CN113092087A - Automobile pipeline direction detection device and detection method - Google Patents
Automobile pipeline direction detection device and detection method Download PDFInfo
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- CN113092087A CN113092087A CN202110325964.3A CN202110325964A CN113092087A CN 113092087 A CN113092087 A CN 113092087A CN 202110325964 A CN202110325964 A CN 202110325964A CN 113092087 A CN113092087 A CN 113092087A
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- G01M13/00—Testing of machine parts
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- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
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Abstract
The detection device comprises a test bench, the test bench comprises a base and a plurality of slide rail assemblies, the slide rail assemblies are distributed at intervals along the width direction of the base, each slide rail assembly comprises two first slide rails which are vertically arranged and respectively arranged on two sides of the base in a sliding manner, and a second slide rail which is horizontally arranged between the two first slide rails in a sliding manner; and each second slide rail contained in one part of all the second slide rails is provided with an installation block in a sliding way, and each second slide rail contained in the rest part is provided with a detection tool in a sliding way. The detection method comprises the following steps: determining the mounting positions of a non-detection part and a detection part of a pipeline on a test bench; moving the first slide rail, the second slide rail, the mounting block and the checking fixture so as to enable the mounting block and the checking fixture to move to the mounting positions of the non-detection part and the detection part respectively; fixing the non-detection portion; and observing whether the detection part interferes with the detection tool or not. The method can be suitable for detecting pipelines in different directions.
Description
Technical Field
The application relates to the technical field of automobiles, in particular to an automobile pipeline trend detection device and method.
Background
With the rapid development of social economy, people pursue higher and higher automobile quality. In the production process of automobiles in the automobile manufacturing industry, the detection requirement on the moving direction and the position of a vehicle pipeline is huge, in particular to an air-conditioning refrigeration pipe. The air conditioner pipelines are distributed at different positions, so that various devices need to be bypassed to be connected together, various curvatures or shapes exist, detection of the curvatures or the shapes of all the pipelines is relatively complex, an automobile manufacturer needs to accurately detect the walking direction of the automobile pipelines, however, in the existing automobile manufacturer, detection items of the walking direction of the automobile pipelines are mostly finished manually, detection of the walking direction of one or a few of pipelines can be finished at one time, the detection speed is low, the efficiency is low, the overall production efficiency of the automobile manufacturer is greatly reduced, and the phenomenon of poor product quality occurs.
In the related technology, an automatic detection device is adopted to detect the pipeline trend, the automatic detection device comprises a main bottom plate, a positioning module, a detection module and an electrical control module, the positioning module comprises a profiling positioning tool and a positioning clamp, and the detection module is provided with a pneumatic valve, a pneumatic switch, a first-class sensor detection block and a second-class sensor detection block; the electric control module comprises a PLC controller and an upper computer. When a product is placed into the detection device, the pneumatic valve is automatically closed and locked, the detection device is automatically electrified, the detection block of the first type of sensor is closed, the detection block can be closed, a qualified signal is transmitted out, and otherwise the detection block is not qualified; and then the second-class sensor detection block is closed, so that current signals can be closed and no current signals exist, qualified signals are transmitted, and otherwise, the signals are not qualified. All detection processes are controlled automatically, the PLC and the upper computer cooperate together to control the detection processes, obtain detection results and store detection data. The accuracy of pipeline detection is improved.
However, the set of automatic detection device is only suitable for pipelines in one direction, and the universality is poor; and the required accessories are more and the cost is higher.
Disclosure of Invention
The embodiment of the application provides an automatic automobile pipeline trend detection device and method, and aims to solve the problems that in the related art, one set of automatic detection device is only matched with a pipeline with one trend, the universality is poor, the number of required accessories is large, and the cost is high.
