CN114383484B - Positioning device for profile steel cutting hole and application method thereof - Google Patents
Positioning device for profile steel cutting hole and application method thereof Download PDFInfo
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- CN114383484B CN114383484B CN202210050170.5A CN202210050170A CN114383484B CN 114383484 B CN114383484 B CN 114383484B CN 202210050170 A CN202210050170 A CN 202210050170A CN 114383484 B CN114383484 B CN 114383484B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 114
- 239000010959 steel Substances 0.000 title claims abstract description 114
- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000006835 compression Effects 0.000 claims abstract description 33
- 238000007906 compression Methods 0.000 claims abstract description 33
- 239000004566 building material Substances 0.000 abstract description 2
- 230000003044 adaptive effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
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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
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
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- General Physics & Mathematics (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The invention belongs to the field of building materials, and particularly relates to a positioning device for a profile steel cutting hole and a use method thereof, wherein the positioning device comprises a front limiting plate, a rear limiting plate, a measuring scale, a guide plate, a compression nut, a compression screw and a positioning round die, wherein the front limiting plate and the rear limiting plate are clamped on flanges on two sides of the profile steel from top to bottom and are distributed at intervals along the axial direction of the profile steel; the guide plate is fixedly connected under the measuring ruler, and the guide plate and the measuring ruler axially slide along the section steel to pass through the front limiting plate and the rear limiting plate; the compression screw cap is fixed on two opposite surfaces of the front limiting plate and the rear limiting plate, and the compression screw rod penetrates through the compression screw cap from top to bottom in a threaded connection manner; the positioning round die is fixedly connected under the front limiting plate; the cutting hole spacing is determined through the sliding fit of the front limiting plate, the rear limiting plate, the guide plate and the measuring ruler; and the positioning round die is utilized to accurately position the cutting hole, and the size of the positioning hole of the circular arc section is selected according to the setting size of the cutting hole, so that the accurate positioning and the size determination of the cutting hole position are realized.
Description
Technical Field
The invention belongs to the field of building materials, and particularly relates to a positioning device for a profile steel cutting hole and a use method thereof.
Background
In the process of processing the section steel, part of the section steel needs to be cut into holes so as to facilitate the use of the advanced small guide pipe. In the past, workers are required to measure and draw round lines on the section steel by using a tape or a steel rule for positioning, then cutting is performed, manual operation is performed, positioning of arc-shaped hole-cutting steel is difficult, and the problems of poor roundness and position deviation of round holes are easy to occur, so that the processing quality of the section steel is affected.
Disclosure of Invention
The invention provides a positioning device for a section steel cutting hole and a use method thereof, wherein the spacing between the cutting holes is determined through the sliding fit of a front limiting plate, a rear limiting plate, a guide plate and a measuring ruler; and the positioning round die is utilized to accurately position the cutting hole, and the size of the positioning hole of the circular arc section is selected according to the setting size of the cutting hole, so that the accurate positioning and the size determination of the cutting hole position are realized.
A positioning device for a section steel cutting hole comprises
The front limiting plate is provided with a pair of first clamping grooves which can be in sliding fit with flanges on two sides of the section steel;
the front limiting plate and the rear limiting plate are clamped on the flanges on two sides of the section steel from top to bottom and are axially distributed at intervals along the section steel;
The measuring ruler axially slides along the section steel and passes through the front limiting plate and the rear limiting plate;
The guide plate axially slides along the section steel, passes through the front limiting plate and the rear limiting plate, and is fixedly connected below the measuring ruler;
the compression nuts are fixed on two opposite sides of the front limiting plate and the rear limiting plate, and each side is at least one;
the compression screw rod passes through the compression nut from top to bottom in a threaded connection manner and can be compressed on the upper surface of the guide plate;
And the positioning round die is fixedly connected below the front limiting plate, is provided with a plurality of circular arc section positioning holes concentric with the center, and can be tightly pressed on the web plate of the section steel.
