A micro-foam injection mold for producing automobile engine decorative covers

Abstract

The present invention belongs to the technical field of automobile parts production, and in particular to a micro-foaming injection mold for the production of automobile engine decorative covers. In view of the problem that material precipitation affects the micro-foaming effect during the injection molding process, resulting in unqualified molded workpieces, the following scheme is proposed, including a tooling base, a working bin is arranged above the tooling base, and a shaking module is arranged inside the working bin, the shaking module includes two tooling rods, and the opposite sides of the two tooling rods are fixedly connected to the same vertical track, and the vertical track is slidably connected to a lifting slider, and the lifting slider is fixedly connected to a horizontal track on the side away from the tooling base. The micro-foaming injection mold for the production of automobile engine decorative covers disclosed by the present invention has the following characteristics: during injection molding, the mold is in a state of shaking up and down and left and right, so as to avoid the injection molding material from entering the mold to produce precipitation and affect the micro-foaming effect, thereby improving the quality of the final molded workpiece.

Description

Technical Field

[0001] The invention relates to the technical field of automobile parts production, in particular to a micro-foaming injection mold for producing automobile engine decorative covers. Background Art

[0002] The ‌car engine hood‌, also known as the engine cover or engine hood, is a protective device installed on the outside of the car engine compartment. Its main functions and effects include the following aspects: ‌protecting the engine, ‌insulating heat and sound, ‌appearing, ‌enhancing safety and ‌improving aerodynamic performance. In order to meet people's demand for high-quality and efficient modern life, the demand in the automobile market is increasing, and the quality requirements for auto parts are also getting higher and higher. Among them, the ‌car engine hood is an important part of the car. The ‌car engine hood is usually made by injection molding.

[0003] Micro-foam injection molding process is often used to manufacture precision products with high quality requirements. However, in the existing micro-foam injection molding process, after the material is injected into the mold, it is generally left to stand and wait for the workpiece to be formed. In this process, the injected material may settle and affect the effect of micro-foaming, and then affect the quality of the final molded workpiece. Summary of the invention

[0004] The invention discloses a micro-foaming injection mold for producing an automobile engine decorative cover, aiming to solve the technical problem in the background technology that material precipitation during the injection molding process affects the micro-foaming effect and causes the molded workpiece to be unqualified.

[0005] The present invention proposes a micro-foam injection mold for producing automobile engine decorative covers, including a tooling base, a working chamber is arranged above the tooling base, and a shaking module is arranged inside the working chamber, the shaking module includes two tooling rods, and the opposite sides of the two tooling rods are fixedly connected to the same vertical track, and the vertical track is internally slidably connected to a lifting slider, and the lifting slider is fixedly connected to a transverse track on the side away from the tooling base, and the transverse track is internally slidably connected to a horizontal slide.

[0006] In a preferred solution, a lower mold is installed above the horizontal slide seat, and an upper mold is movably connected to the lower mold, multiple fixed blocks are connected to both sides of the upper mold and the lower mold by bolts, and limited sliding holes are provided on the sides of the multiple fixed blocks, and the limited sliding holes provided in the multiple fixed blocks on the lower mold are fixedly connected to the inside of the limited round rods, and the opposite sides of the two fixed blocks opposite to each other are fixedly connected with the same telescopic spring, and the telescopic spring is located outside the limit round rod.

[0007] In a preferred solution, the side of the horizontal slide is connected to a mounting block by bolts, and circular hole one is opened on both sides of the mounting block, and the two circular holes one are movably connected to the same reciprocating push-pull rod, the side of one of the tooling rods is fixedly connected to a mounting plate, and circular hole two is opened on the side of the mounting plate, the inside of circular hole two is connected to a rotating shaft three through a bearing, the outside of rotating shaft three is fixedly connected to a rocking arm, circular hole three is opened on the sides of the rocking arm and the reciprocating push-pull rod, and the insides of the two circular holes three are connected to the same linkage cylinder through bearings.

