CN112179245A - Electroslag pressure welding package height detection device and use method - Google Patents
Electroslag pressure welding package height detection device and use method Download PDFInfo
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- CN112179245A CN112179245A CN202011059924.0A CN202011059924A CN112179245A CN 112179245 A CN112179245 A CN 112179245A CN 202011059924 A CN202011059924 A CN 202011059924A CN 112179245 A CN112179245 A CN 112179245A
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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
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
- G01B5/061—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness height gauges
Abstract
The invention discloses a height detection device for electroslag pressure welding packages and a use method, belonging to the technical field of engineering measurement, and comprising a steel bar and a welding package to be detected, wherein the welding package to be detected is positioned on the steel bar, the height detection device also comprises a handheld part, a connecting part and a protective shell, the handheld part is connected with the connecting part, the range is marked on the handheld part, the connecting part comprises a connecting shell, an attaching part, a pointing part and a resetting part, the connecting shell is fixedly connected with the handheld part, the attaching part is positioned on the inner side of the connecting shell, one end of the attaching part is fixedly connected with the pointing part, the attaching part is suitable for attaching the welding package to be detected, the pointing part is suitable for pointing to the range and displaying the position of the attaching part, one end of the resetting part is positioned in the; the protective shell is positioned on one side of the connecting part opposite to the hand-held part, the protective shell is detachably connected with the connecting part, and the protective shell is suitable for the other end of the attaching piece; the invention solves the problems that the measurement of the welding packet is inconvenient, the measurement error is large, and the number cannot be directly observed.
Description
Technical Field
The invention belongs to the technical field of engineering measurement, and particularly relates to a device for detecting the height of an electroslag pressure welding ladle and a using method thereof.
Background
Because electroslag pressure welding has many advantages of high efficiency, low cost and the like, the electroslag pressure welding is more and more widely used in the connection of vertical steel bars of high-rise building structures, the construction quality requirement of a connecting joint is higher, particularly the welding package impression quality and the stretching experiment are required to meet the standard requirement, the stretching experiment can be sent to a laboratory for detection after on-site witness sampling, the impression quality is checked and accepted by on-site quality inspectors and supervision, one of the impression quality requires that the welding package size is at least 4mm higher than the surface of the steel bars, an observation method or a tape measure method is mostly adopted on site, the measurement error is larger, the precision is smaller, the construction quality control standard is lower, the detection results of different measuring personnel are possibly different, the persuasion of the measurement results are smaller, the recording of the procedure measurement acceptance results and the engineering procedure acceptance time are influenced, the construction period is delayed, the cost is increased, and the overall, and the development of the construction engineering towards standardization and the social and economic benefits of each participating unit are restricted. Therefore, a tool and a detection method capable of effectively solving the above problems are needed.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the measurement of the welding package is inconvenient, the measurement error is large, and the number cannot be directly observed.
In order to solve the technical problems, the inventor obtains the technical scheme of the invention through practice and summary, the invention discloses an electroslag pressure welding ladle height detection device, which comprises a steel bar and a welding ladle to be detected, wherein the welding ladle to be detected is positioned on the steel bar, and the electroslag pressure welding ladle height detection device is characterized in that: the connecting part comprises a connecting shell, an attaching part and a pointing part, and the connecting shell is fixedly connected with the handheld part;
the laminating piece is positioned on the inner side of the connecting shell, the laminating piece is suitable for laminating a welding bag to be detected, the pointing piece is suitable for pointing to a measuring range and displaying the position of the laminating piece, one end of the resetting piece is positioned in the connecting shell, the other end of the resetting piece is positioned in the handheld part, and the resetting piece is suitable for connecting the connecting shell and the pointing piece;
the protective housing is located one side of connecting portion back to the handheld portion, the protective housing can be dismantled with connecting portion and be connected, the protective housing is suitable for the other end of piece of laminating.
Preferably, the handheld part is C-shaped, a slide rail groove is formed in the handheld part, the reset part comprises an elastic part and a slide block, one end of the elastic part is fixedly connected with the connecting shell, the other end of the elastic part is fixedly connected with the slide block, the slide block slides in the slide rail groove, a stop block is arranged on the slide rail groove, and the width of the stop block is smaller than that of the slide block;
one side of the slide rail groove relative to the fitting piece is provided with a through hole, the slide block is connected with the pointing piece, and the elastic piece is suitable for resetting the pointing piece.
