CN115265328A - Oil filling pipe assembly detection tool and detection method - Google Patents
Oil filling pipe assembly detection tool and detection method Download PDFInfo
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- CN115265328A CN115265328A CN202210867783.8A CN202210867783A CN115265328A CN 115265328 A CN115265328 A CN 115265328A CN 202210867783 A CN202210867783 A CN 202210867783A CN 115265328 A CN115265328 A CN 115265328A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a fuel filler pipe assembly detection tool and a detection method. The oil filling pipe assembly can be positioned and fixed through the mounting frame positioning block, so that each pipe orifice on the oil filling pipe assembly is respectively attached to the end face detection part arranged on one side of the oil filling pipe orifice positioning block, the oil outlet pipe orifice positioning block and the oil return pipe orifice positioning block, whether the pipe orifice and the end face detection part have clearance or not is observed, and whether the pipe length and the radial direction of the pipe orifice have deviation or not can be detected; the filler pipe mouth locating piece, play oil pipe mouth locating piece and return oil pipe mouth locating piece still go up respectively and are equipped with the locating hole, and each locating hole and corresponding mouth of pipe central axis coincide adopt the feeler gauge to pass the locating hole and detect corresponding mouth of pipe, observe the feeler gauge condition of stuffing, whether deviation appears in detectable play mouth of pipe diameter and axial. The detection tool disclosed by the invention is simple and rapid in detection method, strong in practicability and high in detection precision.
Description
Technical Field
The embodiment of the invention belongs to the technical field of oil pipe assembly detection tools, and particularly relates to an oil filling pipe assembly detection tool and a detection method.
Background
The oil filling pipe assembly cannot detect the size of an oil filling port and a mounting point through a conventional detection means, the oil filling pipe assembly is connected with a vehicle body and an oil pipe in the assembling process, and if the size of the oil filling pipe assembly has deviation, the phenomena of interference with the vehicle body and incapability of connecting the oil pipe can exist.
At present, the oil filling pipe is mainly detected and measured by various scales in the detection process, a special detection tool is not provided, when the oil filling pipe assembly is detected one by manually adopting conventional detection tools such as calipers and the like, the detection error is large, the detection efficiency is low, the position calibration and the detection of each pipe orifice in a three-dimensional space can not be carried out in the face of the special-shaped structure of each pipeline of the oil filling pipe assembly, and the axial and radial deviation of each pipeline can not be judged.
Disclosure of Invention
The invention provides an oil filling pipe assembly inspection device to solve the problems that the position of a special-shaped structure of an oil filling pipe assembly pipe orifice cannot be calibrated and detected, the detection error is large, and the detection efficiency is low in the prior art.
In order to achieve the purpose, the invention provides a detection tool for an oil filling pipe assembly, which comprises a plug gauge and a detection table for installing and positioning the oil filling pipe assembly; detect the platform and include the bottom plate to and locate filler tube mouth locating piece, play oil pipe mouth locating piece, oil return mouth of pipe locating piece, mounting bracket locating piece at bottom plate top, wherein: the top of the mounting rack positioning block is provided with a positioning column which is matched with a limiting fixing hole on the mounting rack; the side edges of the refueling pipe orifice positioning block, the oil outlet pipe orifice positioning block and the oil return pipe orifice positioning block are respectively provided with an end face detection part which is attached to each pipe orifice on the refueling pipe assembly; the oil filling pipe orifice positioning block, the oil outlet pipe orifice positioning block and the oil return pipe orifice positioning block are respectively provided with a positioning hole, and the central axis of the positioning hole is superposed with the central axis of a corresponding pipe orifice on the oil filling pipe assembly; the diameter of a holding rod of the plug gauge is the same as that of the corresponding positioning hole, and the plug gauge comprises a first plug gauge matched with the diameter of the oil filler pipe orifice, a second plug gauge matched with the diameter of the oil outlet pipe orifice and a third plug gauge matched with the diameter of the oil return pipe orifice; the first plug gauge, the second plug gauge and the third plug gauge are respectively aligned with corresponding pipe orifices on the oil filling pipe assembly after being axially limited by corresponding positioning holes.