[0008] In a preferred solution, the working bin is connected with a guide seat by bolts, and a circular hole four is provided on the side of the guide seat, a rotating cylinder is connected inside the circular hole four by a bearing, a pushing circular plate is fixedly connected to the outside of the rotating cylinder, a square limiting frame is fixedly connected to the side of the lifting slider facing the tooling base, the pushing circular plate is located in the square limiting frame, a fixed shaft is fixedly connected to the side of the pushing circular plate, a linkage rod is fixedly connected to the outside of the fixed shaft, a circular hole five is provided on the side of the linkage rod, a rotating shaft is connected inside the circular hole five by a bearing, a rotating shaft is connected outside the rotating shaft by a bearing, a circular hole six is ​​provided on the side of the rocking arm, a rotating shaft two is connected inside the circular hole six by a bearing, a rotating shaft two and the external movably connected to the rotating shaft by the same pushing rod, a driving motor is fixedly connected to the side of the working bin, and a driving end of the driving motor is connected to one side of the rotating cylinder by a coupling.

[0009] In a preferred solution, the upper side of the tooling base is connected to a tooling support plate by bolts, and the same transparent observation window is provided on both sides of the tooling support plate, and a control console and an injection molding machine body are respectively provided on the working chamber.

[0010] By setting a shaking module, when the placed mold is injected through the injection molding machine body, the driving motor is started at this time, and the rotating cylinder is driven to rotate by the driving motor. At this time, the pushing circular plate is eccentrically set, so that the rotating cylinder drives the pushing circular plate to rotate, and the square limit frame is driven by the pushing circular plate to make the lifting slider rise and fall in the vertical track. While the pushing circular plate is rotating, it moves in a circle through the linkage rod, so that the pushing rod drives the rocking rod to rock back and forth, so that one end of the rocking rod drives the reciprocating push-pull rod to make the horizontal slide seat slide back and forth inside the horizontal track, so that when the mold is injected, the mold is in a state of shaking up and down, left and right, so as to avoid the injection molding material entering the mold to produce precipitation and affect the effect of micro-foaming, thereby improving the quality of the final molded workpiece.

[0011] In a preferred embodiment, a mixing module is provided on the console, and the mixing module includes a mounting frame, a mounting opening is provided on the mounting frame, a mixing cylinder is fixedly connected inside the mounting opening, a sealing cover plate is movably connected to the mixing cylinder, a circular hole seven is provided on the side of the sealing cover plate, and a hollow rotating tube is connected inside the circular hole seven through a bearing.

[0012] In a preferred embodiment, the outside of the hollow rotating tube is fixedly connected to a rotating support rod, and two circular holes eight are provided on the rotating support rod, the interiors of the two circular holes eight are connected to a rotating shaft four through bearings, the exteriors of the two rotating shafts four are fixedly connected to linkage gears, the interior of the mixing barrel is fixedly connected to a limited spherical tooth frame, the tooth block end of the limited spherical tooth frame is meshed with the linkage gear, a circular hole nine is provided on the rotating support rod, the interior of the circular hole nine is connected to a stirring cylinder through a bearing, the stirring cylinder and one side of one of the rotating shafts four are fixedly connected with a pulley one, the exteriors of the two pulleys one are slidably connected with the same belt two, the exterior of the stirring cylinder is fixedly connected to two support plates, and stirring rods are fixedly connected to opposite sides of the two support plates at equal distances.

[0013] In a preferred embodiment, a slideway is provided on the rotating support rod, and a hollow slide frame is slidably connected to the inside of the slideway, connecting holes are provided on one side of the hollow slide frame and the outside of the hollow rotating tube, and the insides of the two connecting holes are fixedly connected to the same metal telescopic tube, and a circular hole ten is provided on the side of the hollow slide frame facing the sealing cover plate, and the inside of the circular hole ten is connected to a rotating shaft five through a bearing, one side of one rotating shaft four is fixedly connected to a deflection cam, and a circular hole eleven is provided on the side of the deflection cam, and the inside of the circular hole eleven is connected to an eccentric shaft through a bearing, and the eccentric shaft and the outside of the rotating shaft five are movably connected with the same linkage push-pull rod, and the side of the hollow slide frame facing the inside of the mixing barrel is fixedly connected to a hollow inflation rod.

[0014] In a preferred solution, a universal motor is fixedly connected to the upper side of the sealing cover plate, and the driving end of the universal motor and the outside of the hollow rotating tube are fixedly connected to pulley 2, the outsides of the two pulleys 2 are slidably connected to the same belt 1, and a U-shaped limit plate is connected to the upper side of the sealing cover plate by bolts, a limit hole is provided on one side of the U-shaped limit plate, an air hose is fixedly connected to the inside of the limit hole, and one end of the air hose is movably connected to the inside of the hollow rotating tube.

