CN219543951U - A mould subassembly for car light lens - Google Patents

Abstract

The utility model provides a mold assembly for a car lamp lens, and belongs to the technical field of car lamp production molds. The problem that the existing die finished product is low in efficiency and poor in heat dissipation effect is solved. The mold assembly for the car lamp lens comprises an upper mold base, a lower mold base and a guide unit, wherein the guide unit consists of a plurality of guide rods, a molding assembly which is connected with the lower mold base and used for molding the mold is arranged between the lower mold base and the upper mold base, the molding assembly consists of a molding unit used for molding the mold and a sealing unit which wraps the molding unit and prevents leakage, and a heat dissipation unit connected with the sealing unit is arranged on the sealing unit. The utility model has the advantages of improving the processing efficiency and improving the heat dissipation effect.

Description

A mould subassembly for car light lens

Technical Field

The utility model belongs to the technical field of car lamp production dies, and relates to a die assembly for a car lamp lens.

Background

Along with the rapid development of society economy, automobile lamps, various traffic lights installed on automobiles for ensuring safe driving, are divided into two types, namely a front lamp and a rear lamp, wherein the front lamp is generally an illuminating lamp, the rear lamp is generally a signal lamp, the production process of the front lamp is generally formed by a die, and various structures of required products are obtained, the existing die assembly is generally used for processing and forming a single shell, so that the processing efficiency is low, two die assemblies are required for processing the bilateral symmetry automobile lamp shell, and processing errors can exist after the processing is finished, so that the product qualification rate is reduced, and meanwhile, the existing die assembly is generally of a solid design, so that the cooling and forming speed of an injection die in a die cavity is very low, and the production and processing speed of the automobile lamp is reduced.

Disclosure of Invention

The present utility model has been made in view of the above problems occurring in the prior art, and an object of the present utility model is to provide a mold assembly that improves production efficiency, ensures product yield, and improves heat dissipation.

The aim of the utility model can be achieved by the following technical scheme: the utility model provides a mould subassembly for car light lens, includes upper die base, die holder and direction unit, and this direction unit comprises a plurality of guide bar, its characterized in that, die holder and upper die base between be provided with and be connected and supply the fashioned shaping subassembly of mould with the die holder, this shaping subassembly comprises the fashioned shaping unit of supply mould and wrap up shaping unit and prevent the sealed unit that leaks in and appear, sealed unit on be provided with the radiating element who is connected with it.

In the above-mentioned a mould subassembly for car light lens, sealing element constitute by inferior valve piece and with inferior valve piece looks concatenation complex epitheca piece, inferior valve piece be connected with the die holder through above-mentioned guide bar, the upper surface of die holder on be provided with rather than being connected and be used for strengthening connection stability's fixed block, be provided with buffer unit one between this fixed block and the die holder, and offered the pilot hole that above-mentioned guide bar passed on this fixed block.

In the die assembly for the car lamp lens, the upper end face of the upper shell block is provided with the upper pressing plate which is connected with the upper shell block and controls the upper shell block to press down, and the upper pressing plate is provided with a plurality of hanging rings which are connected with each other and are convenient for the upper pressing plate to axially move.

In the above-mentioned a mould subassembly for car light lens, the shaping unit constitute by the lower module that has lower die cavity and have the last module of last die cavity, above-mentioned last die cavity and lower die cavity form two sealed die cavities through the cooperation with last module, lower module, inferior valve piece, epitheca piece and last roof, last module and inferior valve between be provided with and be connected and strengthen the spacer block of leakproofness with lower module, this spacer block is located between two die cavities, above-mentioned last roof is connected with the epitheca piece through the spliced pole.

In the above-mentioned mould subassembly for car light lens, buffer unit one by set up on the fixed block and rather than being connected the buffer rod and the cover locate the buffer spring on the buffer rod constitute, the inferior valve piece be located and offered on the lower terminal surface of corresponding buffer rod department and supply the buffer rod and buffer spring to stretch into the mounting hole of installation, the die holder be located on the up end of fixed block both sides department all be provided with and be connected with the die holder and be used for strengthening buffer unit two, this buffer unit two comprises buffer seat and buffer pad board.

In the above-mentioned mold assembly for a lens of a vehicle lamp, the heat dissipation unit is composed of a plurality of heat dissipation pipes, and the upper shell block and the lower shell block are provided with mounting holes for the heat dissipation pipes to pass through.

Compared with the prior art, the mold assembly for the car lamp lens has the following advantages:

1. the automobile lamp comprises an automobile lamp die, a lower die seat, an upper die seat, a lower die seat, a sealing unit, a heat dissipation unit and a forming assembly, wherein the lower die seat is connected with the upper die seat, the forming assembly is used for forming a die, the sealing unit is used for wrapping the forming unit and preventing leakage, the heat dissipation unit is connected with the sealing unit, and the production efficiency of the automobile lamp die is improved due to the arrangement of the structure.

Drawings

Fig. 1 is a schematic perspective view of a mold assembly for a lamp lens.

Fig. 2 is a schematic cross-sectional view of the present mold assembly for a lamp lens.

In the figure, 1, an upper die holder; 2. a lower die holder; 3. a lower shell block; 4. an upper shell block; 5. a fixed block; 6. an upper press plate; 7. a lower module; 8. an upper module; 9. a spacer block; 10. a buffer rod; 11. a buffer spring; 12. a buffer seat; 13. a cushion pad; 14. and a radiating pipe.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1 and 2, the mold assembly for a lens of a vehicle lamp comprises an upper mold base 1, a lower mold base 2 and a guide unit, wherein the guide unit consists of a plurality of guide rods, a molding assembly which is connected with the lower mold base 2 and used for molding the mold is arranged between the lower mold base 2 and the upper mold base 1, the molding assembly consists of a molding unit used for molding the mold and a sealing unit which wraps the molding unit and prevents leakage, a heat dissipation unit connected with the molding unit is arranged on the sealing unit, the sealing unit consists of a lower shell block 3 and an upper shell block 4 which is in splicing fit with the lower shell block 3, the lower shell block 3 is connected with the lower mold base 2 through the guide rods, a fixed block 5 which is connected with the lower mold base 2 and used for enhancing the connection stability is arranged on the upper surface of the lower mold base 2, a buffer unit I is arranged between the fixed block 5 and the lower mold base 2, the fixed block 5 is provided with an assembly hole through which the guide rod passes, the upper end face of the upper shell block 4 is provided with an upper pressing plate 6 which is connected with the upper pressing plate and controls the upper shell block 4 to press downwards, the upper pressing plate 6 is provided with a plurality of hanging rings which are connected with the upper pressing plate 6 and are convenient for the upper pressing plate 6 to move axially, a connecting plate which is connected with the upper pressing plate 6 is arranged between the upper pressing plate 6 and the upper shell block 4 and is connected with the upper pressing plate 6 through a plurality of screws, a forming unit consists of a lower module 7 with a lower die cavity and an upper module 8 with an upper die cavity, the upper die cavity and the lower die cavity form two sealed die cavities through the cooperation with the upper module 8, the lower module 7, the lower shell block 3, the upper shell block 4 and an upper top plate, the two die cavities are respectively used for forming cavities of a left lampshade and a right lampshade, a spacer 9 which is connected with the lower module 7 and enhances the tightness is arranged between the upper module 8 and the lower module 7, the spacing block 9 is positioned between two die cavities, the upper top plate is connected with the upper shell block 4 through a connecting column, the connecting plate is provided with a through hole for the connecting column to pass through, the connecting column can be hollow, the spacing block 9 can be provided with an extending hole for the lower end of the connecting column to extend into, the lower module 7 is connected with the fixed block 5 through a plurality of studs, the fixed block 5 is also connected with the lower shell block 3 through a plurality of studs, the lower shell block 3 is provided with a forming rod for forming a threaded hole at the corresponding die cavity, one end of the forming rod extends into the fixed block 5 and is connected with the forming rod, a buffer unit I consists of a buffer rod 10 arranged on the fixed block 5 and connected with the forming rod and a buffer spring 11 sleeved on the buffer rod 10, the lower end face of the lower shell block 3 positioned at the corresponding buffer rod 10 is provided with a mounting hole for the buffer rod 10 to extend into the buffer spring 11, the buffer rod 10 can be made into a stepped telescopic structure, a reset spring is arranged in the buffer rod 10, the height of the buffer rod 10 is lower than that of the buffer spring 11, the upper end surfaces of the lower die holder 2, which are positioned at two sides of the fixed block 5, are respectively provided with a second buffer unit which is connected with the lower die holder 2 and used for strengthening the buffer effect, the second buffer unit consists of a buffer seat 12 which is arranged on the lower die holder 2 and connected with the lower die holder 2 and a buffer backing plate 13 which is arranged on the lower die holder 2 and connected with the lower die holder 2, the buffer backing plate 13 is connected with the buffer seat 12 through studs, the heat dissipation unit consists of a plurality of heat dissipation pipes 14, the upper housing block 4 and the lower housing block 3 are respectively provided with a mounting hole for the heat dissipation pipes 14 to pass through, the heat dissipation pipes 14 are arranged in a hollow manner and are connected with a circulating flowing liquid source, thereby ensuring that the cooling liquid in the radiating pipe 14 is in a flowing state.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although terms such as the upper die holder 1, the lower die holder 2, the lower housing block 3, the upper housing block 4, the fixed block 5, the upper platen 6, the lower die block 7, the upper die block 8, the spacer block 9, the buffer rod 10, the buffer spring 11, the buffer seat 12, the buffer pad 13, the radiating pipe 14 are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims (6)

