CN112815815A - Excavator is got on bus and is balanced heavy lockhole detection frock - Google Patents

Excavator is got on bus and is balanced heavy lockhole detection frock Download PDF

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Publication number
CN112815815A
CN112815815A CN202110084745.0A CN202110084745A CN112815815A CN 112815815 A CN112815815 A CN 112815815A CN 202110084745 A CN202110084745 A CN 202110084745A CN 112815815 A CN112815815 A CN 112815815A
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CN
China
Prior art keywords
detection
excavator
lock hole
platform
tool according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110084745.0A
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Chinese (zh)
Inventor
李献忠
黄启滨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xiamen XGMA Machinery Co Ltd
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Xiamen XGMA Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Xiamen XGMA Machinery Co Ltd filed Critical Xiamen XGMA Machinery Co Ltd
Priority to CN202110084745.0A priority Critical patent/CN112815815A/en
Publication of CN112815815A publication Critical patent/CN112815815A/en
Pending legal-status Critical Current

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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
    • G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
    • G01B5/245—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing perpendicularity
    • 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
    • G01B5/0025—Measuring of vehicle parts
    • 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
    • G01B5/252—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 for measuring eccentricity, i.e. lateral shift between two parallel axes

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Jib Cranes (AREA)

Abstract

The invention relates to a multifunctional detection device, in particular to a detection tool for a lock hole of a loading balance weight of an excavator, which realizes comprehensive and convenient detection, and comprises a detection platform and a detection pin rod, wherein a detection ruler is arranged at the edge of the detection platform; the detection platform is at least provided with a reference surface for detecting the planeness, a plurality of reference holes are formed in the reference surface, the detection pin rod can be inserted into any one of the reference holes and then inserted into the lock hole to be detected below the reference hole, and therefore the position degree and the verticality of the lock hole to be detected are detected. The detection flat plate is arranged on the upper vehicle balance weight lockhole surface of the excavator to detect the planeness, the detection pin rod and the reference hole are matched in an inserting mode to detect the verticality and the position degree of the upper vehicle balance weight lockhole surface and the lockhole of the excavator, and the detection ruler is matched to detect the upper vehicle external dimension, so that the technical problems in the prior art are solved.

