CN114923699A - Vehicle door fatigue experiment table - Google Patents
Vehicle door fatigue experiment table Download PDFInfo
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- CN114923699A CN114923699A CN202210267137.8A CN202210267137A CN114923699A CN 114923699 A CN114923699 A CN 114923699A CN 202210267137 A CN202210267137 A CN 202210267137A CN 114923699 A CN114923699 A CN 114923699A
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- 238000005096 rolling process Methods 0.000 claims abstract description 13
- 238000006073 displacement reaction Methods 0.000 claims description 14
- 238000009661 fatigue test Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000012360 testing method Methods 0.000 description 16
- 238000013016 damping Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
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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
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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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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Abstract
A car door fatigue experiment table comprises a speed reducing motor, wherein a rotating shaft of the speed reducing motor is fixedly connected with a large arm-joint, and a laser emitter is fixedly connected on the large arm-joint; the first large arm joint is fixedly connected with a second large arm joint through an adjusting bolt, the tail end of the second large arm joint is rotatably connected with the first small arm joint through a third rolling bearing and an angle sensor shaft, the first small arm joint is connected with a vehicle door handle through a push rod and a door handle connecting plate, the large arm and the small arm are driven to move through a speed reducing motor, the vehicle door is opened and closed, the noise is low, and the force for driving the large arm and the small arm to move by adopting the speed reducing motor is easy to regulate and control. The problem that a traditional cylinder car door fatigue experiment table cannot operate in an extreme environment is solved, and the service environment is widened.
Description
Technical Field
The invention relates to the technical field of test beds, in particular to a car door fatigue test bed.
Background
Automobiles play an extremely important role in life as a general vehicle in people's daily life. The automobile door is used as a key moving part of an automobile body, plays an important role in isolating external noise, buffering external impact and protecting the safety of a carrying person. In the use process of the vehicle door, in the actual working condition of frequent use, the vehicle door can generate the adverse effects of fatigue damage or poor sound insulation effect and the like, so the fatigue durability of the vehicle door has important significance on the safety and the comfort of the vehicle. Therefore, the test of the use times of the vehicle door is particularly important in the production of the vehicle. At present, the four-door fatigue test bed for testing the number of times of use of four doors of an automobile adopts a cylinder structure to realize opening and closing of the doors, can generate large noise and cause huge impact on the doors, influences the accuracy of a test, and the cylinder cannot be used in an extreme environment, so that the application range is small, an unlocking mechanism has a blocking risk, and meanwhile, the stress of a door handle is one-way stress in the non-vertical direction, so that the doors are not beneficial to unlocking and are easy to damage. The swing arm is driven by the cylinder to drive the car door to move, the working space is small, and the limit is not arranged when the car door is closed, so that the car door is possibly closed excessively, and the car door is damaged.
Disclosure of Invention
The invention aims to provide a vehicle door fatigue experiment table, which solves the problem that the precise azimuth adjustment of a test table motor spindle is difficult to realize in a vehicle door fatigue degree experiment in the prior art, and the adjustment of the test table motor spindle in the conventional fatigue experiment mainly depends on the rough adjustment of an external force exerted manually, so that the high-precision azimuth adjustment is difficult to realize. The motor spindle of the test bed can be accurately adjusted in multiple directions, can run in an extreme environment, and has good accuracy under low-temperature and high-temperature conditions.
A car door fatigue experiment table comprises an experiment table base, wherein a linear electric cylinder assembly is fixedly connected with the experiment table base, a front door upright post sleeve is fixedly connected to the upper end of the experiment table base, the lower end of a front upright post screw rod is rotatably connected with a bottom plate bearing seat positioned on the experiment table base through a first rolling bearing, the front door upright post is slidably connected inside the front door upright post sleeve, and the front door upright post is fixedly connected with a screw nut positioned on the front upright post screw rod through a screw nut connecting plate;
the top of the front door upright post is fixedly connected with an adjusting coaming plate consisting of three vertical plates, a plurality of groups of penetrating arc-shaped adjusting holes are transversely formed in the adjusting support plate, bolts respectively penetrate through the arc-shaped adjusting holes in the two adjusting support plates and are fixedly connected with two side vertical plates of the adjusting coaming plate, two ends of a coaming shaft are respectively fixedly connected with the two side vertical plates of the adjusting coaming plate and extend to the outer sides of the two side vertical plates of the adjusting coaming plate, two ends of the coaming shaft are rotatably connected with the adjusting support plate through second rolling bearings, a pitching adjusting plate is fixedly connected to the upper part of the side vertical plate on any side of the adjusting coaming plate, and the bolts are screwed on the pitching adjusting plate and abut against the adjusting support plate;
the adjusting intermediate plate is fixedly connected with the adjusting support plate, the adjusting intermediate plate is rotationally connected with the motor bracket through a bolt type roller bearing, a plurality of groups of penetrating arc-shaped adjusting holes are arranged on the adjusting intermediate plate,
the bolt penetrates through the arc-shaped adjusting hole of the adjusting middle plate to be tightly connected with the motor bracket, the upper part of the adjusting middle plate is fixedly provided with a rotary adjusting plate, and the bolt is screwed on the rotary adjusting plate and is abutted against the motor bracket;
the speed reducing motor is fixed on the motor support, a main shaft of the speed reducing motor is fixedly connected with a large arm-joint, and a laser emitter is fixedly connected on the large arm-joint;
the first joint of the large arm is fixedly connected with a second joint of the large arm through an adjusting bolt, the tail end of the second joint of the large arm is rotatably connected with the first joint of the small arm through a third rolling bearing and an angle sensor shaft, the angle sensor is fixed on the first joint of the small arm, the first joint of the small arm is connected with a small arm adjusting block through an adjusting bolt, a telescopic arm base is rotatably connected with the small arm adjusting block through a small arm pitching shaft and a fourth rolling bearing, a sliding block is fixedly connected inside the telescopic arm base, a guide rail is slidably connected inside the sliding block, a push rod is fixedly connected with the guide rail, the middle part of the push rod is fixedly connected with a push rod stop block, the head end and the tail end of the telescopic arm base are respectively provided with a front stop block and a rear stop block which can limit the push rod stop block, a displacement sensor support is fixedly connected with the telescopic arm base, and a displacement sensor support is connected with a displacement sensor;
the tail part of the push rod is fixedly connected with a magnetic block matched with the displacement sensor, the force sensor is fixedly connected with the push rod through an extension bar, the tail end of the fisheye bearing is fixedly connected with the force sensor, the door handle angle hinge head is rotatably connected with the fisheye bearing movable part through a quick-release pin, the tail end of the door handle connecting plate is fixedly connected with the door handle angle hinge head, and the head end of the door handle connecting plate is connected with a vehicle door handle or a calibration plate;
the pull wire end of the linear electric cylinder assembly is connected with the vehicle door unlocking assembly through a vehicle door connecting plate;
the upper end and the lower end of one side of the calibration plate are rotationally connected with the inner axis guide rail through hinges, the upper end and the lower end of the inner axis guide rail are connected with two locking sliders through bolts, the head end of the door shaft strut is fixedly connected with the locking sliders, and the tail end of the door shaft strut is tightly connected with a door shaft sheath at the upper door plate of the frame;
the calibration plate is provided with mutually vertical laser calibration plate warps and wefts.
The invention has the beneficial effects that:
the test bed is simple to operate, the test result is accurate, and the accurate adjustment between the main shaft of the speed reducing motor and the vehicle door hinge is realized by utilizing a laser adjusting technology. The speed reduction motor drives the large arm and the small arm to move, so that the car door is opened and closed, the noise is low, and the force for driving the large arm and the small arm to move by adopting the speed reduction motor is easy to regulate and control. The problem that a traditional cylinder car door fatigue experiment table cannot operate in an extreme environment is solved, and the service environment is widened.
Drawings
FIG. 1 is a schematic view of the structure of the experimental table of the present invention.
FIG. 2 is a partial perspective view of the experimental table of the present invention.
FIG. 3 is a cross-sectional view of the interior of the laboratory bench base coupled to the lift assembly.
Fig. 4 is an exploded schematic view of the pitch adjustment assembly and the horizontal pivoting assembly.
Fig. 5 is a schematic diagram of a structure in which laser light emitted from a laser emitter is irradiated onto a calibration plate.
Detailed Description
Referring to the attached drawings, the vehicle door fatigue experiment table comprises an experiment table base 4, wherein a linear electric cylinder assembly 8 is fixedly connected with the experiment table base 4 through a linear electric cylinder support and a stay wire angle code 7, a front door upright sleeve 10 is fixedly connected to the upper end of the experiment table base 4, the lower end of a front upright lead screw 1 is rotatably connected with a bottom plate bearing seat 6 positioned on the experiment table base 4 through a first rolling bearing 5, a front door upright 9 is slidably connected inside the front door upright sleeve 10, the front door upright 9 is fixedly connected with a lead screw nut 3 positioned on the front upright lead screw 1 through a lead screw nut connecting plate 2, and when the front door upright lead screw is positively-negatively rotated, the lifting motion of the front door upright 9 can be realized, namely the vertical direction adjustment in the Z-axis direction is realized;
an adjusting coaming 14 consisting of three vertical plates is fixedly connected to the top of the front door upright post 9, a plurality of groups of penetrating arc-shaped adjusting holes are transversely formed in the adjusting support plate 15, bolts respectively penetrate through the arc-shaped adjusting holes in the two adjusting support plates 15 to be fixedly connected with two side vertical plates of the adjusting coaming 14, two ends of a coaming shaft 18 are fixedly connected with two side vertical plates of the adjusting coaming 14 and extend to the outer sides of the two side vertical plates of the adjusting coaming 14, two ends of the coaming shaft 18 are rotatably connected with the adjusting support plate 15 through second rolling bearings 16, a pitching adjusting plate 17 is fixedly connected to the upper portion of the side vertical plate on any one side of the adjusting coaming 14, and the bolts are screwed on the pitching adjusting plate 17 and abut against the adjusting support plates 15; when the bolt on the pitch adjusting plate 17 is rotated, the bolt extrudes the adjusting support plate 15 downwards, and the adjusting support plate 15 rotates around the coaming shaft 18, so that the pitch angle of the motor bracket 12 is changed; namely, adjusting the pitch angle of the gear motor 13 along the y-axis direction;
the adjusting intermediate plate 19 is fixedly connected with the adjusting support plate 15, the adjusting intermediate plate 19 is rotatably connected with the motor support 12 through a bolt type roller bearing 21, a plurality of groups of penetrating arc-shaped adjusting holes are formed in the adjusting intermediate plate 19, bolts penetrate through the arc-shaped adjusting holes of the adjusting intermediate plate 19 and are fixedly connected with the motor support 12, a rotary adjusting plate 20 is fixed at the upper part of the adjusting intermediate plate 19, the bolts are screwed on the rotary adjusting plate 20 and abut against the motor support 12, when the bolts on the rotary adjusting plate 20 are rotated, the bolts can downwards extrude the motor support 12, the motor support 12 can rotate around the bolt type roller bearing 21, and therefore rotary adjustment is conducted on the plane of the adjusting intermediate plate 19; namely, the horizontal rotation of the speed reducing motor 13 along the x-axis direction is adjusted;
the speed reducing motor 13 is fixed on the motor support 12, a main shaft of the speed reducing motor 13 is fixedly connected with a large arm-joint 25, and the large arm-joint 25 is fixedly connected with the laser emitter 11;
the big arm first joint 25 is fixedly connected with a big arm second joint 26 through an adjusting bolt, the length of the big arm of the mechanical arm can be adjusted according to different requirements of experiments by adjusting different fixing positions of the adjusting bolt, the tail end of the big arm second joint 26 is rotatably connected with a small arm first joint 27 through a third rolling bearing 23 and an angle sensor shaft 24, an angle sensor 22 is fixed on the small arm first joint 27, the small arm first joint 27 is connected with a small arm adjusting block 28 through the adjusting bolt, a telescopic arm base 36 is rotatably connected with the small arm adjusting block 28 through a small arm pitching shaft 35 and a fourth rolling bearing 29, a sliding block 37 is fixedly connected inside the telescopic arm base 36, a guide rail 45 is slidably connected inside the sliding block 37, a push rod 44 is fixedly connected with the guide rail 45, the middle part of the push rod 44 is fixedly connected with a push rod stop block 47, the head end and the tail end of the telescopic arm base 36 are respectively provided with a front stop block 46 and a rear stop block 34 which can limit the push rod stop block 47, the displacement sensor bracket 31 is fixedly connected with the telescopic arm base 36, and the displacement sensor bracket 31 is connected with a displacement sensor 32;
the tail part of the push rod 44 is fixedly connected with a magnetic block 33 matched with the displacement sensor 32, the force sensor 42 is fixedly connected with the push rod 44 through an extension bar 43, the tail end of a fisheye bearing 41 is fixedly connected with the force sensor 42, a door handle angle hinge head 39 is rotatably connected with the movable part of the fisheye bearing 41 through a quick-release pin 40, the tail end of a door handle connecting plate 38 is fixedly connected with the door handle angle hinge head 39, and the head end of the door handle connecting plate 38 is connected with a door handle or a calibration plate 48;
the wire pulling end of the linear electric cylinder assembly 8 is connected with the vehicle door unlocking assembly through a vehicle door connecting plate and is used for unlocking the vehicle door;
the upper end and the lower end of one side of the calibration plate 48 are rotationally connected with the inner axis guide rail 55 through hinges, the upper end and the lower end of the inner axis guide rail 55 are connected with two locking sliders 56 through bolts, the head end of the door shaft support rod 54 is fixedly connected with the locking sliders 56, and the tail end of the door shaft support rod 54 is tightly connected with a door shaft sheath at the position of the door plate on the frame;
the calibration plate 48 is provided with mutually perpendicular laser calibration plate warps and wefts.
The working principle and the using process of the invention are as follows:
when the adjustable front door frame is used, firstly, the locking slide block 56 is adjusted to connect the tail end of the door shaft support rod 54 with a door shaft sheath at a door plate on the frame through a bolt, laser is emitted by the laser emitter 11, the laser can form two intersecting lines which are perpendicular to each other on the calibration plate 48, the front upright screw 1 is rotated by taking the intersecting lines as a reference, the front upright 9 is driven by the screw nut 3 to move, the front upright 9 is lifted, the Z-axis direction of the test bed is adjusted, the adjusting support plate 15 is downwards extruded by the bolt by rotating the bolt on the pitching adjusting plate 17, and the adjusting support plate 15 rotates by taking the coaming shaft 18 as the center of a circle, so that the pitching angle of the motor support 12 is changed; namely, the pitch angle of the speed reducing motor 13 on the y axis is adjusted;
by rotating the bolt on the rotary adjusting plate 20, the bolt presses the motor bracket 12 downwards, and the motor bracket 12 rotates around the bolt-type roller bearing 21, so that the rotary adjustment is performed on the plane of the adjusting intermediate plate 19; namely, the angle of the speed reducing motor 13 in the horizontal direction of the x axis is adjusted; at the moment, the laser emitted by the laser emitter 11 is parallel to the longitude and latitude lines of the laser calibration plate on the calibration plate 48, namely, the adjustment is completed, at the moment, the main shaft of the speed reducing motor 13 of the vehicle door fatigue test bench is parallel to the rotating shaft of the vehicle door, and the purpose that the main shaft and the rotating shaft of the vehicle door are parallel to each other is to prevent the occurrence of a wrong angle error between the speed reducing motor 13 and the rotating shaft of the vehicle door in the test process, so that the damage of vehicle door accessories and the error of test data are caused;
after adjustment is finished, the head end of the door handle connecting plate 38 is separated from the calibration plate 48, the tail end of the door shaft supporting rod 54 is separated from a door shaft sheath at the position of the upper door plate of the frame, and the door handle connecting plate 38 is connected with a door handle; connecting a wire pulling end of the linear electric cylinder assembly 8 with a vehicle door unlocking assembly through a vehicle door connecting plate;
open door start test: the linear electric cylinder assembly 8 contracts, the vehicle door connecting plate is pulled through the linear electric cylinder to unlock the vehicle door, and then the vehicle door is immediately loosened;
the gear motor 13 rotates, the gear motor 13 drives the first big arm joint 25 and the second big arm joint 26 to rotate, the second big arm joint 26 drives the first small arm joint 27 to move, the first small arm joint 27 drives the telescopic arm base 36 to move through the small arm adjusting block 28, the telescopic arm base 36 draws the push rod 44 to slide, when the push rod stop 47 on the drawing push rod 44 is abutted against the front stop 46, along with the continuous rotation of the speed reducing motor 13, the drawing push rod 44 can draw the extension rod 43, the force sensor 42 and the fisheye bearing 41 so as to draw the door handle through the door handle connecting plate 38 to open the door by a certain angle, the speed reducing motor 13 rotates to the limit angle of the door stopper in the door opening state, the speed reducing motor 13 stops rotating, and at the moment, the door opening angle is freely moved to the limit position by inertia to simulate the hand to open the door, and meanwhile, the door hinge is prevented from being damaged; when the speed reducing motor 13 rotates, the angle sensor 22 senses the included angle between the large arm two joint 26 and the small arm one joint 27 and the space angle between the large arm one joint 25 and the speed reducing motor 13, the door opening speed before the speed reducing motor 13 reaches the damping point of the door stopper is calculated according to the rotating time and the rotating angle of the speed reducing motor 13, and the rotating speed of the speed reducing motor 13 is changed through control to find out the proper door opening and closing speed. When the damping point of the door stopper is reached, after the speed reducing motor 13 stops rotating, the inertia effect door pushes the extension bar 43, the push rod 44 and the guide rail 45, so that the guide rail 45 slides along the slide block 37, the door continues to move and naturally opens, a certain degree of freedom is provided, and the speed of the door opening part depending on the inertia free state is tested and recorded by the displacement sensor 32. The force sensor 42 is used for testing the force of the sliding door, testing and recording data of the door hinge and other easily-damaged parts related to the door along with the increase of the opening and closing times through the damping force of each door hinge damping point, and obtaining a conclusion whether the door meets the experimental requirements or not through opening and closing the door for set times (such as 30 ten thousand times).
Door closed start test:
the gear motor 13 rotates, the gear motor 13 drives the first big arm joint 25 and the second big arm joint 26 to rotate, the second big arm joint 26 drives the first small arm joint 27 to move, the first small arm joint 27 drives the telescopic arm base 36 to move through the small arm adjusting block 28, the telescopic arm base 36 draws the push rod 44 to slide, when the push rod stopper 47 on the pulling push rod 44 is abutted against the rear stopper 34, along with the continuous rotation of the reducing motor 13, the pulling push rod 44 can push the extension bar 43, the force sensor 42 and the fisheye bearing 41 to further push the door handle through the door handle connecting plate 38 to close the door by a certain angle, the reducing motor 13 rotates to the limit angle of the door stopper in the state of closing the door, the reducing motor 13 stops rotating, and at the moment, the door closing angle enables the door to freely move to the limit position by inertia to simulate the hand to close the door, and meanwhile, the door hinge is prevented from being damaged; when the speed reducing motor 13 rotates, the angle sensor 22 senses the included angle between the large arm two joint 26 and the small arm one joint 27. When the damping point of the door stopper is reached, after the speed reducing motor 13 stops rotating, the inertia effect is used for pulling the extension bar 43, the push rod 44 and the guide rail 45, so that the guide rail 45 slides along the slide block 37, the door continues to move and is naturally closed, a certain degree of freedom is provided, and the speed of the door closing part depending on the inertia free state is tested and recorded by the displacement sensor 32.
Claims (5)
1. The utility model provides a car door fatigue test platform which characterized in that: the device comprises a laboratory bench base (4), a linear electric cylinder assembly (8) is fixedly connected with the laboratory bench base (4), a front door upright post sleeve (10) is fixedly connected to the upper end of the laboratory bench base (4), the lower end of a front door upright post lead screw (1) is rotatably connected with a bottom plate bearing seat (6) positioned on the laboratory bench base (4) through a first rolling bearing (5), a front door upright post (9) is slidably connected inside the front door upright post sleeve (10), and the front door upright post (9) is fixedly connected with a lead screw nut (3) positioned on the front door upright post lead screw (1) through a lead screw nut connecting plate (2);
the top of the front door upright post (9) is fixedly connected with an adjusting coaming (14) consisting of three vertical plates, a plurality of groups of penetrating arc-shaped adjusting holes are transversely formed in the adjusting support plate (15), bolts respectively penetrate through the arc-shaped adjusting holes in the two adjusting support plates (15) to be fixedly connected with two side vertical plates of the adjusting coaming (14), two ends of a coaming shaft (18) are respectively fixedly connected with the two side vertical plates of the adjusting coaming (14) and extend to the outer sides of the two side vertical plates of the adjusting coaming (14), two ends of the coaming shaft (18) are rotatably connected with the adjusting support plate (15) through a second rolling bearing (16), the upper part of the side vertical plate on any side of the adjusting coaming (14) is fixedly connected with a pitching adjusting plate (17), and bolts are screwed on the pitching adjusting plate (17) and abut against the adjusting support plate (15);