[0015] By providing a mixing module, when gas is blown into the injection molding material to form a sol, the gas is blown into the hollow rotating tube through the air blowing hose, and then enters the hollow sliding frame through the metal telescopic tube, and the gas is blown out through the hollow air blowing rod to contact the injection molding material, and the universal motor is started at the same time. The universal motor drives belt one to make the hollow rotating tube drive the rotating support rod to rotate horizontally, and at the same time, the linkage gear rotates under the limit of the limit spherical gear frame, so that the deflection cam drives the linkage push-pull rod to make the hollow sliding frame move back and forth horizontally in the slideway of the rotating support rod, and at the same time, another linkage gear drives belt two to make the stirring cylinder drive the stirring rod to stir the injection molding material. The mixing module makes the gas and the injection molding material mixed more evenly when forming the sol, thereby improving the quality of the workpiece after molding.

[0016] In a preferred solution, a cooling port is provided on one side of the transparent observation window, and a hollow mounting frame is fixedly connected to the interior of the cooling port, cooling holes are provided at equal distances on the side of the hollow mounting frame facing the working chamber, metal regulating tubes are fixedly connected to the interior of the multiple cooling holes, cooling nozzles are fixedly connected to one end of the multiple metal regulating tubes, a cooling pump is fixedly connected to one side of the transparent observation window, and the cooling end of the cooling pump is connected to the interior of the hollow mounting frame through an air blower pipe.

[0017] By providing a cooling pump, an air blast pipe, a hollow mounting frame, a metal adjusting pipe and a cooling nozzle, after the workpiece is formed, the cooling pump is started, and cold air is blown into the hollow mounting frame through the air blast pipe, and then the cold air is sprayed out through the cooling nozzle on the metal adjusting pipe to cool the formed workpiece, and the spray angle of the cold air can be adjusted through the metal adjusting pipe.

[0018] From the above, it can be seen that the micro-foaming injection mold for the production of automobile engine decorative covers provided by the present invention has the beneficial effect that during injection molding, the mold is in a state of shaking up and down and left and right, thereby preventing the injection material from entering the mold and causing precipitation to affect the micro-foaming effect, thereby improving the quality of the final molded workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the main structure of a micro-foam injection mold for producing an automobile engine decorative cover proposed by the present invention;

[0020] Figure 2 This is a schematic diagram of the oblique side view of a micro-foam injection mold for producing an automobile engine decorative cover proposed by the present invention;

[0021] Figure 3 This is a schematic side view of the structure of a micro-foam injection mold for producing an automobile engine decorative cover proposed by the present invention;

[0022] Figure 4 This is a schematic diagram of the structure of a shaking module of a micro-foam injection mold for producing an automobile engine decorative cover proposed by the present invention;

[0023] Figure 5 for Figure 4 A schematic diagram of the enlarged structure of part A;

[0024] Figure 6 This is a schematic diagram of the structure of a shaking module part of a micro-foam injection mold for producing an automobile engine decorative cover proposed by the present invention;

[0025] Figure 7 This is a schematic diagram of the hybrid module structure of a micro-foam injection mold for producing an automobile engine decorative cover proposed by the present invention;

[0026] Figure 8A cross-sectional view of a mixing barrel of a micro-foam injection mold for producing an automobile engine decorative cover proposed by the present invention;

[0027] Fig. 9 for Figure 8 A schematic diagram of the enlarged structure of part B;

[0028] Fig.10 The present invention is a schematic diagram of a cooling nozzle structure of a micro-foaming injection mold for producing an automobile engine decorative cover.

[0029] In the figure: 1, tooling base; 2, tooling support plate; 3, transparent observation window; 4, working chamber; 5, control console; 6, shaking module; 601, tooling rod; 602, vertical track; 603, lifting slider; 604, horizontal track; 605, square limit frame; 606, rotating cylinder; 607, pushing circular plate; 608, fixed shaft; 609, linkage rod; 610, rotating shaft; 611, pushing rod; 612, rotating shaft 2; 613, mounting plate; 614, rotating shaft 3; 615, rocking rod; 616, linkage cylinder; 617, mounting block; 618, reciprocating push-pull rod; 619, guide seat; 620, driving motor; 621, horizontal slide seat; 622, lower mold; 623, fixed block; 624, upper mold; 625, telescopic spring; 626, limit 7. Mixing module; 701. Mounting frame; 702. Mixing barrel; 703. Sealing cover plate; 704. Universal motor; 705. U-shaped limiting plate; 706. Air hose; 707. Belt one; 708. Hollow rotating tube; 709. Rotating support rod; 710. Limiting round tooth frame; 711. Stirring cylinder; 712. Belt two; 713. Rotating shaft four; 714. Linking gear; 715. Support plate; 716. Stirring rod; 717. Hollow sliding frame; 718. Rotating shaft five; 719. Hollow air rod; 720. Metal telescopic tube; 721. Deflection cam; 722. Eccentric shaft; 723. Linking push-pull rod; 8. Injection molding machine body; 9. Cooling pump; 10. Air pipe; 11. Hollow mounting frame; 12. Metal regulating pipe; 13. Cooling nozzle. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0031] The micro-foaming injection mold for producing an automobile engine decorative cover disclosed in the present invention is mainly used in the scenario where material precipitation during the injection molding process affects the micro-foaming effect and causes the molded workpiece to be unqualified.

[0032] Reference Figure 1-Figure 6A micro-foam injection mold for producing an automobile engine decorative cover includes a tooling base 1, a working chamber 4 is arranged above the tooling base 1, and a shaking module 6 is arranged inside the working chamber 4, the shaking module 6 includes two tooling rods 601, and the opposite sides of the two tooling rods 601 are fixedly connected with the same vertical track 602, and the vertical track 602 is internally slidably connected with a lifting slider 603, and the lifting slider 603 is fixedly connected with a transverse track 604 on the side away from the tooling base 1, and the transverse track 604 is internally slidably connected with a horizontal slide seat 621.

[0033] Reference Figure 1-Figure 6 A lower mold 622 is installed above the horizontal slide 621, and an upper mold 624 is movably connected to the lower mold 622. Multiple fixed blocks 623 are connected to both sides of the upper mold 624 and the lower mold 622 by bolts. Limiting sliding holes are provided on the sides of the multiple fixed blocks 623. The limiting sliding holes provided in the multiple fixed blocks 623 on the lower mold 622 are fixedly connected to the inside of the limiting round rod 626. The opposite sides of the two fixed blocks 623 opposite to each other are fixedly connected to the same telescopic spring 625, and the telescopic spring 625 is located outside the limiting round rod 626.

[0034] Reference Figure 1-Figure 6 The side of the horizontal slide 621 is connected with a mounting block 617 by bolts, and circular holes 1 are opened on both sides of the mounting block 617, and the two circular holes 1 are movably connected with the same reciprocating push-pull rod 618 inside. The side of one of the tooling rods 601 is fixedly connected with a mounting plate 613, and the side of the mounting plate 613 is opened with circular hole 2. The inside of circular hole 2 is connected with a rotating shaft 3 614 through a bearing, and the outside of the rotating shaft 3 614 is fixedly connected with a rocking arm 615. Circular holes 3 are opened on the sides of the rocking arm 615 and the reciprocating push-pull rod 618, and the insides of the two circular holes 3 are connected with the same linkage cylinder 616 through bearings.

[0035] Reference Figure 1-Figure 6, a guide seat 619 is connected to the working chamber 4 by bolts, and a circular hole 4 is opened on the side of the guide seat 619, and a rotating cylinder 606 is connected to the inside of the circular hole 4 through a bearing, and a pushing circular plate 607 is fixedly connected to the outside of the rotating cylinder 606, and a square limit frame 605 is fixedly connected to the side of the lifting slider 603 facing the tooling base 1, and the pushing circular plate 607 is located in the square limit frame 605. A fixed shaft 608 is fixedly connected to the side of the pushing circular plate 607, and the fixed shaft 608 is fixedly connected to the outside of the fixed shaft 608. A linkage rod 609 is fixedly connected, a circular hole five is opened on the side of the linkage rod 609, and the interior of the circular hole five is connected to the rotating shaft 610 through a bearing. A circular hole six is ​​opened on the side of the rocking arm 615, and the interior of the circular hole six is ​​connected to the rotating shaft 2 612 through a bearing. The rotating shaft 2 612 and the external movably connected to the rotating shaft 610 are connected by the same pushing rod 611. A driving motor 620 is fixedly connected to the side of the working chamber 4, and the driving end of the driving motor 620 is connected to one side of the rotating cylinder 606 through a coupling.

[0036] Reference Figure 1 , Figure 2 and Figure 3 The upper side of the tooling base 1 is connected to a tooling support plate 2 by bolts, and the same transparent observation window 3 is arranged on both sides of the tooling support plate 2, and a control console 5 and an injection molding machine body 8 are respectively arranged on the working chamber 4.

