CN215750459U - Vehicle-mounted sound box rear shell injection mold - Google Patents

Vehicle-mounted sound box rear shell injection mold Download PDF

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Publication number
CN215750459U
CN215750459U CN202121292044.8U CN202121292044U CN215750459U CN 215750459 U CN215750459 U CN 215750459U CN 202121292044 U CN202121292044 U CN 202121292044U CN 215750459 U CN215750459 U CN 215750459U
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CN
China
Prior art keywords
lower die
rear shell
base
die core
mold
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Expired - Fee Related
Application number
CN202121292044.8U
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Chinese (zh)
Inventor
周照明
吴聪
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Dongguan Desheng Plastic Products Co ltd
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Dongguan Desheng Plastic Products Co ltd
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Priority to CN202121292044.8U priority Critical patent/CN215750459U/en
Application granted granted Critical
Publication of CN215750459U publication Critical patent/CN215750459U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a vehicle-mounted sound box rear shell injection mold which comprises a base, square irons and a lower die base, wherein an upper die base, an upper padding plate and a jacking plate are sequentially arranged on the lower die base from bottom to top, a lower die core is arranged in the lower die base, a first line position and a second line position are respectively arranged on two opposite sides of the lower die core, a first type protrusion is arranged on the first line position, a second type protrusion is arranged on the second line position, a forming rod is arranged in the lower die base, a forming groove is arranged at the top of the forming rod, an upper die core is arranged in the upper die base, a first insert and a second insert are arranged in the upper die core, a glue feeding flow passage is arranged in the upper padding plate, and a jacking assembly is arranged between the square irons. The injection molding machine is used for injection molding of the rear shell of the vehicle-mounted sound box, the plane of the injection molded rear shell of the sound box is smooth, secondary processing is not needed, the production quality of a product is guaranteed, the structure of the mold is simplified, the assembly difficulty of the mold is simplified, the service life of the mold is effectively prolonged, the injection molding efficiency is high, and the production requirement is met.

