CN223982102U

CN223982102U - A vehicle headlight mold ejection device

Info

Publication number: CN223982102U
Application number: CN202520686422.2U
Authority: CN
Inventors: 沈乐; 陈超; 秦江伟; 郑伟军; 魏佳春
Original assignee: Sanyang Xinlian Auto Parts Co ltd
Current assignee: Sanyang Xinlian Auto Parts Co ltd
Priority date: 2025-04-13
Filing date: 2025-04-13
Publication date: 2026-03-10
Anticipated expiration: 2035-04-13

Abstract

This utility model discloses an ejection device for a car light mold, including a base. Support plates are provided on both sides of the upper surface of the base. A fixed mold is provided at the top of the two support plates. A punch is provided in the middle of the upper surface of the fixed mold. A first top plate is provided above the base. A protruding plate is provided in the middle of the upper surface of the first top plate. Two symmetrically distributed first ejector rods are fixedly connected through the surface of the first top plate. This utility model can achieve secondary ejection of the car light mold, allowing for two ejections with a time difference inside the mold. When the first ejection cannot completely remove the molded product from the mold, the second ejection can successfully complete the demolding, thereby improving demolding efficiency.

Description

Car light mold ejection device

Technical Field

The utility model belongs to the technical field of car lamp injection molds, and particularly relates to a car lamp mold ejection device.

Background

The injection mold is generally injection molding, which is also called injection molding, and is a molding method of injection and molding, and the injection molding method has the advantages of high production speed, high efficiency, automatic operation and various patterns, the shape can be simplified to complex, the size can be from large to small, the product size is accurate, the product is easy to update, the product can be shaped into a product with complex shape, and in the process of manufacturing the car lamp, the car lamp is usually processed and molded by adopting an injection mold.

At present, the existing car light mold ejection devices are mainly used for ejecting once, and for thin-wall deep cavity plastic parts or products with complex shapes, the plastic parts are likely to be broken or deformed by the once ejection, so that the product quality is affected.

Disclosure of utility model

The utility model aims to provide a car lamp mold ejection device which aims to solve the technical problems in the background art.

In order to achieve the purpose, the car light mold ejection device comprises a base, support plates are arranged on two sides of the upper surface of the base, a fixed mold is arranged on the top ends of the two support plates, a male mold is arranged in the middle of the upper surface of the fixed mold, a first top plate is arranged above the base, a convex plate is arranged in the middle of the upper surface of the first top plate, two symmetrically distributed first top rods penetrate through and are fixed on the surface of the first top plate, a secondary ejection structure is arranged on the upper surfaces of two ends of the first top plate, a second top plate is arranged above the convex plate, ejection posts are arranged on the upper surfaces of two ends of the second top plate, three sequentially distributed second top rods are arranged between the two ejection posts, and the top ends of the ejection posts, the first top rods and the second top rods penetrate through the fixed mold and the male mold.

Preferably, a hydraulic cylinder is arranged at the middle part of the bottom of the first top plate, the hydraulic cylinder is arranged below the base, and a limiting hole which is in sliding connection with a piston rod of the hydraulic cylinder is arranged at the middle part of the surface of the base.

Preferably, a positioning column is arranged at the bottom of the first ejector rod, two positioning holes which are distributed corresponding to the positioning column are formed in the upper surface of the base, and the positioning column is in sliding connection with the positioning holes.

Preferably, the upper surface of base is located the both sides of locating hole and all is provided with first supporting pad, the upper surface both sides of flange all are provided with the second supporting pad.

Preferably, the length of the first top plate is smaller than the distance between the two support plates, the length of the second top plate is smaller than the length of the first top plate, and the length of the convex plate is smaller than the length of the second top plate.

Preferably, two first sliding holes distributed corresponding to the first ejector rods are formed in the surface of the second top plate, and the first ejector rods are connected with the first sliding holes in a sliding mode.

Preferably, the surface of the fixed die is provided with two through holes which are distributed corresponding to the ejector columns, the ejector columns are in sliding connection with the through holes, the surface of the male die is respectively provided with two second sliding holes which are distributed corresponding to the first ejector rods and third sliding holes which are distributed corresponding to the three second ejector rods, the first ejector rods are in sliding connection with the second sliding holes, and the second ejector rods are in sliding connection with the third sliding holes.

Preferably, the secondary jack-up structure includes the connecting block and with connecting block fixed connection's oblique piece, the junction of connecting block and oblique piece is rotated through the pivot and is connected with the upper surface of first roof, the top of oblique piece is provided with first gyro wheel, the one end that the oblique piece was kept away from to the connecting block is provided with the second gyro wheel, two the opposite one side of backup pad all is provided with L type mouth, first gyro wheel is in L type mouth, the upper surface of second gyro wheel contacts with the bottom of second roof, the upper surface of first gyro wheel can contact with the top inner wall of L type mouth.

