Sheet and frame integrated auxiliary mirror injection mold

By designing an integrated secondary mirror injection mold, the secondary mirror and polarizing film are integrated into one injection molding process, which solves the problems of complex production processes and low efficiency in the existing technology, improves production efficiency and reduces costs.

CN223630881UActive Publication Date: 2025-12-05ZHANGZHOU AOJIE OPTICAL TECH CO LTD
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Patent Information

Application Number
CN202422993420.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-05
Publication Date
2025-12-05
Estimated Expiration
2034-12-05

AI Technical Summary

Technical Problem

The existing production process for secondary mirrors with polarizing films is complex, inefficient, and costly.

Method used

The integrated secondary mirror injection mold is adopted, including a front mold plate, a front mold core, a rear mold core and a rear mold plate, as well as two sets of slider mechanisms. The polarizing film is positioned by the slider mechanism and automatically exits the front cavity when the mold is closed, so that the polarizing film is completely contained in the secondary mirror cavity, realizing integrated injection molding.

Benefits of technology

It reduced production steps, improved production efficiency, and lowered costs.

✦ Generated by Eureka AI based on patent content.

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Abstract

A piece and frame integrated auxiliary mirror injection mold comprises a front mold plate, a front mold core, a rear mold core, a rear mold plate and at least two sets of sliding block mechanisms. During mold closing, the front mold cavity and the rear mold cavity of the front mold core and the rear mold core define an auxiliary mirror mold cavity, and the auxiliary mirror mold cavity is used for forming a piece-frame integrated auxiliary mirror; the two sets of sliding block mechanisms are oppositely arranged on the two sides of the auxiliary mirror cavity. Each sliding block mechanism comprises a sliding base, an elastic piece, a shoveling machine and a sliding block. The sliding seat is slidably assembled on the front mold plate, the inner side of the sliding seat is connected with the sliding block, the outer side of the sliding seat is provided with the elastic piece, the elastic piece drives the sliding seat to move inwards, the inner end of the sliding block extends into the front cavity, and the sliding block is used for limiting a polarizing film placed on the top face of the front cavity. In the production process, after mold closing, the sliding blocks of the two sliding block mechanisms automatically retreat from the front cavity under the cooperation of the sliding seats and the shoveling machine, and the polarizing film is contained in the top face in the auxiliary mirror cavity, so that the piece-frame integrated auxiliary mirror integrally formed in the auxiliary mirror cavity in an injection molding mode is directly combined with the polarizing film, the production procedures can be reduced, and the production efficiency is improved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of glasses production, in particular to a piece frame integrated vice mirror injection mold. BACKGROUND

[0002] Nowadays, the myopic population is increasing, and people can only correct their vision by wearing myopic glasses, but it is more troublesome to use other glasses after wearing myopic glasses. In order to meet their own needs, people often need to change lenses or combine glasses to solve their troubles. Therefore, a vice mirror structure appears on the market. Common vice mirrors, such as clip pieces or glasses with magnets, can combine the vice mirror with existing glasses through clamping or magnetic attraction to realize the multifunction of glasses.

[0003] Some vice mirrors are provided with a polarizing film to protect the eyes. The existing vice mirror with a polarizing film is generally coated on the lens and combined with the frame, which has more production procedures, complex process, low production efficiency and high cost. INVENTION CONTENTS

[0004] The utility model aims at providing a piece frame integrated vice mirror injection mold, which has the advantages of high production efficiency.

