CN114136876B - High-temperature-resistant and moisture-proof testing device for wood samples for outdoor furniture and using method of testing device - Google Patents
High-temperature-resistant and moisture-proof testing device for wood samples for outdoor furniture and using method of testing device Download PDFInfo
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- CN114136876B CN114136876B CN202111439313.3A CN202111439313A CN114136876B CN 114136876 B CN114136876 B CN 114136876B CN 202111439313 A CN202111439313 A CN 202111439313A CN 114136876 B CN114136876 B CN 114136876B
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- 238000012360 testing method Methods 0.000 title claims abstract description 108
- 239000002023 wood Substances 0.000 title claims abstract description 74
- 238000010998 test method Methods 0.000 title description 2
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- 238000000034 method Methods 0.000 claims abstract description 11
- 238000004544 sputter deposition Methods 0.000 claims abstract description 9
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 3
- 238000005485 electric heating Methods 0.000 claims description 2
- 238000004088 simulation Methods 0.000 claims 1
- 238000011161 development Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- DSSYKIVIOFKYAU-XCBNKYQSSA-N (R)-camphor Chemical compound C1C[C@@]2(C)C(=O)C[C@@H]1C2(C)C DSSYKIVIOFKYAU-XCBNKYQSSA-N 0.000 description 1
- 244000099147 Ananas comosus Species 0.000 description 1
- 235000007119 Ananas comosus Nutrition 0.000 description 1
- 241000883990 Flabellum Species 0.000 description 1
- 240000007049 Juglans regia Species 0.000 description 1
- 235000009496 Juglans regia Nutrition 0.000 description 1
- 244000082946 Tarchonanthus camphoratus Species 0.000 description 1
- 235000005701 Tarchonanthus camphoratus Nutrition 0.000 description 1
- 240000002871 Tectona grandis Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
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- B08B1/12—
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- B08B1/32—
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/004—Investigating resistance of materials to the weather, to corrosion, or to light to light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/46—Wood
Abstract
The invention discloses a high-temperature-resistant and moisture-proof testing device for a wood sample for outdoor furniture, which comprises a testing box, a connecting box and a collecting box, wherein a clamping mechanism, an ultraviolet lamp, a humidifying mechanism and a sputtering mechanism are arranged in the testing box; the invention also provides a corresponding using method. Through the structural arrangement, the invention simulates the use environment of the wood under different temperatures, humidity, ultraviolet light intensity and pressure, and adds the sundry sputtering mechanism, thereby being very in line with the actual use environment of the wood of outdoor furniture, obtaining more comprehensive and more real wood tolerance performance, meeting the scientific inspection standard of modern wood production, being capable of fully verifying whether the processing technology of the wood is proper or not, and having wide practical application effect and development potential.
Description
Technical Field
The invention relates to the technical field of wood samples, in particular to a high-temperature-resistant and moisture-proof testing device for a wood sample for outdoor furniture and a using method thereof.
Background
The outdoor furniture is a series of tools which are arranged in an open or semi-open outdoor space and are used for facilitating public outdoor activities of health, comfort and high efficiency of people and are opposite to indoor furniture, and the outdoor furniture mainly comprises four major products such as urban public outdoor furniture, courtyard outdoor leisure furniture, outdoor furniture in commercial places and portable outdoor furniture.
The wood used for high-end outdoor furniture is mainly prepared by performing special dampproof and high-temperature resistant process treatment on some solid wood (such as camphorwood, teak, walnut, pineapple lattice and the like). Nevertheless, the timber is placed outdoors for a long time, and is inevitably exposed to the sun in the wind, and is often subjected to reactions such as damp, deformation and fading. Therefore, in order to check the success of the wood treatment process, long-time stress test is required to be carried out on the wood in a simulated high-humidity high-heat environment.
However, the existing wood detection often adopts wood chipping for rapid detection, which breaks away from the actual situation that the wood needs bearing and bearing in the use environment, in other words, the actual use situation of the wood in the high-temperature and high-humidity environment can not be completely reflected.
Based on the above, the invention provides a novel high-temperature-resistant and moisture-proof testing device for truly reflecting the durability of wood.
