CN112098309A - Automobile part aging period testing device and testing method thereof - Google Patents
Automobile part aging period testing device and testing method thereof Download PDFInfo
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- CN112098309A CN112098309A CN202010925169.3A CN202010925169A CN112098309A CN 112098309 A CN112098309 A CN 112098309A CN 202010925169 A CN202010925169 A CN 202010925169A CN 112098309 A CN112098309 A CN 112098309A
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- 238000012360 testing method Methods 0.000 title claims abstract description 183
- 230000032683 aging Effects 0.000 title claims abstract description 70
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 102
- 239000007921 spray Substances 0.000 claims abstract description 31
- 238000001816 cooling Methods 0.000 claims description 13
- 238000005507 spraying Methods 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 11
- 238000005485 electric heating Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 2
- 238000004064 recycling Methods 0.000 abstract 1
- 238000009864 tensile test Methods 0.000 abstract 1
- 238000005057 refrigeration Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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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
- G01N17/002—Test chambers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
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Abstract
The invention discloses an automobile part aging period testing device and a testing method thereof. The automobile part aging period testing device has a rotating function, and can drive parts to rotate during testing, so that the parts can be uniformly heated and sprayed to water in all directions, aging uniformity is improved, secondly, the parts can be subjected to tensile testing after aging, aging and testing are integrated, functionality is higher, in addition, spray water can be filtered and cooled for recycling, the spray water is closer to the actual used rainwater temperature, and accuracy of a testing result is improved.
Description
Technical Field
The invention relates to the field of testing devices, in particular to an automobile part aging period testing device, and more particularly relates to an automobile part aging period testing device and an automobile part aging period testing method.
Background
The rubber material part in the automobile part usually plays a sealing role, and the rubber belongs to a consumable product, so that the aging test is usually carried out when the automobile part leaves a factory, the service life of the rubber is tested, the rubber is usually stored for 24 hours under the condition of high temperature of 72 ℃, the service life is equivalent to 6 months in the natural environment, the longer the service life is, the higher the quality is represented, and therefore, the automobile part aging period testing device is required to be used;
the conventional automobile part aging period testing device has certain defects to be improved when in use, and firstly, the device does not have a part rotating function, the testing part is usually sprayed with water and then aged at high temperature, the traditional part is directly placed on a table board, so that the bottom of the part cannot be contacted with water, and the bottom of the part is obstructed by a contact surface with the table board and also has a poor heating effect, so that the aging is not uniform, the testing accuracy is greatly reduced, and the device is not beneficial to use; secondly, the traditional automobile part aging period testing device only has the function of aging a part, the aging speed needs to be increased through testing the aging period, then the actual aging speed is calculated according to the proportion, and after aging, the tensile force of the part needs to be tested through external equipment so as to judge the aging structure; in addition, do not possess the function that the shower water filtered the cooling, the shower water can carry partial part surface's residue after spraying, appears blocking up the phenomenon of shower nozzle easily, and on the other hand the water that sprays can be heated at the in-process that experimental storehouse flows, leads to spun water once more and can appear the phenomenon of high temperature, and there is very big difference with the temperature that the part contacted when normal use, leads to appearing test effect and actual existence difference, and the test accuracy is poor.
Disclosure of Invention
The invention mainly aims to provide a device for testing the aging period of automobile parts, which can effectively solve the problems that the rotation function of the parts is not realized in the background technology, the parts to be tested are usually sprayed by water and then aged at high temperature, the traditional parts are directly placed on a table board, the bottom of the parts cannot contact with the water, the bottom of the parts is blocked by a contact surface with the table board, the heating effect is poor, the aging is not uniform, the testing accuracy is greatly reduced, and the use is not facilitated; secondly, the traditional automobile part aging period testing device only has the function of aging a part, the aging speed needs to be increased through testing the aging period, then the actual aging speed is calculated according to the proportion, and after aging, the tensile force of the part needs to be tested through external equipment so as to judge the aging structure; in addition, do not possess the function that the shower water filtered the cooling, the shower water can carry partial part surface's residue after spraying, the phenomenon of blockking up the shower nozzle appears easily, and on the other hand the water that sprays can be heated at the in-process that experimental storehouse flows, leads to spun water once more and can appear the phenomenon of high temperature, and there is very big difference with the temperature that the part contacted when normal use, leads to appearing test effect and actual existence difference, the poor technical problem of test accuracy.
In order to achieve the purpose, the invention adopts the technical scheme that:
an automobile part aging period testing device comprises a test box body, wherein a water box door is movably arranged at the bottom of one side of the front part of the test box body, a test box door is movably arranged at the position, above the water box door, of the front part of the test box body, a first transparent window is embedded and installed at the middle position of the front surface of the test box door, a front baffle is fixedly installed at the bottom of the other side of the front part of the test box body, a test box door is movably installed at the position, above the front baffle, of the test box body, a second transparent window is embedded and installed at the middle position of the front surface of the test box door, a display panel is embedded and installed at the position, above the test box door, of the front part of the test box body, a test chamber is arranged at the rear part of the test box door, and an electric heating tube, the testing device comprises a testing chamber and a testing chamber, wherein a spray head is fixedly arranged at the top of the interior of the testing chamber, a water tank is arranged at the rear part of a testing chamber door in the interior of the testing chamber, a water pump is fixedly arranged at the bottom of the interior of the water tank, a leakage net is fixedly connected to the bottom of the interior of the testing chamber, a filtering and cooling mechanism is arranged in the water tank, the filtering and cooling mechanism comprises a filter screen, a refrigerating sheet, a spiral pipe, a first fan and a second fan, a rotating mechanism is arranged at the middle position of the interior of the testing chamber, the rotating mechanism comprises a screw rod, a shaft seat, a first clamping block, a second clamping block, a rotating motor, a nut, a clamping groove, a clamping tooth, a pressing sheet, a fastening bolt and a notch, the testing chamber is arranged at the rear part of the testing chamber door in the interior of the testing chamber, a motor chamber is, the testing mechanism comprises a screw rod, a testing motor, a fixed seat, a tension sensor, a first chuck, a sliding seat, a second chuck, a clamping plate and a clamping bolt.
As a further scheme of the invention, the filter screen is inserted into the water tank close to the top, the refrigeration sheet is fixedly installed at one side of the inside of the water tank, the spiral pipe is fixedly installed at the rear part of the inside of the test box body, and the first fan and the second fan are fixedly installed at one side of the rear part of the test box body.
As a further scheme of the invention, one end of the spiral pipe is fixedly connected with a water outlet of the water pump, and the other end of the spiral pipe is fixedly connected with a water inlet of the spray header.
As a further scheme of the invention, the screw is rotatably mounted in the middle inside the test chamber through the shaft seat, the first clamping block and the second clamping block are both sleeved outside the screw, the rotating motor is fixedly mounted on one side of the test chamber box body, the nut is in threaded connection with the outside of the screw, the clamping groove is formed in the surface of one side of the first clamping block, the pressing sheet is in sliding connection with the inside of the clamping groove, the latch is fixedly mounted on one side of the first clamping block and located at the lower position of the clamping groove, the fastening bolt is in threaded connection with the top of the first clamping block, and the notch is formed in the upper surface of the screw.
As a further scheme of the invention, an output shaft of the rotating motor is fixedly connected with one end of the screw, and one end of the fastening bolt is movably connected with the pressing sheet.
As a further scheme of the invention, the screw rod is vertically and rotatably connected to an internal center position of the test bin, the test motor is fixedly installed at an internal top position of the motor bin, the fixed seat is fixedly installed at an internal top position of the test bin, the tension sensor is fixedly installed at the bottom of the fixed seat, the first chuck is fixedly installed at the bottom of the tension sensor, the sliding seat is slidably connected to the inside of the test bin at a position below the fixed seat, the second chuck is fixedly installed at the upper part of the sliding seat, the second chuck is in an L shape, the clamping plate is slidably connected to a bent part of the second chuck, and the clamping bolt is in threaded connection with one side of the clamping plate.
As a further scheme of the invention, an output shaft of the test motor is fixedly connected with one end of the screw rod, and the clamping bolt penetrates through the clamping plate and is movably connected with the second chuck.
As a further scheme of the invention, the first chuck vertically corresponds to the second chuck, and the screw rod is in threaded connection with the sliding seat.
A test method of an aging period test device of an automobile part specifically comprises the following steps:
the method comprises the following steps: opening a test box door, installing a part to be tested by using a rotating mechanism, during operation, firstly rotating four screw caps to enable each screw cap to fall off the side surfaces of a first clamping block and a second clamping block, then sliding the first clamping block and the second clamping block outside a screw rod until the distance between the first clamping block and the second clamping block is approximately equal to the length of the part, then placing the part into the clamping groove, rotating a fastening bolt, pushing a pressing sheet to vertically downwards through the fastening bolt, pressing the part into the clamping groove through the pressing sheet, and then rotating the four screw caps to enable the four screw caps to be respectively attached to two sides of the first clamping block and the second clamping block, so that the part can be installed, or placing the part between the first clamping block and the second clamping block, and pushing the first clamping block and the second clamping block to clamp the part through rotating the screw caps;
step two: when the test device works, the water pump works, water is conveyed into the spray header through the spiral pipe and is sprayed into the test bin through the spray header, meanwhile, the electric heating pipe works to improve the temperature of the test bin, the rotary motor works to drive the screw to rotate through the shaft seat, so that the part is driven to rotate through the first clamping block and the second clamping block, the sprayed water is sprayed outside the part, and the part is aged by matching with high temperature generated by the electric heating pipe;
step three: when spraying, spraying water falls into the water tank through the leakage net after passing through the parts, is filtered by the filter screen before entering the water tank, is cooled by the refrigerating sheet after entering the water tank, and is conveyed to the inside of the spiral pipe again by the water pump;
step four: after ageing work, open the test chamber door, take out the part, open the test chamber door simultaneously, place the part the department of buckling of first chuck and second chuck inboard, rotate clamping bolt again, clamping bolt promotes the splint through the screw action and removes, thereby it is fixed with the part centre gripping, start test motor work at a slow speed, drive the slow rotation of lead screw, the lead screw drives the perpendicular lapse of sliding seat, thereby tensile part, force sensor experiences the pulling force, show through display panel, after the part is broken, record the pulling force value, then compare with the part pulling force value before not ageing.
Compared with the prior art, the invention has the following beneficial effects:
the part is placed in the clamping groove by arranging the rotating mechanism, the fastening bolt is rotated, the fastening bolt pushes the pressing sheet to vertically downwards, the part is pressed in the clamping groove by the pressing sheet, then the four screw caps are rotated to enable the four screw caps to be respectively attached to two sides of the first clamping block and the second clamping block, the part can be installed, the part can also be placed between the first clamping block and the second clamping block, the first clamping block and the second clamping block are pushed to clamp the part by rotating the screw caps, the rotating motor works to drive the screw rod to rotate through the shaft seat, so that the part is driven to rotate through the first clamping block and the second clamping block, the spraying water is sprayed outside the part, compared with the traditional method that the part is directly placed on the table board, the phenomenon that the contact surface between the part and the table board is shielded by the table board is avoided, on one hand, the part can be sprayed in all directions, on the other hand, the parts can be heated more uniformly, the aging uniformity of the parts is greatly improved, two part mounting modes that the fastening bolt pushes the pressing sheet to press the parts and the nut pushes the first clamping block and the second clamping block to clamp the parts are adopted, the mounting is more convenient, and the clamping device is suitable for parts of different shapes and has a wide application range;
by arranging the testing mechanism, a part is placed on the inner side of a bent part of the first chuck and the second chuck, then the clamping bolt is rotated, the clamping bolt pushes the clamping plate to move through the action of threads, so that the part is clamped and fixed, the testing motor is started to work slowly to drive the screw rod to rotate slowly, the screw rod drives the sliding seat to move vertically downwards, so that the part is stretched, the tension sensor senses the tension, the tension is displayed through the display panel, when the part is broken through pulling, the tension value is recorded, and then the tension value is compared with the tension value of the part before aging, compared with the traditional automobile part aging period testing device, the device needs to operate a stretching test through other machines after aging, integrates aging and testing, can directly perform the stretching test after aging, improves the functionality of the device, and is more convenient to use;
by arranging the filtering and cooling mechanism, the spray water falls into the water tank through the leakage net after passing through the part, the spray water is filtered by the filter screen before entering the water tank, the spray water is cooled by the refrigerating sheet after entering the water tank, the cooled water is conveyed into the spiral pipe by the water pump again, when the water flows in the spiral pipe, the first fan and the second fan work to generate wind power to increase the air circulation speed outside the spiral pipe and cool the spiral pipe, the cooled water is sprayed out through the spray header again, the spray water can be heated by high temperature in the test bin during spraying and can carry partial sundries, through the filtering and cooling mechanism, on one hand, the phenomenon that the spray header is blocked by the sundries is avoided, on the other hand, the spray water can be kept close to the temperature of rainwater during actual use all the time, the aging result caused by high temperature of the spray water is avoided, and the aging accuracy is improved, the practicality is higher.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an aging period testing device for automobile parts according to the present invention;
FIG. 2 is a schematic diagram of an internal structure of the aging period testing device for automobile parts according to the present invention;
FIG. 3 is a rear view of an apparatus for testing aging period of automobile parts according to the present invention;
FIG. 4 is an enlarged view of A in FIG. 2 of an apparatus for testing aging period of automobile parts according to the present invention;
FIG. 5 is a side view of a nut, a screw and a first clamping block of the device for testing the aging period of the automobile parts according to the present invention;
FIG. 6 is an enlarged view of a second chuck of the aging cycle testing apparatus for automobile parts according to the present invention.
