Integrated forming die for shell of head-up display

Abstract

The utility model relates to a head-up display shell integral forming mold which comprises a panel, a partition plate, a fixed mold assembly, a movable mold assembly, a pushing assembly and a bottom plate which are sequentially connected, and further comprises a first cooling assembly and a second cooling assembly, and the fixed mold assembly comprises a fixed mold plate, a fixed mold core and a first forming assembly; the first cooling assembly comprises first cooling water ways and second cooling water ways, the first cooling water ways are embedded in the periphery of the fixed mold core, and the multiple sets of second cooling water ways are arranged in the first direction and penetrate through the fixed mold core and the first forming assembly; the movable mold assembly comprises a movable mold plate, a movable mold core and a second forming assembly, the second cooling assembly comprises a second cooling water channel and a third cooling water channel, the second cooling water channel is embedded in the periphery of the movable mold core, and the multiple sets of fourth cooling water channels are arranged in the first direction and penetrate through the movable mold core and the second forming assembly. The utility model has the beneficial effects that the precision is high, the forming quality can be ensured, and the heat dissipation performance is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to injection mold technical field, concretely relates to a head-up display shell integrated forming die. BACKGROUND

[0002] With the rapid development of automobile industry and consumer electronics industry, head-up display (Head-Up Display, HUD) as an important vehicle and mobile device, its market demand is increasing. Head-up display can project key information directly in front of the driver or user's line of sight, thereby improving driving safety and user experience. In order to meet the production needs of such high-tech products, the shell of head-up display must have high precision, complex structure and good heat dissipation performance.

[0003] Traditional head-up display shell manufacturing usually adopts multiple processes and multiple molds, not only low production efficiency, but also difficult to ensure the consistency and precision of products, in the injection molding process, the cooling speed of plastic material directly affects the molding quality and production efficiency of products, uneven cooling will cause internal stress concentration, warping deformation and even cracking and other defects. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a head-up display shell integrated forming die with high precision, which can ensure the molding quality and has good heat dissipation performance.

[0005] A head-up display shell integrated forming die, comprising faceplate, baffle, fixed die assembly, movable die assembly, push assembly and bottom plate connected in sequence, also comprising first cooling assembly and second cooling assembly, the fixed die assembly comprises fixed die plate, fixed die core and first forming assembly, the fixed die core is embedded in the fixed die plate, the first forming assembly is embedded in the fixed die core, the first cooling assembly comprises first cooling waterway and second cooling waterway, the first cooling waterway is embedded around the fixed die core, a plurality of second cooling waterways are arranged along the first direction and are provided through the fixed die core and the first forming assembly;

[0006] The movable die assembly comprises movable die plate, movable die core and second forming assembly, the movable die core is embedded in the movable die plate, the second forming assembly is embedded on the movable die core, the second cooling assembly comprises fourth cooling waterway and third cooling waterway, the third cooling waterway is embedded around the movable die core, a plurality of fourth cooling waterways are arranged along the first direction and are provided through the movable die core and the second forming assembly.

[0007] In the above scheme, during molding, the movable mold plate and the fixed mold plate are combined to make the movable mold core and the fixed mold core cooperate to realize the molding of the head-up display shell, and the first molding assembly and the second molding assembly complete the molding of the complex structure of the head-up display shell, thereby realizing the one-piece molding of the head-up display shell; the first cooling water path and the third cooling water path can ensure uniform cooling of the product on the side, the first direction is the width direction of the fixed mold plate and the movable mold plate, the second cooling water path and the fourth cooling water path can ensure uniform cooling of the upper surface and the lower surface of the product, thereby reducing stress concentration and warping deformation in the product, and the one-piece molding and uniform cooling can ensure the precision of the product and improve the production quality of the product.

[0008] Further, the first cooling water path includes a rectangular first pipeline and first pipes vertically arranged on the first pipeline, and a water well waterproof piece is arranged in each of the first pipes; the second cooling water path includes a second pipeline in the shape of a "one", and second pipes are vertically arranged on the second pipeline, and a water well waterproof piece is arranged in each of the second pipes.

[0009] In the above scheme, the first pipeline is arranged along the four sides of the fixed mold core to form a rectangle, and the vertical arrangement of the first pipes increases the flow path of the cooling water, ensuring uniform distribution of the cooling water around the mold core, thereby achieving more uniform cooling effect; the design of the "one" shape enables the second cooling water path to be uniformly arranged on the fixed mold core, and the cooling water can flow uniformly inside the fixed mold core, ensuring uniform heat dissipation inside the fixed mold core; the design of the water well waterproof piece effectively reduces the retention of the cooling water in the first pipes and the second pipes, ensuring continuous circulation of the cooling water and improving the stability of the first cooling water path and the second cooling water path.

[0010] Further, the first molding assembly includes a first fixed mold insert, a second fixed mold insert, and a third fixed mold insert, and a plurality of vertical connection grooves are arranged on each of the first fixed mold insert, the second fixed mold insert, and the third fixed mold insert, and the second pipes are arranged in the connection grooves.

[0011] In the above scheme, a plurality of vertical connection grooves are arranged on each of the first fixed mold insert, the second fixed mold insert, and the third fixed mold insert, and the second pipes are arranged in the connection grooves, so that the flow path of the cooling water inside the fixed mold core is more complex and comprehensive, which ensures that the cooling water can be more uniformly distributed inside the fixed mold core, thereby achieving more uniform cooling effect and shortening the cooling time, further improving the production efficiency.

[0012] Further, the third cooling water path is in the shape of a rectangle, the fourth cooling water path includes a third pipeline in the shape of a "one", a plurality of third pipes are vertically arranged on the third pipeline, and a water well waterproof piece is arranged in each of the third pipes.

[0013] In the above scheme, the third cooling water path is arranged along the four sides of the movable mold core to form a rectangle, and the design of the "one" type enables the fourth cooling water path to be uniformly arranged on the movable mold core, so that the cooling water can flow uniformly inside the movable mold core, ensuring that the heat is uniformly dissipated inside the movable mold core, and the design of the water well water piece effectively reduces the retention of cooling water in the third pipeline, ensuring that the cooling water can continue to circulate and improving the stability of the fourth cooling water path.

[0014] Further, the movable mold core is provided with a forming protruding part, the second forming assembly includes a first movable mold insert and a second movable mold insert located on both sides of the forming protruding part respectively, and a plurality of vertical connecting grooves are arranged on the forming protruding part, the first movable mold insert and the second movable mold insert, and the third pipeline is arranged in the connecting grooves.

[0015] In the above scheme, since the thickness of the forming protruding part is relatively thick, a plurality of connecting grooves are arranged on the forming protruding part and the first movable mold insert and the second movable mold insert, so that the third pipeline is closer to the product, thereby accelerating the cooling speed of the product.

[0016] Further, it further includes a pouring assembly, the pouring assembly includes a sprue bushing, a main runner and a plurality of sub-runners, the sprue bushing is sleeved on the main runner, the main runner is communicated with the sub-runners through branches, and the sub-runners are arranged in the fixed mold core.

[0017] In the above scheme, the design of the sprue bushing makes the injection of plastic material more concentrated and efficient, reduces the waste of material and the generation of bubbles, and the volume of the head-up display shell is large, so a plurality of sub-runners are arranged and communicated with the main runner through branches, ensuring that the plastic material can be quickly and uniformly distributed to each part of the movable mold assembly and the fixed mold assembly, thereby improving the production efficiency.

[0018] Further, the panel is provided with an annular positioning groove, a positioning ring is installed on the positioning groove, a cylindrical first groove is arranged in the middle of the positioning groove, a cylindrical second groove is arranged in the middle of the first groove, and the head of the sprue bushing is installed on the second groove.

[0019] In the above scheme, the design of the annular positioning groove and the positioning ring enables the mold to be accurately aligned during assembly. This design improves the positioning accuracy of the mold, reduces assembly errors, ensures the forming quality and consistency of the product, and the second groove is located in the middle of the first groove, and the head of the sprue bushing is installed on the second groove. This design enables the sprue bushing to be accurately fixed on the panel, ensuring the stability and accuracy of the injection path of the plastic material.

[0020] Further, a plurality of sets of sliding positioning assemblies are connected between the movable die plate and the fixed die plate, the sliding positioning assembly comprises a sliding rod and a positioning piece, the two positioning pieces are respectively installed on the outer walls of the movable die plate and the fixed die plate through fasteners, and two long circular through holes are arranged on the sliding rod.

[0021] In the above scheme, the sliding rod is connected with the die through the positioning piece, and the positioning piece is driven to move along the long circular through hole on the sliding rod when the movable die assembly moves, so that the stability of the track during the movement of the movable die assembly can be ensured, thereby ensuring the production precision and quality.

[0022] The head-up display shell integrally formed by the head-up display shell integrally formed die has the beneficial effects of high precision, ensured forming quality and good heat dissipation performance. During forming, the movable die plate and the fixed die plate are combined to enable the movable die core and the fixed die core to cooperate to realize the forming of the head-up display shell, and the first forming assembly and the second forming assembly are used to complete the forming of the complex structure of the head-up display shell, thereby realizing the integrally forming of the head-up display shell; the first cooling water channel and the third cooling water channel can ensure uniform cooling of the circumferential side of the product, the first direction is the width direction of the fixed die plate and the movable die plate, the second cooling water channel and the fourth cooling water channel can ensure uniform cooling of the upper surface and the lower surface of the product, and the stress concentration and warping deformation in the product are reduced; the integrally forming and uniform cooling can ensure the precision of the product and improve the production quality of the product. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is an embodiment of the head-up display shell integrally formed die overall structure diagram.

[0024] Figure 2 It is an embodiment of the panel structure schematic view.

[0025] Figure 3 It is an embodiment of the pouring assembly, the fixed die plate and the movable die plate schematic view.

[0026] Figure 4 It is an embodiment of the fixed die core, the first forming assembly and the second cooling water channel structure schematic view.

[0027] Figure 5 It is an embodiment of the first cooling water channel position schematic view.

[0028] Figure 6 It is an embodiment of the first cooling water channel and the second cooling water channel structure and connection relationship schematic view.

[0029] Figure 7 It is an embodiment of the movable die core and the fourth cooling water channel schematic view.

[0030] Figure 8Fig. 2 is a schematic view of a structure of a forming protrusion on a movable mold core according to an embodiment.

[0031] Figure 9 Fig. 3 is a schematic view of a connecting groove on a movable mold core according to an embodiment.

[0032] Figure 10 Fig. 4 is a schematic view of a structure and connecting relationship of a third cooling water path and a fourth cooling water path according to an embodiment.

[0033] Figure 11 Fig. 5 is a schematic view of a connecting structure of a fourth cooling water path and a second forming assembly according to an embodiment.

[0034] BRIEF DESCRIPTION OF THE DRAWINGS 1, panel; 101, positioning groove; 102, first groove; 103, second groove; 2, partition plate; 3, fixed mold assembly; 31, fixed mold plate; 32, fixed mold core; 33, first forming assembly; 331, first fixed mold insert; 332, second fixed mold insert; 333, third fixed mold insert; 4, movable mold assembly; 41, movable mold plate; 42, movable mold core; 421, forming protrusion; 43, second forming assembly; 431, first movable mold insert; 432, second movable mold insert; 5, ejecting assembly; 6, bottom plate; 7, first cooling assembly; 71, first cooling water path; 711, first pipeline; 712, first pipe; 72, second cooling water path; 721, second pipeline; 722, second pipe; 8, second cooling assembly; 81, third cooling water path; 82, fourth cooling water path; 821, third pipeline; 822, third pipe; 9, water well water isolation piece; 10, connecting groove; 11, pouring assembly; 111, sprue bushing; 112, runner; 113, branch; 12, positioning ring; 13, sliding positioning assembly; 131, sliding rod; 1311, oblong through hole; 132, positioning piece. DETAILED DESCRIPTION

[0035] The head-up display shell integrally formed mold according to the present application will be further described in detail below with reference to specific embodiments and the accompanying drawings.

[0036] As shown in the drawings, Figures 1 to 7 In a preferred embodiment, the head-up display shell integrally formed mold according to the present application comprises a panel 1, a partition plate 2, a fixed mold assembly 3, a movable mold assembly 4, an ejecting assembly 5 and a bottom plate 6 connected in sequence, and further comprises a first cooling assembly 7 and a second cooling assembly 8. The fixed mold assembly 3 comprises a fixed mold plate 31, a fixed mold core 32 and a first forming assembly 33. The fixed mold core 32 is embedded in the fixed mold plate 31, and the first forming assembly 33 is embedded in the fixed mold core 32. The first cooling assembly 7 comprises a first cooling water path 71 and a second cooling water path 72. The first cooling water path 71 is embedded around the fixed mold core 32, and a plurality of second cooling water paths 72 are arranged along a first direction and pass through the fixed mold core 32 and the first forming assembly 33.

[0037] The movable die assembly 4 comprises a movable die plate 41, a movable die core 42 embedded in the movable die plate 41, and a second forming assembly 43 embedded on the movable die core 42. The second cooling assembly 8 comprises a fourth cooling water channel 82 and a third cooling water channel 81. The third cooling water channel 81 is embedded around the movable die core 42. A plurality of fourth cooling water channels 82 are arranged along the first direction and pass through the movable die core 42 and the second forming assembly 43.

[0038] During forming, the movable die plate 41 and the fixed die plate 31 are combined to enable the movable die core 42 and the fixed die core 32 to cooperate to form the head-up display shell, and the first forming assembly 33 and the second forming assembly 43 to complete the forming of the complex structure of the head-up display shell, thereby realizing the one-piece forming of the head-up display shell. The first cooling water channel 71 and the third cooling water channel 81 can ensure uniform cooling of the product on the side. The first direction is the width direction of the fixed die plate 31 and the movable die plate 41. The second cooling water channel 72 and the fourth cooling water channel 82 can ensure uniform cooling of the upper surface and the lower surface of the product, reducing stress concentration and warping deformation inside the product. One-piece forming plus uniform cooling can ensure the precision of the product and improve the production quality of the product.

[0039] As shown in FIG. 1, Figures 4 to 7 In some embodiments, the first cooling water channel 71 comprises a rectangular first pipe 711 and a first pipe 712 vertically arranged on the first pipe 711, and a water well water isolation piece 9 is arranged in each first pipe 712. The second cooling water channel 72 comprises a second pipe 721 in the shape of a “one” character, and a second pipe 722 is vertically arranged on the second pipe 721, and a water well water isolation piece 9 is arranged in each second pipe 722. The first pipe 711 is arranged along the four sides of the fixed die core 32 to form a rectangle, and the vertical arrangement of the first pipe 712 increases the flow path of the cooling water, ensuring uniform distribution of the cooling water around the die core, thereby achieving more uniform cooling effect. The design of the “one” character enables the second cooling water channel 72 to be uniformly arranged on the fixed die core 32, and the cooling water can flow uniformly inside the fixed die core 32, ensuring that the heat is uniformly dissipated inside the fixed die core 32. The design of the water well water isolation piece 9 effectively reduces the retention of cooling water in the first pipe 712 and the second pipe 722, ensuring that the cooling water can circulate continuously, thereby improving the stability of the first cooling water channel 71 and the second cooling water channel 72.

[0040] As shown in FIG. 1, Figures 4 to 7As shown in the drawings, in some embodiments, the first forming assembly 33 includes a first fixed mold insert 331, a second fixed mold insert 332, and a third fixed mold insert 333, and each of the first fixed mold insert 331, the second fixed mold insert 332, and the third fixed mold insert 333 is provided with a plurality of vertical connection grooves 10, and the second pipe 722 is arranged in the connection grooves 10. The first fixed mold insert 331, the second fixed mold insert 332, and the third fixed mold insert 333 are each provided with a plurality of vertical connection grooves 10, and the second pipe 722 is arranged in the connection grooves 10, so that the flow path of the cooling water inside the fixed mold core 32 is more complex and comprehensive. This design ensures that the cooling water can be more uniformly distributed inside the fixed mold core 32, thereby achieving more uniform cooling effect and shortening the cooling time, further improving the production efficiency.

[0041] As shown in the drawings, Figure 10 and Figure 11 As shown in the drawings, in some embodiments, the third cooling water path 81 is rectangular, and the fourth cooling water path 82 includes a third pipe 821 in the shape of a “one” character, and a plurality of third pipes 822 are vertically arranged on the third pipe 821, and each of the third pipes 822 is provided with a water well waterproof piece 9. The third cooling water path 81 is arranged along the four sides of the movable mold core 42 to form a rectangle, and the design of the “one” character makes the fourth cooling water path 82 uniformly arranged on the movable mold core 42, so that the cooling water can flow uniformly inside the movable mold core 42, ensuring that the heat is uniformly dissipated inside the movable mold core 42. The design of the water well waterproof piece 9 effectively reduces the retention of cooling water in the third pipe 822, ensures the continuous circulation of cooling water, and improves the stability of the fourth cooling water path 82.

[0042] As shown in the drawings, Figures 8 to 11 As shown in the drawings, in some embodiments, the movable mold core 42 is provided with a forming protruding part 421, and the second forming assembly 43 includes a first movable mold insert 431 and a second movable mold insert 432 located on both sides of the forming protruding part 421, and each of the forming protruding part 421, the first movable mold insert 431, and the second movable mold insert 432 is provided with a plurality of vertical connection grooves 10, and the third pipe 822 is arranged in the connection grooves 10. Since the thickness of the forming protruding part 421 is relatively thick, a plurality of connection grooves 10 are arranged on the forming protruding part 421 and the first movable mold insert 431 and the second movable mold insert 432, so that the third pipe 822 is closer to the product, thereby accelerating the cooling speed of the product.

[0043] As shown in the drawings, Figures 1 to 4As shown, in some embodiments, the injection molding machine further comprises a pouring assembly 11, the pouring assembly 11 comprises a pouring bush 111, a main runner, and a plurality of sub-runners 112, the pouring bush 111 is sleeved on the main runner, the main runner is communicated with the sub-runners 112 through branch runners 113, and the sub-runners 112 are arranged in the fixed mold core 32. The pouring bush 111 is designed to make the injection of plastic material more concentrated and efficient, reduce material waste and bubble generation, and the volume of the head-up display shell is large, so a plurality of sub-runners 112 are arranged and communicated with the main runner through the branch runners 113, which ensures that the plastic material can be quickly and uniformly distributed to each part of the movable mold assembly 4 and the fixed mold assembly 3, thereby improving production efficiency.

[0044] As shown in the drawings, Figures 1 to 4 As shown, in some embodiments, the panel 1 is provided with an annular positioning groove 101, the positioning groove 101 is provided with a positioning ring 12, the middle of the positioning groove 101 is provided with a cylindrical first groove 102, the middle of the first groove 102 is provided with a cylindrical second groove 103, and the head of the pouring bush 111 is installed on the second groove 103. The annular positioning groove 101 and the positioning ring 12 are designed to enable the mold to be accurately aligned during assembly. This design improves the positioning accuracy of the mold, reduces assembly errors, ensures the molding quality and consistency of the product, and the second groove 103 is located in the middle of the first groove 102, and the head of the pouring bush 111 is installed on the second groove 103. This design enables the pouring bush 111 to be accurately fixed on the panel 1, ensuring the stability and accuracy of the plastic material injection path.

[0045] As shown in the drawings, Figure 1 As shown, in some embodiments, a plurality of groups of sliding positioning assemblies 13 are connected between the movable mold plate 41 and the fixed mold plate 31, the sliding positioning assembly 13 comprises a sliding rod 131 and a positioning piece 132, the two positioning pieces 132 are respectively installed on the outer walls of the movable mold plate 41 and the fixed mold plate 31 through fasteners, and the sliding rod 131 is provided with two long circular through holes 1311, and the positioning piece 132 can move along the long circular through hole 1311. The sliding rod 131 is connected with the mold through the positioning piece 132, and when the movable mold assembly 4 moves, the positioning piece 132 moves along the long circular through hole 1311 on the sliding rod 131, which can ensure the stability of the trajectory of the movable mold assembly 4 during movement, thereby ensuring production precision and quality.

[0046] The utility model discloses a head-up display shell integrated mould working principle and process, and the plastic material is heated to melt state, and is injected to the main runner of mould through injection molding machine, and the plastic material is communicated with multiple sub runners 112 through the branch 113 of main runner, ensures that material can be evenly distributed to each part of mould, realizes the integrated molding of head-up display shell through fixed mould assembly 3 and movable mould assembly 4, after injection molding is completed, first cooling water path 71 and third cooling water path 81 can guarantee that the even cooling of the periphery of product, second cooling water path 72 and fourth cooling water path 82 can guarantee that the even cooling of the upper surface and lower surface of product, reduces the stress concentration and warping deformation in product, and second pipeline 722 and third pipeline 822 are arranged in the connecting groove 10, and the uniform cooling of each part in mould is ensured.

[0047] In the description of the utility model, it is understood that the orientation or positional relationship indicated by terms such as 'upper', 'lower', 'front','rear', 'left', 'right','vertical', 'horizontal', 'top', 'bottom', 'inner', 'outer' and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0048] In addition, the terms 'first' and'second' are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as 'first' and'second' can explicitly or implicitly include one or more of the features. In the description of the utility model, the meaning of'multiple' is two or more, unless otherwise specifically limited.

[0049] In the utility model, unless otherwise specifically defined and limited, the terms'mounting', 'connection', 'connection', 'fixing' and the like should be understood in a broad sense, for example, can be fixedly connected, or can be detachably connected, or can be integrated; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium, can be the communication or interaction relationship between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0050] Although the description of the utility model is combined with the above specific embodiments, it is obvious that many substitutions, modifications and changes can be made by the person skilled in the art according to the above content. Therefore, all such alternatives, improvements and changes are included in the spirit and scope of the appended claims.

Claims

1. A head-up display housing integrated molding die comprising a panel, a partition, a fixed die assembly, a movable die assembly, a push-up assembly and a bottom plate connected in sequence, characterized in that, Further comprising a first cooling assembly and a second cooling assembly, The fixed mold assembly comprises a fixed mold plate, a fixed mold core and a first forming assembly, the fixed mold core is embedded in the fixed mold plate, the first forming assembly is embedded in the fixed mold core, the first cooling assembly comprises a first cooling water channel and a second cooling water channel, the first cooling water channel is embedded around the fixed mold core, and a plurality of second cooling water channels are arranged in a first direction and pass through the fixed mold core and the first forming assembly; The movable mold assembly comprises a movable mold plate, a movable mold core and a second forming assembly, the movable mold core is embedded in the movable mold plate, the second forming assembly is embedded on the movable mold core, the second cooling assembly comprises a fourth cooling water channel and a third cooling water channel, the third cooling water channel is embedded around the movable mold core, and a plurality of fourth cooling water channels are arranged in a first direction and pass through the movable mold core and the second forming assembly.

2. The head-up display housing one-piece molding mold according to claim 1, characterized by, The first cooling water channel comprises a rectangular first pipe and a first pipe arranged vertically on the first pipe, and a water well water piece is arranged in the first pipe; the second cooling water channel comprises a second pipe in the shape of "one", a second pipe is arranged vertically on the second pipe, and a water well water piece is arranged in the second pipe.

3. The head-up display housing one-piece molding mold according to claim 2, characterized by, The first forming assembly comprises a first fixed mold insert, a second fixed mold insert and a third fixed mold insert, a plurality of vertical connecting grooves are arranged on the first fixed mold insert, the second fixed mold insert and the third fixed mold insert, and the second pipe passes through the connecting grooves.

4. The head-up display housing one-piece molding mold of claim 1, wherein, The third cooling water channel is in the shape of a rectangle, the fourth cooling water channel comprises a third pipe in the shape of "one", a plurality of third pipes are arranged vertically on the third pipe, and a water well water piece is arranged in the third pipe.

5. The head-up display housing one-piece molding mold according to claim 4, characterized by The movable mold core is provided with a forming protruding part, the second forming assembly comprises a first movable mold insert and a second movable mold insert located on both sides of the forming protruding part, a plurality of vertical connecting grooves are arranged on the forming protruding part, the first movable mold insert and the second movable mold insert, and the third pipe passes through the connecting grooves.

6. The head-up display housing one-piece molding mold of claim 1, wherein, Further comprising a pouring assembly, the pouring assembly comprises a sprue bushing, a main runner and a plurality of sub-runners, the sprue bushing is sleeved on the main runner, the main runner is communicated with the sub-runners through branches, and the sub-runners pass through the fixed mold core.

7. The head-up display housing one-piece molding mold according to claim 6, characterized by The panel is provided with an annular positioning groove, a positioning ring is installed on the positioning groove, a cylindrical first groove is arranged in the middle of the positioning groove, a cylindrical second groove is arranged in the middle of the first groove, and the head of the sprue bushing is installed on the second groove.

8. The head-up display housing one-piece molding mold of claim 1, wherein, A plurality of groups of sliding positioning assemblies are connected between the movable mold plate and the fixed mold plate, the sliding positioning assembly comprises a sliding rod and a positioning piece, two positioning pieces are respectively installed on the outer walls of the movable mold plate and the fixed mold plate through fasteners, two long circular through holes are arranged on the sliding rod, and the positioning pieces can move along the long circular through holes.

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