CN221851062U - Complex inclined ejection demoulding mechanism of automobile seat outer decoration plate injection mould - Google Patents

Abstract

The utility model belongs to the technical field of molds, and particularly relates to a complex inclined top demolding mechanism of an injection mold for an automobile seat outer decoration plate. The utility model comprises an upper automobile seat outer decorative plate forming die and a lower automobile seat outer decorative plate forming die, wherein an injection molding main board is arranged above the upper automobile seat outer decorative plate forming die. When the plastic part is subjected to injection molding, the head auxiliary molding inclined top piece, the tail auxiliary molding inclined top piece, the middle auxiliary molding inclined top piece and the edge auxiliary molding inclined top piece are matched with the outer decorative plate molding protrusions respectively, so that the head, the tail, the middle and the edge structures of the lower surface of the plastic part are formed in an auxiliary mode, after the injection molding is finished, the die is opened, the head auxiliary molding inclined top piece, the tail auxiliary molding inclined top piece, the middle auxiliary molding inclined top piece and the edge auxiliary molding inclined top piece are moved, the molded plastic part is subjected to multidirectional inclined top demolding, the demolding area is large, demolding dead angles are reduced, meanwhile, the splicing structure is adopted, the occupied space of the demolding structure is greatly reduced, and the integral size of the die is reduced.

Description

Complex inclined ejector mechanism for injection mold of automobile seat exterior panel

Technical Field

The utility model belongs to the technical field of molds and relates to a complex inclined ejector mechanism for an injection mold of an automobile seat exterior panel.

Background Art

At present, the exterior panels of automobile seats are generally made of plastic materials, and their manufacture requires the use of injection molds for mass production. Since the exterior panels need to fit the seats, their curvature and edges have high requirements. During the injection molding process of the existing automobile seat exterior panel molds, the large-area arc molding accuracy is relatively general, requiring secondary finishing, and the demolding structure occupies a large space, resulting in a large overall mold volume and a small ejection demolding area. Therefore, it is urgent to design a complex inclined ejector demolding mechanism for the automobile seat exterior panel injection mold that can overcome the above defects.

In order to overcome the shortcomings of the prior art, people have proposed various solutions through continuous exploration. For example, a Chinese patent discloses a stamping and forming mold for a fixing bracket of an automobile seat exterior panel [application number: 202120982998.5], which includes a bottom mold base and a top mold base. A bending and forming station and a slitting station are provided between the bottom mold base and the top mold base. The bending and forming station includes a load-bearing mold and a stamping mold. A double-workpiece mortise and tenon stamping structure is formed between the load-bearing mold and the stamping mold. A positioning mechanism is provided on the load-bearing mold. The slitting station includes a punching cavity and a punching block. Limiting support pile blocks are provided on both sides of the punching cavity.

Summary of the invention

The utility model aims to solve the above problems and provides a complex inclined ejection mechanism for an injection mold of an automobile seat exterior panel.

In order to achieve the above purpose, the utility model adopts the following technical solutions:

A complex inclined ejector demolding mechanism of an automobile seat exterior panel injection mold comprises an automobile seat exterior panel molding upper mold and an automobile seat exterior panel molding lower mold, an injection molding main board is arranged above the automobile seat exterior panel molding upper mold, an exterior panel molding protrusion is arranged on the automobile seat exterior panel molding upper mold, an exterior panel molding cavity is arranged inside the automobile seat exterior panel molding lower mold, the exterior panel molding protrusion corresponds to the position of the exterior panel molding cavity and the shape is matched, a head auxiliary molding inclined ejector, a tail auxiliary molding inclined ejector, a middle auxiliary molding inclined ejector and an edge auxiliary molding inclined ejector are arranged inside the exterior panel molding protrusion, and the head auxiliary molding inclined ejector, the tail auxiliary molding inclined ejector, the middle auxiliary molding inclined ejector and the edge auxiliary molding inclined ejector are respectively slidably matched with the exterior panel molding protrusion.

In the above-mentioned complex inclined ejector demolding mechanism of the automobile seat exterior panel injection mold, the head auxiliary molding inclined ejector includes a head auxiliary molding inclined ejector block arranged in the exterior panel molding protrusion, the top of the head auxiliary molding inclined ejector block has an arc-shaped inclined surface, and the head auxiliary molding inclined ejector block is provided with a transverse positioning piece, and the transverse positioning piece is abutted against the exterior panel molding protrusion.