Description

Excavator is got on bus and is balanced heavy lockhole detection frock
Technical Field
The invention relates to a multifunctional detection device, in particular to a detection tool for a lock hole of a loading balance weight of an excavator, which realizes comprehensive and convenient detection.
Background
The excavator is mainly used for material loading and unloading, and is widely applied to loading, soil piling, shoveling, lifting, traction and other operations in mines, docks, capital construction, road construction, cargo yards and the like. The excavator is one of four most important structural parts, the structure is the most complex, the requirement on size precision is the highest, the processing difficulty is the greatest, the excavator is a key part for connecting a movable arm and a lower arm and is also one of parts with the highest failure rate, the quality directly determines the quality and the working performance of the loader, and the size precision of a workpiece directly influences the assembly quality.
The upper vehicle mainly comprises a middle front platform, a tail platform, a left side platform and a right side platform. The tail platform is provided with a balance weight to ensure the balance of the whole excavator, and the schematic diagram of the tail A of the excavator platform is shown in figures 1 and 2. The size precision of the balance weight lockhole surface A-1 and the lockhole A-2 of the tail platform influences the assembly efficiency of the balance weight, so that the production efficiency is low, even the balance weight cannot be assembled, the assembly line stops, and great economic loss is caused, so that the size precision detection of the balance weight lockhole surface and the lockhole of the platform needs to be carried out in advance.
As the lock hole penetrates through the upper surface and the lower surface of the platform, the related size relates to the space size and is difficult to detect, and a three-coordinate detecting instrument is adopted for detection under normal conditions. The weight of the loaded vehicle reaches about 2 tons, the adoption of three-coordinate detection not only wastes labor and time and has unsafe factors in the transportation process, but also has the defect that errors caused by reference selection are caused because the detection reference is an unmachined mounting surface, the detection data is influenced, and the judgment is wrong.
Therefore, how to accurately, intuitively and simply detect the lock hole surface and the lock hole of the balance weight on the excavator is one of the important technical problems to be solved by the technical personnel in the field.
Disclosure of Invention
In order to solve the problems, the invention discloses a detection tool for a lock hole of a loading counterweight of an excavator, which comprises a detection platform and a detection pin rod, wherein a detection ruler is arranged at the edge of the detection platform, wherein:
the detection platform is at least provided with a reference surface for detecting the planeness, a plurality of reference holes are formed in the reference surface, the detection pin rod can be inserted into any one of the reference holes and then inserted into the lock hole to be detected below the reference hole, and therefore the position degree and the verticality of the lock hole to be detected are detected.
Further preferred is: the detection platform comprises two platforms which are distributed in an up-down parallel mode, and the two platforms are welded into a whole through a supporting plate.
Further preferred is: the datum plane is a plane far away from the supporting plate in any one platform.
Further preferred is: and any reference hole is formed by penetrating through holes coaxially arranged on the two platforms.
Further preferred is: any one of the platforms is a flat plate with a shape of a Chinese character 'hui'.
Further preferred is: the plurality of reference holes comprise a plurality of through holes, and the number of the detection pin rods is multiple, so that the detection of position degree and verticality can be realized simultaneously.
Further preferred is: the detection ruler is arranged in parallel to the edge of the reference surface.
Further preferred is: the detection ruler is a straight ruler capable of measuring the overall dimension of the excavator during getting on the vehicle.
Further preferred is: the detection platform is formed by assembling and welding metal plates.
Further preferred is: the parameter precision of the reference surface and the reference hole is 7-8 levels.
Compared with the prior art, the invention has the following advantages:
1. the detection tool for the lock hole of the loading counterweight of the excavator is formed by assembling and welding a metal plate structure, so that the detection tool has a structure with light weight and good rigidity;
2. the detection platform provided with the reference hole, the detection pin rod and the detection ruler are combined into a whole, and the detection platform is provided with the reference surface, so that the detection of the parallelism of the lock hole surface of the upper balance weight of the excavator and the detection of the perpendicularity and the position degree of the lock hole of the upper balance weight of the excavator are integrated on one tool, and the purposes of convenient detection, detection efficiency improvement and detection accuracy improvement are achieved.
Drawings
FIG. 1 is a schematic structural view of the tail of the excavator platform in the embodiment of the invention;
FIG. 2 is a top view of the structure shown in FIG. 1;
fig. 3 is a schematic structural perspective view of the excavator loading counterweight lock hole detection tool in the embodiment of the invention;
FIG. 4 is a front structural view of the lock hole detection tool for the counterweight on the excavator in the embodiment of the invention;
FIG. 5 is a side view of the structure shown in FIG. 4;
fig. 6 is a schematic view of the excavator loading counterweight lock hole detection tool in a detection state in the embodiment of the invention;
fig. 7 is a top view of the structure shown in fig. 6.
Detailed Description
As the lock hole penetrates through the upper surface and the lower surface of the platform, the related size relates to the space size and is difficult to detect, and a three-coordinate detecting instrument is adopted for detection under normal conditions. The weight of the loaded vehicle reaches about 2 tons, the adoption of three-coordinate detection not only wastes labor and time and has unsafe factors in the transportation process, but also causes errors caused by reference selection because the detection reference is an unmachined mounting surface, influences detection data and causes judgment loss.
The inventor is directed at above-mentioned technical problem, through the analysis to the reason, constantly research discovery excavator gets on a car and balances heavy lockhole detection frock, and it includes testing platform, detection pin pole, a detection chi is installed at testing platform's border, wherein:
the detection platform is at least provided with a reference surface for detecting the planeness, a plurality of reference holes are formed in the reference surface, the detection pin rod can be inserted into any one of the reference holes and then inserted into the lock hole to be detected below the reference hole, and therefore the position degree and the verticality of the lock hole to be detected are detected.
In the technical scheme, the detection flat plate is arranged on the lock hole surface of the balance weight of the upper part of the excavator to detect the planeness, the detection flat plate is matched with the detection pin rod and the reference hole in a plug-in mounting mode to detect the verticality and the position degree of the lock hole surface and the lock hole of the balance weight of the upper part of the excavator, and the detection flat plate is matched with the detection ruler to detect the overall dimension of the upper part of the excavator, so that the technical problem in the prior art is solved.
The following detailed description of embodiments of the invention refers to the accompanying drawings.
Example (b):
as shown in fig. 3 to 5, the tool for detecting the locking hole of the counterweight on the excavator comprises a detection platform 1, a detection pin rod 2 and a detection ruler 3.
As shown in fig. 3 to 5, the detection platform 1 is a platform of a sheet metal structure; the detection platform 1 comprises two platforms 1-1 which are distributed in parallel up and down, and the two platforms 1-1 are assembled and welded into a whole through a support plate 1-2;
specifically, the method comprises the following steps: each platform 1-1 is a rectangular flat plate and is in a shape like a Chinese character 'hui', and the supporting plate 1-2 is a plurality of metal plate vertical plates which stand between the two platforms 1-1 to form a detection structure.
As shown in fig. 3 to 5, the bottom surface of the detection platform 1 is a reference surface for detecting flatness, that is: two platforms are upper mounting plate and lower platform respectively in testing platform 1, in order to promote the convenience degree that detects and general, the practicality of frock, the top surface of upper mounting plate and the bottom surface of lower platform can be the reference surface, in this embodiment: the bottom surface of the lower platform is the datum plane.
As shown in fig. 3 to 5, a plurality of reference holes 4 are formed in the detection platform 1, and the number and positions of the reference holes 4 are adapted to the positions of the lock holes on the balance weight lock hole surfaces of the excavators of different models; the plurality of reference holes 4 have the same or different apertures, and in this embodiment, in order to improve the adaptability of the detection platform 1, the plurality of reference holes 4 include a plurality of through holes with different apertures;
specifically, the method comprises the following steps: two through holes with the same inner diameter are formed in the same position of two platforms 1-2 in the detection platform 1, the two through holes are coaxially distributed and mutually communicated to form one reference hole 4, and each reference hole 4 is formed by two through holes which are formed in the same position, have the same inner diameter and are communicated.
The parameter precision of the reference surface and the reference hole is 7-8 levels, and in the actual detection process, the parameter precision of the reference surface and the reference hole is 8 levels.
As shown in fig. 3 to 5, the detection platform 1 is further provided with the detection ruler 3; specifically, the method comprises the following steps: the detection ruler 3 is a ruler capable of measuring the overall dimension of the excavator loading A1, and the detection ruler 3 is parallel to the long edge of the lower platform in the detection platform 1 and is arranged at the long edge of the lower platform.
As shown in fig. 3 to 5, the detection pin rod 2 can be inserted into any one of the reference holes 4 and the corresponding lock hole to be detected to detect the position and the perpendicularity of the lock hole to be detected;
specifically, the method comprises the following steps: the number of the detection pin rods 2 is four, and the four detection pin rods 2 are all inserted into the corresponding reference holes 4; each detection pin rod 2 is a shaft rod with a T-shaped axial section; in this embodiment, four detection pin rods 2 are inserted into four corners of the detection platform 1.
Referring to fig. 3, 6 and 7, the detection method and principle of the excavator getting-on counterweight lock hole detection tool are as follows:
the detection platform 1 is placed at the tail balance weight lock hole surface of an upper vehicle A1 of the excavator to be detected, and the flatness of the tail balance weight lock hole surface of the upper vehicle A1 of the excavator is detected through a reference surface;
then, adjusting the position of the detection platform 1, aligning the lock hole on the lock hole surface of the balance weight at the tail part of the excavator loading A1 according to the reference hole 3 on the detection platform 1 to adjust the position, and further completing the position determination of the lock hole detection tool;
and then, inserting the four detection pin rods 2 into the corresponding reference holes, pushing each detection pin rod 2 into the lock hole, and if the detection pin rods 2 can be inserted, judging that the position degrees of the four lock holes into which the detection pin rods 2 are inserted meet the requirements, namely: the detected lock hole on the balance weight lock hole surface at the tail part of the excavator loading A1 meets the requirements of perpendicularity and position degree;
finally, the position of the detection platform 1 is adjusted, so that the detection ruler 4 is used for measuring the main size of the excavator upper vehicle A1, the relative size of the appearance of the excavator upper vehicle A1 relative to the lock hole is further obtained, and the measurement of the relative size of the appearance of the excavator upper vehicle A1 is completed by taking the lock hole as a reference.
The position degree in the scheme is the relative position precision of the keyhole A-2 to be detected arranged on the upper vehicle A1, and whether the position of the keyhole A-2 is accurate or not can be effectively confirmed by effectively detecting the position precision.
The detection tool for the lock hole of the loading counterweight of the excavator has the advantages that the metal plate structure is adopted, the structure is simple, the dismounting is convenient, the detection tool is particularly suitable for field detection, the tool resources are fully utilized, the investment cost of technological equipment is saved, the detection efficiency can be improved, and the production rework and repair can be directly guided.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto, and variations and modifications may be made by those skilled in the art without departing from the spirit and scope of the present invention.