Preferably, the fitting pieces are cylindrical rods, and the number of the cylindrical rods is multiple;
install first riser and second riser in the connection shell, transition hole has all been seted up on first riser and the second riser, the second riser is located one side that the package is welded to the first riser back to waiting to detect, the cylinder pole is at the downthehole horizontal slip of transition, the cylinder pole is kept away from the one end of waiting to detect the package that welds and is equipped with the pole head, the size of pole head is greater than the size in transition hole, the transition hole is suitable for supporting the cylinder pole.
Preferably, directional spare includes limiting plate and pointer, handheld portion includes two sets of horizontal limit portion and erects limit portion, the slide rail groove is equipped with two sets ofly, and is two sets of the slide rail groove is located horizontal limit portion respectively, and is two sets of be provided with directional groove in the horizontal limit portion relatively, directional groove communicates with each other with the slide rail groove, the both ends of limiting plate are located directional inslot and pass through-hole and slider fixed connection, pointer and limiting plate fixed connection, the pointer is located the outer wall of handheld portion, the pointer is suitable for directional range.
Preferably, the connecting part is installed arc spare relatively to one side of waiting to detect the package that welds, the quantity of arc spare is two sets of, the radian of arc spare suits with the radian of reinforcing bar.
Preferably, still include the circular rail subassembly, the quantity of circular rail subassembly is equipped with two sets ofly, and two sets ofly the circular rail subassembly is installed on the reinforcing bar of waiting to detect the both sides of welding the package, the arc is suitable for the track inner wall of laminating circular rail subassembly.
Preferably, the ring rail assembly comprises half ring members, each group of ring rail assembly comprises two groups of half ring members, mounting plates are oppositely arranged on the two groups of half ring members, and threaded holes are formed in the mounting plates.
Preferably, the arc-shaped part is made of a magnetic adsorption material, the sliding block is made of a metal material, and the arc-shaped part is suitable for adsorbing the sliding block.
Preferably, the track inside the circular rail assembly is a groove, the mounting positions of the two groups of half ring members are provided with mounting openings, the arc-shaped member is suitable for being mounted in the circular rail assembly from the mounting openings, and the arc-shaped member is suitable for sliding along the inner side of the circular rail assembly and is clamped in the circular rail assembly.
The use method of the electroslag pressure welding package height detection device comprises the following steps:
step one, assembling a device: a slide rail groove is formed in the handheld part, a slide block with an elastic part is arranged in the slide rail groove, and a stop block is additionally arranged at the opening; the other end of the elastic piece is arranged on the inner wall of the connecting shell to ensure horizontal installation; pointing grooves are symmetrically formed in the transverse edge between the handheld parts, the mounting limiting plate slides in the pointing grooves, and the pointer points to the range of the outer wall; a cylindrical rod is arranged on one side, opposite to the weld package to be detected, of the limiting plate, and the cylindrical rod is ensured to be horizontally arranged; fixedly mounting the arc-shaped piece and one side of the connecting shell opposite to the steel bar, and mounting a protective shell;
step two, assembling the circular rail assembly: the centers of the four groups of semi-ring components penetrate through the steel bars, the two groups of semi-ring components are combined and moved to two sides of a welded package to be detected, and the distance between the two groups of semi-ring components is matched with the distance between the arc-shaped components; mounting plates are arranged on two adjacent groups of half ring pieces and are locked by threads;
step three, weld the packet and measure and prepare: cleaning welding slag, slurry and other pollutants on the surfaces of the welding ladle to be detected and the reinforcing steel bars on two sides, and ensuring that the welding ladle to be detected is clean;
and step four, opening the protective shell to enable the arc-shaped piece to be attached to a track in the ring rail assembly, holding the handheld portion by a hand in the measuring process, extruding the welding packet to be detected, horizontally observing the specific position of the pointing range of the pointer, estimating and reading one position, recording the numerical value, then pushing the handheld portion to slide along the ring rail, and measuring and recording the measured value for multiple times.
Step six: in order to ensure the accuracy of the measurement data, the average value of the multiple measurement results is calculated, and the average value is the final detection value of the size of the welding packet to be detected.
Step seven: and repeating the measuring process until all the welding packages to be detected are completely measured, and forming written acceptance records.
Compared with the prior art, the invention can obtain the following technical effects:
the device is simple in structure, various cylindrical rods are adopted to attach the welding ladle to be detected, the limiting plate is pushed to move through the cylindrical rods, the range position pointed by the pointer is measured and represents the surface height position of the welding ladle to be detected, multiple groups can be arranged, and whether the maximum distance of the welding ladle to be detected is larger than 4mm or not is judged; secondly, when the detection device is used and the circular rail assembly is combined, when the measurement device is used, the arc-shaped piece enters the inner side of the circular rail assembly from the mounting port, the handheld part does not need to be held by a hand to move along the circumferential direction of the steel bar, the handheld part is horizontally pushed, numerical values are horizontally observed and recorded, the efficiency is improved, the acceptance time is reduced, the problems of construction period delay, cost increase and the like are avoided, the control of the overall progress, cost and quality of the project is facilitated, the social benefit of a company is increased, and the building project is promoted to be developed towards;
the right-angled parts of the shell of the handheld part and the shell of the protective shell are all processed by fillets, and the fingertip parts are designed by elliptical hollow shearing, so that the handheld part and the shell of the protective shell are more in line with ergonomics and are convenient to take.
The tool disclosed by the invention is mainly used for detecting the welded joint welding package height, is convenient and durable, has low requirement on environmental use, and has accurate and visual detection data, so that the defects of traditional visual inspection are avoided when the welded joint welding package quality is detected, the working efficiency of detecting the appearance quality of the welded joint is improved, and accurate detection values are provided for acceptance inspection of the welded joint.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a block diagram of a detection device of the present invention;
FIG. 2 is a block diagram of the open protective case of the detection device of the present invention;
FIG. 3 is an enlarged view A of a portion of FIG. 2 of the present invention;
FIG. 4 is a front cross-sectional view of the present invention in operation;
FIG. 5 is an enlarged partial view B of FIG. 4 of the present invention;
fig. 6 is a block diagram of the loop track assembly on the reinforcing bars of the present invention.
In the figure: 1. reinforcing steel bars; 2. welding packages to be detected; 3. a protective shell; 4. a connecting shell; 5. a slide rail groove; 6. an elastic member; 7. a slider; 8. a stopper; 9. a cylindrical rod; 10. a first vertical plate; 11. a second vertical plate; 12. a limiting plate; 13. a pointer; 14. an arcuate member; 15. an endless track assembly; 16. a half ring member.
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 with reference to the following 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.
The application of the principles of the present invention will be further described with reference to the accompanying drawings and specific embodiments.
Example 1
As shown in fig. 1 to 6: the electroslag pressure welding package height detection device comprises a steel bar 1 and a welding package 2 to be detected, which is positioned on the steel bar 1, and further comprises a handheld part, a connecting part, a protective shell 3 and a resetting piece, wherein the handheld part is connected with the connecting part, the handheld part is marked with a measuring range, the connecting part comprises a connecting shell 4, an attaching piece and a pointing piece, and the connecting shell 4 is fixedly connected with the handheld part;
the attaching piece is located on the inner side of the connecting shell 4, the attaching piece is suitable for attaching the welding ladle 2 to be detected, the pointing piece is suitable for pointing to a measuring range and displaying the position of the attaching piece, one end of the resetting piece is located in the connecting shell 4, the other end of the resetting piece is located in the handheld portion, and the resetting piece is suitable for being connected with the connecting shell 4 and the pointing piece;
protective housing 3 is located the one side of connecting portion back to the handheld portion, and protective housing 3 can be dismantled with connecting portion and be connected, and protective housing 3 is suitable for the other end of piece of laminating.
The hand-held part is C-shaped, a slide rail groove 5 is formed in the hand-held part, the reset piece comprises an elastic piece 6 and a slide block 7, one end of the elastic piece 6 is fixedly connected with the connecting shell 4, the other end of the elastic piece 6 is fixedly connected with the slide block 7, the slide block 7 slides in the slide rail groove 5, a stop block 8 is formed in the slide rail groove 5, and the width of the stop block 8 is smaller than that of the slide block 7;
one side of the slide rail groove 5 opposite to the attaching piece is provided with a through hole, the slide block 7 is connected with the pointing piece, and the elastic piece 6 is suitable for resetting the pointing piece.