In the above-mentioned complex inclined ejector demolding mechanism of the automobile seat exterior panel injection mold, the lateral positioning part includes two lateral positioning sleeves arranged on the head auxiliary molding inclined ejector block, the lateral positioning sleeves are abutted against the hole grooves of the exterior panel molding protrusion, and the bottom of the head auxiliary molding inclined ejector block has a first inclined rod arranged obliquely.

In the above-mentioned complex inclined ejector demolding mechanism of the automobile seat exterior panel injection mold, the tail auxiliary molding inclined ejector component includes a tail auxiliary molding inclined ejector block arranged in the exterior panel molding protrusion, the bottom of the tail auxiliary molding inclined ejector block has a second inclined rod arranged obliquely, and the tail auxiliary molding inclined ejector block is arranged opposite to the head auxiliary molding inclined ejector block.

In the above-mentioned complex inclined ejector demolding mechanism of the automobile seat exterior panel injection mold, the middle auxiliary molding inclined ejector component includes two middle auxiliary molding inclined ejector blocks arranged in the exterior panel molding protrusion, the side of the middle auxiliary molding inclined ejector block has a positioning groove, and the middle auxiliary molding inclined ejector block has a third inclined rod arranged obliquely.

In the above-mentioned complex inclined ejector demoulding mechanism of the automobile seat exterior panel injection mold, the middle auxiliary molding inclined ejector block is located between the head auxiliary molding inclined ejector block and the tail auxiliary molding inclined ejector block, and the two middle auxiliary molding inclined ejector blocks are located at the same horizontal height.

In the above-mentioned complex inclined top demolding mechanism of the automobile seat exterior panel injection mold, the edge auxiliary molding inclined top piece includes a first edge auxiliary molding inclined top block and a second edge auxiliary molding inclined top block arranged in the exterior panel molding protrusion, the second edge auxiliary molding inclined top block has an arc-shaped concave surface, and the first edge auxiliary molding inclined top block and the second edge auxiliary molding inclined top block respectively have a fourth inclined rod at the bottom.

In the above-mentioned complex inclined ejector demolding mechanism of the automobile seat exterior panel injection mold, there is an inclined ejector slide plate under the automobile seat exterior panel molding lower mold, and the inclined ejector slide plate has a plurality of inclined ejector rod fixed slide seats, and the first inclined rod, the second inclined rod, the third inclined rod, and the fourth inclined rod are respectively slidably matched with the inclined ejector rod fixed slide seats.

In the above-mentioned complex inclined ejector demoulding mechanism of the automobile seat exterior panel injection mold, the automobile seat exterior panel molding lower mold is provided with an abutting fixed slide, and the abutting fixed slide abuts against the arc-shaped concave surface of the second edge auxiliary molding inclined ejector block.

In the above-mentioned complex inclined top demolding mechanism of the automobile seat exterior panel injection mold, the automobile seat exterior panel molding lower mold has a plurality of clamping axes distributed in a rectangular array along the center point of the automobile seat exterior panel molding lower mold, and the automobile seat exterior panel molding upper mold has a plurality of clamping holes distributed in a rectangular array along the center point of the automobile seat exterior panel molding upper mold.

Compared with the existing technology, the advantages of the utility model are:

1. During the injection molding process, the utility model brings the upper mold for molding the exterior trim panel of the automobile seat and the lower mold for molding the exterior trim panel of the automobile seat close to each other, so that the molding protrusion of the exterior trim panel is abutted and matched with the molding cavity of the exterior trim panel to form a cavity, and the molten material is injected into the cavity through the injection molding main board. During injection molding, the head auxiliary molding inclined top piece, the tail auxiliary molding inclined top piece, the middle auxiliary molding inclined top piece and the edge auxiliary molding inclined top piece are respectively matched with the molding protrusion of the exterior trim panel to assist in molding the head, tail, middle and edge structures of the lower surface of the plastic part. After the injection molding is completed, the mold is opened, and the head auxiliary molding inclined top piece, the tail auxiliary molding inclined top piece, the middle auxiliary molding inclined top piece and the edge auxiliary molding inclined top piece are moved to perform multi-directional inclined demolding on the molded plastic part. The demolding area is large and the demolding dead angle is reduced. At the same time, the splicing structure is adopted, which greatly reduces the space occupied by the demolding structure and reduces the overall volume of the mold.