Further, the positioning hole includes: the center axis of the first positioning hole is superposed with the center axis of the filler neck, and the diameter of the first positioning hole is larger than the inner diameter of the filler neck and smaller than the outer diameter of the filler neck; the central axis of the second positioning hole is superposed with the central axis of the oil outlet pipe orifice, and the diameter of the second positioning hole is larger than the inner diameter of the oil outlet pipe orifice and smaller than the outer diameter of the oil outlet pipe orifice; and the central axis of the third positioning hole is superposed with the central axis of the oil return pipe orifice, and the diameter of the third positioning hole is larger than the inner diameter of the oil return pipe orifice and smaller than the outer diameter of the oil return pipe orifice.
Further, the end surface detection section includes: the first end face detection part is arranged on the side edge of the filler neck positioning block, and the bottom of the first end face detection part is attached to the end face of the filler neck; the second end surface detection part is arranged on the side edge of the oil outlet pipe orifice positioning block, and the bottom of the second end surface detection part is attached to the end surface of the oil outlet pipe orifice; and the third end face detection part is arranged on the side edge of the oil return pipe orifice positioning block, and the bottom of the third end face detection part is attached to the end face of the oil return pipe orifice.
Further, the filler rod is further included, and the filler rod detects the gap between the end face detection part and each pipe orifice of the oil filling pipe assembly.
Further, still include the location detection piece of locating respectively on filler tube mouth locating piece, play oil pipe mouth locating piece and the oil return pipe mouth locating piece through threaded connection, the location detection piece is T type pipe structure, is equipped with on it locating hole and terminal surface detection portion.
Furthermore, external threads are arranged on the positioning column; the mounting rack is sleeved on the positioning column and is screwed up and fixed through the nut, so that the oil filling pipe assembly completes mounting and positioning work on the checking fixture.
Furthermore, the device also comprises a rapid pressing mechanism arranged on the bottom plate, wherein the rapid pressing mechanism comprises a pressing base, a pulling handle, a pressing rod, a linkage rod and a pressing head; the mounting bracket is sleeved on the positioning column, the pulling handle is pushed, and the mounting bracket is compressed and fixed by the compression head, so that the oil filling pipe assembly is installed and positioned on the checking fixture.
According to another aspect of the present invention, there is also provided a method of detecting a filler tube assembly, comprising the steps of:
s100: the oil filling pipe assembly is positioned and fixed on the checking fixture, and if the oil filling pipe assembly is not installed successfully, the oil filling pipe assembly is judged to be unqualified; if the installation is successful, carrying out the next detection work;
s200: through the degree of laminating of each mouth of pipe terminal surface of visual inspection mode inspection and corresponding terminal surface detection portion, judge whether radial offset appears in the mouth of pipe: if a clearance angle appears, judging that the pipe orifice is radially deviated and is unqualified; the clearance detected by the feeler gauge exceeds the error range, and the length of the pipeline is judged to be unqualified; fitting or detecting that the gap width is in an error range by using a feeler gauge, judging that the detection is qualified, and carrying out next detection work;
s300: pass through the spacing back of locating hole with the plug gauge of corresponding specification, make the logical end of its front end fill in corresponding the mouth of pipe, judge whether mouth of pipe diameter and position are normal according to the condition of filling in: when the plug does not advance, the oil filling pipe assembly is disassembled to carry out secondary detection on the corresponding pipe orifice, if the plug does not advance, the diameter of the pipe orifice is judged to be smaller, if the plug advances, the axial deviation of the pipe orifice is judged, and the inspection is unqualified; the plug can be normally plugged, the test is qualified, and the next detection work is carried out;
s400: plug in the spigot of feeler gauge rear end and correspond the mouth of pipe, judge whether mouth of pipe diameter is bigger than normal according to the condition of plugging in: the stop end can be plugged into the pipe orifice, the pipe orifice diameter is judged to be larger, and the inspection is unqualified; the end can not be plugged, the inspection is qualified, and the next detection work is carried out;
s500: and (5) finishing the inspection work and taking down the oil filling pipe assembly.