[0037] Specifically, the circular plate 607 is pushed to drive the square limit frame 605 so that the lifting slider 603 can be lifted and lowered in the vertical track 602. At the same time, the linkage rod 609 moves in a circle, so that the push rod 611 drives the rocking rod 615 to rock back and forth, so that one end of the rocking rod 615 drives the reciprocating push-pull rod 618 to make the horizontal slide 621 slide back and forth inside the horizontal track 604.

[0038] In a specific application scenario, when the placed mold is injection molded by the injection molding machine body 8, the drive motor 620 is started at this time, and the rotating cylinder 606 is driven to rotate by the drive motor 620. At this time, the pushing circular plate 607 is eccentrically set, so that the rotating cylinder 606 drives the pushing circular plate 607 to rotate, and the square limit frame 605 is driven by the pushing circular plate 607 to make the lifting slider 603 rise and fall in the vertical track 602. While the pushing circular plate 607 is rotating, it moves in a circle through the linkage rod 609, so that the pushing rod 611 drives the rocking rod 615 to rock back and forth, so that one end of the rocking rod 615 drives the reciprocating push-pull rod 618 to make the horizontal slide seat 621 slide back and forth in the horizontal track 604, so that when the mold is injected, the mold is in a state of shaking up and down, left and right, to avoid the injection molding material entering the mold to produce precipitation and affect the effect of micro-foaming, thereby improving the quality of the final molded workpiece.

[0039] It should be noted that the pushing circular plate 607 is eccentrically arranged outside the rotating cylinder 606, the telescopic spring 625 is located outside the limiting circular rod 626, the driving end of the driving motor 620 is connected to one side of the rotating cylinder 606 through a coupling, and the tooling rod 601 is L-shaped.

[0040] Reference Figure 1 , Figure 7 , Figure 8 and Fig. 9 A mixing module 7 is provided on the console 5, and the mixing module 7 includes a mounting frame 701, a mounting opening is provided on the mounting frame 701, a mixing cylinder 702 is fixedly connected inside the mounting opening, a sealing cover plate 703 is movably connected to the mixing cylinder 702, a circular hole seven is provided on the side of the sealing cover plate 703, and a hollow rotating tube 708 is connected inside the circular hole seven through a bearing.

[0041] Reference Figure 1 , Figure 7 , Figure 8 and Fig. 9 , the outside of the hollow rotating tube 708 is fixedly connected to a rotating support rod 709, and two circular holes eight are provided on the rotating support rod 709, the insides of the two circular holes eight are connected to rotating shafts four 713 through bearings, the outsides of the two rotating shafts four 713 are fixedly connected to linkage gears 714, the inside of the mixing barrel 702 is fixedly connected to a limited circular gear frame 710, the tooth block end of the limited circular gear frame 710 is meshed with the linkage gear 714, and a circular hole nine is provided on the rotating support rod 709, the inside of the circular hole nine is connected to a stirring cylinder 711 through a bearing, the stirring cylinder 711 and one side of one of the rotating shafts four 713 are fixedly connected with a pulley one, the outsides of the two pulleys one are slidably connected with the same belt two 712, the outside of the stirring cylinder 711 is fixedly connected to two support plates 715, and the opposite sides of the two support plates 715 are fixedly connected with stirring rods 716 at equal distances.

[0042] Reference Figure 1 , Figure 7 , Figure 8 and Fig. 9A slideway is provided on the rotating support rod 709, and a hollow slide frame 717 is slidably connected inside the slideway. A connecting hole is provided on one side of the hollow slide frame 717 and the outside of the hollow rotating tube 708. The inside of the two connecting holes is fixedly connected with the same metal telescopic tube 720. A circular hole ten is provided on the side of the hollow slide frame 717 facing the sealing cover plate 703. The inside of the circular hole ten is connected with a rotating shaft five 718 through a bearing. A deflection cam 721 is fixedly connected to one side of one rotating shaft four 713. A circular hole eleven is provided on the side of the deflection cam 721. An eccentric shaft 722 is connected to the inside of the circular hole eleven through a bearing. The eccentric shaft 722 is movably connected to the outside of the rotating shaft five 718 by the same linkage push-pull rod 723. A hollow inflation rod 719 is fixedly connected to the side of the hollow slide frame 717 facing the inside of the mixing cylinder 702.

