CN116476355A - Manufacturing device for integrally forming lamp housing - Google Patents
Manufacturing device for integrally forming lamp housing Download PDFInfo
- Publication number
- CN116476355A CN116476355A CN202310288174.1A CN202310288174A CN116476355A CN 116476355 A CN116476355 A CN 116476355A CN 202310288174 A CN202310288174 A CN 202310288174A CN 116476355 A CN116476355 A CN 116476355A
- Authority
- CN
- China
- Prior art keywords
- heat dissipation
- runner
- die
- die cavity
- communicated
- Prior art date
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- 230000017525 heat dissipation Effects 0.000 claims abstract description 42
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 4
- 241000258971 Brachiopoda Species 0.000 abstract description 16
- 238000000926 separation method Methods 0.000 abstract description 6
- 238000001816 cooling Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 2
- 239000002826 coolant Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
- B29C48/87—Cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/747—Lightning equipment
- B29L2031/7472—Lampshades
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a manufacturing device for integrally forming a lamp housing, which comprises an extruder, a main die body and a die core, wherein the main die body at least comprises a die cavity which is communicated with the die cavity in the front and the back, the die core is arranged in the die cavity, a forming runner is arranged between the die cavity and the die core, a feeding runner which is mutually communicated with the forming runner is arranged on the main die body, a first heat dissipation runner which surrounds the die cavity is arranged in the main die body, a sealing plate is arranged on the rear side wall surface of the main die body, the die core is fixedly arranged on the sealing plate, the discharge end of the extruder is mutually communicated with the feeding runner, a second heat dissipation runner is arranged in the die core, and the input end and the output end of the second heat dissipation runner are backwards extended and are communicated with the outside. The first heat dissipation runner is used for dissipating heat from the outer side of the die cavity to the lamp shell, the second heat dissipation runner is used for dissipating heat from the inner side to the outer side of the die core to cool the lamp shell, the lamp shell can be effectively subjected to omnibearing heat dissipation, the separation strip in the lamp shell is cooled, and the problem that the lamp shell is not fully hardened after the existing lamp shell is extruded is solved.
Description
Technical Field
The invention relates to a manufacturing device for integrally forming a lamp housing.
Background
In the existing lamp housing 30 production process, the problem encountered by manufacturers is that only the first heat dissipation flow channel 140 is arranged in the general die body, that is, the cooling medium dissipates heat of the extruded lamp housing 30 in the first heat dissipation flow channel 140, the heat dissipation mode can only dissipate heat of the outer side of the lamp housing 30, the left and right separation strips 310 in the lamp housing 30 have a far distance from the first heat dissipation flow channel 140, the two separation strips 310 cannot obtain good heat dissipation through the first heat dissipation flow channel 140, and therefore the separation strips 310 in the lamp housing 30 extruded by the die are soft and are not cooled and hardened, so that the product cannot be delivered for use, and a large technical defect exists.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides an integrated lamp housing forming and manufacturing device with inner and outer dual heat dissipation.
The utility model provides a manufacturing installation for lamp body integrated into one piece, includes extruder, total die body and mold core, total die body is at least including the die cavity that link up from front to back, the mold core sets up in the die cavity, the die cavity with have the shaping runner between the mold core be equipped with on the total die body with the pan feeding runner that shaping runner is linked together is equipped with in the total die body and encircles the first heat dissipation runner of die cavity install on the back lateral wall face of total die body be used for right the die cavity rear end carries out confined shrouding, the mold core is fixed to be set up on the shrouding, the discharge end of extruder with the pan feeding runner is linked together, have the second heat dissipation runner in the mold core, the input and the output backward extension of second heat dissipation runner communicate with outside.
Preferably, the mold cores are arranged in the mold cavity in three and transverse directions.
Preferably, the sealing plate is provided with first through holes which are mutually communicated corresponding to the input end of the second heat dissipation flow channel, and the sealing plate is provided with second through holes which are mutually communicated corresponding to the output end of the second heat dissipation flow channel.
Compared with the prior art, the mold core has the second heat dissipation flow channel, and the input end and the output end of the second heat dissipation flow channel extend backwards to be communicated with the outside. According to the invention, the first heat dissipation flow channel dissipates heat from the outer side of the die cavity, the second heat dissipation flow channel dissipates heat from the inner side to the outer side of the die core to cool the lamp shell, so that the lamp shell can be effectively subjected to omnibearing heat dissipation, the cooling of the separation strip in the lamp shell is met, and the problem that the lamp shell is not fully hardened after the existing lamp shell is extruded is solved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a second schematic cross-sectional view of the present invention;
FIG. 4 is a third schematic cross-sectional view of the present invention;
FIG. 5 is a second perspective view of the present invention;
FIG. 6 is a third perspective view of the present invention;
fig. 7 is a schematic plan view of the present invention.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Referring to fig. 1-7, a manufacturing apparatus for integrally forming a lamp housing includes an extruder 40, a main mold body 10 and a mold core 20, wherein the main mold body 10 includes at least a front-back through mold cavity 110, the mold core 20 is disposed in the mold cavity 110, a forming runner 120 is disposed between the mold cavity 110 and the mold core 20, a feeding runner 130 which is mutually communicated with the forming runner 120 is disposed on the main mold body 10, a first heat dissipation runner 140 surrounding the mold cavity 110 is disposed in the main mold body 10, a sealing plate 200 for sealing a rear end of the mold cavity 110 is mounted on a rear side wall surface of the main mold body 10, the mold core 20 is fixedly disposed on the sealing plate 200, a discharge end of the extruder 40 is mutually communicated with the feeding runner 130, a second heat dissipation runner 210 is disposed in the mold core 20, and an input end and an output end of the second heat dissipation runner 210 are extended backward and are communicated with the outside.
