CN113567258A - Automobile isolation fence strength test detection device - Google Patents
Automobile isolation fence strength test detection device Download PDFInfo
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- CN113567258A CN113567258A CN202110811221.7A CN202110811221A CN113567258A CN 113567258 A CN113567258 A CN 113567258A CN 202110811221 A CN202110811221 A CN 202110811221A CN 113567258 A CN113567258 A CN 113567258A
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- 238000012360 testing method Methods 0.000 title claims abstract description 46
- 238000002955 isolation Methods 0.000 title claims abstract description 39
- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 125
- 238000006243 chemical reaction Methods 0.000 claims description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction 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
- 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
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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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
- 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
- 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
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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
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- General Health & Medical Sciences (AREA)
- Immunology (AREA)
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention provides a strength test detection device for an automobile isolation fence, which comprises a first counter-force support, four second counter-force supports, an actuator, a force sensor, a coupler, two cross beams, a force application mechanism, a horizontal moving mechanism, a vertical moving mechanism, an actuator moving mechanism and a servo system, wherein the actuator moving mechanism is arranged on the first counter-force support, the actuator moving mechanism is connected with one end of the actuator, and the other end of the actuator is connected with the force application mechanism through the force sensor and the coupler; a cross beam is arranged between the two second counter-force brackets, another cross beam is arranged between the other two second counter-force brackets, and the horizontal moving mechanism and the vertical moving mechanism are connected with the force application mechanism; the servo motor is connected with the actuator. The invention has the beneficial effects that: 1. the loading force value of the automobile isolation fence strength test detection device can be kept stable; 2. the force value loading holding period of the automobile isolated column strength test detection device can be adjusted and controlled according to test requirements.
Description
Technical Field
The invention relates to the field of automobiles, in particular to an automobile isolation fence strength test detection device.
Background
At present, in the technical field of automobile tests, a strength test detection device of a cargo isolation device of a van-type transport vehicle is not invented.
Disclosure of Invention
The invention provides a strength test detection device for an automobile isolation fence, which comprises a first counter-force support, four second counter-force supports, an actuator, a force sensor, a coupler, two cross beams, a force application mechanism, a horizontal moving mechanism, a vertical moving mechanism, an actuator moving mechanism and a servo system, wherein the actuator moving mechanism is installed on the first counter-force support, the actuator moving mechanism is connected with one end of the actuator, and the other end of the actuator is connected with the force application mechanism through the force sensor and the coupler; the beam is arranged between the two second counter-force supports, the other beam is arranged between the other two second counter-force supports, and the horizontal moving mechanism and the vertical moving mechanism are connected with the force application mechanism; the servo motor is connected with the actuator; the servo motor drives the actuator moving mechanism to do telescopic motion, and the actuator drives the force application mechanism to move forwards or backwards through the force sensor and the coupler while doing telescopic motion; the horizontal moving mechanism drives the force application device to move left and right, the vertical moving mechanism drives the force application device to move up and down, and the actuator moving mechanism drives the actuator to move up and down and simultaneously drives the force application mechanism to move up and down.
As a further improvement of the present invention, the actuator moving mechanism includes an actuating mounting support, a third driving device, a third slider, and a third guide rail, the third guide rail is mounted on the first reaction force bracket, the actuator is mounted on the third slider through the actuating mounting support, the third driving device drives the third slider to move up and down to drive the actuator to move up and down, and the actuator drives the force application mechanism to move up and down while moving up and down.
As a further improvement of the invention, the force application mechanism comprises a force application rod and a force application plate, wherein one end of the force application rod is connected with the coupler, and the other end of the force application rod is provided with the force application plate.
As a further improvement of the present invention, the force application mechanism includes a force application rod support, the force application rod is connected to the horizontal movement mechanism through the force application rod support, the horizontal movement mechanism moves back and forth along the cross beam, and the horizontal movement mechanism moves while driving the force application rod support to move, so as to drive the force application rod connected to the force application rod support to move left and right.
