CN215791378U - Lamp shell injection mold with accurate lamp holder mold closing - Google Patents
Lamp shell injection mold with accurate lamp holder mold closing Download PDFInfo
- Publication number
- CN215791378U CN215791378U CN202121535516.8U CN202121535516U CN215791378U CN 215791378 U CN215791378 U CN 215791378U CN 202121535516 U CN202121535516 U CN 202121535516U CN 215791378 U CN215791378 U CN 215791378U
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- Prior art keywords
- injection mold
- lamp
- lamp holder
- mold
- accurate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000002347 injection Methods 0.000 title claims abstract description 112
- 239000007924 injection Substances 0.000 title claims abstract description 112
- 241000258971 Brachiopoda Species 0.000 title claims abstract description 16
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 239000004576 sand Substances 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 abstract description 11
- 238000000465 moulding Methods 0.000 description 7
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 230000008602 contraction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000003086 colorant Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
Images
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a lamp shell injection mold with accurate lamp holder mold closing, which comprises a top plate, an upper injection mold, a lower injection mold, a supporting block and a bottom plate which are sequentially arranged from top to bottom, wherein a front lamp holder injection mold and a rear lamp holder injection mold which are symmetrical from front to back are respectively arranged on the inner side of the upper injection mold, a lamp holder injection mold positioning block is arranged at the bottom of the top plate, the lamp holder injection mold positioning block penetrates through the upper plate to extend to the upper injection mold, first inclined planes which are inclined outwards from top to bottom are respectively arranged on the outer sides of the front lamp holder injection mold and the rear lamp holder injection mold, a notch with a T-shaped cross section is arranged on the first inclined plane, a second inclined plane which is inclined inwards from top to bottom is arranged on the outer side of the lamp holder injection mold positioning block, and a convex strip which is T-shaped in cross section and corresponds to the notch is arranged on the second inclined plane. The lamp cap mold alignment device is simple in structure, convenient to operate, easy and accurate in alignment of the lamp cap mold, and not prone to position deviation, and ensures the injection molding quality of the lamp shell.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to a lamp shell injection mold with an accurate lamp holder mold closing effect.
Background
Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like. However, in the installation process of the existing lamp shell injection mold, when the upper mold and the lower mold are assembled, the lamp cap mold is difficult to align, especially for the lamp shell with high injection molding requirement on the lamp cap, the position deviation is easy to occur, the deviation occurs to the shape and the size of the lamp shell which is injected, and the injection molding quality of the lamp shell is influenced. Therefore, there is a need for improvements in the prior art to avoid the disadvantages of the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide the lamp shell injection mold with the accurate lamp cap mold closing, which has the advantages of simple structure and convenience in operation.
The utility model is realized by the following technical scheme:
the utility model provides an accurate lamp body injection mold of lamp holder mould compound die, includes roof, upper plate, last injection mold, lower injection mold, supporting shoe and the bottom plate that from top to bottom sets gradually, go up injection mold and lamp holder back injection mold before the lamp holder of symmetry around injection mold's inboard is installed respectively, the lamp holder injection mold locating piece is installed to the bottom of roof, the lamp holder injection mold locating piece passes the upper plate extends to go up injection mold, the outside of injection mold and lamp holder back injection mold all is equipped with the first inclined plane that leans out from top to bottom before the lamp holder, first inclined plane is equipped with the fluting that the cross section is T shape, the outside of lamp holder injection mold locating piece is equipped with the second inclined plane of leanin from top to bottom, the second inclined plane be equipped with the cross section that the fluting corresponds is the sand grip of T shape.
Furthermore, the supporting block is provided with a plurality of longitudinal connecting columns, and the top plate, the upper injection mold and the lower injection mold are sleeved outside the connecting columns.
Furthermore, a supporting seat is arranged on the inner side of the top of the bottom plate, a plurality of longitudinal guide pillars are arranged on the supporting seat, and the guide pillars are sleeved on the lower injection mold.
Furthermore, a longitudinal reset spring is installed at the top of the supporting seat, and the top end of the reset spring is propped against the lower injection mold.
Furthermore, the upper injection mold is provided with a plurality of heat dissipation heat flow pipelines.