In general, compared with the prior art, the above technical solution contemplated by the present invention can achieve the following beneficial effects:
(1) The oil filling pipe assembly detection tool can detect the special-shaped structures of all pipelines of the oil filling pipe assembly: the oil filling pipe assembly can be installed and positioned through the installation frame positioning block arranged on the detection platform, and whether the lengths of the positioning frame and the pipeline pipes deviate or not is judged according to the fitting conditions of the oil filling pipe orifice positioning block, the oil outlet pipe orifice positioning block and the oil return pipe orifice positioning block with the pipe orifices; the pipe length and the radial offset of the pipe orifice can be detected by visual inspection and clearance gauge measurement through the arrangement of the first end surface detection part, the second end surface detection part and the third end surface detection part which are respectively attached to the end surfaces of the corresponding pipe orifices; through being equipped with first locating hole, second locating hole and third locating hole, the central axis of three coincides with the central axis of corresponding mouth of pipe respectively, and the diameter of three is the same with the holding rod diameter of corresponding feeler gauge respectively, and the logical end and the spigot end accessible of feeler gauge correspond the mouth of pipe fast alignment to corresponding the locating hole, realize the detection to mouth of pipe diameter and axial deviation.
(2) According to the oil filling pipe assembly detection tool, the oil filling pipe assembly can be detected at high precision through the detection table matched with the plug gauge and the plug gauge, and the detection precision can reach a micron level; during detection, the method for detecting the pipe orifices of the oil filling pipe assembly can be quickly completed through visual inspection and by using the plug gauge and the plug ruler, is simple, can greatly reduce detection time consumption, and improves detection efficiency.
(3) The oil filling pipe assembly detection tool is simple in structure, low in cost, convenient to assemble, practical, novel and high in popularization value.
Drawings
FIG. 1 is a schematic structural view of a filler tube assembly according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a testing table according to a first embodiment of the present invention;
FIG. 3 is a schematic structural view of a positioning detecting member according to a first embodiment of the present invention;
FIG. 4 is a schematic view of a second embodiment of the present invention with the filler tube assembly loaded on the inspection station;
FIG. 5 is a schematic view of the first embodiment of the present invention with the filler tube assembly loaded on the inspection station;
FIG. 6 is a schematic view of a quick-fastening mechanism according to a second embodiment of the present invention;
FIG. 7 is an exploded view of a second embodiment of the present invention;
FIG. 8 is a schematic illustration of a second embodiment of the present invention for detecting a filler tube assembly;
FIG. 9 is a schematic view of a flow chart of a detection of a filler tube assembly according to an embodiment of the present invention;
FIG. 10 is a flow chart illustrating a method for inspecting a fuel filler tube assembly according to an embodiment of the present disclosure.
Throughout the drawings, like reference numerals designate like features, and in particular: 1-a filler pipe assembly, 11-a filler pipe orifice, 12-a filler pipe orifice, 13-an oil return pipe orifice, 14-an installation frame, 141-a limiting fixed hole, 2-a detection table, 21-a bottom plate, 22-a filler pipe orifice positioning block, 23-a filler pipe orifice positioning block, 24-an oil return pipe orifice positioning block, 25-an installation frame positioning block, 251-a positioning column, 26-a first positioning detection piece, 261-a first positioning hole, 262-a first end face detection part, 27-a second positioning detection piece, 271-a second positioning hole, 272-a second end face detection part, 28-a third positioning detection piece, 281-a third positioning hole, 282-a third end face detection part, 3-a quick pressing mechanism positioning block, 4-a quick pressing mechanism, 41-a pressing base, 42-a wrench handle, 43-a pressing rod, 44-a linkage rod, 45-a pressing head, 5-a first plug gauge, 6-a second plug gauge and 7-a third plug gauge.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the respective embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 to 8, an embodiment of the invention provides a filler pipe assembly detection tool, which comprises a detection table 2 and a plug gauge, wherein the detection table 2 comprises a filler pipe orifice positioning block 22, a fuel outlet pipe orifice positioning block 22, a fuel return pipe orifice positioning block 24 and an installation frame positioning block 25 which are arranged on the top. The oil filling pipe assembly 1 can be positioned and fixed through the mounting frame positioning block 25, so that pipe orifices on the oil filling pipe assembly are respectively attached to the end face detection parts arranged on one sides of the oil filling pipe orifice positioning block 22, the oil outlet pipe orifice positioning block 22 and the oil return pipe orifice positioning block 24, and whether pipe length and pipe orifice radial deviation occurs can be detected through observing whether the pipe orifices are attached to the end face detection parts to generate clearance conditions; the filler neck locating piece 22, the oil outlet neck locating piece 22 and the oil return neck locating piece 24 are further provided with locating holes respectively, each locating hole coincides with the corresponding neck central axis, the plug gauge adopting the adaptive specification passes through the locating hole to detect the corresponding neck, and the plug gauge plugging condition is observed, so that the deviation of the diameter and the axial direction of the outlet neck can be detected. The detection tool disclosed by the invention is simple and rapid in detection method, strong in practicability and high in detection precision.
