CN214773729U

CN214773729U - Forming die of safety belt buckle shell

Info

Publication number: CN214773729U
Application number: CN202120814427.0U
Authority: CN
Inventors: 潘海斌
Original assignee: Ningbo Jiuxin Automobile Fitting Co ltd
Current assignee: Ningbo Jiuxin Automobile Fitting Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-11-19
Anticipated expiration: 2031-04-20

Abstract

The utility model discloses a forming die of seat belt buckle shell, including the cope match-plate pattern, the lower bolster, the cope match-plate pattern is provided with mould benevolence, the lower bolster is provided with lower mould benevolence, form the die cavity after the combination of upper mould benevolence and lower mould benevolence, the lower mould benevolence is provided with the first slider that is used for the shaping back-off, a second slider for the shaping jack, and be used for the shaping portion of shaping pillar, first slider is provided with the guide block that drives its removal, the guide block passes through the guide part sliding connection that the slope set up with first slider, the second slider is provided with the oblique guide pillar that drives its removal, oblique guide pillar passes through fixed block fixed connection with the cope match-plate pattern, constitute the acute angle between oblique guide pillar and the cope match-plate pattern, shaping portion includes first portion and second portion. The utility model has the advantages of configuration optimization, reasonable in design, through the setting of first slider, second slider, shaping portion, effectively solve the problem of goods shaping difficulty, guarantee the goods quality.

Description

Forming die of safety belt buckle shell

Technical Field

The utility model belongs to the technical field of injection mold and specifically relates to a forming die of seat belt buckle shell is related to.

Background

The main structure of the automobile safety belt comprises a mesh belt, a retractor and a fixing mechanism, wherein the fixing mechanism comprises a belt buckle, a lock tongue, a fixing pin, a fixing seat and the like; the automobile safety belt buckle shell belongs to an important component of a belt buckle in a fixing mechanism, and as shown in figure 1, the automobile safety belt buckle shell structurally comprises a shell with a smooth appearance and a buckle part connected with the shell, wherein the buckle part is provided with a jack 1, a plurality of reverse buckles 2 are arranged in the horizontal direction along the inner wall of the jack and towards the inside of the shell, a plurality of support columns 3 perpendicular to the shell are also arranged in the vertical direction in the shell, when the automobile safety belt buckle shell is manufactured, demoulding can be carried out only inwards due to the reverse buckles, the support columns are demoulded upwards or downwards, the jacks are demoulded outwards, and the traditional mould is difficult to form.

Disclosure of Invention

The utility model aims to solve the technical problem that a forming die of seat belt buckle shell is provided, solve above-mentioned existing problem, realize drawing of patterns shaping smoothly.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a forming die of seat belt buckle shell, includes cope match-plate pattern, lower bolster, the cope match-plate pattern be provided with the mould benevolence, the lower bolster be provided with lower mould benevolence, the combination of upper mould benevolence and lower mould benevolence after form the die cavity, the lower mould benevolence be provided with the first slider that is used for the shaping back-off for the second slider of shaping jack and the shaping portion that is used for the shaping pillar, first slider be provided with the guide block that drives its removal, guide block and first slider through the guide part sliding connection that the slope set up, the second slider be provided with the oblique guide pillar that drives its removal, oblique guide pillar and cope match-plate pattern pass through fixed block fixed connection, oblique guide pillar and cope match-plate pattern between constitute the acute angle, shaping portion include first portion and second portion.

As a further improvement of the present invention, the guide portion includes a projection located in the first slider and a groove located in the guide block, and the projection is slidably connected to the groove. The sliding connection of the convex block and the groove can ensure the effective movement between the guide block and the first sliding block.

As a further improvement of the utility model, the cross-section of the convex block and the groove is in a dovetail shape. The dovetail-shaped cross section is a structure which is frequently adopted in the aspect of sliding rails of the existing machine tool equipment, and has the advantages of stable and reliable sliding and no falling.

As a further improvement, the second slider and the fixed block all be provided with the oblique guide hole of slope, oblique guide pillar one end pass oblique guide hole, the other end passes through fixed plate fixed connection with the cope match-plate pattern. The oblique guide post passes oblique guide hole, and when the oblique guide post during upward movement under the drive of cope match-plate pattern, can push the second slider open towards the die cavity outside, when the oblique guide post during downward movement under the drive of cope match-plate pattern, can be drawn together the second slider towards the die cavity, realize the compound die.

As a further improvement, the first slider can follow the horizontal left and right direction sliding connection inside lower mould benevolence, the second slider can follow the horizontal left and right direction sliding connection inside the lower bolster.

As a further improvement of the present invention, the lower mold core left and right symmetric center plane is defined as a plane a, the lower mold core front and rear symmetric center plane is defined as a plane B, the number of the first sliding blocks is four, and the planes a and B are symmetric planes and are distributed in a rectangular shape; the number of the second sliding blocks is two, and the second sliding blocks are distributed left and right by taking the A surface as a symmetrical plane. The number of the first sliding blocks is four, which means that four shell products can be formed by one-time injection molding when the mold is formed, thereby improving the working efficiency.

As a further improvement, the first portion and the second portion are two in quantity, and arrange around using the B face as the symmetry plane, the first portion and the second portion all be located inside the lower mould benevolence. The first portion and the second portion are used for forming the supporting column, and smooth forming of the supporting column is guaranteed.

As a further improvement of the utility model, the utility model also comprises a push plate and a bottom plate used for supporting the push plate. The push plate can push the shell product out of the lower die core, so that the demoulding is convenient.

The utility model discloses a theory of operation: go up the mould benevolence and form the die cavity behind the lower mould benevolence compound die, two second sliders of bilateral symmetry can realize the relative motion under the effect of oblique guide pillar to guarantee the shaping and the drawing of patterns of jack, the guide block drives first slider and moves about doing the horizontal direction in lower mould benevolence inside, realizes the shaping and the drawing of patterns of back-off, the inside pillar of casing can be shaped through the setting of shaping portion, effectively solves the shaping of back-off, jack, pillar, guarantees the quality of shell goods.

Compared with the prior art, the utility model has the advantages that: the structure is optimized, the design is reasonable, the problem of difficulty in product forming is effectively solved through the arrangement of the first sliding block, the second sliding block and the forming part, and the product quality is guaranteed. The upper die plate is fixedly connected with the upper die core, when the upper die core moves downwards, the upper die core and the lower die core are matched to form a die cavity, the two second slide blocks which are bilaterally symmetrical are driven by the inclined guide post to ensure that the second slide blocks and the die cavity are matched to form an insertion hole, and the fixed block is used for connecting the upper die plate and the inclined guide post; when the die is closed, the guide block can stabilize the position of the first slide block to ensure the forming of the back-off, and when the die is released, the guide block moves upwards to drive the first slide block to move towards the inner side of the die cavity, so that the die is released; the forming part comprises a first part and a second part and is used for forming a plurality of pillars in the shell.

Drawings

FIG. 1 is a schematic view of the structure of a buckle housing;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is an exploded view of the first slider and the guide block;

fig. 4 is an exploded view of the second slider, the fixing block, and the inclined guide post.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1 to 4: a forming die of a safety belt buckle shell comprises an upper die plate 10 and a lower die plate 11, wherein the upper die plate 10 is provided with an upper die core 100, the lower die plate 11 is provided with a lower die core 110, the upper die core 100 and the lower die core 110 are combined to form a die cavity, the lower die core 110 is provided with a first sliding block 111 for forming an inverted buckle 2, a second sliding block 112 for forming a jack 1 and a forming part 113 for forming a strut 3, the first sliding block 111 is provided with a guide block 114 for driving the first sliding block to move, the guide block 114 is in sliding connection with the first sliding block 111 through an obliquely arranged guide part 111a, the second sliding block 112 is provided with an oblique guide pillar 112a for driving the second sliding block to move, the oblique guide pillar 112a is fixedly connected with the upper die plate 10 through a fixing block 12, an acute angle is formed between the oblique guide pillar 112a and the upper die plate 10, and the forming part 113 comprises a first part 113a and a second part 113 b.