As a further improvement of the present invention, the horizontal moving mechanism includes a first driving device, a first lead screw, a first guide rail, and a first slider, the first guide rail and the first lead screw are respectively installed on the cross beam, the first slider is installed on the first lead screw, the force application rod support is installed on the first slider, and the first driving device is connected to the first lead screw; the first driving device drives the first screw rod to move, and the first screw rod moves and drives the force application rod to move left and right through the first sliding block and the first force application rod support.
As a further improvement of the present invention, the second reaction bracket is provided with four first driving devices, two of the first driving devices are respectively connected to the first lead screw, and the other two first driving devices are respectively connected to the other first lead screw; the first driving device is a screw rod turntable, and the screw rod turntable is used for driving the first screw rod to move.
As a further improvement of the present invention, the vertical moving mechanism is mounted on the second reaction bracket, the vertical moving mechanism is connected to the beam and the horizontal moving mechanism, respectively, the vertical moving mechanism moves up and down along the second reaction bracket, and the vertical moving mechanism drives the horizontal moving mechanism and the beam to move up and down to drive the force application rod connected to the horizontal moving mechanism to move up and down while moving.
As a further improvement of the present invention, the vertical moving mechanism includes a second driving device, a second lead screw, a second guide rail, and a second slider, the second lead screw and the second guide rail are respectively mounted on the second reaction bracket, the second slider is mounted on the second lead screw, the second slider is respectively connected to the cross beam and the horizontal moving mechanism, and the second driving device is connected to the second lead screw; the second driving device drives the second screw rod to move, and the second screw rod moves and drives the force application rod connected with the horizontal moving mechanism to move up and down by driving the second sliding block, the cross beam and the horizontal moving mechanism.
As a further improvement of the present invention, the second driving device is mounted on the second reaction bracket, the second driving device is a screw rod turntable, and the screw rod turntable is used for driving the second screw rod to move.
As a further improvement of the invention, the force application mechanism comprises a force application plate tool, and the force application plate tool is arranged between the force application rod and the force application plate; the number of the vertical moving mechanisms is four, and the four vertical moving mechanisms are respectively arranged on the four second counter-force brackets; the servo system is a hydraulic servo system; the third driving device, the first driving device and the second driving device are motors; the device for detecting the strength test of the automobile isolation fence further comprises an iron platform, wherein the first counter-force support and the four second counter-force supports are arranged on the iron platform.
The invention has the beneficial effects that: 1. the loading force value of the automobile isolation fence strength test detection device can be kept stable; 2. the force value loading holding period of the automobile isolation fence strength test detection device can be adjusted and controlled according to test requirements; 3. the strength test detection device for the automobile isolation fence can be suitable for the isolation fence detection of the whole automobile or a body in white; 4. the automobile isolation fence strength test detection device can be installed and debugged up, down, left, right, front and back; 5. the strength test detection device of the automobile isolation fence can be finely adjusted and debugged; 6. the strength test detection device for the automobile isolation fence has a simple structure and is convenient to debug and install. .
Drawings
FIG. 1 is a structural diagram of the device for testing the strength of the isolation fence of the automobile.
Detailed Description
As shown in fig. 1, the strength test detection device for the isolation fence of the automobile is designed and built on an iron platform 1, and can be applied to the strength test detection of the isolation fence 26 of the whole automobile or a body in white.
The invention discloses a strength test detection device for an automobile isolation fence, which comprises a first counter-force support 6, four second counter-force supports 18, an actuator 7, a force sensor 8, a coupler 9, two cross beams 10, a force application mechanism, a horizontal moving mechanism, a vertical moving mechanism, an actuator moving mechanism and a servo system, wherein the first counter-force support 6 is arranged on an iron platform 1, the actuator moving mechanism is installed on the first counter-force support 6, the actuator moving mechanism is connected with one end of the actuator 7, and the other end of the actuator 7 is connected with the force application mechanism through the force sensor 8 and the coupler 9; four second counter-force brackets 1 are arranged and installed on the iron platforms 1 at the two sides in the front and at the back. The beam 10 is arranged between the two second reaction force brackets 18, the other beam 10 is arranged between the other two second reaction force brackets 18, and the horizontal moving mechanism and the vertical moving mechanism are connected with the force application mechanism; the servo motor is connected with the actuator 7; the servo motor drives the actuator moving mechanism to do telescopic motion, and the actuator 7 drives the force application mechanism to move forwards or backwards through the force sensor 8 and the coupler 9 while doing telescopic motion; the horizontal moving mechanism drives the force application device to move left and right, the vertical moving mechanism drives the force application device to move up and down, the actuator moving mechanism drives the actuator 7 to move up and down and simultaneously drives the force application mechanism to move up and down, and the actuator 7 drives the force application mechanism to move up and down when moving up and down.
