CN224089591U - Display casing injection moulding device - Google Patents
Display casing injection moulding deviceInfo
- Publication number
- CN224089591U CN224089591U CN202520541292.3U CN202520541292U CN224089591U CN 224089591 U CN224089591 U CN 224089591U CN 202520541292 U CN202520541292 U CN 202520541292U CN 224089591 U CN224089591 U CN 224089591U
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- China
- Prior art keywords
- demolding
- window
- rod
- injection molding
- cooling
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Abstract
The utility model discloses an injection molding device for a display shell, which comprises a device base, an upper die cover, a lower die box, an external cold water pipe, a demolding window and a blocking plate, wherein a supporting rod is arranged on the device base, a top plate is arranged at the top end of the supporting rod, a hydraulic rod is arranged on the top plate, one end of the hydraulic rod is provided with the upper die cover, the lower die box is arranged on the device base, the demolding window is arranged on the lower die box, an electric telescopic rod B is arranged in the demolding window, one end of the electric telescopic rod B is provided with the blocking plate, the blocking plate is in fit sliding connection with the opening section of the demolding window, an air pump is arranged on the lower die box, a connecting pipe is arranged on the air pump, and the other end of the connecting pipe is connected with the demolding window. According to the utility model, the air flow flows in the gap between the finished product and the die, so that the die is separated from the inner wall, the possible damage caused when the push rod ejects the finished product is avoided, the operation difficulty is reduced, and the demolding efficiency is improved.
Description
Technical Field
The utility model relates to the field of injection molding devices, in particular to an injection molding device for a display shell.
Background
The injection molding of the display shell refers to the processing process of manufacturing the display shell into an injection molding piece, and the injection molding machine is used for injecting heated and melted plastic into a mold cavity at high pressure, and the molded display plastic shell can be obtained after heat dissipation, cooling and solidification.
The existing device has the defects that the cooled finished product is easy to adhere in a die and is ejected out by a push rod, but the finished product is easy to damage by the mode, the quality of the finished product is affected, the heat dissipation effect is not ideal, the cooling time is too long, and the production efficiency is reduced.
Disclosure of utility model
The present utility model is directed to an injection molding device for a display housing, which solves the above-mentioned problems in the prior art.
In order to achieve the purpose, the utility model provides the technical scheme that the display shell injection molding device comprises a device base, an upper die cover, a lower die box, an external cold water pipe, a demolding window and a blocking plate, wherein a supporting rod is arranged on the device base, a top plate is arranged at the top end of the supporting rod, a hydraulic rod is arranged on the top plate, the upper die cover is arranged at one end of the hydraulic rod, the lower die box is arranged on the device base, the demolding window is arranged on the lower die box, an electric telescopic rod B is arranged in the demolding window, one end of the electric telescopic rod B is provided with the blocking plate, the blocking plate is in fit sliding connection with the opening section of the demolding window, an air pump is arranged on the lower die box, a connecting pipe is arranged on the air pump, and the other end of the connecting pipe is connected with the demolding window.
By adopting the technical scheme, the hydraulic rod arranged on the top plate is started, the upper die cover arranged at one end of the hydraulic rod is driven to move downwards, so that the upper die cover is tightly attached to the lower die box, then plastic raw materials are injected into the device, the die is cooled and shaped through the cooling structure, after the plastic raw materials are cooled and shaped, the electric telescopic rod B is started, the blocking plate is driven to move downwards in the demolding window, so that the blocking plate is not attached to the opening section of the demolding window, the air pump is started to inject high-pressure air into the demolding window through the connecting pipe, the air flow enters the die to increase the air pressure, the air flow flows in a gap between a finished product and the die, the die is separated from the inner wall, the finished product can be smoothly separated from the die, the damage possibly caused by ejection of the finished product by the push rod is avoided, the operation difficulty is reduced, and the demolding efficiency is improved.