2. In the injection molding process of the utility model, the two middle auxiliary molding inclined ejector blocks are used to assist in molding the middle structure below the plastic part. The positioning grooves can play a role in mold positioning, with better fit and good sealing. After the injection molding is completed, the third inclined rod is moved to drive the middle auxiliary molding inclined ejector block to move for inclined ejection. The two middle auxiliary molding inclined ejector blocks are located at the same horizontal height and are symmetrically arranged, so that the ejection angle is wider.

Other advantages, objectives and features of the present invention will be embodied in part through the following description, and in part will be understood by those skilled in the art through research and practice of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS

Fig. 1 is a schematic structural diagram of the utility model.

FIG. 2 is a schematic diagram of a partial structure of the utility model.

FIG. 3 is a schematic diagram of a partial structure of the utility model in another direction.

FIG. 4 is a schematic structural diagram of a lower mold for forming an exterior trim panel of an automobile seat.

In the figure: an upper die 1 for forming an exterior trim panel of an automobile seat, a lower die 2 for forming an exterior trim panel of an automobile seat, an injection molding main board 3, an exterior trim panel forming protrusion 4, an exterior trim panel forming cavity 5, a head auxiliary forming inclined ejector 6, a tail auxiliary forming inclined ejector 7, a middle auxiliary forming inclined ejector 8, an edge auxiliary forming inclined ejector 9, a head auxiliary forming inclined ejector block 10, a transverse positioning member 11, a transverse positioning sleeve 12, a first inclined rod 13, a tail auxiliary forming inclined ejector block 14, a second inclined rod 15, a middle auxiliary forming inclined ejector block 16, a positioning slot 17, a third inclined rod 18, a first edge auxiliary forming inclined ejector block 19, a second edge auxiliary forming inclined ejector block 20, an arc-shaped concave surface 21, a fourth inclined rod 22, an inclined ejector slide plate 23, an inclined ejector rod fixed slide seat 24, abutting fixed slide 25, a clamping shaft 26, and a clamping hole 27.

DETAILED DESCRIPTION

The utility model is further described below in conjunction with the accompanying drawings.

As shown in Figures 1-4, a complex inclined ejector demolding mechanism of an automobile seat exterior panel injection mold comprises an automobile seat exterior panel molding upper mold 1 and an automobile seat exterior panel molding lower mold 2, an injection molding main board 3 is arranged above the automobile seat exterior panel molding upper mold 1, an exterior panel molding protrusion 4 is arranged on the automobile seat exterior panel molding upper mold 1, an exterior panel molding cavity 5 is arranged inside the automobile seat exterior panel molding lower mold 2, the exterior panel molding protrusion 4 corresponds to the position of the exterior panel molding cavity 5 and the shape is matched, a head auxiliary molding inclined ejector 6, a tail auxiliary molding inclined ejector 7, a middle auxiliary molding inclined ejector 8 and an edge auxiliary molding inclined ejector 9 are arranged inside the exterior panel molding protrusion 4, and the head auxiliary molding inclined ejector 6, the tail auxiliary molding inclined ejector 7, the middle auxiliary molding inclined ejector 8 and the edge auxiliary molding inclined ejector 9 are respectively slidably matched with the exterior panel molding protrusion 4.

In this embodiment, during the injection molding process, the upper mold 1 for molding the exterior trim panel of the automobile seat and the lower mold 2 for molding the exterior trim panel of the automobile seat are brought close to each other so that the molding protrusion 4 of the exterior trim panel is abutted against and matched with the molding cavity 5 of the exterior trim panel to form a cavity, and the molten material is injected into the cavity through the injection molding main board 3. During injection molding, the head auxiliary molding inclined top piece 6, the tail auxiliary molding inclined top piece 7, the middle auxiliary molding inclined top piece 8 and the edge auxiliary molding inclined top piece 9 are respectively matched with the molding protrusion 4 of the exterior trim panel to assist in molding the head, tail, middle and edge structures of the lower surface of the plastic part. After the injection molding is completed, the mold is opened, and the head auxiliary molding inclined top piece 6, the tail auxiliary molding inclined top piece 7, the middle auxiliary molding inclined top piece 8 and the edge auxiliary molding inclined top piece 9 are moved to perform multi-directional inclined demolding on the molded plastic part. The demolding area is large and the demolding dead angle is reduced. At the same time, the splicing structure is adopted, which greatly reduces the space occupied by the demolding structure and reduces the overall volume of the mold.