[0005] In order to achieve the above purpose, the solution of the utility model is as follows:

[0006] A piece frame integrated vice mirror injection mold, comprising front mold plate, front mold core, rear mold core and rear mold plate arranged in sequence from top to bottom, and at least two groups of sliding block mechanisms;

[0007] The front mold core and the rear mold core are respectively installed on the front mold plate and the rear mold plate, and the opposite surfaces of the front mold core and the rear mold core are respectively provided with front cavity and rear cavity. When the front mold plate and the rear mold plate are closed, the front cavity and the rear cavity form a vice mirror cavity, which is used for forming a piece frame integrated vice mirror;

[0008] The two groups of sliding block mechanisms are oppositely arranged on both sides of the vice mirror cavity, and each group of sliding block mechanisms comprises a sliding seat, an elastic member, a shovel and at least one sliding block;

[0009] The sliding seat is slidingly assembled on the front mold plate, and the inner side of the sliding seat close to the center of the mold is connected with the sliding block, and the outer side is provided with the elastic member. The elastic member provides elastic force to drive the sliding seat to move the sliding block inward, so that the inner end of the sliding block extends into the front cavity. The sliding block is used to limit the polarizing film placed on the top surface of the front cavity, and the polarizing film is cut and formed according to the contour of the vice mirror;

[0010] The shovel is connected and arranged on the rear mold plate. When the front mold plate and the rear mold plate are closed, the shovel cooperates with the inclined surface of the sliding seat and guides the sliding seat to move the sliding block outward, so that the inner end of the sliding block exits the front cavity.

[0011] Further, the slide is provided with a slide hole corresponding to the shovel, and the outer side wall of the slide hole is an upper inclined surface; the shovel is fixed to the rear mold plate, and the top of the shovel has an inclined guide part which is movably embedded in the slide hole, and the outer side wall of the inclined guide part is a lower inclined surface matched with the upper inclined surface.

[0012] Further, the two sets of slide block mechanisms are oppositely arranged on the front and rear sides of the auxiliary mirror cavity, and the auxiliary mirror formed in the auxiliary mirror cavity includes a left lens, a right lens and a bridge connecting the two lenses; the two sets of slide block mechanisms respectively include two slide blocks corresponding to the forming positions of the two lenses, and one of the two sets of slide block mechanisms further includes a slide block corresponding to the forming position of the bridge.

[0013] Further, the rear mold core is provided with at least one insert which protrudes from the bottom surface of the rear cavity, and the top of the insert is used for placing a magnet, so that the auxiliary mirror cavity forms an auxiliary mirror with a magnetic lens frame.

[0014] Further, the ejection mechanism includes a plurality of ejector pins and an ejector pin fixing plate; the ejector pins are at least one, and the upper parts of the ejector pins pass through the rear mold plate and the rear mold core, and the top of the ejector pin forms the insert; the lower part of the ejector pin is connected with the ejector pin fixing plate arranged below the rear mold plate.

[0015] Further, the auxiliary mirror formed in the cavity includes a left lens, a right lens and a bridge connecting the two lenses; the ejector pins are three, and the corresponding inserts of the respective ejector pins correspond to the forming positions of the left end of the left lens, the right end of the right lens and the middle part of the bridge respectively.

[0016] Further, the auxiliary mirror formed in the cavity includes a left lens, a right lens and a bridge connecting the two lenses; the rear cavity is provided with an insert pin positioning block, and the insert pin positioning block is provided with a positioning groove; the front mold core is provided with two spaced-apart insert pins which protrude downward from the top surface of the front cavity, and the insert pins pass into the positioning groove after the mold is closed, and the insert pin positioning block and the top surface of the auxiliary mirror cavity form a gap.

[0017] The insert pin positioning block and the two insert pins are oppositely arranged on the other side of the bridge between the left lens and the right lens; the polarized film further has a positioning part corresponding to the insert pin positioning block, and the positioning part is provided with two positioning holes for movably passing the insert pins.

[0018] Further, the slide block mechanism further includes a pressing plate and a limiting seat; the slide has sliding parts on both sides; the pressing plate is two, and is arranged on both sides of the slide and is fixed to the front mold plate, and the two pressing plates and the front mold plate form sliding guide grooves respectively, and the sliding guide grooves are used for slidingly embedding the sliding parts on both sides of the slide; the limiting seat is spaced apart and arranged on the outer side of the slide and is connected with the front mold plate; the elastic member is a spring, and abuts between the limiting seat and the slide.

[0019] Further, the inner side of the sliding seat is formed with a clamping groove penetrating both sides, and the clamping groove is communicated with the inner side of the sliding seat; the outer end of the sliding block is provided with a clamping part, and the clamping part of the sliding block is clamped in the clamping groove; the front mold core is provided with a sliding block sliding groove communicated with the front cavity, and the sliding block slides in and out along the sliding block sliding groove; the inner end bottom surface of the sliding block is provided with a clearance inclined surface.

[0020] Further, the sliding block mechanism further comprises a gas cylinder, the gas cylinder is connected to the limiting seat, and the output end of the gas cylinder is connected to the sliding seat through the limiting seat.

[0021] After the above technical scheme is adopted, in the production process, the polarizing film is placed in the front cavity before the mold of the auxiliary mirror is closed, and is positioned and fixed by the two sliding block mechanisms; then, after the front mold plate and the rear mold plate are closed, the sliding blocks of the two sliding block mechanisms automatically exit the front cavity under the cooperation of the sliding seat and the shovel, so that the front cavity and the rear cavity completely form the auxiliary mirror cavity, and the polarizing film is completely accommodated on the top surface in the auxiliary mirror cavity, so that the front surface of the piece frame integrated auxiliary mirror integrally injection molded in the auxiliary mirror cavity directly combines the polarizing film, and an additional film plating process is not needed, the production process can be reduced, and the production efficiency is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a perspective view of the piece frame integrated auxiliary mirror of the utility model;

[0023] Figure 2 It is a perspective view of the embodiment of the utility model;

[0024] Figure 3 It is a sectional view (I) of the embodiment of the utility model;

[0025] Figure 4 It is a mold closing process schematic view of Figure 3 ;

[0026] Figure 5 It is a sectional view (II) of the embodiment of the utility model;

[0027] Figure 6 It is an enlarged view of F of Figure 5 ;

[0028] Figure 7 It is an enlarged view of D of Figure 5 ;

[0029] Figure 8 It is a schematic view of the rear mold plate and the rear mold core of the embodiment of the utility model;

[0030] Figure 9 It is an enlarged view of G of Figure 8 ;

[0031] Figure 10The utility model discloses a schematic view of the front template and the front die core of the embodiment of the utility model;

[0032] Figure 11 For Figure 10 The enlarged view of H.

[0033] Label explanation: front template 1, front die core 2, front cavity 21, slider slot 22, rear die core 3, rear cavity 31, rear template 4, slider mechanism 5, sliding seat 51, sliding seat hole 511, upper inclined surface 5111, sliding part 512, clamping groove 513, elastic element 52, shovel 53, inclined guide part 531, lower inclined surface 5311, slider 54, clamping part 541, give way inclined surface 542, pressing plate 55, sliding guide groove 551, limiting seat 56, air cylinder 57, air cylinder output end 571, ejection mechanism 6, ejector pin 61, insert piece 611, ejector pin fixing plate 62, insert needle positioning block 7, positioning groove 71, insert needle 8, secondary mirror cavity S, secondary mirror A, left lens A1, left side end A11, right lens A2, right side end A21, middle beam A3, polarizing film B, positioning part B1, positioning hole B11, magnet C. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical scheme and advantage of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, not all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0035] As Figures 2 to 11 The utility model discloses a piece frame integrated secondary mirror injection mold, including from top to bottom setting's front template 1, front die core 2, rear die core 3 and rear template 4 and at least two groups of slider mechanism 5 in proper order.

[0036] Referring to Figures 3 to 5 The front die core 2 and the rear die core 3 are installed on the front template 1 and the rear template 4 respectively, and the opposite surfaces of the front die core 2 and the rear die core 3 are provided with the front cavity 21 and the rear cavity 31 respectively. When the front template 1 and the rear template 4 are closed, the front cavity 21 and the rear cavity 31 enclose the secondary mirror cavity S, which is used for forming the piece frame integrated secondary mirror A. Figure 1 The piece frame integrated secondary mirror A means that the lens and the frame of the secondary mirror A are integrally injection molded, without the need for assembling later.

[0037] The two groups of slider mechanism 5 are oppositely arranged on both sides of the secondary mirror cavity S, and each group of slider mechanism 5 includes the sliding seat 51, the elastic element 52, the shovel 53 and at least one slider 54.

[0038] The sliding seat 51 is slidingly assembled on the front mold plate 1, the inner side of the sliding seat 51 near the center of the mold is connected with the sliding block 54, and the outer side is provided with the elastic member 52, the elastic member 52 provides elastic force to drive the sliding seat 51 to drive the sliding block 54 to move inward, and the inner end of the sliding block 54 extends into the front cavity 21 (see Figure 4 ), the sliding block 54 is used for limiting the polarized film B placed on the top surface of the front cavity 21 (see Figure 10 ), and the polarized film B is cut and formed according to the profile of the auxiliary mirror A; the shoveling machine 53 is connected and arranged on the rear mold plate 4, when the front mold plate 1 and the rear mold plate 4 are vertically closed, the shoveling machine 53 cooperates with the inclined surface of the sliding seat 51 and guides the sliding seat 51 to drive the sliding block 54 to move outward (see Figure 3 ), so that the inner end of the sliding block 54 exits the front cavity 21.

[0039] Therefore, in the production process, before the auxiliary mirror A is injection molded and closed, the polarized film B is placed in the front cavity 21, and is positioned and fixed by the two sliding block mechanisms 5; then, after the front mold plate 1 and the rear mold plate 4 are closed, the sliding block 54 of the two sliding block mechanisms 5 automatically exits the front cavity 21 under the cooperation of the sliding seat 51 and the shoveling machine 53, so that the front cavity 21 and the rear cavity 31 completely form the auxiliary mirror cavity S, and the polarized film B is completely accommodated on the top surface in the auxiliary mirror cavity S, so that the front surface of the auxiliary mirror A integrally injection molded in the auxiliary mirror cavity S directly combines with the polarized film B, without the need for additional film plating process, which can reduce the production process and greatly improve the production efficiency.

[0040] As Figure 1 , the auxiliary mirror A formed in the auxiliary mirror cavity S of the embodiment includes left lens A1, right lens A2 and middle beam A3 connecting the two lenses, the front surface of the auxiliary mirror A can be combined with the polarized film B, and the back surface can form an outwardly convex frame edge. The outer ends of the left lens A1 and the right lens A2 of the auxiliary mirror A of the embodiment respectively have left side end A11 and right side end A21, and the positions of the left side end A11, the right side end A12 and the middle beam A3 of the embodiment can be injection molded with magnets C to improve the magnetic attraction function and facilitate the combination of the auxiliary mirror A and the glasses for wearing.

[0041] Referring to Figure 3 , 4 , 8 and 10, specifically, the sliding seat 51 is provided with a sliding seat hole 511 corresponding to the shoveling machine 53, and the outer side wall of the sliding seat hole 511 is an upper inclined surface 5111; the shoveling machine 53 is fixed and locked on the rear mold plate 4, the top of the shoveling machine 53 has an inclined guide portion 531 which is movably embedded in the sliding seat hole 511, and the outer side wall of the inclined guide portion 531 is a lower inclined surface 5311 matched with the upper inclined surface 5111. Thus, during the closing process, the sliding seat hole 511 of the sliding seat 51 is aligned with the inclined guide portion 531, and when the front mold plate 1 moves downward, the upper inclined surface 5111 and the lower inclined surface 5311 slide and cooperate, thereby moving the sliding seat 51 outward.

[0042] AsFigure 9 As shown, the two sets of slider mechanisms 5 of the embodiment are oppositely arranged on the front and back of the auxiliary mirror cavity S, and each set of slider mechanisms 5 includes two sliders 54 corresponding to the two lens forming positions. One set of slider mechanisms 5 further includes a slider 54 corresponding to the forming position of the alignment middle beam A3.

[0043] As shown, in order to facilitate the integral injection molding of the magnet C and the auxiliary mirror A, the rear mold core 3 of the embodiment is provided with at least one insert 611 protruding from the bottom surface of the rear cavity 31, and the top of the insert 611 is used to place the magnet C, which can be a ring-shaped magnet C. Thus, the auxiliary mirror cavity S can be injection molded into a magnet attracting piece frame integrated auxiliary mirror A. Figures 5 to 8

[0044] The injection mold of the embodiment further includes an ejection mechanism 6.

[0045] The ejection mechanism 6 includes a ejector pin 61 and an ejector pin fixing plate 62. The ejector pin 61 is at least one, and the ejector pin 61 of the embodiment is three. Each ejector pin 61 corresponds to the forming position of the left end A11 of the left lens A1, the right end A21 of the right lens A2, and the middle part of the middle beam A3, respectively, so that the injection molded auxiliary mirror A can include three magnets C, improving the magnetic attraction capacity.

[0046] The upper part of the ejector pin 61 passes through the rear mold plate 4 and the rear mold core 3, and the top of the ejector pin 61 forms the insert 611. The lower part of the ejector pin 61 is connected with the ejector pin fixing plate 62 arranged below the rear mold plate 4.

[0047] Thus, the insert 611 is directly combined with the ejector pin 61, so that the ejector pin 61 not only has the product ejection function, but also has the insert 611 function of supporting the magnet C.

[0048] As shown, the rear cavity 31 is provided with an insert positioning block 7, and the insert positioning block 7 is provided with a positioning groove 71. The front mold core 2 is provided with two spaced apart inserts 8, which protrude downward from the top surface of the front cavity 21. After the mold is closed, the inserts 8 penetrate into the positioning groove 71, and the insert positioning block 7 forms a gap with the top surface of the auxiliary mirror cavity S. Figures 8 to 11 The insert positioning block 7 and the two inserts 8 are oppositely arranged on the other side of the middle beam A3 between the left lens A1 and the right lens A2. The polarized film B also has a positioning part B1 corresponding to the insert positioning block 7, and the positioning part B1 is provided with two positioning holes B11 for the inserts 8 to movably pass through.

[0049]

[0050] ​​Thus, by setting the insert pin 8, the polarized film B is provided with a positioning part B1 in addition to the same profile as the secondary mirror A, and the positioning hole B11 of the positioning part B1 is matched with the insert pin 8. When the mold is closed, the polarized film B is located in the gap between the insert pin positioning block 7 and the top surface of the front cavity 21, which can ensure that the polarized film B is accurately positioned and installed in the front cavity 21, and ensure that the polarized film B is aligned and flat after integrated injection molding.

[0051] After demolding, the positioning part B1 of the polarized film B can be conveniently cut and removed.

[0052] As shown in Figure 3 , Figure 4 and Figure 10 , specifically, the slider mechanism 5 of the embodiment further includes a pressing plate 55, a limiting seat 56, and a gas cylinder 57.

[0053] The two sides of the sliding seat 51 have sliding parts 512; the pressing plate 55 is two, respectively arranged on the two sides of the sliding seat 51 and locked on the front mold plate 1, and the two pressing plates 55 form a sliding guide groove 551 between each and the front mold plate 1, which is used for the sliding part 512 on both sides of the sliding seat 51 to slide and embed; the limiting seat 56 is arranged on the outside of the sliding seat 51 and connected with the front mold plate 1; the elastic member 52 is a spring and abuts between the limiting seat 56 and the sliding seat 51; the gas cylinder 57 is connected with the limiting seat 56 and the output end 571 of the gas cylinder penetrates through the limiting seat 56 and is connected with the sliding seat 51.

[0054] When it is necessary to install the polarized film B, the sliding seat 51 can be driven by the gas cylinder 57 to slide outward along the sliding guide groove 551, so that the gas cylinder 57 drives the sliding seat 51 to overcome the spring force, and the sliding block 54 moves outward to make room for the installation of the polarized film B. After the polarized film B is aligned and assembled with the insert pin 8, the gas cylinder 57 is vented, so that the sliding seat 51 moves inward under the action of the spring, and the inner end of the sliding block 54 moves inward and extends into the front cavity 21, and the polarized film B is limited. During the mold closing process, the gas cylinder 57 can not act, so that the sliding seat 51 freely moves outward with the guidance of the shovel 53.

[0055] In the embodiment, the sliding seat 51 forms a clamping groove 513 through both sides on the inside, and the clamping groove 513 communicates with the inside of the sliding seat 51; the outer end of the sliding block 54 has a clamping part 541, which is slidably clamped in the clamping groove 513, and the front mold core 2 can be provided with a sliding block sliding groove 22 communicating with the front cavity 21 to limit the inside and outside of the sliding block 54. Thus, whether there are two or three sliding blocks 54, they can be connected with the sliding seat 51 through the clamping groove 513 and slide along the sliding block sliding groove 22 respectively. The inner end bottom surface of the sliding block 54 has a clearance inclined surface 542 for clearance to reduce the possible interference during the movement of the sliding block 54.

[0056] In summary, the utility model provides a kind of piece frame integrated vice mirror A injection mold, by being provided with vice mirror cavity S, can integrally injection moulding out piece frame integrated vice mirror A, again by setting two groups of slider mechanism 5, and it is convenient to be placed into the top surface of vice mirror cavity S in polarizing film B, so that polarizing film B can simultaneously in piece frame integrated vice mirror A integrally injection moulding combination, can reduce the production process of vice mirror A with polarizing film B, greatly improve production efficiency, more conducive to the production and sale of vice mirror A.

[0057] The above description is only the preferred embodiment of the utility model, the protection scope of the utility model is not only limited to the above-mentioned embodiment, and all technical solutions under the idea of the utility model belong to the protection scope of the utility model.

[0058] In the description of the embodiments of the present application, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or is the orientation or positional relationship commonly used when the product of the application is placed, or is the orientation or positional relationship commonly understood by those skilled in the art, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

Claims

1. A frame-integrated auxiliary mirror injection mold characterized in that: it comprises a front mold plate, a front mold core, a rear mold core and a rear mold plate arranged in sequence from top to bottom, and at least two sets of slider mechanisms; the front mold core and the rear mold core are respectively installed on the front mold plate and the rear mold plate, and the opposite surfaces of the front mold core and the rear mold core are respectively provided with a front cavity and a rear cavity, and when the front mold plate and the rear mold plate are closed, the front cavity and the rear cavity form an auxiliary mirror cavity for forming a frame-integrated auxiliary mirror; the two sets of slider mechanisms are oppositely arranged on both sides of the auxiliary mirror cavity, and each set of slider mechanism comprises a sliding seat, an elastic member, a shovel and at least one slider; the sliding seat is slidingly assembled on the front mold plate, the inner side of the sliding seat close to the center of the mold is connected with the slider, and the outer side is provided with the elastic member, the elastic member provides elastic force to drive the sliding seat to move the slider inward, so that the inner end of the slider extends into the front cavity, and the slider is used to limit the polarized film placed on the top surface of the front cavity, and the polarized film is cut and formed according to the profile of the auxiliary mirror; the shovel is connected and arranged on the rear mold plate, and when the front mold plate and the rear mold plate are closed, the shovel cooperates with the inclined surface of the sliding seat to guide the sliding seat to move the slider outward, so that the inner end of the slider exits the front cavity. The sliding seat is provided with a sliding seat hole corresponding to the shovel, and the outer side wall of the sliding seat hole is an upper inclined surface; the shovel is fixedly locked on the rear mold plate, and the top of the shovel has an inclined guide portion which is movably embedded in the sliding seat hole, and the outer side wall of the inclined guide portion is a lower inclined surface matched with the upper inclined surface. The two sets of slider mechanisms are oppositely arranged on the front and rear sides of the auxiliary mirror cavity, and the auxiliary mirror formed in the auxiliary mirror cavity comprises a left lens, a right lens and a middle beam connecting the two lenses; the two sets of slider mechanisms respectively comprise two sliders located at the forming positions of the two lenses, and one of the two sets of slider mechanisms further comprises a slider located at the forming position of the middle beam. The rear mold core is provided with at least one insert, the insert protrudes from the bottom surface of the rear cavity, and the top of the insert is used to place a magnet, so that the auxiliary mirror cavity forms a frame-integrated auxiliary mirror. It further comprises an ejection mechanism; the ejection mechanism comprises a ejector pin and a ejector pin fixed plate; the ejector pin is at least one, and the upper part of the ejector pin penetrates through the rear mold plate and the rear mold core, and the top of the ejector pin forms the insert; the lower part of the ejector pin is connected with the ejector pin fixed plate arranged below the rear mold plate. The auxiliary mirror formed in the cavity comprises a left lens, a right lens and a middle beam connecting the two lenses; the ejector pin is three, and the corresponding inserts of the respective ejector pins correspond to the forming positions of the left end of the left lens, the right end of the right lens and the middle part of the middle beam respectively.

2. The injection mold for a frame-integrated mirror according to claim 1, characterized in that: The auxiliary mirror formed in the cavity comprises a left lens, a right lens and a middle beam connecting the two lenses; the rear cavity is provided with an insert pin positioning block, and the insert pin positioning block is provided with a positioning groove; the front mold core is provided with two spaced inserts, the inserts protrude downward from the top surface of the front cavity, and after the mold is closed, the inserts penetrate into the positioning groove, and the insert pin positioning block and the top surface of the auxiliary mirror cavity form a gap; 3. The injection mold for a frame-integrated mirror according to claim 1, characterized in that: The insert pin positioning block and the two inserts are oppositely arranged on the other side of the middle beam between the left lens and the right lens; the polarized film further has a positioning portion corresponding to the insert pin positioning block, and the positioning portion is provided with two positioning holes for the inserts to movably penetrate.

4. The injection mold for a frame-integrated mirror according to claim 1, characterized in that: ​ 5. The frame-integrated mirror injection mold according to claim 4, wherein: ​ 6. The frame-integrated mirror injection mold according to claim 5, wherein: ​ 7. The injection mold for a frame-integrated mirror according to claim 1, characterized in that: ​ ​ 8. The injection mold for a frame-integrated mirror according to claim 1, characterized in that: The slide block mechanism further comprises a pressing plate and a limiting seat; the slide block has sliding parts on both sides; the pressing plate is provided with two pressing plates respectively arranged on both sides of the slide block and locked on the front mold plate, and the two pressing plates and the front mold plate form sliding guide grooves respectively for the sliding parts on both sides of the slide block to slide and embed; the limiting seat is arranged on the outer side of the slide block and connected with the front mold plate; and the elastic member is a spring and abuts against the limiting seat and the slide block.

9. The frame-integrated mirror injection mold according to claim 8, wherein: The slide block has a clamping groove formed through both sides and connected with the inner side of the slide block; the outer end of the slide block has a clamping part which is slidably clamped in the clamping groove; the front mold core is provided with a slide block sliding groove connected with the front cavity, and the slide block slides in and out along the slide block sliding groove; and the inner end bottom surface of the slide block has a clearance inclined surface.

10. The frame-integrated mirror injection mold according to claim 8, wherein: The slide block mechanism further comprises a gas cylinder connected with the limiting seat and having an output end penetrating through the limiting seat and connected with the slide block.