The front limiting plate and the rear limiting plate are in threaded fit connection through the compression nut and the compression screw; the cutting hole spacing is determined through the sliding fit of the front limiting plate, the rear limiting plate, the guide plate and the measuring ruler; and the positioning round die is utilized to accurately position the cutting hole, and the size of the positioning hole of the circular arc section is selected according to the setting size of the cutting hole, so that the accurate positioning and the size determination of the cutting hole position are realized.
As a further improvement of the positioning device for the profile steel cutting hole, the bottom surface of the front limiting plate is provided with the pressing groove for pressing the positioning round die on the web plate of the profile steel, and the length of the pressing groove is consistent with the outer diameter of the positioning round die.
Through setting up the indent and making the circular mould of location can be embedded in the indent, the accurate location of cutting the hole position of being convenient for.
As a further improvement of the positioning device for the profile steel cutting hole, the bottom surface of the rear limiting plate is fixedly connected with a limiting round die which is used for extending into the cutting hole of the profile steel web, the shape of the limiting round die is matched with that of the cutting hole, an embedded groove is formed in the rear limiting plate and used for placing the limiting round die, and the thickness of the limiting round die is larger than the depth of the embedded groove.
The limiting round die is fixedly connected to the rear limiting plate, so that the limiting round die can be embedded into the cutting hole, and the position deviation of the device is limited; meanwhile, the next hole cutting is accurately positioned by matching with the positioning round die.
As a further improvement of the positioning device for the profile steel cutting hole, the limiting round die and the positioning round die are respectively provided with a pair of lugs which extend upwards, are respectively clung to the front surface and the rear surface of the rear limiting plate and the front surface and the rear surface of the front limiting plate, and pass through the lugs and the rear limiting plate respectively by two bolts, and the lugs and the front limiting plate are fixed.
The lug is arranged to be convenient for connecting the limiting round die with the rear limiting plate, and positioning round die with the front limiting plate.
As a further improvement of the positioning device for the profile steel cutting holes, a guide plate supporting plate is arranged on each of the front limiting plate and the rear limiting plate, the guide plate supporting plate is arranged on the lower surface of the guide plate in a cushioning mode, and the guide plate is clamped with the compression screw rod when the compression screw rod is screwed.
Through setting up deflector layer board to utilize gland nut and compression screw cooperation to press from both sides the fixed to the deflector, make the deflector can connect the deflector and form the removal track of preceding limiting plate, back limiting plate.
As a further improvement of the positioning device for the profile steel cutting hole, the measuring ruler is a steel ruler which is welded on the guide plate and forms a T-shaped section with the guide plate on a section vertical to the axial direction, and the front limiting plate and the rear limiting plate are provided with T-shaped holes matched with the T-shaped section.
The combination of the measuring ruler and the guide plate can slide along the T-shaped hole by forming the T-shaped hole which is matched with the T-shaped section in the axial direction; the setting of steel ruler increases the rigidity of dipperstick and is convenient for record cut hole interval simultaneously, and then realizes cutting the accurate location of hole position.
As a further improvement of the positioning device for the profile steel cutting hole, the parts of the front limiting plate and the rear limiting plate, which are connected with the lugs, are provided with oval long holes along the height direction, the oval long holes are penetrated by the bolts, and the first clamping grooves and the second clamping grooves are special-shaped grooves.
The locating round die and the limiting round die can move along the height direction by arranging the oval long holes, and the distances of the locating round die, the limiting round die extending out of the front limiting plate and the rear limiting plate are adjusted by the adjusting bolts, so that the cutting hole depth is adjusted; the special-shaped groove is convenient to match with the profile of the flange of the profile steel, so that the device is tightly attached to the profile steel, and the accuracy of hole cutting is ensured.
As a further improvement of the positioning device for the profile steel cutting holes, the front limiting plate and the rear limiting plate are provided with round holes, the round holes correspond to the holes on the profile steel connecting plates at two ends of the profile steel, and the round holes and the holes can be fixed through bolts.
The round holes are connected with the holes on the profile steel connecting plates, so that the device is firmly connected with the profile steel.
As a further improvement of the positioning device for the profile steel cutting holes, the measuring ruler, the guide plate and the profile steel to be cut are concentric circular arcs.
The measuring ruler, the guide plate and the section steel with the same radian are convenient for the device to be tightly attached to the section steel, and meanwhile, the accuracy of measuring the cutting hole spacing by the measuring ruler is guaranteed.
The application method of the positioning device for the profile steel cutting hole specifically comprises the following steps:
S1: the front limiting plate and the rear limiting plate are respectively clamped on flanges at two sides of the section steel along the radial direction of the section steel through a first clamping groove and a second clamping groove, and are distributed at intervals;
S2: taking down the limiting round die on the rear limiting plate, and then tightly attaching the limiting round die to a section steel connecting plate at one end of the section steel, so that a round hole on the rear limiting plate corresponds to an opening on the section steel connecting plate and is fixed by a bolt, the front limiting plate slides along the guide plate, and the specific position of a first cutting hole of the section steel is measured by the measuring ruler;
S3: the method comprises the steps of moving a front limiting plate to a position of a hole to be cut, enabling a compression screw to compress a guide plate, enabling the positioning round die to be fastened at the position of the hole to be cut, positioning Kong Gechu holes on a profile steel web along a plurality of circular arc sections concentric with the center of the positioning round die, placing a limiting round die into the cut holes, moving a rear limiting plate to the position of the limiting round die, fixing the rear limiting plate with the limiting round die through bolts, moving the front limiting plate, and measuring the position of the next hole to be cut by using a measuring ruler;
s4: and S3, repeating until all cutting holes on the profile steel web are completed.
The position of the front limiting plate on the guide plate is adjusted by disassembling the limiting round die, and the position of the first cutting hole is determined by using the measuring ruler; after the hole is cut, a limiting round die is installed and clamped into the cut hole, the position of the subsequent hole is determined by using a measuring ruler, the position deviation is prevented, the accurate positioning of the position of the hole is realized, and the construction efficiency is improved.
The beneficial effects of the invention are as follows:
The front limiting plate and the rear limiting plate are connected in a threaded fit manner through the compression nut and the compression screw; the cutting hole spacing is determined through the sliding fit of the front limiting plate, the rear limiting plate, the guide plate and the measuring ruler; the positioning round die is utilized to accurately position the cutting hole, and the size of the positioning hole of the circular arc section is selected according to the setting size of the cutting hole, so that the accurate positioning and the size determination of the cutting hole position are realized; the front limiting plate and the rear limiting plate are respectively provided with an oval slot hole for connecting the positioning round die and the limiting round die, so that the adjustment can be performed according to the depth of the hole to be cut, and the limiting round die is used for limiting at the same time to prevent position deviation; the front limiting plate and the rear limiting plate are respectively provided with a round hole and a special-shaped groove, the flange of the section steel is clamped by the special-shaped groove, and the section steel is fixedly connected through the round holes, so that the connection is stable, and the accurate positioning is convenient; and meanwhile, the concentric circular arc measuring ruler, the guide plate and the section steel are arranged, so that the device is convenient to be tightly attached to the section steel, and meanwhile, the accuracy of measuring the cutting hole spacing by the measuring ruler is ensured.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic view of the structure of the front limiting plate;
FIG. 5 is a schematic radial cross-sectional view of a positioning round die;
Fig. 6 is a schematic view of the use of determining the position of a first perforation.
Reference numerals:
1. A front limiting plate; 2. a rear limiting plate; 3. a guide plate; 4. a measuring ruler; 5. a compression nut; 6. a compression screw; 7. positioning a round die; 8. limiting round die; 9. a lug; 10. a T-shaped hole; 11. oval long holes; 12. a round hole; 13. a first clamping groove; 14. a second clamping groove; 15. section steel; 16. a guide plate supporting plate; 17. pressing a groove; 18. a protruding block; 19. a groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that the experimental methods described in the following embodiments, unless otherwise specified, are all conventional methods, and the reagents and materials, unless otherwise specified, are all commercially available; in the description of the present invention, the terms "transverse", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus are not to be construed as limiting the present invention.
Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.
FIGS. 1 to 3 show a positioning device for a steel cutting hole, comprising
A front limiting plate 1 which is provided with a pair of first clamping grooves 13 which can be in sliding fit with flanges on two sides of the section steel 15;
The rear limiting plate 2 is provided with a pair of second clamping grooves 14 which can be in sliding fit with two side flanges of the section steel 15, and the front limiting plate 1 and the rear limiting plate 2 are clamped on the two side flanges of the section steel 15 from top to bottom and are distributed at intervals along the axial direction of the section steel 15;
a measuring ruler 4 which axially slides along the section steel 15 and passes through the front limiting plate 1 and the rear limiting plate 2;
the guide plate 3 axially slides along the section steel 15, passes through the front limiting plate 1 and the rear limiting plate 2, and is fixedly connected below the measuring ruler 4;
a compression nut 5 fixed on at least one of opposite sides of the front limiting plate 1 and the rear limiting plate 2;
a compression screw 6 which passes through the compression nut 5 in a threaded manner from top to bottom and can be compressed on the upper surface of the guide plate 3;
and a positioning round die 7 fixedly connected below the front limiting plate 1, wherein a plurality of circular arc section positioning holes with the same center are formed, and the positioning round die can be tightly pressed on a web plate of the section steel 15.
The front limiting plate 1 and the rear limiting plate 2 are connected through the screw thread fit of the compression nut 5 and the compression screw 6; the cutting hole spacing is determined through the sliding fit of the front limiting plate 1, the rear limiting plate 2, the guide plate 3 and the measuring ruler 4; and the positioning round die 7 is utilized to accurately position the cutting hole, and meanwhile, the size of the positioning hole of the circular arc section is selected according to the setting size of the cutting hole, so that the accurate positioning and size determination of the cutting hole position are realized.
In this embodiment, the bottom surface of the front limiting plate 1 is provided with a pressing groove 17 for pressing the positioning round die 7 onto the web plate of the section steel 15, and the length of the pressing groove 17 is consistent with the outer diameter of the positioning round die 7.
Through setting up indent 17 so that location circle mould 7 can be embedded in indent 17, the accurate location of cutting the hole position of being convenient for.
In this embodiment, the bottom surface of the rear limiting plate 2 is fixedly connected with a limiting round die 8 which is used for extending into a cutting hole of a web plate of the section steel 15, the limiting round die 8 is adaptive to the shape of the cutting hole, an embedded groove is formed in the rear limiting plate 2 and used for placing the limiting round die 8, and the thickness of the limiting round die 8 is greater than the depth of the embedded groove.
The limiting round die 8 is fixedly connected to the rear limiting plate 2, so that the limiting round die 8 can be embedded into a cutting hole, and the position deviation of the device is prevented; meanwhile, the next hole cutting is accurately positioned by matching with the positioning round die 7.
In this embodiment, the limiting round die 8 and the positioning round die 7 respectively extend upwards to form a pair of lugs 9, which are respectively clung to the front and rear surfaces of the rear limiting plate 2 and the front and rear surfaces of the front limiting plate 1, and two bolts respectively penetrate through the lugs 9 and the rear limiting plate 2, and the lugs 9 and the front limiting plate 1 to form fixation.
The lug 9 is arranged to facilitate the connection of the limiting round die 8 with the rear limiting plate 2, and the positioning round die 7 with the front limiting plate 1.
In this embodiment, a guide plate supporting plate 16 is respectively disposed on the front limiting plate 1 and the rear limiting plate 2, and the guide plate supporting plate 16 is arranged on the lower surface of the guide plate 3, and is clamped with the compression screw 6 when the compression screw 6 is screwed down.
Through setting up deflector layer board 16 to utilize gland nut 5 and compression screw 6 cooperation to press from both sides fixed to deflector 3, make deflector 3 can connect deflector 3 and form the removal track of preceding limiting plate 1, back limiting plate 2.