As shown in Figures 1-4, the head auxiliary molding inclined top piece 6 includes a head auxiliary molding inclined top block 10 arranged in the exterior panel molding protrusion 4, the top of the head auxiliary molding inclined top block 10 has an arc-shaped inclined surface, and a transverse positioning piece 11 is provided on the head auxiliary molding inclined top block 10, and the transverse positioning piece 11 is abutted against the exterior panel molding protrusion 4.

Specifically, during the injection molding process, the head auxiliary molding inclined top block 10 is used to assist in molding the head structure below the plastic part. The top of the head auxiliary molding inclined top block 10 has an arc-shaped inclined surface, which can synchronously mold the arc-shaped structure of the bottom wall of the plastic part without the need for secondary finishing. During injection molding, the head auxiliary molding inclined top block 10 is prevented from sliding by abutting against the molding protrusion 4 of the exterior panel through the lateral positioning piece 11, and the stability is better.

2 and 3 , the lateral positioning member 11 includes two lateral positioning sleeves 12 arranged on the head auxiliary molding inclined top block 10, the lateral positioning sleeves 12 abut against the hole grooves of the exterior panel molding protrusion 4, and the bottom of the head auxiliary molding inclined top block 10 has a first inclined rod 13 arranged obliquely.

In this embodiment, during the injection molding process, the lateral positioning sleeve 12 abuts against the hole groove of the exterior panel molding protrusion 4, which can prevent the head auxiliary molding inclined ejector block 10 from sliding and has good stability. During the demolding process, the first inclined rod 13 is moved to drive the head auxiliary molding inclined ejector block 10 to move, and the inclined ejector demolding is performed. At the same time, the lateral positioning sleeve 12 is moved to the side of the hole groove of the exterior panel molding protrusion 4 for compact extraction.

The tail auxiliary molding inclined top piece 7 includes a tail auxiliary molding inclined top block 14 arranged in the exterior panel molding protrusion 4, and the bottom of the tail auxiliary molding inclined top block 14 has an inclined second inclined rod 15, and the tail auxiliary molding inclined top block 14 is arranged opposite to the head auxiliary molding inclined top block 10.

In this embodiment, during the injection molding process, the tail auxiliary molding inclined top block 14 is used to assist in molding the tail structure below the plastic part. After the injection molding is completed, the second inclined rod 15 is moved to

15 drives the tail auxiliary molding inclined ejector block 14 to move and perform inclined ejector demoulding.

As shown in Figure 3, the middle auxiliary molding inclined top piece 8 includes two middle auxiliary molding inclined top blocks 16 arranged in the exterior panel molding protrusion 4, the side of the middle auxiliary molding inclined top block 16 has a positioning groove 17, and the middle auxiliary molding inclined top block 16 has a third inclined rod 18 arranged obliquely.

In this embodiment, during the injection molding process, the two middle auxiliary molding inclined ejector blocks 16 are used to assist in molding the middle structure below the plastic part, and the positioning grooves 17 can play a role in mold positioning, with better fit and good sealing. After the injection molding is completed, the third inclined rod 18 is moved, and the middle auxiliary molding inclined ejector block 16 is driven by the third inclined rod 18 to move for inclined ejector demolding.

The middle auxiliary forming inclined ejector block 16 is located between the head auxiliary forming inclined ejector block 10 and the tail auxiliary forming inclined ejector block 14 , and the two middle auxiliary forming inclined ejector blocks 16 are located at the same horizontal height.

In this embodiment, the two middle auxiliary forming inclined ejector blocks 16 are located at the same horizontal height and are symmetrically arranged, so that the ejection angle is wider.

