CN114111517A - Detection device and detection method for upper cross beam body of bracket - Google Patents

Detection device and detection method for upper cross beam body of bracket Download PDF

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Publication number
CN114111517A
CN114111517A CN202010872715.1A CN202010872715A CN114111517A CN 114111517 A CN114111517 A CN 114111517A CN 202010872715 A CN202010872715 A CN 202010872715A CN 114111517 A CN114111517 A CN 114111517A
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CN
China
Prior art keywords
clamping
beam body
cross beam
detection
fixed
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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
CN202010872715.1A
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Chinese (zh)
Inventor
姚立新
李昆
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CNNC Tianjin Technology Development Co Ltd
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CNNC Tianjin Technology Development Co Ltd
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Priority to CN202010872715.1A priority Critical patent/CN114111517A/en
Publication of CN114111517A publication Critical patent/CN114111517A/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
    • G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
    • G01B5/12—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters internal diameters
    • 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
    • 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
    • G01B5/0004—Supports
    • 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
    • G01B5/0037—Measuring of dimensions of welds
    • 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

Abstract

The invention discloses a detection device and a detection method for a support upper cross beam body, wherein the detection device comprises a positioning frame, a positioning module for fixing the support upper cross beam body on the positioning frame and a first detection module for detecting an upper frame hole of the support upper cross beam body; the positioning frame comprises a bottom plate and a stud fixed on the bottom plate, a plurality of guide cylinders corresponding to the upper frame of the upper cross beam body of the support are fixed on the stud one by one, and a round hole measuring head is fixed at the front end of a telescopic rod of each guide cylinder. The invention can conveniently and rapidly test the position and the size of the upper frame hole.

Description

Detection device and detection method for upper cross beam body of bracket
Technical Field
The invention relates to the technical field of detection devices special for workpieces, in particular to a detection device and a detection method for an upper cross beam body of a support.
Background
The bracket body is used as a supporting platform and is a structural part formed by welding various parts. The upper cross beam body is used as a complex workpiece in the bracket, the size to be detected is large, and the conventional measuring tool is not easy to detect.
For the upper cross beam body shown in fig. 6, the size of the upper cross beam body is large, 10 upper cushion blocks and 22 upper frames need to be detected, the processing of the upper frame holes is completed after the upper frame completes the welding of the upper cross beam, the position degree and the aperture size of the upper frame holes are main detection indexes, and the manual detection of the position and the aperture of the upper frame holes is time-consuming and labor-consuming.
Disclosure of Invention
The invention aims to provide a device for detecting an upper cross beam body of a bracket, aiming at the problem that the detection of the upper cross beam of the bracket in the prior art is time-consuming and labor-consuming.
Another object of the present invention is to provide a detection method of the detection apparatus.
The technical scheme adopted for realizing the purpose of the invention is as follows:
a support upper cross beam body detection device comprises a positioning frame, a positioning module and a first detection module, wherein the positioning module is used for fixing a support upper cross beam body on the positioning frame, and the first detection module is used for detecting an upper frame hole of the support upper cross beam body;
the positioning frame comprises a bottom plate and a vertical rib fixed on the bottom plate;
the first detection module comprises a plurality of first detection groups corresponding to the upper frame holes one by one, each first detection group comprises a guide cylinder fixed on the stud and a round hole measuring head fixed at the front end of a telescopic rod of the guide cylinder, and the round hole measuring head is driven by the guide cylinder to extend out of the upper frame holes for detection.
In the technical scheme, the guide cylinder is fixed on the stud through a cylinder support plate, a bottom plate of the cylinder support plate is fixed at the top of the stud through a support plate screw, and the guide cylinder is fixed on a side wall plate of the cylinder support plate.
In the above technical solution, the positioning module includes a positioning block fixed at an end of the positioning frame and two sets of clamping assemblies respectively disposed at the middle front portion and the middle rear portion of the positioning frame.
In the above technical solution, each of the clamping assemblies includes a clamping cylinder and two clamping plates driven by the clamping cylinder.
In the above technical solution, the apparatus for detecting a bracket upper cross beam body further includes a second detection module for detecting an upper pad of the bracket upper cross beam body, and the second detection module includes a plurality of second detection groups corresponding to the upper pad one to one.
In the above technical scheme, each second detection group comprises a centering cylinder fixed on the positioning frame, a clamping block is assembled on the mounting plates on two sides of each centering cylinder, and a detection groove matched with the upper cushion block is formed in each clamping block.
In the technical scheme, each clamping block moves under the guidance of the guide assembly.
In the above technical solution, the guide assembly includes a guide fixing block fixed on the positioning frame, a guide shaft fixedly assembled on the guide fixing block, and a sliding bearing fixedly assembled in the clamping block, and the sliding bearing is slidably connected to the guide shaft. The guide assembly is arranged to increase the moving stability of the clamping block, and a sliding bearing is embedded in the middle of the clamping block through a clamping ring, so that the clamping block can move smoothly on the guide shaft.
In the technical scheme, the guide shaft is fixed in the hole of the guide fixing block by the locking nut, and the guide fixing block is fixed on the bottom plate or the stud by the fixing screw.
In the technical scheme, the clamping block adjacent to one clamping plate is a left L-shaped clamping block, and the clamping block adjacent to the other clamping plate is a right L-shaped clamping block.
In another aspect of the present invention, the detection method of the detection apparatus includes the following steps:
step 1, firstly, placing an upper cross beam body of a support on a positioning frame, enabling one end of the upper cross beam body in the length direction to be tightly attached to a positioning block, starting two groups of clamping assemblies, and clamping side walls of the upper cross beam body in the length direction by a clamping plate;
step 2, starting the centering cylinder, and judging the symmetry of the upper cushion block by using the fit degree of the detection groove of the clamping block and the side surface of the upper cushion block;
starting the guide cylinder, and driving the round hole measuring head to extend out by the telescopic rod of the guide cylinder so as to detect the position degree and the aperture size of the upper frame hole;
and 3, contracting the cylinders to take the workpiece down after detection is finished, and finishing detection of the workpiece.
Compared with the prior art, the invention has the beneficial effects that:
1. the pneumatic device is adopted to drive the measuring head to detect the position degree and the aperture size of the upper frame hole, so that the labor intensity of an inspector can be reduced, and the working efficiency can be improved.
2. The centering cylinder has good centering performance, and the two clamping blocks are respectively arranged on the mounting plates on the two sides of the centering cylinder. The symmetry of the upper cushion block is judged by the fitting degree of the clamping block and the side face of the upper cushion block, and time and labor are saved in detection.
3. The detection device can simultaneously detect various spatial sizes of the bracket, and solves the problem that the conventional measuring tool is difficult to measure; the detection device is convenient to operate, reduces the labor intensity of operators, improves the working efficiency and achieves the purpose of rapid measurement.
Drawings
FIG. 1 is a three-dimensional view of a gantry upper cross beam body detection apparatus;
FIG. 2 is a three-dimensional view of the upper beam body detection device of the bracket (including a workpiece to be detected);
FIG. 3 is a front view of the upper cross beam body detection device of the bracket
FIG. 4 is a view of the upper beam body detection device A-A of the bracket
FIG. 5 is a view of a bracket upper cross beam body detection device B-B
Fig. 6 is a three-dimensional view of the upper cross member body.