Description

Vehicle-mounted sound box rear shell injection mold
Technical Field
The utility model relates to the field of injection molds, in particular to an injection mold for a rear shell of a vehicle-mounted sound box.
Background
An injection mold is a tool for producing plastic products and also a tool for giving the plastic products complete structure and precise dimensions. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification. The injection mold generally includes an upper mold, a lower mold, an upper mold core disposed on the upper mold, a lower mold core disposed on the lower mold core, and a matched mold closing/releasing operation between the upper mold core and the lower mold core is performed to complete the injection molding.
In the field of automobile products, most automobile parts are formed by injection molding through an injection mold, such as a vehicle-mounted hollow panel and a sound box rear shell, and the integrity and the attractiveness of the parts are guaranteed. Among the existing mold, the injection mold of the rear shell of the vehicle-mounted sound box has the disadvantages of complex structure, poor forming effect, low production efficiency, short service life of the mold and high production cost.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the present invention is to provide an injection mold for a rear shell of a car audio, aiming at overcoming the defects existing in the prior art, and solving the problems proposed in the background art.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: an injection mold for a rear shell of a car-mounted sound box comprises a base, square iron and a die holder, wherein the square iron is arranged on two sides of the base, the die holder is arranged on the square iron, an upper die holder, an upper padding plate and a top template are sequentially arranged on the die holder from bottom to top, a lower die core is arranged in the die holder, a first row position and a second row position are respectively arranged on two opposite sides of the lower die core, a first convex which is matched with the lower die core and used for forming the rear shell is arranged on the first row position, a second convex which is matched with the lower die core and used for forming the rear shell is arranged on two ends of the same side of the lower die core and is respectively arranged on two ends of the same side of the lower die core, a plurality of forming rods which upwards penetrate through the lower die core are arranged in the die holder, a forming groove which is matched with the lower die core and used for forming the rear shell is arranged on the top of the forming rods, an upper die core matched and movably butted with the lower die core is arranged in the upper die base, a first insert and a second insert which are matched with the lower die core and used for forming a rear shell are arranged in the upper die core, the first insert extends upwards to extend through the upper die base to be fixedly connected with the upper base plate, and a glue inlet flow passage is arranged in the upper base plate; when the die is closed, the lower die core and the upper die core form a cavity of the formed rear shell, the cavity is communicated with the glue inlet flow channel, an ejection component is arranged between the square irons, the ejection component extends upwards to penetrate through the lower die base and the lower die core to be contacted with the formed rear shell, and the ejection component is ejected by an external ejection roller or moves upwards through self-resetting transmission of the ejection roller to eject the formed rear shell out of the cavity for discharging.
As a further elaboration of the above technical solution:
in the above technical scheme, the first slide is provided with an inclined guide post, and the second slide is provided with an inclined guide block.
In the technical scheme, the liftout subassembly includes bottom plate, roof, a plurality of ejector pin and a plurality of oblique fore-set, bottom plate and roof setting are in set gradually from bottom to top between the square iron, the ejector pin is installed on the bottom plate and upwards run through the roof, the bottom of oblique fore-set respectively with corresponding ejector pin fixed connection upwards extends the die holder with lower mould benevolence contacts with fashioned backshell, promotes the backshell of the completion of moulding plastics upwards to separate and take off the material.
In the above technical scheme, the ejection assembly further includes a first guide post, and the first guide post is installed on the base and extends upwards through the bottom plate, the top plate and the lower die holder.
In the technical scheme, a first accommodating cavity and an accommodating groove are formed in the lower die base, the lower die core is embedded in the first accommodating cavity, the first line is positioned in the accommodating groove, a second accommodating cavity is formed in the upper die base, and the upper die core is embedded in the second accommodating cavity.
In the above technical scheme, the base and the square iron, the square iron and the lower die base, the upper die base and the upper backing plate, and the upper backing plate and the top die plate are all fixedly connected through bolts.
In the above technical scheme, a third insert matched and inserted with the inclined guide block is arranged in the upper die base, and the third insert extends upwards to extend through the upper backing plate to be fixedly connected with the top die plate.
Compared with the prior art, the utility model has the beneficial effects that: the injection molding machine is used for injection molding of the rear shell of the vehicle-mounted sound box, the plane of the injection molded rear shell of the sound box is smooth, secondary processing is not needed, the production quality of a product is guaranteed, the structure of the mold is simplified, the assembly difficulty of the mold is simplified, the service life of the mold is effectively prolonged, the injection molding efficiency is high, and the production requirement is met.
Drawings
FIG. 1 is a schematic view of the structure of a rear shell of a car audio;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic view of an exploded structure of the present invention;
FIG. 4 is a schematic view of the construction of the lower die holder of the present invention;
FIG. 5 is a first partial structural schematic of the present invention;
fig. 6 is a second partial structural schematic of the present invention.
In the figure: 1. a base; 2. square iron; 3. a lower die holder; 4. an upper die holder; 5. an upper base plate; 6. a top template; 7. a lower die core; 8. a first column bit; 9. a second row of bits; 10. a first profile convex; 11. a second type convex; 12. forming a rod; 13. forming a groove; 14. an upper die core; 15. a first insert; 16. a second insert; 17. a glue inlet flow channel; 18. a material ejecting component; 19. a base plate; 20. a top plate; 21. a top rod; 22. a slanted ejecting column; 23. an inclined guide post; 24. an inclined guide block; 25. a third insert; 26. a first accommodating cavity; 27. an accommodating groove; 28. a second accommodating cavity; 29. a first guide post.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to 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," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
As shown in fig. 1-6, an injection mold for a rear shell of a car audio includes a base 1, square iron 2 and a lower die holder 3, the square iron 2 is disposed on two sides of the base 1, the lower die holder 3 is disposed on the square iron 2, an upper die holder 4, an upper backing plate 5 and a top die plate 6 are sequentially disposed on the lower die holder 3 from bottom to top, a lower die core 7 is disposed in the lower die holder 3, a first row 8 and a second row 9 are respectively disposed on two opposite sides of the lower die core 7, a first protrusion 10 for forming the rear shell is disposed on the first row 8 and is matched with the lower die core 7, a second protrusion 11 for forming the rear shell is disposed on two ends of the same side of the lower die core 7 and is respectively provided with the lower die core 7, a plurality of forming rods 12 are disposed in the lower die holder 3 and upwardly penetrate through the lower die core 7, the top of shaping pole 12 be provided with lower mould benevolence 7 matched with be used for the shaping groove 13 of back shell, be provided with in the upper die base 4 with the lower mould benevolence 7 matches the activity butt joint go up the mould benevolence 14, be provided with in the upper mould benevolence 14 with lower mould benevolence 7 matched with is used for the first 15 and the second of inserting of shaping back shell to insert 16, first 15 upwards the extension of inserting extend the upper die base 4 with upper padding plate 5 fixed connection, be provided with into gluey runner 17 in the upper padding plate 5. When the die is closed, the lower die core 7 and the upper die core 14 form a cavity for forming a rear shell, the cavity is communicated with the glue inlet runner 17, the ejector component 18 is arranged between the square irons 2, the ejector component 18 extends upwards to penetrate through the lower die base 3 and the lower die core 7 to be contacted with the formed rear shell, and is ejected by an external ejector roller or moves upwards through self-resetting transmission of the ejector roller to eject the formed rear shell out of the cavity for discharging.
In this embodiment, as shown in fig. 5 and 6, the first row 8 is provided with an inclined guide post 23, and the second row 9 is provided with an inclined guide block 24. A third insert 25 matched and inserted with the inclined guide block 24 is arranged in the upper die holder 4, and the third insert 25 extends upwards to penetrate through the upper backing plate 5 to be fixedly connected with the top die plate 6.
In this embodiment, as shown in fig. 2, fig. 3 and fig. 5, the liftout subassembly 18 includes a bottom plate 19, a top plate 20, a plurality of ejector pins 21 and a plurality of oblique fore-set 22, the bottom plate 19 and the top plate 20 set up between the square iron 2 and set gradually from bottom to top, the ejector pin 21 is installed on the bottom plate 19 and upwards runs through the top plate 20, the bottom of the oblique fore-set 22 respectively with corresponding ejector pin 21 fixed connection and upwards extend through the lower die holder 3 with the lower die core 7 contacts with the fashioned backshell, promote the backshell of accomplishing of moulding plastics to upwards separate the stripping. The ejector assembly 18 further comprises a first guide column 23, and the first guide column 29 is mounted on the base 1 and extends upwards to extend through the bottom plate 19, the top plate 20 and the lower die holder 3, so as to guide the up-and-down movement of the ejector rod 21 and the inclined ejector column 22 and ensure the stability of the product.
Specifically, as shown in fig. 4, a first receiving cavity 26 and a receiving groove 27 are formed in the lower die holder 3, the lower die core 7 is embedded in the first receiving cavity 26, and the first row 8 is disposed in the receiving groove 27, so that the lower die core 7 and the first row 8 are more stably and firmly mounted. The upper die holder 4 is provided with a second accommodating cavity 28 therein, and the upper die core 14 is embedded in the second accommodating cavity 28, so that the upper die core 14 is more stably and firmly installed, and stable injection molding is ensured.
Specifically, the base 1 and the square iron 2, the square iron 2 and the lower die holder 3, the upper die holder 4 and the upper backing plate 5, and the upper backing plate 5 and the top die plate 6 are all fixedly connected through bolts.
The injection molding machine is used for injection molding of the rear shell of the vehicle-mounted sound box, the plane of the injection molded rear shell of the sound box is smooth, secondary processing is not needed, the production quality of a product is guaranteed, the structure of the mold is simplified, the assembly difficulty of the mold is simplified, the service life of the mold is effectively prolonged, the injection molding efficiency is high, and the production requirement is met.
The technical scope of the present invention is not limited to the above embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.

Claims (7)

1. The injection mold for the rear shell of the car audio is characterized by comprising a base, square iron and a lower die seat, wherein the square iron is arranged on two sides of the base, the lower die seat is arranged on the square iron, an upper die seat, an upper padding plate and a top die plate are sequentially arranged on the lower die seat from bottom to top, a lower die core is arranged in the lower die seat, a first row position and a second row position are respectively arranged on two opposite sides of the lower die core, a first boss matched with the lower die core and used for forming the rear shell is arranged on the first row position, the second row position is arranged on two ends of the same side of the lower die core and respectively provided with a second boss matched with the lower die core and used for forming the rear shell, a plurality of forming rods upwards penetrating through the lower die core are arranged in the lower die seat, and forming grooves matched with the lower die core and used for forming the rear shell are arranged at the tops of the forming rods, an upper die core matched and movably butted with the lower die core is arranged in the upper die base, a first insert and a second insert which are matched with the lower die core and used for forming a rear shell are arranged in the upper die core, the first insert extends upwards to extend through the upper die base to be fixedly connected with the upper base plate, and a glue inlet flow passage is arranged in the upper base plate; when the die is closed, the lower die core and the upper die core form a cavity of the formed rear shell, the cavity is communicated with the glue inlet flow channel, an ejection component is arranged between the square irons, the ejection component extends upwards to penetrate through the lower die base and the lower die core to be contacted with the formed rear shell, and the ejection component is ejected by an external ejection roller or moves upwards through self-resetting transmission of the ejection roller to eject the formed rear shell out of the cavity for discharging.
2. The injection mold for the rear shell of a car audio according to claim 1, wherein the first slide is provided with an inclined guide post, and the second slide is provided with an inclined guide block.
3. The vehicle-mounted sound box rear shell injection mold according to claim 1, wherein the ejector component comprises a bottom plate, a top plate, a plurality of ejector rods and a plurality of inclined ejector columns, the bottom plate and the top plate are arranged between the square irons and are sequentially arranged from bottom to top, the ejector rods are arranged on the bottom plate and upwards penetrate through the top plate, the bottoms of the inclined ejector columns are respectively fixedly connected with the corresponding ejector rods and upwards extend through the lower die holder and the lower die core to be contacted with the formed rear shell, and the rear shell after injection molding is pushed to upwards separate and strip.
4. The vehicle audio rear shell injection mold of claim 1, wherein the ejector assembly further comprises a first guide post, the first guide post being mounted on the base and extending upward through the bottom plate, the top plate and the lower base.
5. The injection mold for the rear shell of the car audio according to claim 1, wherein a first receiving cavity and a receiving groove are formed in the lower mold base, the lower mold core is embedded in the first receiving cavity, the first row is located in the receiving groove, a second receiving cavity is formed in the upper mold base, and the upper mold core is embedded in the second receiving cavity.
6. The vehicle-mounted sound box rear shell injection mold according to claim 1, wherein bolts are fixedly connected between the base and the square iron, between the square iron and the lower die base, between the upper die base and the upper backing plate, and between the upper backing plate and the top die plate.
7. The injection mold for the rear shell of the car audio according to claim 2, wherein a third insert matched and inserted with the inclined guide block is arranged in the upper mold base, and the third insert extends upwards to extend through the upper backing plate to be fixedly connected with the top template.
CN202121292044.8U 2021-06-09 2021-06-09 Vehicle-mounted sound box rear shell injection mold Expired - Fee Related CN215750459U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121292044.8U CN215750459U (en) 2021-06-09 2021-06-09 Vehicle-mounted sound box rear shell injection mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121292044.8U CN215750459U (en) 2021-06-09 2021-06-09 Vehicle-mounted sound box rear shell injection mold

Publications (1)

Publication Number Publication Date
CN215750459U true CN215750459U (en) 2022-02-08

Family

ID=80100105

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121292044.8U Expired - Fee Related CN215750459U (en) 2021-06-09 2021-06-09 Vehicle-mounted sound box rear shell injection mold

Country Status (1)

Country Link
CN (1) CN215750459U (en)

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20220208