[0043] Reference Figure 1 , Figure 7 , Figure 8 and Fig. 9 A universal motor 704 is fixedly connected to the upper side of the sealing cover plate 703, and the driving end of the universal motor 704 and the outside of the hollow rotating tube 708 are fixedly connected with pulley 2, and the outsides of the two pulleys 2 are slidably connected with the same belt 1 707. A U-shaped limiting plate 705 is bolted to the upper side of the sealing cover plate 703, and a limiting hole is provided on one side of the U-shaped limiting plate 705. An air hose 706 is fixedly connected to the inside of the limiting hole, and one end of the air hose 706 is movably connected to the inside of the hollow rotating tube 708.

[0044] Specifically, the stirring cylinder 711 drives the stirring rod 716 to stir the injection molding material, the hollow inflation rod 719 bulges the gas to contact the injection molding material, and the deflection cam 721 drives the linkage push-pull rod 723 to make the hollow slide frame 717 move back and forth horizontally in the slideway of the rotating support rod 709, so that the injection molding material and the gas are evenly contacted and evenly mixed.

[0045] In a specific application scenario, when gas is blown into the injection molding material to form a sol, the gas is blown into the hollow rotating tube 708 through the air blowing hose 706, and then enters the hollow sliding frame 717 through the metal telescopic tube 720, and the gas is blown out through the hollow air blowing rod 719 to contact the injection molding material, and at the same time, the universal motor 704 is started, and the belt 1 707 is driven by the universal motor 704 to make the hollow rotating tube 708 drive the rotating support rod 709 to rotate horizontally, and at the same time, the linkage gear 714 rotates under the limit of the limit spherical gear frame 710, so that the deflection cam 721 drives the linkage push-pull rod 723 to make the hollow sliding frame 717 move back and forth horizontally in the slideway of the rotating support rod 709, and at the same time, another linkage gear 714 drives the belt 2 712 so that the stirring cylinder 711 drives the stirring rod 716 to stir the injection molding material, and through the mixing module 7, the gas and the injection molding material are mixed more evenly when forming a sol, thereby improving the quality of the workpiece after molding.

[0046] It should be noted that the tooth block end of the limiting circular tooth frame 710 is meshed with the linkage gear 714, the outside of the stirring cylinder 711 and one of the rotating shafts 4 713 are both provided with a pulley 1, the outsides of the two pulleys 1 are slidably connected with the same belt 2 712, the driving end of the universal motor 704 and the outside of the hollow rotating tube 708 are both provided with a pulley 2, and the outsides of the two pulleys 2 are slidably connected with the same belt 1 707.

[0047] Reference Figure 1 and Fig.10 A cooling port is provided on one side of the transparent observation window 3, and a hollow mounting frame 11 is fixedly connected to the inside of the cooling port. Cooling holes are provided at equal distances on the side of the hollow mounting frame 11 facing the working chamber 4. Metal regulating pipes 12 are fixedly connected to the inside of the multiple cooling holes, and cooling nozzles 13 are fixedly connected to one end of the multiple metal regulating pipes 12. A cooling pump 9 is fixedly connected to one side of the transparent observation window 3, and the cooling end of the cooling pump 9 is connected to the inside of the hollow mounting frame 11 through an air blower pipe 10.

[0048] In a specific application scenario, after the workpiece is formed, the cooling pump 9 is started, and cold air is blown into the hollow mounting frame 11 through the air blowing pipe 10, and then the cold air is sprayed out through the cooling nozzle 13 on the metal regulating pipe 12 to cool the formed workpiece. The spray angle of the cold air can be adjusted through the metal regulating pipe 12.