In this embodiment, the measuring scale 4 is a steel scale, which is welded on the guide plate 3, and forms a T-shaped section with the guide plate 3 on a section perpendicular to the axial direction, and the front limiting plate 1 and the rear limiting plate 2 are provided with T-shaped holes 10 adapted to the T-shaped section.
The combination of the measuring ruler 4 and the guide plate 3 can slide along the T-shaped hole 10 by forming the T-shaped hole 10 which is matched with the T-shaped section in the axial direction; the setting of steel rule increases the rigidity of dipperstick 4 and is convenient for record cut hole interval simultaneously, and then realizes the accurate location of cutting hole position.
In this embodiment, the positions of the front limiting plate 1 and the rear limiting plate 2 connected with the lugs 9 are provided with oblong holes 11 along the height direction, the oblong holes 11 are penetrated by the bolts, and the first clamping grooves 13 and the second clamping grooves 14 are special grooves.
The positioning round die 8 and the limiting round die 7 can move along the height direction by arranging the oval long holes 11, and the distances of the positioning round die 7 and the limiting round die 8 extending out of the front limiting plate 1 and the rear limiting plate 2 are adjusted by adjusting bolts, so that the cutting hole depth is adjusted; the special-shaped groove is arranged to be convenient to match with the shape of the flange of the section steel 15, so that the device is tightly attached to the section steel 15, and the accuracy of hole cutting is ensured.
In this embodiment, the front limiting plate 1 and the rear limiting plate 2 are provided with round holes 12, and the round holes 12 and the holes correspond to holes on the section steel connecting plates at two ends of the section steel 15, and can be fixed through bolts.
The round hole 12 is connected with the opening on the profile steel connecting plate, so that the device is firmly connected with the profile steel 15.
In this embodiment, the measuring ruler 4, the guide plate 3 and the section steel 15 of the hole to be cut are concentric arcs.
The measuring ruler 4, the guide plate 3 and the section steel 15 which are the same in radian are convenient for the device to be tightly attached to the section steel 15, and meanwhile, the accuracy of measuring the cutting hole spacing by the measuring ruler 4 is guaranteed.
In this embodiment, as shown in fig. 4 and 5, the pressing groove 17 on the front limiting plate 1 and the embedded groove on the rear limiting plate 2 are respectively provided with a protruding block 18, and the centers of the positioning round die 7 and the limiting round die 8 are respectively provided with an adaptive groove 19 for clamping and connecting the positioning round die 7 with the front limiting plate 1 and the limiting round die 8 with the rear limiting plate 2.
The application method of the positioning device for the profile steel cutting hole specifically comprises the following steps:
s1: the front limiting plate 1 and the rear limiting plate 2 are respectively clamped on flanges at two sides of the section steel 15 along the radial direction of the section steel 15 through a first clamping groove 13 and a second clamping groove 14, and are distributed at intervals;
S2: as shown in fig. 6, the limiting round die 8 on the rear limiting plate 2 is taken down and then is clung to a section steel connecting plate at one end of the section steel 15, so that the round hole 12 on the rear limiting plate 2 corresponds to an opening on the section steel connecting plate and is fixed by a bolt, the front limiting plate 1 slides along the guide plate 3, and the specific position of the first cutting hole of the section steel 15 is measured by the measuring ruler 4;
s3: the front limiting plate 1 is moved to the position of a hole to be cut, the compression screw rod 6 is made to compress the guide plate 3, the positioning round die 7 is fastened at the position of the hole to be cut, holes on a web plate of the section steel Kong Gechu are positioned along a plurality of circular arc sections concentric with the center of the positioning round die 7, the limiting round die 8 is placed in the cut holes, the rear limiting plate 2 is moved to the position of the limiting round die 8 and is fixed with the limiting round die 8 through bolts, and then the front limiting plate 1 is moved, and the position of the next hole to be cut is measured by the measuring rule 4;
s4: and S3, repeating until all the cutting holes on the web plate of the section steel 15 are completed.
