CN111497121A - L ED injection molding module and molding process thereof - Google Patents

Abstract

The invention discloses an L ED injection molding module, which comprises a L ED lamp substrate and a plastic outer skin, wherein the plastic outer skin is integrally formed on the surface of a L ED lamp substrate, L ED lamp patches are fixedly arranged on the top surface of the L ED lamp substrate at equal intervals, notches corresponding to the L ED lamp patches are formed in the plastic outer skin, and electric connecting wires exposed out of two ends of the plastic outer skin are fixedly welded at two ends of the top surface of an L ED lamp substrate.

Description

L ED injection molding module and molding process thereof

Technical Field

The invention relates to the technical field of L ED (injection molded) molds, in particular to a L ED injection molding module and a molding process thereof.

Background

L ED paster module is one of L ED module, because the luminous angle is big compared with other kinds of module, and luminance is high, characteristics such as light decay are low, so has more extensive use, generally need to adopt the mode of lock or screwed connection to install the protection on the surface of its base plate in order to play the guard action to the circuit structure in L ED paster module, artifical intensity of labour is big, and the production process is long, and production efficiency is low.

Disclosure of Invention

The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.

The utility model provides an L ED module of moulding plastics, includes L ED lamp base plate, plastic crust integrated into one piece in the surface of L ED lamp base plate, and L ED lamp base plate's top surface equidistance is arranged fixed mounting and is had L ED lamp paster, has the breach that corresponds with L ED lamp paster on the plastic crust, and L ED lamp base plate's top surface both ends fixed welding respectively has the both ends from the plastic crust to expose connect the electric wire.

Furthermore, the bottom of the plastic outer skin is provided with a round hole which penetrates through the bottom of the L ED lamp substrate.

Furthermore, the bottoms of the two ends of the plastic outer skin are respectively provided with a positioning hole, and the two ends of the L ED lamp substrate are respectively provided with a positioning groove corresponding to the positioning hole.

Furthermore, the bottom of the plastic outer skin is provided with a square hole which is used for installing and positioning and penetrates to the bottom of the L ED lamp substrate, and an arc-shaped clamping groove is formed in the square hole.

Furthermore, the two ends of the top of the plastic rubber skin are provided with bumps which play a role in protecting the electric leads.

Furthermore, the top of the plastic outer skin and the L ED lamp patch are correspondingly formed with a boss, the top surface of the boss is provided with a trapezoidal groove, and the notch is formed at the inner bottom of the trapezoidal groove.

An L ED injection molding composition process, applied to the L ED injection molding die set, comprises the following steps:

s1, respectively welding and installing a L ED lamp patch and an electric lead on a L ED lamp substrate to obtain a L ED lamp substrate finished product;

s2: designing and producing an injection mold according to the shape of the plastic skin;

s3, placing the L ED lamp substrate finished product obtained in the S1 into an injection mold of S2;

s4: performing die assembly and injection molding;

and S5, opening the mold, cooling, and taking out the piece to obtain the L ED injection molding module.

Further, the injection mold in S2 includes the following structure:

and (3) template mounting: the bottom of the mould is provided with a top mould for forming the shape of the top surface of the plastic skin;

a lower template: the top of the bottom die is provided with a bottom die in the shape of the bottom surface of the formed plastic skin;

when the die is closed, the upper die plate and the lower die plate are abutted, a die cavity is formed between the top die and the bottom die, a pouring runner communicated with the die cavity is arranged on the upper die plate, and wire grooves for the electric conductors to pass through are formed in two sides of the die cavity.

Compared with the prior art, the invention has the following beneficial effects: the invention has novel structure, replaces the traditional fastening and screw fixing mode by the injection molding mode, saves labor cost, simplifies production procedures and improves production efficiency.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is another schematic structural diagram of the present invention.

FIG. 3 is a schematic view of another embodiment of the present invention.

FIG. 4 is a schematic structural diagram of an injection mold according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, an L ED injection molding module includes a L ED lamp substrate 1 and a plastic outer skin 2, wherein the plastic outer skin 2 is integrally formed on the surface of the L ED lamp substrate 1, L ED lamp patches 3 are fixedly arranged on the top surface of the L ED lamp substrate 1 at equal intervals, a notch corresponding to the L ED lamp patches 3 is formed on the plastic outer skin 2, and electrical connecting wires 4 exposed from two ends of the plastic outer skin 2 are fixedly welded at two ends of the top surface of the L ED lamp substrate 1.

Furthermore, the bottom of the plastic outer skin 2 has a circular hole 21 penetrating to the bottom of the L ED lamp substrate 1.

Furthermore, the bottom of the two ends of the plastic outer skin 2 are respectively provided with a positioning hole 22, and the two ends of the L ED lamp substrate 1 are respectively provided with a positioning groove 11 corresponding to the positioning hole 22.