The inspection device can be used for detecting an oil filling pipe assembly 1 including but not limited to the oil filling pipe assembly shown in fig. 1, wherein the oil filling pipe assembly 1 comprises an oil filling pipe orifice 11, an oil outlet pipe orifice 12, an oil return pipe orifice 13 and an installation frame 14, the installation frame 14 is further provided with a limiting fixing hole 141, and the oil filling pipe assembly 1 can be fixed on a vehicle body through the matching of a bolt and the limiting fixing hole 141, so that the oil filling pipe orifice 11, the oil outlet pipe orifice 12 and the oil return pipe orifice 13 are aligned with corresponding oil way pipelines on the vehicle body, and the next installation work is carried out. Therefore, the positioning function of the mounting frame 14 can be utilized to detect the deviation of the length of the pipe, the position of the pipe orifice (i.e. the axial direction of the pipe orifice), the end surface of the pipe orifice (i.e. the radial direction of the pipe orifice) and the diameter of the pipe orifice of the oil filling pipe assembly 1 by using the checking tool after the oil filling pipe assembly 1 is fixed.
As shown in fig. 2-4, in the first embodiment of the present invention, the detecting table 2 includes a bottom plate 21, and a filler neck positioning block 22, a fuel outlet neck positioning block 22, a return neck positioning block 24, a mounting block positioning block 25 and a positioning detecting element which are fixedly disposed on the top of the bottom plate 21. The positioning detection piece is of a T-shaped circular tube structure and comprises a first positioning detection piece 26, a second positioning detection piece 27 and a third positioning detection piece 28 which are fixedly arranged on a filler pipe orifice positioning block 22, a fuel outlet pipe orifice positioning block 22 and a fuel return pipe orifice positioning block 24 respectively through threaded connection.
The first positioning detection piece 26 comprises a first positioning hole 261 and a first end face detection part 262, wherein the bottom of the first end face detection part 262 is a smooth plane and can be kept attached to the end face of the filler neck 11; the central axis of the first positioning hole 261 coincides with the central axis of the filler neck 11; its diameter is greater than filler neck 11 internal diameter, is less than filler neck 11 external diameter, because filler neck 11 external diameter is greater than first locating hole 261 diameter, makes the laminating of filler neck 11 terminal surface and first terminal surface detection portion 262.
The second positioning detector 27 includes a second positioning hole 271 and a second end face detecting portion 272; the bottom of the second end surface detection part 272 is a smooth plane, and can be kept attached to the end surface of the oil outlet pipe orifice 12; the central axis of the second positioning hole 271 coincides with the central axis of the oil outlet pipe orifice 12, and the diameter of the second positioning hole is larger than the inner diameter of the oil outlet pipe orifice 12 and smaller than the outer diameter of the oil outlet pipe orifice 12.
The third positioning detector 28 includes a third positioning hole 281 and a third end surface detector 282; the bottom of the third end surface detection part 282 is a smooth plane and can be kept attached to the end surface of the oil return pipe orifice 13; the central axis of the third positioning hole 281 is coincident with the central axis of the oil return pipe orifice 13, and the diameter of the third positioning hole is larger than the inner diameter of the oil return pipe orifice 13 and smaller than the outer diameter of the oil return pipe orifice 13.
