CN217373313U - Automobile door plate decoration strip mold with adsorption hole shrinkage and welding line control mechanism - Google Patents
Automobile door plate decoration strip mold with adsorption hole shrinkage and welding line control mechanism Download PDFInfo
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- CN217373313U CN217373313U CN202220455003.4U CN202220455003U CN217373313U CN 217373313 U CN217373313 U CN 217373313U CN 202220455003 U CN202220455003 U CN 202220455003U CN 217373313 U CN217373313 U CN 217373313U
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Abstract
The utility model belongs to the technical field of the mould, especially, relate to a car door plant ornamental strip mould with adsorb shrink of hole and butt fusion line control mechanism. The utility model discloses, including mould plastics and the lower mould of moulding plastics. The utility model discloses in the in-process of moulding plastics, it is close to each other with the lower mould of moulding plastics to mould plastics, make the shaping concave part form complete die cavity with shaping convex part looks butt cooperation, the melting material pours into to the die cavity through the portion of moulding plastics, in the in-process of moulding plastics, weld line buffering subassembly can be with the melting material because the stranded form is amalgamated, because of can not fuse completely and produce linear weld line direction to weld line buffering subassembly department, adopt stifled not as sparse structure, avoid moulding a inhomogeneous weld seam to appear on the surface, the staff's subsequent handling of being convenient for, reduce staff intensity of labour, the completion back of moulding plastics, the die sinking, it is ejecting in step to mould a piece in diversified through diversified synchronous ejecting, adopt straight top oblique top combined demoulding structure, demoulding effect is better.
Description
Technical Field
The utility model belongs to the technical field of the mould, a car door plant ornamental strip mould with adsorb shrink of hole and butt fusion line control mechanism is related to.
Background
The automobile door plate is formed by mutually matching all plastic parts, and the decorative strip is arranged on the door plate, so that the effect of a point-and-fine decoration is achieved. Because the decorative strip has the effect of attractive appearance, the product is required to have smooth and attractive surface, and the prior art generally adopts the steps of injection molding of the decorative strip firstly and then later processing such as electroplating or water nozzle printing and the like due to the process limitation. In the production process of the existing automobile door panel decorating strip mold, uneven weld joints are easy to appear on the surface of a molded part, the subsequent treatment of workers is troublesome, the labor intensity is high, the single straight top demolding effect is poor, and the quality of the molded part is affected.
In order to overcome the defects of the prior art, people continuously explore and propose various solutions, for example, a chinese patent discloses an injection mold for a side wall pillar a trim of an automobile [ application number: 202010314806.3] comprising an upper door plate, a hot runner plate, mold feet, a fixed mold plate, a movable mold plate, a guide pillar component, an inner drawing base plate and a lower door plate, wherein the fixed mold plate is internally provided with a fixed mold core, the movable mold core is arranged below the fixed mold core, and the movable mold plate is internally provided with a locking block and a sliding block. However, in the production process of the scheme, uneven weld joints still easily appear on the surface of the plastic part, the subsequent treatment of workers is troublesome, the labor intensity is high, the single straight top demoulding and demoulding effect is poor, and the defect of uneven quality of the plastic part exists.
Disclosure of Invention
The utility model aims at the above-mentioned problem, a car door plant ornamental strip mould with adsorb shrink of hole and butt fusion line control mechanism is provided.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the utility model provides an automobile door plant ornamental strip mould with adsorb shrink of hole and weld line control mechanism, includes mould and the lower mould of moulding plastics, mould plastics and go up the mould bottom and be equipped with the shaping concave part, the lower mould of moulding plastics on be equipped with the shaping convex part, the shaping concave part corresponding and the shape of the position of shaping convex part match and adapt to, the lower mould of moulding plastics in be equipped with weld line buffering subassembly, weld line buffering subassembly corresponding with the position of shaping convex part, the lower mould below of moulding plastics be equipped with diversified synchronous liftout piece, diversified synchronous liftout piece corresponding with the position of shaping convex part, the mould top of moulding plastics be equipped with the portion of moulding plastics.