In the figure: 1. a test chamber body; 2. a water tank door; 3. a test box door; 4. a first transparent window; 5. testing the box door; 6. a second transparent window; 7. a display panel; 8. a front baffle; 9. a test bin; 10. an electric heating tube; 11. a shower head; 12. a water tank; 13. a water pump; 14. a leakage net; 15. a filtering and cooling mechanism; 1501. a filter screen; 1502. a refrigeration plate; 1503. a spiral tube; 1504. a first fan; 1505. a second fan; 16. a rotation mechanism; 1601. a screw; 1602. a shaft seat; 1603. a first clamping block; 1604. a second clamp block; 1605. a rotating electric machine; 1606. a nut; 1607. a clamping groove; 1608. clamping teeth; 1609. a compression sheet; 1610. fastening a bolt; 1611. a notch; 17. a test bin; 18. a motor compartment; 19. a testing mechanism; 1901. a screw rod; 1902. testing the motor; 1903. a fixed seat; 1904. a tension sensor; 1905. a first chuck; 1906. a sliding seat; 1907. a second chuck; 1908. a splint; 1909. and clamping the bolt.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-6, an aging period testing device for automobile parts comprises a test box body 1, a water box door 2 is movably installed at the bottom position of one side of the front part of the test box body 1, a test box door 3 is movably installed at the position of the front part of the test box body 1, a first transparent window 4 is embedded and installed at the middle position of the front surface of the test box door 3, a front baffle 8 is fixedly installed at the bottom position of the other side of the front part of the test box body 1, a test box door 5 is movably installed at the position of the front part of the test box body 1, a second transparent window 6 is embedded and installed at the middle position of the front surface of the test box door 5, a display panel 7 is embedded and installed at the position of the front part of the test box body 1, a test chamber 9 is arranged at the rear part of the test box door 3 inside the test, an electric heating tube 10 is embedded in the rear part of the interior of the test chamber 9, a spray header 11 is fixedly mounted at the top part of the interior of the test chamber 9, a water tank 12 is arranged at the rear part of the test chamber door 5 in the interior of the test chamber 1, a water pump 13 is fixedly mounted at the bottom part of the interior of the water tank 12, a leakage net 14 is fixedly connected at the bottom part of the interior of the test chamber 9, a filtering and cooling mechanism 15 is arranged in the water tank 12, the filtering and cooling mechanism 15 comprises a filter screen 1501, a refrigerating sheet 1502, a spiral pipe 1503, a first fan 1504 and a second fan 1505, a rotating mechanism 16 is arranged at the central position in the interior of the test chamber 9, the rotating mechanism 16 comprises a screw 1601, an axle seat 1602, a first clamping block 1603, a second clamping block 1604, a rotating motor 1605, a screw cap 1606, a clamping groove 1607, a clamping tooth 1608, a pressing sheet 1609, a fastening bolt 1610 and a notch 1611, a motor cabin 18 is arranged in the test box body 1 and positioned at the rear part of the front baffle 8, a test mechanism 19 is arranged between the test cabin 17 and the motor cabin 18, and the test mechanism 19 comprises a screw rod 1901, a test motor 1902, a fixed seat 1903, a tension sensor 1904, a first chuck 1905, a sliding seat 1906, a second chuck 1907, a clamping plate 1908 and a clamping bolt 1909;
the filter screen 1501 is inserted into the water tank 12 near the top, the refrigeration sheet 1502 is fixedly installed at one side of the inside of the water tank 12, the spiral tube 1503 is fixedly installed at the rear of the inside of the test box body 1, and the first fan 1504 and the second fan 1505 are fixedly installed at one side of the rear of the test box body 1; one end of the spiral tube 1503 is fixedly connected with a water outlet of the water pump 13, and the other end of the spiral tube 1503 is fixedly connected with a water inlet of the spray header 11; the screw 1601 is rotatably installed in the middle inside the test chamber 9 through the shaft seat 1602, the first clamping block 1603 and the second clamping block 1604 are both sleeved outside the screw 1601, the rotating electric machine 1605 is fixedly installed on one side of the test chamber box body 1, the nut 1606 is in threaded connection with the outside of the screw 1601, the clamping groove 1607 is arranged on one side surface of the first clamping block 1603, the pressing sheet 1609 is in sliding connection with the inside of the clamping groove 1607, the latch 1608 is fixedly installed on one side of the first clamping block 1603 and is located below the clamping groove 1607, the fastening bolt 1610 is in threaded connection with the top of the first clamping block 1603, and the notch 1611 is arranged on the upper surface of the screw 1601; an output shaft of the rotary motor 1605 is fixedly connected with one end of the screw 1601, and one end of the fastening bolt 1610 is movably connected with the pressing piece 1609; the screw rod 1901 is vertically and rotatably connected to the central position inside the test chamber 17, the test motor 1902 is fixedly mounted at the top position inside the motor chamber 18, the fixing seat 1903 is fixedly mounted at the top position inside the test chamber 17, the tension sensor 1904 is fixedly mounted at the bottom of the fixing seat 1903, the first chuck 1905 is fixedly mounted at the bottom of the tension sensor 1904, the sliding seat 1906 is slidably connected to the lower position inside the test chamber 17 and below the fixing seat 1903, the second chuck 1907 is fixedly mounted at the upper part of the sliding seat 1906, the second chuck 1907 is L-shaped, the clamping plate 1908 is slidably connected to the bent part of the second chuck 1907, and the clamping bolt 1909 is in threaded connection with one side of the clamping plate 1908; an output shaft of the test motor 1902 is fixedly connected with one end of the screw rod 1901, and a clamping bolt 1909 penetrates through the clamping plate 1908 and is movably connected with the second clamping head 1907; the first collet 1905 vertically corresponds to the second collet 1907, and the lead screw 1901 is threadedly coupled to the sliding seat 1906.
A test method of an aging period test device of an automobile part specifically comprises the following steps:
the method comprises the following steps: the test chamber door 3 is opened, the part to be tested is mounted by the rotating mechanism 16, when in operation, the four screw caps 1606 are firstly rotated, such that each nut 1606 drops off the side of first block 1603 and second block 1604, the first block 1603 and the second block 1604 are then slid outside the screw 1601, until the spacing between the first block 1603 and the second block 1604 is approximately equal to the length of the part, then the part is placed inside the clip slot 1607, the fastening bolt 1610 is rotated, the pressing piece 1609 is pushed vertically downward by the fastening bolt 1610, the part is pressed inside the clip slot 1607 by the pressing piece 1609, then, the four nuts 1606 are rotated, so that the four nuts 1606 respectively abut on two sides of the first clamping block 1603 and the second clamping block 1604, the installation of the part may be completed, or the part may be placed between the first block 1603 and the second block 1604, the nut 1606 is rotated to push the first clamping block 1603 and the second clamping block 1604 to clamp the part;
step two: when the device works, the water pump 13 works, water is conveyed into the spray header 11 through the spiral pipe 1503 and sprayed into the test bin 9 through the spray header 11, meanwhile, the electric heating pipe 10 works to improve the temperature of the test bin 9, the rotary motor 1605 works to drive the screw 1601 to rotate through the shaft seat 1602, so that the part is driven to rotate through the first clamping block 1603 and the second clamping block 1604, the sprayed water is sprayed outside the part, and the part is aged by matching with high temperature generated by the electric heating pipe 10;
step three: during spraying, spraying water falls into the water tank 12 through the leakage net 14 after passing through parts, is filtered by the filter screen 1501 before entering the water tank 12, is cooled by the refrigerating sheet 1502 after entering the water tank 12, is conveyed to the interior of the spiral tube 1503 again by the water pump 13 after being cooled, when the water flows in the spiral tube 1503, the first fan 1504 and the second fan 1505 work to generate wind power, the circulation speed of air outside the spiral tube 1503 is increased, the spiral tube 1503 is cooled, and the cooled water is sprayed out through the spraying head 11 again;
step four: after the aging work is finished, the test box door 3 is opened, the part is taken out, the test box door 5 is opened simultaneously, the part is placed at the inner side of the bending part of the first clamping head 1905 and the second clamping head 1907, the clamping bolt 1909 is rotated again, the clamping bolt 1909 pushes the clamping plate 1908 to move through the thread action, so that the part is clamped and fixed, the test motor 1902 is started to work at a low speed, the lead screw 1901 is driven to rotate slowly, the lead screw 1901 drives the sliding seat 1906 to move vertically downwards, therefore, the part is stretched, the tension sensor 1904 feels the tension, the display panel 7 displays the tension, when the part is broken, the tension value is recorded, and then the tension value is compared with the tension value of the part before.
The invention can complete the installation of the part by arranging the rotating mechanism 16 to place the part in the clamping groove 1607, rotating the fastening bolt 1610, pushing the pressing sheet 1609 to vertically downwards by the fastening bolt 1610, pressing the part in the clamping groove 1607 by the pressing sheet 1609, then rotating the four screw caps 1606 to make the four screw caps 1606 respectively attached to two sides of the first clamping block 1603 and the second clamping block 1604, and also can place the part between the first clamping block 1603 and the second clamping block 1604, pushing the first clamping block 1603 and the second clamping block 1604 to clamp the part by rotating the screw caps 1606, the rotating motor 1605 works to drive the screw 1601 to rotate through the shaft seat 1602, thereby driving the part to rotate through the first clamping block 1603 and the second clamping block 1604, so that the spraying water is sprayed on the outer part, compared with the traditional method of directly placing the part on a table top, the phenomenon that the contact surface between the part and the table top is shielded by the table top is avoided, on one hand, the parts can be sprayed with water in all directions, on the other hand, the parts can be heated more uniformly, the aging uniformity of the parts is greatly improved, and two parts mounting modes that the fastening bolt 1610 pushes the pressing sheet 1609 to press the parts and the nut 1606 pushes the first clamping block 1603 and the second clamping block 1604 to clamp the parts are adopted, so that the mounting is more convenient and faster, the part mounting device is suitable for parts of various shapes, and the application range is wide; by arranging the testing mechanism 19, a part is placed on the inner side of a bent part of the first chuck 1905 and the second chuck 1907, then the clamping bolt 1909 is rotated, the clamping bolt 1909 pushes the clamping plate 1908 to move through the action of threads, so that the part is clamped and fixed, the testing motor 1902 is started to work slowly to drive the screw rod 1901 to rotate slowly, the screw rod 1901 drives the sliding seat 1906 to move vertically downwards, so that the part is stretched, the tension sensor 1904 senses the tension, the tension is displayed through the display panel 7, when the part is pulled off, the tension value is recorded, and then the tension value is compared with the tension value of the part before aging, compared with the conventional automobile part aging period testing device, the stretching test needs to be operated through other machines after aging, the device integrates aging and testing, can be used for directly performing the stretching test after aging, the functionality of the device is improved, and the use is more convenient; by arranging the filtering and cooling mechanism 15, the spray water falls into the water tank 12 through the leakage net 14 after passing through the parts, is filtered by the filter screen 1501 before entering the water tank 12, is cooled by the refrigerating sheet 1502 after entering the water tank 12, is conveyed to the inside of the spiral tube 1503 again by the water pump 13, when the inside of the spiral tube 1503 flows, the first fan 1504 and the second fan 1505 work to generate wind power to increase the circulation speed of the air outside the spiral tube 1503 to cool the spiral tube 1503, the cooled water is sprayed out through the spray head 11 again, the spray water is heated by the high temperature in the test chamber 9 when spraying, and carries partial sundries, through the filtering and cooling mechanism 15, on one hand, the phenomenon that the spray head 11 is blocked by the sundries is avoided, on the other hand, the spray water can be kept close to the temperature of rainwater in actual use all the time, and the aging result is prevented from being influenced by the high temperature of the spray water, the aging accuracy is improved, and the practicability is higher.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides an auto parts aging cycle testing arrangement which characterized in that: including proof box (1), the anterior one side bottom position movable mounting of proof box (1) has water chamber door (2), the anterior top position movable mounting that is located water chamber door (2) of proof box (1) has experimental chamber door (3), the front surface position embedding placed in the middle of experimental chamber door (3) is installed first transparent window (4), baffle (8) before the anterior opposite side bottom position fixed mounting of proof box (1), the anterior top position movable mounting that is located preceding baffle (8) of proof box (1) has test chamber door (5), the front surface position embedding placed in the middle of test chamber door (5) installs second transparent window (6), the anterior top position embedding that is located test chamber door (5) of proof box (1) installs display panel (7), the inside rear portion that is located experimental chamber door (3) of proof box (1) is equipped with test chamber (9) The electric heating pipe (10) is embedded in the rear portion of the interior of the test bin (9), the spray header (11) is fixedly mounted at the top of the interior of the test bin (9), a water tank (12) is arranged at the rear portion, located on the test box door (5), of the interior of the test box body (1), a water pump (13) is fixedly mounted at the bottom of the interior of the water tank (12), a leakage net (14) is fixedly connected to the bottom of the interior of the test bin (9), a filtering and cooling mechanism (15) is arranged inside the water tank (12), the filtering and cooling mechanism (15) comprises a filter screen (1501), a refrigerating sheet (1502), a spiral pipe (1503), a first fan (1504) and a second fan (1505), a rotating mechanism (16) is arranged in the middle of the interior of the test bin (9), and the rotating mechanism (16) comprises a screw rod (1601), a shaft seat (, First clamp splice (1603), second clamp splice (1604), rotating electrical machines (1605), nut (1606), double-layered groove (1607), latch (1608), compressing pieces (1609), fastening bolt (1610) and breach (1611), the inside rear portion that is located test chamber door (5) of test chamber box (1) is equipped with test chamber (17), the inside rear portion that is located preceding baffle (8) of test chamber box (1) is equipped with motor storehouse (18), be equipped with testing mechanism (19) between test chamber (17) and motor storehouse (18), testing mechanism (19) are including lead screw (1901), test motor (1902), fixing base (1903), force sensor (1904), first chuck (1905), sliding seat (1906), second chuck (1907), splint (1908) and clamping bolt (1909).
2. The aging period testing device for the automobile parts as claimed in claim 1, wherein: the filter screen (1501) is inserted into the water tank (12) and close to the top, the refrigerating sheet (1502) is fixedly installed at one side of the inside of the water tank (12), the spiral pipe (1503) is fixedly installed at the rear position of the inside of the test box body (1), and the first fan (1504) and the second fan (1505) are fixedly installed at one side of the rear of the test box body (1).
3. The aging period testing device for the automobile parts as claimed in claim 1, wherein: one end of the spiral pipe (1503) is fixedly connected with a water outlet of the water pump (13), and the other end of the spiral pipe (1503) is fixedly connected with a water inlet of the spray header (11).
4. The aging period testing device for the automobile parts as claimed in claim 1, wherein: screw rod (1601) rotate through axle bed (1602) and install the inside position between two parties in experimental storehouse (9), the outside at screw rod (1601) is all established in first clamp splice (1603) and second clamp splice (1604), rotating electrical machines (1605) fixed mounting is in one side of experimental box (1), nut (1606) threaded connection is in the outside of screw rod (1601), press from both sides a side surface of establishing in first clamp splice (1603) groove (1607), compress tightly piece (1609) sliding connection is in the inside of pressing from both sides groove (1607), latch (1608) fixed mounting is located the below position of pressing from both sides groove (1607) in one side of first clamp splice (1603), fastening bolt (1610) threaded connection is at the top of first clamp splice (1603), breach (1611) are seted up the upper surface at screw rod (1601).
5. The aging period testing device for the automobile parts as claimed in claim 1, wherein: the output shaft of rotating electrical machines (1605) and the one end fixed connection of screw rod (1601), the one end and the compressing tightly piece (1609) swing joint of fastening bolt (1610).
6. The aging period testing device for the automobile parts as claimed in claim 1, wherein: the screw rod (1901) is vertically and rotatably connected with the central position in the test chamber (17), the test motor (1902) is fixedly arranged at the top position inside the motor cabin (18), the fixed seat (1903) is fixedly arranged at the top position inside the test chamber (17), the tension sensor (1904) is fixedly arranged at the bottom of the fixed seat (1903), the first chuck (1905) is fixedly arranged at the bottom of the tension sensor (1904), the sliding seat (1906) is connected in a sliding way in the test chamber (17) and is positioned at the lower position of the fixed seat (1903), the second clamping head (1907) is fixedly arranged at the upper part of the sliding seat (1906), the shape of the second clamping head (1907) is L-shaped, the clamping plate (1908) is slidably connected to the bent part of the second clamping head (1907), and the clamping bolt (1909) is in threaded connection with one side of the clamping plate (1908).
7. The aging period testing device for the automobile parts as claimed in claim 1, wherein: an output shaft of the test motor (1902) is fixedly connected with one end of the screw rod (1901), and the clamping bolt (1909) penetrates through the clamping plate (1908) and is movably connected with the second clamping head (1907).
8. The aging period testing device for the automobile parts as claimed in claim 1, wherein: the first clamping head (1905) vertically corresponds to the second clamping head (1907), and the screw rod (1901) is in threaded connection with the sliding seat (1906).
9. The testing method of the aging period testing device for the automobile parts, which is characterized by comprising the following steps:
the method comprises the following steps: opening a test box door (3), installing a part to be tested on the test box door by using a rotating mechanism (16), in operation, firstly rotating four screw caps (1606) to enable each screw cap (1606) to fall off the side surfaces of a first clamping block (1603) and a second clamping block (1604), then sliding the first clamping block (1603) and the second clamping block (1604) outside a screw rod (1601) until the distance between the first clamping block (1603) and the second clamping block (1604) is approximately equal to the length of the part, then placing the part inside a clamping groove (1607), rotating a fastening bolt (1610), pushing a pressing sheet (1609) to vertically downwards through the fastening bolt (1610), pressing the part inside the clamping groove (1607) through the pressing sheet (1609), and then rotating the four screw caps (1606) to enable the four screw caps (1606) to respectively attach to the two sides of the first clamping block (1603) and the second clamping block (1604), the part can be mounted, or the part can be placed between the first clamping block (1603) and the second clamping block (1604), and the first clamping block (1603) and the second clamping block (1604) are pushed to clamp the part by rotating the nut (1606);
step two: when the device works, a water pump (13) works, water is conveyed into a spray header (11) through a spiral pipe (1503) and sprayed inside a test bin (9) through the spray header (11), meanwhile, the electric heating pipe (10) works to improve the temperature of the test bin (9), a rotating motor (1605) works to drive a screw rod (1601) to rotate through a shaft seat (1602), so that a part is driven to rotate through a first clamping block (1603) and a second clamping block (1604), the sprayed water is sprayed outside the part, and the part is aged by matching with the high temperature generated by the electric heating pipe (10);
step three: when spraying, spraying water falls into the inside of the water tank (12) through the leakage net (14) after passing through the part, is filtered by the filter screen (1501) before entering the water tank (12), is cooled by the refrigerating sheet (1502) after entering the water tank (12), is conveyed to the inside of the spiral pipe (1503) again by the water pump (13), when the inside of the spiral pipe (1503) flows, the first fan (1504) and the second fan (1505) work to generate wind power, the circulation speed of air outside the spiral pipe (1503) is increased, the spiral pipe (1503) is cooled, and the cooled water is sprayed out through the spray head (11) again;
step four: after the aging work is finished, the test box door (3) is opened, the part is taken out, the test box door (5) is opened simultaneously, the part is placed to the inner side of the bending part of the first clamping head (1905) and the second clamping head (1907), the clamping bolt (1909) is rotated again, the clamping bolt (1909) pushes the clamping plate (1908) to move through the thread effect, so that the part is clamped and fixed, the test motor (1902) is started to work at a low speed, the lead screw (1901) is driven to rotate slowly, the lead screw (1901) drives the sliding seat (1906) to move vertically downwards, therefore, the part is stretched, the tension sensor (1904) feels the tension force, the display is performed through the display panel (7), after the part is pulled apart, the tension value is recorded, and then the tension value of the part before aging.
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