CN220454534U - Straightness measuring device for building steel pipe - Google Patents
Straightness measuring device for building steel pipe Download PDFInfo
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- CN220454534U CN220454534U CN202321873078.5U CN202321873078U CN220454534U CN 220454534 U CN220454534 U CN 220454534U CN 202321873078 U CN202321873078 U CN 202321873078U CN 220454534 U CN220454534 U CN 220454534U
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- straightness
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 87
- 239000010959 steel Substances 0.000 title claims abstract description 87
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 4
- 238000007689 inspection Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000008093 supporting effect Effects 0.000 description 9
- 238000001514 detection method Methods 0.000 description 5
- 229910000746 Structural steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 208000003464 asthenopia Diseases 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The utility model discloses a straightness measuring device for a building steel pipe, which is applied to the technical field of steel pipe inspection devices and has the technical scheme that: the device comprises a base and a vertical plate arranged on the base, wherein the vertical plate is connected with a measuring assembly and a rotating mechanism through a driving piece; the measuring assembly comprises a bidirectional screw rod arranged on the driving piece, two screw rod sliding tables are connected to the bidirectional screw rod in a threaded manner, dial indicators are respectively arranged on the two screw rod sliding tables, and measuring rods of the two dial indicators are in contact with the steel pipe; the rotating mechanism is used for driving the steel pipe to rotate; the method has the technical effects that: and calculating the diameter value difference of the steel pipe to obtain the straightness of the steel pipe, and detecting the straightness of the whole steel pipe conveniently and rapidly.
Description
Technical Field
The utility model relates to the technical field of steel pipe inspection devices, in particular to a straightness measuring device for a building steel pipe.
Background
Steel pipes are steel materials having a hollow cross section with a length that is much greater than the diameter or circumference. The steel pipes are divided into round, square, rectangular and special-shaped steel pipes according to the cross section shape; the materials are divided into carbon structural steel pipes, low alloy structural steel pipes, alloy steel pipes and composite steel pipes; the steel pipe is divided into steel pipes for conveying pipelines, engineering structures, thermal equipment, petrochemical industry, mechanical manufacturing, geological drilling, high-pressure equipment and the like according to the application; the production process is divided into a seamless steel pipe and a welded steel pipe, wherein the seamless steel pipe is divided into a hot rolling type and a cold rolling type (drawing type), and the welded steel pipe is divided into a straight seam welded steel pipe and a spiral seam welded steel pipe.
Chinese patent publication No. CN106091994a discloses a straightness detection device for steel pipes of any pipe diameter, which includes a fixed test block fixedly connected to the central position of the bottom plate; the bottom plate is provided with first sliding grooves which are divided into two sections and extend from the left side wall or the right side wall of the fixed check block to the same side wall of the bottom plate respectively, and each first sliding groove is connected with one sliding check block in a sliding manner; the bottom plate is provided with a second chute, and the supporting block is in sliding connection with the bottom plate through the second chute; a fixed check block and a sliding check block are arranged between the two support blocks, and the fixed check block is fixed at the upper end of the bottom plate; the adjusting bolt penetrates through the supporting block and the fixed check block and is in threaded connection with the supporting block and is in rotary connection with the fixed check block; the supporting block is rotationally connected with a supporting roller. When the device is used, the seamless steel tube to be inspected is placed on the supporting roller, so that the side wall of the seamless steel tube to be inspected is in contact with the supporting roller. And the adjusting bolt is rotated, and the two supporting blocks are close to or far away from each other under the action of the adjusting bolt. Because the locating pin cooperates with the locating slot, therefore the adjusting bolt can only rotate relative to the fixed check block, and can not axially slide. When the seamless steel tube to be inspected is close to the fixed inspection block and the sliding inspection block, the adjustment is completed. Because the fixed block and the sliding block are internally provided with the LED lamp beads, a light ray is formed between the bottom end of the seamless steel tube to be inspected and the fixed block and the sliding block, and the part with uneven or broken light ray width is the part with unqualified straightness of the seamless steel tube.
When the steel pipe straightness detection device is used for detecting the straightness of the steel pipe, the steel pipe straightness detection device is directly observed through naked eyes, and the error is large due to visual fatigue or insufficient carefully observation, so that the high-precision straightness detection requirement of the steel pipe cannot be met.
Disclosure of Invention
The utility model aims to provide a straightness measuring device for a building steel pipe, which has the advantages that: and calculating the diameter value difference of the steel pipe to obtain the straightness of the steel pipe, and detecting the straightness of the whole steel pipe conveniently and rapidly.
The technical aim of the utility model is realized by the following technical scheme: the straightness measuring device for the building steel pipe comprises a base and a vertical plate arranged on the base, wherein the vertical plate is connected with a measuring assembly and a rotating mechanism through a driving piece;
the measuring assembly comprises a bidirectional screw rod arranged on the driving piece, two screw rod sliding tables are connected to the bidirectional screw rod in a threaded mode, dial indicators are respectively arranged on the two screw rod sliding tables, and measuring rods of the two dial indicators are in contact with the steel pipe;
the rotating mechanism is used for driving the steel pipe to rotate.
Through the technical scheme, when the straightness of the steel pipe needs to be detected, the steel pipe is fixed through the rotating mechanism, the driving piece is started, the rotating mechanism drives the steel pipe to rotate, the driving piece drives the bidirectional screw rod to rotate, the bidirectional screw rod drives the two screw rod sliding tables to slide, the two screw rod sliding tables respectively drive the two dial indicators to slide, the diameter value of the steel pipe measured by the two dial indicators is calculated, the diameter value difference of the steel pipe is calculated, the straightness of the steel pipe can be obtained, and the straightness detection operation of the whole steel pipe is convenient and rapid.
The utility model is further provided with: the driving piece is including seting up the perpendicular groove in riser direction of height, servo motor is installed in the riser outside, coaxial coupling has the pivot that runs through in the perpendicular inslot on servo motor's the output, the tip fixedly connected with first gear of pivot, first gear is located perpendicular inslot, the meshing is connected with second gear and third gear on the first gear respectively, the third gear is connected with two-way lead screw.
The utility model is further provided with: the rotating mechanism comprises a fixed ring arranged on the third gear, two thread grooves are symmetrically formed in the fixed ring, threaded rods are connected with the thread grooves through threads respectively, and handles are fixedly connected to the end parts of the threaded rods.
The utility model is further provided with: the opposite sides of the two threaded rods are respectively connected with a rubber block, and anti-skid patterns are densely distributed on the two rubber blocks.
The utility model is further provided with: one side of keeping away from the riser on the base fixedly connected with places the platform, place the top side of platform and seted up the recess that supplies the steel pipe to place.
To sum up, when needing to detect the straightness accuracy of steel pipe, at first fix the steel pipe through rotary mechanism, start the driving piece, rotary mechanism drives the steel pipe and rotates, and the driving piece drives two-way lead screw and rotates, and two lead screw slip tables are driven two lead screw slip tables and are driven two dial indicators to slide respectively to two, through two dial indicator measuring steel pipe diameter values, calculate steel pipe diameter value difference, can obtain the straightness accuracy of steel pipe, and the straightness accuracy of whole steel pipe detects operation convenient and fast.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a schematic diagram of the structure of the driving member according to the present embodiment;
fig. 3 is a schematic diagram of the structure of the rotating assembly according to the present embodiment.
Reference numerals: 1. a base; 2. a riser; 3. a placement table; 4. a servo motor; 5. a rotating shaft; 6. a first gear; 7. a second gear; 8. a third gear; 9. a two-way screw rod; 10. a screw rod sliding table; 11. a dial gauge; 12. a fixing ring; 13. a threaded rod; 14. a thread groove; 15. a handle; 16. a rubber block; 17. vertical grooves.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Examples: referring to fig. 1-3, a straightness measuring device for a building steel pipe comprises a base 1 and a vertical plate 2 arranged on the base 1, wherein a measuring assembly and a rotating mechanism are connected to the vertical plate 2 through a driving piece, the measuring assembly comprises a bidirectional screw rod 9 arranged on the driving piece, two screw rod sliding tables 10 are connected to the bidirectional screw rod 9 in a threaded manner, a dial gauge 11 is respectively arranged on the two screw rod sliding tables 10, measuring rods of the two dial gauges 11 are respectively abutted against the steel pipe, the rotating mechanism is used for driving the steel pipe to rotate, the driving piece comprises a vertical groove 17 arranged in the height direction of the vertical plate 2, a servo motor 4 is arranged on the outer side of the vertical plate 2, a rotating shaft 5 penetrating through the vertical groove 17 is coaxially and fixedly connected to the output end of the servo motor 4, a first gear 6 is fixedly connected to the end part of the rotating shaft 5 and is positioned in the vertical groove 17, a second gear 7 and a third gear 8 are respectively connected to the first gear 6 in a meshed manner, the third gear 8 is connected to the bidirectional screw rod 9, the rotating mechanism comprises a fixed ring 12 arranged on the third gear 8, two grooves 14 are symmetrically arranged on the fixed ring 12, two threaded rods 14 are respectively connected to the two threaded rods 13 respectively, and the two threaded rods 13 are respectively connected to the end parts of the fixed ring 13;
specifically, when the straightness of the steel pipe needs to be detected, the steel pipe is placed in the fixed ring 12, the handle 15 is rotated, the handle 15 drives the threaded rod 13 to rotate, the threaded rod 13 is abutted against the steel pipe to fix the steel pipe, at the moment, the driving servo motor 4 drives the rotating shaft 5 to rotate, the rotating shaft 5 drives the first gear 6 to rotate, the first gear 6 drives the second gear 7 and the third gear 8 to rotate respectively, the second gear 7 drives the fixed ring 12 to rotate, the steel pipe is driven to rotate, the third gear 8 drives the bidirectional screw rod 9 to rotate, the bidirectional screw rod 9 drives the two screw nuts to slide respectively, the two screw nuts drive the two dial gauges 11 to move respectively, the two dial gauges 11 measure the diameter value of the steel pipe, and then the diameter value difference of the two points is calculated, so that the straightness of the steel pipe is obtained.
Further, two opposite sides of threaded rod 13 are connected with rubber piece 16 respectively, and the anti-skidding line is densely distributed on two rubber pieces 16, and when threaded rod 13 supported on the steel pipe, rubber piece 16 and anti-skidding line mutually supported, better fix the steel pipe.
Further, one side of keeping away from riser 2 on base 1 fixedly connected with places platform 3, places the top side of platform 3 and has offered the recess that supplies the steel pipe to place, and the steel pipe is placed on placing platform 3, and the recess plays limiting displacement to the steel pipe, improves the supporting effect to the steel pipe.
The operation steps are as follows: when the straightness of the steel pipe needs to be detected, the steel pipe is placed in the fixed ring 12, the handle 15 is rotated, the handle 15 drives the threaded rod 13 to rotate, the threaded rod 13 is abutted against the steel pipe to fix the steel pipe, at the moment, the driving servo motor 4 drives the rotating shaft 5 to rotate, the rotating shaft 5 drives the first gear 6 to rotate, the first gear 6 drives the second gear 7 and the third gear 8 to rotate respectively, the second gear 7 drives the fixed ring 12 to rotate, then the steel pipe is driven to rotate, the third gear 8 drives the bidirectional screw rod 9 to rotate, the bidirectional screw rod 9 drives the two screw nuts to slide respectively, the two screw nuts drive the two dial gauges 11 to move respectively, the two dial gauges 11 measure the diameter value of the steel pipe, and then the diameter value difference of two points is calculated, so that the straightness of the steel pipe is obtained.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Claims (5)
1. The utility model provides a building steel pipe straightness accuracy measuring device which characterized in that: the device comprises a base (1) and a vertical plate (2) arranged on the base (1), wherein the vertical plate (2) is connected with a measuring assembly and a rotating mechanism through a driving piece;
the measuring assembly comprises a bidirectional screw rod (9) arranged on the driving piece, two screw rod sliding tables (10) are connected to the bidirectional screw rod (9) in a threaded mode, dial indicators (11) are respectively arranged on the two screw rod sliding tables (10), and measuring rods of the two dial indicators (11) are in contact with the steel pipe;
the rotating mechanism is used for driving the steel pipe to rotate.
2. The straightness measuring device for a construction steel pipe according to claim 1, wherein: the driving piece is including seting up perpendicular groove (17) in riser (2) direction of height, servo motor (4) are installed in riser (2) outside, coaxial coupling has pivot (5) in running through perpendicular groove (17) on the output of servo motor (4), the tip fixedly connected with first gear (6) of pivot (5), first gear (6) are located perpendicular groove (17), the meshing is connected with second gear (7) and third gear (8) on first gear (6) respectively, third gear (8) are connected with two-way lead screw (9).
3. The straightness measuring device for a construction steel pipe according to claim 1, wherein: the rotating mechanism comprises a fixed ring (12) arranged on a third gear (8), two thread grooves (14) are symmetrically formed in the fixed ring (12), threaded rods (13) are respectively connected with the thread grooves (14) in a threaded mode, and handles (15) are fixedly connected to the end portions of the two threaded rods (13).
4. A construction steel pipe straightness measuring apparatus according to claim 3, wherein: rubber blocks (16) are respectively connected to one sides of the two threaded rods (13) opposite to each other, and anti-skid patterns are densely distributed on the two rubber blocks (16).
5. The straightness measuring device for a construction steel pipe according to claim 1, wherein: one side of keeping away from riser (2) on base (1) fixedly connected with places platform (3), the recess that supplies the steel pipe to place is seted up to the top side of placing platform (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321873078.5U CN220454534U (en) | 2023-07-17 | 2023-07-17 | Straightness measuring device for building steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321873078.5U CN220454534U (en) | 2023-07-17 | 2023-07-17 | Straightness measuring device for building steel pipe |
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| Publication Number | Publication Date |
|---|---|
| CN220454534U true CN220454534U (en) | 2024-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321873078.5U Active CN220454534U (en) | 2023-07-17 | 2023-07-17 | Straightness measuring device for building steel pipe |
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| Country | Link |
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| CN (1) | CN220454534U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119063660A (en) * | 2024-11-05 | 2024-12-03 | 亚太轻合金(南通)科技有限公司 | Aluminum alloy pipe straightness detection device |
-
2023
- 2023-07-17 CN CN202321873078.5U patent/CN220454534U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119063660A (en) * | 2024-11-05 | 2024-12-03 | 亚太轻合金(南通)科技有限公司 | Aluminum alloy pipe straightness detection device |
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