Furthermore, the bottom of the plastic outer skin 2 is provided with a square hole 23 which is used for mounting and positioning and penetrates to the bottom of the L ED lamp substrate 1, and an arc-shaped clamping groove 24 is formed in the square hole 23.

Furthermore, the plastic outer skin 2 has bumps 25 at both ends of the top thereof for protecting the electrical conductors 4.

Furthermore, a boss is formed on the top of the plastic outer skin 2 corresponding to the L ED lamp patch 3, a trapezoidal groove 26 is formed on the top surface of the boss, and the notch is formed at the inner bottom of the trapezoidal groove 26.

An L ED injection molding composition process, applied to the L ED injection molding die set, comprises the following steps:

s1, respectively welding and installing a L ED lamp patch 3 and an electric lead 4 on the L ED lamp substrate 1 to obtain a L ED lamp substrate 1 finished product;

s2: designing and producing an injection mold according to the shape of the plastic skin 2;

s3, placing the L ED lamp substrate 1 finished product obtained in the S1 into an injection mold of S2;

s4: performing die assembly and injection molding;

and S5, opening the mold, cooling, and taking out the piece to obtain the L ED injection molding module.

Further, as shown in fig. 4, the injection mold in S2 includes the following structure:

an upper template 01: the bottom of the top die is provided with a top die 011 for forming the top surface shape of the plastic sheath 2, and the top die 011 comprises a trapezoidal lug 25 for forming a trapezoidal groove 26 and a groove for forming the lug 25;

the lower template 02 is provided with a bottom die 022 with the bottom surface shape of the molding plastic outer skin 2 at the top, the bottom die 022 comprises positioning columns of molding positioning holes 22, square hole 23 bumps 25 of molding square holes 23 and round columns of molding round holes 21, wherein the positioning grooves 11 of the L ED lamp substrate 1 are matched with the positioning columns to position the L ED lamp substrate 1, and the square bumps 25 and the round columns respectively support the L ED lamp substrate 1;

when the die is closed, the upper die plate 01 and the lower die plate 02 abut against each other, a die cavity 03 is formed between the top die 011 and the bottom die 022, a pouring runner 04 communicated with the die cavity 03 is arranged on the upper die plate 01, and wire grooves 05 for the electric leads 4 to pass through are formed in two sides of the die cavity 03.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (8)

1. The utility model provides an L ED module of moulding plastics, includes L ED lamp base plate, plastic crust, its characterized in that, plastic crust integrated into one piece in the surface of L ED lamp base plate, the top surface equidistance of L ED lamp base plate is arranged fixed mounting and is had L ED lamp paster, has the breach that corresponds with L ED lamp paster on the plastic crust, and the electric wire that connects that exposes from the both ends of plastic crust is fixed welding respectively at the top surface both ends of L ED lamp base plate.

2. The L ED injection mold assembly of claim 1, wherein the plastic skin has a circular hole through its bottom to the bottom of the L ED lamp base plate.

3. The L ED injection molding module according to claim 1, wherein the plastic sheath has positioning holes at bottom ends thereof, and the L ED lamp substrate has positioning slots at ends thereof corresponding to the positioning holes.

4. The L ED injection mold assembly of claim 1, wherein the plastic skin has a square hole at the bottom for mounting and positioning and extending through to the bottom of the L ED base plate, the square hole having an arcuate slot formed therein.

5. An L ED injection molding module according to claim 1, wherein the plastic sheath has protrusions at both ends of the top thereof for protecting the electrical leads.

6. An L ED injection molding module according to claim 1, wherein the top of the plastic skin has a boss formed thereon corresponding to the L ED lamp patch, the boss has a trapezoidal groove on the top surface thereof, and the notch is formed on the inner bottom of the trapezoidal groove.

7. An L ED injection molding composition process applied to the L ED injection molding die set of claims 1-6, comprising the steps of:

s1, respectively welding and installing a L ED lamp patch and an electric lead on a L ED lamp substrate to obtain a L ED lamp substrate finished product;

s2: designing and producing an injection mold according to the shape of the plastic skin;

s3, placing the L ED lamp substrate finished product obtained in the S1 into an injection mold of S2;

s4: performing die assembly and injection molding;

and S5, opening the mold, cooling, and taking out the piece to obtain the L ED injection molding module.

8. The constitutive process of L ED injection mold according to claim 7, wherein the injection mold in S2 comprises the following structure:

and (3) template mounting: the bottom of the mould is provided with a top mould for forming the shape of the top surface of the plastic skin;

a lower template: the top of the bottom die is provided with a bottom die in the shape of the bottom surface of the formed plastic skin;

when the die is closed, the upper die plate and the lower die plate are abutted, a die cavity is formed between the top die and the bottom die, a pouring runner communicated with the die cavity is arranged on the upper die plate, and wire grooves for the electric conductors to pass through are formed in two sides of the die cavity.

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