Furthermore, the upper plate is provided with a through hole for sleeving the lamp cap injection mold positioning block.
Furthermore, the included angles between the first inclined plane and the horizontal plane and the included angles between the second inclined plane and the horizontal plane are both 45-75 degrees.
Compared with the prior art, the lamp cap injection mold has the advantages that the outer sides of the front lamp cap injection mold and the rear lamp cap injection mold are respectively provided with the first inclined planes which are inclined outwards from top to bottom, the first inclined planes are provided with the grooves with the T-shaped cross sections, the outer sides of the lamp cap injection mold positioning blocks are provided with the second inclined planes which are inclined inwards from top to bottom, and the second inclined planes are provided with the convex strips with the T-shaped cross sections corresponding to the grooves, so that when the upper injection mold and the lower injection mold are combined, the lamp cap injection mold is easy to align, the alignment is accurate, the position deviation is not easy to occur, the injection molding quality of the lamp housing is ensured, and when the injection lamp cap of the lamp housing is subjected to expansion by heat and contraction by cold during injection, the upper injection mold and the lower injection mold can be automatically adjusted vertically, and the injection molding quality of the lamp cap is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a lamp housing injection mold with accurate mold closing of a lamp cap mold according to the utility model;
FIG. 2 is an exploded view of the lamp housing injection mold with accurate mold closing of the lamp cap mold according to the present invention;
FIG. 3 is a schematic structural view of a lamp holder front injection mold and a lamp holder injection mold positioning block according to the present invention.
In the figure: 1-a top plate; 2-upper plate; 3, mounting an injection mold; 4-lower injection mold; 5-a support block; 6-a bottom plate; 7-injection molding the front lamp holder; 8-lamp holder injection mold positioning block; 9-a first bevel; 10-slotting; 11-a second bevel; 12-convex strips; 13-connecting column; 14-a support base; 15-guide pillar; 16-a return spring; 17-heat dissipation flow guide pipe; 18-through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 3, the lamp housing injection mold with accurate mold closing of the lamp holder mold of the present invention comprises a top plate 1, an upper plate 2 and an upper injection mold 3 arranged in sequence from top to bottom, lower injection mold 4, supporting shoe 5 and bottom plate 6, go up injection mold 3's inboard and install preceding injection mold 7 of lamp holder and the injection mold behind the lamp holder of longitudinal symmetry respectively, lamp holder injection mold locating piece 8 is installed to the bottom of roof 1, lamp holder injection mold locating piece 8 passes upper plate 2 and extends to injection mold 3, the outside of injection mold 7 behind lamp holder and the injection mold behind the lamp holder all is equipped with first inclined plane 9 that leans out from top to bottom, first inclined plane 9 is equipped with the fluting 10 that the cross section is the T shape, the outside of lamp holder injection mold locating piece 8 is equipped with the second inclined plane 11 that leans in from top to bottom, second inclined plane 11 is equipped with the sand grip 12 that the cross section that corresponds with fluting 11 is the T shape. The outside through injection mould 7 behind lamp holder and the lamp holder all is equipped with the first inclined plane 9 that leans out from top to bottom, first inclined plane 9 is equipped with the fluting 10 that the cross section is T shape, the outside of lamp holder injection mould locating piece 8 is equipped with the second inclined plane 11 that from top to bottom leanin, second inclined plane 11 is equipped with the cross section that corresponds with fluting 10 and is the sand grip 12 of T shape, when making the upper injection mould 3 and the lower injection mould 4 compound die, the lamp holder injection mould counterpoints easily, it is accurate to counterpoint, be difficult to appear the position deviation, guarantee the quality of moulding plastics of lamp body, when moulding plastics, the lamp holder department of moulding plastics of lamp body is when being heated and expands with cold, upper injection mould 3 and lower injection mould 4 can be automatic fine setting from top to bottom, improve the quality of moulding plastics of lamp holder.
The supporting block 5 is provided with a plurality of longitudinal connecting columns 13, and the top plate 1, the upper plate 2, the upper injection mold 3 and the lower injection mold 4 are sleeved outside the connecting columns 13, so that the assembly and the fixed connection of the injection mold are facilitated.