Disclosure of Invention
The invention solves the technical problems of overcoming the defects of the prior art and providing a high-temperature-resistant and moisture-proof testing device for a wood sample for outdoor furniture and a using method thereof.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a high temperature resistant dampproofing testing arrangement of timber sample for outdoor furniture, the test box that sets up on the bottom plate, fixedly connected with two backup pads between the bottom of test box and the top of bottom plate, be equipped with fixture in the test box, two L shaped plates are installed at test box inner chamber top, and install the ultraviolet lamp between two L shaped plates, the connection box is installed at the top of test box, and be equipped with hot-blast mechanism in the connection box, be close to right side department in the test box and be equipped with humidification mechanism, the inner chamber of test box is close to bottom department and is equipped with sputtering mechanism, the bottom fixedly connected with chip removal pipe of test box, and chip removal pipe is switched on with the inside of test box, the collection box has been placed at the top of bottom plate, the front wall of test box is close to right side department swing joint has the dodge gate, and the front wall of dodge gate is close to left side department and installs the handle, the test box back is equipped with glass observation window and is used for observing timber deformation condition.
Preferably, the fixture is used for the centre gripping timber sample, fixture includes two straight boards, the bottom of two straight boards all with the inner wall fixed connection of test box, fixedly connected with dead lever between two straight boards, and the cover is equipped with two splint on the dead lever, and all offer rather than assorted through-hole in two splint, the cover is equipped with two third springs on the dead lever, and the both ends of two third springs are close to one side and two splint one side fixed connection that keep away from mutually with two straight boards respectively, fixedly connected with rubber slipmat on one side that two splint are close to mutually, and temperature and humidity sensor is all installed to one side that two splint kept away from mutually, the bottom center fixedly connected with electric telescopic handle of dead lever, and electric telescopic handle's bottom fixedly connected with diaphragm, the diaphragm top surface riveting has two dead levers of symmetry setting, the dead lever is kept away from the one end riveting of diaphragm on the hinge of splint base, two dead levers respectively with two splints form scalable structure.
Preferably, the hot air mechanism includes the air heater, be equipped with electric heating wire in the air heater, and the top fixedly connected with montant of air heater, the top fixedly connected with slider of montant, and the inner chamber top of link box has been seted up rather than assorted spout, and the spout sets up for the dovetail, the vent has been seted up at the top of test box, the outlet duct has been cup jointed in the bottom gas outlet department of air heater, and the bottom fixedly connected with shower nozzle of outlet duct, the left and right sides of link box all communicates the air duct, and two air ducts all switch on with the inside of link box, the equal fixedly connected with mounting panel of the left and right sides inner wall of test box, and the equal fixedly connected with of top of mounting panel is fixed box, the bottom of two air ducts runs through the top of test box respectively and extends to its inside and is linked together with two fixed box tops.
Preferably, the baffle is all fixedly connected with in two fixed casees, and the top of two baffles is through bearing swing joint has dwang, the flabellum is all installed on the top of two dwang, the baffle fixedly connected with first disc is passed to the bottom that is located left dwang, the equal fixedly connected with of left and right sides of first disc promotes the hammer, the left side of test case is equipped with the drum of horizontal outward, and the right-hand member of drum runs through the left side of test case and fixed case in proper order, and switch on with the inside of fixed case mutually, the right-hand member face of drum is the opening setting, and sliding connection has the piston in the drum, the right side fixedly connected with U-shaped plate of piston, and the left side of U-shaped plate and the promotion hammer intermittent type contact cooperation that is located the left side, the left side fixedly connected with push rod of piston, and the trompil rather than assorted is seted up to the left side inner wall of drum, the left end of push rod passes trompil fixedly connected with connecting rod, the cover is equipped with first spring on the push rod, and the left and right both ends of first spring are respectively with the left side inner wall fixedly connected with of piston and drum, the left side of connecting box has been seted up rather than assorted perforation, and the left side of connecting box is connected with the left side of fan fixedly connected with the fan.
Preferably, the humidification mechanism includes the humidification shower nozzle, the humidification shower nozzle has the humidifier through the water pipe intercommunication, the humidifier sets up outside the test box, and the through-hole inner wall that the water pipe link up all is through sealed treatment, the back wall fixedly connected with T shaped plate of humidification shower nozzle, and T shaped plate passes through bearing and pivot and the fixed incasement wall swing joint that is located the right side, fixedly connected with elastic cord between the bottom of T shaped plate and the top of mounting panel, the through-hole has been seted up in the left side of the fixed case that is located the right side, and the humidification shower nozzle passes the through-hole and extends to its outside, install the second disc on the dwang that is located the right side, and the equal fixedly connected with L shape pole in top and bottom of second disc, and set up for controlling two L shape poles, the one end that two L shape poles kept away from mutually is equal fixedly connected with arc piece, and be located the arc piece in the left side and contact with the right side of T shaped plate.
Preferably, the two sputtering mechanisms all include first bevel gears, the bottom of two dwang all passes through the top swing joint of bearing and mounting panel, and the bottom of two dwang all passes the top fixed connection of bearing inner circle and two first bevel gears, the front side of two first bevel gears all meshes with second bevel gears, both sides all are connected with the rotor plate through round pin axle fixedly about two second bevel gears, and the back wall that is located two rotor plates of rear side all is through pivot and bearing and the inner wall swing joint of test box, the edge that two rotor plates kept away from the round pin axle direction is all fixedly connected with and is thrown the brush, and the bottom that two are thrown the brush all is close to the bottom department with the inner wall of test box and is contacted.
Preferably, the front wall of the movable door is provided with a mounting opening, a display screen is mounted in the inner cavity of the mounting opening, and an electronic chip connected with the display screen is respectively provided with foot lines electrically connected with the temperature and humidity sensor, the humidifying nozzle, the humidifier and the air heater.
According to the application method of the high-temperature-resistant and moisture-proof testing device for the wood sample for the outdoor furniture, the method comprises the following steps of:
s1, firstly, opening a movable door, placing a wood sample between two clamping plates, starting an electric telescopic rod to drive the two clamping plates to move in opposite directions, realizing clamping and fixing, and controlling pressure applied to two ends of the wood sample;
s2, starting an ultraviolet lamp, an air heater and a humidifying nozzle, and testing the ultraviolet intensity to be 0-100mW/m according to a series of test conditions and auxiliary observation of a temperature and humidity sensor 2 The temperature is 25-100 ℃, and the humidity is 0-100% under different conditions;
s3, simultaneously, partial wind is guided into the fixed box by the air guide pipe to blow the fan blades to rotate, the fan blades positioned on the left side drive the first disc and the pushing hammer to rotate, and the pushing hammer drives the connecting rod to move through the piston and the push rod, so that the hot air blower is driven to move, and the hot air blowing is more comprehensive;
s4, the fan blades positioned on the right side drive the second disc, the L-shaped rod and the arc-shaped block to rotate, so that the T-shaped plate and the humidifying nozzle are driven to spray or humidify at multiple angles, setting of simulating foggy days with different fog amounts, rainy days with different rainfall amounts and different rain angles is realized, a scene of intersecting wind and rain is more easily simulated under blowing of hot air at the top, and further, the test of wood samples under various conditions is facilitated;
s5, meanwhile, impurities such as broken leaves, dust and the like can be added at the bottom of the test box in advance, the rotating plate drives the swinging brush to rotate, the impurities are thrown to the bottom of the wood sample, or reach the top of the test box and are settled on the top surface of the wood, so that the condition of the broken leaves and the dust in the air fly out of the open air can be simulated more truly, the condition and the temperature change of the wood sample are fed back to the display screen by matching with the temperature and humidity sensor, people can monitor and observe conveniently, the pressure applied to the two ends of the wood sample is controlled through the electric telescopic rod, the real stress condition of the wood after furniture is manufactured is simulated, and the optimal stress of the wood sample is obtained by testing the test length and the corresponding elastic force of the third spring afterwards;
s6, recording time when the wood is wetted, warped, bent, deformed or even cracked in the environment, so as to obtain a series of comprehensive wood tolerance performance tables, and driving the rotating plate and the whipping brush to rotate by the rotating rod through the first bevel gear and the second bevel gear to clean scraps and discharge the scraps into the collecting box; the collection box is removed to realize the treatment of the chips inside the collection box.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the mutual matching of the fixing rod, the clamping plate, the soft cushion, the temperature and humidity sensor, the third spring and the electric telescopic rod, the clamping and fixing of the wood sample are realized, the arrangement of the ultraviolet lamp, the air heater, the spray head and the ventilation opening is realized, the high-heat and high-humidity resistance detection of the wood sample is realized, and under the matching of the air duct, the fan blade, the first disc, the pushing hammer, the pushing rod, the first spring, the connecting rod and the second spring, the blowing of hot air is more comprehensive, and the testing efficiency is improved;
2. according to the invention, through the mutual matching of the second disc, the L-shaped rod, the arc-shaped block, the T-shaped plate, the elastic rope and the humidifying nozzle, the condition of a wood sample cannot be observed and monitored in real time in the test process, and the condition and the temperature change of the wood sample are fed back to the display screen by matching with the arrangement of the temperature and humidity sensor and the display screen, so that the monitoring of people is facilitated;
3. according to the invention, through the mutual matching of the rotating rod, the first bevel gear, the second bevel gear, the rotating plate and the swinging brush, the cleaning of the chips of the wood sample which are remained in the test box and are unqualified in test is realized, so that the chips are discharged into the collecting box through the chip removing pipe for collection, and the subsequent treatment is facilitated.
