CN215283138U - Long core mould positioning structure - Google Patents
Long core mould positioning structure Download PDFInfo
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- CN215283138U CN215283138U CN202121554747.3U CN202121554747U CN215283138U CN 215283138 U CN215283138 U CN 215283138U CN 202121554747 U CN202121554747 U CN 202121554747U CN 215283138 U CN215283138 U CN 215283138U
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Abstract
Long core mould location structure. Relate to mould processing field, especially relate to a long mandrel utensil location structure. The injection mold comprises an upper mold, a lower mold and a mold core, wherein the upper mold and the lower mold are arranged up and down, a mold cavity is arranged between opposite surfaces of the upper mold and the lower mold, and an injection nozzle communicated with the mold cavity is arranged on the upper mold; the mold core is used for extending into the mold cavity and is connected to the mold core seat, a placement groove for placing the mold core seat is formed in the middle of the tail end of the upper mold and the middle of the tail end of the lower mold, and the placement groove is communicated with the mold cavity; the mold is characterized in that a lower front positioning rod extending into the mold cavity is arranged at the front end of the lower mold, a lower middle positioning rod extending into the mold cavity is arranged at the middle end of the lower mold, and the lower front positioning rod and the lower middle positioning rod are respectively in contact with the mold core. The utility model discloses convenient processing, the operation is reliable.
Description
Technical Field
The utility model relates to a mould processing field especially relates to an elongated core mould location structure.
Background
Plastic molds generally include an upper mold, a lower mold, and a core. Because product appearance requires, this kind of product is glued through the hot runner point and is realized advancing gluey mode, and the injection molding material is just to long core high pressure shooting material, can lead to long core tenesmus, and the hole center that finally can make the product is not concentric with the appearance center.
At present, a long core is positioned at the tail end of a processed product, such as a water-through toothbrush and the like, and the front end of the long core can drop under high-pressure injection molding pressure, so that the center of the long core and the center of the appearance of the product are not concentric, the product percent of pass is reduced, and the enterprise cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model provides a to above problem, provide a simple structure, convenient location improves product processingquality's elongated core mould location structure.
The technical scheme of the utility model is that: the injection mold comprises an upper mold, a lower mold and a mold core, wherein the upper mold and the lower mold are arranged up and down, a mold cavity is arranged between opposite surfaces of the upper mold and the lower mold, and an injection nozzle communicated with the mold cavity is arranged on the upper mold;
the mold core is used for extending into the mold cavity and is connected to the mold core seat, a placement groove for placing the mold core seat is formed in the middle of the tail end of the upper mold and the middle of the tail end of the lower mold, and the placement groove is communicated with the mold cavity;
the mold is characterized in that a lower front positioning rod extending into the mold cavity is arranged at the front end of the lower mold, a lower middle positioning rod extending into the mold cavity is arranged at the middle end of the lower mold, and the lower front positioning rod and the lower middle positioning rod are respectively in contact with the mold core.
The front end of the upper die is provided with an upper front positioning rod extending into the die cavity, the middle end of the upper die is provided with an upper middle positioning rod extending into the die cavity, and the upper front positioning rod and the upper middle positioning rod are respectively contacted with the die core;
the upper front positioning rod is positioned right above the lower front positioning rod,
the upper middle positioning rod is positioned right above the lower middle positioning rod.
And the lower die is positioned in the die cavity and is internally provided with a supporting block used for contacting the die core.
The core seat is internally provided with an embedding hole, and the core is arranged in the embedding hole of the core seat.
The mold core is provided with an upper groove for placing an upper middle positioning rod and a lower groove for placing a lower middle positioning rod.
The upper groove is communicated with the lower groove, and the diameter of the upper groove is smaller than that of the lower groove.
In the working process of the utility model, as the core is arranged on the core print seat, the end of the core is provided with preliminary positioning when the core extends into the die cavity; through preceding locating lever under the front end setting of last mould, the well locating lever under the well end setting increases the support fixed position of core for the injection molding material keeps long line core not to take place the displacement when penetrating the material to the core high pressure through the injection nozzle, and like this, long core is in the die cavity, ensures that long core center and die cavity center keep unanimous, improves the shaping reliability.
The utility model discloses convenient processing, the operation is reliable.
Drawings
Figure 1 is a schematic structural view of the present invention,
figure 2 is a schematic drawing showing the mold open of figure 1,
figure 3 is a second schematic diagram of the mold open of figure 1,
FIG. 4 is a schematic structural view of a cavity-molded product;
in the figure, 1 is an upper die, 2 is a lower die, 3 is a core, 4 is a die cavity, 5 is an injection nozzle, 6 is a core seat, 7 is a placing groove, 8 is a lower front positioning rod, 9 is a lower middle positioning rod, 10 is an upper front positioning rod, 11 is an upper middle positioning rod, 12 is a supporting block, 13 is an embedding hole, 14 is a through hole, 141 is a first hole, 142 is a second hole, and 15 is a product.
Detailed Description
The utility model is shown in figures 1-4, and comprises an upper die 1, a lower die 2 and a core 3, wherein the upper die 1 and the lower die 2 are arranged up and down, a die cavity 4 is arranged between the opposite surfaces of the upper die and the lower die, and the upper die is provided with an injection nozzle 5 communicated with the die cavity;
the mold core 3 is used for extending into the mold cavity 4, the mold core 3 is connected to a mold core seat 6, a placement groove 7 for placing the mold core seat is formed in the middle of the tail end of the upper mold 1 and the middle of the tail end of the lower mold, and the placement groove 7 is communicated with the mold cavity 4;
the front end of the lower die 2 is provided with a lower front positioning rod 8 extending into the die cavity, the middle end of the lower die is provided with a lower middle positioning rod 9 extending into the die cavity, and the lower front positioning rod and the lower middle positioning rod are respectively contacted with the die core.
