Inclined ejection mechanism in sliding block of injection mold for automobile auxiliary fascia console framework

Abstract

The utility model provides an inclined ejection mechanism in a sliding block of an injection mold for an auxiliary instrument panel framework of an automobile, and belongs to the technical field of molds. The mold comprises an upper mold plate and a lower mold plate, a forming cavity is formed between the upper mold plate and the lower mold plate, first core pulling mechanisms with sliding block inner inclined top structures are symmetrically arranged on the left side and the right side of the forming cavity, and a second core pulling mechanism is arranged on the front side of the forming cavity. After a product is subjected to injection molding, the first core-pulling mechanisms and the second core-pulling mechanisms can perform core pulling automatically, and when the first core-pulling mechanisms perform core pulling, the inclined top structures in the sliding blocks in the two first core-pulling mechanisms can apply pushing force to the left side and the right side of the product at the same time, so that the situation that the left side and the right side of the product are pulled and damaged can be prevented.

Description

TECHNICAL FIELD

[0001] The utility model belongs to mould technical field relates to a kind of automobile vice instrument panel skeleton injection mould slider inner inclined roof mechanism. BACKGROUND

[0002] Automobile vice instrument panel skeleton is generally formed by mould injection molding, when core-pulling is carried out before demolding, the connection of side insert block and the side of skeleton is too close, which can easily cause the product side to be pulled hard and lead to product damage.

[0003] A kind of automobile vice instrument panel skeleton body injection mould is disclosed in Chinese patent [application number: 202321226893.2], including upper die plate and lower die plate, the upper die plate and lower die plate are respectively fixed with upper insert block and lower insert block, the lower die plate is symmetrically provided with two blocks, and the front and rear sides of upper insert block and lower insert block are respectively abutted, and two blocks are respectively abutted with the left and right sides of upper insert block and lower insert block. SUMMARY

[0004] The utility model aims at above -mentioned problem, provide a kind of automobile vice instrument panel skeleton injection mould slider inner inclined roof mechanism.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of automobile vice instrument panel skeleton injection mould slider inner inclined roof mechanism, including upper die plate and lower die plate, the upper die plate and lower die plate between being provided with forming cavity, the left and right sides of the forming cavity are symmetrically provided with the slider inner inclined roof structure of one core-pulling mechanism, the front side of the forming cavity is provided with two core-pulling mechanisms.

[0007] In the automobile vice instrument panel skeleton injection mould slider inner inclined roof mechanism described above, the one core-pulling mechanism includes front and rear side sliders and an inbuilt oil cylinder driving assembly connected with the front and rear side sliders, a side ejector plate mounting cavity is arranged in the front and rear side sliders, the side ejector plate mounting cavity is horizontally penetrated through the front and rear side sliders from front to back, and the slider inner inclined roof structure is arranged in the side ejector plate mounting cavity.

[0008] In the automobile vice instrument panel skeleton injection mould slider inner inclined roof mechanism described above, the slider inner inclined roof structure includes a side ejector plate vertically arranged in the side ejector plate mounting cavity, the side ejector plate is provided with an inclined roof assembly connected with the forming cavity, the side ejector plate extends out of the side ejector plate mounting cavity from front to back and is connected with a connecting slider on the lower die plate, and the left and right side sliders are further provided with an ejector plate driving structure connected with the side ejector plate.

[0009] In the slide block inner inclined ejection mechanism of the automobile instrument panel skeleton injection mold, the ejection plate driving structure comprises two driving rods which are symmetrically arranged and inclined in the horizontal direction, the distance between the two driving rods gradually decreases from the side far away from the forming cavity to the side close to the forming cavity, and the driving rods are inserted into the inner side ejection plate and are in sliding connection with the inner side ejection plate.

[0010] In the slide block inner inclined ejection mechanism of the automobile instrument panel skeleton injection mold, when the driving rod moves away from the forming cavity, the driving rod can drive the inner side ejection plate to move towards the forming cavity; and when the driving rod moves towards the forming cavity, the driving rod can drive the inner side ejection plate to move away from the forming cavity.

[0011] In the slide block inner inclined ejection mechanism of the automobile instrument panel skeleton injection mold, the inclined ejection assembly comprises an inclined ejection block embedded on the inner end face of the left and right side sliders, and the inclined ejection block is in rotary connection with the inner side ejection plate through an inclined ejection rod.

[0012] In the slide block inner inclined ejection mechanism of the automobile instrument panel skeleton injection mold, the built-in oil cylinder driving assembly comprises a driving oil cylinder fixed on the lower mold plate, the driving oil cylinder is arranged on the lower side of the left and right side sliders, the output end of the driving oil cylinder faces away from the forming cavity, and the output end of the driving oil cylinder is connected with the left and right side sliders through a connecting block.

[0013] In the slide block inner inclined ejection mechanism of the automobile instrument panel skeleton injection mold, the second core pulling mechanism comprises a front side slider arranged in the horizontal direction, the inner end of the front side slider is connected with the forming cavity, and the front side slider is connected with a translation driving assembly.

[0014] In the slide block inner inclined ejection mechanism of the automobile instrument panel skeleton injection mold, the translation driving assembly comprises a first linear driver fixed on the lower mold plate in the horizontal direction, and the output shaft end of the first linear driver is connected with the front side slider.

[0015] In the slide block inner inclined ejection mechanism of the automobile instrument panel skeleton injection mold, the top end of the connecting slider is recessed inwardly and is provided with a positioning hole matched with a positioning block on the bottom of the upper mold plate.

[0016] Compared with the prior art, the slide block inner inclined ejection mechanism of the automobile instrument panel skeleton injection mold has the following advantages:

[0017] 1. After the product is injection molded, the first core pulling mechanism and the second core pulling mechanism can automatically perform core pulling, and when the first core pulling mechanism performs core pulling, the slide block inner inclined ejection structure in the two first core pulling mechanisms can simultaneously apply a pushing force to the left and right sides of the product, so that the left and right sides of the product can be prevented from being damaged due to pulling.

[0018] 2. After the product is injection molded, the built-in hydraulic cylinder drive assembly can drive the left and right side sliders to move away from the molding cavity for automatic core pulling. When the left and right side sliders move outward, they can drive the inclined top structure inside the sliders to move towards the molding cavity and apply a pushing force to the side of the product, thereby enabling the left and right side sliders to detach from the side of the product without damage.

[0019] 3. When the left and right side sliders move outward, the top plate drive structure can drive the side top plate to move closer to the molding cavity, thereby applying a thrust to the side of the product through the inclined top component on the side top plate.

[0020] Other advantages, objectives and features of this invention will be partly apparent from the following description, and partly understood by those skilled in the art through study and practice of this invention. Attached Figure Description

[0021] Figure 1 This is a schematic diagram of the external structure of this utility model;

[0022] Figure 2 This is a structural diagram of the lower template;

[0023] Figure 3 This is a sectional view of the lower template;

[0024] Figure 4 This is a partial structural diagram of the lower template. Detailed Implementation

[0025] like Figures 1-4 As shown, a slider inclined ejector mechanism for an injection mold of an automotive sub-instrument frame includes an upper template 1 and a lower template 2. A molding cavity 3 is provided between the upper template 1 and the lower template 2. A first core-pulling mechanism 5 with a slider inclined ejector structure 4 is symmetrically arranged on the left and right sides of the molding cavity 3. A second core-pulling mechanism 6 is provided on the front side of the molding cavity 3.

[0026] In this utility model, after the product is injection molded, the No. 1 core pulling mechanism and the No. 2 core pulling mechanism can automatically pull the core. When the No. 1 core pulling mechanism is pulling the core, the inclined top structure 4 inside the slider of the two No. 1 core pulling mechanisms can simultaneously apply a pushing force to the left and right sides of the product, thereby preventing the left and right sides of the product from being pulled and damaged.

[0027] Specifically, the first core-pulling mechanism 5 comprises left and right side sliders 7 and an internal oil cylinder driving assembly 8 connected with the left and right side sliders 7. The left and right side sliders 7 are internally provided with side top plate mounting cavities 9 horizontally penetrating the left and right side sliders 7 from front to back, and the slider internal inclined top structure 4 is arranged in the side top plate mounting cavities 9. After product injection molding, the internal oil cylinder driving assembly 8 can drive the left and right side sliders 7 to move away from the molding cavity for automatic core pulling. When the left and right side sliders move outward, the slider internal inclined top structure 4 can be driven to move towards the molding cavity to apply a pushing force to the side of the product, so that the left and right side sliders can be separated from the side of the product without damage.

[0028] Specifically, the slider internal inclined top structure 4 comprises a side top plate 10 vertically arranged in the side top plate mounting cavity 9, the side top plate 10 is provided with an inclined top assembly connected with the molding cavity 3, the side top plate 10 extends out of the side top plate mounting cavity 9 from front to back and is connected with a connecting slider 11 on the lower die plate 2, and the left and right side sliders 7 are further provided with a top plate driving structure connected with the side top plate 10. When the left and right side sliders 7 move outward, the side top plate can be driven to move towards the molding cavity by the top plate driving structure, so that a pushing force can be applied to the side of the product by the inclined top assembly on the side top plate 10.

[0029] Specifically, the top plate driving structure comprises two driving rods 13 symmetrically arranged and inclined in the horizontal direction, the distance between the two driving rods 13 gradually decreases from the side away from the molding cavity 3 to the side close to the molding cavity 3, the driving rods 13 are inserted into the side top plate 10 and are in sliding connection with the side top plate 10. When the driving rods 13 move away from the molding cavity 3, the two driving rods can simultaneously extrude the side top plate outward, so that the side top plate moves towards the molding cavity. When the driving rods 13 move towards the molding cavity 3, the two driving rods can simultaneously extrude the side top plate inward, so that the side top plate moves away from the molding cavity.

[0030] Specifically, when the driving rods 13 move away from the molding cavity 3, the driving rods 13 can drive the side top plate 10 to move towards the molding cavity 3. When the driving rods 13 move towards the molding cavity 3, the driving rods 13 can drive the side top plate 10 to move away from the molding cavity 3.

[0031] Specifically, the inclined top assembly comprises an inclined top block 14 embedded on the end face of the left and right side sliders 7, and the inclined top block 14 is in rotational connection with the side top plate 10 through an inclined top rod 15. When the side top plate moves towards the molding cavity, a pushing force can be applied to the side of the product by the inclined top rod and the inclined top block.

[0032] Specifically, the built-in oil cylinder driving assembly 8 comprises a driving oil cylinder 16 fixed on the lower die plate 2, the driving oil cylinder 16 is arranged below the left and right side sliders 7, the output end of the driving oil cylinder 16 is directed to the side away from the forming cavity 3, and the output end of the driving oil cylinder 16 is connected with the left and right side sliders 7 through the connecting block 17. The driving oil cylinder 16 can drive the left and right side sliders to translate towards the side close to or away from the forming cavity through the connecting block, and the dislocation arrangement of the driving oil cylinder and the left and right side sliders can make the driving oil cylinder be located inside the mold, so that the driving oil cylinder can be prevented from affecting the space on the left and right sides of the mold.

[0033] Specifically, the second core pulling mechanism 6 comprises a front side slider 18 arranged horizontally, the inner end of the front side slider 18 is connected with the forming cavity 3, and the front side slider 18 is connected with a horizontal translation driving assembly, the horizontal translation driving assembly comprises a first linear driver 19 fixed horizontally on the lower die plate 2, and the output shaft end of the first linear driver 19 is connected with the front side slider 18. The first linear driver can drive the front side slider to move horizontally towards the side close to or away from the forming cavity, so that the automatic core pulling of the front side slider can be realized.

[0034] Those skilled in the art should understand that the first linear driver can be an oil cylinder, an air cylinder or a linear motor.

[0035] Preferably, the top end of the connecting slider 11 is recessed inwardly and provided with a positioning hole 20 capable of cooperating with a positioning block on the bottom of the upper die plate 1. When the mold is closed, the positioning block on the upper die plate can be inserted into the positioning hole on the top of the connecting slider to prevent the side top plate from being retracted during injection molding.

[0036] The working principle of the utility model is that after product injection molding, the first core pulling mechanism and the second core pulling mechanism can automatically pull the core, when the first core pulling mechanism pulls the core, the slider inner inclined top structure 4 in the two first core pulling mechanisms can simultaneously apply a pushing force to the left and right sides of the product, so that the product can be prevented from being damaged due to pulling on the left and right sides;

[0037] After the product is injection molded, the built-in oil cylinder driving assembly 8 can drive the left and right side sliders 7 to move away from the molding cavity to automatically core, when the left and right side sliders move outward, the slider inclined top structure 4 can be driven to move towards the molding cavity to apply a pushing force to the side of the product so as to enable the left and right side sliders to be separated from the side of the product without damage, when the left and right side sliders 7 move outward, the top plate driving structure can drive the side top plate to move towards the molding cavity so as to enable the inclined top assembly on the side top plate 10 to apply a pushing force to the side of the product, when the driving rod 13 moves away from the molding cavity 3, the two driving rods can simultaneously extrude the side top plate outward to make the side top plate move towards the molding cavity, when the driving rod 13 moves towards the molding cavity 3, the two driving rods can simultaneously extrude the side top plate inward to make the side top plate move away from the molding cavity, when the side top plate moves towards the molding cavity, the inclined top rod and the inclined top block can apply a pushing force to the side of the product;

[0038] The driving oil cylinder 16 can drive the left and right side sliders to move towards or away from the molding cavity through the connecting block, the driving oil cylinder and the left and right side sliders are arranged in a staggered manner, which can make the driving oil cylinder located inside the mold, thereby preventing the driving oil cylinder from affecting the space on the left and right sides of the mold.

[0039] The first linear driver can drive the front side slider to move horizontally towards or away from the molding cavity to realize automatic core of the front side slider, when the mold is closed, the positioning block on the upper mold plate can be inserted into the positioning hole at the top of the connecting slider to prevent the side top plate from retreating during injection molding.

[0040] The specific embodiments described herein are merely illustrative of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or replace them with similar ways, but will not deviate from the spirit of the present application or exceed the scope defined by the appended claims.

Claims

1. A slide block inner inclined ejector mechanism of an automobile instrument panel skeleton injection mold, comprising an upper mold plate (1) and a lower mold plate (2), characterized in that, The upper die plate (1) and the lower die plate (2) are provided with a forming cavity (3), and the forming cavity (3) is symmetrically provided with a first core-pulling mechanism (5) with a slider inner inclined ejector structure (4) on the left and right sides, and the front side of the forming cavity (3) is provided with a second core-pulling mechanism (6).

2. The ejection mechanism of claim 1, wherein the ejection mechanism is a slide-in ejection mechanism of an automobile IP (Instrument Panel) skeleton injection mold. The first core-pulling mechanism (5) comprises left and right side sliders (7) and an embedded oil cylinder driving assembly (8) connected with the left and right side sliders (7), the left and right side sliders (7) are provided with side ejector plate mounting cavities (9) inside, the side ejector plate mounting cavities (9) horizontally penetrate the left and right side sliders (7) from front to back, and the slider inner inclined ejector structure (4) is arranged in the side ejector plate mounting cavity (9).

3. The ejection mechanism of claim 2, wherein the ejection mechanism is a slide-in ejection mechanism of an automobile IP (Instrument Panel) skeleton injection mold. The slider inner inclined ejector structure (4) comprises a side ejector plate (10) vertically arranged in the side ejector plate mounting cavity (9), the side ejector plate (10) is provided with an inclined ejector assembly connected with the forming cavity (3), and the side ejector plate (10) protrudes out of the side ejector plate mounting cavity (9) from front to back and is connected with a connecting slider (11) on the lower die plate (2); the left and right side sliders (7) are further provided with an ejector plate driving structure connected with the side ejector plate (10).

4. The ejection mechanism of claim 3, wherein the ejection mechanism is a slide-in ejection mechanism. The ejector plate driving structure comprises two driving rods (13) symmetrically arranged and inclined in the horizontal direction, the distance between the two driving rods (13) gradually decreases from the side away from the forming cavity (3) to the side close to the forming cavity (3), and the driving rods (13) are inserted into the side ejector plate (10) and are in sliding connection with the side ejector plate (10).

5. The ejection mechanism of claim 3, wherein the ejection mechanism is a slide-inclined top mechanism of an automobile IP (Instrument Panel) skeleton injection mold. When the driving rod (13) moves away from the forming cavity (3), the driving rod (13) can drive the side ejector plate (10) to move towards the forming cavity (3); when the driving rod (13) moves towards the forming cavity (3), the driving rod (13) can drive the side ejector plate (10) to move away from the forming cavity (3).

6. The ejection mechanism of the automobile IPK injection mold slide according to claim 3, wherein, The inclined ejector assembly comprises an inclined ejector block (14) embedded on the end face of the left and right side sliders (7), and the inclined ejector block (14) is in rotary connection with the side ejector plate (10) through an inclined ejector rod (15).

7. The ejection mechanism of claim 2, wherein the ejection mechanism is a slide-inclined top mechanism of an automobile IP (Instrument Panel) skeleton injection mold. The embedded oil cylinder driving assembly (8) comprises a driving oil cylinder (16) fixed on the lower die plate (2), the driving oil cylinder (16) is arranged on the lower side of the left and right side sliders (7), the output end of the driving oil cylinder (16) faces away from the forming cavity (3), and the output end of the driving oil cylinder (16) is connected with the left and right side sliders (7) through a connecting block (17).

8. The ejection mechanism of claim 1, wherein the ejection mechanism is a slide ejection mechanism of an automobile IP (Instrument Panel) skeleton injection mold. The second core-pulling mechanism (6) comprises a front side slider (18) arranged horizontally, the inner end of the front side slider (18) is connected with the forming cavity (3), and the front side slider (18) is further provided with a translation driving assembly connected therewith.

9. The ejection mechanism of claim 8, wherein the ejection mechanism is a slide-inclined top mechanism. The translation driving assembly comprises a first linear driver (19) fixed horizontally on the lower die plate (2), and the output shaft end of the first linear driver (19) is connected with the front side slider (18).

10. The ejection mechanism of claim 3, wherein the ejection mechanism is a slide ejection mechanism. The top end of the connecting slider (11) is recessed and provided with a positioning hole (20) capable of cooperating with a positioning block on the bottom of the upper die plate (1).

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