CN113092351B - Thermal oxygen aging detection device for automobile interior and exterior - Google Patents
Thermal oxygen aging detection device for automobile interior and exterior Download PDFInfo
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- CN113092351B CN113092351B CN202110443787.9A CN202110443787A CN113092351B CN 113092351 B CN113092351 B CN 113092351B CN 202110443787 A CN202110443787 A CN 202110443787A CN 113092351 B CN113092351 B CN 113092351B
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- 238000001514 detection method Methods 0.000 title claims abstract description 76
- 230000032683 aging Effects 0.000 title claims abstract description 25
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title abstract 3
- 229910052760 oxygen Inorganic materials 0.000 title abstract 3
- 239000001301 oxygen Substances 0.000 title abstract 3
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000005303 weighing Methods 0.000 claims abstract description 5
- 238000003825 pressing Methods 0.000 claims description 77
- 230000005540 biological transmission Effects 0.000 claims description 21
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 230000001590 oxidative effect Effects 0.000 claims description 4
- 230000001678 irradiating effect Effects 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 6
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000005034 decoration Methods 0.000 abstract 1
- 230000033001 locomotion Effects 0.000 description 10
- 238000012360 testing method Methods 0.000 description 7
- 238000005286 illumination Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000010525 oxidative degradation reaction Methods 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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
-
- 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
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
本申请涉及汽车内外饰热氧老化检测装置，属于热氧老化检测领域，其包括检测柜、固定于检测柜内的电子称重装置，还包括分别转动安装于检测柜相对内侧的两个螺纹管，螺纹管内螺纹连接有螺纹轴；螺纹轴远离螺纹管一端转动安装有连接管；连接管远离螺纹管一端固定有压条；压条两侧分别与检测柜内壁滑移连接；压条上设置有用于驱动压条与样品抵接后停止移动的两组制动机构；检测柜外侧设置有用于驱动螺纹管转动的驱动机构。本申请具有改善检测过程中样品出现的晃动移位情况的效果。
The present application relates to a thermal oxygen aging detection device for automobile interior and exterior decoration, which belongs to the field of thermal oxygen aging detection. It includes a detection cabinet, an electronic weighing device fixed in the detection cabinet, and two threaded tubes respectively rotatably installed on the inner sides of the detection cabinet, wherein a threaded shaft is connected to the inner thread of the threaded tube; a connecting tube is rotatably installed at one end of the threaded shaft away from the threaded tube; a pressure strip is fixed at one end of the connecting tube away from the threaded tube; both sides of the pressure strip are respectively connected to the inner wall of the detection cabinet by sliding; two sets of braking mechanisms are arranged on the pressure strip for driving the pressure strip to stop moving after contacting with the sample; a driving mechanism for driving the threaded tube to rotate is arranged on the outer side of the detection cabinet. The present application has the effect of improving the shaking and displacement of the sample during the detection process.
Description
Technical Field
The application relates to the field of thermal-oxidative aging detection, in particular to an automobile interior and exterior trim thermal-oxidative aging detection device.
Background
At present, the natural environment is usually simulated through an aging box, so as to detect the aging resistance degree of the automobile interior and exterior trim.
The related art can refer to the Chinese patent of the patent with the publication number CN208607132U, which discloses an anti-ultraviolet aging performance detection device for automotive upholstery, comprising a detection cabinet, a test cover, a storage seat and a lifting chamber, wherein the lifting chamber is arranged at the top of the detection cabinet, a chlorine storage chamber is arranged at the inner bottom surface of the detection cabinet, the test cover is arranged at the inner top surface of the detection cabinet, the storage seat is arranged at the inner bottom surface of the test cover, an electric turntable is arranged at the inner top surface of the storage seat, the rotating end of the electric turntable is arranged at the top of the storage seat through a corrosion-resistant plate, fluorescent lamps are respectively arranged at two sides of the test cover, ultraviolet lamps are respectively arranged at two ends of the test cover, and spray heads are respectively arranged at two sides of the top of the storage seat.
In view of the above related art, the inventors consider that there is a defect that in the thermal oxidation aging detection process, if the sample is subjected to shaking displacement after the external world touches the detection cabinet, unnecessary variables are derived from the detection result, so that deviation occurs in the detection result.
Disclosure of Invention
In order to solve the problem of easy shaking and displacement of a sample in the detection process, the application provides an automobile interior and exterior trim thermo-oxidative aging detection device.
The application provides an automobile interior and exterior trim thermo-oxidative aging detection device which adopts the following technical scheme:
The automobile interior and exterior trim thermo-oxidative aging detection device comprises a detection cabinet, an electronic weighing device fixed in the detection cabinet, two threaded pipes rotatably installed on the inner sides of the detection cabinet respectively, threaded shafts are connected in the threaded pipes in a threaded mode, one ends of the threaded shafts, far away from the threaded pipes, are rotatably connected with pressing strips, two sides of the pressing strips are slidably connected with the inner wall of the detection cabinet respectively, two groups of braking mechanisms used for driving the pressing strips to stop moving after being abutted against a sample are arranged on the pressing strips, and a driving mechanism used for driving the threaded pipes to rotate is arranged on the outer sides of the detection cabinet.
By adopting the technical scheme, in the sample detection process, two pressing strips positioned on two sides of the sample provide limit for the sample, so that the possibility of shaking and shifting of the sample in the detection process is reduced, unnecessary variables in the detection process are reduced, and the detection precision is improved.
The brake mechanism comprises a limiting piece and a pressing piece, wherein the limiting piece is in sliding connection with the pressing piece along the radial direction of a threaded shaft, the pressing piece is in sliding connection with the pressing piece along the axial direction of the threaded shaft, a round hole for penetrating the threaded shaft is formed in one side, close to the threaded pipe, of the pressing piece, first sliding grooves are formed in two sides of the round hole respectively, the pressing piece is in sliding connection with the limiting piece through the first sliding grooves, two limiting grooves are formed in the peripheral surface of the threaded shaft, the limiting piece is used for being inserted into the threaded shaft through the limiting grooves, two second sliding grooves are formed in one side, away from the threaded pipe, of the pressing piece, the pressing piece is in sliding connection with the pressing piece along the axial direction of the threaded shaft, a limiting piece for limiting a sample is fixed on one side, close to the threaded pipe, of the pressing piece is provided with a matching groove, a matching piece for being inserted into the matching groove is fixed on one side, close to the threaded pipe, and first inclined faces are respectively formed in the opposite inner sides of the matching piece and the matching groove.
Through the technical scheme, when the pressing piece is in contact with a sample, the pressing piece can move to one side of the threaded pipe, and the pressing piece is abutted against the matching piece through the matching groove, so that the limiting piece is pushed to move to one side far away from the threaded shaft, after the limiting piece is separated from the threaded shaft, the threaded shaft is separated from the limiting piece, so that the threaded shaft is not matched with the threaded pipe any more, and the threaded shaft stops moving. The pressing piece is contacted with the sample to trigger the stop movement of the pressing bar, so that the possibility that the pressing bar excessively presses the sample to deform the sample is reduced, and the testing precision of the sample is improved.
Optionally, the locating part is close to screwed pipe one side and is fixed with first guide piece, first spout is close to screwed pipe one side and has seted up first guide slot, first guide piece is connected with the layering slip along the screw axis is radial through first guide slot.
By adopting the technical scheme, the first guide groove provides a guide effect for the first guide piece, so that the possibility of deviating from a track in the radial movement process of the limiting piece along the threaded shaft is reduced.
Optionally, one side of the first guide piece far away from the threaded shaft is fixed with a first spring, and one end of the first spring far away from the first guide piece is fixedly connected with the pressing strip through a first guide groove.
Through adopting above-mentioned technical scheme, first spring provides the elasticity to being close to screw thread axle one side for first guide piece, is convenient for drive first guide piece to be close to screw thread axle one side and reset through first spring.
Optionally, two the opposite outsides of the pressing piece are respectively fixed with a second guide plate, the side wall of one side of the second sliding groove far away from the threaded shaft is fixed with a second guide groove, and the second guide plates are axially and slidably arranged in the second guide grooves along the threaded shaft.
By adopting the technical scheme, the second guide groove provides a guide effect for the second guide piece, so that the possibility of deviating from the track in the axial movement process of the pressing piece along the threaded shaft is reduced.
Optionally, a second spring is fixed on one side of the second guide plate, which is close to the threaded pipe, and one end of the second spring, which is far away from the second guide plate, is fixedly connected with the pressing strip through a second guide groove.
Through adopting above-mentioned technical scheme, when the presser and sample butt, the second spring is in compression state, and the second spring provides the elasticity that resets to being close to sample one side for the presser.
The driving mechanism comprises a driven wheel, a supporting frame and a motor, wherein the driven wheel is respectively fixed on the outer sides of the two threaded pipes, the supporting frame is fixed on the outer wall of the detection cabinet, the motor is fixed on the top of the supporting frame, the output end of the motor is fixedly provided with two driving wheels, the two driving wheels are fixedly connected, the outer wall of the detection cabinet is provided with two groups of transmission components, the transmission components comprise two supporting pieces fixed on the outer wall of the detection cabinet and transmission wheels respectively rotatably installed at the ends of the two supporting pieces, and the outer peripheral surfaces of the driving wheels, the driven wheel and the transmission wheels are sleeved with a transmission belt.
Through adopting above-mentioned technical scheme, the motor provides power for the rotation of action wheel, and the action wheel passes through the drive wheel and drives the rotation of follow driving wheel. The driving wheel is used for steering the conveyor belt. The two driven wheels are driven to rotate by the single motor, so that the two threaded pipes are driven to rotate, and the service efficiency of the motor is improved.
Optionally, the lateral wall of the detection cabinet is provided with a mounting hole, the detection cabinet is connected with a lamp holder in a vertical sliding manner through the mounting hole, a detection lamp for irradiating a sample is fixed on one side, far away from the motor, of the lamp holder, a first connecting rod is rotationally connected to one side, close to the motor, of the lamp holder, a second connecting rod is hinged to the end part of the first connecting rod, an eccentric shaft is vertically fixed on one end, far away from the first connecting rod, of the second connecting rod, and one end, far away from the second connecting rod, of the eccentric shaft is fixed on one side, far away from the motor, of the eccentric shaft.
Through adopting above-mentioned technical scheme, through setting up the action wheel that has the eccentric wheel effect to drive the lamp stand through first connecting rod and second connecting rod and do along vertical reciprocating motion, be convenient for detect the lamp and shine the sample along vertical, the higher sample of height of being convenient for can cover under the illumination of detect the lamp.
In summary, the present application includes at least one of the following beneficial technical effects:
1. in the sample detection process, two pressing strips positioned at two sides of the sample provide limit for the sample, so that the possibility of shaking and shifting of the sample in the detection process is reduced, unnecessary variables in the detection process are reduced, and the detection precision is improved;
2. When the pressing piece is in contact with a sample, the pressing piece can move to one side of the threaded pipe, the pressing piece is abutted against the matching piece through the matching groove, so that the limiting piece is pushed to move to one side far away from the threaded shaft, after the limiting piece is separated from the threaded shaft, the threaded shaft is separated from the limiting of the limiting piece, so that the threaded shaft is not matched with the threaded pipe any more, and further the threaded shaft stops moving. The pressing piece is contacted with the sample to trigger the stop movement of the pressing bar, so that the possibility that the pressing bar excessively presses the sample to deform the sample is reduced, and the testing precision of the sample is improved;
3. through setting up the action wheel that has the eccentric wheel effect to drive the lamp stand through first connecting rod and second connecting rod and do along vertical reciprocating motion, be convenient for detect the lamp and shine the sample along vertical, the higher sample of height of being convenient for can cover under the illumination of detect the lamp.
Drawings
FIG. 1 is a schematic diagram of a thermal oxidative degradation detection device according to an embodiment of the present application.
Fig. 2 is a partial cross-sectional view of a thermal oxidative degradation detection device according to an embodiment of the present application.
Fig. 3 is an enlarged schematic view at a in fig. 2.
Fig. 4 is an enlarged schematic view at B in fig. 1.
The reference numerals comprise 1, a detection cabinet, 11, a mounting hole, 12, a lamp holder, 13, a detection lamp, 14, a first connecting rod, 15, a second connecting rod, 16, an eccentric shaft, 2, a fixing mechanism, 21, a threaded pipe, 22, a threaded shaft, 3, a pressing strip, 31, a round hole, 32, a first sliding groove, 33, a limiting piece, 34, a limiting groove, 35, a first guide piece, 36, a first guide groove, 37, a first spring, 4, a pressing piece, 41, a second sliding groove, 42, a limiting piece, 43, a matching groove, 44, a matching piece, 45, a first inclined surface, 46, a second guide piece, 47, a second guide groove, 5, a driving mechanism, 51, a driven wheel, 52, a supporting frame, 53, a motor, 54, a driving wheel, 6, a transmission assembly, 61, a supporting piece, 62, a driving wheel, 63, a conveying belt, 64, a second spring, 65 and an electronic weighing device.
Detailed Description
The application is described in further detail below with reference to fig. 1-4.
The embodiment of the application discloses an automobile interior and exterior trim thermo-oxidative aging detection device. Referring to fig. 1 and 2, the automotive interior and exterior trim thermo-oxidative aging detection device includes a detection cabinet 1, an electronic weighing device 65 fixed in the detection cabinet 1, and a fixing mechanism 2 provided in the detection cabinet 1 for fixing a sample. The fixing mechanism 2 comprises two threaded pipes 21 which are respectively rotatably arranged on the inner sides of the detection cabinet 1, internal threads are arranged in the threaded pipes 21, and a threaded shaft 22 is connected with the internal threads of the threaded pipes 21. One end of the threaded shaft 22, which is far away from the threaded pipe 21, is rotatably connected with a pressing bar 3; two sides of the pressing bar 3 are respectively used for detection the inner wall of the cabinet 1 is connected in a sliding way. The detection cabinet 1 is used for limiting the pressing strips 3, so that the pressing strips 3 can only move along the length direction of the detection cabinet 1, the threaded pipe 21 and the threaded shaft 22 cooperate to provide moving power for the pressing strips 3, the pressing strips 3 are pushed to move through the threaded shaft 22, the pressing and limiting are carried out on the sample by means of the two pressing strips 3 on two sides of the sample, and the possibility of shaking of the sample in the thermal oxidation aging detection process is reduced.
Referring to fig. 2 and 3, the bead 3 is provided with a circular hole 31 for passing through the screw shaft 22 at a side close to the screw tube 21. The two sides of the circular hole 31 are respectively provided with a first chute 32, and the pressing bar 3 is connected with a limiting piece 33 in a sliding way through the first chute 32. The outer peripheral surface of the threaded shaft 22 is provided with two limiting grooves 34 along the radial direction of the threaded shaft 22, and the limiting piece 33 is used for being inserted into the threaded shaft 22 through the limiting grooves 34. After the limiting piece 33 is inserted into the limiting groove 34 on the threaded shaft 22, the limiting piece 33 can provide limiting for the threaded shaft 22, so that the threaded shaft 22 can drive the pressing strip 3 to move in the process of connecting the threaded shaft 22 with the threaded pipe 21 in a threaded manner. The limiting piece 33 is fixed with a first guide piece 35 near one side of the threaded pipe 21, a first guide groove 36 is formed in one side of the first sliding groove 32 near the threaded pipe 21, and the first guide piece 35 is connected with the pressing bar 3 in a sliding mode along the radial direction of the threaded shaft 22 through the first guide groove 36. The first guide groove 36 provides a guide function for the first guide piece 35, and reduces the possibility of the stopper 33 being deviated from the lengthwise direction of the molding 3 during the movement of the stopper along the lengthwise direction of the molding 3. A first spring 37 is fixed on one side of the first guide piece 35 far away from the threaded shaft 22, and one end of the first spring 37 far away from the first guide piece 35 is fixedly connected with the pressing bar 3 through a first guide groove 36. The first spring 37 provides the first guide piece 35 with an elastic force to the side close to the screw shaft 22, so that the first guide piece 35 is provided with an elastic force to the side close to the screw shaft 22 by the first spring 37, and the limiting piece 33 is convenient to reset.
Referring to fig. 2 and 3, two second sliding grooves 41 are formed in the side, away from the threaded tube 21, of the pressing strip 3, the second sliding grooves 41 are communicated with the first sliding grooves 32, the pressing strip 3 is connected with a pressing piece 4 in a sliding mode along the axial direction of the threaded shaft 22 through the second sliding grooves 41, and a limiting piece 42 used for limiting a sample is fixed on the side, away from the threaded tube 21, of the pressing piece 4. The pressing piece 4 is provided with a matching groove 43 at one side close to the threaded pipe 21, and a matching piece 44 for being inserted into the matching groove 43 is fixed at one side of the limiting piece 33 away from the threaded pipe 21. The mating member 44 and the opposing inner side of the mating groove 43 are respectively provided with a first inclined surface 45. The opposite outer sides of the two pressing pieces 4 are respectively fixed with a second guide piece 46, the side wall of the second sliding groove 41, which is far away from the threaded shaft 22, is fixed with a second guide groove 47, and the second guide piece 46 is in sliding connection with the pressing strip 3 along the axial direction of the threaded shaft 22 through the second guide groove 47. The second guide groove 47 provides a guiding function for the second guide piece 46, and reduces the possibility of the pressing piece 4 being deviated from the track during the movement along the length direction of the pressing bar 3. A second spring 64 is fixed on one side of the second guide piece 46 close to the threaded pipe 21, and one end of the second spring 64 far away from the second guide piece 46 is fixedly connected with the pressing bar 3 through a second guide groove 47.
Referring to fig. 2 and 3, a driving mechanism 5 for driving the screw pipe 21 to rotate is provided outside the inspection cabinet 1. The driving mechanism 5 comprises a driven wheel 51 fixed on the opposite outer sides of the two threaded pipes 21, a supporting frame 52 fixed on the outer wall of the detection cabinet 1 and a motor 53 fixed on the top of the supporting frame 52, wherein the output end of the motor 53 is fixedly provided with two driving wheels 54, the two driving wheels 54 are fixedly connected, and the axes of the two driving wheels 54 are collinear. The outer wall of the detection cabinet 1 is provided with two groups of transmission components 6, each transmission component 6 comprises two supporting pieces 61 fixed on the outer wall of the detection cabinet 1 and transmission wheels 62 rotatably installed at the end parts of the two supporting pieces 61, the outer peripheral surfaces of the driving wheel 54, the driven wheel 51 and the transmission wheels 62 are sleeved with a transmission belt 63, and the transmission belt 63 starts from the driving wheel 54, passes through one transmission wheel 62 in the transmission components 6, reaches the driven wheel 51 and returns to the driving wheel 54 through the other transmission wheel 62 of the transmission components 6. The motor 53 provides power for the rotation of the two driving wheels 54, and the driving wheel 62 is used for turning the conveying belt 63, so that the driving wheels 54 drive the driving wheel 62 to rotate through the conveying belt 63, and the rotation directions of the two driving wheels 62 are consistent.
Referring to fig. 1 and 4, a mounting hole 11 is formed in a side wall of the detection cabinet 1, a lamp holder 12 is connected to the detection cabinet 1 in a vertically sliding manner through the mounting hole 11, and a detection lamp 13 for irradiating a sample is fixed on one side, away from a motor 53, of the lamp holder 12. The lamp stand 12 is close to one side of motor 53 and rotates and be connected with first connecting rod 14, and first connecting rod 14 tip articulates there is second connecting rod 15, and second connecting rod 15 is kept away from first connecting rod 14 one end vertical fixation has eccentric shaft 16, and eccentric shaft 16 is kept away from second connecting rod 15 one end and is fixed in action wheel 54 and is kept away from one side of motor 53. The driving wheel 54 drives the second connecting rod 15 to perform eccentric motion through the eccentric shaft 16, so that the first connecting rod 14 drives the lamp holder 12 to perform vertical reciprocating motion.
The implementation principle of the device for detecting the thermal oxidative aging of the automobile interior and exterior trim provided by the embodiment of the application is as follows:
The thermal oxidation aging detection is that the lamp holder 12 drives the detection lamp 13 to vertically move up and down, the detection lamp 13 irradiates the sample in the moving process, and the sample is weighed after the initial and experimental processes are finished, so that the aging degree of the sample is estimated.
The motor 53 drives the driving wheel 54 to rotate the driving wheel 54 to drive the second connecting rod 15 to vertically reciprocate, and drives the lamp holder 12 to vertically move through the first connecting rod 14.
The driving wheel 54 drives the two driven wheels 51 to rotate through the conveying belt 63, the driven wheels 51 drive the threaded pipe 21 to rotate, and the threaded shaft 22 is in a limiting state because the threaded shaft 22 is spliced with the limiting piece 33, and the threaded shaft 22 moves to the side close to the sample in the process of being in threaded connection with the threaded pipe 21, so that the pressing strip 3 is driven to move to the side close to the sample.
After the pressing bar 3 abuts against the sample, the pressing member 4 is pressed to move toward the side close to the threaded tube 21, the pressing member 4 abuts against the fitting member 44 through the fitting groove 43, and the fitting member 44 is pushed to move toward the side away from the threaded shaft 22, so that the stopper 33 is separated from the threaded shaft 22. After the threaded shaft 22 loses the limit function, the threaded shaft starts to rotate along with the threaded pipe 21, and the pressing bar 3 stops moving.
The above embodiments are not intended to limit the scope of the application, so that the equivalent changes of the structure, shape and principle of the application are covered by the scope of the application.
Claims (6)
1. The automobile interior and exterior trim thermal oxidation aging detection device comprises a detection cabinet (1) and an electronic weighing device (65) fixed in the detection cabinet (1), and is characterized by further comprising two threaded pipes (21) which are respectively rotatably arranged on the inner sides of the detection cabinet (1), wherein threaded shafts (22) are connected with the threaded pipes (21) in an internal threaded mode, one ends of the threaded shafts (22) far away from the threaded pipes (21) are rotatably connected with pressing strips (3), two sides of the pressing strips (3) are respectively connected with the inner wall of the detection cabinet (1) in a sliding mode, two groups of braking mechanisms for driving the pressing strips (3) to abut against a sample and then stop moving are arranged on the pressing strips (3), each braking mechanism comprises a limiting piece (33) which is connected with the pressing strips (3) in a sliding mode along the radial direction of the threaded shafts (22) and a pressing piece (4) which is connected with the pressing strips (3) in a sliding mode along the axial direction of the threaded shafts (22), first sliding grooves (32) are respectively formed in two sides of the circular holes (31) which are far away from the threaded pipes (21), the first sliding grooves (32) are respectively formed in two sides of the circular holes (31), and the first sliding grooves (32) are respectively connected with the first sliding grooves (32), the limiting piece (33) is used for being inserted into the threaded shaft (22) through the limiting groove (34), two second sliding grooves (41) are formed in one side, away from the threaded pipe (21), of the pressing strip (3), the pressing strip (3) is axially connected with the pressing piece (4) through the second sliding grooves (41) in a sliding mode along the threaded shaft (22), a limiting piece (42) used for limiting a sample is fixed on one side, away from the threaded pipe (21), of the pressing piece (4), a matching groove (43) is formed in one side, close to the threaded pipe (21), of the pressing piece (4), a matching piece (44) used for being inserted into the matching groove (43) is fixed on one side, away from the threaded pipe (21), of the limiting piece (33), first inclined planes (45) are formed in the inner sides, opposite to the matching groove (43), of the matching piece (44), of the driving piece (4) and the driving piece (43) in a sliding mode, of the driving mechanism (5) is arranged on the outer side, and used for driving the driving piece (21) in a sliding mode, the driving mechanism (5) comprises a driven wheel (51) fixed on the outer sides, opposite to the two threaded pipes (21), respectively, one side, of the driving wheel (52) and the driving wheel (52) is fixed on the outer wall, of the driving wheel (1) respectively, and two driving wheels (52) are fixed on the driving wheel (52) respectively, and the driving wheel (53) are fixed on the driving wheel (54 respectively, the detecting cabinet is characterized in that two groups of transmission assemblies (6) are arranged on the outer wall of the detecting cabinet (1), each transmission assembly (6) comprises two supporting pieces (61) fixed on the outer wall of the detecting cabinet (1) and a transmission wheel (62) rotatably installed at the end parts of the two supporting pieces (61), and a transmission belt (63) is sleeved on the outer peripheral surfaces of the driving wheel (54), the driven wheel (51) and the transmission wheel (62).
2. The device for detecting the thermal oxidation aging of the automotive interior and exterior trim according to claim 1, wherein a first guide plate (35) is fixed on one side, close to the threaded pipe (21), of the limiting piece (33), a first guide groove (36) is formed on one side, close to the threaded pipe (21), of the first sliding groove (32), and the first guide plate (35) is slidably connected with the pressing strip (3) along the radial direction of the threaded shaft (22) through the first guide groove (36).
3. The device for detecting the thermal oxidative aging of the automobile interior and exterior trim according to claim 2, wherein a first spring (37) is fixed on one side, far away from the threaded shaft (22), of the first guide piece (35), and one end, far away from the first guide piece (35), of the first spring (37) is fixedly connected with the pressing strip (3) through a first guide groove (36).
4. The device for detecting the thermal oxidative aging of the automotive interior and exterior trim according to claim 1, wherein second guide plates (46) are respectively fixed on the opposite outer sides of the two pressing pieces (4), second guide grooves (47) are fixed on the side wall of one side, far away from the threaded shaft (22), of the second sliding groove (41), and the second guide plates (46) are axially slidably arranged in the second guide grooves (47) along the threaded shaft (22).
5. The device for detecting the thermal oxidative aging of the automobile interior and exterior trim according to claim 4, wherein a second spring (64) is fixed on one side, close to the threaded pipe (21), of the second guide piece (46), and one end, far away from the second guide piece (46), of the second spring (64) is fixedly connected with the pressing strip (3) through a second guide groove (47).
6. The automobile interior and exterior trim thermo-oxidative aging detection device according to claim 1 is characterized in that a mounting hole (11) is formed in the side wall of the detection cabinet (1), a lamp holder (12) is connected to the detection cabinet (1) in a sliding mode along the vertical direction through the mounting hole (11), a detection lamp (13) for irradiating a sample is fixed on one side, away from a motor (53), of the lamp holder (12), a first connecting rod (14) is connected to one side, close to the motor (53), of the lamp holder (12), a second connecting rod (15) is hinged to the end portion of the first connecting rod (14), an eccentric shaft (16) is fixed on one end, away from the first connecting rod (14), of the second connecting rod (15), and one end, away from the eccentric shaft (16), of the second connecting rod (15) is fixed on one side, away from the motor (53), of a driving wheel (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110443787.9A CN113092351B (en) | 2021-04-23 | 2021-04-23 | Thermal oxygen aging detection device for automobile interior and exterior |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110443787.9A CN113092351B (en) | 2021-04-23 | 2021-04-23 | Thermal oxygen aging detection device for automobile interior and exterior |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113092351A CN113092351A (en) | 2021-07-09 |
| CN113092351B true CN113092351B (en) | 2025-01-07 |
Family
ID=76679643
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