Sunlight simulation device for automobile corrosion environment bin

Abstract

The utility model belongs to the technical field of automobile tests, particularly relates to a sunlight simulation device for an automobile corrosion environment bin, and provides the following scheme aiming at the problems that the pertinence of heating and drying is low and periodic change of sunlight is difficult to simulate in the background technology: the sunlight simulation device comprises a simulation bin, and support frames which are symmetrically distributed are arranged in the simulation bin; and a heating adjusting mechanism and a sunlight simulation mechanism are arranged between the two supporting frames. The speed reducer drives the lead screw to rotate so as to control the double-end support to complete lifting operation, the servo motor drives the connecting base to rotate so as to control the sliding rail to swing, then height and angle adjustment of a hot drying piece is achieved, and the hot drying device has the advantages of being high in pertinence and high in heating efficiency. The electric push rod pushes the long plate to move so that the rack can be controlled to drive the gear to rotate, the illumination angle of the fluorescent lamp can be periodically adjusted according to the motion trail of the sun, the reality of sunlight simulation is improved, and the accuracy of a test result can be improved.

Description

Technical Field

[0001] This utility model relates to the field of automotive testing technology, and in particular to a sunlight simulation device for automotive corrosion environment chambers. Background Technology

[0002] An automotive corrosion environment chamber is a device specifically designed to simulate various extreme climatic conditions and test the corrosion resistance of automobiles and their components. It can simulate a variety of environmental conditions, including salt spray, condensation humidity, relative humidity control, air drying, salt water immersion, and automatic spraying, to evaluate the corrosion resistance of automobiles under different environments.

[0003] When conducting performance tests on cars under sunlight simulation, a corrosion environment chamber is required. The heat lamp usually acts on the entire corrosion environment chamber, causing high temperatures throughout the chamber. However, this heat drying method is relatively slow and cannot target specific areas of the car, making it less effective.

[0004] In addition, although the light intensity can be adjusted, it is still difficult to simulate the periodic changes of sunlight, so the accuracy of the test results needs to be improved. Utility Model Content

[0005] To address the shortcomings of existing technologies, this invention provides a sunlight simulation device for automotive corrosion environment chambers, which overcomes the deficiencies of existing technologies and effectively solves the problems of low specificity of heat drying and difficulty in simulating the periodic changes of sunlight.

[0006] To achieve the above objectives, the present invention adopts the following technical solution:

[0007] A sunlight simulation device for an automotive corrosion environment chamber includes a simulation chamber, wherein symmetrically distributed support frames are arranged inside the simulation chamber, and a heat drying adjustment mechanism and a sunlight simulation mechanism are arranged between two support frames.

[0008] The heat drying adjustment mechanism includes a fixed frame set on the top of the support frame, a reducer fixedly connected to the outer wall of the top of the fixed frame by screws, a lead screw fixedly connected to the output shaft of the reducer, a double-headed bracket screwed to the outer wall of the lead screw, a connecting plate welded to the outer walls of both ends of the double-headed bracket, a servo motor installed on the outer wall of one side of the connecting plate, a connecting seat rotatably connected to the bottom end of the connecting plate, a pulley pair installed between the servo motor and the connecting seat, a slide rail welded to the outer wall of the bottom of the connecting seat, and a heat drying component set on the outer wall of the slide rail;

[0009] The sunlight simulation mechanism includes fluorescent lamps equidistantly distributed and rotatably connected between two support frames, a gear fixedly connected to the outer wall of one end of the fluorescent lamp, a rack meshing with the outer wall of the gear, a long plate welded to the top outer wall of the rack, and an electric push rod hinged between the support frames and the long plate.

[0010] Preferably, a groove is provided on the inner wall of one side of the fixed frame, and the outer wall of one end of the double-headed bracket is slidably connected to the inner wall of the groove.

[0011] Preferably, both ends of the outer wall of the long plate are slidably connected to the inner wall of one of the support frames.

[0012] Preferably, the heat-drying component includes a sliding sleeve slidably connected to the outer wall of the slide rail and a heat-drying lamp fixedly connected to the bottom outer wall of the sliding sleeve by screws.

[0013] Preferably, pulleys are rotatably connected to the inner walls of both sides of the sliding sleeve, and the pulleys are slidably connected to the inner walls of both sides of the slide rail. A fastening knob is screwed onto the outer wall of the top of the sliding sleeve, and one end of the outer wall of the fastening knob is tightly attached to the inner wall of the top of the slide rail.

[0014] Preferably, a crossbeam is welded between the two support frames.

[0015] Preferably, a support plate is fixedly connected to one side of the inner wall of the simulation chamber, and a fixing frame is welded to one end of the outer wall of the support plate.

[0016] The beneficial effects of this utility model are as follows:

[0017] 1. The sunlight simulation device for the automotive corrosion environment chamber designed in this paper controls the lifting operation of the double-headed bracket by rotating the screw driven by the reducer, and controls the slide rail to swing by rotating the connecting seat driven by the servo motor, thereby realizing the height and angle adjustment of the hot-baking parts. It can approach the car body and heat local parts of the car body, and has the characteristics of strong targeting and fast heating efficiency.

[0018] 2. The sunlight simulation device for the automotive corrosion environment chamber designed in this paper uses an electric push rod to move a long plate, which controls the rack to drive the gear to rotate, thereby realizing the synchronous rotation of multiple fluorescent lamps. It can periodically adjust the illumination angle of the fluorescent lamps according to the movement trajectory of the sun, which improves the realism of sunlight simulation and helps to improve the accuracy of test results. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the internal structure of a sunlight simulation device for an automotive corrosion environment chamber proposed in this utility model;

[0020] Figure 2 This is a schematic diagram of the support frame connection structure of a sunlight simulation device for an automotive corrosion environment chamber proposed in this utility model;

[0021] Figure 3 This is a schematic diagram of the heat drying adjustment mechanism of a sunlight simulation device for an automotive corrosion environment chamber proposed in this utility model;

[0022] Figure 4This is a schematic diagram of the sunlight simulation mechanism of a sunlight simulation device for an automotive corrosion environment chamber proposed in this utility model;

[0023] Figure 5 This is a schematic diagram of the heat-drying component structure of a sunlight simulation device for an automotive corrosion environment chamber proposed in this utility model.

[0024] In the diagram: 1. Simulation chamber; 2. Support frame; 3. Heat drying adjustment mechanism; 31. Fixed frame; 32. Reducer; 33. Lead screw; 34. Double-headed bracket; 35. Connecting plate; 36. Servo motor; 37. Connecting seat; 38. Pulley pair; 39. Slide rail; 310. Heat drying component; 4. Sunlight simulation mechanism; 41. Fluorescent lamp; 42. Gear; 43. Rack; 44. Long plate; 45. Electric push rod; 5. Sliding sleeve; 6. Heat drying lamp; 7. Pulley; 8. Fastening knob; 9. Crossbeam; 10. Support plate. Detailed Implementation

[0025] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0026] Example 1, refer to Figure 1-3 A sunlight simulation device for an automotive corrosion environment chamber includes a simulation chamber 1, inside which symmetrically distributed support frames 2 are arranged, and a heat drying adjustment mechanism 3 and a sunlight simulation mechanism 4 are arranged between the two support frames 2.

[0027] The heat drying adjustment mechanism 3 includes a fixed frame 31 set on the top of the support frame 2, a reducer 32 fixedly connected to the top outer wall of the fixed frame 31 by screws, a lead screw 33 fixedly connected to the output shaft of the reducer 32, a double-headed bracket 34 screwed to the outer wall of the lead screw 33, a connecting plate 35 welded to the outer walls of both ends of the double-headed bracket 34, a servo motor 36 installed on one side outer wall of the connecting plate 35, a connecting seat 37 rotatably connected to the bottom end of the connecting plate 35, a pulley pair 38 installed between the servo motor 36 and the connecting seat 37, a slide rail 39 welded to the bottom outer wall of the connecting seat 37, and a heat drying component 310 set on the outer wall of the slide rail 39.

[0028] In this embodiment, the speed reducer 32 drives the lead screw 33 to rotate, which controls the double-headed bracket 34 to complete the lifting operation. Furthermore, the servo motor 36 drives the connecting seat 37 to rotate, which controls the slide rail 39 to swing. This enables the height and angle adjustment of the heated component 310, allowing it to approach the vehicle body and heat a local area of ​​the vehicle body. It is characterized by strong targeting and fast heating efficiency.

[0029] Example 2, refer to Figure 4A sunlight simulation device for an automotive corrosion environment chamber, the sunlight simulation mechanism 4 includes fluorescent lamps 41 rotatably connected between two support frames 2 and distributed at equal distances, a gear 42 fixedly connected to the outer wall of one end of the fluorescent lamp 41, a rack 43 meshing with the outer wall of the gear 42, a long plate 44 welded to the top outer wall of the rack 43, and an electric push rod 45 hinged between the support frame 2 and the long plate 44.

[0030] In this embodiment, the electric push rod 45 pushes the long plate 44 to move, which controls the rack 43 to drive the gear 42 to rotate, thereby realizing the synchronous rotation of multiple fluorescent lamps 41. The illumination angle of the fluorescent lamps 41 can be periodically adjusted according to the sun's movement trajectory, which improves the realism of sunlight simulation and helps to improve the accuracy of test results.

[0031] Reference Figure 3 A groove is provided on one side of the inner wall of the fixed frame 31, and one end of the double-headed bracket 34 is slidably connected to the inner wall of the groove.

[0032] Reference Figure 4 Both ends of the outer wall of the long plate 44 are slidably connected to the inner wall of one of the support frames 2.

[0033] Reference Figure 5 The heat-drying component 310 includes a sliding sleeve 5 slidably connected to the outer wall of the slide rail 39 and a heat-drying lamp 6 fixedly connected to the bottom outer wall of the sliding sleeve 5 by screws.

[0034] Reference Figure 5 Both sides of the inner wall of the sliding sleeve 5 are rotatably connected to pulleys 7, and the pulleys 7 are slidably connected to the inner walls of both sides of the slide rail 39. A fastening knob 8 is screwed onto the outer wall of the top of the sliding sleeve 5, and one end of the outer wall of the fastening knob 8 is tightly attached to the inner wall of the top of the slide rail 39.

[0035] Reference Figure 1 A crossbeam 9 is welded between the two support frames 2.

[0036] Reference Figure 1 A support plate 10 is fixedly connected to one side of the inner wall of the simulation chamber 1, and a fixing frame 31 is welded to one end of the outer wall of the support plate 10.

[0037] Working principle: When the vehicle body is undergoing a sunlight simulation test, it needs to be driven into the simulation chamber 1 and parked at the bottom of the two support frames 2. Then, the double-headed bracket 34 can be raised and lowered by the rotation of the lead screw 33 driven by the reducer 32. The sliding rail 39 can be swung by the rotation of the connecting seat 37 driven by the servo motor 36, which moves the heat lamp 6 down to the sides close to the vehicle body. The heat lamp 6 heats the local area of ​​the vehicle body. On this basis, the long plate 44 can be pushed by the electric push rod 45 to control the rack 43 to drive the gear 42 to rotate, thereby realizing the synchronous rotation of multiple fluorescent lamps 41. The illumination angle of the fluorescent lamps 41 can be periodically adjusted according to the movement trajectory of the sun.

[0038] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A sunlight simulation device for an automotive corrosion environment chamber, comprising a simulation chamber (1), characterized in that, The simulation chamber (1) is equipped with symmetrically distributed support frames (2), and a heat drying adjustment mechanism (3) and a sunlight simulation mechanism (4) are provided between the two support frames (2). The heat drying adjustment mechanism (3) includes a fixed frame (31) set on the top of the support frame (2), a reducer (32) fixedly connected to the top outer wall of the fixed frame (31) by screws, a lead screw (33) fixedly connected to the output shaft of the reducer (32), a double-headed bracket (34) screwed to the outer wall of the lead screw (33), a connecting plate (35) welded to the outer walls of both ends of the double-headed bracket (34), a servo motor (36) installed on one side of the outer wall of the connecting plate (35), a connecting seat (37) rotatably connected to the bottom end of the connecting plate (35), a pulley pair (38) installed between the servo motor (36) and the connecting seat (37), a slide rail (39) welded to the bottom outer wall of the connecting seat (37), and a heat drying component (310) set on the outer wall of the slide rail (39). The sunlight simulation mechanism (4) includes fluorescent lamps (41) rotatably connected between two support frames (2) and distributed at equal distances, a gear (42) fixedly connected to the outer wall of one end of the fluorescent lamp (41), a rack (43) meshing with the outer wall of the gear (42), a long plate (44) welded to the top outer wall of the rack (43), and an electric push rod (45) hinged between the support frame (2) and the long plate (44).

2. The sunlight simulation device for an automotive corrosion environment chamber according to claim 1, characterized in that, The inner wall of one side of the fixed frame (31) is provided with a sliding groove, and the outer wall of one end of the double-headed bracket (34) is slidably connected to the inner wall of the sliding groove.

3. The sunlight simulation device for an automotive corrosion environment chamber according to claim 1, characterized in that, Both ends of the outer wall of the long plate (44) are slidably connected to the inner wall of one of the support frames (2).

4. The sunlight simulation device for an automotive corrosion environment chamber according to claim 1, characterized in that, The heat-drying component (310) includes a sliding sleeve (5) slidably connected to the outer wall of the slide rail (39) and a heat-drying lamp (6) fixedly connected to the bottom outer wall of the sliding sleeve (5) by screws.

5. The sunlight simulation device for an automotive corrosion environment chamber according to claim 4, characterized in that, The inner walls on both sides of the sliding sleeve (5) are rotatably connected to pulleys (7), and the pulleys (7) are slidably connected to the inner walls on both sides of the slide rail (39). The outer wall of the top of the sliding sleeve (5) is screwed with a fastening knob (8), and one end of the outer wall of the fastening knob (8) is tightly attached to the inner wall of the top of the slide rail (39).

6. The sunlight simulation device for an automotive corrosion environment chamber according to claim 1, characterized in that, A crossbeam (9) is welded between the two support frames (2).

7. The sunlight simulation device for an automotive corrosion environment chamber according to claim 1, characterized in that, The simulation chamber (1) has a support plate (10) fixedly connected to one side of the inner wall, and the fixing frame (31) is welded to the outer wall of one end of the support plate (10).

Images