Preferably, a cooling interlayer is arranged in the outer wall of the lower die box, an external cold water pipe is arranged on the lower die box, two external cold water pipes are arranged, one end of each external cold water pipe is connected with the cooling interlayer, and the other end of each external cold water pipe is connected with the industrial water chiller.
By adopting the technical scheme, through the cooperation of the industrial chiller and the two external cold water pipes, the circulation continuously provides a cold source for the cooling interlayer, so that the cooling liquid in the cooling interlayer can continuously absorb and take away the heat in the die, the die is effectively cooled, the cooling and shaping process of plastic raw materials is accelerated, the production efficiency and the product quality are improved, the cooling effect is more uniform due to the design of the cooling interlayer, and the problem of deformation or quality of finished products caused by uneven cooling is avoided.
Preferably, a heat dissipation plate is installed on the device base, and a heat dissipation fan and a filter screen are installed on the heat dissipation plate.
By adopting the technical scheme, the cooling fan on the cooling plate is started to be matched with the filter screen, so that the injection mold is blown to dissipate heat, and the cooling efficiency of the injection mold is further improved.
Preferably, an auxiliary plate is arranged on the upper die cover, a limiting hole is formed in the auxiliary plate, an electric telescopic rod A is arranged on the lower die box, and one end of the electric telescopic rod A is in sliding connection with the limiting hole.
By adopting the technical scheme, when the upper die cover and the lower die box are closed, the auxiliary plate is in sliding fit with the outer wall of the lower die box, then one end of the electric telescopic rod A is inserted into the limiting hole in a sliding mode, the upper die cover is limited and fixed, the tight fit between the upper die cover and the lower die box is ensured, the upper die cover is prevented from moving or misplacement in the injection molding process, and the stability of the injection molding die and the qualification rate of injection molding finished products are improved.
Preferably, the upper die cover is provided with a butt joint block, the lower die box is provided with a butt joint groove, and the butt joint block is matched with the butt joint groove.
By adopting the technical scheme, when the upper die cover and the lower die box are closed, the butt joint block can be accurately embedded into the butt joint groove, so that the connection stability between the upper die cover and the lower die box is further enhanced, the accurate positioning of the injection die in the closed state is ensured, the loosening or dislocation of the die caused by the vibration or the external force interference of the die in the injection molding process is effectively prevented, and the reliability of the injection die and the precision of injection molding finished products are further improved.
Preferably, the upper die cover is provided with a connecting rod, one end of the connecting rod is provided with a slip ring, and the slip ring is in sliding connection with the support rod.
By adopting the technical scheme, in the injection molding process, the combination of the connecting rod and the slip ring plays a key role in guiding and stabilizing, so that the stable movement of the upper die cover in the closing and opening processes is ensured, the shaking caused by improper operation or the weight of the die is avoided, the stability and controllability of the operation of the die are further enhanced, and the sliding connection mode is convenient for quick installation and disassembly of the die, and the working efficiency is improved.
Compared with the prior art, the utility model has the beneficial effects that:
1. High-pressure air is injected into the demolding window through the air pump matched with the connecting pipe, air flow enters the mold, air pressure is increased, air flow flows in a gap between a finished product and the mold, the mold is separated from the inner wall, the finished product can be smoothly dropped off from the mold, damage possibly caused when the finished product is ejected out of the push rod is avoided, operation difficulty is reduced, and demolding efficiency is improved.
2. Through two external cold water pipes of industry cold water machine cooperation, the circulation is continuous to provide the cold source for the cooling intermediate layer, makes the coolant liquid in the cooling intermediate layer can absorb constantly and take away the heat in the mould to cool off the mould effectively, accelerated the cooling design process of plastics raw materials, improved production efficiency and product quality, the cooling intermediate layer's design makes cooling effect more even, avoided the finished product deformation or the quality problem because of the uneven cooling leads to, cooperation radiator fan and filter screen on the heating panel, carry out the heat dissipation of blowing to injection mold, further improved injection mold's radiating efficiency.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic view of an open structure of the present utility model;
Fig. 4 is an enlarged schematic view of the stripping structure of the present utility model.
