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CN-122016628-A - Composite salt fog and damp-heat alternating environment simulation test box

CN122016628ACN 122016628 ACN122016628 ACN 122016628ACN-122016628-A

Abstract

The invention discloses a composite salt fog and damp-heat alternating environment simulation test box, which relates to the technical field of environment test equipment and comprises a test box body and a clamping and overturning unit, wherein the test box body comprises a side plate and a rear plate, the side plate and the rear plate are sequentially divided into a top control system layer, a middle test working layer and a bottom functional module layer from top to bottom, the clamping and overturning unit comprises a first fixing frame, the first fixing frame is fixedly connected to the rear side of the rear plate, and a gear is rotatably arranged in the middle of the front side of the first fixing frame. According to the invention, through the transmission linkage of the telescopic cylinder, the gear and the rack and the double-layer guiding and limiting linkage of the second fixing piece, the first sliding convex block and the first sliding groove, the second sliding groove and the second sliding convex block, the automatic and accurate position adjustment of the clamping assembly is realized, and through the polytetrafluoroethylene coating and the fluorocarbon coating, the high tightness of the test working layer is realized, and the leakage of salt fog and damp and hot gas is effectively prevented.

Inventors

  • YE ZHEN
  • FAN JING
  • YANG RUI
  • YUAN XIN
  • Ao Yanting
  • ZHANG YING
  • HU BO

Assignees

  • 西安泰斯特检测技术有限公司

Dates

Publication Date
20260512
Application Date
20260415

Claims (9)

  1. 1. The composite salt fog and damp-heat alternating environment simulation test box comprises a test box body (1) and a clamping turnover unit (2) and is characterized in that the test box body (1) comprises a side plate (101) and a rear plate (102), the side plate (101) and the rear plate (102) are sequentially divided into a top control system layer, a middle test working layer and a bottom functional module layer from top to bottom, and inclined surfaces (113) are respectively arranged at the positions of the side plate (101) and the rear plate (102) which are positioned at the middle test working layer; The clamping overturning unit (2) comprises a first fixing frame (201), the first fixing frame (201) is fixedly connected to the rear side of the rear plate (102), a gear (202) is rotatably arranged in the middle of the front side of the first fixing frame (201), racks (203) are arranged on the upper portion and the lower portion of the gear (202) in a meshed mode, a telescopic cylinder (204) is fixedly arranged in the middle of the rear side of the first fixing frame (201), a telescopic end of the telescopic cylinder (204) is arranged on the right side, a fixing sleeve (205) is sleeved outside the telescopic end, the bottom of the fixing sleeve (205) is welded to be arranged on a connecting rod (206), a first fixing piece (207) is welded to the front side of the connecting rod (206), and the upper portion of the first fixing piece (207) is fixedly connected to the bottom of the gear (202); The upper gear (202) and the bottom are fixedly provided with clamping fixing pieces (208) at one end of the outer side of the gear (202), the front sides of the clamping fixing pieces (208) are connected with second fixing frames (209) through bolts, and the front ends of the second fixing frames (209) are fixedly connected with third fixing frames (210) through bolts; The front side of third mount (210) is all through bolt fixedly connected with fourth mount (211), the outside one side of fourth mount (211) is all fixedly connected with driving motor (212), the middle part of fourth mount (211) all is provided with dwang (213), the pivot of driving motor (212) respectively with correspond the outside one end fixed connection of dwang (213).
  2. 2. The composite salt fog and damp-heat alternating environment simulation test box according to claim 1 is characterized in that openings (112) are formed in the middle of the side plates (101) on the left side and the right side, sealing sleeves (6) are arranged in the openings (112), and the rotating rods (213) are respectively in telescopic rotation on the inner sides of the corresponding sealing sleeves (6); the inner end of the rotating rod (213) is provided with a threaded column (8), and the outer side of the threaded column (8) is connected with a rubber clamping head (9) in a threaded manner.
  3. 3. The composite salt fog and damp-heat alternating environment simulation test box according to claim 1, wherein two rotating rods (213) are arranged on the outer sides of the left side and the right side respectively, two rotating assemblies (10) are arranged on the inner sides of the rotating assemblies (10), fixing pipes (1001) are sleeved on the outer sides corresponding to the rotating rods (213) and fixed through bolts, rotating grooves (1002) are formed in the outer sides of the rotating assemblies (10), and the rotating grooves (1002) are respectively clamped and connected in a rotating mode in the middle of the corresponding fourth fixing frames (211).
  4. 4. The composite salt spray and damp-heat alternating environment simulation test box according to claim 1, wherein the upper and lower parts of the side plates (101) and the rear plate (102) are provided with welding frames (103) in a welded mode, the bottoms of the upper parts of the welding frames (103) are provided with upper plates (107) in a welded mode, the bottoms of the welding frames (103) are provided with bottom plates (106) in a welded mode, seamless welding technology is adopted at the connecting positions of the side plates (101), the rear plate (102), the bottom plates (106) and the upper plates (107), a box door (3) is rotatably arranged in the middle of the front end of the test box body (1), a glass observation window (301) is arranged in the middle of the box door (3), and a sealing gasket (302) is arranged on one inner side of the box door (3).
  5. 5. The composite salt fog and damp-heat alternating environment simulation test box according to claim 1 is characterized in that grooves (111) are formed in the upper end and the lower end of each side plate (101), and turning plates (7) are arranged on the outer sides of the grooves (111) in a rotating mode through hinges.
  6. 6. The composite salt fog and damp-heat alternating environment simulation test box according to claim 1, wherein the bottom of the rear side of the second fixing frame (209) is fixedly connected with a second sliding groove (13) through bolts, the left end and the right end of the bottom of the front side of the first fixing frame (201) are fixedly connected with second sliding lugs (14) through bolts, and the rear parts of the second sliding grooves (13) are slidably connected to the front sides corresponding to the second sliding lugs (14).
  7. 7. The composite salt spray and damp-heat alternating environment simulation test box is characterized in that a middle test working layer formed by surrounding a box door (3), a side plate (101), a rear plate (102), a bottom plate (106) and an upper plate (107) is sequentially provided with a polytetrafluoroethylene coating (4) and a fluorocarbon coating (5) from inside to outside, the polytetrafluoroethylene coating (4) is used for preventing salt spray corrosion and adhesion, and the fluorocarbon coating (5) is used for weather-proof protection and structural corrosion prevention.
  8. 8. The composite salt fog and damp-heat alternating environment simulation test box according to claim 4, wherein front plates (105) are welded on the front sides of the welding frames (103), and outer plates (104) are welded on the upper ends of the upper welding frames (103) and the lower ends of the lower welding frames (103); A plurality of spray header mounting holes (110) are formed in the upper plate (107) at equal intervals; The upper end of the bottom plate (106) at the lower part is provided with a water collecting tank (108), and the center of the water collecting tank (108) is provided with a water outlet (109).
  9. 9. The composite salt fog and damp-heat alternating environment simulation test box according to claim 1, wherein the front sides of the first fixing frames (201) are located at the two racks (203), second fixing pieces (11) are fixedly connected through bolts, first sliding protruding blocks (1101) are arranged at the front ends of the second fixing pieces (11), first sliding grooves (12) are formed in the front sides of the two racks (203), and the first sliding protruding blocks (1101) are respectively connected to the inner sides of the corresponding first sliding grooves (12) in a clamping mode and slide.

Description

Composite salt fog and damp-heat alternating environment simulation test box Technical Field The invention relates to the technical field of environmental test equipment, in particular to a composite salt fog and damp-heat alternating environment simulation test box. Background The composite salt fog and damp-heat alternating environment simulation test is a core test type aiming at the detection of weather resistance and corrosion resistance of products in the technical field of environment test equipment, can simulate complex natural environments such as ocean, coastal high humidity and high salt, outdoor temperature and humidity alternating change and the like by combining the two, directly determines the use reliability and service life of the products in the actual complex environments, is widely applicable to a plurality of technical fields such as aerospace, rail transit, automobile manufacturing, ocean engineering, hardware electronics, new energy and the like, can carry out environment adaptability detection on various products and parts such as metal components, coating materials, electronic components, mechanical equipment and the like, provides scientific test data support for structural optimization, material selection and quality control of the products, and is indispensable key detection equipment in the links of industrial product research and development, production and quality inspection. The existing test box for simulating the salt fog and damp-heat alternating environment in the market still has unreasonable design of a clamping turnover structure of a test sample in the actual use process, adopts a manual adjustment or single rotation structure, lacks an automatic position adjustment and multi-angle turnover linkage mechanism, is easy to cause uneven contact of salt fog and damp-heat gas on each surface of the sample, has a single test angle, affects the comprehensiveness and accuracy of test results, has imperfect transmission and guide structures of the clamping turnover assembly, easily generates offset and clamping stagnation problems when a gear rack is meshed for transmission, is difficult to ensure the moving coaxiality of a clamping frame body, reduces the efficiency and the precision of clamping the sample, is easy to cause the abrasion of transmission parts, shortens the service life of equipment, has poor sealing and anti-corrosion protection effects, has single rubber sealing structure, is easy to cause salt fog and damp-heat gas leakage problems due to the fact that the parts are in single-layer anti-corrosion treatment, is easy to be corroded and scaled under the long-term and damp-heat alternating environment, affects the parameter stability of the test environment, increases the maintenance cost of the equipment, and solves the problem that the complex salt fog and damp-heat alternating environment needs to be designed. Disclosure of Invention The invention aims at realizing the aim by adopting the technical scheme that the composite salt fog and damp-heat alternating environment simulation test box comprises a test box body and a clamping turnover unit, wherein the test box body comprises a side plate and a rear plate, the side plate and the rear plate are sequentially divided into a top control system layer, a middle test working layer and a bottom functional module layer from top to bottom, and inclined surfaces are arranged at the positions of the side plate and the rear plate, which are positioned at the middle test working layer; The clamping overturning unit comprises a first fixing frame, the first fixing frame is fixedly connected to the rear side of the rear plate, a gear is rotationally arranged in the middle of the front side of the first fixing frame, racks are arranged on the upper portion and the lower portion of the gear in a meshed mode, a telescopic cylinder is fixedly arranged in the middle of the rear side of the first fixing frame, a telescopic end of the telescopic cylinder is arranged on the right side, a fixing sleeve is sleeved outside the telescopic end, the bottom of the fixing sleeve is welded to a connecting rod, a first fixing piece is welded to the front side of the connecting rod, and the upper portion of the first fixing piece is fixedly connected to the bottom of the gear at the bottom; The upper gear and the bottom are fixedly provided with clamping fixing pieces at one end of the outer side of the gear, the front sides of the clamping fixing pieces are connected with second fixing frames through bolts, and the front ends of the second fixing frames are fixedly connected with third fixing frames through bolts; The front side of third mount all is through bolt fixedly connected with fourth mount, the outside one side of fourth mount all fixedly connected with driving motor, the middle part of fourth mount all is provided with the dwang, driving motor's pivot respectively with correspond the outside one end fixed connection of dwang. Pre