The attaching pieces are cylindrical rods 9, and the number of the cylindrical rods 9 is multiple; install first riser 10 and second riser 11 in the connection shell 4, all seted up the transition hole on first riser 10 and the second riser 11, second riser 11 is located one side that the package 2 is welded that the detection was treated back to first riser 10, and cylindrical pole 9 is at the downthehole horizontal slip of transition, and the one end that welds package 2 that treats is kept away from to cylindrical pole 9 is equipped with the pole head, and the size of pole head is greater than the size in transition hole, and the transition hole is suitable for supporting cylindrical pole 9.
The directional piece includes limiting plate 12 and pointer 13, handheld portion includes two sets of horizontal limit portion and perpendicular limit portion, slide rail groove 5 is equipped with two sets ofly, two sets of slide rail grooves 5 are located horizontal limit portion respectively, be provided with directional groove in two sets of horizontal limit portions relatively, directional groove communicates with each other with slide rail groove 5, the both ends of limiting plate 12 are located directional inslot and pass through-hole and slider 7 fixed connection, pointer 13 and limiting plate 12 fixed connection, pointer 13 is located the outer wall of handheld portion, pointer 13 is suitable for directional range.
The arc 14 is installed to one side of the relative welding package 2 that waits to detect of connecting portion, and the quantity of arc 14 is two sets of, and the radian of arc 14 suits with the radian of reinforcing bar 1.
Still include circular rail subassembly 15, the quantity of circular rail subassembly 15 is equipped with two sets ofly, and two sets of circular rail subassemblies 15 are installed on waiting to detect the reinforcing bar 1 of welding the both sides of package 2, and arc 14 is suitable for the track inner wall of laminating circular rail subassembly 15.
The ring rail assembly 15 comprises half ring members 16, each group of ring rail assemblies 15 comprises two groups of half ring members 16, mounting plates are oppositely arranged on the two groups of half ring members 16, and threaded holes are formed in the mounting plates.
The arc-shaped part 14 is made of magnetic adsorption materials, the sliding block 7 is made of metal materials, and the arc-shaped part 14 is suitable for having adsorption capacity on the sliding block 7.
The track inside the circular rail assembly 15 is a groove, the mounting positions of the two groups of semi-ring pieces 16 are provided with mounting openings, the arc-shaped pieces 14 are suitable for being mounted in the circular rail assembly 15 from the mounting openings, and the arc-shaped pieces 14 are suitable for sliding along the inner side of the circular rail assembly 15 and clamped in the circular rail assembly 15.
The slide rail groove 5 is run through at the both ends of limiting plate 12 and is linked to each other with slider 7, and the initial position of slider 7 is reset position, and elastic component 6 drives slider 7 and makes limiting plate 12 reset, and cylindric lock 9 during operation, 2 maximum positions butt cylindric lock 9 of weld package that wait to detect, cylindric lock 9 promote limiting plate 12, realize measuring.
The use method of the electroslag pressure welding package height detection device comprises the following steps:
step one, assembling a device: a slide rail groove 5 is arranged in the hand-held part, a slide block 7 with an elastic part 6 is arranged in the slide rail groove 5, and a stop block 8 is additionally arranged at the opening; the other end of the elastic piece 6 is arranged on the inner wall of the connecting shell 4 to ensure horizontal installation; the transverse edges between the hand-held parts are symmetrically provided with pointing grooves, the mounting limit plate 12 slides in the pointing grooves, and the pointer 13 points to the range of the outer wall; a cylindrical rod 9 is arranged on one side, opposite to the weld package 2 to be detected, of the limiting plate 12, and the cylindrical rod 9 is ensured to be horizontally arranged; fixedly mounting an arc-shaped part 14 and one side of the connecting shell 4 opposite to the steel bar 1, and mounting a protective shell 3;
step two, assembling the circular rail assembly 15: the centers of the four groups of semi-ring pieces 16 penetrate through the steel bars 1, the two groups of semi-ring pieces are combined and moved to two sides of the welding ladle 2 to be detected, and the distance between the two groups of ring rail assemblies 15 is matched with the distance between the arc-shaped pieces 14; mounting plates are arranged on two adjacent groups of half ring pieces 16 and are locked by threads;
step three, weld the packet and measure and prepare: cleaning welding slag, slurry and other pollutants on the surfaces of the welding ladle 2 to be detected and the reinforcing steel bars 1 on the two sides, and ensuring that the welding ladle 2 to be detected is clean;
and step four, opening the protective shell 3, enabling the arc-shaped piece 14 to be attached to a track in the circular track assembly 15, holding the handheld part by hand in the measuring process, extruding the welding ladle 2 to be detected, horizontally observing the specific position of the pointing range of the pointer 13, estimating and reading one bit, recording the numerical value, then pushing the handheld part to slide along the circular track, and measuring and recording the measured value for multiple times.