In a first aspect, a device for detecting the running direction of an automobile pipeline is provided, which comprises a test bench, wherein the test bench comprises:
a base;
the sliding rail assemblies are distributed at intervals along the width direction of the base and comprise two first sliding rails which are vertically arranged and respectively arranged on two sides of the base in a sliding manner and a second sliding rail which is horizontally arranged between the two first sliding rails in a sliding manner; and the number of the first and second groups,
each second slide rail included in one part of all the second slide rails is provided with an installation block in a sliding manner, and each second slide rail included in the rest part is provided with a detection tool in a sliding manner; the mounting block is used for fixing a non-detection part of the pipeline, and the detection tool is used for detecting whether the trend of the detection part of the pipeline is qualified or not.
In some embodiments, the device for detecting the vehicle pipe line direction further includes:
the measuring mechanism is used for measuring the positions of the first slide rail, the second slide rail, the mounting block and the checking fixture;
the driving mechanism is connected with the measuring mechanism and is used for acquiring data measured by the measuring mechanism; and the number of the first and second groups,
the driving mechanism is further connected with the first slide rail, the second slide rail, the mounting block and the detection tool and used for driving the first slide rail, the second slide rail, the mounting block and the detection tool to move based on the acquired data, so that the mounting block and the detection tool can respectively move to the non-detection part and the detection part on the preset mounting position on the test bench.
In some embodiments, the measurement mechanism comprises:
the first measuring tools correspond to one first sliding rail and are used for measuring the position of the first sliding rail;
each second measuring tool corresponds to one second slide rail and is used for measuring the position of the second slide rail;
the third measuring tools correspond to the mounting blocks and are used for measuring the positions of the mounting blocks;
and each fourth measuring tool corresponds to one checking fixture and is used for measuring the position of the checking fixture.
In some embodiments, the drive mechanism comprises:
the rail is horizontally arranged on the second slide rail;
the roller is arranged on the mounting block;
and the motor is connected with the roller and is used for driving the roller to roll on the track.
In some embodiments, the detection portion is a bent portion of the pipeline, which is bent at an angle greater than 100 degrees and less than 125 degrees; and/or the detection part is an inclined part with an included angle smaller than 75 degrees between the moving direction and the horizontal plane in the pipeline.
In some embodiments, the detection tool is provided with a detection groove adapted to the direction of the detection part.
In a second aspect, a method for detecting a vehicle pipeline trend is provided, which includes the following steps:
providing the automobile pipeline direction detection device;
determining the mounting positions of the non-detection part and the detection part of the pipeline on the test bench according to the design parameters of the pipeline and the design parameters of the test bench;
moving the first slide rail, the second slide rail, the mounting block and the checking fixture so that the mounting block and the checking fixture are respectively moved to the mounting positions of the non-detection part and the detection part;
fixing the non-detection portion;
observing whether the detection part interferes with the checking fixture or not;
if the interference is generated, judging that the direction of the pipeline is unqualified;
otherwise, judging that the trend of the pipeline is qualified.
In some embodiments:
the checking fixture is provided with a detection groove matched with the trend of the detection part;
observing whether the detection part interferes with the checking fixture or not, and specifically comprising the following steps of:
observing whether the axis of the detection part is coincident with the axis of the detection groove;
if the detection part and the detection tool are overlapped, judging that the detection part and the detection tool do not generate interference;
otherwise, judging that the detection part interferes with the detection tool.
In some embodiments, the first slide rail, the second slide rail, the mounting block and the gauge are moved so that the mounting block and the gauge are moved to mounting positions of the non-detection portion and the detection portion, respectively; the method specifically comprises the following steps:
measuring the positions of the first slide rail, the second slide rail, the mounting block and the checking fixture;
determining the target distance of the first slide rail, the second slide rail, the mounting block and the gauge according to the relation between the measured data and the mounting position;
and driving the first slide rail, the second slide rail, the mounting block and the detection tool to move the target distance, so that the mounting block and the detection tool respectively move to the mounting positions of the non-detection part and the detection part.
In some embodiments, the detection portion is a bent portion of the pipeline, which is bent at an angle greater than 100 degrees and less than 125 degrees; and/or the detection part is an inclined part with an included angle smaller than 75 degrees between the moving direction and the horizontal plane in the pipeline.
The beneficial effect that technical scheme that this application provided brought includes: the detection device can detect the pipelines in different trends, judge whether the pipelines are qualified, and only need adjust the position of installation piece and detection tool by moving the first slide rail, the second slide rail and the installation piece and detecting the tool, so that the installation piece and the detection tool can move to the non-detection part and the detection part of the pipeline to be detected respectively, and the detection device is suitable for detection of pipelines in different trends, and has the advantages of simple structure, low cost and wide application range.
The embodiment of the application provides a detection device and a detection method for automobile pipeline trend, and the detection device can detect pipelines with different trends by aiming at the pipelines, and judges whether the pipelines are qualified or not, and only needs to move the first slide rail, the second slide rail, the mounting block and the detection tool, and adjusts the positions of the mounting block and the detection tool, so that the mounting block and the detection tool can move to the mounting positions of a non-detection part and a detection part of the pipeline to be detected respectively.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an automobile pipeline direction detection device provided in an embodiment of the present application (a pipeline is not installed);
fig. 2 is a schematic structural diagram (installed pipeline) of the automobile pipeline direction detection device provided in the embodiment of the present application;
FIG. 3 is a schematic structural diagram of a driving mechanism provided in an embodiment of the present application;
FIG. 4 is a distribution diagram of a measurement mechanism provided in an embodiment of the present application;
fig. 5 is a top view of fig. 2.
In the figure: 1. a test bed; 10. a base; 11. a first slide rail; 12. a second slide rail; 2. mounting blocks; 3. a pipeline; 30. a non-detection portion; 31. a detection section; 4. a checking fixture; 40. a detection tank; 5. a measuring mechanism; 50. a first measuring tool; 51. a second measuring tool; 52. a third measuring tool; 6. a drive mechanism; 60. a track; 61. a roller; 62. an electric motor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all 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 application.
Example 1:
referring to fig. 1 and fig. 2, an embodiment 1 of the present application provides an automobile pipeline direction detection apparatus, which includes a test bench 1, where the test bench 1 includes a base 10 and a plurality of slide rail assemblies, each of the slide rail assemblies is distributed at intervals along a width direction of the base 10, and each of the slide rail assemblies includes two first slide rails 11 vertically arranged and respectively slidably arranged at two sides of the base 10, and a second slide rail 12 horizontally slidably arranged between the two first slide rails 11; each second slide rail 12 included in one part of all the second slide rails 12 is provided with an installation block 2 in a sliding manner, and each second slide rail 12 included in the rest part is provided with a detection tool 4 in a sliding manner; the mounting block 2 is used for fixing the non-detection part 30 of the pipeline 3, and the check tool 4 is used for detecting whether the trend of the detection part 31 of the pipeline 3 is qualified.
In embodiment 1 of the present application, a three-dimensional coordinate system is established through the test bed 1, the length direction of the second slide rail 12 is taken as the X axis, the width direction of the base 10 is taken as the Y axis, the height direction of the first slide rail 11 is taken as the Z axis, and the center of a circle is selected on the base 10. The installation block 2 and the detection tool 4 of embodiment 1 of the application can move along the length direction of the second slide rail 12, namely, the X-axis direction, so as to adjust the X-coordinate of the installation block 2 and the detection tool 4, move the first slide rail 11 along the width direction of the base 10, namely, the Y-axis direction, so as to adjust the Y-coordinate of the installation block 2 and the detection tool 4, and move the second slide rail 12 along the height direction of the first slide rail 11, so as to adjust the Z-coordinate of the installation block 2 and the detection tool 4.