Claims (10)

1. Excavator is got on bus and is balanced heavy lockhole detection frock, its characterized in that: it includes testing platform, detects the pin pole, a testing ruler is installed at testing platform's border, wherein:
the detection platform is at least provided with a reference surface for detecting the planeness, a plurality of reference holes are formed in the reference surface, the detection pin rod can be inserted into any one of the reference holes and then inserted into the lock hole to be detected below the reference hole, and therefore the position degree and the verticality of the lock hole to be detected are detected.
2. The excavator on-board counterweight lock hole detection tool according to claim 1, characterized in that: the detection platform comprises two platforms which are distributed in an up-down parallel mode, and the two platforms are welded into a whole through a supporting plate.
3. The excavator on-board counterweight lock hole detection tool according to claim 2, characterized in that: the datum plane is a plane far away from the supporting plate in any one platform.
4. The excavator on-board counterweight lock hole detection tool according to claim 2, characterized in that: and any reference hole is formed by penetrating through holes coaxially arranged on the two platforms.
5. The excavator on-board counterweight lock hole detection tool according to claim 2, characterized in that: any one of the platforms is a flat plate with a shape of a Chinese character 'hui'.
6. The excavator on-board counterweight lock hole detection tool according to claim 1, characterized in that: the plurality of reference holes comprise a plurality of through holes, and the number of the detection pin rods is multiple, so that the detection of position degree and verticality can be realized simultaneously.
7. The excavator on-board counterweight lock hole detection tool according to claim 1, characterized in that: the detection ruler is arranged in parallel to the edge of the reference surface.
8. The excavator on-board counterweight lock hole detection tool according to claim 1 or 7, characterized in that: the detection ruler is a straight ruler capable of measuring the overall dimension of the excavator during getting on the vehicle.
9. The excavator on-board counterweight lock hole detection tool according to claim 1, characterized in that: the detection platform is formed by assembling and welding metal plates.
10. The excavator on-board counterweight lock hole detection tool according to claim 1, characterized in that: the parameter precision of the reference surface and the reference hole is 7-8 levels.
CN202110084745.0A 2021-01-21 2021-01-21 Excavator is got on bus and is balanced heavy lockhole detection frock Pending CN112815815A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110084745.0A CN112815815A (en) 2021-01-21 2021-01-21 Excavator is got on bus and is balanced heavy lockhole detection frock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110084745.0A CN112815815A (en) 2021-01-21 2021-01-21 Excavator is got on bus and is balanced heavy lockhole detection frock

Publications (1)

Publication Number Publication Date
CN112815815A true CN112815815A (en) 2021-05-18

Family

ID=75858663

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110084745.0A Pending CN112815815A (en) 2021-01-21 2021-01-21 Excavator is got on bus and is balanced heavy lockhole detection frock

Country Status (1)

Country Link
CN (1) CN112815815A (en)

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