In the automobile door panel decorating strip mold with the adsorption hole shrinkage and the welding line control mechanism, the welding line buffering assembly comprises a plurality of welding line buffering grooves arranged in the injection lower mold, the welding line buffering grooves correspond to the positions of the molding convex parts, and the welding line buffering grooves and the multidirectional synchronous ejection parts are arranged in a staggered mode.
In the automobile door panel decorative strip mold with the adsorption hole shrinkage and the welding line control mechanism, the molding concave part comprises a molding concave surface arranged at the bottom of the injection upper mold, the molding convex part comprises a molding convex surface arranged on the injection lower mold, and the molding concave surface corresponds to the molding convex surface in position and is matched with the molding convex surface in shape.
In the automobile door panel decorative strip mold with the adsorption hole shrinkage and the welding line control mechanism, the molding convex surface is communicated with the welding line buffer groove, an alignment clamping groove is formed in the injection upper mold, an alignment clamping block is arranged on the injection lower mold, and the alignment clamping block is in clamping fit with the alignment clamping groove.
In the automobile door panel decorative strip mold with the adsorption hole shrinkage and the welding line control mechanism, the injection upper mold and the injection lower mold are internally provided with the cooling parts, and the molding concave surface and the molding convex surface respectively correspond to the cooling parts.
In the automobile door panel decorative strip mold with the adsorption hole shrinkage and the welding line control mechanism, the cooling part comprises cooling water pipes arranged in an injection upper mold and an injection lower mold, and the molding concave surface and the molding convex surface correspond to the cooling water pipes respectively.
In the automobile door panel decorative strip mold with the adsorption hole shrinkage and fusion welding control mechanism, the multidirectional synchronous ejector piece comprises an ejector plate arranged below the injection molding lower mold, a plurality of straight ejector rods and an inclined ejector rod are arranged on the ejector plate, and the straight ejector rods and the inclined ejector rod respectively correspond to the positions of the molding convex surfaces.
In the automobile door plate decorating strip mold with the adsorption hole shrinkage and the welding line control mechanism, the straight ejector rods and the inclined ejector rods are respectively arranged with the welding line buffering grooves in a staggered mode.
In the automobile door plate decorating strip mold with the adsorption hole shrinkage and fusion welding line control mechanism, an included angle between the central line of the inclined ejector rod and the central line of the straight ejector rod is an acute angle.
In the automobile door panel decorative strip mold with the adsorption hole shrinkage and the welding line control mechanism, the injection molding part comprises an injection molding main plate arranged above the injection molding upper mold, an injection molding main flow cylinder is arranged in the injection molding main plate, and the injection molding main flow cylinder corresponds to the position of the molding concave surface.
Compared with the prior art, the utility model has the advantages of:
1. the utility model discloses in the in-process of moulding plastics, it is close to each other with the lower mould of moulding plastics to mould plastics, make the shaping concave part form complete die cavity with shaping convex part looks butt cooperation, the melting material pours into to the die cavity through the portion of moulding plastics, in the in-process of moulding plastics, weld line buffering subassembly can be with the melting material because the stranded form is amalgamated, because of can not fuse completely and produce linear weld line direction to weld line buffering subassembly department, adopt stifled not as sparse structure, avoid moulding a inhomogeneous weld seam to appear on the surface, the staff's subsequent handling of being convenient for, reduce staff intensity of labour, the completion back of moulding plastics, the die sinking, it is ejecting in step to mould a piece in diversified through diversified synchronous ejecting, adopt straight top oblique top combined demoulding structure, demoulding effect is better.
2. The utility model discloses in accomplishing the back of moulding plastics, pour into the cooling water into to the cooling water pipe, cool off in step the upper and lower portion of moulding the piece through the cooling water pipe, the cooling effect is better.
Additional advantages, objects, and features of the invention 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 invention.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view in another direction of the present invention.
Fig. 3 is a schematic view of a partial structure of the present invention.
Fig. 4 is a perspective view of the present invention.