The position of the front limiting plate 1 on the guide plate 3 is adjusted by detaching the limiting round die 8, and the first hole cutting position is determined by utilizing the measuring ruler 4; after the hole is cut, a limiting round die 8 is installed and clamped into the cut hole, the position of the subsequent hole is determined by using a measuring ruler 4, the position deviation is prevented, the accurate positioning of the position of the hole is realized, and the construction efficiency is further improved.
Claims (6)
1. The utility model provides a positioner in shaped steel cutting hole which characterized in that: comprising
A front limiting plate (1) which is provided with a pair of first clamping grooves (13) which can be matched with flanges on two sides of the section steel (15) in a sliding way;
The rear limiting plate (2) is provided with a pair of second clamping grooves (14) which can be matched with flanges on two sides of the section steel (15) in a sliding manner, and the front limiting plate (1) and the rear limiting plate (2) are clamped on the flanges on two sides of the section steel (15) from top to bottom and are distributed at intervals along the axial direction of the section steel (15);
A measuring ruler (4) axially slides along the section steel (15) and passes through the front limiting plate (1) and the rear limiting plate (2);
the guide plate (3) axially slides along the section steel (15) to pass through the front limiting plate (1) and the rear limiting plate (2) and is fixedly connected below the measuring ruler (4);
a compression nut (5) fixed on two opposite sides of the front limiting plate (1) and the rear limiting plate (2), at least one of each side;
the compression screw rod (6) penetrates through the compression nut (5) from top to bottom in a threaded connection manner and can be compressed on the upper surface of the guide plate (3);
A positioning round die (7) fixedly connected below the front limiting plate (1), wherein a plurality of circular arc section positioning holes with the same center are formed in the positioning round die and can be pressed on a web plate of the section steel (15);
The bottom surface of the front limiting plate (1) is provided with a pressing groove (17) for pressing the positioning round die (7) on a web plate of the profile steel (15), and the length of the pressing groove (17) is consistent with the outer diameter of the positioning round die (7);
The bottom surface of the rear limiting plate (2) is fixedly connected with a limiting round die (8) which is used for extending into a cutting hole of a web plate of the section steel (15), the limiting round die (8) is matched with the shape of the cutting hole, an embedded groove is formed in the rear limiting plate (2) and used for placing the limiting round die (8), and the thickness of the limiting round die (8) is larger than the depth of the embedded groove;
Round holes (12) are formed in the front limiting plate (1) and the rear limiting plate (2) and correspond to the holes in the profile steel connecting plates at two ends of the profile steel (15), and the round holes (12) and the holes can be fixed through bolts;
the application method of the positioning device for the profile steel cutting hole specifically comprises the following steps:
S1: the front limiting plate (1) and the rear limiting plate (2) are respectively clamped on flanges at two sides of the section steel (15) along the radial direction of the section steel (15) through a first clamping groove (13) and a second clamping groove (14) and are distributed at intervals;
S2: taking down a limiting round die (8) on a rear limiting plate (2), and then tightly attaching the limiting round die to a section steel connecting plate at one end of section steel (15), so that a round hole (12) on the rear limiting plate (2) corresponds to an opening on the section steel connecting plate and is fixed by a bolt, a front limiting plate (1) slides along a guide plate (3), and the specific position of a first cutting hole of the section steel (15) is measured by a measuring ruler (4);
s3: the method comprises the steps of moving a front limiting plate (1) to move a positioning round die (7) to the position of a hole to be cut, enabling a compression screw (6) to compress a guide plate (3), fastening the positioning round die (7) at the position of the hole to be cut, positioning Kong Gechu holes in a web plate of profile steel (15) along a plurality of circular arc sections concentric with the circle on the positioning round die (7), placing a limiting round die (8) into the cut hole, moving a rear limiting plate (2) to the position of the limiting round die (8), fixing the rear limiting plate with the limiting round die (8) through bolts, and then moving the front limiting plate (1) to measure the position of the next hole to be cut by using a measuring ruler (4);
s4: and S3, repeating until all cutting holes on the web plate of the section steel (15) are completed.