Step six: in order to ensure the accuracy of the measurement data, the average value of the multiple measurement results is calculated, and the average value is the final detection value of the size of the welding packet 2 to be detected.
Step seven: and repeating the measuring process until all the welding packages 2 to be detected are measured completely, and forming written acceptance records.
Specifically, 2.0mm thick semitransparent plastic is selected as a material of the protective shell 3, and the pointer 13 is a 2.0mm hot rolled steel plate; transition hole evenly distributed on first riser 10 and second riser 11, the range is "mm" system, and the range is the finish material, and the range sets up detection range and does not have direct contact for 0 ~ 15mm pointer 13 and range, reduces surface wear, improves life.
The length of cylinder pole 9 is 50mm, is the iron material that the diameter is 3mm, and the one end horizontal length of the weld package 2 that awaits measuring relatively surpasss arc horizontal length 15mm to satisfy the detection requirement.
The detection device integrally looks like an arch bridge outside and a comb inside, and is not only a detection tool, but also has historical culture and artistic feeling. The pointer is designed by adopting elliptical hollow shearing, so that the pointer is more in line with ergonomics and is convenient to take.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. The utility model provides an electroslag pressure welding weld package height-detecting device, includes reinforcing bar (1) and weld package (2) of waiting to detect that are located reinforcing bar (1), its characterized in that: the device is characterized by further comprising a handheld part, a connecting part, a protective shell (3) and a resetting piece, wherein the handheld part is connected with the connecting part, the handheld part is marked with a measuring range, the connecting part comprises a connecting shell (4), an attaching piece and a pointing piece, and the connecting shell (4) is fixedly connected with the handheld part;
the attaching piece is located on the inner side of the connecting shell (4), the attaching piece is suitable for attaching a welding bag (2) to be detected, the pointing piece is suitable for pointing to a measuring range and displaying the position of the attaching piece, one end of the resetting piece is located in the connecting shell (4), the other end of the resetting piece is located in the handheld portion, and the resetting piece is suitable for being connected with the connecting shell (4) and the pointing piece;
the protective housing (3) is located on one side, opposite to the hand-held part, of the connecting part, the protective housing (3) is detachably connected with the connecting part, and the protective housing (3) is suitable for the other end of the attaching piece.
2. The electroslag pressure welding package height detection device according to claim 1, wherein: the hand-held part is C-shaped, a slide rail groove (5) is formed in the hand-held part, the reset part comprises an elastic part (6) and a sliding block (7), one end of the elastic part (6) is fixedly connected with the connecting shell (4), the other end of the elastic part (6) is fixedly connected with the sliding block (7), the sliding block (7) slides in the slide rail groove (5), a stop block (8) is formed in the slide rail groove (5), and the width of the stop block (8) is smaller than that of the sliding block (7);
one side of the slide rail groove (5) opposite to the attaching piece is provided with a through hole, the slide block (7) is connected with the pointing piece, and the elastic piece (6) is suitable for resetting the pointing piece.
3. The electroslag pressure welding package height detection device according to claim 1, wherein: the binding pieces are cylindrical rods (9), and the number of the cylindrical rods (9) is multiple;
install first riser (10) and second riser (11) in connecting shell (4), the transition hole has all been seted up on first riser (10) and second riser (11), second riser (11) are located one side that first riser (10) were treated the package (2) of welding that detects back to, cylinder pole (9) are at the downthehole horizontal slip of transition, the one end that the package (2) of welding that treat was kept away from in cylinder pole (9) is equipped with the pole head, the size of pole head is greater than the size in transition hole, the transition hole is suitable for supporting cylinder pole (9).
