CN218053789U - Anti-electricity wall and insert external wrapping type mold - Google Patents
Anti-electricity wall and insert external wrapping type mold Download PDFInfo
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- CN218053789U CN218053789U CN202221848800.5U CN202221848800U CN218053789U CN 218053789 U CN218053789 U CN 218053789U CN 202221848800 U CN202221848800 U CN 202221848800U CN 218053789 U CN218053789 U CN 218053789U
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- insert
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- proof wall
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- 238000007789 sealing Methods 0.000 claims description 39
- 238000003825 pressing Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000001746 injection moulding Methods 0.000 abstract description 6
- 239000000243 solution Substances 0.000 description 6
- 239000004568 cement Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of mold, prevent electric wall, including preventing electric wall body, locate prevent the outer mold insert on the electric wall body, the outer mold insert includes the external screw thread to and the sealed face group of outer mold insert, the sealed face group of outer mold insert is used for offsetting with the die cavity, so that the die cavity with form sealed space between the external screw thread. The utility model also provides an outer packet mode mould of mold insert. The utility model discloses a prevent electric wall is through being equipped with the sealed face group of outer mold insert on outer mold insert for the sealed face group of outer mold insert offsets with the die cavity of the outer formula mould of mold insert, thereby makes to form sealed hole between external screw thread and the die cavity. Thus, during injection molding, plastic cannot flow into the gap between the outer insert and the cavity. Therefore, plastic residue on the external thread can be avoided through the structure of the electricity-proof wall and the structural matching of the external insert, the precision of the mold and the precision of the external insert are not required to be additionally improved, and the production cost is reduced.
Description
[ technical field ] A
The utility model relates to the technical field of mold, concretely relates to prevent outer package mould of electric wall and mold insert.
[ background of the invention ]
External threads are typically provided on the electricity protection wall for connection. The external thread is arranged on the insert, and the electricity-proof wall is integrally connected with the insert during injection molding. However, when the electricity-proof wall is produced by the existing injection mold, molten plastic is easy to enter at the connecting position of the insert, so that burrs are generated, even glue leakage occurs, and the plastic is remained on the external thread of the electricity-proof wall which is finally injected, so that the cleaning difficulty is high, and the production efficiency is reduced. Although the problem of plastic inflow can be solved by improving the accuracy of the mold and the accuracy of the insert, the increase of the processing cost is undoubtedly caused, and particularly the accuracy of the insert, each of which is required to be improved, is required.
[ Utility model ] content
In order to solve the technical problem of residual plastic on the external screw thread, the utility model provides an it prevents outer packet mode mould of electric wall and mold insert.
The utility model discloses a realize through following technical scheme:
the electricity-proof wall comprises an electricity-proof wall body and an outer insert arranged on the electricity-proof wall body, wherein the outer insert comprises an external thread and an outer insert sealing surface group, and the outer insert sealing surface group is used for abutting against a cavity so as to enable the cavity and the external thread to form a sealing space.
As described above, the outer insert sealing surface set includes an abutment surface for pressing against the inside surface of the cavity.
The electricity-proof wall as described above, wherein the set of outer insert sealing surfaces comprises a cross-section intersecting the inner side of the cavity.
The electricity-proof wall as described above, wherein the interface is connected with the cross section.
The electricity-proof wall is characterized in that the joint face is 90 degrees to the joint of the cross section.
The electricity-proof wall comprises the outer embedded piece and a plurality of embedded parts, wherein the embedded parts are embedded into the electricity-proof wall body, and the plurality of embedded parts are arranged at intervals so that a gap is formed between the two embedded parts.
The electricity-proof wall as described above, the outer insert includes an inclined surface connected to the outer insert sealing surface set, the inclined surface gradually inclines from one end of the outer insert to the other end along the radial direction, and the embedding portion is provided on the inclined surface.
The electricity-proof wall is characterized in that the joint of the joint surface and the cross section is the largest edge of the outer insert.
The electricity-proof wall further comprises a top sealing surface group, the top sealing surface group comprises a top connecting surface and a top cross section, the external thread is arranged along the axis direction of the outer insert, and the top sealing surface group and the outer insert sealing surface group are respectively arranged at two ends of the external thread and are arranged at intervals with the external thread.
The utility model also discloses an outer packet mode mould of mold insert, it is used for the preparation as above prevent the electric wall, including last die cavity, outer mold insert seal face group with the inner wall of going up the die cavity offsets.
Compared with the prior art, the utility model discloses an there are following advantage:
the utility model discloses a prevent electric wall is through being equipped with the sealed face group of outer mold insert on outer mold insert for the sealed face group of outer mold insert offsets with the die cavity of the outer formula mould of mold insert, thereby makes to form sealed hole between external screw thread and the die cavity. Thus, during injection molding, plastic cannot flow into the gap between the outer insert and the cavity. Therefore, plastic residue on the external thread can be avoided through the structure of the electricity-proof wall and the structural matching of the external insert, the precision of the mold and the precision of the external insert are not required to be additionally improved, and the production cost is reduced.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained without creative efforts.
FIG. 1 is a schematic structural view of an electricity-proof wall;
FIG. 2 is an exploded view of the structure of FIG. 1;
FIG. 3 is a half-sectional view of an insert overcladding mold;
fig. 4 is an enlarged view of fig. 3 at a.
[ detailed description ] embodiments
In order to make the technical problem technical scheme and the beneficial effect that the utility model solved more clearly understand, it is right to combine the attached drawing and embodiment below the utility model discloses further detailed description proceeds. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The electricity-proof wall comprises an electricity-proof wall body 1 and an outer insert 2 arranged on the electricity-proof wall body 1, wherein the outer insert 2 comprises an external thread 21 and an outer insert sealing surface group 22, and the outer insert sealing surface group 22 is used for abutting against a cavity so that the cavity and the external thread 21 form a sealing space 3.
The utility model discloses a prevent electric wall is through being equipped with the sealed face group of outer mold insert on outer mold insert for the sealed face group of outer mold insert offsets with the die cavity of the outer formula mould of mold insert, thereby makes to form sealed hole between external screw thread and the die cavity. Thus, during injection molding, plastic cannot flow into the gap between the outer insert and the cavity. Therefore, plastic cement residues on the external threads can be avoided through the structure of the electricity-proof wall and the structure matching of the outer insert, the precision of the mold and the precision of the outer insert do not need to be additionally improved, and the production cost is reduced.
Further, as a preferred embodiment of the present solution, and not by way of limitation, the insert sealing surface set 22 includes an abutment surface 221 for pressing against the inside surface of the cavity. The abutting surface is tightly attached to the cavity, so that plastic is prevented from entering the sealed space. However, the abutting surface is tightly attached to the cavity, the degree of fit between the abutting surface and the cavity is relatively tight, the outer insert needs to enter the cavity, the abutting position between the abutting surface and the cavity is located in the direction close to the opening of the cavity, or the abutting surface is finally contacted and abutted against the cavity in the process that the outer insert enters the cavity.
Further, as a preferred embodiment of the present solution, and not by way of limitation, the insert sealing surface set 22 includes a cross-section 222 intersecting the cavity inside surface. The cross-section serves to hinder the flow of plastic into the sealed space.
Further, as a preferred embodiment of the present invention, but not limited thereto, the abutting surface 221 is connected to the cross section 222. The cross section blocks the plastic from flowing to the gap between the abutting surface and the cavity in advance, and the abutting surface is used for reducing the gap between the abutting surface and the cavity.
Further, as a preferred embodiment of the present invention, but not limited thereto, the junction plane 221 is 90 ° to the cross section 222. The plastic cement has the best interception effect at 90 degrees.
Further, as a preferred embodiment of the present invention, but not limited thereto, the outer insert 2 includes an embedding portion 23 for embedding into the electricity-proof wall body 1, and the plurality of embedding portions 23 are disposed at intervals so that a gap 24 is formed between the two embedding portions 23. The cross section is protruded out of the embedded part to form a step-shaped blocking structure.
Further, as a preferred embodiment of the present invention, but not limited thereto, the outer insert 2 includes a slope 25 connected to the outer insert sealing surface group 22, the slope 25 gradually slopes in a radial direction from one end of the outer insert 2 to the other end thereof, and the insert portion 23 is provided on the slope 25. The inclined surface is in a conical inclined surface shape, the inclined surface inclines towards the center of the outer insert and is used for guiding the plastic to flow towards the center of the outer insert, and meanwhile, the extrusion force of the plastic on the inclined surface can enable the abutting surface to be tightly attached to the cavity.
