Injection molding machine for fairing main body

Abstract

The utility model relates to the technical field of injection molding machines, in particular to an injection molding machine for a fairing main body, which improves the injection molding quality, ensures the uniformity of the wall thickness of a fairing, improves the cooling efficiency and improves the processing efficiency. Comprising a base, a plurality of stand columns, a lower mold, an upper mold and an injection molding machine body, the stand columns are fixedly connected to the four corners of the top of the base respectively, the lower mold is installed among the stand columns, the upper mold is installed above the lower mold through a lifting assembly, and the injection molding machine body is installed above the stand columns; the output end of the injection molding machine body is connected with the injection molding assembly; a cooling assembly is mounted on the lower mold.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding machines, in particular to an injection molding machine for a shroud main body. Background Art

[0002] A deflector is an air deflector installed on the top of the cab of a truck or tractor. Its main function is to effectively reduce air resistance and fuel consumption when the truck is traveling at high speed. The deflector is processed by an injection molding machine during production. Prior art publication number CN218593522U proposes an intelligent toy production injection molding machine, which includes an equipment box, a moving assembly is provided on the top of the equipment box, and the moving assembly includes a motor, a first gear, a second gear, a first screw, a gear rod, a third gear, a second screw, a slide plate and a screw groove. The intelligent toy production injection molding machine is provided with a bottom mold, a cleaning assembly, a hydraulic rod, a scraper, a mold cavity, a connecting spring, a support rod, a top mold, an injection molding tube and an injection molding machine body. By starting the hydraulic rod, the hydraulic rod can push the scraper at the bottom of the mold cavity to move, so that the scraper can push the toy model in the mold cavity to be demolded. In addition, the support rod pushed by the connecting spring can facilitate the detachment of the top mold. However, the single injection hole easily leads to uneven wall thickness of the air guide cover after molding, affecting the product quality of the air guide cover, and the cooling efficiency is low, which affects the processing efficiency. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a shroud body injection molding machine which improves injection molding quality, ensures uniformity of shroud wall thickness, improves cooling efficiency, and improves processing efficiency.

[0004] The utility model discloses an injection molding machine for an air deflector main body, comprising a base, a plurality of columns, a lower mold, an upper mold and an injection molding machine main body, wherein the four corners of the top of the base are fixedly connected to the columns respectively, the lower mold is installed between the plurality of columns, the upper mold is installed above the lower mold through a lifting assembly, the injection molding machine main body is installed above the columns, the upper mold is installed with an injection molding assembly, the output end of the injection molding machine main body is connected with the injection molding assembly, and the lower mold is installed with a cooling assembly; the upper mold is driven downward by the lifting assembly to close the mold with the lower mold to form a mold cavity, the injection molding machine main body is started, and the raw material is injected into the mold cavity by relying on the injection molding assembly to ensure the uniformity of the wall thickness of the air deflector; at this time, after the injection molding is completed, the mold cavity inside the lower mold is cooled by the cooling assembly to take away the heat and improve the working efficiency.

[0005] Preferably, the lifting assembly includes a driving motor, a dual-output transmission, two transmission shafts, two transmissions, two rotating shafts, two movable plates and a lifting platform, the driving motor is fixedly mounted in the middle of the top end of the base, the input end of the driving motor is connected to the output end of the dual-output transmission, the left and right ends of the driving motor are connected to the transmission shaft, the output end of the transmission shaft is connected to the output end of the transmission, the two transmissions are mounted on the left and right ends of the top of the base and are located between the two columns, the output end of the transmission is connected to the rotating shaft, the upper part of the rotating shaft is provided with a threaded groove, the movable plate is screwed on the outer wall of the rotating shaft, a lifting platform is fixedly mounted between the two movable plates, and the upper mold is mounted at the bottom of the lifting platform; starting the dual-output transmission drives the transmission shaft to rotate through the driving motor, and the transmission shaft drives the rotating shaft to rotate through the transmission, thereby driving the movable plate to move, so that the lifting platform drives the upper mold to move, and closes the mold with the lower mold to form a mold cavity, which is conducive to improving work efficiency.

[0006] Preferably, the injection molding assembly includes a top plate, an annular tube, multiple injection molding tubes and a telescopic tube. The top plate is fixedly installed on the top of the column, the injection molding machine body is installed on the top of the top plate, the output end of the injection molding machine body is connected to the telescopic tube, the telescopic tube passes through the top of the top plate and is connected to the annular tube, the bottom of the annular tube is connected to multiple injection molding tubes, and multiple injection molding channels are evenly opened inside the lifting platform and the upper mold, and the output end of the injection molding tube is connected to the injection molding channel; after the mold is closed, the injection molding machine body is started, and the raw materials are injected into the mold cavity through the multiple injection molding tubes and injection molding channels by relying on the telescopic tube and the annular tube. The multiple injection molding channels can improve the injection molding efficiency and ensure the uniformity of the wall thickness of the air duct.