The device comprises a device base, a supporting rod, a top plate, an upper die cover, an auxiliary plate, a limiting hole, a butt joint block, a lower die box, a butt joint groove, an electric telescopic rod A, an air pump, a connecting pipe, a cooling interlayer, a connecting pipe, a cooling water pipe, a demoulding window, a blocking plate, a motor telescopic rod B, a connecting rod, a sliding ring, a hydraulic rod, a cooling plate and a cooling plate, wherein the cooling plate is arranged in the middle of the device base, the upper die cover, the lower die cover, the auxiliary plate, the limiting hole, the limiting plate, the electric telescopic rod A and the cooling plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, an injection molding device for a display shell according to an embodiment of the present utility model includes a device base 1, an upper mold cover 4, a lower mold box 8, an external cold water pipe 14, a demolding window 15 and a blocking plate 16, wherein a support rod 2 is installed on the device base 1, a top plate 3 is installed at the top end of the support rod 2, a hydraulic rod 20 is installed on the top plate 3, one end of the hydraulic rod 20 is installed with the upper mold cover 4, the lower mold box 8 is installed on the device base 1, the demolding window 15 is opened on the lower mold box 8, an electric telescopic rod B17 is installed in the demolding window 15, a blocking plate 16 is installed at one end of the electric telescopic rod B17, the blocking plate 16 is in fit sliding connection with an opening section of the demolding window 15, an air pump 11 is installed on the lower mold box 8, a connecting pipe 12 is installed on the air pump 11, and the other end of the connecting pipe 12 is connected with the demolding window 15. The hydraulic rod 20 arranged on the top plate 3 is started, the upper die cover 4 arranged at one end of the hydraulic rod 20 is driven to move downwards, so that the upper die cover 4 is tightly attached to the lower die box 8, then plastic raw materials are injected into the device, the die is cooled and shaped through a cooling structure, after the plastic raw materials are cooled and shaped, the electric telescopic rod B17 is started, the blocking plate 16 is driven to move downwards in the demolding window 15, the blocking plate 16 is not attached to the opening section of the demolding window 15, high-pressure air is injected into the demolding window 15 through the connecting pipe 12 by the air pump 11, air flow enters the die to increase air pressure, and the air flow flows in a gap between a finished product and the die, so that the die is separated from the inner wall, the finished product can be smoothly dropped from the die, possible damage caused when the push rod ejects the finished product is avoided, the operation difficulty is reduced, and the demolding efficiency is improved.
The outer wall of the lower die box 8 is provided with a cooling interlayer 13, the lower die box 8 is provided with two external cold water pipes 14, one end of each external cold water pipe 14 is connected with the cooling interlayer 13, and the other end of each external cold water pipe 14 is connected with an industrial water chiller. Through two external cold water pipes 14 of industry cold water machine cooperation, the circulation is continuous for cooling intermediate layer 13 provides the cold source, makes the coolant liquid in the cooling intermediate layer 13 can absorb constantly and take away the heat in the mould to cool off the mould effectively, accelerated the cooling design process of plastics raw materials, improved production efficiency and product quality, the design of cooling intermediate layer 13 makes the cooling effect more even, has avoided the finished product deformation or the quality problem because of the uneven cooling leads to.
The device base 1 is provided with a heat radiation plate 21, and the heat radiation plate 21 is provided with a heat radiation fan and a filter screen. Through the radiator fan cooperation filter screen on the start-up heating panel 21, blow the heat dissipation to injection mold, further improved injection mold's radiating efficiency.