The inner side of the top of the bottom plate 6 is provided with a supporting seat 14, the supporting seat 4 is provided with a plurality of longitudinal guide posts 15, and the guide posts 15 are sleeved on the lower injection mold 4, so that the lower injection mold 4 is easy to position and install, and the structure is stable after installation.
The top of the supporting seat 14 is provided with a longitudinal return spring 16, the top end of the return spring 16 abuts against the lower injection mold 4, and the upper and lower positions of the lower injection mold 4 and the upper injection mold 3 can be changed according to the expansion and contraction degree of the injection-molded plastic in the injection molding process, so that the stable quality of the injection-molded lamp housing is ensured.
The upper injection mold 3 is provided with a plurality of heat dissipation heat conduction pipelines 17, so that the conduction of cooling liquid is facilitated, the heat dissipation is more uniform, and the injection molding stability is ensured.
The upper plate 2 is provided with a through hole 18 for sleeving the lamp cap injection mold positioning block 8, so that the stability of downward operation of the lamp cap injection mold positioning block 8 is ensured.
The included angles between the first inclined plane 9 and the horizontal plane and between the second inclined plane 11 and the horizontal plane are both 45-75 degrees, as a specific implementation mode, the included angles between the first inclined plane 9 and the horizontal plane and between the second inclined plane 11 and the horizontal plane are both 60 degrees, and the lamp cap injection mold positioning block can slide smoothly relative to the lamp cap front injection mold and the lamp cap rear injection mold.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a lamp body injection mold that lamp holder mould compound die is accurate which characterized in that: including roof, upper plate, last injection mold, lower injection mold, supporting shoe and the bottom plate that from top to bottom set gradually, go up injection mold's inboard and install the injection mold behind the lamp holder front injection mold of symmetry and the lamp holder respectively, the lamp holder injection mold locating piece is installed to the bottom of roof, the lamp holder injection mold locating piece passes the upper plate extends to go up injection mold, the outside of injection mold all is equipped with the first inclined plane that leans out from top to bottom behind lamp holder front injection mold and the lamp holder, first inclined plane is equipped with the fluting that the cross section is T shape, the outside of lamp holder injection mold locating piece is equipped with the second inclined plane that from top to bottom leanin, the second inclined plane be equipped with the cross section that the fluting corresponds is the sand grip of T shape.
2. The lamp shell injection mold with accurate lamp cap mold closing according to claim 1, characterized in that: the supporting block is provided with a plurality of longitudinal connecting columns, and the top plate, the upper injection mold and the lower injection mold are sleeved outside the connecting columns.
3. The lamp shell injection mold with accurate lamp cap mold closing according to claim 1, characterized in that: the inner side of the top of the bottom plate is provided with a supporting seat, the supporting seat is provided with a plurality of longitudinal guide pillars, and the guide pillars are sleeved on the lower injection mold.
4. The lamp shell injection mold with accurate lamp cap mold closing according to claim 3, characterized in that: and a longitudinal reset spring is installed at the top of the supporting seat, and the top end of the reset spring is propped against the lower injection mold.
5. The lamp shell injection mold with accurate lamp cap mold closing according to claim 1, characterized in that: the upper injection mold is provided with a plurality of heat dissipation heat flow pipelines.
6. The lamp shell injection mold with accurate lamp cap mold closing according to claim 1, characterized in that: the upper plate is provided with a through hole for sleeving the lamp cap injection mold positioning block.
7. The lamp shell injection mold with accurate lamp cap mold closing according to claim 1, characterized in that: the included angles between the first inclined plane and the horizontal plane and the included angles between the second inclined plane and the horizontal plane are both 45-75 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121535516.8U CN215791378U (en) | 2021-07-07 | 2021-07-07 | Lamp shell injection mold with accurate lamp holder mold closing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121535516.8U CN215791378U (en) | 2021-07-07 | 2021-07-07 | Lamp shell injection mold with accurate lamp holder mold closing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215791378U true CN215791378U (en) | 2022-02-11 |
Family
ID=80180712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121535516.8U Expired - Fee Related CN215791378U (en) | 2021-07-07 | 2021-07-07 | Lamp shell injection mold with accurate lamp holder mold closing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215791378U (en) |
-
2021
- 2021-07-07 CN CN202121535516.8U patent/CN215791378U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |