CN112344826A - Steel pipe circumference measuring equipment for machining spiral steel pipe - Google Patents
Steel pipe circumference measuring equipment for machining spiral steel pipe Download PDFInfo
- Publication number
- CN112344826A CN112344826A CN202011231563.3A CN202011231563A CN112344826A CN 112344826 A CN112344826 A CN 112344826A CN 202011231563 A CN202011231563 A CN 202011231563A CN 112344826 A CN112344826 A CN 112344826A
- Authority
- CN
- China
- Prior art keywords
- measuring
- steel pipe
- measure
- pulling device
- wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- 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
- G01B5/025—Measuring of circumference; Measuring length of ring-shaped articles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
A steel pipe perimeter measuring device for machining spiral steel pipes comprises a measuring bracket and a measuring stay wire, a group of expansion devices which are arranged at intervals in a semicircular arc are uniformly distributed at the upper part of the measuring bracket, the top of the measuring stay wire is connected with each expansion device, one side of the measuring bracket is provided with a pulling device, the measuring stay wires are crossed and in a ring shape, the free ends of the measuring stay wires are connected with the pulling device, the fixed ends of the measuring stay wires are connected with the other side of the measuring bracket, the measuring device is arranged on the pulling device, the pulling device is controlled to pull the measuring pull wire to be tightly attached to the steel pipe, the measuring device measures the data of the moving distance of the pulling device, the circumference of the steel pipe is calculated according to the data, manual measurement of the circumference of the steel pipe is not needed, in addition, the telescopic device and the pulling device drive the measuring stay wire to reset, and then the circumference of any position of the steel pipe can be continuously measured.
Description
Technical Field
The invention relates to the technical field of steel pipe measurement, in particular to a steel pipe circumference measuring device for machining of a spiral steel pipe.
Background
In recent years, the petroleum and natural gas pipeline transportation technology is rapidly developed towards the direction of high pressure and large caliber. In manufacturing enterprises or engineering sites of large-diameter steel pipes and tubular structures, the sizes of samples outside and inside circumferences of pipes or circumferential directions need to be measured quickly, accurately, simply and easily.
Spiral steel pipe machine is to the steel sheet through the roll extrusion of multichannel roll, and belted steel is rolled up gradually, processes out the steel pipe of different diameters, need measure the steel pipe girth and confirm whether satisfy the requirement, at present, in the engineering field, including the mill, to the measurement process of heavy-calibre body girth and circumference sample size, adopt the steel tape measure directly for manual measurement usually, there is the problem that the measurement accuracy is low in manual measurement's mode, and adopt manual operation, all there is great person in charge factor, can't guarantee the stability of data.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides the steel pipe circumference measuring equipment which is used for machining the spiral steel pipe without a manual measuring mode.
The technical scheme of the invention is as follows: the utility model provides a steel pipe girth measuring equipment for spiral steel pipe machine tooling, is including measuring the support and measuring to act as go-between measure support upper portion equipartition a set of telescoping device that is the semicircle interval and sets up, measure the top of acting as go-between and be connected with each telescoping device measure support one side and be equipped with the pulling device, it is cyclic annular through alternately to measure to act as go-between, measure the free end of acting as go-between and be connected with the pulling device, measure the stiff end of acting as go-between and connect at the opposite side of measuring the support be equipped with measuring device on the pulling.
Preferably, the telescopic device comprises a fixing seat, a sleeve arranged on the fixing seat and a measuring pull rod arranged in the sleeve, the fixing seat is fixedly mounted on the measuring support, a return spring is arranged between the sleeve and the measuring pull rod, one end of the measuring pull rod is connected with the measuring pull rod, a pin shaft is arranged at the other end of the measuring pull rod, a long hole is formed in the sleeve along the extending direction of the measuring pull rod, and the pin shaft penetrates through the long hole.
Preferably, the pulling device is a magnetic coupling rodless cylinder, the magnetic coupling rodless cylinder comprises a sliding block and a cylinder barrel, the sliding block is movably arranged on the cylinder barrel, air inlets are respectively arranged at two ends of the cylinder barrel, the measuring device is arranged on the sliding block, and the sliding block is further connected with a measuring pull wire.
Preferably, the measuring support is provided with a fixed platform, and the fixed platform is connected with the fixed end of the measuring stay wire.
Preferably, the measuring device is a grating ruler displacement sensor.
Preferably, the measuring pull line is a steel wire rope.
