CN215550599U - Vehicle navigation backshell injection mold - Google Patents

Abstract

The utility model discloses a vehicle navigation rear shell injection mold which comprises a base, square iron and a lower mold base, wherein an upper mold base, an upper backing plate, an upper partition plate and a top template are sequentially arranged on the lower mold base from top to bottom, the periphery of the lower mold base is respectively provided with a first line position, a second line position, a third line position and a fourth line position, the inner side surfaces of the first line position, the second line position, the third line position and the fourth line position are respectively provided with a first forming protrusion, a second forming protrusion, a third forming protrusion and a fourth forming protrusion, a first forming rod extending upwards and penetrating through a forming mold core is arranged in the forming mold core, an upper mold core is arranged in the upper mold base, a second forming rod extending downwards and penetrating through the upper mold core is arranged in the upper mold core, and a jacking component is arranged between the square iron. The injection molding machine is used for injection molding of the vehicle-mounted navigation rear shell, the plane of the injection molded sound box rear shell 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, and the injection molding efficiency is high.

Description

Vehicle navigation backshell injection mold

Technical Field

The utility model relates to the field of injection molds, in particular to a vehicle navigation rear shell injection mold.

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 vehicle navigation back shell 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 utility model provides a vehicle navigation back shell injection mold aiming at the defects in the prior art, and aims to solve the problems in the background technology.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: a vehicle navigation back shell injection mold comprises a base, square iron and a lower mold base, wherein the square iron is arranged on two sides of the base, the lower mold base is arranged on the square iron, an upper mold base, an upper padding plate, an upper partition plate and a top template are sequentially arranged on the lower mold base from top to bottom, a lower mold core is arranged in the lower mold base, a forming mold core is arranged in the lower mold core, a first line position, a second line position, a third line position and a fourth line position are respectively arranged on the periphery of the lower mold base, the inner side surfaces of the first line position, the second line position, the third line position and the fourth line position are respectively provided with a first convex shape, a second convex shape, a third convex shape and a fourth convex shape which are matched with the front top surface, the rear top surface, the left top surface and the right top surface of the forming mold core and are used for forming a back shell, the inner side surface of the first convex shape is provided with a forming convex shape matched with the forming mold core, the inner side surfaces of the second molding protrusion and the third molding protrusion are respectively provided with a first molding groove matched with the molding die core, the bottom surface of the fourth molding protrusion is provided with a second molding groove matched with the molding die core, a first molding rod extending upwards and penetrating through the molding die core is arranged in the molding die core, the first molding rod corresponds to the molding protrusion of the first molding protrusion one by one and is matched with the molding protrusion for molding a rear shell, an upper die core movably butted with the lower die core is arranged in the upper die base, a second molding rod extending downwards and penetrating through the upper die core is arranged in the upper die core, the second molding rod corresponds to the molding protrusion of the first molding protrusion one by one and is matched with the molding protrusion for molding the rear shell, and the upper partition plate is internally provided with a glue inlet flow channel; 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 solution, the first row position, the second row position, the third row position and the fourth row position are respectively provided with an inclined guide post.

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 the lower mould benevolence with shaping mould benevolence contacts with fashioned backshell, promotes the backshell of the completion of moulding plastics upwards to separate the stripping.

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 above technical scheme, the base and the square iron, the square iron and the lower die base, the upper die base and the upper padding plate, the upper padding plate and the upper partition plate, and the upper partition plate and the top die plate are all fixedly connected through bolts.

In the above technical solution, the die further includes a second guide post, the second guide post is mounted on the upper backing plate, and extends downward to penetrate through the upper die base and is fixedly connected with the lower die base, and the upper die base can slide up and down on the second guide post.