According to the invention, the first heat dissipation flow channel dissipates heat from the outer side of the die cavity, the second heat dissipation flow channel dissipates heat from the inner side to the outer side of the die core to cool the lamp shell, so that the lamp shell can be effectively subjected to omnibearing heat dissipation, the cooling of the separation strip in the lamp shell is met, and the problem that the lamp shell is not fully hardened after the existing lamp shell is extruded is solved.
Referring to fig. 2, the mold core 20 has three and is disposed in lateral arrangement within the mold cavity 110. The partition strips 310 are formed between the three mold cores 20, and the second heat dissipation runners 210 provided at the mold cores 20 can rapidly cool and form the partition strips 310.
Referring to fig. 2, further, a plurality of second heat dissipation runners 210 are provided in each mold core 20. The addition of the second heat dissipation flow channel 210 can effectively improve the heat dissipation efficiency.
Referring to fig. 2 and 6, the sealing plate 200 is provided with first through holes 211 corresponding to the input ends of the second heat dissipation channels 210, and the sealing plate 200 is provided with second through holes 212 corresponding to the output ends of the second heat dissipation channels 210. The first through hole 211 and the second through hole 212 are connected with joints, the joints are connected with pipelines, cooling water or cold air is input to the first through hole 211 through the pipelines, and a refrigerant enters the second heat dissipation flow channel 210 from the first through hole 211 and is output from the second through hole 212, so that circulating cooling is realized.
In the present invention, the discharge end of the extruder 40 is connected to a discharge die pipe 50, and the discharge die pipe 50 is communicated with the feeding flow channel 130.
What is not described in detail in this specification is prior art known to those skilled in the art.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention, and the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying the number of technical features being indicated.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a manufacturing installation for lamp body integrated into one piece, includes extruder (40), total die body (10) and mold core (20), total die body (10) are including at least die cavity (110) that link up around, mold core (20) set up in die cavity (110), die cavity (110) with have shaping runner (120) between mold core (20) be equipped with on total die body (10) with pan feeding runner (130) that shaping runner (120) are linked together be equipped with in total die body (10) encircle first heat dissipation runner (140) of die cavity (110) install on the back lateral wall face of total die body (10) be used for right die cavity (110) rear end is closed shrouding (200), mold core (20) are fixed to be set up on shrouding (200), the discharge end of extruder (40) with pan feeding runner (130) are linked together, its characterized in that: the mold core (20) is internally provided with a second heat dissipation flow channel (210), and the input end and the output end of the second heat dissipation flow channel (210) extend backwards to be communicated with the outside.
2. The manufacturing apparatus for lamp housing integrated molding as set forth in claim 1, wherein: the mold cores (20) are arranged in the mold cavity (110) in three and transverse directions.
3. The manufacturing apparatus for lamp housing integrated molding as set forth in claim 1, wherein: the sealing plate (200) is provided with first through holes (211) which are communicated with each other corresponding to the input end of the second heat dissipation flow channel (210), and the sealing plate (200) is provided with second through holes (212) which are communicated with each other corresponding to the output end of the second heat dissipation flow channel (210).
4. The manufacturing apparatus for lamp housing integrated molding as set forth in claim 1, wherein: a plurality of second heat dissipation flow channels (210) are arranged in each mold core (20).
5. The manufacturing apparatus for lamp housing integrated molding as set forth in claim 1, wherein: the discharge end of the extruder (40) is connected with a discharge die pipe (50), and the discharge die pipe (50) is communicated with the feeding runner (130).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310288174.1A CN116476355A (en) | 2023-03-22 | 2023-03-22 | Manufacturing device for integrally forming lamp housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310288174.1A CN116476355A (en) | 2023-03-22 | 2023-03-22 | Manufacturing device for integrally forming lamp housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116476355A true CN116476355A (en) | 2023-07-25 |
Family
ID=87216108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310288174.1A Pending CN116476355A (en) | 2023-03-22 | 2023-03-22 | Manufacturing device for integrally forming lamp housing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116476355A (en) |
-
2023
- 2023-03-22 CN CN202310288174.1A patent/CN116476355A/en active Pending
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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