CN216001234U

CN216001234U - High-brightness electric vehicle LED headlamp lampshade injection mold

Info

Publication number: CN216001234U
Application number: CN202121577429.9U
Authority: CN
Inventors: 周正华
Original assignee: Taizhou Huangyan Wuxing Bicycle Industry Co ltd
Current assignee: Taizhou Huangyan Wuxing Bicycle Industry Co ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2022-03-11
Anticipated expiration: 2031-07-12

Abstract

The utility model provides an injection mold for a lampshade of an LED headlamp of a high-brightness electric vehicle, and belongs to the technical field of molds. The forming device comprises an upper template and a lower template, wherein the upper template is provided with an inward concave forming groove, the lower template is provided with an outward convex forming block, the forming block and the forming groove are combined to form a lampshade forming cavity, and the side part of the lampshade forming cavity is provided with a multi-sealing plate forming structure. Many sealing board forming structure can once injection moulding go out a plurality of annular seal boards on the lamp shade when the lamp shade is moulded plastics, need not the later stage and cut processing again, thereby can have good waterproof performance when the lamp shade installation, light source mounting groove forming structure can be on the lamp shade injection moulding go out the bulb light source mounting groove of fretwork, can be used to the direct mount bulb light source, need not the later stage and cut again, the jiao kou that produces when interior jiao kou injection structure enables to mould plastics is located the lamp shade inboard, can effectively improve the surface quality of lamp shade.

Description

High-brightness electric vehicle LED headlamp lampshade injection mold

Technical Field

The utility model belongs to the technical field of molds, and relates to an injection mold for a high-brightness electric vehicle LED headlamp lampshade.

Background

Electric motor car headlamp lamp shade is generally through injection moulding, and electric motor car headlamp lamp shade has higher requirement to waterproof performance when using, consequently at lamp shade injection moulding, need cut processing out at least two become on the lamp shade and be used for waterproof annular closing plate, but the process that the cutting was polished has been increased to this kind of processing mode, wastes time and energy, and production efficiency is low.

In order to overcome the defects of the prior art, people continuously explore and provide various solutions, for example, a chinese patent discloses an injection mold for a lampshade of an electric vehicle [ application number: 201620690314.3], including two cover half bedplate, the setting has the runner mouth in cover half bedplate central authorities of upper end, be fixed with the position circle between runner mouth top outer fringe and the cover half bedplate, from the top down is equipped with in proper order between two cover half bedplate and takes off and water the board, the fixed die plate, the roof, the fixed plate, backup pad and cushion, the die has in the fixed die plate, it is equipped with the guide pin bushing to surround between fixed die plate and the die, then be equipped with the upper surface on the fixed plate and be curved core, then be equipped with ejector pin fixed plate and push pedal on the movable mould bedplate upper surface of lower extreme, be equipped with the push rod that promotes the fixed die plate in the push pedal, it is equipped with the distance guide pillar to run through between upper end cover half bedplate and the fixed plate, distance guide pillar upper end surface then is equipped with the guide pin bushing. The utility model has the advantages of simple structure, reasonable layout, easy demoulding and high production efficiency, but also has the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides an injection mold for a lampshade of an LED headlamp of a high-brightness electric vehicle.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a high brightness electric motor car LED headlamp lamp shade injection mould, includes cope match-plate pattern and lower bolster, the cope match-plate pattern on be equipped with inside sunken shaping groove, the lower bolster on be equipped with outside convex shaping piece, shaping piece and shaping groove combination form lamp shade shaping chamber, lamp shade shaping chamber lateral part be equipped with many sealed board shaping structure, lamp shade shaping chamber middle part still be equipped with light source mounting groove shaping structure, light source mounting groove shaping structure department still be equipped with the gum mouth injection structure.

