Street lamp shell die-casting die

Abstract

The utility model relates to the technical field of street lamp shell production, and discloses a street lamp shell die-casting die which comprises a die-casting machining frame body, a lower die-casting die body and an upper die-casting die body, the lower die-casting die body is fixedly installed at the bottom of the inner wall of the die-casting machining frame body, and the top of the lower die-casting die body is detachably connected with the upper die-casting die body. A heat recovery cooling mechanism is arranged on the die-casting machining frame and comprises a water storage barrel and an air suction cover, and the water storage barrel is fixedly installed on the left side of the die-casting machining frame. By means of the design of the water storage barrel, cold water can be stored, air can be absorbed through work of the suction fan to cool the lower die-casting die and the upper die-casting die, the forming speed of a street lamp shell is increased, hot air exhausted by the suction fan can flow through inner cavities of the heat exchange main pipe and the branch pipes, and the heat exchange main pipe and the branch pipes are heated. The function of heating water in the water storage barrel is achieved, hot water can be used in workshops and other places, and energy waste is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of street lamp shell production, and specifically relates to a street lamp shell die-casting mold. Background Art

[0002] Die casting is a metal casting process characterized by the use of high pressure on the molten metal in the mold cavity. The mold is usually made of a stronger alloy, and the process is somewhat similar to injection molding. Most die castings are iron-free, such as zinc, copper, aluminum, magnesium, lead, tin, lead-tin alloys and their alloys. Depending on the type of die casting, a cold chamber die casting machine or a hot chamber die casting machine is required. Die casting molds are used in the production process of street lamp housings.

[0003] A Chinese patent discloses a die-casting mold for a projector housing, with the publication number CN215587824U. The technical solution disclosed in the patent document is as follows: it includes a base, a lower pad, a lower mounting seat, a shock-absorbing seat, a lower mold seat, a cooling pipe, an upper support plate, an upper pad, an upper mounting seat and an upper mold seat, the lower pad is fixedly mounted on the base, the lower mounting seat is mounted on the upper surface of the lower pad, an embedding groove is opened in the lower mounting seat, and the shock-absorbing seat is embedded in the embedding groove.

[0004] In order to solve the problem of low cooling efficiency of the existing structure, the existing technology adopts the method of designing cooling pipes, drain valves, water inlet valves and other structural combinations to deal with it. However, there is still a situation where heat cannot be recovered. The heat absorbed by the cooling of the structure will be directly dissipated through the water body and cannot be recovered, which leads to a large amount of energy waste. Utility Model Content

[0005] The utility model aims to provide a street lamp housing die casting mold to solve the problem that heat cannot be recovered in the prior art.

[0006] The utility model provides the following technical scheme: a street lamp housing die-casting mold, comprising a die-casting processing frame, a lower die-casting mold and an upper die-casting mold, the lower die-casting mold is fixedly installed at the bottom of the inner wall of the die-casting processing frame, the top of the lower die-casting mold is detachably connected to the upper die-casting mold, the die-casting processing frame is provided with a heat recovery cooling mechanism, the heat recovery cooling mechanism comprises a water storage cylinder and an air suction hood, the water storage cylinder is fixedly installed on the left side of the die-casting processing frame, the bottom of the inner wall of the water storage cylinder is fixedly connected to a heat exchange main pipe, the middle part of the heat exchange main pipe is fixedly connected to a branch pipe, the inner wall of the heat exchange main pipe is rotatably connected to a driving impeller, a lifting rod is fixedly installed at the center of the top of the driving impeller, a connecting bent rod is fixedly installed on the outer wall of the lifting rod, the bottom of the connecting bent rod is fixedly connected to a stirring paddle, the air suction hood is fixedly connected to the back side of the die-casting processing frame, and the back side of the air suction hood is fixedly connected to a suction fan.

[0007] As a preferred embodiment of the above technical solution, a hydraulic cylinder is fixedly installed on the top of the die-casting processing frame, the telescopic end of the hydraulic cylinder extends into the inner cavity of the die-casting processing frame and is fixedly connected to the top of the upper die-casting mold, and a stabilizing slide rod is welded to the top of the upper die-casting mold, and the outer wall of the stabilizing slide rod is slidably connected to the inner wall of the die-casting processing frame.

[0008] As a preferred embodiment of the above technical solution, a water changing pipe is fixedly connected to the left side of the water storage cylinder, and a digital thermometer is fixedly installed on the left side of the water storage cylinder.

[0009] As a preferred embodiment of the above technical solution, a heat-insulating air supply pipe is fixedly connected to the back of the suction fan, and one end of the heat-insulating air supply pipe away from the suction fan is fixedly connected to the bottom of the water storage cylinder.

[0010] As a preferred embodiment of the above technical solution, the heat recovery cooling mechanism also includes a fixed block, which is fixedly installed on the top of the die-casting processing frame, and a rotating shaft is rotatably connected between two adjacent sides of the fixed blocks. A stepper motor is fixedly installed on the left side of the fixed block on the left, and the output shaft of the stepper motor is fixedly connected to the left end of the rotating shaft.

[0011] As a preferred embodiment of the above technical solution, a closed door panel is fixedly installed on the bottom of the rotating shaft, the back of the closed door panel is movably connected to the front of the die-cast processing frame, a transparent plate is fixedly installed on the inner wall of the closed door panel, and an air inlet hole is opened on the front of the closed door panel.

[0012] As a preferred embodiment of the above technical solution, a raised frame is fixedly installed on the front of the closed door panel, a plug-in frame is movably sleeved on the outer wall of the raised frame, and an air filter cover is fixedly installed on the front of the plug-in frame.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model can store cold water through the design of a water storage cylinder, and can absorb air to cool the lower die-casting mold and the upper die-casting mold through the operation of the suction fan, thereby improving the molding rate of the street lamp shell. The hot air exhausted by the suction fan will flow through the inner cavity of the heat exchange main pipe and the branch pipe, thereby realizing the function of heating the water body inside the water storage cylinder. This hot water can be used in places such as workshops, thereby reducing energy waste. The flowing air inside the water storage cylinder can drive the impeller to rotate, and the transmission of the lifting rod and the connecting bent rod can drive the stirring paddle to rotate, thereby stirring the water body inside the water storage cylinder and improving the heat recovery effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the internal structure of the die-casting frame of the utility model;

[0017] Figure 3 This is a schematic diagram of the back structure of the die-casting frame of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the closed door panel of the utility model;

[0019] Figure 5 This is a schematic diagram of the internal structure of the water storage cylinder of the utility model;

[0020] Figure 6 for Figure 5 Enlarged view of structure A in FIG.

[0021] In the figure: 1. die-casting processing frame; 11. hydraulic cylinder; 12. stabilizing slide bar; 13. lower die-casting mold; 14. upper die-casting mold; 2. heat recovery cooling mechanism; 21. fixing block; 22. stepping motor; 23. rotating shaft; 24. closed door panel; 241. transparent plate; 242. air inlet; 243. raised frame; 244. plug-in frame; 245. air filter cover; 25. water storage cylinder; 251. heat exchange main pipe; 252. branch pipe; 253. driving impeller; 254. lifting rod; 255. connecting bent rod; 256. stirring paddle; 257. water exchange pipe; 258. digital thermometer; 26. suction hood; 261. suction fan; 262. heat preservation air supply pipe. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0023] like Figure 1-Figure 6As shown, the utility model provides a technical solution: a street lamp housing die-casting mold, including a die-casting processing frame 1, a lower die-casting mold 13 and an upper die-casting mold 14, the lower die-casting mold 13 is fixedly installed at the bottom of the inner wall of the die-casting processing frame 1, the top of the lower die-casting mold 13 is detachably connected to the upper die-casting mold 14, the die-casting processing frame 1 is provided with a heat recovery cooling mechanism 2, the heat recovery cooling mechanism 2 includes a water storage cylinder 25 and an air suction hood 26, the water storage cylinder 25 is fixedly installed on the left side of the die-casting processing frame 1, the bottom of the inner wall of the water storage cylinder 25 is fixedly connected to a heat exchange main pipe 251, the middle part of the heat exchange main pipe 251 is fixedly connected to a branch pipe 252, the inner wall of the heat exchange main pipe 251 is rotatably connected to a driving impeller 253, a lifting rod 254 is fixedly installed at the center of the top of the driving impeller 253, and a connecting rod 254 is fixedly installed on the outer wall of the lifting rod 254. The bent rod 255 is connected to a stirring paddle 256 at the bottom thereof, and the air suction hood 26 is fixedly connected to the back of the die-casting processing frame 1. The back of the air suction hood 26 is fixedly connected to a suction fan 261. Cold water is added to the water storage cylinder 25 in advance, and the suction fan 261 is controlled to work, so that air can be absorbed to cool the lower die-casting mold 13 and the upper die-casting mold 14, thereby improving the molding rate of the street lamp shell. The hot air discharged by the suction fan 261 will flow through the inner cavity of the heat exchange main pipe 251 and the branch pipe 252, and heat the water inside the water storage cylinder 25 to realize the heat recovery function. The flowing air inside the water storage cylinder 25 can drive the driving impeller 253 to rotate, and the stirring paddle 256 is driven to rotate through the transmission of the lifting rod 254 and the connecting bent rod 255, so as to stir the water inside the water storage cylinder 25, thereby improving the heat recovery effect.

[0024] As an implementation method in this embodiment, Figure 2 , Figure 3 , Figure 5As shown, a hydraulic cylinder 11 is fixedly installed on the top of the die-casting processing frame 1, and the telescopic end of the hydraulic cylinder 11 extends into the inner cavity of the die-casting processing frame 1 and is fixedly connected to the top of the upper die-casting mold 14. A stabilizing slide bar 12 is welded to the top of the upper die-casting mold 14, and the outer wall of the stabilizing slide bar 12 is slidably connected to the inner wall of the die-casting processing frame 1. A water exchange pipe 257 is fixedly connected to the left side of the water storage cylinder 25, and a digital thermometer 258 is fixedly installed on the left side of the water storage cylinder 25. An insulation air supply pipe 262 is fixedly connected to the back of the suction fan 261, and the end of the insulation air supply pipe 262 away from the suction fan 261 is fixedly connected to the bottom of the water storage cylinder 25. Through the design of the insulation air supply pipe 262, the hot air output by the suction fan 261 can be transferred to the heat exchange In the water exchange main pipe 251, the upper water exchange pipe 257 is connected to an external cold water source, and the lower water exchange pipe 257 is connected to an external hot water recovery pipe. The digital thermometer 258 is an existing structure. The temperature measuring probe of the digital thermometer 258 is located inside the water storage cylinder 25. The digital thermometer 258 can monitor the water temperature inside the water storage cylinder 25 and display it. After the user observes that the water temperature is higher than the preset value, the hot water is discharged by opening the lower water exchange pipe 257, and then the cold water is input by opening the upper water exchange pipe 257 to realize the function of water exchange heating, and the hydraulic cylinder 11 is controlled to extend and retract, and the height of the upper die-casting mold 14 can be adjusted to realize the function of mold closing and mold separation. The stabilizing slide bar 12 can improve the stability of the upper die-casting mold 14 when lifting and lowering.

[0025] As an implementation method in this embodiment, Figure 1 , Figure 4As shown, the heat recovery cooling mechanism 2 also includes a fixed block 21, which is fixedly installed on the top of the die-casting processing frame 1, and a rotating shaft 23 is rotatably connected between the adjacent sides of the two fixed blocks 21. A stepper motor 22 is fixedly installed on the left side of the fixed block 21 on the left side, and the output shaft of the stepper motor 22 is fixedly connected to the left end of the rotating shaft 23. A closed door panel 24 is fixedly installed on the bottom of the rotating shaft 23, and the back of the closed door panel 24 is movably connected to the front of the die-casting processing frame 1. A transparent plate 241 is fixedly installed on the inner wall of the closed door panel 24, and an air inlet hole 242 is opened on the front of the closed door panel 24. A raised frame 243 is fixedly installed on the front of the closed door panel 24, and the raised frame A plug-in frame 244 is movably sleeved on the outer wall of 243, and an air filter cover 245 is fixedly installed on the front of the plug-in frame 244. The stepper motor 22 is controlled to work, which can drive the rotating shaft 23 to rotate on the inner side of the fixed block 21, and then drive the closed door panel 24 to rotate, thereby realizing the function of opening and closing the closed door panel 24 on the front side of the die-casting processing frame 1. The design of the transparent plate 241 is convenient for workers to observe the status of the lower die-casting mold 13 and the upper die-casting mold 14. The design of the air filter cover 245 can filter the air absorbed by the suction fan 261 for cooling. The design of the raised frame 243 and the plug-in frame 244 is convenient for users to disassemble and maintain the air filter cover 245.

[0026] Working principle: After high-temperature material is added to the mold cavities of the lower die-casting mold 13 and the upper die-casting mold 14, the stepper motor 22 is controlled to work, driving the closed door panel 24 to close the front of the die-casting processing frame 1, and then the suction fan 261 is controlled to work to absorb air from the front of the closed door panel 24. The air will cool down the lower die-casting mold 13 and the upper die-casting mold 14, thereby increasing the molding rate of the street lamp shell. Cold water is added to the water storage cylinder 25 in advance, and the hot air discharged by the suction fan 261 will flow through the inner cavity of the heat exchange main pipe 251 and the branch pipe 252 to heat the water inside the water storage cylinder 25, thereby realizing the heat recovery function. After the street lamp shell is fully cooled, the stepper motor 22 is controlled to open the closed door panel 24, and then the hydraulic cylinder 11 is controlled to reset and contract to drive the upper die-casting mold 14 to move upward, so that the street lamp shell can be demolded.

[0027] The above embodiments are only used to illustrate the technical solution of the present invention, but not to limit it.

Claims

1. A street lamp housing die-casting mold, comprising a die-casting frame (1), a lower die-casting mold (13) and an upper die-casting mold (14), characterized in that: The lower die-casting mold (13) is fixedly mounted on the bottom of the inner wall of the die-casting processing frame (1); the top of the lower die-casting mold (13) is detachably connected to the upper die-casting mold (14); a heat recovery cooling mechanism (2) is provided on the die-casting processing frame (1); the heat recovery cooling mechanism (2) comprises a water storage cylinder (25) and an air suction hood (26); the water storage cylinder (25) is fixedly mounted on the left side of the die-casting processing frame (1); the bottom of the inner wall of the water storage cylinder (25) is fixedly connected to a heat exchange main pipe (251); the heat exchange main pipe (251) is A branch pipe (252) is fixedly connected in the middle, a driving impeller (253) is rotatably connected to the inner wall of the heat exchange main pipe (251), a lifting rod (254) is fixedly installed at the center of the top of the driving impeller (253), a connecting bent rod (255) is fixedly installed on the outer wall of the lifting rod (254), a stirring paddle (256) is fixedly connected to the bottom of the connecting bent rod (255), the suction hood (26) is fixedly connected to the back of the die-casting processing frame (1), and a suction fan (261) is fixedly connected to the back of the suction hood (26).

2. A street lamp housing die-casting mold according to claim 1, characterized in that: A hydraulic cylinder (11) is fixedly mounted on the top of the die-casting processing frame (1), the telescopic end of the hydraulic cylinder (11) extends into the inner cavity of the die-casting processing frame (1) and is fixedly connected to the top of the upper die-casting mold (14), and a stabilizing slide bar (12) is welded to the top of the upper die-casting mold (14), and the outer wall of the stabilizing slide bar (12) is slidably connected to the inner wall of the die-casting processing frame (1).

3. A street lamp housing die-casting mold according to claim 1, characterized in that: A water replacement pipe (257) is fixedly connected to the left side of the water storage cylinder (25), and a digital display thermometer (258) is fixedly installed on the left side of the water storage cylinder (25).

4. The street lamp housing die-casting mold according to claim 1, characterized in that: The back of the suction fan (261) is fixedly connected to a heat-insulating air supply pipe (262), and one end of the heat-insulating air supply pipe (262) away from the suction fan (261) is fixedly connected to the bottom of the water storage cylinder (25).

5. The street lamp housing die-casting mold according to claim 1, characterized in that: The heat recovery cooling mechanism (2) further comprises a fixed block (21), wherein the fixed block (21) is fixedly mounted on the top of the die-casting processing frame (1), a rotating shaft (23) is rotatably connected between adjacent sides of two fixed blocks (21), a stepping motor (22) is fixedly mounted on the left side of the fixed block (21) located on the left side, and an output shaft of the stepping motor (22) is fixedly connected to the left end of the rotating shaft (23).

6. A street lamp housing die-casting mold according to claim 5, characterized in that: A closed door panel (24) is fixedly mounted on the bottom of the rotating shaft (23); the back of the closed door panel (24) is movably connected to the front of the die-cast processing frame (1); a transparent plate (241) is fixedly mounted on the inner wall of the closed door panel (24); and an air inlet hole (242) is provided on the front of the closed door panel (24).

7. A street lamp housing die-casting mold according to claim 6, characterized in that: A raised frame (243) is fixedly mounted on the front of the closed door panel (24), a plug-in frame (244) is movably sleeved on the outer wall of the raised frame (243), and an air filter cover (245) is fixedly mounted on the front of the plug-in frame (244).

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