123011209.2U Active CN216578972U (en) | 2021-12-02 | 2021-12-02 | Injection molding shell pressure maintaining mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216578972U (en) |
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2021
- 2021-12-02 CN CN202123011209.2U patent/CN216578972U/en active Active
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