The top of the mounting frame positioning block 25 is provided with a positioning column 251, the positioning column 251 is matched with a limiting fixing hole 141 on the mounting frame 14, and the limiting fixing hole 141 can be sleeved on the positioning column 251. The positioning column 251 is further provided with external threads, and the mounting rack 14 can be fixedly limited at the top of the mounting rack positioning block 25 through matching with a nut, so that the oil filling pipe assembly 1 can complete mounting and positioning work on the checking fixture 2, and further detection work can be carried out.
As shown in fig. 5-7, in the second embodiment of the present invention, in order to increase the speed of installing, positioning and detaching the fuel filler pipe assembly 1, the quick pressing mechanism 4 is provided to quickly press and fix the mounting frame 14, compared with the fixing by tightening the nut on the positioning column 251, the operation steps are less, only one action is required to complete the fixing or releasing action of the mounting frame 14, and the detection time is saved. The rapid pressing mechanism 4 is fixed on the bottom plate 11 through a rapid pressing mechanism positioning block 3 arranged at the bottom, and the rapid pressing mechanism positioning block 3 is as high as the mounting frame positioning block 25. The rapid pressing mechanism 4 comprises a pressing base 41, a wrenching handle 42, a pressing rod 43, a linkage rod 44 and a pressing head 45, wherein the top of the pressing base 41 is hinged with one end of the pressing rod 43, and the middle end of the pressing base is hinged with the bottom of the wrenching handle 42; the top of the linkage rod 44 is hinged with the middle end of the wrenching handle 42, and the bottom of the linkage rod is hinged with the middle end of the pressing rod 43; a four-bar linkage mechanism formed by sequentially connecting a pressing base 41, a pulling handle 42, a pressing rod 43 and a linkage rod 44; when the pulling handle 42 is pushed outwards, the pressing head 45 arranged at the other end of the pressing rod 43 moves upwards to be separated from the mounting frame 14, and the loosening action is completed; when the pulling handle 42 is pushed inwards and kept in a vertical state, the hinge points of the pulling handle 42 and the pressing base 41, the linkage rod 44 and the pressing rod 43 of the linkage rod 44 are respectively positioned on the same straight line, so that a self-locking effect is achieved, and the mounting frame 14 is firmly pressed by the pressing head 45.
After the mounting frame 14 is sleeved on the positioning column 251 and is pressed and fixed, so that the oil filling pipe assembly 1 is mounted on the detection table 2, the next detection work can be carried out, and whether the pipe orifice has radial deviation or does not reach the standard in length can be detected by observing the fit degree of each pipe orifice of the oil filling pipe assembly 1 and the corresponding end surface detection part; whether deviation appears in the diameter and the axial direction of the pipe orifice can be detected by matching the plug gauge with the corresponding positioning hole to detect the pipe orifices. As shown in FIG. 8, the plug gauge of the present invention comprises a holding rod, and a through end and a stop end respectively disposed at the front and rear ends of the holding rod, and includes a first plug gauge 51 adapted to the diameter of the filler neck 11, a second plug gauge 52 adapted to the diameter of the filler neck 12, and a third plug gauge 53 adapted to the diameter of the return port 13.
The diameter of the holding rod of the first plug gauge 51 is the same as that of the first positioning hole 261, when the holding rod passes through the first positioning hole 261, the central axis of the first plug gauge 51 coincides with that of the filler neck 11, the first positioning hole 261 can axially limit the holding rod of the first plug gauge 51, and the through end and the stop end of the first plug gauge 51 can be conveniently aligned and plugged into the filler neck 11. When the through end of the first plug gauge 51 can be normally plugged into the filler neck 11 and the stop end cannot be plugged, the diameter of the filler neck 11 can be judged to reach the standard and the axial direction of the filler neck is not deviated; when both the through end and the stop end of the first plug gauge 51 can be plugged into the filler neck 11, it can be determined that the diameter of the filler neck 11 is larger; when the through end of the first plug gauge 51 cannot be plugged into the filler neck 11, the diameter of the filler neck 11 may be smaller or the axial offset may occur, and when the filler neck assembly 1 is detached and retested, if the through end can be plugged normally, it can be determined that the axial offset occurs in the filler neck 11, and the neck position thereof is deviated, if the through end cannot be plugged, it can be determined that the diameter of the filler neck 11 is smaller.
