CN218906149U

CN218906149U - Three-color injection mold spring block structure of automobile rear taillight lens

Info

Publication number: CN218906149U
Application number: CN202223052016.6U
Authority: CN
Inventors: 陆泯贝
Original assignee: Zhejiang Yuya Mould Co ltd
Current assignee: Zhejiang Yuya Mould Co ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-04-25
Anticipated expiration: 2032-11-16

Abstract

The utility model discloses a three-color injection mold spring block structure of a rear taillight lens of an automobile, which comprises a mold main body and a rear taillight lens body, wherein the mold main body comprises a front mold core and a front mold spring block, a spring plate is fixedly arranged on one side, opposite to the front mold core, of the front mold spring block, a parting plate is fixedly arranged at the bottom of the front surface of the spring plate, a mold insert is fixedly arranged at the front surface of the parting plate, and a spring block is fixedly arranged at the bottom end of the mold insert. According to the utility model, the elastic block fixed with the die insert is arranged at the bottom of the parting plate of the front die elastic block, and the bottom suspension part of the die insert is supported and limited, so that the strength of the die insert is enhanced, deformation or fracture is not easy to occur during working, the maintenance and replacement frequency of the die insert is reduced, and the purposes of reducing the use cost and improving the use effect are achieved.

Description

Three-color injection mold spring block structure of automobile rear taillight lens

Technical Field

The utility model relates to the field of injection molds, in particular to a three-color injection mold spring block structure of an automobile rear taillight lens.

Background

The automobile rear lamp lens is generally composed of a red part, a black part and a white part, and the traditional automobile rear lamp lens is formed by injection molding through an injection mold.

In prior art, injection mold first moulds plastics black and white part when moulding plastics to automobile back tail lamp lens, needs to seal the glue in both junctions, should seal the glue position and form through the inserted sheet of mould corresponding position in the injection mold, but in automobile back tail lamp lens injection mold now, the inserted sheet bottom is unsettled state, intensity is relatively poor, produces deformation or fracture easily during the use, leads to its maintenance or change of often needs, has increased use cost, also causes injection mold to use inconvenient simultaneously.

Disclosure of Invention

The utility model aims to provide a three-color injection mold spring block structure of a rear taillight lens of an automobile, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the three-color injection mold elastic block structure of the automobile rear taillight lens comprises a mold main body and a taillight lens body, wherein the mold main body comprises a front mold core and a front mold elastic block;

the front mould bullet piece is provided with the shell fragment with the fixed shell fragment that is provided with in front one side that front mould benevolence is relative, the positive bottom of shell fragment is fixedly provided with the parting plate, the positive fixed mould inserted sheet that is provided with of parting plate, the bottom mounting of mould inserted sheet is provided with the bullet piece.

Preferably, the number of the die inserting pieces and the number of the elastic blocks are two, the die inserting pieces and the elastic blocks are symmetrically arranged on two sides of the front face of the elastic sheet, and the auxiliary die opening springs are arranged at the middle through holes of the front die elastic blocks.

Preferably, the front mould benevolence top is provided with the injection moulding groove with tail lamp lens body shape assorted, position and tail lamp lens body's terminal surface shape assorted between shell fragment and the parting plate outer wall.

Preferably, the top of the outer wall of the elastic block is provided with a shaping slot, the side wall of the die insert is provided with a protruding part, and the protruding part is arranged in a penetrating manner with the shaping slot.

Preferably, a positioning slot for fixing the die insert is formed in the top of the outer wall of the elastic block, and the positioning slot is matched with the end face shape of the tail lamp lens body.

Preferably, the elastic block and the die insert are of an integral injection molding structure.

The utility model has the technical effects and advantages that:

(1) According to the utility model, the elastic block fixed with the die insert is arranged at the bottom of the parting plate of the front die elastic block, and the bottom suspension part of the die insert is supported and limited, so that the strength of the die insert is enhanced, deformation or fracture is not easy to occur during working, the maintenance and replacement frequency of the die insert is reduced, and the purposes of reducing the use cost and improving the use effect are achieved;

(2) According to the utility model, the positioning slots and the shaping slots matched with the die inserts are respectively formed in the top and bottom positions of the elastic blocks, so that the strength of the die inserts is improved, and the die inserts can be more suitable for the injection molding quality of the taillight lens body.

Drawings

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

Fig. 2 is a schematic perspective view of a front module spring block according to the present utility model.

Fig. 3 is a schematic view of a partial enlarged structure at a of fig. 2 according to the present utility model.

Fig. 4 is a schematic diagram of the internal structure of the front module elastic block of the present utility model.

In the figure: 1. a mold body; 11. a front mold core; 12. a front mould spring block; 121. a spring plate; 122. a parting plate; 123. a die insert; 124. a spring block; 125. positioning and slotting; 126. shaping and slotting; 127. an auxiliary die opening spring; 2. a taillight lens body.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a three-color injection mould bullet structure of a rear taillight lens of an automobile as shown in figures 1-4, which comprises a mould main body 1 and a rear lamp lens main body 2, wherein the mould main body 1 comprises a front mould core 11 and a front mould bullet 12, the front mould core 11 and the front mould bullet 12 are matched and spliced, so that a mould groove in the middle of the front mould core 11 and the front mould bullet 12 can carry out injection moulding of the rear lamp lens main body 2, after filling and cooling in the injection mould are finished, the injection mould is opened at a main parting surface under the action of an opening force, at the moment, the front mould bullet 12 moves along slide block guide blocks on two sides of the front mould bullet 12 under the combined action of an auxiliary opening spring 127 in the middle part and a blind rivet positioned on a template of the injection mould, and as the slide block guide blocks are designed to have a certain angle, the front mould bullet 12 is contracted inwards and is separated from a back-off position on a product, so that demoulding is realized;