4. More importantly, the invention simulates the use conditions of the wood under different temperatures, humidity, ultraviolet light intensity and pressure through the structural arrangement, and adds the sundry sputtering mechanism, thereby being very in line with the actual use environment of the outdoor furniture wood, obtaining more comprehensive and more real wood tolerance performance, meeting the scientific inspection standard of modern wood production, being capable of fully verifying whether the processing technology of the wood is proper or not, and having wide practical application effect and development potential.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is an overall block diagram of the present invention;
FIG. 3 is a top view of the first disk of FIG. 2;
FIG. 4 is an enlarged view of FIG. 2 at A;
FIG. 5 is an enlarged view at B in FIG. 2;
FIG. 6 is an enlarged view at C in FIG. 2;
fig. 7 is an enlarged view at D in fig. 2.
Reference numerals in the drawings: 1. a bottom plate; 2. a support plate; 3. a test box; 4. a connection box; 5. an ultraviolet lamp; 6. an air heater; 7. a spray head; 8. an L-shaped plate; 9. an air duct; 10. a fixed box; 11. a rotating lever; 12. a fan blade; 13. a partition plate; 14. a first disc; 15. pushing the hammer; 16. a U-shaped plate; 17. a cylinder; 18. a piston; 19. a push rod; 20. a first spring; 21. a connecting rod; 22. a second disc; 23. an L-shaped rod; 24. an arc-shaped block; 25. a T-shaped plate; 26. an elastic rope; 27. humidifying the spray head; 28. a through port; 29. a vent; 30. a second spring; 31. a first bevel gear; 32. a second bevel gear; 33. a rotating plate; 34. swinging the brush; 35. a straight plate; 36. a fixed rod; 37. a clamping plate; 38. a soft cushion; 39. a temperature and humidity sensor; 40. a third spring; 41. an electric telescopic rod; 42. a cross plate; 43. a diagonal rod; 44. a chip removal tube; 45. a collection box; 46. a movable door; 47. a mounting port; 48. and a display screen.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, the high temperature resistant dampproof testing device for wood samples for outdoor furniture comprises a testing box 3 arranged on a bottom plate 1, two supporting plates 2 are fixedly connected between the bottom of the testing box 3 and the top of the bottom plate 1, a clamping mechanism is arranged in the testing box 3, two L-shaped plates 8 are arranged at the top of an inner cavity of the testing box 3, an ultraviolet lamp 5 is arranged between the two L-shaped plates 8, a connecting box 4 is arranged at the top of the testing box 3, a hot air mechanism is arranged in the connecting box 4, a humidifying mechanism is arranged at the position, close to the right side, in the testing box 3, a sputtering mechanism is arranged at the position, close to the bottom, of the inner cavity of the testing box 3, a chip removing pipe 44 is fixedly connected with the bottom of the testing box 3, the chip removing pipe 44 is communicated with the inside of the testing box 3, a collecting box 45 is arranged at the top of the bottom plate 1, a movable door 46 is movably connected at the position, a handle is arranged at the position, close to the left side, of the front wall of the testing box 3, and a glass observation window is arranged at the back of the testing box 3, and used for observing wood deformation conditions.
Referring to fig. 7, the clamping mechanism is used for clamping a wood sample, the clamping mechanism includes two straight plates 35, the bottom of the two straight plates 35 is fixedly connected with the inner wall of the test box 3, fixedly connected with dead lever 36 between the two straight plates 35, and the dead lever 36 is gone up to overlap and is equipped with two clamping plates 37, and all offer rather than assorted through-hole in the two clamping plates 37, the dead lever 36 goes up to overlap and is equipped with two third springs 40, and the both ends of two third springs 40 are respectively with the side that two straight plates 35 are close to and the side that two clamping plates 37 keep away from mutually fixed connection, fixedly connected with rubber slipmat 38 on the side that two clamping plates 37 are close to mutually, and temperature and humidity sensor 39 is all installed to the side that two clamping plates 37 keep away from mutually, the bottom center fixedly connected with electric telescopic handle 41 of dead lever 36, and the bottom fixedly connected with diaphragm 42 of electric telescopic handle 41, the hinge of diaphragm 42 top surface riveting with two symmetrical setting diagonal rods 43, the one end that diagonal rod 43 kept away from diaphragm 42 is on 37 bottom side, two diagonal rods 43 respectively form telescopic structure with two clamping plates 37.
Referring to fig. 2, the hot air mechanism includes air heater 6, be equipped with electric heater strip in the air heater 6, and the top fixedly connected with montant of air heater 6, the top fixedly connected with slider of montant, and the inner chamber top of junction box 4 has been seted up rather than assorted spout, and the spout sets up for the dovetail, vent 29 has been seted up at the top of test box 3, the outlet duct has been cup jointed in the bottom gas outlet department of air heater 6, and the bottom fixedly connected with shower nozzle 7 of outlet duct, the left and right sides of junction box 4 all communicates with air duct 9, and two air duct 9 all are linked together with the inside of junction box 4, the equal fixedly connected with mounting panel of the left and right sides inner wall of test box 3, and the equal fixedly connected with fixed box 10 in top of mounting panel, the bottom of two air duct 9 runs through the top of test box 3 respectively and extends to its inside and is linked together with two fixed box 10 tops.
Referring to fig. 4, the partition 13 is fixedly connected in the two fixing boxes 10, the tops of the two partition 13 are movably connected with the rotating rods 11 through bearings, the fan blades 12 are all installed at the tops of the two rotating rods 11, the bottom ends of the rotating rods 11 located on the left side penetrate through the partition 13 to be fixedly connected with the first disc 14, the pushing hammers 15 are fixedly connected on the left side and the right side of the first disc 14, the horizontally arranged cylinder 17 is arranged outside the left side of the test box 3, the right end of the cylinder 17 sequentially penetrates through the left side of the test box 3 and the fixing box 10 and is communicated with the inside of the fixing box 10, the right end face of the cylinder 17 is provided with an opening, the piston 18 is connected in a sliding mode in the cylinder 17, the right side of the piston 18 is fixedly connected with the U-shaped plate 16, the left side of the U-shaped plate 16 is in intermittent contact with the pushing hammers 15 located on the left side, the left side of the piston 18 is fixedly connected with the push rods 19, openings matched with the left side inner walls of the cylinder 17 are formed in the left side of the cylinder 19, the left ends of the push rods 19 penetrate through the openings to be fixedly connected with the connecting rods 21, the first springs 20 are sleeved on the push rods 19, the left ends of the push rods 20 penetrate through the openings 6 and are fixedly connected with the left and right inner walls of the left side of the connecting boxes 6 and are fixedly connected with the left and right side and 6 of the connecting boxes 6 fixedly connected with the connecting fans and 6.
Referring to fig. 5, the humidifying mechanism includes a humidifying nozzle 27, the humidifying nozzle 27 is communicated with a humidifier through a water pipe, the humidifier is arranged outside the test box 3, through-hole inner walls penetrated by the water pipe are all subjected to sealing treatment, a T-shaped plate 25 is fixedly connected to the rear wall of the humidifying nozzle 27, the T-shaped plate 25 is movably connected with the inner wall of the fixed box 10 positioned on the right side through a bearing and a rotating shaft, an elastic rope 26 is fixedly connected between the bottom of the T-shaped plate 25 and the top of a mounting plate, a through hole 28 is formed in the left side of the fixed box 10 positioned on the right side, the humidifying nozzle 27 penetrates through the through hole 28 and extends to the outside of the through hole 28, a second disc 22 is mounted on a rotating rod 11 positioned on the right side, an L-shaped rod 23 is fixedly connected to the top and the bottom of the second disc 22, the two L-shaped rods 23 are arranged left and right, one ends of the two L-shaped rods 23, which are far away from each other, are fixedly connected with an arc block 24, and the arc block 24 positioned on the left side is contacted with the right side of the T-shaped plate 25.
Referring to fig. 6, the two sputtering mechanisms each include a first bevel gear 31, the bottom ends of the two rotating rods 11 are movably connected with the top of the mounting plate through bearings, the bottom ends of the two rotating rods 11 pass through bearing inner rings and are fixedly connected with the tops of the two first bevel gears 31, the front sides of the two first bevel gears 31 are respectively engaged with a second bevel gear 32, the front and rear sides of the two second bevel gears 32 are respectively fixedly connected with a rotating plate 33 through a pin shaft, the rear walls of the two rotating plates 33 positioned at the rear sides are movably connected with the inner wall of the test box 3 through rotating shafts and bearings, the edge parts of the two rotating plates 33 far away from the pin shaft direction are respectively fixedly connected with a swinging brush 34, and the bottoms of the two swinging brushes 34 are respectively contacted with the inner wall of the test box 3 close to the bottom.