Actuator moving mechanism is including actuating erection support 4, third drive arrangement 2, third slider 3, third guide rail 5 is installed on first counter-force support 6, actuator 7 passes through it installs to actuate erection support 4 on the third slider 3, the drive of third drive arrangement 2 the third slider 3 reciprocates thereby drives actuator 7 reciprocates.
The force application mechanism comprises a force application rod 23 and a force application plate 25, one end of the force application rod 23 is connected with the coupler 9, and the other end of the force application rod 23 is provided with the force application plate 25.
The force application mechanism comprises a force application rod support 22, the force application rod 23 is connected with the horizontal movement mechanism through the force application rod support 22, the horizontal movement mechanism moves back and forth along the cross beam 10, and the horizontal movement mechanism drives the force application rod support 22 to move while moving, so that the force application rod 23 connected with the force application rod support 22 is driven to move left and right.
The horizontal moving mechanism comprises a first driving device 14, a first screw rod 12, a first guide rail 20 and a first sliding block 21, the first guide rail 20 and the first screw rod 12 are respectively installed on the cross beam 10, the first sliding block 21 is installed on the first screw rod 12, the force application rod support 22 is installed on the first sliding block 21, and the first driving device 19 is connected with the first screw rod 12; the first driving device 19 drives the first lead screw 12 to move, and the first lead screw 12 moves and drives the force application rod 23 to move left and right through the first sliding block 21 and the first force application rod support 22. The horizontal moving mechanism further comprises a screw nut 11, and the screw nut 11 is connected with the first sliding block 21.
The second counter-force bracket 18 is provided with the first driving devices 14, the number of the first driving devices 14 is four, two of the first driving devices 14 are respectively connected with the first screw rods 12, and the other two first driving devices 14 are respectively connected with the other first screw rods 12; the first driving device 14 is a screw rod turntable, and the screw rod turntable is used for driving the first screw rod 12 to move.
The second reaction force support 18 is provided with the vertical moving mechanism, the vertical moving mechanism is respectively connected with the beam 10 and the horizontal moving mechanism, the vertical moving mechanism moves up and down along the second reaction force support 18, and the vertical moving mechanism drives the horizontal moving mechanism and the beam 10 to move up and down to drive the force application rod 23 connected with the horizontal moving mechanism to move up and down while moving.
The vertical moving mechanism comprises a second driving device 19, a second screw rod 16, a second guide rail 17 and a second sliding block 15, the second screw rod 16 and the second guide rail 17 are respectively installed on the second reaction bracket 18, the second sliding block 15 is installed on the second screw rod 16, the second sliding block 15 is respectively connected with the cross beam 10 and the horizontal moving mechanism, and the second driving device 19 is connected with the second screw rod 16; the second driving device 19 drives the second lead screw 16 to move, and the second lead screw 16 drives the second slider 15, the cross beam 10 and the horizontal moving mechanism to drive the force application rod 23 connected with the horizontal moving mechanism to move up and down at the same time.
The second driving device 19 is mounted on the second reaction force bracket 18, the second driving device 19 is a screw rod turntable, and the screw rod turntable is used for driving the second screw rod 16 to move.
The force application mechanism comprises a force application plate tool 25, and the force application plate tool 25 is arranged between the force application rod 23 and the force application plate 25; the number of the vertical moving mechanisms is four, and the four vertical moving mechanisms are respectively arranged on the four second counter-force brackets 18; the servo system is a hydraulic servo system. The third driving device 2, the first driving device 14, and the second driving device 19 are motors.
The working principle of the automobile isolation fence strength test detection device is as follows:
1. and (3) before the test, according to the evaluation of the test loading force value, mounting and fixing the test vehicle 27 or the body in white on the iron platform 1 through a tool clamp.