In the figure: 1-bottom plate, 2-bracket upper beam body, 3-clamping block, 4-guiding cylinder, 5-clamping plate, 6-left L-shaped clamping block, 7-guiding fixing block, 8-centering cylinder, 9-guiding shaft, 10-round hole measuring head, 11-right L-shaped clamping block, 12-positioning block, 13-upper cushion block, 14-locking nut, 15-upper beam, 16-sliding bearing, 17-collar, 18-set screw, 19-fixing screw, 21-cylinder supporting plate, 22-supporting plate screw, 23-upper frame, 24-upper frame hole, 25-clamping cylinder and 26-stud.
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
A support upper beam body detection device comprises a positioning frame, a positioning module and a first detection module, wherein the positioning module is used for fixing a support upper beam body on the positioning frame, and the first detection module is used for detecting an upper frame hole 24 of a support upper beam body 2;
the positioning frame comprises a bottom plate 1 and a vertical rib 26 fixed on the bottom plate 1, a plurality of guide cylinders 4 corresponding to the upper frame of the upper cross beam body of the support frame one by one are fixed on the vertical rib 26, and a round hole measuring head 10 is fixed at the front end of a telescopic rod of each guide cylinder 4.
The guide cylinder 4 is arranged on the vertical rib 26 of the positioning frame through a cylinder base, and corresponds to the position of the upper frame hole one by one, and the detection method comprises the following steps: and the upper beam body of the bracket is fixed on the positioning frame by utilizing the positioning module, the guide cylinder 4 is started, and the telescopic rod of the guide cylinder 4 drives the round hole measuring head 10 to extend out so as to detect the position degree and the aperture size of the upper frame hole 24. Therefore, all the upper frame holes can be detected at one time, and the complex work of manual detection one by one is avoided. Twenty-two guiding cylinders 7 are provided corresponding to the upper frame 23.
More preferably, the guide cylinder 4 is fixed to a side wall plate of the cylinder support plate 21, and a bottom plate of the cylinder support plate 21 is fixed to the top of the stud 26 by a support plate screw 22.
Before detection, the workpiece needs to be accurately positioned and fixed, so that the aim of accurate detection can be fulfilled. In order to ensure that the upper cross beam body of the bracket is accurately fixed on the positioning frame, the positioning module comprises a positioning block 12 fixed at the end part of the positioning frame and two groups of clamping assemblies respectively arranged at the middle front part and the middle rear part of the positioning frame, the clamping assemblies comprise a clamping cylinder 25 and a clamping plate 5, and the clamping plate 5 is driven by the clamping cylinder 25 to clamp the side wall of the upper cross beam body of the bracket. The clamping cylinder 25 is fixed on the bottom plate 1 and drives the two clamping plates 5 to clamp two sides of the upper cross beam body of the bracket. When the support upper cross beam body is fixed, the support upper cross beam body is firstly placed on the positioning frame, one end of the support upper cross beam body in the length direction is made to be tightly attached to the positioning block 12, the two groups of clamping assemblies are started, and the clamping plates 5 clamp the side wall of the support upper cross beam body in the length direction.
Example 2
In addition to the position degree and the aperture size of the upper frame hole, the prior upper beam body needs to detect a plurality of space sizes and the symmetry degree of two side surfaces relative to the central section of the upper beam body after welding and processing of the upper cushion block. The inspection staff has high labor intensity due to the fact that the size of the to-be-inspected person is large.
In order to detect the symmetry degree of the two side faces of the upper cushion block, the support upper cross beam body detection device further comprises a second detection module for detecting the upper cushion block of the support upper cross beam body, the second detection module comprises a centering cylinder 8 which is fixed on the positioning frame and corresponds to the upper cushion block one by one, each of two side mounting plates of the centering cylinder 8 is provided with a clamping block 3, and a detection groove matched with the upper cushion block 13 is formed in the clamping block 3.
The centering cylinder has good centering performance, and the two clamping blocks 3 are respectively arranged on the mounting plates at the two sides of the centering cylinder through the fastening screws 18. And the symmetry of the upper cushion block is judged by the fit degree of the detection groove of the clamping block 3 and the side surface of the upper cushion block. The whole detection device is provided with 10 centering cylinders 8 corresponding to the upper cushion block 13, and each centering cylinder 8 is installed on the bottom plate.
Furthermore, in order to avoid the clamping blocks 3 from swinging during the detection of the centering cylinder 8, each clamping block 3 moves under the guidance of a guide assembly, the guide assembly comprises a guide fixing block 7 fixed on the positioning frame, a guide shaft 9 fixedly assembled on the guide fixing block 7, and a sliding bearing 16 fixedly assembled in the clamping block 3, and the sliding bearing 16 is connected with the guide shaft 9 in a sliding manner. The arrangement of the guide assembly increases the moving stability of the clamping block 3, and the sliding bearing 16 is embedded in the middle of the clamping block 3 through the clamping ring 17, so that the clamping block 3 can move smoothly on the guide shaft 9.
More specifically, the guide shaft 9 is fixed in a hole of the guide fixing block 7 by the lock nut 14, and the guide fixing block 7 is fixed on the base plate 1 or the stud 26 by the fixing screw 19.
In order to avoid the clamping plates 5 from interfering with the adjacent clamping blocks 3, the clamping block 3 adjacent to one clamping plate 5 is a left L-shaped clamping block 6, and the clamping block 3 adjacent to the other clamping plate 5 is a right L-shaped clamping block 11.
Example 3
The detection method of the detection apparatus according to embodiment 2, comprising the steps of:
step 1, firstly, placing the upper cross beam body of the bracket on a positioning frame, enabling one end of the upper cross beam body in the length direction to be tightly attached to a positioning block 12, starting two groups of clamping assemblies, and clamping the side wall of the upper cross beam body in the length direction by a clamping plate 5;
step 2, starting the centering cylinder 8, and judging the symmetry of the upper cushion block by using the fit degree of the detection groove of the clamping block 3 and the side surface of the upper cushion block;
starting the guide cylinder 4, and driving the circular hole measuring head 10 to extend out by a telescopic rod of the guide cylinder 4 so as to detect the position degree and the aperture size of the upper frame hole 24;
and 3, contracting the cylinders to take the workpiece down after detection is finished, and finishing detection of the workpiece.
The symmetry of the upper spacer, the position of the upper frame hole 24 and the aperture size can be performed simultaneously, and can be performed in a forward and backward manner.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (11)