In foretell hi-lite electric motor car LED headlamp lamp shade injection mould, many sealed board shaping structure include along circumference setting at the annular plate and No. two annular plates in the shaping piece outside, annular plate and No. two annular plates upwards the protrusion set up, annular plate and shaping piece between be equipped with an inside sunken closing plate shaping groove, annular plate and No. two annular plates between be equipped with inside sunken closing plate shaping groove No. two, annular plate and shaping inslot wall combination form No. three closing plate shaping grooves.

In the injection mold for the LED headlamp shade of the high-brightness electric vehicle, the width of the first annular plate is larger than that of the second annular plate.

In the high-brightness electric vehicle LED headlamp lampshade injection mold, the inner wall of the second annular plate is also provided with a reinforcing rib forming structure.

In foretell high brightness electric motor car LED headlamp lamp shade injection mould, strengthening rib shaping structure include a plurality of strengthening rib shaping grooves that set up along circumference, strengthening rib shaping groove inwards sunken set up and link to each other with No. two closing plate shaping grooves, strengthening rib shaping groove top flush with No. two annular plate tops.

In foretell high brightness electric motor car LED headlamp lamp shade injection mould, light source mounting groove shaping structure including setting up a mounting groove shaping pole and No. two mounting groove shaping poles at shaping piece top, the shaping inslot be equipped with a mounting groove shaping pole and No. two mounting groove shaping grooves of mounting groove shaping pole looks adaptation and No. two mounting groove shaping grooves, a mounting groove shaping pole and No. two mounting groove shaping poles the cross-section all be circular and a mounting groove shaping pole and No. two mounting groove shaping pole tops lean on with a mounting groove shaping groove and No. two mounting groove shaping groove bottom respectively and lean on.

In the high-brightness electric vehicle LED headlamp lampshade injection mold, the diameter of the first mounting groove forming rod is smaller than that of the second mounting groove forming rod.

In foretell hi-lite electric motor car LED headlamp lamp shade injection mould, interior jiao kou injection structure including set up at No. two mounting groove shaping pole tops and inside sunken runners of moulding plastics, runner both ends of moulding plastics run through No. two mounting groove shaping poles and link to each other with lamp shade shaping chamber along the horizontal direction, the cross-section of runner of moulding plastics be the arc.

In foretell high brightness electric motor car LED headlamp lamp shade injection mould, cope match-plate pattern upside still be equipped with the roof, the roof on be equipped with the mouth of moulding plastics, the mouth bottom of moulding plastics be equipped with along vertical direction run through the cope match-plate pattern and with mould plastics the continuous pipe of moulding plastics in runner middle part.

In foretell high brightness electric motor car LED headlamp lamp shade injection mould, the runner downside of moulding plastics still be equipped with the clout knock-out pin mounting groove that runs through the lower bolster along vertical direction, clout knock-out pin mounting groove top link to each other with the runner of moulding plastics.

Compared with the prior art, the utility model has the advantages that:

1. the lamp shade shaping chamber that shaping piece and shaping groove combination formed can be used for injection moulding headlamp lamp shade, many sealing board shaping structure can be when the lamp shade moulds plastics at the lamp shade on one time injection moulding go out a plurality of annular seal boards, need not the later stage and cut processing again, thereby can have good waterproof performance when the lamp shade installation, light source mounting groove shaping structure can be on the lamp shade injection moulding go out the bulb light source mounting groove of fretwork, can be used to the direct mount bulb light source, need not the later stage and cut again, the jiao kou that produces when interior jiao kou injection structure enables to mould plastics is located the lamp shade inboard, can effectively improve the surface quality of lamp shade.

2. A closing plate becomes groove, No. two closing plate become groove and No. three closing plate become groove and can once injection moulding go out annular sealing plate, No. two annular sealing plate and No. three annular sealing plate on the lamp shade, need not the later stage and cuts processing again to can have good waterproof performance when the lamp shade installation.