The edge-assisted forming inclined top piece 9 includes a first edge-assisted forming inclined top block 19 and a second edge-assisted forming inclined top block 20 arranged in the exterior panel forming protrusion 4, the second edge-assisted forming inclined top block 20 has an arc-shaped concave surface 21, and the first edge-assisted forming inclined top block 19 and the second edge-assisted forming inclined top block 20 have a fourth inclined rod 22 at the bottom respectively.

In this embodiment, during the injection molding process, the first edge auxiliary molding inclined lift block 19 and the second edge auxiliary molding inclined lift block 20 are used to assist in molding the edge structure below the plastic part, and the arc-shaped concave surface 21 is used to synchronously mold the large-area arc-shaped concave portion on the side of the plastic part, with better molding accuracy. After the injection molding is completed, the fourth inclined rod 22 is moved to drive the first edge auxiliary molding inclined lift block 19 and the second edge auxiliary molding inclined lift block 20 to move for inclined demolding.

As shown in Figure 3, there is a tilted push slide 23 under the lower mold 2 for forming the automobile seat exterior panel, and a plurality of tilted push rod fixing slides 24 are provided inside the tilted push slide 23. The first tilted rod 13, the second tilted rod 15, the third tilted rod 18, and the fourth tilted rod 22 are slidably matched with the tilted push rod fixing slides 24 respectively.

In this embodiment, the inclined push rod fixing slide 24 is used to connect the first inclined rod 13, the second inclined rod 15, the third inclined rod 18, and the fourth inclined rod 22 to facilitate the sliding of the above four, and the inclined push rod sliding plate 23 is used to fix the inclined push rod fixing slide 24.

As shown in FIG. 2 and FIG. 3 , the lower mold 2 for forming the exterior trim of the automobile seat is provided with an abutting fixed slide 25 , and the abutting fixed slide 25 abuts against the arc-shaped concave surface 21 of the second edge auxiliary forming inclined ejector block 20 .

In this embodiment, during the injection molding process, the abutting fixed slide 25 abuts against the arc-shaped concave surface 21 of the second edge auxiliary molding inclined lift block 20 to prevent the second edge auxiliary molding inclined lift block 20 from sliding. After the injection molding is completed, the abutting fixed slide 25 can be moved to the side away from the second edge auxiliary molding inclined lift block 20 to facilitate subsequent inclined lift demolding.

As shown in Figures 2 and 4, the automobile seat exterior panel forming lower mold 2 has a plurality of clamping axes 26 distributed in a rectangular array along the center point of the automobile seat exterior panel forming lower mold 2, and the automobile seat exterior panel forming upper mold 1 has a plurality of clamping holes 27 distributed in a rectangular array along the center point of the automobile seat exterior panel forming upper mold 1.

In this embodiment, when closing the mold, the mold closing shaft 26 is inserted into the mold closing hole 27 to complete accurate mold closing.

The working principle of the utility model is:

During the injection molding process, the upper mold 1 for molding the exterior trim of the automobile seat and the lower mold 2 for molding the exterior trim of the automobile seat are brought close to each other, so that the molding protrusion 4 of the exterior trim is abutted and matched with the molding cavity 5 of the exterior trim to form a cavity, and the molten material is injected into the cavity through the injection molding main board 3. During the injection molding process, the head auxiliary molding inclined top block 10 is used to assist in molding the head structure below the plastic part. The top of the head auxiliary molding inclined top block 10 has an arc-shaped inclined surface, which can synchronously mold the arc-shaped structure of the bottom wall of the plastic part without secondary finishing. The lateral positioning sleeve 12 is abutted against the hole groove of the molding protrusion 4 of the exterior trim, which can prevent the head auxiliary molding inclined top block 10 from sliding, and has good stability. In the process, the first inclined rod 13 is moved, and the head auxiliary molding inclined ejector block 10 is driven to move by the first inclined rod 13 to perform inclined ejection demoulding, and at the same time, the lateral positioning sleeve 12 is moved to the side of the hole groove where the molding protrusion 4 of the exterior panel is pulled out, and is compactly pulled out. The tail auxiliary molding inclined ejector block 14 is used to assist in molding the tail structure below the plastic part. After the injection molding is completed, the second inclined rod 15 is moved, and the tail auxiliary molding inclined ejector block 14 is driven to move by the second inclined rod 15 to perform inclined ejection demoulding. The two middle auxiliary molding inclined ejector blocks 16 are used to assist in molding the middle structure below the plastic part. The positioning slots 17 can play a role in mold positioning, with better fit and good sealing. After the injection molding is completed, the third The inclined rod 18 drives the middle auxiliary molding inclined ejector block 16 to move through the third inclined rod 18 to perform inclined ejection demoulding. The two middle auxiliary molding inclined ejector blocks 16 are located at the same horizontal height and are symmetrically arranged, so that the ejection angle is wider. The first edge auxiliary molding inclined ejector block 19 and the second edge auxiliary molding inclined ejector block 20 are used to assist in molding the edge structure below the plastic part. The arc-shaped concave surface 21 is used to synchronously mold the large-area arc-shaped concave part on the side of the plastic part, so that the molding accuracy is better. After the injection molding is completed, the fourth inclined rod 22 is moved to drive the first edge auxiliary molding inclined ejector block 19 and the second edge auxiliary molding inclined ejector block 20 to move for inclined ejection demoulding. The inclined ejector rod fixing slide 24 is used to connect the first inclined rod 1 3. The second diagonal rod 15, the third diagonal rod 18 and the fourth diagonal rod 22 are convenient for the above four to slide. The inclined top slide plate 23 is used to fix the inclined top rod fixed slide seat 24, and the abutting fixed slide 25 abuts against the arc-shaped concave surface 21 of the second edge auxiliary molding inclined top block 20 to prevent the second edge auxiliary molding inclined top block 20 from sliding. After the injection molding is completed, the abutting fixed slide 25 can be moved to the side away from the second edge auxiliary molding inclined top block 20 to facilitate the subsequent inclined top demolding, and the molded plastic parts can be demolded in multiple directions. The demolding area is large and the demolding dead angle is reduced. At the same time, the splicing structure is adopted, which greatly reduces the space occupied by the demolding structure and reduces the overall volume of the mold.

The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways without departing from the spirit of the present invention.

Although this article frequently uses terms such as automobile seat exterior panel molding upper mold 1, automobile seat exterior panel molding lower mold 2, injection molding main board 3, exterior panel molding protrusion 4, exterior panel molding cavity 5, head auxiliary molding inclined ejector 6, tail auxiliary molding inclined ejector 7, middle auxiliary molding inclined ejector 8, edge auxiliary molding inclined ejector 9, head auxiliary molding inclined ejector block 10, lateral positioning member 11, lateral positioning sleeve 12, first inclined rod 13, tail auxiliary molding inclined ejector block 14, second inclined rod 15, middle auxiliary molding inclined ejector block 16, positioning slot 17, third inclined rod 18, first edge auxiliary molding inclined ejector block 19, second edge auxiliary molding inclined ejector block 20, arc-shaped concave surface 21, fourth inclined rod 22, inclined ejector slide plate 23, inclined ejector rod fixed slide 24, abutting fixed slide 25, clamping shaft 26, clamping hole 27, etc., it does not exclude the possibility of using other terms. These terms are used only to more conveniently describe and explain the essence of the present invention. Any additional limitations construed by them are contrary to the spirit of the present invention.

Claims (10)

1. A complex inclined ejection mechanism of an automobile seat exterior panel injection mold, comprising an automobile seat exterior panel molding upper mold (1) and an automobile seat exterior panel molding lower mold (2), characterized in that an injection molding main board (3) is arranged above the automobile seat exterior panel molding upper mold (1), an exterior panel molding protrusion (4) is arranged on the automobile seat exterior panel molding upper mold (1), an exterior panel molding cavity (5) is arranged inside the automobile seat exterior panel molding lower mold (2), and the exterior panel molding protrusion (4) is arranged on the automobile seat exterior panel molding upper mold (1). Corresponding to the position of the exterior panel forming cavity (5) and matching in shape, the exterior panel forming protrusion (4) is provided with a head auxiliary forming inclined top piece (6), a tail auxiliary forming inclined top piece (7), a middle auxiliary forming inclined top piece (8) and an edge auxiliary forming inclined top piece (9); the head auxiliary forming inclined top piece (6), the tail auxiliary forming inclined top piece (7), the middle auxiliary forming inclined top piece (8) and the edge auxiliary forming inclined top piece (9) are respectively slidably matched with the exterior panel forming protrusion (4). 2. According to claim 1, the complex inclined ejector demolding mechanism of the automobile seat exterior panel injection mold is characterized in that the head auxiliary molding inclined ejector (6) includes a head auxiliary molding inclined ejector block (10) arranged in the exterior panel molding protrusion (4), the top of the head auxiliary molding inclined ejector block (10) has an arc-shaped inclined surface, and the head auxiliary molding inclined ejector block (10) is provided with a transverse positioning piece (11), and the transverse positioning piece (11) is abutted against the exterior panel molding protrusion (4). 3. According to claim 2, the complex inclined ejector demolding mechanism of the automobile seat exterior panel injection mold is characterized in that the lateral positioning member (11) includes two lateral positioning sleeves (12) arranged on the head auxiliary molding inclined ejector block (10), and the lateral positioning sleeves (12) are abutted against the hole groove of the exterior panel molding protrusion (4), and the bottom of the head auxiliary molding inclined ejector block (10) has a first inclined rod (13) arranged obliquely. 4. According to claim 3, the complex inclined ejector demolding mechanism of the automobile seat exterior panel injection mold is characterized in that the tail auxiliary molding inclined ejector (7) includes a tail auxiliary molding inclined ejector block (14) arranged in the exterior panel molding protrusion (4), and the bottom of the tail auxiliary molding inclined ejector block (14) has a second inclined rod (15) arranged obliquely, and the tail auxiliary molding inclined ejector block (14) is arranged opposite to the head auxiliary molding inclined ejector block (10). 5. According to claim 4, the complex inclined ejector demolding mechanism of the automobile seat exterior panel injection mold is characterized in that the middle auxiliary molding inclined ejector (8) includes two middle auxiliary molding inclined ejector blocks (16) arranged in the exterior panel molding protrusion (4), and the side of the middle auxiliary molding inclined ejector block (16) has a positioning groove (17), and the middle auxiliary molding inclined ejector block (16) has a third inclined rod (18) arranged obliquely. 6. The complex inclined ejector demoulding mechanism of the automobile seat exterior panel injection mold according to claim 5 is characterized in that the middle auxiliary molding inclined ejector block (16) is located between the head auxiliary molding inclined ejector block (10) and the tail auxiliary molding inclined ejector block (14), and the two middle auxiliary molding inclined ejector blocks (16) are located at the same horizontal height. 7. According to claim 6, the complex inclined ejector demolding mechanism of the automobile seat exterior panel injection mold is characterized in that the edge auxiliary molding inclined ejector (9) includes a first edge auxiliary molding inclined ejector block (19) and a second edge auxiliary molding inclined ejector block (20) arranged in the exterior panel molding protrusion (4), the second edge auxiliary molding inclined ejector block (20) has an arc-shaped concave surface (21), and the first edge auxiliary molding inclined ejector block (19) and the second edge auxiliary molding inclined ejector block (20) have a fourth inclined rod (22) at the bottom respectively. 8. According to claim 7, the complex inclined ejector demolding mechanism of the automobile seat exterior panel injection mold is characterized in that a inclined ejector slide plate (23) is provided below the automobile seat exterior panel molding lower mold (2), and a plurality of inclined ejector rod fixing slide seats (24) are provided inside the inclined ejector slide plate (23), and the first inclined rod (13), the second inclined rod (15), the third inclined rod (18), and the fourth inclined rod (22) are respectively slidably matched with the inclined ejector rod fixing slide seats (24). 9. The complex inclined ejector demolding mechanism of the automobile seat exterior panel injection mold according to claim 8 is characterized in that a contact fixed slide (25) is provided on the automobile seat exterior panel molding lower mold (2), and the contact fixed slide (25) abuts against the arc-shaped concave surface (21) of the second edge auxiliary molding inclined ejector block (20). 10. The complex inclined top demolding mechanism of the automobile seat exterior panel injection mold according to claim 9 is characterized in that the automobile seat exterior panel molding lower mold (2) has a plurality of clamping axes (26) distributed in a rectangular array along the center point of the automobile seat exterior panel molding lower mold (2), and the automobile seat exterior panel molding upper mold (1) has a plurality of clamping holes (27) distributed in a rectangular array along the center point of the automobile seat exterior panel molding upper mold (1).