The diameter of the holding rod of the second plug gauge 52 is the same as that of the second positioning hole 271, the through end and the stop end of the holding rod are matched with the diameter of the oil outlet pipe orifice 12, and the holding rod can be matched with the second positioning hole 271 to detect whether the diameter and the axial direction of the oil outlet pipe orifice 12 deviate or not.
The diameter of a holding rod of the third plug gauge 53 is the same as that of the third positioning hole 281, the through end and the stop end of the third plug gauge are matched with the diameter of the oil return pipe opening 13, and the third positioning hole 281 can be matched to detect whether the diameter and the axial direction of the oil return pipe opening 13 deviate or not.
As shown in FIGS. 9-10, the embodiment of the invention also provides a detection method of the oil filling pipe assembly through the oil filling pipe assembly detector, which comprises the following steps:
s100: the oil filling pipe assembly 1 is positioned and fixed on the checking fixture 2, and if the oil filling pipe assembly 1 is not installed successfully, the inspection is determined to be unqualified; if the installation is successful, carrying out the next detection work;
s200: through the laminating degree of each mouth of pipe terminal surface of visual inspection mode inspection and corresponding terminal surface detection portion, judge whether radial offset appears in the mouth of pipe: if a clearance angle appears, judging that the pipe orifice is radially deviated and is unqualified; the clearance detected by the feeler gauge exceeds the error range, and the length of the pipeline is judged not to reach the standard and is unqualified; fitting or detecting that the gap width is in an error range by using a feeler gauge, judging that the detection is qualified, and carrying out next detection work;
s300: pass through the spacing back of locating hole with the plug gauge of corresponding specification, make the logical end of its front end fill in corresponding the mouth of pipe, judge whether mouth of pipe diameter and position are normal according to the condition of filling in: when the plug does not advance, the oil filling pipe assembly 1 is disassembled to carry out secondary detection on the corresponding pipe orifice, if the plug does not advance, the diameter of the pipe orifice is judged to be smaller, if the plug advances, the axial deviation of the pipe orifice is judged, and the inspection is unqualified; the plug can be normally plugged, the test is qualified, and the next detection work is carried out;
s400: plug in the spigot of feeler gauge rear end and correspond the mouth of pipe, judge whether mouth of pipe diameter is bigger than normal according to the condition of plugging in: the stop end can be plugged into the pipe orifice, the pipe orifice diameter is judged to be larger, and the inspection is unqualified; the end stop can not be plugged, the inspection is qualified, and the next detection work is carried out;
s500: and (5) finishing the inspection work and taking down the oil filling pipe assembly 1.
In step S100, it can be determined by visual inspection whether the positioning fixing holes on the mounting frame 14 are not matched with the positioning posts 251 or cannot be mounted due to too long pipes, and after the reason for unqualified detection is marked, the next group of oil filling pipe assemblies 1 is detected.
In the embodiment of the invention, the oil filling pipe assembly 1 can be installed and positioned by the installation rack positioning block 25 arranged on the detection platform 2, and whether the lengths of the positioning rack 14 and the pipeline pipes deviate or not is judged by the joint condition of the oil filling pipe orifice positioning block 22, the oil outlet pipe orifice positioning block 22 and the oil return pipe orifice positioning block 24 with the pipe orifices respectively; whether the radial offset occurs to the pipe orifice can be detected through visual inspection and clearance gauge measurement by respectively attaching the first end face detection part 262, the second end face detection part 272 and the third end face detection part 282 to the end faces of the corresponding pipe orifice; through being equipped with first locating hole 261, second locating hole 271 and third locating hole 281, the central axis of three coincides with the central axis of corresponding mouth of pipe respectively, and the diameter of three is the same with the holding rod diameter of corresponding plug gauge respectively, and the logical end and the spigot end of plug gauge accessible corresponding locating hole align corresponding mouth of pipe fast, realize the detection to mouth of pipe diameter and axial deviation.
The detection platform 2 can be used for carrying out high-precision detection on the oil filling pipe assembly 1 by matching with a plug gauge and a plug ruler, and the detection precision can reach the micron level; during detection, the detection of the pipe orifices of the oil filling pipe assembly 1 can be rapidly completed through visual inspection and the use of the plug gauge and the plug ruler, the detection method is simple, the detection time consumption can be greatly reduced, and the detection efficiency is improved.