the elastic sheet 121 is fixedly arranged on one side of the front die elastic block 12 opposite to the front die core 11, the parting plate 122 is fixedly arranged at the bottom of the front side of the elastic sheet 121, the die insert 123 is fixedly arranged at the front side of the parting plate 122, the elastic sheet 124 is fixedly arranged at the bottom end of the die insert 123, the die insert 123 is used as a steel position between a white part and a black part in the taillight lens body 2 and is inserted with the front die core 11, the sealing is carried out between the two parts, the elastic sheet 124 is arranged, the bottom of the die insert 123 is not in a suspended state any more, the integral strength between the elastic sheet and the front die elastic block 12 is enhanced, deformation or fracture is not easy to occur, the strength of the die insert 123 is improved, the purpose of improving the working quality and reducing the fault maintenance rate is achieved, the saving of the production cost is facilitated, the die insert 123 and the elastic sheet 124 are symmetrically arranged at two sides of the front side of the elastic sheet 121 and are matched with the steel position on the lens body 2, the auxiliary die opening spring 127 is installed at the middle through hole of the front die elastic block 12, the auxiliary die opening spring 127 can be used for realizing the auxiliary die opening effect of the auxiliary die opening of the front die 12, and the labor saving effect of the auxiliary die opening spring 127 is convenient;

the top of the front mold core 11 is provided with an injection molding mold cavity matched with the shape of the taillight lens body 2, the position between the elastic sheet 121 and the outer wall of the parting plate 122 is matched with the end face shape of the taillight lens body 2, the top of the outer wall of the elastic block 124 is provided with a shaping slot 126, the side wall of the mold insert 123 is provided with a protruding part, the protruding part is inserted into the shaping slot 126, and the injection molding mold cavity is matched with the protruding part on the mold insert 123, so that the injection molding form requirement of the taillight lens is met, the connection firmness of the mold insert 123 is enhanced, and the strength of the mold insert 123 is further improved;

the top that is used for mould inserted sheet 123 fixed is seted up at bullet piece 124 outer wall is grooved 125, and the terminal surface shape phase-match of location grooved 125 and tail lamp lens body 2, the setting of location grooved 125 is mainly in order to cater for the morphological requirement of moulding plastics of tail lamp lens body 2 lateral wall, carries out the connection support to the bottom of mould inserted sheet 123 simultaneously, keeps bearing strength, avoids appearing unsettled easy causing mould inserted sheet 123 extrusion deformation or fracture, bullet piece 124 and mould inserted sheet 123 injection moulding structure as an organic whole, and integrated moulding structure can make bulk strength higher.

The working principle of the utility model is as follows: when the mold main body 1 is positioned in an injection mold, and the white part and the black part in the taillight lens body 2 are injected for the first time, the mold insert 123 is used as a sealing steel position between the white part and the black part of the taillight lens body 2 and is inserted with the front mold insert 11, sealing is realized during injection molding, when the front mold elastic block 12 in the mold main body 1 is positioned in a butt joint manner with the front mold insert 11, the mold insert 123 on the front mold elastic block 12 is fixed with the front parting plate 122 of the elastic sheet 121 through the elastic block 124 and forms an integral structure, so that the bottom of the mold insert 123 is not in a suspension state any more, the integral rigidity strength is better, the mold insert 123 is not easy to deform or break when the taillight lens body 2 is produced in the injection mold, the defective rate of the production of the taillight lens body 2 is reduced, and the damage frequency of the mold insert 123 is reduced, and the production efficiency and the production quality are improved.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a car tail lamp lens three-colour injection mold bullet piece structure, includes mould main part (1) and tail lamp lens body (2), its characterized in that: the die main body (1) comprises a front die core (11) and a front die elastic block (12);

the front mould bullet piece (12) is provided with shell fragment (121) with fixed being provided with in front one side that front mould benevolence (11) is relative, shell fragment (121) openly bottom is fixedly provided with parting plate (122), parting plate (122) openly is fixedly provided with mould inserted sheet (123), the bottom mounting of mould inserted sheet (123) is provided with bullet piece (124).

2. The three-color injection mold bullet block structure of the automobile rear taillight lens according to claim 1, wherein the number of the mold insert pieces (123) and the number of the bullet blocks (124) are two, the two mold insert pieces (123) and the bullet blocks (124) are symmetrically arranged on two sides of the front face of the elastic sheet (121), and an auxiliary mold opening spring (127) is arranged at a middle through hole of the front mold bullet block (12).

3. The three-color injection mold spring block structure of the automobile rear lamp lens according to claim 1, wherein an injection mold groove matched with the shape of the rear lamp lens body (2) is formed in the top of the front mold core (11), and the position between the spring plate (121) and the outer wall of the parting plate (122) is matched with the end face shape of the rear lamp lens body (2).

4. The three-color injection mold bullet block structure of an automobile rear light lens according to claim 1, wherein a molding slot (126) is formed in the top of the outer wall of the bullet block (124), a protruding portion is arranged on the side wall of the mold insert (123), and the protruding portion is arranged in a penetrating manner with the molding slot (126).

5. The three-color injection mold bullet block structure of automobile rear light lens according to claim 1, characterized in that a positioning slot (125) for fixing a mold insert (123) is formed at the top of the outer wall of the bullet block (124), and the positioning slot (125) is matched with the end face shape of the rear light lens body (2).

6. The three-color injection mold bullet structure of an automobile rear light lens according to claim 1, wherein the bullet (124) and the mold insert (123) are an integral injection molding structure.