the adjusting middle plate (19) is fixedly connected with the adjusting support plate (15), the adjusting middle plate (19) is rotatably connected with the motor support (12) through a bolt type roller bearing (21), a plurality of groups of penetrating arc-shaped adjusting holes are formed in the adjusting middle plate (19), bolts penetrate through the arc-shaped adjusting holes of the adjusting middle plate (19) and are fixedly connected with the motor support (12), a rotating adjusting plate (20) is fixed at the upper part of the adjusting middle plate (19), and the bolts are screwed on the rotating adjusting plate (20) and abut against the motor support (12);
the speed reducing motor (13) is fixed on the motor support (12), a main shaft of the speed reducing motor (13) is fixedly connected with a large arm-joint (25), and the large arm-joint (25) is fixedly connected with a laser emitter (11);
a big arm two joint (26) is fixedly connected on the big arm one joint (25) through an adjusting bolt, the tail end of the big arm two joint (26) is rotatably connected with a small arm one joint (27) through a third rolling bearing (23) and an angle sensor shaft (24), an angle sensor (22) is fixed on the small arm one joint (27), the small arm one joint (27) is connected with a small arm adjusting block (28) through an adjusting bolt, a telescopic arm base (36) is rotatably connected with the small arm adjusting block (28) through a small arm pitching shaft (35) and a fourth rolling bearing (29), a sliding block (37) is fixedly connected inside the telescopic arm base (36), a guide rail (45) is slidably connected inside the sliding block (37), a push rod (44) is fixedly connected with the guide rail (45), a push rod stop block (47) is fixedly connected at the middle part of the push rod (44), a front stop block (46) and a rear stop block (34) which can limit the push rod stop block (47) are respectively arranged at the head end and the tail end of the telescopic arm base (36), the displacement sensor support (31) is fixedly connected with the telescopic arm base (36), and the displacement sensor support (31) is connected with a displacement sensor (32);
the tail part of a push rod (44) is fixedly connected with a magnetic block (33) matched with a displacement sensor (32), a force sensor (42) is fixedly connected with the push rod (44) through an extension bar (43), the tail end of a fisheye bearing (41) is fixedly connected with the force sensor (42), a door handle angle hinge joint (39) is rotatably connected with the movable part of the fisheye bearing (41) through a quick-release pin 40, the tail end of a door handle connecting plate (38) is fixedly connected with the door handle angle hinge joint (39), and the head end of the door handle connecting plate (38) is connected with a door handle or a calibration plate (48);
the wire pulling end of the linear electric cylinder assembly (8) is connected with the vehicle door unlocking assembly through a vehicle door connecting plate;
the upper end and the lower end of one side of the calibration plate (48) are rotationally connected with the inner axis guide rail (55) through hinges, the upper end and the lower end of the inner axis guide rail (55) are connected with two locking sliding blocks (56) through bolts, the head end of the door shaft supporting rod (54) is fixedly connected with the locking sliding blocks (56), and the tail end of the door shaft supporting rod (54) is fixedly connected with a door shaft sheath at the position of a door panel on the frame;
the calibration plate (48) is provided with mutually vertical laser calibration plate longitude and latitude lines.
2. A vehicle door fatigue test bench as claimed in claim 1, wherein: the linear electric cylinder assembly (8) is fixedly connected with the experiment table base (4) through a linear electric cylinder support and a stay wire angle bracket (7).
3. A vehicle door fatigue test bench according to claim 1, characterized in that: when the bolt on the pitch adjusting plate (17) is rotated, the bolt can downwards extrude the adjusting support plate (15), and the adjusting support plate (15) can rotate around the enclosing plate shaft (18), so that the pitch angle of the motor bracket (12) is changed.
4. A vehicle door fatigue test bench according to claim 1, characterized in that: when the bolt on the rotary adjusting plate (20) is rotated, the bolt extrudes the motor bracket (12) downwards, and the motor bracket (12) rotates around the bolt type roller bearing (21), so that the rotary adjustment is carried out on the plane of the adjusting intermediate plate (19).