In the figure: the injection molding device comprises an injection molding upper die 1, an injection molding lower die 2, a molding concave part 3, a molding convex part 4, a weld line buffer assembly 5, a multi-direction synchronous ejector 6, an injection molding part 7, a weld line buffer groove 8, an alignment fixture block 9, a cooling part 10, a cooling water pipe 11, an ejector plate 12, a straight ejector rod 13, an inclined ejector rod 14, an injection molding main board 15 and an injection molding main flow barrel 16.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-4, an automobile door panel decoration strip mold with adsorption hole shrinkage and a welding line control mechanism comprises an injection upper mold 1 and an injection lower mold 2, wherein a forming concave part 3 is arranged at the bottom of the injection upper mold 1, a forming convex part 4 is arranged on the injection lower mold 2, the forming concave part 3 corresponds to the forming convex part 4 in position and is matched in shape, a welding line buffer component 5 is arranged in the injection lower mold 2, the welding line buffer component 5 corresponds to the forming convex part 4 in position, a multi-azimuth synchronous ejector 6 is arranged below the injection lower mold 2, the multi-azimuth synchronous ejector 6 corresponds to the forming convex part 4 in position, and an injection part 7 is arranged above the injection upper mold 1.
In this embodiment, in the process of moulding plastics, mould 1 and mould 2 down and be close to each other will moulding plastics, make shaping concave part 3 and shaping convex part 4 looks butt cooperation form complete die cavity, the melting material pours into to the die cavity through the portion of moulding plastics 7, in the process of moulding plastics, weld line buffering subassembly 5 can lead the melting material to weld line buffering subassembly 5 department because of can not fuse completely when the stranded form merges, adopt stifled not as sparse structure, avoid moulding the inhomogeneous weld joint that appears in the piece surface, be convenient for staff's subsequent processing, reduce staff intensity of labour, after accomplishing moulding plastics, the die sinking, carry out diversified synchronous ejecting through diversified synchronous ejecting 6 with moulding plastics, adopt straight top oblique top combination demoulding structure, demoulding effect is better.
Referring to fig. 1-4, the weld line buffer assembly 5 includes a plurality of weld line buffer grooves 8 disposed in the injection molding lower mold 2, the weld line buffer grooves 8 correspond to the molding protrusions 4, and the weld line buffer grooves 8 are staggered with the multi-directional synchronous ejectors 6.
Specifically, the weld line buffer groove 8 can guide the linear weld seam generated by incomplete fusion of the fused materials to the weld line buffer assembly 5 when the fused materials are converged in a multi-strand form, and adopts a structure which is not easy to block, so that the uneven weld seam on the surface of a plastic part is avoided, the subsequent treatment of workers is facilitated, and the labor intensity of the workers is reduced.
With reference to fig. 1 and 2, the forming concave portion 3 includes a forming concave surface disposed at the bottom of the injection upper mold 1, the forming convex portion 4 includes a forming convex surface disposed on the injection lower mold 2, and the forming concave surface corresponds to the forming convex surface in position and has a shape suitable for the forming convex surface.
In this embodiment, in the injection molding process, the injection upper mold 1 and the injection lower mold 2 are close to each other, so that the molding concave surface and the molding convex surface are in butt fit to form a complete cavity.
The molding convex surface is communicated with the weld line buffer groove 8, an alignment clamping groove is arranged in the injection upper die 1, an alignment clamping block 9 is arranged on the injection lower die 2, and the alignment clamping block 9 is in clamping fit with the alignment clamping groove.
In the embodiment, in the die closing process, the accuracy of die closing can be ensured through the clamping matching between the alignment clamping block 9 and the alignment clamping groove.
Referring to fig. 1, cooling portions 10 are disposed in the upper mold 1 and the lower mold 2, and the molding concave surface and the molding convex surface correspond to the cooling portions 10, respectively.
In this embodiment, after the completion is moulded plastics, pour into cooling water into in the cooling portion 10, through cooling portion 10 to moulding the upper and lower part of piece and carry out synchronous cooling, the cooling effect is better.
The cooling part 10 comprises cooling water pipes 11 arranged in an injection upper die 1 and an injection lower die 2, and the forming concave surface and the forming convex surface correspond to the positions of the cooling water pipes 11 respectively.