In the working process of the utility model, as the core is arranged on the core print seat, the end of the core is provided with preliminary positioning when the core extends into the die cavity; through preceding locating lever under the front end setting of last mould, the well locating lever under the well end setting increases the support fixed position of core for the injection molding material keeps long line core not to take place the displacement when penetrating the material to the core high pressure through the injection nozzle, and like this, long core is in the die cavity, ensures that long core center and die cavity center keep unanimous, improves the shaping reliability.
The front end of the upper die is provided with an upper front positioning rod 10 extending into the die cavity, the middle end of the upper die is provided with an upper middle positioning rod 11 extending into the die cavity, and the upper front positioning rod and the upper middle positioning rod are respectively contacted with the die core;
the upper front positioning rod 10 is positioned right above the lower front positioning rod 8,
the upper middle positioning rod 11 is positioned right above the lower middle positioning rod 9.
The upper die is provided with an upper front positioning rod and an upper middle positioning rod, so that the upper front positioning rod and the upper middle positioning rod are respectively connected with a lower front positioning rod and a lower middle positioning rod, and the core is reliably compressed on the premise of ensuring the reliable positioning of the core.
The front positioning rod, the upper middle positioning rod, the lower front positioning rod and the lower middle positioning rod are arranged, so that the replacement is convenient.
The lower die is positioned in the die cavity and is provided with a supporting block 12 used for contacting the die core.
The supporting block can be directly arranged to support the mold core, and the processing is convenient. The selection setting can be carried out according to the working condition and the product processing requirement.
The core seat is internally provided with an embedding hole 13, and the core is arranged in the embedding hole of the core seat.
Thus, the core is convenient to replace; because the mold core is longer, when the mold core is deformed, the mold core is convenient to replace, and the cost is saved.
The core is provided with an upper groove for placing an upper middle positioning rod 11 and a lower groove for placing a lower middle positioning rod 9.
The upper groove and the lower groove are arranged, so that the upper middle positioning rod and the lower middle positioning rod can be reliably positioned, and the forming reliability is improved.
The upper groove is communicated with the lower groove, and the diameter of the upper groove is smaller than that of the lower groove.
Thus, it is convenient to form a product 15 (i.e., a toothbrush) with a through hole 14 that is a stepped hole that includes a first hole 141 and a second hole 142, the first hole 141 corresponding to the upper channel and the second hole 142 corresponding to the lower channel.
The disclosure of the present application also includes the following points:
(1) the drawings of the embodiments disclosed herein only relate to the structures related to the embodiments disclosed herein, and other structures can refer to general designs;
(2) in case of conflict, the embodiments and features of the embodiments disclosed in this application can be combined with each other to arrive at new embodiments;
the above embodiments are only embodiments disclosed in the present disclosure, but the scope of the disclosure is not limited thereto, and the scope of the disclosure should be determined by the scope of the claims.
Claims (6)
1. The long core mold positioning structure comprises an upper mold, a lower mold and a mold core, wherein the upper mold and the lower mold are arranged up and down, a mold cavity is arranged between opposite surfaces of the upper mold and the lower mold, and the upper mold is provided with an injection nozzle communicated with the mold cavity;
the mold core is used for extending into the mold cavity and is connected to the mold core seat, a placement groove for placing the mold core seat is formed in the middle of the tail end of the upper mold and the middle of the tail end of the lower mold, and the placement groove is communicated with the mold cavity;
the mold is characterized in that a lower front positioning rod extending into the mold cavity is arranged at the front end of the lower mold, a lower middle positioning rod extending into the mold cavity is arranged at the middle end of the lower mold, and the lower front positioning rod and the lower middle positioning rod are respectively in contact with the mold core.
2. The elongated core mold positioning structure according to claim 1, wherein the upper mold has an upper front positioning rod at a front end thereof, which extends into the mold cavity, and an upper middle positioning rod at a middle end thereof, which extends into the mold cavity, the upper front positioning rod and the upper middle positioning rod being in contact with the mold core, respectively;
the upper front positioning rod is positioned right above the lower front positioning rod,
the upper middle positioning rod is positioned right above the lower middle positioning rod.
3. The elongated core mold positioning structure of claim 1, wherein the lower mold is positioned within the mold cavity with a support block for contacting the core.
4. The elongate core mold positioning structure according to any one of claims 1 to 3, wherein an insert hole is provided in the core print, and the core is provided in the insert hole of the core print.
5. The elongated core mold positioning structure according to claim 2, wherein the core is provided with an upper groove for placing an upper middle positioning rod and a lower groove for placing a lower middle positioning rod.
6. The elongated core mold positioning structure of claim 5, wherein the upper channel and the lower channel are in communication, the upper channel having a diameter smaller than a diameter of the lower channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121554747.3U CN215283138U (en) | 2021-07-08 | 2021-07-08 | Long core mould positioning structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121554747.3U CN215283138U (en) | 2021-07-08 | 2021-07-08 | Long core mould positioning structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215283138U true CN215283138U (en) | 2021-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121554747.3U Active CN215283138U (en) | 2021-07-08 | 2021-07-08 | Long core mould positioning structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215283138U (en) |
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2021
- 2021-07-08 CN CN202121554747.3U patent/CN215283138U/en active Active
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