CN112858053A - Oxygen sensor durability detection device and detection method thereof - Google Patents
Oxygen sensor durability detection device and detection method thereof Download PDFInfo
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- CN112858053A CN112858053A CN202011449354.6A CN202011449354A CN112858053A CN 112858053 A CN112858053 A CN 112858053A CN 202011449354 A CN202011449354 A CN 202011449354A CN 112858053 A CN112858053 A CN 112858053A
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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
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
- G01N3/34—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces generated by mechanical means, e.g. hammer blows
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
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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
- G01N3/02—Details
- G01N3/04—Chucks
Abstract
The invention discloses an oxygen sensor durability detection device and a detection method thereof, wherein the detection device comprises a workbench, a movable installation piece is arranged on the workbench, a lifting rod for adjusting the height is fixedly arranged on the installation piece, a fixing piece for fixing an oxygen sensor is fixedly connected to the lifting rod, a control piece for rotating the fixing piece is fixedly arranged on one side of the installation piece, a first detection piece and a second detection piece are fixedly arranged on the workbench, a through groove is formed in the workbench, a first installation frame and a second installation frame are fixedly arranged on the workbench, a hydraulic rod is fixedly arranged on the first installation frame, a push block is fixedly arranged at the output end of the hydraulic rod, a first push rod is rotatably arranged in the first installation frame, one end of the first push rod is rotatably connected with the first installation frame, and the other end of the first push. The detection device and the detection method thereof fasten the oxygen sensor and perform durable detection on the oxygen sensor, and have the advantages of simple structure and convenient operation.
Description
Technical Field
The invention relates to a detection device, in particular to an oxygen sensor durability detection device and a detection method thereof.
Background
On engines that use three-way catalytic converters to reduce exhaust pollution, oxygen sensors are indispensable elements. When the air-fuel ratio of the mixture deviates from the theoretical air-fuel ratio, the purification capacity of the three-way catalyst for CO, HC and NOx is rapidly reduced, so that an oxygen sensor is arranged in an exhaust pipe to detect the concentration of oxygen in the exhaust gas, a feedback signal is sent to an ECU (electronic control unit), and the ECU controls the increase and decrease of the fuel injection quantity of an injector, so that the air-fuel ratio of the mixture is controlled to be close to the theoretical value. When the oxygen sensor is actually used, the oxygen sensor is easy to damage, the existing oxygen sensor is lack of durable detection, the detection structure is single, and the deviation of the detection result is large.
In order to solve the conventional problems, an oxygen sensor durability detection device and a detection method thereof are provided.
Disclosure of Invention
The invention aims to provide an oxygen sensor durability detection device and a detection method thereof, which solve the problems that the existing oxygen sensor is lack of durability detection, single in detection structure and large in detection result deviation.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a durable detection device of oxygen sensor, detection device includes the workstation, be equipped with mobilizable installed part on the workstation, the fixed lifter that is used for height-adjusting that is equipped with on the installed part, the last fastening connection of lifter has the mounting that is used for fixed oxygen sensor, and the fastening of installed part one side is equipped with the control that is used for rotating the mounting, and the workstation is fixed firmly first detection piece and second detection piece.
Be equipped with logical groove on the workstation, fixed first mounting bracket and the second mounting bracket of being equipped with on the workstation, the hydraulic stem has set firmly on the first mounting bracket, the fixed ejector pad that is equipped with of output of hydraulic stem, first mounting bracket internal rotation is equipped with first push rod, first push rod one end rotates with first mounting bracket to be connected, the other end rotates with the mounting bracket to be connected, be equipped with the spout on the first push rod, it is equipped with first slider to slide in the spout, first slider one end rotates with the ejector pad to be connected, the second mounting bracket internal rotation is equipped with double-end lead screw, the fixed second motor that is equipped with on the second mounting bracket, the output of second motor runs through second mounting bracket and double-end lead screw fastening connection.
One side of the mounting piece is provided with a second threaded hole and a first through hole, a mounting frame is fixedly arranged on the mounting piece, and a first bevel gear and a second bevel gear are rotationally arranged in the mounting frame.
The hand wheel is fixedly arranged at one end of the control piece, the limiting plate used for being matched with the limiting block is fixedly arranged at the other end of the control piece, a round hole is formed in the limiting plate, and a square groove is formed in the round hole.
The first detection piece comprises a mounting plate, one end of the mounting plate is provided with a through groove, a second rack is arranged in the through groove in a sliding mode, one end of the second rack is fixedly connected with an arc-shaped block used for impacting an oxygen sensor, an open groove and a second through hole are formed in one side of the mounting plate, a fixing plate is fixedly connected to one side of the mounting plate, a second gear is arranged on the fixing plate in a rotating mode, a swing rod is fixedly arranged on one side of the second gear, a limiting groove is formed in the swing rod, a U-shaped block is arranged in the limiting groove in a sliding mode, one end of the U-shaped block is matched with the limiting groove, the other end of the U-shaped block is rotatably provided with a hollow block, a third rack which is symmetrically distributed is arranged in the hollow block, an incomplete gear used for moving the hollow block is.
Further, it is equipped with the guide arm to lead to the inslot fastening, it is equipped with the lead screw to lead to the inslot rotation, workstation one side is fixed and is equipped with first motor, the output of first motor runs through the workstation and is connected with the lead screw fastening, be equipped with the shifting chute of symmetric distribution on the workstation, it is equipped with the installation piece to slide in the shifting chute, be equipped with the first screw hole of symmetric distribution on the installation piece, it is equipped with the movable block of symmetric distribution to slide in the second mounting bracket, double-end lead screw runs through the movable block and with movable block screw-thread fit, movable block one side is rotated and is connected with the second push rod, second push rod.
Further, first bevel gear and second bevel gear meshing, the fastening of installing frame one side is equipped with fixed frame, the fixed frame internal rotation is equipped with the pivot, pivot one end and second bevel gear fastening connection, the other end fastening is equipped with the stopper, the fixed block strip that is equipped with in the pivot, it is equipped with the rotation piece to rotate on the installing frame, it is connected with first bevel gear fastening connection to rotate the piece, the fixed bracing piece that is equipped with on the rotation piece, it is equipped with the installation piece of symmetric distribution to slide on the bracing piece, the installation piece rotates with the lifter and is connected, it is equipped with first gear to rotate in the installation piece, the fixed third motor that is equipped with in installation piece one side, the output of third motor runs through installation piece and first gear.
Furthermore, the first rack is matched with the first gear, the second threaded hole is matched with the lead screw, and the first through hole is matched with the guide rod.
Furthermore, the lower end of the fixing part is tightly provided with first straight rods which are symmetrically distributed, the first straight rods are provided with symmetrically distributed supporting blocks in a sliding manner, the supporting blocks are rotatably connected with the lifting rod, symmetrically distributed vertical plates are fixedly arranged on the fixing part, symmetrically distributed fixed rods are tightly arranged between the vertical plates, symmetrically distributed clamping blocks for fixing the head of the oxygen sensor are arranged on the fixed rods in a sliding manner, a lock catch for fixing the clamping blocks is fixedly arranged on the clamping block, one end of the clamping block is tightly provided with a first spring for fastening the oxygen sensor, one end of the first spring is tightly connected with the clamping block, the other end of the first spring is tightly connected with the vertical plates, the lower end of the clamping block is rotatably provided with a connecting rod for moving the clamping block, the fixing part is provided with a groove, a second straight rod is fixedly arranged in the groove, a second sliding block is slidably arranged on the second straight rod, the, the fixing piece is fixedly provided with an installation block used for fixing the tail of the oxygen sensor, a pressing plate is arranged in the installation block in a sliding mode, the installation block is fixedly provided with an air cylinder, and the output end of the air cylinder is fixedly connected with the pressing plate.
Furthermore, the control piece is matched with the fixed frame, the round hole is matched with the rotating shaft, and the square groove is matched with the clamping strip.
Furthermore, the second gear is matched with the second rack, the incomplete gear is matched with the third rack, and the screw penetrates through the second through hole to be matched with the first threaded hole.
Further, the second detects the piece and includes the fixed block, be equipped with the third through hole of symmetric distribution on the fixed block, fixed block one side fastening is equipped with the mount, the mount internal rotation is equipped with the cylinder, cylinder one side is equipped with array distribution's dog, the fixed fifth motor that is equipped with in mount one side, the output and the cylinder fastening connection of fifth motor, mount one end is rotated and is equipped with the detection pole, detection pole one end fastening is equipped with and is used for detecting the durable tup of oxygen sensor, other end fastening connection has the second spring, the lower extreme fastening of tup is equipped with pressure sensor.
Further, the screw rod passes through the third through hole and cooperates with first screw hole.
A detection method of an oxygen sensor comprises the following steps:
s1 fixed oxygen sensor
The oxygen sensor fixing device comprises a lock catch, a pull rod, clamping blocks, an air cylinder, a clamping plate and an oxygen sensor, wherein the lock catch is opened firstly, the pull rod is pulled, the clamping blocks are opened, the head of the oxygen sensor is placed between the clamping blocks, the pull rod is loosened, a first spring pushes the clamping blocks to clamp the oxygen sensor, the lock catch is locked again, the tail of the oxygen sensor is placed in an installation block, and the air cylinder pushes the pressing plate.
S2 connecting element
The oxygen sensor is connected in parallel with a high-impedance voltmeter to detect the voltage change of the oxygen sensor.