In this embodiment, after the completion is moulded plastics, pour into cooling water into cooling portion 10 in, mould upper and lower portion to moulding through condenser tube 11 and carry out synchronous cooling, the cooling effect is better.
The multi-azimuth synchronous ejection part 6 comprises an ejection plate 12 arranged below the injection molding lower die 2, wherein the ejection plate 12 is provided with a plurality of straight ejector rods 13 and an inclined ejector rod 14, and the straight ejector rods 13 and the inclined ejector rod 14 correspond to the positions of the molding convex surfaces respectively.
In this embodiment, accomplish the back of moulding plastics, the die sinking removes ejector plate 12, drives through ejector plate 12 and directly carries out synchronous motion with oblique ejector pin 14, will mould the piece through directly ejector pin 13 and oblique ejector pin 14 and carry out diversified synchronous ejecting, adopts directly to push up oblique top combination demoulding structure, and demoulding effect is better.
Referring to fig. 1, the straight ejector rods 13 and the inclined ejector rods 14 are respectively arranged in a staggered manner with the weld line buffer grooves 8, and the forming and the ejection are not interfered with each other.
As shown in fig. 1 and 2, an included angle between the central line of the oblique ejector rod 14 and the central line of the straight ejector rod 13 is an acute angle, and the matching angle is good.
Referring to fig. 1 and 2, the injection molding part 7 includes an injection molding main plate 15 disposed above the injection molding upper mold 1, an injection molding main flow cylinder 16 is disposed in the injection molding main plate 15, and the injection molding main flow cylinder 16 corresponds to the position of the molding concave surface.
In this embodiment, during the injection molding process, the molten material is injected into the cavity through the injection main flow cylinder 16 in the injection main plate 15, thereby completing the injection molding.
The utility model discloses a theory of operation is:
in the injection molding process, the injection upper mold 1 and the injection lower mold 2 are close to each other, so that the molding concave surface is abutted and matched with the molding convex surface to form a complete cavity,
the injection molding is completed by injecting the injection molding main flow cylinder 16 in the injection molding main board 15 into the cavity, in the injection molding process, the weld line buffer groove 8 can guide the linear weld seam generated by incomplete fusion to the weld line buffer component 5 when the fusion materials are converged in a multi-strand form, and a structure with poor plugging and poor dredging is adopted, so that the uneven weld seam on the surface of the plastic part is avoided, the subsequent treatment of workers is facilitated, the labor intensity of the workers is reduced,
after the injection molding is finished, cooling water is injected into the cooling water pipe 11, the upper part and the lower part of the plastic part are synchronously cooled through the cooling water pipe 11, the cooling effect is good,
after the mold is opened, the ejector plate 12 is moved, the straight ejector rod 13 and the inclined ejector rod 14 are driven to synchronously move through the ejector plate 12, the plastic part is synchronously ejected in multiple directions through the straight ejector rod 13 and the inclined ejector rod 14, a straight-ejection and inclined-ejection combined mold release structure is adopted, and the mold release effect is good.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein will be apparent to those skilled in the art without departing from the spirit of the invention.
Although the terms of the injection upper mold 1, the injection lower mold 2, the molding recess 3, the molding protrusion 4, the weld line buffer assembly 5, the multi-directional synchronous ejector 6, the injection portion 7, the weld line buffer groove 8, the registration block 9, the cooling portion 10, the cooling water pipe 11, the ejector plate 12, the straight ejector pin 13, the angled ejector pin 14, the injection main plate 15, the injection main flow cylinder 16, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.
Claims (10)
1. An automobile door plate decorating strip mold with adsorption hole shrinkage and a welding line control mechanism comprises an injection upper mold (1) and an injection lower mold (2), it is characterized in that the bottom of the injection upper die (1) is provided with a forming concave part (3), the injection lower die (2) is provided with a molding convex part (4), the molding concave part (3) corresponds to the molding convex part (4) in position and is matched with the molding convex part in shape, a weld line buffer component (5) is arranged in the injection lower die (2), the weld line buffer component (5) corresponds to the position of the molding convex part (4), a multi-azimuth synchronous ejecting piece (6) is arranged below the injection lower die (2), the multi-direction synchronous ejection piece (6) corresponds to the position of the forming convex part (4), and an injection molding part (7) is arranged above the injection molding upper die (1).