2. The positioning device for a steel cutting hole according to claim 1, wherein: the limiting round die (8) and the positioning round die (7) are respectively provided with a pair of lugs (9) which extend upwards, the front surface and the rear surface of the rear limiting plate (2) and the front surface and the rear surface of the front limiting plate (1) are respectively clung, and two bolts respectively penetrate through the lugs (9) and the rear limiting plate (2) and the lugs (9) and the front limiting plate (1) to form fixation.
3. The positioning device for a steel cutting hole according to claim 1, wherein: the front limiting plate (1) and the rear limiting plate (2) are respectively provided with a guide plate supporting plate (16), the guide plate supporting plates (16) are padded on the lower surface of the guide plate (3), and when the compression screw (6) is screwed down, the guide plate (3) is clamped with the compression screw (6).
4. The positioning device for a steel cutting hole according to claim 1, wherein: the measuring ruler (4) is a steel ruler, is welded on the guide plate (3) and forms a T-shaped section with the guide plate (3) on a section perpendicular to the axial direction, and the front limiting plate (1) and the rear limiting plate (2) are provided with T-shaped holes (10) matched with the T-shaped section.
5. The positioning device for the steel cutting hole according to claim 2, wherein: the parts of the front limiting plate (1) and the rear limiting plate (2) connected with the lugs (9) are provided with oval long holes (11) along the height direction, the oval long holes (11) are penetrated by the bolts, and the first clamping grooves (13) and the second clamping grooves (14) are special grooves.
6. The positioning device for the steel cutting hole according to claim 5, wherein: the measuring ruler (4), the guide plate (3) and the section steel (15) of the hole to be cut are concentric circular arcs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210050170.5A CN114383484B (en) | 2022-01-17 | 2022-01-17 | Positioning device for profile steel cutting hole and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210050170.5A CN114383484B (en) | 2022-01-17 | 2022-01-17 | Positioning device for profile steel cutting hole and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114383484A CN114383484A (en) | 2022-04-22 |
| CN114383484B true CN114383484B (en) | 2024-04-19 |
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| CN202210050170.5A Active CN114383484B (en) | 2022-01-17 | 2022-01-17 | Positioning device for profile steel cutting hole and application method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6499224B1 (en) * | 2001-08-07 | 2002-12-31 | Albert Asick | Method and device for reproducibly and accurately positioning a work piece on a power tool |
| CN102728868A (en) * | 2011-04-06 | 2012-10-17 | 北汽福田汽车股份有限公司 | Boring die |
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| CN215037408U (en) * | 2021-07-16 | 2021-12-07 | 四川筑盾人防工程设备有限公司 | I-steel setting-out frock |
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| US6499224B1 (en) * | 2001-08-07 | 2002-12-31 | Albert Asick | Method and device for reproducibly and accurately positioning a work piece on a power tool |
| CN102728868A (en) * | 2011-04-06 | 2012-10-17 | 北汽福田汽车股份有限公司 | Boring die |
| KR101542952B1 (en) * | 2014-07-18 | 2015-08-11 | 주식회사 해강스틸 | The Jig for Drilling holes in the shape steel |
| CN205300428U (en) * | 2015-12-15 | 2016-06-08 | 南车二七车辆有限公司 | Be used for H shaped steel fish belly marking off detection device |
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| CN107063027A (en) * | 2017-02-20 | 2017-08-18 | 中核(天津)科技发展有限公司 | The detection means of porous shaped steel |
| CN111823210A (en) * | 2020-07-20 | 2020-10-27 | 中交一公局第四工程有限公司 | Arch frame hole cutting die |
| CN213060654U (en) * | 2020-07-21 | 2021-04-27 | 郭姣 | Glass-cutting device convenient to size measurement |
| CN213257307U (en) * | 2020-09-02 | 2021-05-25 | 湖北昊和轨道交通工程有限公司 | A auxiliary positioning device for shaped steel punches |
| CN215037408U (en) * | 2021-07-16 | 2021-12-07 | 四川筑盾人防工程设备有限公司 | I-steel setting-out frock |
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| CN114383484A (en) | 2022-04-22 |
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