2. The initial position of the loading point of the spacer bar 26 is measured by the associated detection tool.
3. According to the loaded position of the isolation fence 26, the horizontal positions of the force application plate 25 and the force application rod 23 are adjusted by operating the front and rear screw turntables (first driving devices 14) on the left reaction force bracket 18, and the force application plate 25 is moved in the left horizontal direction by rotating the screw turntables (first driving devices 14) clockwise. Conversely, the rotating screw (first driving device 14) is operated counterclockwise, and the force application plate 25 moves in the right horizontal direction.
4. The front and rear screw rod turntables (second driving devices 19) of the second screw rods 16 on the left and right sides are operated to adjust the vertical position of the force application plate 25, the screw rod turntables (second driving devices 19) are operated clockwise, and the force application plate 25 moves upwards in the vertical direction. Conversely, operating the rotation counterclockwise (second drive means 19), the force application plate 25 moves vertically downwards.
5. The actuator 7 of the automobile isolated column strength test detection device is controlled by using a hydraulic servo system, and the maximum loading force value and the loading speed of the actuator 7 are set through a pressure regulating valve and a flow valve according to test requirements.
6. The rodless cavity of the control actuator 7 is fed with oil to work, the cylinder rod extends out, and the oil is loaded to the isolation fence 26 through the force sensor 8, the coupler 9, the force application rod 23, the force application plate tool 24 and the force application plate 25.
7. After the set loading detection force value is reached, the control actuator 7 is controlled to work by feeding oil into a rod cavity, the cylinder rod retracts, and the force sensor 8, the coupler 9, the force application rod 23 and the force application plate tool 24 are used for driving the force application plate 25 to unload and return.
8. The deformation of the loaded spacer bars 26 is measured by the associated inspection tool.
The invention has the beneficial effects that: 1. the loading force value of the automobile isolation fence strength test detection device can be kept stable; 2. the force value loading holding period of the automobile isolation fence strength test detection device can be adjusted and controlled according to test requirements; 3. the strength test detection device for the automobile isolation fence can be suitable for the isolation fence detection of the whole automobile or a body in white; 4. the automobile isolation fence strength test detection device can be installed and debugged up, down, left, right, front and back; 5. the strength test detection device of the automobile isolation fence can be finely adjusted and debugged; 6. the strength test detection device for the automobile isolation fence has a simple structure and is convenient to debug and install.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.
Claims (10)
1. The utility model provides a car isolated column strength test detection device which characterized in that: the device comprises a first counter-force support (6), four second counter-force supports (18), an actuator (7), a force sensor (8), a coupler (9), two cross beams (10), a force application mechanism, a horizontal movement mechanism, a vertical movement mechanism, an actuator movement mechanism and a servo system, wherein the actuator movement mechanism is installed on the first counter-force support (6), the actuator movement mechanism is connected with one end of the actuator (7), and the other end of the actuator (7) is connected with the force application mechanism through the force sensor (8) and the coupler (9); the cross beam (10) is arranged between the two second reaction force brackets (18), the other cross beam (10) is arranged between the other two second reaction force brackets (18), and the horizontal moving mechanism and the vertical moving mechanism are connected with the force application mechanism; the servo motor is connected with the actuator (7); the servo motor drives the actuator moving mechanism to do telescopic motion, and the actuator (7) drives the force application mechanism to move forwards or backwards through the force sensor (8) and the coupler (9) while doing telescopic motion; the horizontal moving mechanism drives the force application device to move left and right, the vertical moving mechanism drives the force application device to move up and down, and the actuator moving mechanism drives the force application mechanism to move up and down while driving the actuator (7) to move up and down.
2. The device for testing the strength of the automobile isolation fence according to claim 1, is characterized in that: actuator moving mechanism is including actuating erection support (4), third drive arrangement (2), third slider (3), third guide rail (5), install third guide rail (5) on first counter-force support (6), actuator (7) are passed through it installs to actuate erection support (4) on third slider (3), third drive arrangement (2) drive thereby third slider (3) reciprocate and drive actuator (7) reciprocate, will drive when actuator (7) reciprocate application of force mechanism reciprocates.
3. The device for testing the strength of the automobile isolation fence according to claim 1, is characterized in that: the force application mechanism comprises a force application rod (23) and a force application plate (25), one end of the force application rod (23) is connected with the coupler (9), and the other end of the force application rod (23) is provided with the force application plate (25).
4. The device for testing the strength of the automobile isolation fence according to claim 3, characterized in that: the force application mechanism comprises a force application rod support (22), the force application rod (23) is connected with the horizontal movement mechanism through the force application rod support (22), the horizontal movement mechanism moves back and forth along the cross beam (10), and the horizontal movement mechanism drives the force application rod support (22) to move while moving, so that the force application rod (23) connected with the force application rod support (22) is driven to move left and right.
5. The device for testing the strength of the automobile isolation fence according to claim 4, is characterized in that: the horizontal moving mechanism comprises a first driving device (14), a first screw rod (12), a first guide rail (20) and a first sliding block (21), the first guide rail (20) and the first screw rod (12) are respectively installed on the cross beam (10), the first sliding block (21) is installed on the first screw rod (12), the force application rod support (22) is installed on the first sliding block (21), and the first driving device (19) is connected with the first screw rod (12); the first driving device (19) drives the first screw rod (12) to move, and the first screw rod (12) moves and drives the force application rod (23) to move left and right through the first sliding block (21) and the first force application rod support (22).
6. The device for testing the strength of the automobile isolation fence according to claim 5, characterized in that: the second counter-force bracket (18) is provided with the first driving devices (14), the number of the first driving devices (14) is four, two first driving devices (14) are respectively connected with the first screw rod (12), and the other two first driving devices (14) are respectively connected with the other first screw rod (12); the first driving device (14) is a screw rod turntable, and the screw rod turntable is used for driving the first screw rod (12) to move.
7. The device for testing the strength of the automobile isolation fence according to claim 3, characterized in that: the vertical moving mechanism is mounted on the second reaction force support (18), the vertical moving mechanism is respectively connected with the cross beam (10) and the horizontal moving mechanism, the vertical moving mechanism moves up and down along the second reaction force support (18), and the vertical moving mechanism drives the horizontal moving mechanism and the cross beam (10) to move up and down to drive the force application rod (23) connected with the horizontal moving mechanism to move up and down while moving.
8. The device for testing the strength of the automobile isolation fence according to claim 7, is characterized in that: the vertical moving mechanism comprises a second driving device (19), a second screw rod (16), a second guide rail (17) and a second sliding block (15), the second screw rod (16) and the second guide rail (17) are respectively installed on the second reaction bracket (18), the second sliding block (15) is installed on the second screw rod (16), the second sliding block (15) is respectively connected with the cross beam (10) and the horizontal moving mechanism, and the second driving device (19) is connected with the second screw rod (16); the second driving device (19) drives the second screw rod (16) to move, and the second screw rod (16) drives the force application rod (23) connected with the horizontal moving mechanism to move up and down by driving the second sliding block (15), the cross beam (10) and the horizontal moving mechanism.
9. The device for testing the strength of the automobile isolation fence according to claim 8, characterized in that: the second driving device (19) is mounted on the second reaction force support (18), the second driving device (19) is a screw rod turntable, and the screw rod turntable is used for driving the second screw rod (16) to move.
10. The device for testing the strength of the automobile isolation fence according to claim 3, characterized in that: the force application mechanism comprises a force application plate tool (25), and the force application plate tool (25) is arranged between the force application rod (23) and the force application plate (25); the number of the vertical moving mechanisms is four, and the four vertical moving mechanisms are respectively arranged on the four second counter-force brackets (18); the servo system is a hydraulic servo system; the third driving device (2), the first driving device (14) and the second driving device (19) are motors; the device for detecting the strength test of the automobile isolation fence further comprises an iron platform (1), wherein the first counter-force support (6) and the four second counter-force supports (18) are arranged on the iron platform (1).
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| CN202110811221.7A CN113567258A (en) | 2021-07-19 | 2021-07-19 | Automobile isolation fence strength test detection device |
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| CN202110811221.7A CN113567258A (en) | 2021-07-19 | 2021-07-19 | Automobile isolation fence strength test detection device |
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