2. The molding apparatus for a door panel molding for an automobile having a suction hole and a weld line control mechanism as claimed in claim 1, wherein said weld line buffering assembly (5) comprises a plurality of weld line buffering grooves (8) provided in the lower injection mold (2), said weld line buffering grooves (8) corresponding to the positions of the molding protrusions (4), said weld line buffering grooves (8) being staggered with respect to the plurality of synchronous ejectors (6).
3. The automotive door trim molding die with suction holes and a weld line control mechanism according to claim 2, wherein the forming concave portion (3) comprises a forming concave surface arranged at the bottom of the upper injection mold (1), the forming convex portion (4) comprises a forming convex surface arranged on the lower injection mold (2), and the forming concave surface corresponds to the forming convex surface in position and is matched in shape.
4. The automobile door panel trim strip mold with the adsorption hole and the weld line control mechanism as claimed in claim 3, wherein the molding convex surface is communicated with the weld line buffer groove (8), an alignment clamping groove is arranged in the upper injection mold (1), an alignment clamping block (9) is arranged on the lower injection mold (2), and the alignment clamping block (9) is in clamping fit with the alignment clamping groove.
5. The automobile door panel trim mold with the suction holes and the weld line control mechanism according to claim 4, wherein the upper injection mold (1) and the lower injection mold (2) are provided with cooling portions (10), and the molding concave surface and the molding convex surface correspond to the cooling portions (10), respectively.
6. The molding die for a door panel molding for an automobile having a suction hole shrinkage and a weld line control mechanism according to claim 5, wherein the cooling portion (10) comprises cooling water pipes (11) provided in the upper injection mold (1) and the lower injection mold (2), and the molding concave surface and the molding convex surface correspond to the positions of the cooling water pipes (11), respectively.
7. The automobile door panel trim mold with the absorption hole shrinkage and weld line control mechanism according to claim 6, wherein the multi-direction synchronous ejector (6) comprises an ejector plate (12) arranged below the injection lower mold (2), the ejector plate (12) is provided with a plurality of straight ejector rods (13) and an inclined ejector rod (14), and the straight ejector rods (13) and the inclined ejector rod (14) respectively correspond to the positions of the molding convex surfaces.
8. The molding die for an automobile door panel molding having a suction hole and a weld line control mechanism according to claim 7, wherein the straight ejector pins (13) and the inclined ejector pins (14) are respectively staggered with the weld line buffering grooves (8).
9. The molding die for automobile door panel trim with suction holes and a weld line control mechanism as claimed in claim 8, wherein the angle between the centerline of the oblique ejector pin (14) and the centerline of the straight ejector pin (13) is an acute angle.
10. The automotive door trim molding die with the absorption hole shrinkage and the welding line control mechanism as claimed in claim 9, wherein the injection molding part (7) comprises an injection molding main plate (15) arranged above the injection molding upper die (1), an injection molding main flow cylinder (16) is arranged in the injection molding main plate (15), and the injection molding main flow cylinder (16) corresponds to the position of the molding concave surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220455003.4U CN217373313U (en) | 2022-03-03 | 2022-03-03 | Automobile door plate decoration strip mold with adsorption hole shrinkage and welding line control mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220455003.4U CN217373313U (en) | 2022-03-03 | 2022-03-03 | Automobile door plate decoration strip mold with adsorption hole shrinkage and welding line control mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217373313U true CN217373313U (en) | 2022-09-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220455003.4U Active CN217373313U (en) | 2022-03-03 | 2022-03-03 | Automobile door plate decoration strip mold with adsorption hole shrinkage and welding line control mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217373313U (en) |
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2022
- 2022-03-03 CN CN202220455003.4U patent/CN217373313U/en active Active
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