Face shell injection mold

Abstract

The utility model discloses a face shell injection mold which comprises a lower mold and an upper mold, an injection assembly is installed on the upper mold, the injection assembly comprises an injection opening and an electric valve, a moving assembly is installed on the upper mold, the moving assembly comprises a hydraulic cylinder and a supporting plate, an exhaust assembly is installed on one side of the upper mold and comprises an exhaust opening and a clamping plug, and the exhaust opening is communicated with the hydraulic cylinder. According to the face shell injection mold, under blocking of the blocking rod, the connecting rod pushes a face shell out of the upper mold through the clamping plug, mold taking can be conducted without the help of a tool, the working efficiency is improved, and the face shell injection mold is convenient to use and high in practicability. The motor pushes the screw sleeve and the piston upwards through the screw rod, the cooling liquid is pushed to the inner side of the cold cavity through the connecting pipe, the cooling liquid in the cold cavity is used for cooling the interior of the mold cavity, then the face shell can be rapidly cooled and shaped, the working efficiency is improved, and the mold is suitable for injection molding machining of the face shell.

Description

Technical Field

[0001] The utility model relates to the technical field of face shell injection mold equipment, in particular to a face shell injection mold. Background Art

[0002] When processing the face shell, it is often necessary to use a face shell injection mold for injection molding. The utility model patent with patent application number CN201621456435.8 discloses a router face shell injection mold. The router face shell injection mold uses injection molding equipment to inject and mold the material in one time, realizing rapid continuous and batch production, improving work efficiency, and speeding up the progress of work. The formed router shell has ultra-high supporting strength. According to the technical solution disclosed by it, when the existing face shell injection mold is used, on the one hand, during the demolding operation, the face shell is easily stuck on the inner side of the molding cavity, and it is often necessary to use tools to pry it out, reducing work efficiency. On the other hand, the injected molten liquid cannot be quickly cooled and shaped, which is not conducive to improving the work efficiency of injection molding of the face shell.

[0003] Therefore, how to design the injection mold for the face shell has become our current problem to be solved. Utility Model Content

[0004] In view of the shortcomings of the existing technology, the purpose of this utility model is to provide a face shell injection mold to solve the problems raised in the above background technology. The utility model has a reasonable design and is relatively convenient to use, and is suitable for injection molding processing of face shells.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a face shell injection mold, comprising a lower mold and an upper mold, an injection assembly is installed on the upper mold, the injection assembly includes a nozzle and an electric valve, a moving assembly is installed on the upper mold, the moving assembly includes a hydraulic cylinder and a support plate, an exhaust assembly is installed on one side of the upper mold, the exhaust assembly includes an exhaust port and a plug, a pushing assembly is installed on the top of the plug, the pushing assembly includes a connecting rod and a gear rod, a movable assembly is installed on the bottom of the lower mold, the movable assembly includes a sleeve and a piston, and a cooling assembly is installed on the inner side of the lower mold, the cooling assembly includes a cold chamber and a connecting pipe.

[0006] Furthermore, the nozzle is welded to the top of the other side of the upper mold, the electric valve is installed on the outer side of the nozzle, the bottom of the hydraulic cylinder is installed on the top of the upper mold by bolts, and the support plate is welded to the top of the hydraulic cylinder.

[0007] Furthermore, the discharge port is opened on one side of the upper mold, the discharge port is communicated with the inner side of the upper mold, the plug is located at the bottom of the discharge port, and the diameter of the plug is equal to the inner diameter of the discharge port.

[0008] Furthermore, the top of the plug is connected to the inner wall of the discharge port through a spring, the bottom end of the connecting rod is welded to the top of the plug, the top end of the connecting rod passes through the discharge port and extends to the top of the upper mold, and the shift rod is welded to one side of the hydraulic cylinder, and the shift rod is located at the top of the connecting rod.

[0009] Furthermore, guide pillars are welded to the tops of the four corners of the lower mold, positioning holes are opened at the four corners of the upper mold, and the positioning holes are sleeved on the outer sides of the guide pillars. Bottom plates are welded to both sides of the bottom of the lower mold.

[0010] Furthermore, a mold cavity is engraved on the inner side of the upper mold and the lower mold, the cold cavity is opened on the inner side of the lower mold, the cold cavity is located at the bottom of the mold cavity, the ferrule is welded to the bottom of the lower mold, the connecting pipe is opened on the inner side of the lower mold, and the top of the ferrule is connected to the cold cavity through the connecting pipe.