3. The reinforcing rib forming groove can be used for injection molding a plurality of reinforcing ribs on the second annular sealing plate during injection molding, so that the overall strength of the second annular sealing plate can be improved.

4. The runner of moulding plastics can be followed both ends and will be moulded plastics the liquid and pour into the mould chamber into, and the runner both ends of moulding plastics are located the inside wall of ring bulb mounting panel with the junction in shaping chamber to can effectively improve the surface quality of lamp shade.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is an external structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic structural view of the lower template;

fig. 4 is a schematic structural view of the upper plate.

In the figure: cope match-plate pattern 1, lower bolster 2, the shaping groove 3, become the piece 4, lamp shade shaping chamber 5, many sealed board shaping structure 6, light source mounting groove shaping structure 7, interior jiao kou injection structure 8, annular slab 9, No. two annular slabs 10, a closing plate shaping groove 11, No. two closing plate shaping grooves 12, No. three closing plate shaping grooves 13, strengthening rib shaping structure 14, strengthening rib shaping groove 15, a mounting groove shaping pole 16, No. two mounting groove shaping poles 17, the runner 18 of moulding plastics, roof 19, the mouth 20 of moulding plastics, injection molding pipe 21, clout liftout rod mounting groove 22, a mounting groove shaping groove 50, No. two mounting groove shaping grooves 51.

Detailed Description

As shown in fig. 1-4, a high brightness electric motor car LED headlamp lamp shade injection mould, includes cope match-plate pattern 1 and lower bolster 2, cope match-plate pattern 1 on be equipped with inside sunken shaping groove 3, lower bolster 2 on be equipped with outside convex shaping piece 4, shaping piece 4 and shaping groove 3 combination form lamp

shade shaping chamber

5, 5 lateral parts in lamp shade shaping chamber be equipped with many sealed

board forming structure

6, 5 middle parts in lamp shade shaping chamber still be equipped with light source mounting groove forming structure 7, light source mounting groove forming structure 7 department still be equipped with interior jiao kou injection structure 8.

In this embodiment, the lamp shade shaping chamber that shaping piece 4 and shaping groove combination formed can be used for injection moulding headlamp lamp shade, many sealed board forming structure 6 can once injection moulding go out a plurality of annular seal boards on the lamp shade when the lamp shade is moulded plastics, need not the later stage and cut processing again, thereby can have good waterproof performance when the lamp shade installation, light source mounting groove forming structure 7 can be on the lamp shade injection moulding go out the bulb light source mounting groove of fretwork, can be used to the direct mount bulb light source, need not the later stage and cut again, the jiao kou that produces when interior jiao kou injection structure 8 enables to mould plastics is located the lamp shade inboardly, can effectively improve the surface quality of lamp shade.

Specifically, as shown in fig. 1 to 3, the multi-sealing plate forming structure 6 includes a first annular plate 9 and a second annular plate 10 circumferentially disposed on the outer side of the forming block 4, the first annular plate 9 and the second annular plate 10 are disposed to protrude upward, a first sealing plate forming groove 11 recessed inward is disposed between the first annular plate 9 and the forming block 4, a second sealing plate forming groove 12 recessed inward is disposed between the first annular plate 9 and the second annular plate 10, and a third sealing plate forming groove 13 is formed by combining the inner walls of the second annular plate 10 and the forming groove 3. The width of the first annular plate 9 is larger than that of the second annular plate 10. A closing plate becomes groove 11, No. two closing plate becomes groove 12 and No. three closing plate becomes groove 13 and can once injection moulding goes out annular sealing plate, No. two annular sealing plate and No. three annular sealing plate on the lamp shade, need not the later stage and carries out cutting process again to can have good waterproof performance when the lamp shade installation.

Preferably, as shown in fig. 1-3, the second annular plate 10 is further provided with a rib forming structure 14 on the inner wall. The reinforcing rib forming structure 14 can form a reinforcing rib structure on the second annular sealing plate in an injection molding mode, so that the overall strength of the second annular sealing plate is improved.

Specifically, as shown in fig. 1 to 3, the rib forming structure 14 includes a plurality of rib forming grooves 15 arranged along the circumferential direction, the rib forming grooves 15 are recessed inward and connected to the second sealing plate forming groove 12, and the tops of the rib forming grooves 15 are flush with the top of the second annular plate 10. The reinforcing rib forming grooves 15 can be used for forming a plurality of reinforcing ribs on the second annular sealing plate in an injection molding mode, so that the overall strength of the second annular sealing plate can be improved.

Specifically speaking, combine and show in fig. 1-3, light source mounting groove shaping structure 7 is including setting up mounting groove shaping rod 16 and No. two mounting groove shaping rods 17 at shaping 4 tops, shaping inslot 3 in be equipped with mounting groove shaping rod 16 and No. two mounting groove shaping rod 17 looks adaptations a mounting groove shaping groove 50 and No. two mounting groove shaping grooves 51, mounting groove shaping rod 16 and No. two mounting groove shaping rod 17 the cross-section all be circular and a mounting groove shaping rod 16 and No. two mounting groove shaping rod 17 tops respectively with a mounting groove shaping groove 50 and No. two mounting groove shaping grooves 51 bottoms support and lean on. A mounting groove shaping rod 16 and No. two mounting groove shaping rods 17 insert respectively can make two annular bulb mounting panels of injection moulding on the lamp shade in a mounting groove shaping groove 50 and No. two mounting groove shaping grooves 51, a mounting groove shaping rod 16 and No. two mounting groove shaping rods 17 top support with a mounting groove shaping groove 50 and No. two mounting groove shaping grooves 51 respectively bottom and lean on and to make two annular bulb mounting panels run through the setting, can directly be used for installing the bulb, need not to cut processing again.

Specifically, as shown in fig. 1 to 3, the diameter of the first mounting groove-forming rod 16 is smaller than the diameter of the second mounting groove-forming rod 17.

Specifically, as shown in fig. 1 to fig. 3, the inner glue opening injection molding structure 8 includes an injection molding runner 18 disposed at the top of the second mounting groove molding rod 17 and recessed inwards, two ends of the injection molding runner 18 penetrate through the second mounting groove molding rod 17 along the horizontal direction and are connected with the lampshade molding cavity 5, and the cross section of the injection molding runner 18 is arc-shaped. The injection molding runner 18 can inject injection molding liquid into the molding cavity from two ends, and the joint of the two ends of the injection molding runner 18 and the molding cavity is positioned on the inner side wall of the annular bulb mounting plate, so that the outer surface quality of the lampshade can be effectively improved.

Specifically, as shown in fig. 1 to 3, a top plate 19 is further disposed on the upper side of the upper mold plate 1, an injection port 20 is disposed on the top plate 19, and an injection pipe 21 penetrating through the upper mold plate 1 in the vertical direction and connected to the middle of the injection runner 18 is disposed at the bottom of the injection port 20. The injection molding port 20 is externally connected with a compression molding machine, the compression molding machine can pressurize and inject the injection molding liquid, and the injection molding liquid flowing from the injection molding port can flow into the injection molding runner through the injection molding pipe.

Specifically, as shown in fig. 1 to fig. 3, a remainder ejector rod mounting groove 22 penetrating through the lower die plate 2 in the vertical direction is further formed in the lower side of the injection molding runner 18, and the top of the remainder ejector rod mounting groove 22 is connected to the injection molding runner 18. The excess material ejector rod can be installed in the excess material ejector rod installation groove 22, the bottom of the excess material ejector rod is connected with the demolding mechanism, and excess material in the injection molding flow channel can be ejected out through the excess material ejector rod when a product is demolded.