[0049] Working principle: When the gas is blown into the injection molding material to form a sol, the gas is blown into the hollow rotating tube 708 through the air blowing hose 706, and then enters the hollow sliding frame 717 through the metal telescopic tube 720, and the gas is blown out through the hollow air blowing rod 719 to contact the injection molding material, and at the same time, the universal motor 704 is started, and the belt 1 707 is driven by the universal motor 704 to make the hollow rotating tube 708 drive the rotating support rod 709 to rotate horizontally, and at the same time, the linkage gear 714 is in the limit scallop frame 710 rotates under the limit, so that the deflection cam 721 drives the linkage push-pull rod 723 to make the hollow slide frame 717 move back and forth horizontally in the slideway of the rotating support rod 709, and at the same time, another linkage gear 714 drives the belt 2 712 to make the stirring cylinder 711 drive the stirring rod 716 to stir the injection molding material, and then when the placed mold is injected through the injection molding machine body 8, the drive motor 620 is started at this time, and the rotating cylinder 606 is driven to rotate by the drive motor 620. When the circular plate 607 is pushed, it is eccentrically arranged, so that the rotating cylinder 606 drives the circular plate 607 to rotate, and the square limit frame 605 is driven by the circular plate 607 to make the lifting slide block 603 rise and fall in the vertical track 602. While the circular plate 607 is rotating, it moves in a circle through the linkage rod 609, so that the push rod 611 drives the rocking rod 615 to rock back and forth, so that one end of the rocking rod 615 drives the reciprocating push-pull rod 618 to make the horizontal slide seat 621 slide back and forth in the transverse track 604, so that when the mold is injected, the mold is in a state of shaking up and down and left and right, so as to avoid the injection molding material entering the mold to produce precipitation and affect the effect of micro-foaming, thereby improving the quality of the final molded workpiece. After the workpiece is formed, the cooling pump 9 is started, and the cold air is blown into the hollow mounting frame 11 through the air blowing pipe 10, and then the cold air is sprayed out through the cooling nozzle 13 on the metal regulating pipe 12 to cool the molded workpiece, and the spraying angle of the cold air can be adjusted by the metal regulating pipe 12.

[0050] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A micro-foam injection mold for producing automobile engine decorative covers, characterized in that: The tool base (1) comprises a tooling base (1), a working chamber (4) is arranged above the tooling base (1), and a shaking module (6) is arranged inside the working chamber (4), the shaking module (6) comprises two tooling rods (601), and opposite sides of the two tooling rods (601) are fixedly connected to the same vertical track (602), and the vertical track (602) is slidably connected to a lifting slider (603), a side of the lifting slider (603) away from the tooling base (1) is fixedly connected to a transverse track (604), and the transverse track (604) is slidably connected to a horizontal slide seat (621), a lower mold (622) is installed above the horizontal slide seat (621), and the lower mold (622) is movably connected to an upper mold (6 24), both sides of the upper mold (624) and the lower mold (622) are connected with a plurality of fixed blocks (623) by bolts, and the sides of the plurality of fixed blocks (623) are provided with limited sliding holes, and the limited sliding holes of the plurality of fixed blocks (623) on the lower mold (622) are fixedly connected to the limited round rods (626), and the opposite sides of the two fixed blocks (623) opposite to each other are fixedly connected with the same telescopic spring (625), and the telescopic spring (625) is located outside the limited round rod (626), and the side of the horizontal slide seat (621) is connected with a mounting block (617) by bolts, and both sides of the mounting block (617) are provided with round holes one, and the two round holes one are movably connected with the same reciprocating push-pull rod (618) inside. , a mounting plate (613) is fixedly connected to the side of one of the tooling rods (601), a circular hole 2 is opened on the side of the mounting plate (613), a rotating shaft 3 (614) is connected to the inside of the circular hole 2 via a bearing, a rocking rod (615) is fixedly connected to the outside of the rotating shaft 3 (614), a circular hole 3 is opened on the side of the rocking rod (615) and the reciprocating push-pull rod (618), a linkage cylinder (616) is connected to the inside of the two circular holes 3 via a bearing, a guide seat (619) is connected to the working bin (4) via bolts, and a circular hole 4 is opened on the side of the guide seat (619), a rotating cylinder (606) is connected to the inside of the circular hole 4 via a bearing, and a pushing circular plate (607) is fixedly connected to the outside of the rotating cylinder (606), and a lifting and lowering device (601) is provided. A square limit frame (605) is fixedly connected to one side of the slider (603) facing the tooling base (1), a push circular plate (607) is located in the square limit frame (605), a fixed shaft (608) is fixedly connected to the side of the push circular plate (607), a linkage rod (609) is fixedly connected to the outside of the fixed shaft (608), a circular hole five is opened on the side of the linkage rod (609), a rotating shaft (610) is connected to the inside of the circular hole five via a bearing, a circular hole six is ​​opened on the side of the rocking arm (615), a rotating shaft two (612) is connected to the inside of the circular hole six via a bearing, the rotating shaft two (612) and the rotating shaft (610) are movably connected to the outside via the same push rod (611), and a driving motor (620) is fixedly connected to the side of the working chamber (4).The driving end of the driving motor (620) is connected to one side of the rotating cylinder (606) through a coupling.

2. A micro-foam injection mold for producing an automobile engine decorative cover according to claim 1, characterized in that: The upper side of the tool base (1) is connected to a tool support plate (2) via bolts, and a transparent observation window (3) is provided on both sides of the tool support plate (2), and a control console (5) and an injection molding machine body (8) are respectively provided on the working chamber (4).

3. The micro-foam injection mold for producing an automobile engine decorative cover according to claim 2, characterized in that: The console (5) is provided with a mixing module (7), and the mixing module (7) comprises a mounting frame (701), the mounting frame (701) is provided with a mounting opening, a mixing cylinder (702) is fixedly connected to the interior of the mounting opening, a sealing cover plate (703) is movably connected to the mixing cylinder (702), a circular hole (7) is provided on the side of the sealing cover plate (703), and a hollow rotating tube (708) is connected to the interior of the circular hole (7) via a bearing.

4. The micro-foam injection mold for producing an automobile engine decorative cover according to claim 3, characterized in that: The hollow rotating tube (708) is fixedly connected to a rotating support rod (709) on the outside, and the rotating support rod (709) is provided with two circular holes (eight), the insides of the two circular holes (eight) are connected to rotating shafts (713) via bearings, and the outsides of the two rotating shafts (713) are fixedly connected to linkage gears (714), the inside of the mixing cylinder (702) is fixedly connected to a limited spherical gear frame (710), and the tooth block end of the limited spherical gear frame (710) is meshed with the linkage gear (714), and the rotating support rod (709) is provided with a circular hole (nine), the inside of the circular hole (nine) is connected to a stirring cylinder (711) via a bearing, and the stirring cylinder (711) and one side of one of the rotating shafts (713) are fixedly connected to a pulley (1), and the outsides of the two pulleys (1) are slidably connected to the same belt (2) (712), and the outside of the stirring cylinder (711) is fixedly connected to two support plates (715), and stirring rods (716) are fixedly connected to opposite sides of the two support plates (715) at equal distances.

5. The micro-foam injection mold for producing automobile engine decorative cover according to claim 4, characterized in that: The rotating support rod (709) is provided with a slideway, and the interior of the slideway is slidably connected to a hollow slide frame (717), one side of the hollow slide frame (717) and the exterior of the hollow rotating tube (708) are provided with connecting holes, and the interiors of the two connecting holes are fixedly connected to the same metal telescopic tube (720), a circular hole 10 is provided on the side of the hollow slide frame (717) facing the sealing cover plate (703), and the interior of the circular hole 10 is connected to a rotating shaft 5 (718) via a bearing, one side of one rotating shaft 4 (713) is fixedly connected to a deflection cam (721), a circular hole 11 is provided on the side of the deflection cam (721), and the interior of the circular hole 11 is connected to an eccentric shaft (722) via a bearing, and the eccentric shaft (722) and the exterior of the rotating shaft 5 (718) are movably connected to the same linkage push-pull rod (723), and a hollow inflation rod (719) is fixedly connected to the side of the hollow slide frame (717) facing the interior of the mixing barrel (702).

6. The micro-foam injection mold for producing automobile engine decorative covers according to claim 5, characterized in that: The upper side of the sealing cover plate (703) is fixedly connected to a universal motor (704), and the driving end of the universal motor (704) and the outside of the hollow rotating tube (708) are fixedly connected to pulley 2, and the outsides of the two pulleys 2 are slidably connected to the same belt 1 (707). The upper side of the sealing cover plate (703) is connected to a U-shaped limit plate (705) by bolts, and a limit hole is provided on one side of the U-shaped limit plate (705). An air hose (706) is fixedly connected to the inside of the limit hole, and one end of the air hose (706) is movably connected to the inside of the hollow rotating tube (708).

7. A micro-foam injection mold for producing an automobile engine decorative cover according to claim 6, characterized in that: A cooling port is provided on one side of the transparent observation window (3), and a hollow mounting frame (11) is fixedly connected to the interior of the cooling port; cooling holes are provided at equal distances on a side of the hollow mounting frame (11) facing the working chamber (4); a plurality of cooling holes are fixedly connected to the interior of each of the plurality of cooling holes; one end of each of the plurality of metal regulating pipes (12) is fixedly connected to a cooling nozzle (13); a cooling pump (9) is fixedly connected to one side of the transparent observation window (3); and a cooling end of the cooling pump (9) is connected to the interior of the hollow mounting frame (11) via an air blowing pipe (10).

Images