1. The utility model provides a mould subassembly for car light lens, includes upper die base (1), die holder (2) and direction unit, and this direction unit comprises a plurality of guide bar, its characterized in that, die holder (2) and upper die base (1) between be provided with and be connected with die holder (2) and supply the fashioned shaping subassembly of mould, this shaping subassembly comprises the shaping unit that supplies the fashioned shaping unit of mould and wrap up shaping unit and prevent the sealed unit that leaks in and appear, sealed unit on be provided with the radiating element that is connected with it.

2. The mold assembly for the car lamp lens according to claim 1, wherein the sealing unit comprises a lower shell block (3) and an upper shell block (4) which is in spliced fit with the lower shell block (3), the lower shell block (3) is connected with the lower mold base (2) through the guide rod, a fixed block (5) which is connected with the lower mold base (2) and used for enhancing connection stability is arranged on the upper surface of the lower mold base (2), a buffer unit I is arranged between the fixed block (5) and the lower mold base (2), and an assembly hole through which the guide rod passes is formed in the fixed block (5).

3. The mold assembly for the car lamp lens according to claim 2, wherein an upper pressing plate (6) which is connected with the upper end face of the upper shell block (4) and controls the upper shell block (4) to press down is arranged on the upper end face of the upper shell block, and a plurality of hanging rings which are connected with each other and are convenient for the upper pressing plate (6) to move axially are arranged on the upper pressing plate (6).

4. A mould assembly for a vehicle lamp lens according to claim 1, characterized in that the forming unit consists of a lower mould (7) with a lower mould cavity and an upper mould (8) with an upper mould cavity, said upper and lower mould cavities forming two sealed mould cavities by cooperation with the upper mould (8), the lower mould (7), the lower shell block (3), the upper shell block (4) and the upper top plate, a spacer block (9) being connected with the lower mould (7) and strengthening the tightness being arranged between said upper mould (8) and lower mould (7), said spacer block (9) being located between the two mould cavities, said upper top plate being connected with the upper shell block (4) by means of a connecting column.

5. The mold assembly for the car lamp lens according to claim 2, wherein the first buffer unit consists of a buffer rod (10) arranged on the fixed block (5) and connected with the fixed block and a buffer spring (11) sleeved on the buffer rod (10), the lower shell block (3) is provided with a mounting hole for the buffer rod (10) and the buffer spring (11) to extend into and mount on the lower end face of the corresponding buffer rod (10), and the upper end face of the lower mold base (2) positioned on two sides of the fixed block (5) is provided with a second buffer unit which is connected with the lower mold base (2) and used for enhancing the buffer effect and consists of a buffer seat (12) and a buffer pad plate (13).

6. The mold assembly for a lens of a vehicle lamp according to claim 5, wherein the heat dissipating unit comprises a plurality of heat dissipating pipes (14), and the upper shell block (4) and the lower shell block (3) are provided with mounting holes through which the heat dissipating pipes (14) are installed.