Further, as a preferred embodiment of the present invention, but not limited thereto, the junction of the abutment surface 221 and the cross section 222 is the largest edge of the outer insert 2. The maximum edge is matched with the cavity, so that plastic is prevented from flowing into the sealed space, and the outer insert is not prevented from being inserted into the cavity.
Further, as a preferred embodiment of the present invention, but not limited thereto, the present invention further includes a top sealing surface set 5, the top sealing surface set 5 includes a top contact surface 51 and a top cross section 52, the external thread 21 is disposed along the axial direction of the external insert 2, and the top sealing surface set 5 and the external insert sealing surface set 22 are respectively located at two ends of the external thread 21 and are spaced apart from the external thread 21. The top sealing surface set and the outer insert sealing surface set are located at two ends of the external thread respectively, thereby preventing plastic from entering the external thread.
The mold insert external-wrapping type mold is used for manufacturing the electricity-proof wall and comprises an upper cavity 4, and the external insert sealing surface group 22 abuts against the inner wall of the upper cavity 4.
The electricity-proof wall comprises an electricity-proof wall body 1 and an inner insert 6 arranged on the electricity-proof wall body 1, wherein the inner insert 6 comprises an internal thread 61 and an inner insert sealing surface group 62, and the inner insert sealing surface group 62 is used for abutting against a cavity so as to form an isolation space 7 between the cavity and the internal thread 61.
The utility model discloses a prevent electric wall is through being equipped with the sealed face group of interior mold insert on the mold insert for the sealed face group of interior mold insert offsets with the die cavity of preventing the electric wall mould, thereby makes to form isolated space between internal thread and the die cavity. Thus, during injection molding, plastic cannot flow into the gap between the insert and the cavity. Therefore, plastic residues on the internal thread can be avoided through the structure of the electricity-proof wall and the structural matching of the internal insert, the precision of the mold and the precision of the internal insert are not required to be additionally improved, and the production cost is reduced.
Further, as a preferred embodiment of the present solution, but not limited thereto, the insert sealing surface set 62 includes a pressing surface 621 for pressing against the cavity. The pressing surface is tightly attached to the cavity, so that plastic is prevented from entering the isolated space.
Further, as a preferred embodiment of this solution, but not limiting, the insert sealing surface set 62 includes an intersecting surface 622 that intersects the cavity. The intersecting surfaces are used for preventing the plastic from flowing to the isolated space.
Further, as a preferred embodiment of the present invention, but not limited thereto, the abutting surface 621 is connected to the intersecting surface 622. The intersecting surface blocks the plastic from flowing to the gap between the pressing surface and the cavity in advance, and the pressing surface is used for reducing the gap between the pressing surface and the cavity.
Further, as a preferred embodiment of the present disclosure, but not limited thereto, the joint between the abutting surface 621 and the intersecting surface 622 is 90 °. The plastic cement has the best interception effect when the two are at 90 degrees.
Further, as a preferred embodiment of the present invention, but not limited thereto, the insert 6 includes a plurality of protruding rings 63 arranged at intervals, and a groove portion 64 for plastic to be inserted is formed between two adjacent protruding rings 63. The groove part is used for being fixedly connected with the electricity-proof wall body, the axial stress strength of the inner insert is increased,
further, as a preferred embodiment of the present invention, but not limited thereto, a plurality of protrusions 631 are disposed on the protruding ring 63, and the protrusions 631 are arranged circumferentially along the protruding ring 63. The groove part is used for being fixedly connected with the electricity-proof wall body, and the circumferential stress strength of the inner insert is increased.
The electricity-proof wall mold is used for manufacturing the electricity-proof wall and comprises a lower cavity 9, and the inner insert sealing surface group 62 abuts against the inner wall of the lower cavity 9.
Further, as a preferred embodiment of the present disclosure, but not limited thereto, the lower cavity 9 includes a lower cavity top surface 91, a lower cavity side surface 92, and a lower cavity bottom surface 93, the inner insert 6 further includes a side surface 65 abutting against the lower cavity side surface 92, and a top cross section 66 flush with the lower cavity top surface 91, the inner thread 61 of the inner insert sealing surface set 62 is disposed along an axial direction of the inner insert 6, and the top cross section 66 and the inner insert sealing surface set 62 are respectively located at two ends of the inner thread 61 and are spaced apart from the inner thread 61. The lower cavity top surface is flush with the top cross section so that plastic can flow smoothly and is prevented from entering a gap between the lower cavity top surface and the top cross section.