The use principle of the detection device of embodiment 1 of the present application is as follows:
firstly, determining the mounting positions of a non-detection part 30 and a detection part 31 of a pipeline 3 on a test bench 1 according to the design parameters of the pipeline 3 and the design parameters of the test bench 1; the mounting block 2 and the checking fixture 4 are placed on the corresponding second slide rail 12, and then the positions of the mounting block 2 and the checking fixture 4 are adjusted by moving the first slide rail 11, the second slide rail 12, the mounting block 2 and the checking fixture 4, so that the mounting block 2 and the checking fixture 4 are respectively moved to the mounting positions of the non-detection part 30 and the detection part 31; fixing the non-detection part 30 of the pipeline 3 through the mounting block 2; observing whether the detection part 31 interferes with the gauge 4; if the interference is generated, judging that the trend of the pipeline 3 is unqualified; otherwise, the direction of the pipeline 3 is judged to be qualified. Wherein, non-testing portion 30 of pipeline 3 is for simulating the pipeline 3 actual installation move towards in the position that needs fixed, testing portion 31 is that pipeline 3 moves towards degree of curvature big, the position of error easily appears in the production process, therefore, judge whether qualified pipeline 3 is qualified through detecting testing portion 31, and if pipeline 3 moves towards qualified, after non-testing portion 30 with pipeline 3 is fixed, testing portion 31 of pipeline 3 can be nature and examine 4 adaptations, can not produce the interference, so, this application embodiment 1 judges whether qualified pipeline 3 is produced through observing testing portion 31 and examining whether producing the interference of utensil 4.
Therefore, the detection device of embodiment 1 of the present application can detect the pipelines 3 in different trends, and determine whether the pipelines 3 are qualified, and only need move the first slide rail 11, the second slide rail 12, the mounting block 2 and the detection tool 4, adjust the positions of the mounting block 2 and the detection tool 4, so that the mounting block 2 and the detection tool 4 move to the mounting positions of the non-detection part 30 and the detection part 31 of the pipeline 3 to be detected respectively, and the detection device is suitable for the detection of the pipelines 3 in different trends, and has the advantages of simple structure, low cost and wide application range.
Optionally, referring to fig. 3, the device for detecting the automobile pipeline direction further includes a measuring mechanism 5 and a driving mechanism 6, wherein the measuring mechanism 5 is used for measuring the positions of the first slide rail 11, the second slide rail 12, the mounting block 2 and the check tool 4; the driving mechanism 6 is connected with the measuring mechanism 5 and is used for acquiring data measured by the measuring mechanism 5; the driving mechanism 6 is also connected with the first slide rail 11, the second slide rail 12, the mounting block 2 and the checking fixture 4, and is used for determining the target distance of the first slide rail 11, the second slide rail 12, the mounting block 2 and the checking fixture 4 according to the relation between the measured data and the mounting position; the first slide rail 11, the second slide rail 12, the mounting block 2 and the testing fixture 4 are driven to move for a moving target distance, so that the mounting block 2 and the testing fixture 4 respectively move to the preset mounting positions of the non-detection part 30 and the detection part 31 on the test bed 1.
The installation position of a non-detection part 30 and a detection part 31 of a pipeline 3 on a test bench 1 is obtained in advance in embodiment 1 of the application, the positions of a first slide rail 11, a second slide rail 12, an installation block 2 and a detection tool 4 are measured through a measuring mechanism 5, the difference between the installation block 2 and the detection tool 4 and the installation position is determined in real time, the first slide rail 11, the second slide rail 12, the installation block 2 and the detection tool 4 are driven to move through a driving mechanism 6, intelligent operation is achieved, and finally the installation block 2 and the detection tool 4 are moved to the installation positions of the non-detection part 30 and the detection part 31 respectively.
Preferably, referring to fig. 4, the measuring mechanism 5 includes a plurality of first measuring tools 50, a plurality of second measuring tools 51, a plurality of third measuring tools 52, and a plurality of fourth measuring tools, each first measuring tool 50 corresponds to one first slide rail 11 and is used for measuring the position of the first slide rail 11, each second measuring tool 51 corresponds to one second slide rail 12 and is used for measuring the position of the second slide rail 12, each third measuring tool 52 corresponds to one mounting block 2 and is used for measuring the position of the mounting block 2, and each fourth measuring tool corresponds to one checking fixture 4 and is used for measuring the position of the checking fixture 4.
The measuring tool in embodiment 1 of the present application is an optical positioning sensor, and the measuring tool is installed on a first movable slide rail 11, a second movable slide rail 12, an installation block 2 and a detection tool 4, and is used for respectively measuring a Y coordinate of the first movable slide rail 11, measuring a Z coordinate of the second movable slide rail 12, and measuring an X coordinate of the installation block 2 and the detection tool 4, thereby determining actual coordinates of the installation block 2 and the detection tool 4, comparing the measured actual coordinates with an installation position (i.e., a target coordinate), determining a target distance that the first movable slide rail 11, the second movable slide rail 12, the installation block 2 and the detection tool 4 need to move, and finally driving the first movable slide rail 11, the second movable slide rail 12, the installation block 2 and the detection tool 4 to move to a target distance that the non-detection part 30 and the detection part 31 respectively move to a preset installation position on a test bench 1.
Furthermore, as shown in fig. 4, each detection tool 4 corresponds to one driving mechanism 6, the driving mechanism 6 disposed on the mounting block 2 includes a rail 60, a roller 61 and a motor 62, and the rail 60 is horizontally disposed on the second slide rail 12; the roller 61 is arranged on the mounting block 2; the motor 62 is connected to the roller 61 and is used to drive the roller 61 to roll on the rail 60.
The rail 60 is provided with saw teeth, the roller 61 is a gear and is engaged with the saw teeth, and the motor 62 drives the roller 61 to roll on the rail 60 so as to drive the mounting block 2 to move on the second slide rail 12.
Further, referring to fig. 5, the detecting portion 31 is a bent portion of the pipeline 3, which is bent at an angle greater than 100 degrees and less than 125 degrees; and/or the detection part 31 is an inclined part with an included angle of less than 75 degrees between the trend direction and the horizontal plane in the pipeline 3.
The directions of the bent portion and the inclined portion are not easy to control, and deviation is easy to occur, so that whether the directions of the parts are qualified or not needs to be detected, and whether the directions of the pipelines 3 are qualified or not is judged.
Further, as shown in fig. 1, the detecting tool 4 is provided with a detecting groove 40 adapted to the direction of the detecting portion 31.
The checking fixture 4 is provided with a detection groove 40 matched with the shape of the detection part 31 along the direction of the detection part 31, that is, after the non-detection part 31 of the pipeline 3 is fixed by the mounting block 2, the detection part 31 should be theoretically just clamped in the detection groove 40, if the detection part 31 cannot be naturally clamped in the detection groove 40, or the axis of the detection part 31 is not coincident with the axis of the detection groove 40, the direction of the pipeline 3 is proved to be unqualified.
Example 2:
the embodiment 2 of the application provides a method for detecting the trend of an automobile pipeline, which comprises the following steps:
s1: providing the automobile pipeline direction detection device;
s2: determining the installation positions of the non-detection part 30 and the detection part 31 of the pipeline 3 on the test bench 1 according to the design parameters of the pipeline 3 and the design parameters of the test bench 1;
the digifax of the pipeline 3 and the digifax of the test bed 1 are led into simulation software, and the non-detection part 30 and the detection part 31 of the pipeline 3, and the installation positions of the non-detection part 30 and the detection part 31 on the test bed 1 are automatically identified through image recognition.
And printing out the corresponding mounting block 2 and the gauge 4 by 3D printing according to the structures of the non-detection part 30 and the detection part 31 of the pipeline 3, so that the mounting block 2 and the gauge 4 are matched with the non-detection part 30 and the detection part 31 of the pipeline 3.
S3: moving the first slide rail 11, the second slide rail 12, the mounting block 2 and the checking fixture 4 to enable the mounting block 2 and the checking fixture 4 to move to the mounting positions of the non-detection part 30 and the detection part 31 respectively;
the initial positions of the test rig 1 are: the second slide rail 12 is positioned at the highest position of the first slide rail 11, and the mounting block 2 and the checking fixture 4 are positioned at the leftmost side of the second slide rail 12; before moving, the processing sequence of the 3D printer and the motion program of the mechanical arm are set, the installation blocks 2 are placed in sequence preferentially, and then the check tools 4 are placed.
S4: a fixed non-detecting portion 30;
the pressing plates at the front end and the rear end of the pipeline 3 are fixed on the mounting block 2 through positioning pins and bolts, the mounting block 2 is fixed on the sliding block through a fastener, and the mounting block 2 is arranged on the second sliding rail 12 in a sliding manner through the sliding block; the rest mounting blocks 2 are connected with a mounting bracket of the pipeline 3 through bolts, and the mounting blocks 2 are fixed on the sliding block through fasteners; the checking fixture 4 is fixed on the sliding block through a fastener and is arranged on the second sliding rail 12 in a sliding mode through the sliding block.
Wherein, the installing support is also the scene of the actual installation of simulation pipeline 3, if needs the installing support, just sets up the installing support and fixes pipeline 3. And whether the generated checking fixture 4 interferes with the mounting bracket (that is, whether the mounting position of the mounting bracket is overlapped with the detection part 31 of the pipeline 3 or not) is automatically calculated in simulation software, and if so, the checking fixture 4 of the detection part 31 is cancelled, that is, the checking fixture 4 is not placed on the corresponding second slide rail 12.
S5: observing whether the detection part 31 interferes with the gauge 4;
whether the detection part 31 interferes with the detection tool 4 or not is observed through human eyes, after the non-detection part 30 is fixed on the generally qualified pipeline 3, the detection part 31 and the detection tool 4 can be naturally matched, and interference cannot occur.
S6: if the interference is generated, judging that the trend of the pipeline 3 is unqualified;
s7: otherwise, the direction of the pipeline 3 is judged to be qualified.
This application embodiment 2 can be to the pipeline 3 of different trends, detect it, judge whether pipeline 3 is qualified, and only need be through removing first slide rail 11, second slide rail 12 and installation piece 2 and examining utensil 4, adjust the position of installation piece 2 and examining utensil 4, so that installation piece 2 and examine utensil 4 remove respectively to waiting to detect on the non-testing section 30 of pipeline 3 and the mounted position of testing section 31, thereby be suitable for the detection of different trends pipeline 3, and the pipeline detection device has a simple structure, and is low in cost, wide application scope's advantage.
In addition, in the embodiment 2 of the application, the installation positions of the non-detection part 30 and the detection part 31 of the pipeline 3 are automatically identified through image identification, the installation block 2 and the detection tool 4 are automatically processed by the 3D printer according to the trend of the pipeline 3, the shapes of the installation block 2 and the detection tool 4 required by the non-detection part 30 and the detection part 31 of the pipeline 3 are automatically determined, manual operation steps are simplified through linkage of the 3D printer, the mechanical arm and the test bench 1, and the installation efficiency is improved.
Further, the checking fixture 4 is provided with a detection groove 40 adapted to the trend of the detection part 31.
In step S5, observing whether the detection portion 31 interferes with the inspection tool 4 specifically includes the following steps:
s50: observing whether the axis of the detecting portion 31 coincides with the axis of the detecting groove 40;
s51: if the detection part 31 and the checking fixture 4 are overlapped, judging that no interference is generated between the detection part and the checking fixture 4;
s52: otherwise, it is judged that the detection part 31 interferes with the gauge 4.
The checking fixture 4 is provided with a detection groove 40 matched with the shape of the detection part 31 along the direction of the detection part 31, that is, after the non-detection part 31 of the pipeline 3 is fixed by the mounting block 2, the detection part 31 should be theoretically just clamped in the detection groove 40, if the detection part 31 cannot be naturally clamped in the detection groove 40, or the axis of the detection part 31 is not coincident with the axis of the detection groove 40, the direction of the pipeline 3 is proved to be unqualified.
An allowable error can also be set, and if the axis of the detection part 31 deviates from the axis of the detection groove 40 by no more than 2.5mm, the detection part 31 and the gauge 4 do not interfere with each other.
Further, in step S3, the first slide rail 11, the second slide rail 12, the mounting block 2 and the check tool 4 are moved, so that the mounting block 2 and the check tool 4 are moved to the mounting positions of the non-detection part 30 and the detection part 31, respectively; the method specifically comprises the following steps:
s30: measuring the positions of the first slide rail 11, the second slide rail 12, the mounting block 2 and the gauge 4;
in embodiment 2 of the present application, the optical positioning sensors are mounted on the first movable slide rail 11, the second movable slide rail 12, the mounting block 2 and the inspection tool 4, so as to measure the Y coordinate of the first slide rail 11, the Z coordinate of the second movable slide rail 12, and the X coordinates of the mounting block 2 and the inspection tool 4, respectively, thereby determining the actual coordinates of the mounting block 2 and the inspection tool 4.
S31: determining the target distance of the first slide rail 11, the second slide rail 12, the mounting block 2 and the checking fixture 4 according to the relation between the measured data and the mounting position;
and comparing the measured actual coordinates with the mounting position (namely target coordinates), and determining the target distance which needs to be moved by the first slide rail 11, the second slide rail 12, the mounting block 2 and the checking fixture 4.
S32: the first slide rail 11, the second slide rail 12, the mounting block 2 and the check tool 4 are driven to move a target distance, so that the mounting block 2 and the check tool 4 move to mounting positions of the non-detection part 30 and the detection part 31, respectively.
This application embodiment 2 is through to optical positioning sensor input distance value to first slide rail 11, second slide rail 12 and installation piece 2 and examine the position of utensil 4, and then change installation piece 2 and examine the coordinate of utensil 4, examine utensil for special pipeline, improved test bench 1's adjustability, reduce the quantity of special utensil of examining, realized the turnover and utilized, thereby greatly reduced cost.
Optionally, referring to fig. 5, the detecting portion 31 is a bent portion of the pipeline 3, which is bent at an angle greater than 100 degrees and less than 125 degrees; and/or the detection part 31 is an inclined part with an included angle of less than 75 degrees between the trend direction and the horizontal plane in the pipeline 3.
The bent portion and the inclined portion are portions of the pipeline 3 where the direction error is likely to occur, and therefore it is necessary to detect whether the directions of the portions are qualified or not, so as to determine whether the directions of the pipeline 3 are qualified or not.
In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides an automobile pipeline moves towards detection device which characterized in that, it includes test bench (1), test bench (1) includes:
a base (10);
the sliding rail assemblies are distributed at intervals along the width direction of the base (10), and each sliding rail assembly comprises two first sliding rails (11) which are vertically arranged and respectively arranged on two sides of the base (10) in a sliding manner, and a second sliding rail (12) which is horizontally arranged between the two first sliding rails (11) in a sliding manner; and the number of the first and second groups,
each second slide rail (12) contained in one part of all the second slide rails (12) is provided with an installation block (2) in a sliding way, and each second slide rail (12) contained in the rest part is provided with a detection tool (4) in a sliding way; the mounting block (2) is used for fixing a non-detection part (30) of the pipeline (3), and the detection tool (4) is used for detecting whether the trend of the detection part (31) of the pipeline (3) is qualified or not.
2. The vehicle running direction detecting device according to claim 1, further comprising:
the measuring mechanism (5) is used for measuring the positions of the first slide rail (11), the second slide rail (12), the mounting block (2) and the checking fixture (4);
the driving mechanism (6) is connected with the measuring mechanism (5) and is used for acquiring data measured by the measuring mechanism (5); and the number of the first and second groups,
the driving mechanism (6) is further connected with the first sliding rail (11), the second sliding rail (12), the mounting block (2) and the detection tool (4) and used for driving the first sliding rail (11), the second sliding rail (12), the mounting block (2) and the detection tool (4) to move based on acquired data, so that the mounting block (2) and the detection tool (4) can move to the non-detection part (30) and the detection part (31) respectively on a preset mounting position on the test bench (1).
3. The automotive pipe running detection device according to claim 2, wherein the measuring mechanism (5) comprises:
a plurality of first measuring tools (50), wherein each first measuring tool (50) corresponds to one first sliding rail (11) and is used for measuring the position of the first sliding rail (11);
a plurality of second measuring tools (51), wherein each second measuring tool (51) corresponds to one second sliding rail (12) and is used for measuring the position of the second sliding rail (12);
a plurality of third measuring tools (52), wherein each third measuring tool (52) corresponds to one mounting block (2) and is used for measuring the position of the mounting block (2);
and each fourth measuring tool corresponds to one checking fixture (4) and is used for measuring the position of the checking fixture (4).
4. The automotive running direction detecting device according to claim 2, wherein the drive mechanism (6) includes:
a rail (60) horizontally arranged on the second slide rail (12);
a roller (61) provided on the mounting block (2);
a motor (62) connected with the roller (61) and used for driving the roller (61) to roll on the track (60).
5. The automobile pipe running direction detecting device according to claim 1, wherein the detecting portion (31) is a bent portion of the pipe (3) having a bending angle of more than 100 degrees and less than 125 degrees; and/or the detection part (31) is an inclined part of which the included angle between the moving direction and the horizontal plane in the pipeline (3) is less than 75 degrees.
6. The automobile pipeline direction detection device according to claim 1, wherein the detection tool (4) is provided with a detection groove (40) matched with the direction of the detection part (31).
7. The method for detecting the automobile pipeline trend is characterized by comprising the following steps of:
providing the automotive pipe running detection device of claim 1;
determining the installation positions of the non-detection part (30) and the detection part (31) of the pipeline (3) on the test bench (1) according to the design parameters of the pipeline (3) and the design parameters of the test bench (1);
moving the first slide rail (11), the second slide rail (12), the mounting block (2) and the checking fixture (4) so that the mounting block (2) and the checking fixture (4) move to the mounting positions of the non-detection part (30) and the detection part (31), respectively;
fixing the non-detection portion (30);
observing whether the detection part (31) generates interference with the checking tool (4);
if the interference is generated, judging that the direction of the pipeline (3) is unqualified;
otherwise, judging that the trend of the pipeline (3) is qualified.
8. The automobile pipeline running direction detecting method according to claim 7, characterized in that:
a detection groove (40) matched with the trend of the detection part (31) is formed in the detection tool (4);
observing whether the detection part (31) interferes with the checking fixture (4) or not, and specifically comprising the following steps:
observing whether the axis of the detection portion (31) coincides with the axis of the detection slot (40);
if the detection part (31) is overlapped with the detection tool (4), judging that no interference is generated between the detection part and the detection tool;
otherwise, judging that the detection part (31) interferes with the detection tool (4).
9. The automobile pipeline running direction detecting method according to claim 7, characterized in that the first slide rail (11), the second slide rail (12), the mounting block (2) and the detecting tool (4) are moved, so that the mounting block (2) and the detecting tool (4) are respectively moved to the mounting positions of the non-detecting part (30) and the detecting part (31); the method specifically comprises the following steps:
measuring the positions of the first slide rail (11), the second slide rail (12), the mounting block (2) and the checking fixture (4);
according to the relation between the measured data and the mounting position, determining the target distance of the first slide rail (11), the second slide rail (12), the mounting block (2) and the checking fixture (4) to move;
and driving the first slide rail (11), the second slide rail (12), the mounting block (2) and the detection tool (4) to move the target distance, so that the mounting block (2) and the detection tool (4) move to the mounting positions of the non-detection part (30) and the detection part (31) respectively.
10. The automobile pipeline running direction detecting method according to claim 7, wherein the detecting portion (31) is a bent portion of the pipeline (3) with a bending angle larger than 100 degrees and smaller than 125 degrees; and/or the detection part (31) is an inclined part of which the included angle between the moving direction and the horizontal plane in the pipeline (3) is less than 75 degrees.
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