CN111619076A - Injection mold of lifting camera - Google Patents

Abstract

The invention relates to the technical field of injection molding, in particular to an injection mold for lifting a camera, comprising a movable mold and a fixed mold, the movable mold includes a movable mold core, the fixed mold includes a fixed mold core, and an upper insert is arranged on the fixed mold core, A lower insert, a left insert and a right insert are arranged on the movable die core, and a lower insert is arranged on the fixed die core. The fixed die core, the lower insert, the upper insert, the left insert and the right insert are combined together to form A main body molding cavity for forming the frame main body, one side of the upper insert and one side of the right insert are opposite to each other, and are respectively located on opposite sides of the main body molding cavity, the surface of the lower insert, one end of the left insert The bottom surface, the bottom surface of one end of the right insert and the stepped surface on the frame body are on the same plane, and the upper insert, the right insert and the left insert are combined together to form a plate body molding cavity for forming the mounting plate. Molded parting surface, so as to achieve better injection molding effect, and the appearance of the product is more in line with customer requirements.

Description

An injection mold for lifting camera

technical field

The invention relates to the technical field of an injection mold, in particular to an injection mold for lifting a camera.

Background technique

In the prior art, as shown in FIG. 1 , a lifting camera housing is installed on the lens of the camera of the mobile phone to cover and protect the lens. The material of the casing is plastic material, which is usually formed by injection molding. The casing includes a frame body and a mounting plate at one end of the frame body. The frame body is a cuboid-shaped frame structure as a whole, and the mounting plate is a cuboid-shaped plate. The mounting plate and the frame body are integrally formed by injection molding, the thickness of the frame body is greater than the thickness of the mounting plate, and the end face of the frame body and the mounting plate is integrally formed with a step transition design; The side and side are arc surfaces, and the design is more textured.

However, since most of the existing molds are produced by injection molding with the upper and lower molds of the product, the movable mold core and the fixed mold core are separated from each other, and the formed parting surface corresponds to the center surface in the thickness direction of the frame body. It is easy to cause parting lines on both sides of the main body of the product frame. The parting lines affect the appearance of the product, and it is easy to cause the appearance of the product to not meet the customer's requirements.

SUMMARY OF THE INVENTION

In view of the deficiencies of the prior art, one of the purposes of the present invention is to provide an injection mold for lifting the camera, changing the parting surface of injection molding, thereby achieving better injection molding effect, and the appearance of the product more in line with customer requirements.

The above-mentioned purpose of the present invention is achieved through the following technical solutions:

An injection mold for lifting a camera, including a movable mold and a fixed mold, the movable mold includes a movable mold core, the fixed mold includes a fixed mold core, the fixed mold core is provided with an upper insert, and the movable mold core is provided. A lower insert, a left insert and a right insert are arranged on it, a lower insert is arranged on the fixed die core, and the fixed die core, the lower insert, the upper insert, the left insert and the right insert are combined together A main body molding cavity for the molding of the frame body is formed, one side of the upper insert and one side of the right insert are opposite to each other, and are respectively located on opposite sides of the main body molding cavity, and the surface of the lower insert is , The bottom surface of one end of the left insert, the bottom surface of one end of the right insert and the stepped surface on the frame body are on the same plane, and the upper insert, the right insert and the left insert are combined together to form a mounting plate for molding The plate body forming cavity is in communication with the main body forming cavity and the plate body forming cavity.

By adopting the above technical solution, the parting surface formed by the frame body is changed, and the parting surface is moved to the position of one end face of the frame body integrally connected to the mounting plate, which changes the layout and setting of the molding cavity. After the product is formed, the steps The parting line at the surface is easy to polish, and the arc-shaped side of the frame body is located in the entire main body molding cavity, and no parting line is generated on the central surface in the thickness direction, which protects the appearance of the product. The combination of four inserts, up and down, left and right, realizes the change of the parting surface, so as to achieve a better injection molding effect, and the appearance of the product is more in line with customer requirements.

In a preferred example of the present invention, it can be further configured as follows: the fixed die is provided with an inclined guide column, the movable die is provided with a left slider fixedly connected with the left insert, and a right insert fixedly connected with the right insert. The slider, the left slider and the right slider are provided with oblique guide holes matching the oblique guide post, and the left slider and the right slider approach each other under the guidance of the oblique guide post or move away from each other.

By adopting the above technical solution, under the guidance of the inclined guide column, the left slider and the right slider move closer to or away from each other, thereby driving the left insert and the right insert to approach or move away from each other, and the left and right inserts move from each other. After approaching, the upper insert and the lower insert are combined to form a cavity for product injection molding. Driven by an inclined guide column, the molding cavity can be automatically opened and closed by opening and closing the mold.

In a preferred example of the present invention, it can be further configured as follows: a linkage block is detachably fixed on the right sliding block, and a connecting rod is fixedly arranged at one end of the linkage block, and the connecting rod penetrates from one end of the right insert to the The other end is fixed with the right insert, and one end of the connecting rod protrudes from the side surface of the right insert facing the left insert.

By adopting the above technical solution, the right slider and the right insert are linked through the connecting rod and the linkage block, and the connecting rod protruding from one end of the right insert can drive the injection-molded product that fits with the right insert to move together. Product demoulding plays a good guiding role.

In a preferred example of the present invention, it can be further configured that: the movable mold core is provided with a guide groove body for sliding and guiding the left insert and the right insert, and the inner walls on both sides of the guide groove body are concave to form a limited position A groove, the left insert and the right insert are respectively provided with a left sliding projection and a right sliding projection which are slidingly matched with the limiting groove.

By adopting the above technical solution, the guide groove body plays a guiding role in the movement of the left insert and the right insert on the movable mold core, and the limit groove is matched with the sliding bumps on the left and right inserts, so that the left and right inserts are matched with each other. The insert also plays a limiting role in the depth direction of the guide groove body, and the insert slides more stably and accurately.

In a preferred example of the present invention, it can be further configured that: the right insert includes a first insert and a second insert detachably fixed to the bottom of the first insert, and one side of the first insert is provided with a flange an assembly groove extending in the moving direction of the right insert, the second insert is adapted to the assembly groove, the inner wall of the assembly groove is formed with an arc-shaped protrusion, and the surface of the second insert is concavely formed with Arc-shaped grooves that cooperate with arc-shaped protrusions and concave-convex grooves.

By adopting the above technical solution, the arc-shaped groove and the arc-shaped protrusion make the assembly of the first insert and the second insert more accurate and stable. It is easy to assemble and cooperate, and the combination is better.

In a preferred example of the present invention, it can be further configured as follows: the second insert is provided with a pin groove, the first insert is provided with a pin hole and a pin, the pin hole and one end of the pin groove Opposed and connected, the plug is inserted into the pin groove through the pin hole, the plug is in an interference fit with the pin groove, and both ends of the plug are located in the pin hole.

By adopting the above technical solution, the plug has a better assembling and fixing effect on the first insert and the second insert, and the plug and the pin groove have interference fit, so that the first insert and the second insert have a good fixing effect and are easy to fix. disassembly.

In a preferred example of the present invention, it can be further configured as follows: a side surface of the first insert facing the left insert has a first core for forming one side of the mounting plate, and the second insert faces the left insert One side surface of the piece has a second core for molding one side of the frame body.

By adopting the above technical solution, the first core and the second core are respectively arranged on the first insert and the second insert, the first core corresponds to the side of the mounting plate for molding, and the second core corresponds to the side of the frame body For forming, the corresponding plate body forming cavity and the main body forming cavity are separately arranged on the two inserts, which is conducive to the parting of the product at the junction of the plate body forming cavity and the main body forming cavity.

In a preferred example of the present invention, it can be further configured as follows: the number of the main body forming cavity and the plate body forming cavity are two and are symmetrically arranged, and the fixed mold is provided with a cavities located between the two plate body forming cavities. The nozzles are symmetrically arranged with injection gates corresponding to the side edges of the two plate forming cavities.

By adopting the above technical solution, two products can be molded by one injection, which improves the efficiency of product injection molding and facilitates the mass production of products.

To sum up, the present invention includes at least one of the following beneficial technical effects:

The present invention realizes the change of the parting surface through the combination of four inserts, up and down, left and right, so as to achieve a better injection molding effect, and the appearance of the product is more in line with customer requirements;

The left and right inserts move more stably and accurately, and have better guidance;

The mold is easy to assemble, easy to disassemble and combine.

Description of drawings

Figure 1 is a schematic structural diagram of a lifting camera housing;

2 is a schematic diagram of the overall structure of an injection mold for lifting a camera;

Fig. 3 is an exploded schematic diagram of the fixed mold in the injection mold of the lifting camera, which is used to show the shape structure of the fixed mold core and the upper insert;

Fig. 4 is the enlarged schematic diagram of part A in Fig. 3, which is used to show the mutual positional relationship between the pouring runner, the pouring gate and the two upper inserts;

Fig. 5 is a kind of explosion schematic diagram of the upper insert in the injection mold of the lifting camera;

Fig. 6 is an exploded schematic diagram of an injection mold for raising and lowering the camera, which is used to show the positions of the left slider and the right slider;

Fig. 7 is an exploded schematic diagram 1 of a moving template, a moving mold core, a left slider, a right slider, a left insert, a right insert, and a fixed mold core in an injection mold of a lifting camera;

Fig. 8 is an exploded schematic diagram 2 of a moving template, a moving mold core, a left slider, a right slider, a left insert, a right insert, and a fixed mold core in an injection mold of a lifting camera;

9 is an exploded schematic diagram of a thimble plate, a left slider, a right slider, a movable mold core, a left insert and a right insert in an injection mold for lifting the camera;

Fig. 10 is an enlarged schematic view of part B in Fig. 9, which is used to show the shape structure of the guide groove body and the limit groove;

Figure 11 is a schematic exploded view of the first insert and the second insert in the injection mold for lifting the camera;

Figure 12 is an exploded schematic diagram of the movable mold core, the left insert and the right insert in an injection mold for lifting the camera;

FIG. 13 is an enlarged schematic view of the C part in FIG. 12, which is used to show the shape structure of the pin hole, the pin groove and the latch;

14 is a schematic cross-sectional view of the upper insert, the upper insert, the left insert, and the first insert in an injection mold for raising and lowering the camera, which is used to show the positional relationship between the plate body molding cavity and the main body molding cavity.

In the figure, 1. frame body; 2. mounting plate; 3. parting surface; 4. fixed mold; 41, fixed mold base plate; 42, fixed template; 5, movable mold; 51, movable template; 52, movable mold base ; 53, movable mold bottom plate; 6, fixed mold core; 7, upper insert; 71, upper insert; 72, upper insert; 73, insert groove; 74, step groove body; 75, step groove part; 8, Slanted guide column; 9. Nozzle; 10. Casting runner; 101. Casting gate; 11. Mounting groove; 12. Moving mold core; 13. Left sliding block; 14. Right sliding block; 15. Sliding groove ; 16, oblique guide hole; 17, left insert; 171, left convex part; 172, positioning through slot; 18, right insert; 181, first insert; 182, second insert; 183, arc groove; 184, arc-shaped protrusion; 185, second core; 186, first core; 187, right projection part; 19, guide groove body; 201, left sliding projection; 202, right sliding bump; 191, limit groove; 21, pin hole; 22, plug; 23, pin groove; 24, assembly groove; 25, plate body molding cavity; 26, main body molding cavity; 27, lower insert; 271, Forming groove; 28, linkage block; 29, connecting rod; 30, lifting hole; 31, thimble plate; 32, thimble.

Detailed ways

The present invention will be further described in detail below with reference to the accompanying drawings.

Embodiment: Referring to FIG. 2 , it is an injection mold for lifting a camera disclosed by the present invention, including a fixed mold 4 and a movable mold 5. The fixed mold 4 includes a fixed mold base plate 41 and a fixed mold plate 42 arranged in order from high to low. The mold base plate 41 and the fixed platen 42 are fixedly connected together by bolts; the movable mold 5 includes a movable mold base plate 53, a movable mold base 52 and a movable mold plate 51 arranged in order from low to high, and the movable mold base 52, the movable mold base plate 53 and The movable templates 51 are connected together by bolts.

3 and 4, the fixed die 42 is provided with a fixed mold core 6, the shape of the fixed mold core 6 is a rectangular parallelepiped, the fixed mold core 6 is provided with an upper insert 7, and the number of the upper insert 7 is two. The first embedding hole on the fixed mold core 6 is fixedly embedded on the fixed mold core 6 . Each upper insert 7 includes an upper insert 71 and an upper insert 72 , an insert groove 73 extending through the bottom surface of the upper insert 71 is formed at the center of the surface of the upper insert 71 , and the upper insert 72 is fixedly embedded in the insert groove 73 , and the end of the upper insert strip 72 located at the bottom of the upper insert block 71 protrudes from the bottom surface of the upper insert block 71. With reference to FIG. On the side, one end of the upper insert 72 close to the fixed plate 42 is protruded with a stepped bump. After the upper insert 72 is installed in the insert groove 73, the bottom surface of the stepped groove body 74 is in contact with the groove bottom surface of the stepped groove portion 75. The combined interference plays an axial limit on the installation of the upper insert 72 .

3 and 4 , the fixed die core 6 is fixedly installed with a sprue 9 by means of bolts, the sprue 9 is provided with a pouring runner 10, and the pouring runner 10 is located between the two upper inserts 7, and the pouring Two symmetrical gates 101 are provided on the runner 10 , and the two gates 101 are respectively located near the bottom of the upper insert 72 .

Referring to FIG. 6 , two oblique guide posts 8 are fixedly installed on the side surface of the fixed die plate 42 facing away from the fixed die bottom plate 41 , and the two oblique guide posts 8 are arranged in a figure-eight shape.

Referring to FIGS. 6 and 7 , a movable die core 12 is provided on the movable die plate 51 , a mounting groove 11 is formed on the surface of the movable die plate 51 , and the movable die core 12 is fixedly embedded in the mounting groove 11 . Symmetrical left sliders 13 and right sliders 14 are arranged on opposite sides of the mold core 12 , two sliding grooves 15 are arranged on the opposite sides of the movable template 51 located in the installation groove 11 , the left slider 13 and the right slider are 14 are respectively slidably arranged with the two sliding grooves 15 , and the left sliding block 13 and the right sliding block 14 are close to or away from each other in the sliding groove 15 .

6 , oblique guide holes 16 are provided on the surfaces of the left slider 13 and the right slider 14. The number of oblique guide holes 16 is two. The guide post 8 is adapted to slide with the two inclined guide holes 16 , and the inclined guide post 8 slides on the inclined guide holes 16 to drive the left slider 13 and the right slider 14 to move closer to or away from each other.

7 and 9 , the side of the left slider 13 facing the movable die core 12 is fixedly connected with a left insert 17 by bolts, the left insert 17 is an L-shaped block structure, and the left insert 17 faces the left slide One side of the block 13 protrudes and forms a left convex part 171, the left convex part 171 and the left insert 17 are integrally formed, and the side of the left convex part 171 facing away from the left slider 13 is recessed and formed with the upper insert. The positioning through groove 172 is adapted to the strip 72. The positioning through groove 172 extends from the surface of the left projection portion 171 to the bottom surface, and the notch of the positioning through groove 172 is arranged away from the left slider 13. With reference to FIG. 6, the casting runner The gate 101 on the 10 is located at the edge of the side where the positioning through groove 172 is provided on the left bump portion 171 .

8 and 10 , the side of the right slider 14 facing the movable die core 12 is fixedly connected with a right insert 18 by means of bolts. The right insert 18 includes a first insert 181 that is detachably fixed to the bottom of the first insert 181 The second insert 182, the side of the first insert 181 facing the upper insert 72 is provided with an assembly groove 24, the assembly groove 24 is extended along the length direction of the first insert 181, and the second insert 182 is inserted into the 11, the surface of the second insert 182 is concavely formed with an arc-shaped groove 183, the cross-section of the arc-shaped groove 183 is arc-shaped, and the arc-shaped concave The groove 183 extends along the length direction of the assembly groove 24 , the top wall of the assembly groove 24 protrudes and forms an arc-shaped protrusion 184 with an arc-shaped cross-section, and the arc-shaped protrusion 184 extends along the length direction of the assembly groove 24 . The arc-shaped protrusion 184 cooperates with the mounting groove 24 concave and convex to realize the positioning and assembling of the first insert 181 and the second insert 182 .

12 and 13 , the outer side of the first insert 181 is provided with a pin hole 21 that communicates with the interior of the mounting groove 24, and the surface of the second insert 182 is provided with a pin groove 23. The shape of the pin groove 23 is a rectangle, And extending along the width direction of the second insert 182, the first insert 181 is provided with a pin 22, the shape of the pin 22 is a rectangular parallelepiped, the pin hole 21 and one end of the pin slot 23 are opposite and communicate with each other, and the pin 22 passes through The pin hole 21 then penetrates into the pin slot 23 , the plug pin 22 is in an interference fit with the pin groove 23 , and both ends of the plug pin 22 are located in the pin hole 21 .

11 , the side surface of the first insert 181 facing the left insert 17 has a first core 186 for molding on the side of the mounting plate 2 , and the shape of the first core 186 is configured with the shape of the side of the mounting plate 2 The structure of the second insert 182 is adapted, and the side surface of the second insert 182 facing the left insert 17 has a second core 185 for molding the frame body 1 side. Fits the shape and structure.

11 , one end of the first insert 181 facing the upper insert strip 72 has a right convex portion 187 integrally formed with the first insert 181 , and the first core is located on the end surface of the right convex portion 187 .

Referring to FIG. 13 , the right slider 14 is detachably and fixedly installed with a linkage block 28 through bolts. The linkage block 28 is located inside one side of the right slider 14 . The end of the linkage block 28 facing the right insert 18 is fixedly embedded with a connecting rod 29 to connect The rod 29 extends along the length direction of the second insert 182, the connecting rod 29 penetrates from one end of the first insert 181 to the other end, and the connecting rod 29 and the first insert 181 are fixedly embedded, the connecting rod 29 One end passing through the end of the first insert 181 protrudes from the end face of the first insert 181 .

10 and 12, the surface of the movable die core 12 is provided with a guide groove body 19, the guide groove body 19 extends from the side of the movable die core 12 close to the left slider 13 to the opposite side, and the groove of the guide groove body 19 The mouth is located on the surface of the movable die core 12, and the inner walls of the guide groove body 19 are recessed to form limiting grooves 191. The shape of the limiting grooves 191 is a rectangular parallelepiped and extends along the length direction of the guide groove body 19. The left insert The outer side of the 17 is integrally formed with a left sliding bump 201, and the left sliding protrusion 201 is slidably fitted with the limiting groove 191. The outer side of the right insert 18 is integrally formed with a right sliding protrusion 202. The shifting projection 202 is slidably fitted with the limiting groove 191 , and the left insert 17 and the right insert 18 slide toward or away from each other in the guide groove body 19 .

Referring to FIG. 12 , the movable mold core 12 is located on the inner bottom surface of the guide groove body 19 and has a lifting hole 30 penetrating to the bottom surface of the movable mold core 12 , and a lower insert 27 is installed in the lifting hole 30 . As shown in FIG. 9 , the lower insert 27 The bottom of the thimble plate 31 is fixedly installed by bolts, and the bottom of the thimble plate 31 is fixedly connected with the thimble 32 by bolts.

12, the surface of the lower insert 27 is provided with a forming groove 271, the forming groove 271 extends from the central position of the lower insert 27 to one side of the lower insert 27, and the notch of the forming groove 271 and the second insert 182 is inserted and matched, and the upper insert 72 is inserted into the groove body of the molding groove 271 at the central position of the lower insert 27, so that the upper insert 72 is connected with the second insert 182 and the first insert. 181 and the lower insert 27 enclose the main body molding cavity 26 formed by the frame body 1 . The stepped surface on the frame body 1 is on the same plane as the surface of the lower insert 27 and the surface of the second insert 182 .

Referring to FIG. 14 , the upper insert 72 , the upper insert 71 , the left insert 17 , and the first insert 181 enclose the board molding cavity 25 for injection molding of the mounting board 2 , and the board molding cavity 25 is located in the main body molding cavity 26 The position of the transition between the plate molding cavity 25 and the main body molding cavity 26 corresponds to the position where the lower insert 27 and the first insert 181 and the left insert 17 fit and transition.

4 and 14 , the number of the main body molding cavity 26 and the plate body molding cavity 25 is two, and they are arranged symmetrically with respect to the nozzle 9 , and the pouring position of the gate 101 is the same as one side of the plate body molding cavity 25 . The edge positions correspond.

The implementation principle of this embodiment is as follows: when the mold is closed, the movable mold 5 approaches the fixed mold 4, and the inclined guide posts 8 on the fixed mold 4 are inserted into the inclined guide holes 16 on the left slider 13 and the right slider 14, The inclined guide post 8 is slidingly matched with the inclined guide hole 16. Under the guiding action of the inclined guide post 8, the two sliding blocks approach each other, the left insert 17 and the right insert 18 are close to each other, and the upper insert 7 and the lower insert The parts 27 are close to each other. The upper insert 7, the lower insert 27, the left insert 17 and the right insert 18 form a cavity for injection molding of the product. The cavity is divided into a main body molding cavity 26 and a plate body molding cavity 25. The opposite sides of the molding cavity 26 correspond to the side of the upper insert 72 and the end face of the second insert 182 with the second core. On the surface, the casting gate 101 is located at one end of the left insert 17 and corresponds to the side of the plate body forming cavity 25 , and the material enters the plate body forming cavity 25 and the main body forming cavity 26 from the casting gate 101 in sequence.

After the injection is completed, the mold is opened, the movable mold 5 is moved away from the fixed mold 4, the inclined guide post 8 drives the left insert 17 and the right insert 18 away from each other, and the connecting rod 29 protrudes from the end of the first insert 181. The connecting rod 29 drives the molded product on the right insert 18 to move together with the right insert 18, and the upper insert 7 moves away from the lower insert 27, thereby completing the Mold.

The embodiments of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention should be covered in within the protection scope of the present invention.

Claims (8)

1. An injection mold for lifting a camera, comprising a movable mold (5) and a fixed mold (4), the movable mold (5) including a movable mold core (12), and the fixed mold (4) including a fixed mold core ( 6), characterized in that an upper insert (7) is arranged on the fixed die core (6), and a lower insert (27), a left insert (17) and a lower insert (27) are arranged on the movable die core (12). The right insert (18), the fixed die core (6) is provided with a lower insert (27), the fixed die core (6), the lower insert (27), the upper insert (7), the left insert The part (17) and the right insert (18) are combined together to form a main body molding cavity (26) for forming the frame body (1). One side of the upper insert (7) and the right insert (18) One side of the lower insert (27), the bottom surface of one end of the left insert (17), the right insert (18) ) and the stepped surface on the frame body (1) are on the same plane, and the upper insert (7), the right insert (18) and the left insert (17) are combined together to form a mounting plate (2). ) forming a plate body forming cavity (25), the main body forming cavity (26) is communicated with the plate body forming cavity (25). 2. An injection mold for lifting and lowering a camera according to claim 1, wherein the fixed mold (4) is provided with an inclined guide column (8), and the movable mold (5) is provided with a left and right The left slider (13) fixedly connected with the insert (17), the right slider (14) fixedly connected with the right insert (18), the left slider (13) and the right slider (14) Both are provided with oblique guide holes (16) that are adapted to the oblique guide post (8), and the left slider (13) and the right slider (14) approach each other under the guidance of the oblique guide post (8). or move away from each other. 3. The injection mold for raising and lowering a camera according to claim 2, wherein a linkage block (28) is detachably fixed on the right slider (14), and one end of the linkage block (28) is fixed A connecting rod (29) is provided, the connecting rod (29) is penetrated from one end of the right insert (18) to the other end, and is fixed with the right insert (18), one end of the connecting rod (29) It protrudes from the side surface of the right insert (18) facing the left insert (17). 4. The injection mold for raising and lowering the camera according to claim 2, wherein the movable mold core (12) is provided with sliding guides for the left insert (17) and the right insert (18). A guide groove body (19), the inner walls on both sides of the guide groove body (19) are recessed to form limiting grooves (191), and the left insert (17) and the right insert (18) are respectively provided with The left sliding protrusion (201) and the right sliding protrusion (202) are slidingly matched with the limiting groove (191). 5. The injection mold for raising and lowering a camera according to claim 1, wherein the right insert (18) comprises a first insert (181) and is detachably fixed to the bottom of the first insert (181) The second insert (182) is provided with a mounting groove (24) extending along the moving direction of the right insert (18) on one side of the first insert (181). The assembling groove (24) is adapted to fit, the inner wall of the assembling groove (24) is formed with an arc-shaped protrusion (184), and the surface of the second insert (182) is concavely formed with an arc-shaped protrusion (184). 184) Concave-convex matching arc groove (183). 6 . The injection mold for raising and lowering a camera according to claim 5 , wherein a pin groove ( 23 ) is formed on the second insert ( 182 ), and a pin groove ( 23 ) is formed on the first insert ( 181 ). 7 . A pin hole (21) and a pin (22) are provided, the pin hole (21) is opposite to and communicated with one end of the pin slot (23), and the pin (22) penetrates into the pin through the pin hole (21) On the groove (23), the plug (22) is in an interference fit with the pin groove (23), and both ends of the plug (22) are located in the pin hole (21). 7. The injection mold for lifting and lowering camera according to claim 5 or 6, wherein the side surface of the first insert (181) facing the left insert (17) has a mounting plate (2 ) a first core (186) formed on one side, and the side surface of the second insert (182) facing the left insert (17) has a second core (186) for forming on one side of the frame body (1). 185). 8 . The injection mold for raising and lowering a camera according to claim 1 , wherein the number of the main body molding cavity ( 26 ) and the plate body molding cavity ( 25 ) are two and are symmetrically arranged, and the The fixed die (4) is provided with a nozzle (9) located between the two plate body forming cavities (25), and the nozzle (9) is symmetrically arranged with a side of the two plate body forming cavities (25). The gate (101) corresponding to the edge.

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