[0011] Furthermore, the outer side of the piston is clamped on the inner wall of the sleeve, the bottom of the sleeve is installed with a motor through bolts, the bottom of the piston is welded with a screw sleeve, and a screw is installed on the output shaft of the motor through bolts. The top of the screw passes through the sleeve through a bearing and is installed on the inner side of the screw sleeve through a thread.

[0012] Furthermore, the inner side of the ferrule is filled with coolant, the coolant is located on the top of the piston, and the lower die is externally connected to a switch group, which is connected to the motor and the electric valve through wires.

[0013] Beneficial effects: 1. When the face shell injection mold is in use, the support plate is fixed, and the hydraulic cylinder drives the upper mold to move downward and clamp it on the top of the lower mold. The melt is injected through the injection port, and the air in the upper and lower molds is discharged outward through the exhaust port until the melt flows to the bottom of the exhaust port. The plug moves upward to the inside of the exhaust port by buoyancy, seals the exhaust port to prevent the melt from overflowing, and then closes the electric valve to complete the injection molding work. When the face shell is cooled and shaped, the upper mold is driven upward by the hydraulic cylinder, and the upper mold drives the connecting rod upward until the top of the connecting rod is clamped at the bottom of the gear rod. The connecting rod squeezes the plug downward and pushes the face shell downward from the inside of the upper mold, automatically performing the demolding work without the help of tools to remove the mold, which is more convenient to use and improves work efficiency.

[0014] 2. When the face shell injection mold is in use, after the solution is injected into the inner side of the upper mold and the lower mold, the motor is turned on, and the motor pushes the screw sleeve upward through the screw, so that the screw sleeve drives the piston to move upward on the inner side of the ferrule, and the coolant in the ferrule is pushed to the inner side of the cold cavity through the connecting tube, and the coolant in the cold cavity is used to cool the molten liquid in the mold cavity, so that the face shell can be quickly cooled and shaped, thereby improving work efficiency. After cooling and cooling, the motor is turned on in the opposite direction, and the motor drives the screw sleeve downward through the screw, and the piston moves downward to suck the coolant in the cold cavity into the inner side of the ferrule through the connecting tube. In the process of injecting the molten liquid, the cold cavity is used to reduce heat loss, thereby avoiding the mold cavity from being completely filled due to premature solidification of the molten liquid, and ensuring the processing quality of the face shell.

[0015] 3. The face shell injection mold is reasonably designed, efficient and convenient to use, and is suitable for the injection molding process of the face shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural diagram of the injection mold for the face shell of the utility model;

[0017] Figure 2 This is a cross-sectional view of the injection mold for the face shell of the utility model;

[0018] Figure 3 This is a structural diagram of the sleeve of the face shell injection mold of the utility model;

[0019] Figure 4 This is a schematic structural diagram of the connecting rod of the face shell injection mold of the utility model;

[0020] In the figure: 1. Lower mold; 2. Upper mold; 3. Injection nozzle; 4. Electric valve; 5. Hydraulic cylinder; 6. Support plate; 7. Discharge port; 8. Plug; 9. Spring; 10. Connecting rod; 11. Gear lever; 12. Bottom plate; 13. Guide column; 14. Clamping sleeve; 15. Piston; 16. Motor; 17. Screw; 18. Screw sleeve; 19. Cold chamber; 20. Connecting pipe. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figures 1 to 4The utility model provides a technical solution: a face shell injection mold, comprising a lower mold 1 and an upper mold 2, an injection assembly is installed on the upper mold 2, the injection assembly includes a nozzle 3 and an electric valve 4, a moving assembly is installed on the upper mold 2, the moving assembly includes a hydraulic cylinder 5 and a support plate 6, an exhaust assembly is installed on one side of the upper mold 2, the exhaust assembly includes an exhaust port 7 and a plug 8, a pushing assembly is installed on the top of the plug 8, the pushing assembly includes a connecting rod 10 and a gear lever 11, a movable assembly is installed at the bottom of the lower mold 1, the movable assembly The dynamic assembly includes a sleeve 14 and a piston 15. A cooling assembly is installed on the inner side of the lower mold 1. The cooling assembly includes a cold chamber 19 and a connecting pipe 20. The nozzle 3 is welded to the top of the other side of the upper mold 2. The electric valve 4 is installed on the outer side of the nozzle 3. The bottom of the hydraulic cylinder 5 is installed on the top of the upper mold 2 by bolts. The support plate 6 is welded to the top of the hydraulic cylinder 5. The discharge port 7 is opened on one side of the upper mold 2. The discharge port 7 is connected to the inner side of the upper mold 2. The plug 8 is located at the bottom of the discharge port 7. The diameter of the plug 8 is equal to the diameter of the discharge port. The inner diameter of the outlet 7 is 0.5 mm, the top of the plug 8 is connected to the inner wall of the outlet 7 by a spring 9, the bottom end of the connecting rod 10 is welded to the top of the plug 8, the top of the connecting rod 10 passes through the outlet 7 and extends to the top of the upper mold 2, the gear rod 11 is welded to one side of the hydraulic cylinder 5, and the gear rod 11 is located at the top of the connecting rod 10. When in use, the support plate 6 is fixed, the hydraulic cylinder 5 drives the upper mold 2 to move downward and clamp it on the top of the lower mold 1, and the melt is injected through the injection port 3. The air in the upper mold 2 and the lower mold 1 is discharged outward through the outlet 7 until the melt flows out. When the face shell is cooled and shaped, the upper mold 2 is driven upward by the hydraulic cylinder 5, and the upper mold 2 drives the connecting rod 10 to move upward until the top of the connecting rod 10 is stuck at the bottom of the gear rod 11. The connecting rod 10 squeezes the plug 8 downward and pushes the face shell downward from the inner side of the upper mold 2, automatically performing the demolding work without the help of tools for demolding. It is more convenient to use and improves work efficiency.

[0023] In this embodiment, the tops of the four corners of the lower mold 1 are welded with guide pillars 13, the four corners of the upper mold 2 are provided with positioning holes, the positioning holes are sleeved on the outer sides of the guide pillars 13, the bottom sides of the lower mold 1 are welded with bottom plates 12, the inner sides of the upper mold 2 and the lower mold 1 are engraved with mold cavities, the cold cavity 19 is opened on the inner side of the lower mold 1, the cold cavity 19 is located at the bottom of the mold cavity, the ferrule 14 is welded to the bottom of the lower mold 1, the connecting pipe 20 is opened on the inner side of the lower mold 1, the The top of the ferrule 14 is connected to the cold chamber 19 through a connecting pipe 20. The outer side of the piston 15 is stuck on the inner wall of the ferrule 14. The bottom of the ferrule 14 is installed with a motor 16 by bolts. The bottom of the piston 15 is welded with a screw sleeve 18. A screw 17 is installed on the output shaft of the motor 16 by bolts. The top of the screw 17 passes through the ferrule 14 through a bearing and is installed on the inner side of the screw sleeve 18 through a thread. The inner side of the ferrule 14 is filled with coolant, and the coolant is located at The top of the piston 15 is connected to the switch group on the lower mold 1, and the switch group is connected to the motor 16 and the electric valve 4 through the wire. When in use, after the solution is injected into the inner side of the upper mold 2 and the lower mold 1, the motor 16 is turned on, and the motor 16 pushes the screw sleeve 18 upward through the screw rod 17, so that the screw sleeve 18 drives the piston 15 to move upward on the inner side of the ferrule 14, and pushes the coolant in the ferrule 14 to the inner side of the cold cavity 19 through the connecting pipe 20, and uses the coolant in the cold cavity 19 to cool the mold cavity. The melt is cooled and cooled, so that the noodle shell can be quickly cooled and shaped, thereby improving work efficiency. After cooling and cooling, the motor 16 is turned on in the reverse direction. The motor 16 drives the screw sleeve 18 to move downward through the screw 17, and the piston 14 moves downward to suck the coolant in the cold cavity 19 into the inner side of the ferrule 14 through the connecting pipe 20. In the process of injecting the melt, the cold cavity 19 is used to reduce heat loss, thereby avoiding the inability to fully fill the mold cavity due to premature solidification of the melt, thereby ensuring the processing quality of the noodle shell.

[0024] The face shell injection mold provides power to all electrical equipment through an external power supply. When in use, the support plate 6 is fixed, and the hydraulic cylinder 5 drives the upper mold 2 to move downward and clamp it on the top of the lower mold 1. The melt is injected through the injection port 3, and the air in the upper mold 2 and the lower mold 1 is discharged outward through the outlet 7 until the melt flows to the bottom of the outlet 7. The plug 8 moves upward to the inside of the outlet 7 by buoyancy, seals the outlet 7 to prevent the melt from overflowing, and then closes the electric valve 4 to complete the injection molding work. When the face shell is cooled and shaped, the hydraulic cylinder 5 drives the upper mold 2 to move upward, and the upper mold 2 drives the connecting rod 10 to move upward until the top of the connecting rod 10 is clamped at the bottom of the gear rod 11. The connecting rod 10 squeezes the plug 8 downward, pushing the face shell downward from the inside of the upper mold 2, and automatically performing the demolding work. No tools are required to remove the mold, which is more convenient to use and improves work efficiency. , when the solution is injected into the inner side of the upper mold 2 and the lower mold 1, the motor 16 is turned on, and the motor 16 pushes the screw sleeve 18 upward through the screw 17, so that the screw sleeve 18 drives the piston 15 to move upward on the inner side of the ferrule 14, and pushes the coolant in the ferrule 14 to the inner side of the cold cavity 19 through the connecting pipe 20, and uses the coolant in the cold cavity 19 to cool the molten liquid in the mold cavity, so that the face shell can be quickly cooled and shaped, thereby improving work efficiency. After cooling and cooling, the motor 16 is turned on in the opposite direction, and the motor 16 drives the screw sleeve 18 to move downward through the screw 17. The piston 14 moves downward and the coolant in the cold cavity 19 is sucked into the inner side of the ferrule 14 through the connecting pipe 20. In the process of injecting the molten liquid, the cold cavity 19 is used to reduce heat loss, thereby avoiding the inability to fully fill the mold cavity due to premature solidification of the molten liquid, thereby ensuring the processing quality of the face shell.

[0025] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. A face shell injection mold, comprising a lower mold (1) and an upper mold (2), wherein an injection assembly is mounted on the upper mold (2), wherein the injection assembly comprises a nozzle (3) and an electric valve (4), and wherein a moving assembly is mounted on the upper mold (2), wherein the moving assembly comprises a hydraulic cylinder (5) and a support plate (6), characterized in that: An exhaust assembly is installed on one side of the upper mold (2), and the exhaust assembly includes an exhaust port (7) and a plug (8). A pushing assembly is installed on the top of the plug (8), and the pushing assembly includes a connecting rod (10) and a shift rod (11). A movable assembly is installed on the bottom of the lower mold (1), and the movable assembly includes a sleeve (14) and a piston (15). A cooling assembly is installed on the inner side of the lower mold (1), and the cooling assembly includes a cold cavity (19) and a connecting pipe (20).

2. The face shell injection mold according to claim 1, characterized in that: The injection port (3) is welded to the top of the other side of the upper mold (2), the electric valve (4) is installed on the outer side of the injection port (3), the bottom of the hydraulic cylinder (5) is installed on the top of the upper mold (2) by bolts, and the support plate (6) is welded to the top of the hydraulic cylinder (5).

3. The face shell injection mold according to claim 2, characterized in that: The discharge port (7) is opened on one side of the upper mold (2), and the discharge port (7) is connected to the inner side of the upper mold (2). The plug (8) is located at the bottom of the discharge port (7), and the diameter of the plug (8) is equal to the inner diameter of the discharge port (7).

4. The face shell injection mold according to claim 3, characterized in that: The top of the plug (8) is connected to the inner wall of the discharge port (7) through a spring (9), the bottom end of the connecting rod (10) is welded to the top of the plug (8), the top end of the connecting rod (10) passes through the discharge port (7) and extends to the top of the upper mold (2), and the shift rod (11) is welded to one side of the hydraulic cylinder (5), and the shift rod (11) is located at the top of the connecting rod (10).

5. The face shell injection mold according to claim 1, characterized in that: Guide pillars (13) are welded to the tops of the four corners of the lower mold (1), positioning holes are opened at the four corners of the upper mold (2), and the positioning holes are sleeved on the outer sides of the guide pillars (13). Bottom plates (12) are welded to both sides of the bottom of the lower mold (1).

6. The face shell injection mold according to claim 5, characterized in that: The inner sides of the upper mold (2) and the lower mold (1) are both engraved with mold cavities, the cold cavity (19) is opened on the inner side of the lower mold (1), the cold cavity (19) is located at the bottom of the mold cavity, the ferrule (14) is welded to the bottom of the lower mold (1), the connecting pipe (20) is opened on the inner side of the lower mold (1), and the top of the ferrule (14) is connected to the cold cavity (19) through the connecting pipe (20).

7. The face shell injection mold according to claim 6, characterized in that: The outer side of the piston (15) is clamped on the inner wall of the sleeve (14), the bottom of the sleeve (14) is installed with a motor (16) through bolts, the bottom of the piston (15) is welded with a screw sleeve (18), the output shaft of the motor (16) is installed with a screw rod (17) through bolts, and the top end of the screw rod (17) passes through the sleeve (14) through a bearing and is installed on the inner side of the screw sleeve (18) through a thread.

8. The face shell injection mold according to claim 7, characterized in that: The inner side of the ferrule (14) is filled with coolant, and the coolant is located on the top of the piston (15). The lower mold (1) is externally connected to a switch group, and the switch group is connected to the motor (16) and the electric valve (4) through wires.

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