An auxiliary plate 5 is arranged on the upper die cover 4, a limiting hole 6 is formed in the auxiliary plate 5, an electric telescopic rod A10 is arranged on the lower die box 8, and one end of the electric telescopic rod A10 is in sliding connection with the limiting hole 6. When the upper die cover 4 and the lower die box 8 are closed, the auxiliary plate 5 is in sliding fit with the outer wall of the lower die box 8, then one end of the electric telescopic rod A10 is inserted into the limiting hole 6 in a sliding mode, the upper die cover 4 is limited and fixed, the tight fit between the upper die cover 4 and the lower die box 8 is ensured, the upper die cover 4 is prevented from moving or misplacement in the injection molding process, and the stability of the injection molding die and the qualification rate of injection molding finished products are improved.
The upper die cover 4 is provided with a butt joint block 7, the lower die box 8 is provided with a butt joint groove 9, and the butt joint block 7 is matched with the butt joint groove 9. When the upper die cover 4 and the lower die box 8 are closed, the butt joint block 7 can be accurately embedded into the butt joint groove 9, so that the connection stability between the upper die cover 4 and the lower die box 8 is further enhanced, the accurate positioning of the injection die in a closed state is ensured, the loosening or dislocation of the die caused by the vibration or the external force interference of the die in the injection molding process is effectively prevented, and the reliability of the injection die and the precision of injection molding finished products are further improved.
The upper die cover 4 is provided with a connecting rod 18, one end of the connecting rod 18 is provided with a slip ring 19, and the slip ring 19 is in sliding connection with the support rod 2. In the injection molding process, the combination of the connecting rod 18 and the slip ring 19 plays a key role in guiding and stabilizing, ensures the stable movement of the upper die cover 4 in the closing and opening processes, avoids shaking caused by improper operation or the weight of the die, further enhances the stability and controllability of the operation of the die, and is convenient for quick installation and disassembly of the die due to the sliding connection mode, thereby improving the working efficiency.
The working principle is that a hydraulic rod 20 arranged on a top plate 3 is started, an upper die cover 4 arranged at one end of the hydraulic rod 20 is driven to move downwards, so that the upper die cover 4 is tightly attached to a lower die box 8, then plastic raw materials are injected into the device, the die is cooled and shaped through a cooling structure, after the plastic raw materials are cooled and shaped, an electric telescopic rod B17 is started, a blocking plate 16 is driven to move downwards in a demolding window 15, the blocking plate 16 is not attached to an opening section of the demolding window 15, a high-pressure air is injected into the demolding window 15 through a connecting pipe 12 by an air pump 11, air flow enters the die to increase air pressure, the air flow flows in a gap between a finished product and the die, the die is separated from an inner wall, the finished product can be smoothly detached from the die, damage possibly caused when the push rod ejects the finished product is avoided, the operation difficulty is reduced, the demolding efficiency is improved, a cooling source is continuously provided for cooling interlayer 13 through the cooperation of an industrial cold water machine, the cooling liquid in the cooling interlayer 13 can be continuously absorbed and taken away, accordingly the heat in the die is effectively cooled, the cooling of the die is accelerated, the cooling efficiency of the raw materials is improved, the cooling efficiency of the cooling material is improved, the cooling efficiency of the cooling interlayer is improved, the cooling effect of the cooling interlayer is further is improved, the cooling effect of the cooling and the cooling effect of the die is further is improved, the cooling and the cooling effect of the cooling interlayer is further due to the cooling and the cooling effect 21 is further due to the cooling and the cooling effect of the cooling and the cooling effect is further uniform.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520541292.3U CN224089591U (en) | 2025-03-26 | 2025-03-26 | Display casing injection moulding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520541292.3U CN224089591U (en) | 2025-03-26 | 2025-03-26 | Display casing injection moulding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN224089591U true CN224089591U (en) | 2026-04-07 |
Family
ID=99297347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520541292.3U Active CN224089591U (en) | 2025-03-26 | 2025-03-26 | Display casing injection moulding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN224089591U (en) |
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2025
- 2025-03-26 CN CN202520541292.3U patent/CN224089591U/en active Active
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