S3, adjusting position
And the control piece is pulled out of the fixed frame, the hand wheel is rotated, the first bevel gear and the second bevel gear are used for transmission, the rotating piece is rotated, the position of the oxygen sensor is adjusted, the third motor is rotated, the mounting block is moved, the lifting rod is extended, and the detection height is adjusted.
S4, primary detection
First motor control lead screw rotates, removes oxygen sensor to first mounting bracket department, and the extension of first hydraulic stem, first push rod rotate, promote first detection piece and remove, and incomplete gear rotates, removes hollow block, through U-shaped piece pulling pendulum rod, makes second gear revolve, makes second rack reciprocating motion, promotes the arc piece and carries out once detection, record voltage change to oxygen sensor.
S5, secondary detection
First motor control lead screw rotates, removes oxygen sensor to second mounting bracket department, and double-end lead screw rotates, and the movable block removes, and the second push rod promotes the second and detects a removal, and the cylinder rotates fast, works as first dog and test bar cooperation, compresses the second spring, when first dog breaks away from the test bar, and the second spring promotes the test bar and rotates, makes the tup strike oxygen sensor fast, then the test bar is pressed again to second dog, and reciprocal strike carries out the secondary and detects, the record voltage change.
The invention has the beneficial effects that:
1. according to the detection device, the fixing piece fastens the oxygen sensor, the mounting piece and the lifting rod adjust the detection position, the first detection piece is convenient to adjust the position, the second rack moves to perform one-time durable detection on the oxygen sensor, and the voltage change is detected;
2. according to the detection device, the second detection piece is used for quickly hammering the oxygen sensor, secondary endurance detection is carried out on the oxygen sensor, voltage change is detected, whether the oxygen sensor is damaged or not is judged, and the detection device is simple in structure and convenient to operate.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the structure of the detecting device of the present invention;
FIG. 2 is a schematic view of a part of the structure of the detecting unit of the present invention;
FIG. 3 is a schematic view of the table of the present invention;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 3;
FIG. 5 is a schematic view of the mount construction of the present invention;
FIG. 6 is a schematic view of the fastener construction of the present invention;
FIG. 7 is a schematic view of the control member of the present invention;
FIG. 8 is a schematic view of a first detecting member according to the present invention;
fig. 9 is a schematic structural view of a second detecting member of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a durable detection device of oxygen sensor, as shown in fig. 1, fig. 2, detection device includes workstation 1, is equipped with mobilizable installed part 2 on the workstation 1, and the fixed lifter 3 that is used for height-adjusting that is equipped with on the installed part 2, and the fastening has a mounting 4 that is used for fixed oxygen sensor on the lifter 3, and the fastening of 2 one sides of installed part is equipped with the control 5 that is used for rotating mounting 4, and the fastening has first detection piece 6 and second detection piece 7 on the workstation 1.
As shown in fig. 3 and 4, a through groove 11 is formed in a workbench 1, a guide rod 12 is tightly arranged in the through groove 11, a lead screw 13 is rotatably arranged in the through groove 11, a first motor 10 is fixedly arranged on one side of the workbench 1, an output end of the first motor 10 penetrates through the workbench 1 and is tightly connected with the lead screw 13, moving grooves 14 which are symmetrically distributed are formed in the workbench 1, mounting blocks 15 are slidably arranged in the moving grooves 14, first threaded holes 16 which are symmetrically distributed are formed in the mounting blocks 15, a first mounting frame 17 and a second mounting frame 18 are fixedly arranged on the workbench 1, a hydraulic rod 171 is fixedly arranged on the first mounting frame 17, a push block 175 is fixedly arranged at an output end of the hydraulic rod 171, a first push rod 172 is rotatably arranged in the first mounting frame 17, one end of the first push rod 172 is rotatably connected with the first mounting frame 17, the other end of the first push rod 172 is rotatably connected with the mounting block 15, first slider 174 one end is rotated with ejector pad 175 and is connected, the rotation of second mounting bracket 18 is equipped with double lead screw 19, the fixed second motor 180 that is equipped with on the second mounting bracket 18, the output of second motor 180 runs through second mounting bracket 18 and double lead screw 19 fastening connection, it is equipped with symmetric distribution's movable block 191 to slide in the second mounting bracket 18, double lead screw 19 runs through movable block 191 and with movable block 191 screw-thread fit, movable block 191 one side is rotated and is connected with second push rod 192, second push rod 192 one end is rotated with movable block 191 and is connected, the other end is rotated with installation piece 15 and is connected.
As shown in fig. 5, one side of the mounting member 2 is provided with a second threaded hole 21 and a first through hole 22, the mounting member 2 is fixedly provided with a mounting frame 23, the mounting frame 23 is rotatably provided with a first bevel gear 231 and a second bevel gear 232, the first bevel gear 231 is engaged with the second bevel gear 232, one side of the mounting frame 23 is tightly provided with a fixed frame 24, the fixed frame 24 is rotatably provided with a rotating shaft 25, one end of the rotating shaft 25 is tightly connected with the second bevel gear 232, the other end of the rotating shaft 25 is tightly provided with a limit block 252, the rotating shaft 25 is fixedly provided with a clamping bar 251, the mounting frame 23 is rotatably provided with a rotating member 26, the rotating member 26 is tightly connected with the first bevel gear 231, the rotating member 26 is fixedly provided with a support rod 261, the support rod 261 is slidably provided with symmetrically distributed mounting blocks 28, the mounting blocks 28 are rotatably connected with, the output end of the third motor 290 penetrates through the mounting block 28 and is fixedly connected with the first gear 29, and the rotating member 26 is fixedly provided with a first rack 27.
The first rack 27 is engaged with the first gear 29, the second threaded hole 21 is engaged with the lead screw 13, and the first through hole 22 is engaged with the guide bar 12.
As shown in fig. 6, a first straight rod 41 is fastened at the lower end of the fixing member 4, the first straight rod 41 is provided with symmetrically distributed support blocks 411 in a sliding manner, the support blocks 411 are rotatably connected with the lifting rod 3, a vertical plate 42 is fastened on the fixing member 4, symmetrically distributed fixing rods 421 are fastened between the vertical plates 42, symmetrically distributed clamping blocks 43 for fixing the head of the oxygen sensor are slidably provided on the fixing rods 421, a latch 44 for fixing the clamping blocks 43 is fixedly provided on the clamping blocks 43, a first spring 40 for fastening the oxygen sensor is fastened at one end of the clamping blocks 43, one end of the first spring 40 is fastened with the clamping blocks 43, the other end is fastened with the vertical plates 42, a connecting rod 46 for moving the clamping blocks 43 is rotatably provided at the lower end of the clamping blocks 43, a groove 45 is provided on the fixing member 4, a second straight rod 47 is fixedly provided in the groove 45, a second slider 471 is slidably provided on the second straight rod, the second slider 471 is rotatably connected with the connecting rod 46, one side of one clamping block 43 is fixedly provided with a pull rod 422, the fixing element 4 is fixedly provided with an installation block 48 for fixing the tail part of the oxygen sensor, a pressing plate 481 is slidably arranged in the installation block 48, an air cylinder 49 is fixedly arranged on the installation block 48, and the output end of the air cylinder 49 is fixedly connected with the pressing plate 48.
As shown in fig. 7, a hand wheel 51 is fixedly arranged at one end of the control member 5, a limiting plate 52 for matching with the limiting block 252 is fixedly arranged at the other end of the control member, a circular hole 53 is arranged on the limiting plate 52, and a square groove 54 is arranged in the circular hole 53.
The control member 5 is engaged with the fixing frame 24, the circular hole 53 is engaged with the rotation shaft 25, and the square groove 54 is engaged with the engaging strip 251.
As shown in fig. 8, the first detecting member 6 includes a mounting plate 61, one end of the mounting plate 61 is provided with a through groove 610, a second rack 62 is slidably disposed in the through groove 610, one end of the second rack 62 is fixedly connected with an arc-shaped block 621 for impacting an oxygen sensor, one side of the mounting plate 61 is provided with an open groove 611 and a second through hole 612, one side of the mounting plate 61 is fixedly connected with a fixing plate 63, the fixing plate 63 is rotatably provided with a second gear 64, one side of the second gear 64 is fixedly provided with a swing rod 65, the swing rod 65 is provided with a limit groove 651, the limit groove 651 is slidably provided with a U-shaped block 66, one end of the U-shaped block 66 is matched with the limit groove 651, the other end is rotatably provided with a hollow block 67, a third rack 68 symmetrically distributed is disposed in the hollow block 67, the hollow block 67 is rotatably provided with an incomplete gear 69 for, a fourth motor 60 is fixedly arranged on one side of the fixed plate 63, and an output end of the fourth motor 60 penetrates through the fixed plate 63 and is fixedly connected with the incomplete gear 69.
The second gear 64 is engaged with the second rack 62, the incomplete gear 69 is engaged with the third rack 68, and the screw rod is engaged with the first threaded hole 16 through the second through hole 612.
As shown in fig. 9, the second detecting member 7 includes a fixing block 71, third through holes 72 symmetrically distributed are formed in the fixing block 71, a fixing frame 73 is fastened to one side of the fixing block 71, a cylinder 74 is rotatably disposed in the fixing frame 73, stoppers 75 distributed in an array are disposed on one side of the cylinder 74, a fifth motor 70 is fixedly disposed on one side of the fixing frame 73, an output end of the fifth motor 70 is fastened to the cylinder 74, a detecting rod 76 is rotatably disposed at one end of the fixing frame 73, a hammer 77 for detecting durability of the oxygen sensor is fastened to one end of the detecting rod 76, a second spring 78 is fastened to the other end of the detecting rod 76, and a pressure sensor 79 is fastened.
The screw passes through the third through hole 72 to be engaged with the first threaded hole 16.
A detection method of an oxygen sensor comprises the following steps:
s1 fixed oxygen sensor
The lock catch 44 is firstly opened, the pull rod 422 is pulled, the clamping blocks 43 are opened, the head of the oxygen sensor is placed between the clamping blocks 43, the pull rod 422 is loosened, the first spring 40 pushes the clamping blocks 43 to clamp the oxygen sensor, then the lock catch 44 is locked, the tail of the oxygen sensor is placed in the mounting block 48, and the air cylinder 49 pushes the pressing plate 481 to fix the oxygen sensor.
S2 connecting element
The oxygen sensor is connected in parallel with a high-impedance voltmeter to detect the voltage change of the oxygen sensor.
S3, adjusting position
The control member 5 is pulled out from the fixed frame 24, the hand wheel 51 is rotated, the first bevel gear 231 and the second bevel gear 232 are used for transmission, the rotating member 26 is rotated, the position of the oxygen sensor is adjusted, the third motor 290 is rotated, the mounting block 28 is moved, the lifting rod 3 is extended, and the detection height is adjusted.
S4, primary detection
The first motor 10 controls the screw 13 to rotate, the oxygen sensor is moved to the first mounting frame 17, the first hydraulic rod 171 extends, the first push rod 172 rotates to push the first detection piece 6 to move, the incomplete gear 69 rotates to move the hollow block 67 left and right, the swing rod 65 is pulled through the U-shaped block 66 to rotate the second gear 64, the second rack 62 reciprocates to push the arc block 621 to detect the oxygen sensor once, and voltage change is recorded.
S5, secondary detection
The first motor 10 controls the screw 13 to rotate, the oxygen sensor is moved to the second mounting frame 18, the double-head screw 19 rotates, the moving block 191 moves, the second push rod 192 pushes the second detection piece 7 to move, the cylinder 74 rotates rapidly, when the first stop 75 is matched with the detection rod 76, the second spring 78 is compressed, when the first stop 75 is separated from the detection rod 76, the second spring 78 pushes the detection rod 76 to rotate, the hammer head 77 enables the oxygen sensor to be knocked rapidly, then the second stop 75 presses the detection rod 76 again, the reciprocating knocking is carried out, secondary detection is carried out, and voltage change is recorded.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. 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.
Claims (10)
1. A durable detection device of an oxygen sensor comprises a workbench (1), and is characterized in that a movable installation piece (2) is arranged on the workbench (1), a lifting rod (3) used for adjusting the height is fixedly arranged on the installation piece (2), a fixing piece (4) used for fixing the oxygen sensor is fixedly connected on the lifting rod (3), a control piece (5) used for rotating the fixing piece (4) is fixedly arranged on one side of the installation piece (2), and a first detection piece (6) and a second detection piece (7) are fixedly arranged on the workbench (1);
the automatic double-head screw rod assembling machine is characterized in that a through groove (11) is formed in the workbench (1), a first mounting frame (17) and a second mounting frame (18) are fixedly arranged on the workbench (1), a hydraulic rod (171) is fixedly arranged on the first mounting frame (17), a push block (175) is fixedly arranged at the output end of the hydraulic rod (171), a first push rod (172) is arranged in the first mounting frame (17) in a rotating mode, one end of the first push rod (172) is rotatably connected with the first mounting frame (17), the other end of the first push rod is rotatably connected with the mounting block (15), a sliding groove (173) is formed in the first push rod (172), a first sliding block (174) is arranged in the sliding groove (173), one end of the first sliding block (174) is rotatably connected with the push block (175), a double-head screw rod (19) is arranged in the second mounting frame (18), a second motor (180) is fixedly arranged on the second mounting frame (18), and the output end of the;
a second threaded hole (21) and a first through hole (22) are formed in one side of the mounting piece (2), a mounting frame (23) is fixedly arranged on the mounting piece (2), and a first bevel gear (231) and a second bevel gear (232) are rotatably arranged in the mounting frame (23);
a hand wheel (51) is fixedly arranged at one end of the control piece (5), a limiting plate (52) used for being matched with the limiting block (252) is fixedly arranged at the other end of the control piece, a round hole (53) is formed in the limiting plate (52), and a square groove (54) is formed in the round hole (53);
the first detection piece (6) comprises a mounting plate (61), one end of the mounting plate (61) is provided with a through groove (610), a second rack (62) is arranged in the through groove (610) in a sliding manner, one end of the second rack (62) is fixedly connected with an arc-shaped block (621) used for impacting an oxygen sensor, one side of the mounting plate (61) is provided with an open groove (611) and a second through hole (612), one side of the mounting plate (61) is fixedly connected with a fixing plate (63), a second gear (64) is rotatably arranged on the fixing plate (63), one side of the second gear (64) is fixedly provided with a swing rod (65), a limit groove (651) is arranged on the swing rod (65), a U-shaped block (66) is arranged in the limit groove (651) in a sliding manner, one end of the U-shaped block (66) is matched with the limit groove (651), the other end of the U-shaped block is rotatably provided with a hollow block (67), third racks (68), the hollow block (67) one side fastening is equipped with slide bar (691), slide bar (691) and fixed plate (63) sliding connection, and fixed plate (63) one side is equipped with fourth motor (60), and the output of fourth motor (60) runs through fixed plate (63) and incomplete gear (69) fastening connection.
2. The oxygen sensor endurance detection apparatus according to claim 1, wherein a guide rod (12) is fastened in the through groove (11), a lead screw (13) is rotatably disposed in the through groove (11), a first motor (10) is fixedly disposed on one side of the workbench (1), an output end of the first motor (10) penetrates through the workbench (1) and is fixedly connected with the lead screw (13), symmetrically-distributed moving grooves (14) are disposed on the workbench (1), mounting blocks (15) are slidably disposed in the moving grooves (14), symmetrically-distributed first threaded holes (16) are disposed on the mounting blocks (15), symmetrically-distributed moving blocks (191) are slidably disposed in the second mounting frame (18), a double-headed lead screw (19) penetrates through the moving blocks (191) and is in threaded fit with the moving blocks (191), a second push rod (192) is rotatably connected to one side of the moving blocks (191), one end of the second push rod (192) is rotatably connected with the moving blocks (191), the other end is rotatably connected with the mounting block (15).
3. The oxygen sensor endurance detection apparatus according to claim 2, wherein the first bevel gear (231) is engaged with the second bevel gear (232), a fixed frame (24) is fastened to one side of the mounting frame (23), a rotating shaft (25) is rotatably provided in the fixed frame (24), one end of the rotating shaft (25) is fastened to the second bevel gear (232), a limiting block (252) is fastened to the other end of the rotating shaft (25), a fastening bar (251) is fixedly provided on the rotating shaft (25), a rotating member (26) is rotatably provided on the mounting frame (23), the rotating member (26) is fastened to the first bevel gear (231), a support rod (261) is fixedly provided on the rotating member (26), symmetrically distributed mounting blocks (28) are slidably provided on the support rod (261), the mounting blocks (28) are rotatably connected to the lifting rod (3), and a first gear (29) is rotatably provided in the mounting blocks (28), a third motor (290) is fixedly arranged on one side of the mounting block (28), the output end of the third motor (290) penetrates through the mounting block (28) to be fixedly connected with the first gear (29), and a first rack (27) is fixedly arranged on the rotating part (26).
4. The oxygen sensor endurance detecting apparatus according to claim 3, wherein the first rack (27) is engaged with a first gear (29), the second threaded hole (21) is engaged with the lead screw (13), and the first through hole (22) is engaged with the guide bar (12).
5. The oxygen sensor endurance detection device according to claim 1, wherein the fixing member (4) has a first straight bar (41) fastened at a lower end thereof, the first straight bar (41) has symmetrically distributed support blocks (411) slidably disposed thereon, the support blocks (411) are rotatably connected to the lifting rod (3), the fixing member (4) has symmetrically distributed vertical plates (42) fixedly disposed thereon, symmetrically distributed fixing rods (421) are fastened between the vertical plates (42), symmetrically distributed clamp blocks (43) for fixing the head of the oxygen sensor are slidably disposed on the fixing rods (421), the clamp blocks (43) have latches (44) for fixing the clamp blocks (43) fixedly disposed thereon, one end of each clamp block (43) is fastened to a first spring (40) for fastening the oxygen sensor, one end of each first spring (40) is fastened to the clamp block (43), and the other end thereof is fastened to the vertical plate (42), the lower extreme of clamp splice (43) is rotated and is equipped with connecting rod (46) that are used for removing clamp splice (43), be equipped with recess (45) on mounting (4), recess (45) internal fixation is equipped with second straight-bar (47), it is equipped with second slider (471) to slide on second straight-bar (47), second slider (471) is rotated with connecting rod (46) and is connected, one side of a clamp splice (43) is fixed and is equipped with pull rod (422), the fixed installation piece (48) that are used for fixed oxygen sensor afterbody that are equipped with on mounting (4), it is equipped with clamp plate (481) to slide in installation piece (48), cylinder (49) have been set firmly on installation piece (48), the output and clamp plate (48) the fastening connection of cylinder (49).
6. The oxygen sensor endurance detecting apparatus according to claim 3, wherein the control member (5) is engaged with a fixing frame (24), the circular hole (53) is engaged with the rotation shaft (25), and the square groove (54) is engaged with the engaging strip (251).
7. The oxygen sensor endurance detecting apparatus according to claim 2, wherein the second gear (64) is engaged with the second rack (62), the incomplete gear (69) is engaged with the third rack (68), and the screw is engaged with the first threaded hole (16) through the second through hole (612).
8. The oxygen sensor endurance detecting apparatus according to claim 2, the second detects piece (7) including fixed block (71), be equipped with third through hole (72) of symmetric distribution on fixed block (71), fixed block (71) one side fastening is equipped with mount (73), mount (73) internal rotation is equipped with cylinder (74), cylinder (74) one side is equipped with dog (75) of array distribution, mount (73) one side is fixed and is equipped with fifth motor (70), the output and cylinder (74) the fastening connection of fifth motor (70), mount (73) one end is rotated and is equipped with detection pole (76), detection pole (76) one end fastening is equipped with and is used for detecting durable tup (77) of oxygen sensor, other end fastening connection has second spring (78), the lower extreme fastening of tup (77) is equipped with pressure sensor (79).
9. The oxygen sensor endurance detecting apparatus according to claim 8, wherein the screw rod is engaged with the first threaded hole (16) through the third through hole (72).
10. The method of any one of claims 1 to 9, wherein the method comprises the steps of:
s1 fixed oxygen sensor
The oxygen sensor fixing device is characterized in that a lock catch (44) is firstly opened, a pull rod (422) is pulled, clamping blocks (43) are opened, the head of the oxygen sensor is placed between the clamping blocks (43), the pull rod (422) is loosened, a first spring (40) pushes the clamping blocks (43) to clamp the oxygen sensor, the lock catch (44) is locked again, the tail of the oxygen sensor is placed in an installation block (48), and a cylinder (49) pushes a pressing plate (481) to fix the oxygen sensor.
S2 connecting element
The oxygen sensor is connected in parallel with a high-impedance voltmeter to detect the voltage change of the oxygen sensor.
S3, adjusting position
The control piece (5) is pulled out from the fixed frame (24), then the hand wheel (51) is rotated, the first bevel gear (231) and the second bevel gear (232) are used for transmission, the rotating piece (26) is rotated, the position of the oxygen sensor is adjusted, the third motor (290) is rotated, the mounting block (28) is moved, the lifting rod (3) is extended, and the detection height is adjusted.
S4, primary detection
First motor (10) control lead screw (13) rotate, remove oxygen sensor to first mounting bracket (17) department, first hydraulic stem (171) extension, first push rod (172) rotate, promote first detection piece (6) and remove, incomplete gear (69) rotate, remove and remove hollow block (67), through U-shaped piece (66) pulling pendulum rod (65), make second gear (64) rotate, make second rack (62) reciprocating motion, promote arc piece (621) and carry out once detection to oxygen sensor, record voltage change.
S5, secondary detection
The first motor (10) controls the lead screw (13) to rotate, the oxygen sensor is moved to the second mounting frame (18), the double-end lead screw (19) rotates, the moving block (191) moves, the second push rod (192) pushes the second detection piece (7) to move, the cylinder (74) rotates rapidly, when the first stop block (75) is matched with the detection rod (76), the second spring (78) is compressed, when the first stop block (75) is separated from the detection rod (76), the second spring (78) pushes the detection rod (76) to rotate, the hammer head (77) rapidly strikes the oxygen sensor, then the second stop block (75) presses the detection rod (76), the reciprocating striking is carried out, secondary detection is carried out, and voltage change is recorded.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113369523A (en) * | 2021-07-07 | 2021-09-10 | 深圳市浩创盛科技有限公司 | Micropore numerical control drilling machine with atomizing function |
| CN113418802A (en) * | 2021-06-22 | 2021-09-21 | 安徽理工大学 | Cement-based material production detection device |