Compared with the prior art, the utility model has the beneficial effects that: the injection molding machine is used for injection molding of the vehicle-mounted navigation rear shell, the injection molded sound box rear shell is smooth in plane, 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 structural diagram of a rear housing of a vehicle navigation system according to the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic view of an exploded structure of the present invention;

FIG. 4 is an exploded view of the upper mold base, upper backing plate, upper spacer, and top platen of the present invention;

FIG. 5 is an exploded view of the base, square iron, and lower die holder of the present invention;

FIG. 6 is a schematic structural diagram of a first column, a second column, a third column, and a fourth column according to the present invention;

FIG. 7 is another schematic diagram of the first column, the second column, the third column, and the fourth column according to 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. an upper partition plate; 7. a top template; 8. a lower die core; 9. molding a mold core; 10. a first column bit; 11. a second row of bits; 12. a third row bit; 13. a fourth row bit; 14. a first profile convex; 15. a second type convex; 16. a third profile is convex; 17. a fourth profile is convex; 18. forming a bump; 19. a first molding groove; 20. a second forming groove; 21. a first molding bar; 22. an upper die core; 23. a second molding rod; 24. a glue inlet flow channel; 25. a material ejecting component; 26. a base plate; 27. a top plate; 28. a top rod; 29. a slanted ejecting column; 30. a first guide post; 31. an inclined guide post; 32. and a second 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. 1-7, a vehicle navigation back shell injection mold comprises a base 1, square iron 2 and a lower die holder 3, wherein the square iron 2 is arranged on two sides of the base 1, the lower die holder 3 is arranged on the square iron 2, an upper die holder 4, an upper padding plate 5, an upper partition plate 6 and a top template 7 are sequentially arranged on the lower die holder 3 from top to bottom, a lower die core 8 is arranged in the lower die holder 3, a forming die core 9 is arranged in the lower die core 8, a first line position 10, a second line position 11, a third line position 12 and a fourth line position 13 are respectively arranged on the periphery of the lower die holder 3, and the inner side surfaces of the first line position 10, the second line position 11, the third line position 12 and the fourth line position 13 are respectively provided with a first convex 14, a second convex 15, a left top surface and a right top surface which are matched with the front top surface, the rear top surface, the left side top surface and the right side top surface of the forming die core 9 and are used for forming a back shell, A third molding protrusion 16 and a fourth molding protrusion 17, wherein a molding protrusion 18 matched with the molding mold core 9 is disposed on an inner side surface of the first molding protrusion 14, first molding grooves 19 matched with the molding mold core 9 are respectively disposed on inner side surfaces of the second molding protrusion 15 and the third molding protrusion 16, a second molding groove 20 matched with the molding mold core 9 is disposed on a bottom surface of the fourth molding protrusion 17, a first molding rod 21 extending upward through the molding mold core 9 is disposed in the molding mold core 9, the first molding rod 21 corresponds to the molding protrusion 18 of the first molding protrusion 14 one by one and is matched with the molding protrusion 18 for molding a rear shell, an upper mold core 22 movably butted with the lower mold core 8 is disposed in the upper mold core 4, and a second molding rod 23 extending downward through the upper mold core 22 is disposed in the upper mold core 22, the second molding rods 23 correspond to the molding bumps 18 of the first molding protrusions 14 one by one and are matched with the molding bumps 18 for molding a rear shell, and a glue inlet flow passage 24 is arranged in the upper partition plate 6; when the die is closed, the lower die core 8 and the upper die core 22 form a cavity for forming a rear shell, the cavity is communicated with the glue inlet runner 24, an ejecting component 25 is arranged between the square irons 2, the ejecting component 25 extends upwards to penetrate through the lower die base 3 and the lower die core 8 to be contacted with the formed rear shell, and is ejected by an external ejecting roller or moves upwards through self-resetting transmission of the external ejecting roller to eject the formed rear shell out of the cavity for discharging.

When the rear shell injection molding machine works, the upper die base 4 and the lower die base 3 are assembled, the upper die core 22 and the lower die core 8 are assembled to form a die cavity, materials circulate into the die cavity from the glue inlet runner 24, after rear shell injection molding, the upper die base 4 and the lower die base 3 are opened, the upper die core 22 and the lower die core 8 are opened, the rear shell is upwards ejected by the ejecting component 25, and the molded rear shell is taken out.

In this embodiment, as shown in fig. 3, the first row position 10, the second row position 11, the third row position 12, and the fourth row position 13 are respectively provided with an inclined guide post 31.

In this embodiment, as shown in fig. 5, the ejector assembly 25 includes a bottom plate 26, a top plate 27, a plurality of ejector rods 28, and a plurality of oblique ejector columns 29, the bottom plate 26 and the top plate 27 are disposed between the square irons 2 and are sequentially disposed from bottom to top, the ejector rods 28 are mounted on the bottom plate 26 and upwardly penetrate through the top plate 27, the bottoms of the oblique ejector columns 29 are respectively fixedly connected with the corresponding ejector rods 28 and upwardly extend through the lower die holder 3, the lower die core 8, and the molding die core 9 to contact with the molded rear shell, so as to push the molded rear shell to be separated upward and stripped.