Further, as a preferred embodiment of the present solution, but not limiting, said top cross section 66 is provided with a step 67 with the outside. The step is favorable for slowing down the speed of the plastic flowing to the top cross section.
The working principle of the embodiment is as follows:
the utility model discloses a prevent electric wall is through being equipped with the sealed face group of outer mold insert on outer mold insert for the sealed face group of outer mold insert offsets with the die cavity of the outer formula mould of mold insert, thereby makes to form sealed hole between external screw thread and the die cavity. Thus, during injection molding, plastic cannot flow into the gap between the outer insert and the cavity. Therefore, plastic cement residues on the external threads can be avoided through the structure of the electricity-proof wall and the structure matching of the outer insert, the precision of the mold and the precision of the outer insert do not need to be additionally improved, and the production cost is reduced.
The foregoing is illustrative of embodiments provided in connection with the detailed description and is not intended to limit the invention to the specific embodiments described. Similar to the structure of the method, or several technical deductions or substitutions made on the premise of the conception of the present application, should be regarded as the protection scope of the present application.
Claims (10)
1. Prevent electric wall, its characterized in that: including preventing electric wall body (1), locate prevent outer mold insert (2) on electric wall body (1), outer mold insert (2) are including external screw thread (21) to and outer sealed face group of insert (22), outer sealed face group of insert (22) are used for offsetting with the die cavity, so that the die cavity with form confined space (3) between external screw thread (21).
2. The electricity-proof wall of claim 1, characterized in that: the set of insert sealing surfaces (22) comprises an abutment surface (221) for pressing against an inner side of the cavity.
3. The electricity-proof wall of claim 2, characterized in that: the insert sealing surface set (22) includes a cross-section (222) intersecting the cavity interior side.
4. The electricity-proof wall of claim 3, characterized in that: the abutment surface (221) abuts the cross-section (222).
5. The electricity-proof wall of claim 4, characterized in that: the abutment surface (221) is at 90 ° to the intersection of the cross-section (222).
6. The electricity-proof wall of claim 1, characterized in that: the outer insert (2) comprises an embedding part (23) used for being embedded into the electricity-proof wall body (1), and the embedding parts (23) are arranged at intervals, so that a gap (24) is formed between the two embedding parts (23).
7. The electricity-proof wall of claim 6, characterized in that: the outer insert (2) comprises an inclined surface (25) connected with the outer insert sealing surface group (22), the inclined surface (25) gradually inclines from one end of the outer insert (2) to the other end along the radial direction, and the embedding part (23) is arranged on the inclined surface (25).
8. The electricity-proof wall of claim 3, characterized in that: the junction of the abutment surface (221) and the cross-section (222) is at the largest edge of the insert (2).
9. The electricity-proof wall of claim 1, characterized in that: the novel insert sealing structure is characterized by further comprising a top sealing surface group (5), wherein the top sealing surface group (5) comprises a top connecting surface (51) and a top cross section (52), the external thread (21) is arranged along the axis direction of the external insert (2), and the top sealing surface group (5) and the external insert sealing surface group (22) are respectively located at two ends of the external thread (21) and are arranged at intervals with the external thread (21).
10. An insert-encased mold for making the electricity-proof wall as claimed in any one of claims 1 to 9, characterized in that: the mold comprises an upper cavity (4), wherein the outer insert sealing surface group (22) is abutted against the inner wall of the upper cavity (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221848800.5U CN218053789U (en) | 2022-07-18 | 2022-07-18 | Anti-electricity wall and insert external wrapping type mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221848800.5U CN218053789U (en) | 2022-07-18 | 2022-07-18 | Anti-electricity wall and insert external wrapping type mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218053789U true CN218053789U (en) | 2022-12-16 |
Family
ID=84400523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221848800.5U Active CN218053789U (en) | 2022-07-18 | 2022-07-18 | Anti-electricity wall and insert external wrapping type mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218053789U (en) |
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2022
- 2022-07-18 CN CN202221848800.5U patent/CN218053789U/en active Active
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