| CN113551860A (en) * | 2021-07-13 | 2021-10-26 | 西安环宇芯微电子有限公司 | Big cavity module PIND check out test set |
| CN113916550A (en) * | 2021-10-08 | 2022-01-11 | 安徽理工大学 | Automobile motor controller detection device under multipath condition and use method thereof |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030000141A (en) * | 2001-06-22 | 2003-01-06 | 현대자동차주식회사 | Apparatus for testing the endurance of glove box in vehicles |
| KR20110008818A (en) * | 2009-07-21 | 2011-01-27 | 부산대학교 산학협력단 | Diaphragm endurance testing machine for hydrogen compressor |
| CN204027949U (en) * | 2014-08-19 | 2014-12-17 | 深圳健豪工业系统有限公司 | A kind of mattress durability multifunctional test machine |
| CN204694575U (en) * | 2015-05-28 | 2015-10-07 | 泰仕特仪器(福建)有限公司 | A kind of mattress durability comprehensive tester |
| CN107588944A (en) * | 2017-10-31 | 2018-01-16 | 无锡瑞林控制软件有限公司 | A kind of tail-gate lock durable test mechanism with counter-force test |
| CN207181190U (en) * | 2017-07-21 | 2018-04-03 | 湖南华湘智能运控科技有限公司 | A kind of sofa durability test machine |
| CN207923628U (en) * | 2018-04-09 | 2018-09-28 | 东莞市华泓仪器有限公司 | A kind of office chair pushes away back of the body durability test machine |
| CN109765342A (en) * | 2019-02-18 | 2019-05-17 | 温州市恒驰传感器有限公司 | A kind of lambda sensor device for testing endurance |
| CN209372605U (en) * | 2018-12-28 | 2019-09-10 | 长安大学 | A kind of impact resistance test device of pavement material |
| CN209570469U (en) * | 2019-01-10 | 2019-11-01 | 吉林大华机械制造有限公司 | A kind of durability-testing machines |
| CN111650052A (en) * | 2020-07-13 | 2020-09-11 | 浙江中岩工程技术研究有限公司 | Building material strength detection device and detection method |
-
2020
- 2020-12-09 CN CN202011449354.6A patent/CN112858053B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030000141A (en) * | 2001-06-22 | 2003-01-06 | 현대자동차주식회사 | Apparatus for testing the endurance of glove box in vehicles |
| KR20110008818A (en) * | 2009-07-21 | 2011-01-27 | 부산대학교 산학협력단 | Diaphragm endurance testing machine for hydrogen compressor |
| CN204027949U (en) * | 2014-08-19 | 2014-12-17 | 深圳健豪工业系统有限公司 | A kind of mattress durability multifunctional test machine |
| CN204694575U (en) * | 2015-05-28 | 2015-10-07 | 泰仕特仪器(福建)有限公司 | A kind of mattress durability comprehensive tester |
| CN207181190U (en) * | 2017-07-21 | 2018-04-03 | 湖南华湘智能运控科技有限公司 | A kind of sofa durability test machine |
| CN107588944A (en) * | 2017-10-31 | 2018-01-16 | 无锡瑞林控制软件有限公司 | A kind of tail-gate lock durable test mechanism with counter-force test |
| CN207923628U (en) * | 2018-04-09 | 2018-09-28 | 东莞市华泓仪器有限公司 | A kind of office chair pushes away back of the body durability test machine |
| CN209372605U (en) * | 2018-12-28 | 2019-09-10 | 长安大学 | A kind of impact resistance test device of pavement material |
| CN209570469U (en) * | 2019-01-10 | 2019-11-01 | 吉林大华机械制造有限公司 | A kind of durability-testing machines |
| CN109765342A (en) * | 2019-02-18 | 2019-05-17 | 温州市恒驰传感器有限公司 | A kind of lambda sensor device for testing endurance |
| CN111650052A (en) * | 2020-07-13 | 2020-09-11 | 浙江中岩工程技术研究有限公司 | Building material strength detection device and detection method |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418802A (en) * | 2021-06-22 | 2021-09-21 | 安徽理工大学 | Cement-based material production detection device |
| CN113369523A (en) * | 2021-07-07 | 2021-09-10 | 深圳市浩创盛科技有限公司 | Micropore numerical control drilling machine with atomizing function |
| CN113551860A (en) * | 2021-07-13 | 2021-10-26 | 西安环宇芯微电子有限公司 | Big cavity module PIND check out test set |
| CN113551860B (en) * | 2021-07-13 | 2023-10-10 | 西安环宇芯微电子有限公司 | Big cavity module PIND check out test set |
| CN113916550A (en) * | 2021-10-08 | 2022-01-11 | 安徽理工大学 | Automobile motor controller detection device under multipath condition and use method thereof |
| CN113916550B (en) * | 2021-10-08 | 2023-11-24 | 安徽理工大学 | Automobile motor controller detection device under multipath condition and application method thereof |
| CN113933003A (en) * | 2021-11-05 | 2022-01-14 | 浙江子城工程管理有限公司 | Pipeline infiltration detection device |
| CN113933003B (en) * | 2021-11-05 | 2024-04-09 | 浙江子城工程管理有限公司 | Pipeline infiltration detection device |
| CN114397004A (en) * | 2022-01-18 | 2022-04-26 | 凯晟动力技术（嘉兴）有限公司 | High-temperature-resistant pressure sensor calibration device and use method thereof |
| CN114397004B (en) * | 2022-01-18 | 2022-07-19 | 凯晟动力技术（嘉兴）有限公司 | High-temperature-resistant pressure sensor calibration device and use method thereof |
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