[0007] Preferably, positioning cylinders are fixedly installed at the four corners of the bottom of the lifting platform, and a shock-absorbing spring is installed inside the positioning cylinder. The bottom of the shock-absorbing spring is connected to a buffer column, and the upper part of the buffer column is slidably installed on the inner wall of the positioning cylinder. A positioning hole is opened at the top of the lower mold corresponding to the positioning cylinder; when the lifting platform moves downward to close the mold, the positioning cylinder drives the buffer column to enter the positioning hole, and the buffer column pushes the shock-absorbing spring to move and contract in the positioning cylinder, thereby reducing the instantaneous impact between the lower mold and the lifting platform, and avoiding damage to the lower mold and the upper mold.

[0008] Preferably, the cooling assembly includes a circulating water pump and an input pipe, spiral cooling channels are evenly opened inside the lower mold, the circulating water pump is installed on the top of the base, the output end of the circulating water pump is connected to the input pipe, the output end of the input pipe is connected to the input end of the spiral cooling channel, and the output end of the spiral cooling channel is provided with a reflux pipe; after the injection molding is completed, the circulating water pump is started to extract cooling water, and the cooling water is input into the spiral cooling channel through the input pipe to cool the mold cavity inside the lower mold, take away heat, and improve work efficiency.

[0009] Preferably, a plurality of heat dissipation fins are evenly installed on the outer wall of the lower mold; the heat dissipation area of ​​the lower mold is increased by the heat dissipation fins, thereby improving the heat dissipation efficiency of the lower mold.

[0010] Preferably, a guide groove is provided on the outer wall of the opposite ends of the two columns on the left and right sides of the base, and guide sliders are fixedly installed at the front and rear ends of the movable plate, and the guide sliders are slidably installed in the guide grooves; when the movable plate moves, it drives the guide sliders to move in the guide grooves, guides and limits the movable plate, improves stability, and ensures the accuracy of mold closing.

[0011] Compared with the prior art, the beneficial effects of the present invention are: the upper mold is driven downward by the lifting component to close the mold with the lower mold to form a mold cavity, the injection molding machine body is started, and the raw material is injected into the mold cavity by relying on the injection molding component to ensure the uniformity of the wall thickness of the air duct. At this time, after the injection is completed, the mold cavity inside the lower mold is cooled by the cooling component to take away the heat and improve work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural diagram of the utility model;

[0013] Figure 2 This is an axonometric structural diagram of the utility model;

[0014] Figure 3 It is a schematic diagram of the three-dimensional structure of the utility model;

[0015] Figure 4 It is a schematic diagram of the upper cross-sectional structure of the utility model;

[0016] Figure 5 It is a partial cross-sectional structural schematic diagram of the utility model;

[0017] Markings in the accompanying drawings: 1. Base; 2. Column; 3. Lower mold; 4. Upper mold; 5. Drive motor; 6. Dual-output transmission; 7. Drive shaft; 8. Transmission; 9. Rotating shaft; 10. Moving plate; 11. Lifting platform; 12. Top plate; 13. Injection molding machine body; 14. Annular tube; 15. Injection molding tube; 16. Guide slider; 17. Positioning cylinder; 18. Shock-absorbing spring; 19. Buffer column; 20. Circulating water pump; 21. Inlet pipe; 22. Heat dissipation fin; 23. Telescopic tube. DETAILED DESCRIPTION

[0018] To facilitate understanding of the present invention, a more comprehensive description of the present invention will be provided below with reference to the accompanying drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and comprehensive understanding of the present invention. Example 1

[0019] like Figure 1 、 Figure 3 、 Figure 4 and Figure 5As shown, the four corners of the top of the base 1 are fixedly connected to the columns 2, the lower mold 3 is installed between the multiple columns 2, the drive motor 5 is fixedly installed in the middle of the top of the base 1, the input end of the drive motor 5 is connected to the output end of the dual-output transmission 6, the left and right ends of the drive motor 5 are connected to the transmission shaft 7, the output end of the transmission shaft 7 is connected to the output end of the transmission 8, the two transmissions 8 are installed on the left and right ends of the top of the base 1 and are located between the two columns 2, the output end of the transmission 8 is connected to the rotating shaft 9, the upper part of the rotating shaft 9 is provided with a threaded groove, the movable plate 10 is screwed on the outer wall of the rotating shaft 9, and a lifting platform 11 is fixedly installed between the two movable plates 10. The upper mold 4 is installed At the bottom of the lifting platform 11, the top plate 12 is fixedly mounted on the top of the column 2, the injection molding machine body 13 is mounted on the top of the top plate 12, the output end of the injection molding machine body 13 is connected to the telescopic tube 23, the telescopic tube 23 passes through the top of the top plate 12 and is connected to the annular tube 14, the bottom of the annular tube 14 is connected to a plurality of injection molding tubes 15, the lifting platform 11 and the upper mold 4 are evenly provided with a plurality of injection molding channels, the output end of the injection molding tube 15 is connected to the injection molding channel, the outer wall of the two columns 2 on the left and right sides of the base 1 is provided with a guide groove, the front and rear ends of the movable plate 10 are fixedly mounted with guide sliders 16, and the guide sliders 16 are slidably installed in the guide grooves;

[0020] Start the dual-output transmission 6 to drive the transmission shaft 7 to rotate through the drive motor 5, and the transmission shaft 7 drives the rotating shaft 9 to rotate through the transmission 8, thereby driving the movable plate 10 to move, so that the lifting platform 11 drives the upper mold 4 to move, and closes the mold with the lower mold 3 to form a mold cavity, which is conducive to improving work efficiency. After the mold closing is completed, start the injection molding machine body 13, and rely on the telescopic tube 23 and the annular tube 14 to inject the raw material into the mold cavity through multiple injection tubes 15 and injection channels. The multiple injection channels can improve the injection efficiency and ensure the uniformity of the wall thickness of the air guide cover. When the movable plate 10 moves, it drives the guide slider 16 to move in the guide slot, guides and limits the movable plate 10, improves stability, and ensures the accuracy of mold closing. Example 2

[0021] like Figure 2 and Figure 5 As shown, on the basis of Example 1, positioning cylinders 17 are fixedly installed at the four corners of the bottom of the lifting platform 11, and a shock-absorbing spring 18 is installed inside the positioning cylinder 17. The bottom of the shock-absorbing spring 18 is connected to a buffer column 19, and the upper part of the buffer column 19 is slidably installed on the inner wall of the positioning cylinder 17. A positioning hole is provided at the top of the lower mold 3 corresponding to the positioning cylinder 17, and spiral cooling channels are evenly provided inside the lower mold 3. A circulating water pump 20 is installed on the top of the base 1, and the output end of the circulating water pump 20 is connected to an input pipe 21. The output end of the input pipe 21 is connected to the input end of the spiral cooling channel. A reflux pipe is provided at the output end of the spiral cooling channel, and a plurality of heat dissipation fins 22 are evenly installed on the outer wall of the lower mold 3;

[0022] When the lifting platform 11 moves downward to close the mold, the positioning cylinder 17 drives the buffer column 19 to enter the positioning hole. The buffer column 19 pushes the shock-absorbing spring 18 to move and contract in the positioning cylinder 17, reducing the instantaneous impact between the lower mold 3 and the lifting platform 11, and avoiding damage to the lower mold 3 and the upper mold 4. After the injection molding is completed, the circulating water pump 20 is started to extract cooling water, which is input into the spiral cooling channel through the input pipe 21 to cool the mold cavity inside the lower mold 3, take away heat, and improve work efficiency. The heat dissipation area of ​​the lower mold 3 is increased through the heat dissipation fins 22, thereby improving the heat dissipation efficiency of the lower mold 3.

[0023] like Figures 1 to 5 As shown, a deflector main body injection molding machine of the present invention, when working, starts the dual-output transmission 6 to drive the transmission shaft 7 to rotate through the driving motor 5, and the transmission shaft 7 drives the rotating shaft 9 to rotate through the transmission 8, thereby driving the movable plate 10 to move, so that the lifting platform 11 drives the upper mold 4 to move and close the mold with the lower mold 3 to form a mold cavity. When the movable plate 10 moves, it drives the guide slider 16 to move in the guide slide groove to guide and limit the movable plate 10. When the lifting platform 11 moves downward to close the mold, the positioning cylinder 17 drives the buffer column 19 to enter the positioning hole. The buffer column 19 pushes the shock-absorbing spring 18 to move and contract in the positioning cylinder 17 to reduce the instantaneous impact between the lower mold 3 and the lifting platform 11. After the mold closing is completed, the injection molding machine body 13 is started, and the raw material is injected into the mold cavity through multiple injection tubes 15 and the injection channel by relying on the telescopic tube 23 and the annular tube 14. After the injection is completed, the circulating water pump 20 is started to extract cooling water, and the water is input into the spiral cooling channel through the input pipe 21 to cool the mold cavity inside the lower mold 3.

[0024] The drive motor 5, dual-output transmission 6, transmission 8, injection molding machine body 13 and circulating water pump 20 of the air deflector body injection molding machine of the utility model are purchased on the market. Technical personnel in this industry only need to install and operate them according to the accompanying instruction manual, without the need for technical personnel in this field to make creative labor.

[0025] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A shroud main body injection molding machine, characterized in that: The invention comprises a base (1), a plurality of columns (2), a lower mold (3), an upper mold (4) and an injection molding machine body (13), wherein the four corners of the top of the base (1) are fixedly connected to the columns (2), the lower mold (3) is installed between the plurality of columns (2), the upper mold (4) is installed above the lower mold (3) through a lifting assembly, the injection molding machine body (13) is installed above the columns (2), an injection molding assembly is installed on the upper mold (4), an output end of the injection molding machine body (13) is connected to the injection molding assembly, and a cooling assembly is installed on the lower mold (3).

2. The air duct main body injection molding machine according to claim 1, characterized in that: The lifting assembly comprises a driving motor (5), a dual-output transmission (6), two transmission shafts (7), two transmissions (8), two rotating shafts (9), two movable plates (10) and a lifting platform (11). The driving motor (5) is fixedly mounted on the middle of the top of the base (1). The input end of the driving motor (5) is connected to the output end of the dual-output transmission (6). The left and right ends of the driving motor (5) are connected to the driving shaft (7). The output end of the driving shaft (7) is connected to the output end of the transmission (8). The two transmissions (8) are mounted on the left and right ends of the top of the base (1) and are located between the two columns (2). The output end of the transmission (8) is connected to the rotating shaft (9). The upper part of the rotating shaft (9) is provided with a threaded groove. The movable plate (10) is screwed on the outer wall of the rotating shaft (9). The lifting platform (11) is fixedly mounted between the two movable plates (10). The upper mold (4) is mounted on the bottom of the lifting platform (11).

3. The air duct main body injection molding machine according to claim 2, characterized in that: The injection molding assembly includes a top plate (12), an annular tube (14), a plurality of injection molding tubes (15) and a telescopic tube (23), wherein the top plate (12) is fixedly mounted on the top of the column (2), the injection molding machine body (13) is mounted on the top of the top plate (12), the output end of the injection molding machine body (13) is connected to the telescopic tube (23), the telescopic tube (23) passes through the top of the top plate (12) and is connected to the annular tube (14), the bottom of the annular tube (14) is connected to the plurality of injection molding tubes (15), the lifting platform (11) and the upper mold (4) are evenly provided with a plurality of injection molding channels, and the output end of the injection molding tube (15) is connected to the injection molding channel.

4. The air duct main body injection molding machine according to claim 2, characterized in that: Positioning cylinders (17) are fixedly installed at the four corners of the bottom of the lifting platform (11), and a shock-absorbing spring (18) is installed inside the positioning cylinder (17). The bottom of the shock-absorbing spring (18) is connected to a buffer column (19), and the upper part of the buffer column (19) is slidably installed on the inner wall of the positioning cylinder (17). A positioning hole is opened at the top of the lower mold (3) corresponding to the positioning cylinder (17).

5. The air duct main body injection molding machine according to claim 1, characterized in that: The cooling assembly includes a circulating water pump (20) and an input pipe (21), a spiral cooling channel is evenly opened inside the lower mold (3), the circulating water pump (20) is installed on the top of the base (1), the output end of the circulating water pump (20) is connected to the input pipe (21), the output end of the input pipe (21) is connected to the input end of the spiral cooling channel, and the output end of the spiral cooling channel is provided with a return pipe.

6. The air duct main body injection molding machine according to claim 1, characterized in that: A plurality of heat dissipation fins (22) are evenly mounted on the outer wall of the lower mold (3).

7. The air duct main body injection molding machine according to claim 2, characterized in that: A guide slot is provided on the outer wall of the opposite ends of the two uprights (2) on the left and right sides of the base (1). Guide sliders (16) are fixedly installed at the front and rear ends of the movable plate (10), and the guide sliders (16) are slidably installed in the guide slot.

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