The working principle of the utility model is as follows: the lamp shade forming cavity formed by combining the forming block 4 and the forming groove can be used for injection molding of a headlamp lamp shade, the multi-sealing-plate forming structure 6 can be used for injection molding of a plurality of annular sealing plates on the lamp shade in one step when the lamp shade is subjected to injection molding, and cutting processing in the later period is not needed, so that the lamp shade has excellent waterproof performance when being installed, the light source installing groove forming structure 7 can be used for injection molding of a hollow bulb light source installing groove on the lamp shade, can be used for direct installation of a bulb light source, and is not needed to be subjected to cutting again in the later period, and the inner glue port injection molding structure 8 can enable a glue port generated in injection molding to be positioned on the inner side of the lamp shade, so that the quality of the outer surface of the lamp shade can be effectively improved;

the first sealing plate forming groove 11, the second sealing plate forming groove 12 and the third sealing plate forming groove 13 can form a first annular sealing plate, a second annular sealing plate and a third annular sealing plate on the lampshade through one-step injection molding, and no later cutting is needed, so that the lampshade has excellent waterproof performance when being installed, the reinforcing rib forming structure 14 can form a reinforcing rib structure on the second annular sealing plate through injection molding, the overall strength of the second annular sealing plate is improved, the reinforcing rib forming groove 15 can form a plurality of reinforcing ribs on the second annular sealing plate through injection molding during injection molding, and the overall strength of the second annular sealing plate is improved;

the first mounting groove forming rod 16 and the second mounting groove forming rod 17 are respectively inserted into the first mounting groove forming groove 50 and the second mounting groove forming groove 51 to form two annular bulb mounting plates on the lampshade through injection molding, the tops of the first mounting groove forming rod 16 and the second mounting groove forming rod 17 are respectively abutted against the bottoms of the first mounting groove forming groove 50 and the second mounting groove forming groove 51 to enable the two annular bulb mounting plates to be arranged in a penetrating manner, the first mounting groove forming rod and the second mounting groove forming rod can be directly used for mounting bulbs without cutting, the injection molding runner 18 can inject injection molding liquid into the forming cavity from two ends, and the connecting parts of the two ends of the injection molding runner 18 and the forming cavity are positioned on the inner side wall of the annular bulb mounting plates, so that the outer surface quality of the lampshade can be effectively improved, the injection molding opening 20 is externally connected with a compression molding machine which can inject the injection molding liquid after compression, the injection liquid flowing from the injection opening can flow into the injection molding runner through the injection molding pipe, the excess material ejector rod can be installed in the excess material ejector rod installation groove 22, the bottom of the excess material ejector rod is connected with the demolding mechanism, and excess material in the injection molding flow channel can be ejected out through the excess material ejector rod when a product is demolded.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although the upper mold plate 1, the lower mold plate 2, the molding groove 3, the molding block 4, the lamp cover molding cavity 5, the multi-sealing plate molding structure 6, the light source installation groove molding structure 7, the inner glue opening injection molding structure 8, the first annular plate 9, the second annular plate 10, the first sealing plate molding groove 11, the second sealing plate molding groove 12, the third sealing plate molding groove 13, the reinforcing rib molding structure 14, the reinforcing rib molding groove 15, the first installation groove molding rod 16, the second installation groove molding rod 17, the injection flow channel 18, the top plate 19, the injection opening 20, the injection pipe 21, the surplus material ejector rod installation groove 22, the first installation groove molding groove 50, the second installation groove molding groove 51, etc., are used more frequently herein, these terms are merely used to more conveniently describe and explain the essence of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The utility model provides a high brightness electric motor car LED headlamp lamp shade injection mould, includes cope match-plate pattern (1) and lower bolster (2), its characterized in that, cope match-plate pattern (1) on be equipped with inside sunken shaping groove (3), lower bolster (2) on be equipped with outside convex shaping piece (4), shaping piece (4) and shaping groove (3) combination form lamp shade shaping chamber (5), lamp shade shaping chamber (5) lateral part be equipped with many sealing board forming structure (6), lamp shade shaping chamber (5) middle part still be equipped with light source mounting groove forming structure (7), light source mounting groove forming structure (7) department still be equipped with rubberizing mouth injection structure (8).