The guide portion 111a includes a projection 115 in the first slider 111 and a groove 116 in the guide block 114, and the projection 115 is slidably coupled with the groove 116.

The cross-sections of the protrusion 115 and the groove 116 are dovetail-shaped.

The second slider 112 and the fixed block 12 are both provided with an inclined guide hole 13, one end of the inclined guide post 112a passes through the inclined guide hole 13, and the other end is fixedly connected with the upper die plate 10 through the fixed block 12.

The first slide block 111 can be connected inside the lower mold core 110 in a sliding manner along the horizontal left-right direction, and the second slide block 112 can be connected inside the lower mold plate 11 in a sliding manner along the horizontal left-right direction.

The left and right symmetrical center planes of the lower mold core 110 are defined as a plane A, the front and back symmetrical center planes of the lower mold core 110 are defined as a plane B, the number of the first sliders 111 is four, and the planes A and B are symmetrical planes and are distributed in a rectangular shape; the number of the second sliders 112 is two, and the second sliders are arranged in the left-right direction with the plane a as a symmetry plane.

The number of the first portions 113a and the second portions 113B is two, and the first portions 113a and the second portions 113B are arranged in front and back with the plane B as a symmetry plane, and both the first portions and the second portions are located inside the lower mold core 110.

Also included are a push plate 14, and a base plate 15 for supporting the push plate 14.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a forming die of seat belt buckle shell, includes cope match-plate pattern, lower bolster, the cope match-plate pattern be provided with the mould benevolence, the lower bolster be provided with lower mould benevolence, the combination of upper mould benevolence and lower mould benevolence after form the die cavity, its characterized in that the lower mould benevolence be provided with the first slider that is used for the shaping back-off for the second slider of shaping jack and the shaping portion that is used for the shaping pillar, first slider be provided with the guide block that drives its removal, guide block and first slider through the guide part sliding connection that the slope set up, the second slider be provided with the oblique guide pillar that drives its removal, oblique guide pillar and cope match-plate pattern pass through fixed block fixed connection, oblique guide pillar and cope match-plate pattern between constitute the acute angle, shaping portion include first portion and second portion.

2. The mold for molding a housing for a safety buckle according to claim 1, wherein the guide portion comprises a projection provided in the first slider and a groove provided in the guide portion, the projection being slidably coupled to the groove.

3. The mold for molding a casing of a safety buckle according to claim 2, wherein the projection and the groove are each dovetail-shaped in cross section.

4. The mold for molding a safety belt buckle casing according to claim 1, wherein the second slider and the fixing block are provided with inclined guide holes, one end of the inclined guide post passes through the inclined guide hole, and the other end of the inclined guide post is fixedly connected to the upper mold plate through the fixing plate.

5. The mold for molding a housing of a seat belt buckle according to claim 1, wherein the first slide block is slidably connected to the inside of the lower mold core in a horizontal left-right direction, and the second slide block is slidably connected to the inside of the lower mold plate in a horizontal left-right direction.

6. The mold for molding a housing of a seat belt buckle according to claim 1, wherein a center plane of a left-right symmetry of the lower mold core is defined as a plane a, a center plane of a front-back symmetry of the lower mold core is defined as a plane B, the number of the first sliders is four, and the first sliders are arranged in a rectangular shape with the planes of the a plane and the plane of the B plane as symmetry; the number of the second sliding blocks is two, and the second sliding blocks are distributed left and right by taking the A surface as a symmetrical plane.

7. The mold for molding a housing of a seat belt buckle according to claim 1, wherein the number of the first portion and the second portion is two, and the first portion and the second portion are arranged in front and behind with the plane B as a symmetry plane, and the first portion and the second portion are both located inside the lower mold core.

8. The mold for molding a casing of a safety buckle according to claim 1, further comprising a push plate, and a base plate for supporting the push plate.