1. The device for detecting the upper cross beam body of the bracket is characterized by comprising a positioning frame, a positioning module and a first detection module, wherein the positioning module is used for fixing the upper cross beam body of the bracket on the positioning frame;
the positioning frame comprises a bottom plate and a vertical rib fixed on the bottom plate;
the first detection module comprises a plurality of first detection groups corresponding to the upper frame holes one by one, each first detection group comprises a guide cylinder fixed on the stud and a round hole measuring head fixed at the front end of a telescopic rod of the guide cylinder, and the round hole measuring head is driven by the guide cylinder to extend out of the upper frame holes for detection.
2. The apparatus as claimed in claim 1, wherein the guide cylinder is fixed to the stud by a cylinder support plate, a bottom plate of the cylinder support plate is fixed to a top of the stud by a support plate screw, and the guide cylinder is fixed to a side wall plate of the cylinder support plate.
3. The apparatus according to claim 1, wherein the positioning module includes a positioning block fixed to an end of the positioning frame and two sets of clamping assemblies respectively disposed at a middle front portion and a middle rear portion of the positioning frame.
4. The rack upper cross beam body detecting device according to claim 3, wherein each of the clamping assemblies includes one clamping cylinder and two clamping plates driven by the clamping cylinder.
5. The apparatus of claim 1, further comprising a second detection module for detecting the top pad of the upper cross member, wherein the second detection module comprises a plurality of second detection groups corresponding to the top pads one to one.
6. The apparatus as claimed in claim 5, wherein each second detecting unit includes a centering cylinder fixed on the positioning frame, and a clamping block is mounted on the mounting plate on both sides of each centering cylinder, and a detecting slot matched with the upper pad is formed on the clamping block.
7. The apparatus according to claim 6, wherein each of the clamping blocks is guided by a guide assembly.
8. The apparatus for detecting the upper cross beam body of the bracket as claimed in claim 7, wherein the guiding assembly comprises a guiding fixing block fixed on the positioning frame, a guiding shaft fixedly assembled on the guiding fixing block, and a sliding bearing fixedly assembled in the clamping block, and the sliding bearing is slidably connected with the guiding shaft.
9. The apparatus for detecting the upper cross beam body of the bracket as claimed in claim 8, wherein the guide shaft is fixed in the hole of the guide fixing block by a lock nut, and the guide fixing block is fixed on the bottom plate or the stud by a fixing screw.
10. The apparatus of claim 6, wherein the clamp block adjacent to one of the clamping plates is a left L-shaped clamp block and the clamp block adjacent to the other clamping plate is a right L-shaped clamp block.
11. A method of testing a test device according to any one of claims 1-10, comprising the steps of:
step 1, firstly, placing an upper cross beam body of a support on a positioning frame, enabling one end of the upper cross beam body in the length direction to be tightly attached to a positioning block, starting two groups of clamping assemblies, and clamping side walls of the upper cross beam body in the length direction by a clamping plate;
step 2, starting the centering cylinder, and judging the symmetry of the upper cushion block by using the fit degree of the detection groove of the clamping block and the side surface of the upper cushion block;
starting the guide cylinder, and driving the round hole measuring head to extend out by the telescopic rod of the guide cylinder so as to detect the position degree and the aperture size of the upper frame hole;
and 3, contracting the cylinders to take the workpiece down after detection is finished, and finishing detection of the workpiece.
CN202010872715.1A 2020-08-26 2020-08-26 Detection device and detection method for upper cross beam body of bracket Pending CN114111517A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010872715.1A CN114111517A (en) 2020-08-26 2020-08-26 Detection device and detection method for upper cross beam body of bracket

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010872715.1A CN114111517A (en) 2020-08-26 2020-08-26 Detection device and detection method for upper cross beam body of bracket

Publications (1)

Publication Number Publication Date
CN114111517A true CN114111517A (en) 2022-03-01

Family

ID=80374139

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010872715.1A Pending CN114111517A (en) 2020-08-26 2020-08-26 Detection device and detection method for upper cross beam body of bracket

Country Status (1)

Country Link
CN (1) CN114111517A (en)

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