5. A vehicle door fatigue test bench as claimed in claim 1, wherein: the linear electric cylinder component (8) comprises a linear electric cylinder and a pull wire connected with the movable end of the linear electric cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210267137.8A CN114923699A (en) | 2022-03-18 | 2022-03-18 | Vehicle door fatigue experiment table |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210267137.8A CN114923699A (en) | 2022-03-18 | 2022-03-18 | Vehicle door fatigue experiment table |
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| CN114923699A true CN114923699A (en) | 2022-08-19 |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004017753A1 (en) * | 2004-04-10 | 2005-10-27 | Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr | Vehicle door test unit has pivoted arm comprising frame and drive coupled to wheel support plate |
| US20090030621A1 (en) * | 2007-07-26 | 2009-01-29 | Sungcheul Ahn | Jig assembly for measuring performance of door of vehicle |
| CN103575548A (en) * | 2013-11-19 | 2014-02-12 | 浙江吉利汽车研究院有限公司 | Durability test bed for automobile door |
| CN104236918A (en) * | 2014-08-29 | 2014-12-24 | 北京新能源汽车股份有限公司 | Endurance test device and method for automobile door lock |
| CN207554726U (en) * | 2017-11-30 | 2018-06-29 | 无锡典聚科技有限公司 | Car door handle durable test drive mechanism |
| CN207675444U (en) * | 2017-12-28 | 2018-07-31 | 襄阳国力机电设备有限公司 | Durability test device is closed outside high-low temperature resistant automobile door external-open |
| CN110595793A (en) * | 2019-08-09 | 2019-12-20 | 江苏大学 | Automobile door opening and closing fatigue test device and test method thereof |
| CN110702385A (en) * | 2018-07-10 | 2020-01-17 | 广州汽车集团股份有限公司 | Door opening and closing endurance test device |
| CN111829789A (en) * | 2019-04-22 | 2020-10-27 | 长春工业大学 | Vehicle door performance test experiment machine |
| CN113063580A (en) * | 2021-03-31 | 2021-07-02 | 东风商用车有限公司 | Door lock system endurance test bench and endurance test method |
| CN214309455U (en) * | 2021-03-22 | 2021-09-28 | 厦门金龙联合汽车工业有限公司 | Durability test device for sliding door of passenger car |
-
2022
- 2022-03-18 CN CN202210267137.8A patent/CN114923699A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004017753A1 (en) * | 2004-04-10 | 2005-10-27 | Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr | Vehicle door test unit has pivoted arm comprising frame and drive coupled to wheel support plate |
| US20090030621A1 (en) * | 2007-07-26 | 2009-01-29 | Sungcheul Ahn | Jig assembly for measuring performance of door of vehicle |
| CN103575548A (en) * | 2013-11-19 | 2014-02-12 | 浙江吉利汽车研究院有限公司 | Durability test bed for automobile door |
| CN104236918A (en) * | 2014-08-29 | 2014-12-24 | 北京新能源汽车股份有限公司 | Endurance test device and method for automobile door lock |
| CN207554726U (en) * | 2017-11-30 | 2018-06-29 | 无锡典聚科技有限公司 | Car door handle durable test drive mechanism |
| CN207675444U (en) * | 2017-12-28 | 2018-07-31 | 襄阳国力机电设备有限公司 | Durability test device is closed outside high-low temperature resistant automobile door external-open |
| CN110702385A (en) * | 2018-07-10 | 2020-01-17 | 广州汽车集团股份有限公司 | Door opening and closing endurance test device |
| CN111829789A (en) * | 2019-04-22 | 2020-10-27 | 长春工业大学 | Vehicle door performance test experiment machine |
| CN110595793A (en) * | 2019-08-09 | 2019-12-20 | 江苏大学 | Automobile door opening and closing fatigue test device and test method thereof |
| CN214309455U (en) * | 2021-03-22 | 2021-09-28 | 厦门金龙联合汽车工业有限公司 | Durability test device for sliding door of passenger car |
| CN113063580A (en) * | 2021-03-31 | 2021-07-02 | 东风商用车有限公司 | Door lock system endurance test bench and endurance test method |
Non-Patent Citations (2)
| Title |
|---|
| 林砺宗等: "汽车尾门疲劳测试试验机系统开发", 《中国测试》 * |
| 董天放等: "汽车车门耐久试验台的设计", 《汽车零部件》 * |
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