The car lamp mold ejection device has the following advantages:

The utility model can realize the secondary ejection of the car lamp mould, can carry out the secondary ejection with time difference in the interior of the mould, when the first ejection can not completely take out the formed product from the mould, the secondary ejection can smoothly finish demoulding, thereby improving the demoulding efficiency, and the mould damage caused by the interference of the mould components can be avoided through the secondary ejection, so that the mould works more stably and reliably. ‌ A

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a first top plate according to the present utility model;

FIG. 3 is a schematic view of a second top plate according to the present utility model;

fig. 4 is a schematic structural view of a stationary mold in the present utility model.

The mark in the figure shows that the mark comprises 1, a base, 2, a supporting plate, 3, an L-shaped opening, 4, a fixed mold, 5, a male mold, 6, a first top plate, 7, a positioning hole, 8, a first supporting pad, 9, a positioning column, 10, a first top rod, 11, a convex plate, 12, a secondary jacking structure, 13, a second top plate, 14, a top column, 15, a second top rod, 16, a connecting block, 17, an inclined block, 18, a first roller, 19, a second roller, 20, a second supporting pad, 21, a first sliding hole, 22, a through hole, 23, a second sliding hole, 24 and a third sliding hole.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in numerous different ways without departing from the spirit or scope of the embodiments of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "vertical," "horizontal," "top," "bottom," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the embodiments of the present utility model and to simplify the description, rather than to indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, or in communication, directly connected, or indirectly connected through an intermediary, or may be in communication with one another or an interaction relationship between two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

The following disclosure provides many different implementations, or examples, for implementing different configurations of embodiments of the utility model. In order to simplify the disclosure of embodiments of the present utility model, components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit embodiments of the present utility model. Furthermore, embodiments of the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed.

In order to better understand the objects, structures and functions of the present utility model, a mold ejection device for a vehicle lamp according to the present utility model will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-4, the car light mold ejection device of the utility model comprises a base 1, support plates 2 are arranged on two sides of the upper surface of the base 1, a fixed mold 4 is arranged at the top ends of the two support plates 2, a male mold 5 is arranged at the middle part of the upper surface of the fixed mold 4, a movable mold distributed correspondingly to the fixed mold 4 is arranged above the fixed mold 4, and when the processing is finished, the movable mold moves upwards, so that the ejection device can be started to eject a workpiece. The top of base 1 is provided with first roof 6, and the bottom middle part of first roof 6 is provided with the pneumatic cylinder, and the pneumatic cylinder is installed in the below of base 1, and the surface middle part of base 1 be provided with pneumatic cylinder piston rod sliding connection's spacing hole, through the setting of pneumatic cylinder, can drive first roof 6 reciprocates. The upper surface middle part of first roof 6 is provided with flange 11, and the surface of first roof 6 runs through and is fixed with two symmetric distribution's first ejector pin 10, and the bottom of first ejector pin 10 is provided with reference column 9, and the upper surface of base 1 is provided with two locating holes 7 that correspond the reference column 9 and distribute, and reference column 9 and locating hole 7 sliding connection, and when first roof 6 moves down, reference column 9 can inject in the locating hole 7.

The upper surfaces of the two ends of the first top plate 6 are provided with secondary jacking structures 12, the upper side of the convex plate 11 is provided with a second top plate 13, the upper surfaces of the two ends of the second top plate 13 are provided with jacking posts 14, three second jacking rods 15 which are distributed orderly are arranged between the two jacking posts 14, and the top ends of the jacking posts 14, the first jacking rods 10 and the second jacking rods 15 penetrate through the fixed die 4 and the convex die 5. The upper surface of base 1 is located the both sides of locating hole 7 and all is provided with first supporting pad 8, and the upper surface both sides of flange 11 all are provided with second supporting pad 20, through the setting of first supporting pad 8 and second supporting pad 20, can effectively prevent respectively that first roof 6 and base 1 from hard contact, second roof 13 and flange 11 hard contact. The length of the first top plate 6 is smaller than the distance between the two support plates 2, the length of the second top plate 13 is smaller than the length of the first top plate 6, and the length of the convex plate 11 is smaller than the length of the second top plate 13, so that the first top plate 6 can freely move up and down between the two support plates 2. The surface of the second top plate 13 is provided with two first sliding holes 21 distributed corresponding to the first top rod 10, the first top rod 10 is in sliding connection with the first sliding holes 21, the surface of the fixed die 4 is provided with two through holes 22 distributed corresponding to the top posts 14, the top posts 14 are in sliding connection with the through holes 22, the surface of the male die 5 is respectively provided with two second sliding holes 23 distributed corresponding to the first top rod 10 and three third sliding holes 24 distributed corresponding to the third top rod 15, the first top rod 10 is in sliding connection with the second sliding holes 23, the second top rod 15 is in sliding connection with the third sliding holes 24, the secondary jacking structure 12 comprises a connecting block 16 and an inclined block 17 fixedly connected with the connecting block 16, the connecting part of the connecting block 16 and the inclined block 17 is in rotating connection with the upper surface of the first top plate 6 through a rotating shaft, the top end of the inclined block 17 is provided with a first roller 18, one end of the connecting block 16, which is far away from the inclined block 17, is provided with a second roller 19, the opposite sides of the two support plates 2 are provided with L-shaped openings 3, a first roller 18 is positioned in the L-shaped openings 3, the upper surface of a second roller 19 is contacted with the bottom of a second top plate 13, the upper surface of the first roller 18 can be contacted with the top end inner wall of the L-shaped openings 3, when the bottom of the first top plate 6 is contacted with the upper surface of a first support pad 8, a positioning column 9 is positioned in a positioning hole 7, at the moment, a space exists between the upper surface of the first roller 18 and the top end inner wall of the L-shaped openings 3, when a hydraulic cylinder is started to push the first top plate 6 upwards, the first top plate 6 drives the second top plate 13 to upwards move, so that the first top plate 10, the second top plate 15 and a top column 14 jack up the workpiece on a fixed die 4 and a male die 5, when the first roller 18 upwards moves to be contacted with the top end inner wall of the L-shaped openings 3, the first top plate 6 stops moving, at the moment, the first top plate 10 stops moving along with the first top plate 6, the secondary jacking structure 12 rotates with the axis of the rotating shaft as the center of a circle, so that the second roller 19 pushes the second top plate 13 to move upwards, and the second top plate 13 drives the jacking column 14 and the second jacking rod 15 to move upwards continuously, thereby realizing secondary jacking of the workpiece.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The car lamp mold ejection device is characterized by comprising a base (1), wherein two support plates (2) are arranged on two sides of the upper surface of the base (1), a fixed mold (4) is arranged at the top end of each support plate (2), a male mold (5) is arranged at the middle part of the upper surface of each fixed mold (4), a first top plate (6) is arranged above the base (1), a convex plate (11) is arranged at the middle part of the upper surface of each first top plate (6), two symmetrically distributed first top rods (10) penetrate and are fixed on the surface of each first top plate (6), secondary jacking structures (12) are arranged on the upper surfaces of two ends of each first top plate (6), a second top plate (13) is arranged above each convex plate (11), top posts (14) are arranged on the upper surfaces of two ends of each second top plate (13), three sequentially distributed second top rods (15) are arranged between each top post (14), and the top posts (14), the two first top rods (10) and the top rods (15) penetrate through the fixed mold (4).

2. The car light mold ejection device according to claim 1, wherein a hydraulic cylinder is arranged at the middle part of the bottom of the first top plate (6), the hydraulic cylinder is arranged below the base (1), and a limiting hole which is in sliding connection with a hydraulic cylinder piston rod is arranged at the middle part of the surface of the base (1).

3. The car light mold ejection device according to claim 1, wherein a positioning column (9) is arranged at the bottom of the first ejector rod (10), two positioning holes (7) distributed corresponding to the positioning column (9) are formed in the upper surface of the base (1), and the positioning column (9) is in sliding connection with the positioning holes (7).

4. The car light mold ejection device according to claim 3, wherein the upper surface of the base (1) is provided with first supporting pads (8) on two sides of the positioning hole (7), and the two sides of the upper surface of the convex plate (11) are provided with second supporting pads (20).

5. The ejection device for a vehicle lamp mold according to claim 1, wherein the length of the first top plate (6) is smaller than the distance between the two support plates (2), the length of the second top plate (13) is smaller than the length of the first top plate (6), and the length of the convex plate (11) is smaller than the length of the second top plate (13).

6. The car light mold ejection device according to claim 1, wherein the surface of the second top plate (13) is provided with two first sliding holes (21) distributed corresponding to the first ejector rods (10), and the first ejector rods (10) are slidably connected with the first sliding holes (21).

7. The car light mold ejection device according to claim 1, wherein two through holes (22) distributed corresponding to the ejector posts (14) are formed in the surface of the fixed mold (4), the ejector posts (14) are in sliding connection with the through holes (22), two second sliding holes (23) distributed corresponding to the first ejector rods (10) and three third sliding holes (24) distributed corresponding to the three second ejector rods (15) are formed in the surface of the male mold (5), the first ejector rods (10) are in sliding connection with the second sliding holes (23), and the second ejector rods (15) are in sliding connection with the third sliding holes (24).

8. The car light mould ejection device according to claim 1, wherein the secondary ejection structure (12) comprises a connecting block (16) and an inclined block (17) fixedly connected with the connecting block (16), the connecting part of the connecting block (16) and the inclined block (17) is rotationally connected with the upper surface of the first top plate (6) through a rotating shaft, a first roller (18) is arranged at the top end of the inclined block (17), a second roller (19) is arranged at one end, far away from the inclined block (17), of the connecting block (16), L-shaped openings (3) are formed in two opposite sides of the supporting plate (2), the first roller (18) is positioned in the L-shaped openings (3), the upper surface of the second roller (19) is in contact with the bottom of the second top plate (13), and the upper surface of the first roller (18) can be in contact with the inner wall of the top end of the L-shaped openings (3).