As shown in fig. 5, the ejector assembly 25 further includes a first guide post 30, the first guide post 30 is mounted on the base 1 and extends upward to extend through the bottom plate 26, the top plate 27 and the lower die base 3, so as to guide the up-and-down movement of the ejector rod 28 and the inclined ejector post 29, and ensure the stability of the product.

Specifically, the base 1 and between the square iron 2, the square iron 2 and between the lower die holder 3, the upper die holder 4 and between the upper padding plate 5, the upper padding plate 5 and between the upper partition plate 6, the upper partition plate 6 and between the top die plate 7 are all fixedly connected through bolts, so that the overall connection of the die is more stable, and the stability of injection molding is ensured.

In this embodiment, as shown in fig. 3, the die further includes a second guide pillar 32, the second guide pillar 32 is mounted on the upper cushion plate 5, and extends downward to penetrate through the upper die holder 4 and be fixedly connected with the lower die holder 3, the upper die holder 4 can slide up and down on the second guide pillar 32 to guide the up-and-down opening and closing of the upper die holder 4, so as to ensure the stability of the opening and closing of the upper die holder 4.

The injection molding machine is used for injection molding of the vehicle-mounted navigation rear shell, the injection molded sound box rear shell is smooth in plane, 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 (6)

1. The vehicle-mounted navigation back shell injection mold is characterized by comprising a base, square iron and a lower mold base, wherein the square iron is arranged on two sides of the base, the lower mold base is arranged on the square iron, an upper mold base, an upper padding plate, an upper partition plate and a top template are sequentially arranged on the lower mold base from top to bottom, a lower mold core is arranged in the lower mold base, a forming mold core is arranged in the lower mold core, a first line position, a second line position, a third line position and a fourth line position are respectively arranged on the periphery of the lower mold base, the inner side surfaces of the first line position, the second line position, the third line position and the fourth line position are respectively provided with a first convex, a second convex, a third convex and a fourth convex which are matched with the front top surface, the rear top surface, the left top surface and the right top surface of the forming mold core and are used for forming a back shell, and the inner side surface of the first convex is provided with a forming convex block matched with the forming mold core, the inner side surfaces of the second molding protrusion and the third molding protrusion are respectively provided with a first molding groove matched with the molding die core, the bottom surface of the fourth molding protrusion is provided with a second molding groove matched with the molding die core, a first molding rod extending upwards and penetrating through the molding die core is arranged in the molding die core, the first molding rod corresponds to the molding protrusion of the first molding protrusion one by one and is matched with the molding protrusion for molding a rear shell, an upper die core movably butted with the lower die core is arranged in the upper die base, a second molding rod extending downwards and penetrating through the upper die core is arranged in the upper die core, the second molding rod corresponds to the molding protrusion of the first molding protrusion one by one and is matched with the molding protrusion for molding the rear shell, and the upper partition plate is internally provided with a glue inlet flow channel;

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 vehicle-mounted navigation rear shell injection mold according to claim 1, wherein the first row position, the second row position, the third row position and the fourth row position are respectively provided with an inclined guide post.

3. The vehicle-mounted navigation rear shell injection mold according to claim 1, wherein the ejector assembly 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 mold base, the lower mold core and the molding mold core to be in contact with the molded rear shell, and the rear shell after injection molding is pushed to be separated upwards and stripped.

4. The vehicle-mounted navigation rear shell injection mold of claim 3, wherein the ejector assembly further comprises a first guide post, and the first guide post is mounted on the base and extends upward through the bottom plate, the top plate and the lower die holder.

5. The vehicle-mounted navigation rear shell injection mold of 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 holder and the upper padding plate, between the upper padding plate and the upper partition plate, and between the upper partition plate and the top die plate.

6. The vehicle-mounted navigation rear shell injection mold according to claim 1, further comprising a second guide pillar, wherein the second guide pillar is mounted on the upper cushion plate and extends downward to penetrate through the upper mold base and is fixedly connected with the lower mold base, and the upper mold base can slide up and down on the second guide pillar.

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