The invention has the beneficial effects that: the pulling device is controlled to pull the measuring stay wire to be tightly attached to the steel pipe, the measuring device measures data of the moving distance of the pulling device, the perimeter of the steel pipe is calculated according to the data, manual measurement of the perimeter of the steel pipe is not needed, in addition, the telescopic device and the pulling device drive the measuring stay wire to reset, and then the perimeter of any position of the steel pipe can be continuously measured, and the device is convenient and simple to use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the telescopic device;
FIG. 3 is a schematic view of the drawing device and the measuring device.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
The technical scheme of the invention is as follows: a steel pipe perimeter measuring device for spiral steel pipe machining is shown in figure 1 and comprises a measuring bracket 1 and a measuring stay wire 2, a group of expansion devices 3 arranged at intervals in a semicircular arc shape are uniformly distributed at the upper part of the measuring bracket 1, the top of the measuring stay wire 2 is connected with each expansion device 3, the expansion devices enable the measuring stay wire to be in an arc shape, a pulling device 4 is arranged at one side of the measuring bracket 1, the measuring stay wire 2 is larger than the pipe diameter of the measured steel pipe in a cross annular shape, the free end of the measuring stay wire 2 is connected with the pulling device 4, the fixed end of the measuring stay wire 2 is connected with the other side of the measuring bracket 1, the measuring device 5 is arranged on the pulling device 4, the upper computer controls the pulling device to pull the measuring stay wire because the equipment needs to be connected with the upper computer to work, the measuring device 5 uploads the measured moving data to the upper computer, and the upper computer calculates the circumference of the steel pipe according to the data.
As shown in fig. 2, the telescopic device 3 includes a fixing base 31, a sleeve 32 disposed on the fixing base 31, and a measuring pull rod 33 disposed in the sleeve 32, the fixing base is mounted on the measuring bracket through a screw, a return spring 34 is disposed between the sleeve 32 and the measuring pull rod 33, one end of the measuring pull rod 33 is connected to the measuring pull rod 2, when the measuring pull rod returns to an initial position along with the slider, the return spring drives the measuring pull rod to return to the initial position, a pin shaft 35 is disposed at the other end of the measuring pull rod 33, a long hole 36 is disposed on the sleeve 32 along the extending direction of the measuring pull rod 33, in order to prevent the measuring pull rod from dropping, the pin shaft 35 passes through the long hole 36, and the measuring pull rod moves on the long hole through the pin shaft.
As shown in fig. 3, the pulling device 4 is a magnetic coupling rodless cylinder, the magnetic coupling rodless cylinder includes a slider 41 and a cylinder 42, the slider 41 is movably disposed on the cylinder 42, a piston is disposed in the cylinder, the piston is magnetically attracted to a magnetic ring on the slider through the magnetic ring, air inlets 43 are respectively disposed at two ends of the cylinder 42, the air inlet at one end moves the piston, the slider moves on the cylinder along with the piston, the measuring device 5 is disposed on the slider 41 and detects the moving distance of the slider, and the slider 41 can drive the measuring string 2 to cling to the steel pipe.
The fixed station 6 is arranged on the measuring bracket 1, and the fixed station 6 is connected with the fixed end of the measuring stay wire 2.
The measuring device 5 is a grating ruler displacement sensor.
The measuring stay wire 2 is a steel wire rope.
Before the device is used for measuring the circumference of a steel pipe, the length of a measuring stay wire needs to be determined through a distributing ruler, the moving distance of a sliding block corresponds to the length of the measuring stay wire attached to the circumference of the steel pipe, so that the circumference of the steel pipe is measured according to the moving distance of the sliding block, measuring errors exist due to the fact that the joint part of the measuring stay wire is crossed, data need to be compensated when an upper computer calculates the circumference of the steel pipe, the distributing ruler needs to be used for measuring the steel pipe firstly, then the measuring stay wire is used for measuring the steel pipe, and finally the data measured through the measuring stay wire are compensated according to the difference value of the two sets of data to obtain the accurate circumference.
The spiral steel pipe machine penetrates a steel pipe through a measuring stay wire, the upper computer controls a pulling device 3 to pull the measuring stay wire 2, the measuring stay wire is driven by the force of a sliding block to move towards the steel pipe, the measuring stay wire 2 is tightly attached to the steel pipe, the cross section formed by the measuring stay wire 2 on the steel pipe is perpendicular to the axis of the steel pipe, the measuring device 4 measures data of the moving distance of the measuring stay wire 2 driven by the pulling device 3, and the upper computer calculates and compensates the data to obtain the circumference of the steel pipe;
the equipment continuously measures a steel pipe machined by the spiral steel pipe machine, continuously measures the circumference of the other part of the steel pipe, controls the pulling device 3 to move to the initial position through the upper computer in order to prevent the steel pipe from driving the measuring stay wire to deviate, and drives the measuring stay wire 2 to reset through the telescopic device 6.
When a steel pipe machined by the spiral steel pipe machine passes through the measuring equipment, the upper computer controls the measuring equipment to measure the circumference of any position on the steel pipe, and in order to prevent the steel pipe from driving the measuring stay wire to deviate and influence the accuracy of measuring the circumference of the steel pipe, the spiral steel pipe machine needs to be stopped.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (6)
1. The utility model provides a steel pipe girth measuring equipment for spiral steel pipe machine tooling which characterized in that: including measuring support (1) and measuring act as go-between (2) measure a set of telescoping device (3) that are the semicircle interval setting of support (1) upper portion equipartition, it is connected with each telescoping device (3) to measure act as go-between (2) top measure support (1) one side and be equipped with pulling device (4), it is cyclic annular through alternately to measure act as go-between (2), it is connected with pulling device (4) to measure act as go-between (2) free end, it connects at measuring support (1) opposite side to measure act as go-between (2) stiff end be equipped with measuring device (5) on pulling device (4).