The oil filling pipe assembly detection tool is simple in structure, low in cost, convenient to assemble, high in practicability and high in popularization value.
When the detection table 2 is used for detecting different types of oil filling pipe assemblies 1, the position, the height and the inclination angle of each functional part can be adjusted according to the special-shaped structure of the oil filling pipe assembly, the limiting fixing hole 141 of the installation frame 14 is matched with the positioning column 251, each end face detection part is attached to the corresponding pipe orifice, the central axis of each positioning hole is overlapped with the central axis of the corresponding pipe orifice, and therefore the detection on the different types of oil filling pipe assemblies 1 is achieved. Each functional part on the detection platform 2 can be redesigned after being measured according to the standard part of the oil filling pipe assembly 1, and is fixed on the bottom plate 21 after being obtained through machining.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. The utility model provides an utensil is examined to oil filling pipe assembly, includes the feeler gauge and is used for carrying out detection platform (2) of installation location to oil filling pipe assembly, its characterized in that:
examine test table (2) and include bottom plate (1) to and locate nozzle of refueling locating piece (22), play nozzle of refueling locating piece (22), oil return nozzle of refueling locating piece (21) top, oil return nozzle of pipe locating piece (24), mounting bracket locating piece (25), wherein:
the top of the mounting frame positioning block (25) is provided with a positioning column (251) which is matched with a limiting fixing hole (141) on the mounting frame (14);
the side edges of the refueling pipe orifice positioning block (22), the oil outlet pipe orifice positioning block (23) and the oil return pipe orifice positioning block (24) are respectively provided with an end face detection part which is attached to each pipe orifice on the refueling pipe assembly (1);
positioning holes are respectively formed in the refueling pipe orifice positioning block (22), the oil outlet pipe orifice positioning block (23) and the oil return pipe orifice positioning block (24), and the central axes of the positioning holes are overlapped with the central axis of the corresponding pipe orifice on the refueling pipe assembly (1);
the diameter of a holding rod of the plug gauge is the same as that of the corresponding positioning hole, and the plug gauge comprises a first plug gauge (51) matched with the diameter of the refueling nozzle (11), a second plug gauge (52) matched with the diameter of the oil outlet nozzle (12), and a third plug gauge (53) matched with the diameter of the oil return nozzle (13);
the first plug gauge (51), the second plug gauge (52) and the third plug gauge (53) are respectively aligned with corresponding pipe orifices on the oil filling pipe assembly (1) after being axially limited through corresponding positioning holes.
2. The fuel filler tube assembly gauge of claim 1, wherein the locating hole comprises:
the center axis of the first positioning hole (261) is superposed with the center axis of the filler neck (11), and the diameter of the first positioning hole is larger than the inner diameter of the filler neck (11) and smaller than the outer diameter of the filler neck (11);
a second positioning hole (271) arranged on the oil outlet pipe orifice positioning block (23), wherein the central axis of the second positioning hole coincides with the central axis of the oil outlet pipe orifice (12), and the diameter of the second positioning hole is larger than the inner diameter of the oil outlet pipe orifice (12) and smaller than the outer diameter of the oil outlet pipe orifice (12);
and a third positioning hole (281) arranged in the oil return pipe opening positioning block (24) has a central axis coincident with the central axis of the oil return pipe opening (13), and the diameter of the third positioning hole is larger than the inner diameter of the oil return pipe opening (13) and smaller than the outer diameter of the oil return pipe opening (13).
3. The fuel filler tube assembly gauge of claim 1, wherein the end face detection portion comprises:
a first end face detection part (262) arranged on the side of the filler neck positioning block (22), the bottom of the first end face detection part is attached to the end face of the filler neck (11);
a second end surface detection part (272) arranged on the side edge of the oil outlet pipe orifice positioning block (23), the bottom of which is attached to the end surface of the oil outlet pipe orifice (12);
and a third end surface detection part (282) arranged on the side of the oil return pipe orifice positioning block (24), and the bottom of the third end surface detection part is attached to the end surface of the oil return pipe orifice (13).
4. The fuel filler tube assembly gauge according to any one of claims 1-3, further comprising a feeler that detects a gap between the end face detection portion and each nozzle of the fuel filler tube assembly (1).
5. The check tool for the filler pipe assembly as claimed in any one of claims 1 to 3, further comprising positioning detection members respectively disposed on the filler pipe orifice positioning block (22), and the return pipe orifice positioning block (24) by threaded connection, wherein the positioning detection members are of T-shaped circular tube structures, and are provided with the positioning holes and the end face detection portions.
6. The fuel filling pipe assembly gauge as claimed in any one of claims 1-3, wherein the positioning column (251) is provided with external threads; the mounting frame (14) is sleeved on the positioning column (251) and is screwed and fixed through a nut, so that the oil filling pipe assembly (1) completes mounting and positioning work on the checking fixture (2).
7. The oil filling pipe assembly detection tool according to any one of claims 1 to 3, further comprising a quick pressing mechanism (4) arranged on the base plate, wherein the quick pressing mechanism (4) comprises a pressing base (41), a pulling handle (42), a pressing rod (43), a linkage rod (44) and a pressing head (45);
the mounting frame (14) is sleeved on the positioning column (251), the pulling handle (42) is pushed, and the mounting frame (14) is pressed and fixed by the pressing head (45), so that the oil filling pipe assembly (1) is installed and positioned on the checking fixture (2).
8. A method of detecting a fuel filler tube assembly, comprising the steps of:
s100: the oil filling pipe assembly (1) is positioned and fixed on the detection tool (2), and if the oil filling pipe assembly (1) is not installed successfully, the oil filling pipe assembly is judged to be unqualified; if the installation is successful, carrying out the next detection work;
s200: through the degree of laminating of each mouth of pipe terminal surface of visual inspection mode inspection and corresponding terminal surface detection portion, judge whether radial offset appears in the mouth of pipe: if a clearance angle appears, judging that the pipe orifice is radially deviated and is unqualified; the clearance detected by the feeler gauge exceeds the error range, and the length of the pipeline is judged not to reach the standard and is unqualified; fitting or detecting that the gap width is in an error range by using a feeler gauge, judging that the detection is qualified, and carrying out next detection work;
s300: pass through the spacing back of locating hole with the plug gauge of corresponding specification, make the logical end of its front end fill in corresponding mouth of pipe, judge whether mouth of pipe diameter and position are normal according to the condition of filling in: when the plug does not advance, the oil filling pipe assembly (1) is disassembled to carry out secondary detection on the corresponding pipe orifice, if the plug does not advance, the diameter of the pipe orifice is judged to be smaller, if the plug advances, the axial deviation of the pipe orifice is judged, and the inspection is unqualified; normal stuffing can be performed, the test is qualified, and the next detection work is performed;
s400: plug in the spigot of feeler gauge rear end and correspond the mouth of pipe, judge whether mouth of pipe diameter is bigger than normal according to the condition of plugging in: the stop end can be plugged into the pipe orifice, the pipe orifice diameter is judged to be larger, and the inspection is unqualified; the end stop can not be plugged, the inspection is qualified, and the next detection work is carried out;
s500: and (5) finishing the inspection work, and taking down the oil filling pipe assembly (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210867783.8A CN115265328A (en) | 2022-07-22 | 2022-07-22 | Oil filling pipe assembly detection tool and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210867783.8A CN115265328A (en) | 2022-07-22 | 2022-07-22 | Oil filling pipe assembly detection tool and detection method |
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| Publication Number | Publication Date |
|---|---|
| CN115265328A true CN115265328A (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210867783.8A Pending CN115265328A (en) | 2022-07-22 | 2022-07-22 | Oil filling pipe assembly detection tool and detection method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116659592A (en) * | 2023-07-31 | 2023-08-29 | 江苏华强模具科技有限公司 | Oil filler support measuring device |
-
2022
- 2022-07-22 CN CN202210867783.8A patent/CN115265328A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116659592A (en) * | 2023-07-31 | 2023-08-29 | 江苏华强模具科技有限公司 | Oil filler support measuring device |
| CN116659592B (en) * | 2023-07-31 | 2023-10-20 | 江苏华强模具科技有限公司 | Oil filler support measuring device |
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