Referring to fig. 1, a mounting opening 47 is formed in the front wall of the movable door 46, a display screen 48 is mounted in the inner cavity of the mounting opening 47, and the electronic chip connected with the display screen 48 is respectively provided with a foot line electrically connected with the temperature and humidity sensor 39, the humidifying nozzle 27, the humidifier and the air heater 6.
According to the application method of the high-temperature-resistant and moisture-proof testing device for the wood sample for the outdoor furniture, the method comprises the following steps of:
s1, firstly, opening a movable door 46, placing a wood sample between two clamping plates 37, starting an electric telescopic rod 41 to drive the two clamping plates 37 to move in opposite directions, realizing clamping and fixing, and controlling pressure applied to two ends of the wood sample;
s2, starting the ultraviolet lamp 5, the hot air blower 6 and the humidifying nozzle 27, and testing the ultraviolet intensity to be 0-100mW/m according to a series of test conditions and auxiliary observation of the temperature and humidity sensor 39 2 Different conditions with temperature of 25-100deg.C and humidity of 0-100%A test environment value;
s3, simultaneously, partial wind is guided into the fixed box 10 by the air guide pipe 9 to blow the fan blades 12 to rotate, the fan blades 12 positioned at the left side drive the first disc 14 and the pushing hammer 15 to rotate, and the pushing hammer 15 pushes the connecting rod 21 to move through the piston 18 and the push rod 19, so that the hot air blower 6 is driven to move, and hot air blowing is more comprehensive;
s4, the fan blades 12 positioned on the right side drive the second disc 22, the L-shaped rod 23 and the arc-shaped block 24 to rotate, so that the T-shaped plate 25 and the humidifying nozzle 27 are driven to spray or humidify at multiple angles, setting of simulating foggy days with different fog amounts, rainy days with different rainfall amounts and different rain angles is realized, a scene of intersecting wind and rain is more easily simulated under blowing of hot air at the top, and further the test of wood samples under various conditions is facilitated;
s5, meanwhile, impurities such as broken leaves and dust can be added at the bottom of the test box 3 in advance, the rotating plate 33 drives the swinging brush 34 to rotate, the impurities are thrown to the bottom of a wood sample, or reach the top of the test box 3 and are settled on the top surface of the wood, so that the condition of the broken leaves and dust fly around when outdoor wind is blown out is simulated more truly, the condition and temperature change of the wood sample are fed back to the display screen 48 by matching with the temperature and humidity sensor 39, people can monitor and observe conveniently, the pressure applied to two ends of the wood sample is controlled by the electric telescopic rod 41, the real stress condition of the wood after furniture is manufactured is simulated, and the optimal stress of the wood sample is obtained by testing the test length and the corresponding elastic force of the third spring 40 afterwards;
s6, recording time when the wood is wetted, warped, bent, deformed and even cracked in the environment, so as to obtain a series of comprehensive wood tolerance performance tables, wherein the rotating rod 11 drives the rotating plate 33 and the whipping brush 34 to rotate through the first bevel gear 31 and the second bevel gear 32, so that debris is cleaned, and the debris is discharged into the collecting tank 45; the collection bin 45 is removed to effect disposal of debris therein.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a high temperature resistant dampproofing testing arrangement of timber sample for outdoor furniture, includes test box (3) that set up on bottom plate (1), its characterized in that, two backup pads (2) of fixedly connected with between the bottom of test box (3) and the top of bottom plate (1), be equipped with fixture in test box (3), two L shaped plates (8) are installed at test box (3) inner chamber top, and install ultraviolet lamp (5) between two L shaped plates (8), connecting box (4) are installed at the top of test box (3), and are equipped with hot air mechanism in connecting box (4), be equipped with humidification mechanism in test box (3) near right side department, the inner chamber of test box (3) is equipped with sputtering mechanism near bottom department, the bottom of test box (3) is fixedly connected with chip removing pipe (44), and chip removing pipe (44) are linked with the inside of test box (3), collecting box (45) are placed at the top of bottom plate (1), the front wall of test box (3) is close to right side department swing joint has movable door (46), and is equipped with glass window (46) in the front wall of side of test box (3) and is close to the side and is used for the back of the side observation condition of the test box (3) is equipped with deformation condition;
the hot air mechanism comprises an air heater (6), an electric heating wire is arranged in the air heater (6), a vertical rod is fixedly connected to the top of the air heater (6), a sliding block is fixedly connected to the top of the vertical rod, a sliding groove matched with the inner cavity of a connecting box (4) is formed in the top of the inner cavity, the sliding groove is a dovetail groove, a vent (29) is formed in the top of the testing box (3), an air outlet pipe is sleeved at the bottom air outlet of the air heater (6), a spray head (7) is fixedly connected to the bottom end of the air outlet pipe, air guide pipes (9) are communicated to the left side and the right side of the connecting box (4), two air guide pipes (9) are communicated with the inside of the connecting box (4), mounting plates are fixedly connected to the inner walls of the left side and the right side of the testing box (3), the tops of the mounting plates are fixedly connected with fixed boxes (10), and the bottoms of the two air guide pipes (9) penetrate the tops of the testing box (3) respectively and extend to the inside of the top of the testing box and are communicated with the tops of the two fixed boxes (10);
the two fixing boxes (10) are fixedly connected with partition boards (13), the tops of the two partition boards (13) are movably connected with rotating rods (11) through bearings, the top ends of the two rotating rods (11) are provided with fan blades (12), the bottom ends of the rotating rods (11) located on the left side are fixedly connected with first discs (14) through the partition boards (13), the left side and the right side of the first discs (14) are fixedly connected with pushing hammers (15), the left side of the testing box (3) is externally provided with a horizontally arranged cylinder (17), the right end of the cylinder (17) sequentially penetrates through the left sides of the testing box (3) and the fixing box (10) and is communicated with the inside of the fixing box (10), the right end face of the cylinder (17) is provided with an opening, a piston (18) is connected in a sliding mode, the right side of the piston (18) is fixedly connected with a U-shaped plate (16), the left side of the U-shaped plate (16) is in intermittent contact with a pushing hammer (15) located on the left side, the right side of the piston (18) is sequentially connected with a connecting rod (19), the left side of the piston (17) is fixedly connected with a push rod (19), the push rod (19) is fixedly connected with a connecting rod (19) through a hole, the connecting rod (19) is fixedly arranged on the left side of the piston rod is provided with a connecting rod (19), and the left and right ends of the first spring (20) are fixedly connected with the piston (18) and the left inner wall of the cylinder (17) respectively, a perforation matched with the connecting box (4) is formed in the left side of the connecting box, the left end of the connecting rod (21) penetrates through the perforation to be fixedly connected with the left side of the air heater (6), and a second spring (30) is fixedly connected between the right side of the air heater (6) and the right inner wall of the connecting box (4).
2. The high temperature and moisture resistant testing device for wood samples for outdoor furniture according to claim 1, wherein: the clamping mechanism is used for clamping wood samples, the clamping mechanism comprises two straight plates (35), two the bottom of the straight plates (35) is fixedly connected with the inner wall of the test box (3), two fixedly connected with dead lever (36) between the straight plates (35), and the cover is equipped with two splint (37) on dead lever (36), and all offer rather than assorted through-hole in two splint (37), the cover is equipped with two third springs (40) on dead lever (36), and the both ends of two third springs (40) are respectively with one side that two straight plates (35) are close to and one side fixed connection that two splint (37) are kept away from mutually, two fixedly connected with rubber slipmat (38) on one side that splint (37) are close to mutually, and one side that two splint (37) are kept away from mutually all installs temperature and humidity sensor (39), bottom center fixedly connected with electric telescopic handle (41), and bottom fixedly connected with deflector (42) of electric telescopic handle (41), but two rocker (43) are kept away from on two rocker (43) and two rocker (43) are formed on the rocker (43).
3. The high temperature and moisture resistant testing device for wood samples for outdoor furniture according to claim 1, wherein: the utility model provides a humidification mechanism includes humidification shower nozzle (27), humidification shower nozzle (27) have the humidifier through the water pipe intercommunication, the humidifier sets up outside test box (3), and the through-hole inner wall that the water pipe link up all passes through sealed treatment, the back wall fixedly connected with T shaped plate (25) of humidification shower nozzle (27), and T shaped plate (25) are through bearing and pivot and be located fixed box (10) inner wall swing joint on right side, fixedly connected with elastic cord (26) between the bottom of T shaped plate (25) and the top of mounting panel, be located on the right side opening (28) have been seted up on the left side of fixed box (10), and humidification shower nozzle (27) pass opening (28) and extend to its outside, are located on the right side install second disc (22) on dwang (11), and the top and the bottom of second disc (22) are all fixedly connected with L shaped rod (23) to two L shaped rod (23) are controlling setting, two L shaped rod (23) keep away from one end equal fixedly connected with left side piece (24), and arc shaped plate (24) that are located on the right side and the arc shaped plate (25) that keep away from mutually.
4. A high temperature and moisture resistant testing device for a wood sample for outdoor furniture according to claim 3, wherein: the front wall of the movable door (46) is provided with a mounting opening (47), a display screen (48) is mounted in an inner cavity of the mounting opening (47), and the electronic chip connected with the display screen (48) is respectively provided with foot lines electrically connected with a temperature and humidity sensor (39), a humidifying spray head (27), a humidifier and a hot air blower (6).
5. The high temperature and moisture resistant testing device for wood samples for outdoor furniture according to claim 1, wherein: the two sputtering mechanisms all include first umbrella-shaped gear (31), two the bottom of dwang (11) is all through the top swing joint of bearing with the mounting panel, and the bottom of two dwang (11) is all passed the top fixed connection of bearing inner race and two first umbrella-shaped gear (31), two the front side of first umbrella-shaped gear (31) all meshes has second umbrella-shaped gear (32), two the front and back both sides of second umbrella-shaped gear (32) are all through round pin axle fixedly connected with rotating plate (33), and the back wall that is located two rotating plates (33) of rear side all through pivot and bearing and the inner wall swing joint of test box (3), two the edge that the round pin axle direction was kept away from to rotating plate (33) is all fixedly connected with and is thrown movable brush (34), and the bottom that just two are thrown movable brush (34) all is close to the bottom department with the inner wall of test box (3) and contact.
6. The method of using a high temperature and moisture resistant test device for a wood sample for outdoor furniture according to any one of claims 1 to 5, comprising the steps of:
s1, firstly, opening a movable door (46), placing a wood sample between two clamping plates (37), starting an electric telescopic rod (41), enabling the two clamping plates (37) to move in opposite directions, realizing clamping and fixing, and controlling pressure applied to two ends of the wood sample;
s2, starting an ultraviolet lamp (5), an air heater (6) and a humidifying nozzle (27), and testing the ultraviolet intensity to be 0-100mW/m according to a series of test conditions and auxiliary observation of a temperature and humidity sensor (39) 2 The temperature is 25-100 ℃, and the humidity is 0-100% under different conditions;
s3, simultaneously, partial wind is guided into the fixed box (10) by the air guide pipe (9) to blow the fan blades (12) to rotate, the fan blades (12) positioned at the left side drive the first disc (14) and the pushing hammer (15) to rotate, and the pushing hammer (15) pushes the connecting rod (21) to move through the piston (18) and the push rod (19), so that the hot air blower (6) is driven to move, and hot air blowing is more comprehensive;
s4, the fan blades (12) positioned on the right side drive the second disc (22), the L-shaped rod (23) and the arc-shaped block (24) to rotate, so that the T-shaped plate (25) and the humidifying nozzle (27) are driven to spray or humidify at multiple angles, setting of simulating foggy days with different fog amounts, rainy days with different rainfall amounts and different rain angles is realized, a scene of intersecting wind and rain is more easily simulated under blowing of hot air at the top, and further the test of wood samples under various conditions is facilitated;
s5, meanwhile, broken leaves and dust impurities can be added at the bottom of the test box (3) in advance, the rotation of the swinging brush (34) is driven by the rotating plate (33), the impurities are thrown to the bottom of a wood sample, or reach the top of the test box (3) and are settled on the top surface of the wood, so that the condition and temperature change of the wood sample are fed back to the display screen (48) in cooperation with the temperature and humidity sensor (39) in a more real simulation manner when outdoor wind is started, people can monitor and observe conveniently, the pressure applied to two ends of the wood sample is controlled through the electric telescopic rod (41), the real stress condition of the wood after the furniture is manufactured is simulated, and the optimal stress of the wood sample is obtained by testing the test length and the corresponding elasticity of the third spring (40) afterwards;
s6, recording time when the wood is wetted, warped, bent, deformed or even cracked in the environment, namely obtaining a series of comprehensive wood tolerance performance tables, and driving a rotating plate (33) and a whipping brush (34) to rotate by a rotating rod (11) through a first bevel gear (31) and a second bevel gear (32) to clean scraps and discharge the scraps into a collecting box (45); the collection bin (45) is removed to effect disposal of debris therein.
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| CN116448801B (en) * | 2022-12-23 | 2023-11-17 | 山东乔泰管业科技有限公司 | Heat resistance testing device for polyethylene pipe processing |
| CN117019240B (en) * | 2023-08-28 | 2024-04-02 | 河北华明蜡业股份有限公司 | Constant temperature test box with adjustable temperature for paraffin processing |
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