2. The injection mold for the LED headlamp shade of the high-brightness electric vehicle as defined by claim 1, wherein the multi-sealing plate forming structure (6) comprises a first annular plate (9) and a second annular plate (10) which are circumferentially arranged on the outer side of the forming block (4), the first annular plate (9) and the second annular plate (10) are arranged in a protruding manner, an inward concave first sealing plate forming groove (11) is formed between the first annular plate (9) and the forming block (4), an inward concave second sealing plate forming groove (12) is formed between the first annular plate (9) and the second annular plate (10), and a third sealing plate forming groove (13) is formed by combining the inner walls of the second annular plate (10) and the forming groove (3).

3. The injection mold of the lampshade of the LED headlamp of the high-brightness electric vehicle as claimed in claim 2, wherein the width of the first annular plate (9) is larger than that of the second annular plate (10).

4. The injection mold of the lampshade of the LED headlamp of the high-brightness electric vehicle as claimed in claim 2, wherein the inner wall of the second annular plate (10) is further provided with a reinforcing rib forming structure (14).

5. The injection mold of the lampshade of the LED headlamp of the high-brightness electric vehicle as defined in claim 4, wherein the reinforcing rib forming structure (14) comprises a plurality of reinforcing rib forming grooves (15) arranged along the circumferential direction, the reinforcing rib forming grooves (15) are recessed inwards and connected with the second sealing plate forming grooves (12), and the tops of the reinforcing rib forming grooves (15) are flush with the tops of the second annular plates (10).

6. The injection mold for the LED headlamp shade of the high-brightness electric vehicle as claimed in claim 1, wherein the light source installation groove forming structure (7) comprises a first installation groove forming rod (16) and a second installation groove forming rod (17) which are arranged at the top of the forming block (4), the forming groove (3) is internally provided with a first installation groove forming groove (50) and a second installation groove forming groove (51) which are matched with the first installation groove forming rod (16) and the second installation groove forming rod (17), the cross sections of the first installation groove forming rod (16) and the second installation groove forming rod (17) are circular, and the tops of the first installation groove forming rod (16) and the second installation groove forming rod (17) are respectively abutted against the bottoms of the first installation groove forming groove (50) and the second installation groove forming groove (51).

7. The injection mold for the lampshade of the LED headlamp of the high-brightness electric vehicle as claimed in claim 6, wherein the diameter of the first mounting groove forming rod (16) is smaller than that of the second mounting groove forming rod (17).

8. The injection mold for the LED headlamp shade of the high-brightness electric vehicle as claimed in claim 6, wherein the injection molding structure (8) of the inner glue opening comprises an injection molding runner (18) which is arranged at the top of the second mounting groove molding rod (17) and is recessed inwards, two ends of the injection molding runner (18) penetrate through the second mounting groove molding rod (17) along the horizontal direction and are connected with the lampshade molding cavity (5), and the cross section of the injection molding runner (18) is arc-shaped.

9. The injection mold of the LED headlamp shade of the high-brightness electric vehicle as claimed in claim 8, wherein a top plate (19) is further arranged on the upper side of the upper template (1), an injection molding port (20) is formed in the top plate (19), and an injection molding pipe (21) penetrating through the upper template (1) in the vertical direction and connected with the middle of the injection molding runner (18) is arranged at the bottom of the injection molding port (20).

10. The injection mold for the lampshade of the LED headlamp of the high-brightness electric vehicle as claimed in claim 8, wherein a surplus material ejection rod installation groove (22) penetrating through the lower template (2) along the vertical direction is further formed in the lower side of the injection molding runner (18), and the top of the surplus material ejection rod installation groove (22) is connected with the injection molding runner (18).