4. The electroslag pressure welding package height detection device according to claim 2, wherein: the directional piece includes limiting plate (12) and pointer (13), handheld portion includes two sets of horizontal limit portion and perpendicular limit portion, slide rail groove (5) are equipped with two sets ofly, two sets of slide rail groove (5) are located horizontal limit portion respectively, and are two sets of be provided with directional groove in the horizontal limit portion relatively, directional groove communicates with each other with slide rail groove (5), the both ends of limiting plate (12) are located directional inslot and pass through-hole and slider (7) fixed connection, pointer (13) and limiting plate (12) fixed connection, pointer (13) are located the outer wall of handheld portion, pointer (13) are suitable for directional range.
5. The electroslag pressure welding package height detection device according to claim 1, wherein: the arc-shaped parts (14) are installed on one side, opposite to the welding ladle (2) to be detected, of the connecting part, the number of the arc-shaped parts (14) is two, and the radian of each arc-shaped part (14) is matched with that of the steel bar (1).
6. The electroslag pressure welding package height detection device according to claim 5, wherein: still include circular rail subassembly (15), the quantity of circular rail subassembly (15) is equipped with two sets ofly, and two sets ofly circular rail subassembly (15) are installed on reinforcing bar (1) of the both sides of waiting to detect weld package (2), arc (14) are suitable for the track inner wall of laminating circular rail subassembly (15).
7. The electroslag pressure welding package height detection device according to claim 6, wherein: the ring rail assembly (15) comprises half ring members (16), each group of ring rail assembly (15) comprises two groups of half ring members (16), mounting plates are oppositely arranged on the two groups of half ring members (16), and threaded holes are formed in the mounting plates.
8. The electroslag pressure welding package height detection device according to claim 5, wherein: the material of arc spare (14) is magnetic adsorption material, the material of slider (7) is metal material, arc spare (14) are suitable for to have the adsorption efficiency to slider (7).
9. The electroslag pressure welding package height detection device according to claim 7, wherein: the track in the ring rail assembly (15) is a groove, a mounting opening is formed in the mounting position of the two groups of semi-ring pieces (16), the arc-shaped piece (14) is suitable for being mounted in the ring rail assembly (15) from the mounting opening, and the arc-shaped piece (14) is suitable for sliding along the inner side of the ring rail assembly (15) and clamped in the ring rail assembly (15).
10. The application method of the electroslag pressure welding package height detection device is characterized in that: the method comprises the following steps:
step one, assembling a device: a slide rail groove (5) is arranged in the hand-held part, a slide block (7) with an elastic part (6) is arranged in the slide rail groove (5), and a stop block (8) is additionally arranged at the opening; the other end of the elastic piece (6) is arranged on the inner wall of the connecting shell (4) to ensure horizontal installation; pointing grooves are symmetrically formed in the transverse edges between the handheld parts, the mounting limit plates (12) slide in the pointing grooves, and the pointers (13) point to the measuring range of the outer wall; a cylindrical rod (9) is arranged on one side, opposite to the weld package (2) to be detected, of the limiting plate (12), and the cylindrical rod (9) is ensured to be horizontally arranged; fixedly mounting an arc-shaped piece (14) and one side of the connecting shell (4) opposite to the steel bar (1), and mounting a protective shell (3);
step two, assembling the circular rail assembly (15): the centers of the four groups of semi-ring pieces (16) penetrate through the steel bars (1), the two groups of semi-ring pieces are combined and moved to two sides of the welding ladle (2) to be detected, and the distance between the two groups of ring rail assemblies (15) is matched with the distance between the arc-shaped pieces (14); mounting plates are arranged on two adjacent groups of half ring pieces (16) and are locked by threads;
step three, weld the packet and measure and prepare: cleaning welding slag, slurry and other pollutants on the surfaces of the welding ladle (2) to be detected and the reinforcing steel bars (1) on two sides, and ensuring that the welding ladle (2) to be detected is clean;
and step four, opening the protective shell (3), enabling the arc-shaped part (14) to be attached to a track in the circular rail assembly (15), holding the handheld part by a hand in the measuring process, extruding the welding packet (2) to be detected, horizontally observing the specific position of the pointing range of the pointer (13), estimating and reading one bit, recording a numerical value, then pushing the handheld part to slide along the circular rail, and measuring and recording the measured value for multiple times.
Step six: in order to ensure the accuracy of the measurement data, the average value of the multiple measurement results is calculated, and the average value is the final detection value of the size of the welding packet (2) to be detected.
Step seven: and repeating the measuring process until all the welding packages (2) to be detected are completely measured, and forming written acceptance records.
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