2. A steel pipe circumference measuring apparatus for spiral steel pipe machining according to claim 1, wherein: telescoping device (3) include fixing base (31), set up sleeve pipe (32) on fixing base (31) and set up measurement wire rod (33) in sleeve pipe (32) in addition, fixing base (31) fixed mounting is on measuring support (1) be equipped with reset spring (34) between sleeve pipe (32) and measurement wire rod (33) measure wire rod (33) one end and measure and act as go-between (2) be equipped with round pin axle (35) measure wire rod (33) the other end be equipped with rectangular hole (36) along measuring wire rod (33) extending direction on sleeve pipe (32), just round pin axle (35) pass rectangular hole (36).
3. A steel pipe circumference measuring apparatus for spiral steel pipe machining according to claim 1, wherein: the device comprises a pulling device (4), a measuring device and a measuring pull wire (2), wherein the pulling device is a magnetic coupling rodless cylinder which comprises a sliding block (41) and a cylinder barrel (42), the sliding block (41) is movably arranged on the cylinder barrel (42), air inlets (43) are respectively arranged at two ends of the cylinder barrel (42), the measuring device (5) is arranged on the sliding block (41), and the sliding block (41) is further connected with the measuring pull wire (2).
4. A steel pipe circumference measuring apparatus for spiral steel pipe machining according to claim 1, wherein: the measuring support (1) is provided with a fixed platform (6), and the fixed platform (6) is connected with the fixed end of the measuring stay wire (2).
5. A steel pipe circumference measuring apparatus for spiral steel pipe machining according to claim 1 or 3, wherein: the measuring device (5) is a grating ruler displacement sensor.
6. A steel pipe circumference measuring apparatus for spiral steel pipe machining according to any one of claims 1 to 4, wherein: the measuring stay wire (2) is a steel wire rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231563.3A CN112344826A (en) | 2020-11-06 | 2020-11-06 | Steel pipe circumference measuring equipment for machining spiral steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231563.3A CN112344826A (en) | 2020-11-06 | 2020-11-06 | Steel pipe circumference measuring equipment for machining spiral steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112344826A true CN112344826A (en) | 2021-02-09 |
Family
ID=74429932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011231563.3A Pending CN112344826A (en) | 2020-11-06 | 2020-11-06 | Steel pipe circumference measuring equipment for machining spiral steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112344826A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114234789A (en) * | 2022-02-24 | 2022-03-25 | 四川省林业和草原调查规划院(四川省林业和草原生态环境监测中心) | Tree diameter measuring method |
-
2020
- 2020-11-06 CN CN202011231563.3A patent/CN112344826A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114234789A (en) * | 2022-02-24 | 2022-03-25 | 四川省林业和草原调查规划院(四川省林业和草原生态环境监测中心) | Tree diameter measuring method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111350901B (en) | Measuring device for size precision of inner wall of long pipeline and surface defects of inner wall | |
| CN112344826A (en) | Steel pipe circumference measuring equipment for machining spiral steel pipe | |
| CN105806709B (en) | Method and equipment for testing performance of pipe | |
| CN213515379U (en) | Steel pipe circumference measuring equipment for machining spiral steel pipe | |
| CN113267108B (en) | Detect mechatronic device of machine part size | |
| CN103323043B (en) | For probe locating device and the probe localization method of flow invariance | |
| CN116447951B (en) | Measuring device for construction | |
| CN217867586U (en) | Adjusting and mounting tool for inclined elevator guide rail frame | |
| CN103196992B (en) | The scanning detection apparatus of portable cylindrical ferromagnetic component | |
| CN102230787B (en) | Device for measuring depth of through hole | |
| CN212320706U (en) | Support rod for verticality measurement | |
| CN106123844A (en) | A kind of steel beam column deformation detection instrument and using method | |
| CN112304481A (en) | Device and method for detecting expansion force of rescue tool | |
| RU112393U1 (en) | DEVICE FOR DETERMINING THE CONSISTENCY OF JOINED PIPELINES | |
| CN202074928U (en) | Roundness measuring device for measuring oil pipes with outer threads | |
| CN221019280U (en) | Measuring device for determining elbow assembly welding position | |
| CN205909809U (en) | Electric power iron tower steel pipe circle section contour detection device | |
| CN219829737U (en) | Steel pipe body flatness measuring instrument | |
| CN104534966B (en) | A kind of reducing compound tube concentricity detecting method | |
| CN213364101U (en) | Device for detecting expansion force of rescue tool | |
| CN205898105U (en) | Tubular product is telescoping device for inside diameter measurement | |
| CN210321567U (en) | Detection apparatus for circular degree of hydraulic and hydroelectric engineering major diameter circular cross-section steel pipe | |
| CN219200320U (en) | Telescopic device for measuring center of ship shaft rudder system | |
| CN217330956U (en) | Device for measuring length of arc-shaped pipeline | |
| CN219084050U (en) | Collar external diameter detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |