Welding groove single-face opening width measuring device and method

Abstract

The invention provides a device and a method for measuring the width of a single-side opening of a welding groove. A welding groove single-face opening width measuring device comprises a main scale system and a vernier scale system, the vernier scale system is installed on the main scale system in a sliding mode, the main scale system is provided with a first reference surface and a second reference surface, the first reference surface plays a guiding and stabilizing role in the direction perpendicular to a groove, and the second reference surface plays a guiding and stabilizing role in the direction of the groove. The vernier scale system is provided with a groove single-side width measuring blade foot used for abutting against the upper edge of the groove.

Description

Technical Field

[0001] The invention relates to the technical field of pipeline construction, and in particular to a device and method for measuring the single-sided opening width of a welding groove. Background Art

[0002] At present, automatic welding is widely used in long-distance pipelines. Since automatic welding has high requirements on the accuracy of the welding groove size, it is necessary to measure the geometric dimensions of the groove with high precision. In the prior art, a combination of a square ruler and a vernier caliper is often used to indirectly measure the single-sided opening width of the welding groove. Two people are required to cooperate in the measurement, which has slow efficiency, low accuracy, and large human deviations in the measurement results. Inaccurate measurement results often lead to repeated processing of the groove, which causes fluctuations in welding quality. How to simply, quickly and accurately measure the automatic welding groove has become a difficult problem in on-site construction quality control. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a device and method for measuring the single-sided opening width of a welding groove in view of the deficiencies in the prior art.

[0004] The technical solution of the present invention to solve the above technical problems is as follows: a device for measuring the single-sided opening width of a welding groove, comprising: a main scale system and a vernier scale system, the vernier scale system is slidably installed on the main scale system, the main scale system is installed with a first reference surface that plays a guiding and stabilizing role in the direction perpendicular to the groove and a second reference surface that plays a guiding and stabilizing role in the direction of the groove, and the vernier scale system is installed with a single-sided groove width measuring blade foot for abutting the upper edge of the groove.

[0005] The beneficial effect of the technical solution of the present invention is that the first reference plane and the second reference plane are both used for measuring the single-sided width of the groove. The first reference plane plays a guiding and stabilizing role in the direction perpendicular to the groove, and the second reference plane plays a guiding and stabilizing role in the direction of the groove, and the second reference plane serves as the "0" point position for measuring the size. The vernier scale system slides close to the upper edge of the groove in the vernier scale sliding groove of the main scale system. When the single-sided width measuring blade foot of the groove contacts the upper edge of the groove, the upper opening width of the single-sided groove can be directly measured. Simple, fast and accurate measurement of automatic welding grooves to avoid quality fluctuations caused by deviations in groove size.

[0006] Furthermore, the main scale system is a right-angle structure, a vernier scale sliding slot is installed on the main scale system, and the vernier scale system is slidably installed in the vernier scale sliding slot.

[0007] The beneficial effects of adopting the above further technical solution are: the main scale system is a right-angle structure, which is convenient for stable guidance in the vertical groove direction and the groove direction. The setting of the sliding notch of the vernier scale makes it convenient for the vernier scale system to be slidably installed on the main scale system.

[0008] Furthermore, a fixing screw hole is installed on the main scale system.

[0009] The beneficial effect of adopting the above further technical solution is: the setting of the fixing screw holes is used to install the sensor display system, which facilitates the installation and maintenance of the sensor display system.

[0010] Furthermore, a vernier scale sliding surface is installed on the vernier scale system, and the vernier scale sliding surface is slidably installed on the main scale system.

[0011] The beneficial effect of adopting the above-mentioned further technical solution is: the setting of the vernier scale sliding surface facilitates the installation of the vernier scale system on the main scale system, prevents the vernier scale system from shaking, improves the accuracy, and improves the stability and reliability of the welding groove single-sided opening width measuring device.

[0012] Furthermore, the vernier scale system is provided with a mounting notch for mounting a magnetic scale; the groove single-side width measuring blade foot is located on one side of the vernier scale system, and a limit device is installed on the other side of the vernier scale system.

[0013] The beneficial effects of adopting the above further technical solution are: the installation notch of the magnetic scale facilitates the installation of the magnetic scale and facilitates the reading of measurement data. The setting of the limit device is used to limit the relative position of the main scale system and the vernier scale system to prevent the vernier scale system from sliding off the main scale system.

[0014] Furthermore, a sensor display system is installed on the main scale system.

[0015] The beneficial effect of adopting the above further technical solution is that the sensor display system is convenient for automatically reading the upper opening width data of the single-sided groove, reducing the labor intensity of the user and improving automation.

[0016] Furthermore, the sensor display system includes: a magnetic scale and a digital display module transmission device, the magnetic scale is installed on the vernier scale system, the digital display module transmission device is installed on the main scale system, and the digital display module transmission device has digital display and wireless transmission functions.

[0017] The beneficial effect of adopting the above further technical solution is that the measured data is in digital display mode and wireless transmission of data can be achieved.

[0018] Furthermore, the first reference plane and the second reference plane form an angle of 90°.

[0019] The beneficial effect of adopting the above further technical solution is that the first reference plane and the second reference plane are at a 90° angle, the first reference plane plays a guiding and stabilizing role in the vertical groove direction, and the second reference plane plays a guiding and stabilizing role in the groove direction. The first reference plane and the second reference plane are both used for measuring the single-side width of the groove.

[0020] In addition, the present invention also provides a method for measuring the single-sided opening width of a welding groove. Based on a single-sided opening width measuring device for a welding groove as described in any one of the above items, the method for measuring the single-sided opening width of a welding groove includes: S1, abutting the first reference plane with the position in the direction perpendicular to the groove; S2, abutting the second reference plane with the position in the direction of the groove; S3, sliding the vernier caliper system until the single-sided width measuring blade foot of the vernier caliper system abuts with the upper edge of the groove; S4, reading the upper opening width of the single-sided groove.

[0021] The beneficial effect of the technical solution of the present invention is that the first reference plane and the second reference plane are both used for measuring the single-sided width of the groove. The first reference plane plays a guiding and stabilizing role in the direction perpendicular to the groove, and the second reference plane plays a guiding and stabilizing role in the direction of the groove, and the second reference plane serves as the "0" point position for measuring the size. The vernier scale system slides close to the upper edge of the groove in the vernier scale sliding groove of the main scale system. When the single-sided width measuring blade foot of the groove contacts the upper edge of the groove, the upper opening width of the single-sided groove can be directly measured. Simple, fast and accurate measurement of automatic welding grooves to avoid quality fluctuations caused by deviations in groove size.

[0022] Furthermore, in step S4, the upper opening width of the single-sided groove is read by the sensor display system, and the upper opening width of the single-sided groove is wirelessly sent to the terminal by the sensor display system.

[0023] The beneficial effects of adopting the above further technical solution are: the sensor display system facilitates automatic reading of the upper opening width data of the single-sided groove, reduces the labor intensity of the user, and improves automation. The measured data is in digital display mode and wireless data transmission can be realized.

[0024] Advantages of additional aspects of the present invention will be given in part in the following description, and in part will be obvious from the following description, or will be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A schematic structural diagram of a device for measuring the single-sided opening width of a welding groove provided in an embodiment of the present invention.

[0026] Figure 2 A schematic structural diagram of a main scale system provided in an embodiment of the present invention.

[0027] Figure 3 A schematic structural diagram of a vernier scale system provided in an embodiment of the present invention.

[0028] Figure 4 A schematic structural diagram of a magnetic scale provided in an embodiment of the present invention.

[0029] Figure 5 A schematic diagram of the structure of a digital display module transmission device provided in an embodiment of the present invention.

[0030] Figure 6 This is one of the state diagrams of the use of the device for measuring the single-sided opening width of a welding groove provided in an embodiment of the present invention.

[0031] Figure 7 The second state diagram of the use of the welding groove single-sided opening width measuring device provided in an embodiment of the present invention.

[0032] Figure 8 A schematic flowchart of a method for measuring the single-sided opening width of a welding groove provided in an embodiment of the present invention.

[0033] Explanation of the figure numbers: 1. Main scale system; 2. Vernier scale system; 3. Sensing display system; 4. First reference plane; 5. Second reference plane; 6. Vernier scale sliding slot; 7. Fixing screw hole; 8. Bevel single-side width measuring blade foot; 9. Vernier scale sliding surface; 10. Magnetic scale installation slot; 11. Limit device; 12. Magnetic scale; 13. Digital display module transmission equipment. DETAILED DESCRIPTION

[0034] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention but not to limit the scope of the present invention.

[0035] like Figures 1 to 7 As shown, an embodiment of the present invention provides a device for measuring the single-sided opening width of a welding groove, comprising: a main scale system 1 and a vernier scale system 2, wherein the vernier scale system 2 is slidably mounted on the main scale system 1, wherein the main scale system 1 is provided with a first reference surface 4 which plays a guiding and stabilizing role in the direction perpendicular to the groove and a second reference surface 5 which plays a guiding and stabilizing role in the direction of the groove, and the vernier scale system 2 is provided with a single-sided groove width measuring blade foot 8 which is used to abut against the upper edge of the groove.

[0036] The beneficial effect of the technical solution of the present invention is that the first reference plane and the second reference plane are both used for measuring the single-sided width of the groove. The first reference plane plays a guiding and stabilizing role in the direction perpendicular to the groove, and the second reference plane plays a guiding and stabilizing role in the direction of the groove, and the second reference plane serves as the "0" point position for measuring the size. The vernier scale system slides close to the upper edge of the groove in the vernier scale sliding groove of the main scale system. When the single-sided width measuring blade foot of the groove contacts the upper edge of the groove, the upper opening width of the single-sided groove can be directly measured. Simple, fast and accurate measurement of automatic welding grooves to avoid quality fluctuations caused by deviations in groove size.

[0037] Figure 1 In the display, in / mm means that the display units are "in" and "mm", which represent the measurement units of length. Here, "in" is the abbreviation of "inch", and "mm" is the abbreviation of "millimeter". mm is the unit. OFF means off, ON means on, ZERO means zero, and "0" is the point position.

[0038] like Figures 1 to 7 As shown, further, the main scale system 1 is a right-angle structure, a vernier scale sliding slot 6 is installed on the main scale system 1, and the vernier scale system 2 is slidably installed in the vernier scale sliding slot 6.

[0039] The beneficial effects of adopting the above further technical solution are: the main scale system is a right-angle structure, which is convenient for stable guidance in the vertical groove direction and the groove direction. The setting of the sliding notch of the vernier scale makes it convenient for the vernier scale system to be slidably installed on the main scale system.

[0040] like Figures 1 to 7 As shown, further, a fixing screw hole 7 is installed on the main scale system 1.

[0041] The beneficial effect of adopting the above further technical solution is: the setting of the fixing screw holes is used to install the sensor display system, which facilitates the installation and maintenance of the sensor display system.

[0042] like Figures 1 to 7 As shown, further, a vernier scale sliding surface 9 is installed on the vernier scale system 2, and the vernier scale sliding surface 9 is slidably installed on the main scale system 1.

[0043] The beneficial effect of adopting the above-mentioned further technical solution is: the setting of the vernier scale sliding surface facilitates the installation of the vernier scale system on the main scale system, prevents the vernier scale system from shaking, improves the accuracy, and improves the stability and reliability of the welding groove single-sided opening width measuring device.

[0044] like Figures 1 to 7As shown, further, the vernier scale system 2 is equipped with a magnetic scale installation slot 10 for installing a magnetic scale 12; the groove single-side width measuring blade foot 8 is located on one side of the vernier scale system 2, and a limiting device 11 is installed on the other side of the vernier scale system 2.

[0045] The beneficial effects of adopting the above further technical solution are: the installation notch of the magnetic scale facilitates the installation of the magnetic scale and facilitates the reading of measurement data. The setting of the limit device is used to limit the relative position of the main scale system and the vernier scale system to prevent the vernier scale system from sliding off the main scale system.

[0046] like Figures 1 to 7 As shown, further, a sensor display system 3 is installed on the main scale system 1.

[0047] The beneficial effect of adopting the above further technical solution is that the sensor display system is convenient for automatically reading the upper opening width data of the single-sided groove, reducing the labor intensity of the user and improving automation.

[0048] like Figures 1 to 7 As shown, further, the sensor display system 3 includes: a magnetic scale 12 and a digital display module transmission device 13, the magnetic scale 12 is installed on the vernier scale system 2, the digital display module transmission device 13 is installed on the main scale system 1, and the digital display module transmission device 13 has digital display and wireless transmission functions.

[0049] The beneficial effect of adopting the above further technical solution is that the measured data is in digital display mode and wireless transmission of data can be achieved.

[0050] Among them, the digital display module transmission device 13 is equipped with a display screen and a remote wireless transmission device. Figure 4 As shown, the magnetic scale 12 is provided with a scale, and the scale value can be 0-90.

[0051] like Figures 1 to 7 As shown, further, the first reference plane 4 and the second reference plane 5 form an angle of 90°.

[0052] The beneficial effect of adopting the above further technical solution is that the first reference plane and the second reference plane are at a 90° angle, the first reference plane plays a guiding and stabilizing role in the vertical groove direction, and the second reference plane plays a guiding and stabilizing role in the groove direction. The first reference plane and the second reference plane are both used for measuring the single-side width of the groove.

[0053] The purpose of the present invention is to provide a device for measuring the single-sided opening width of a welding groove, which can be a device for measuring the single-sided opening width of a welding groove, and can simply, quickly and accurately measure the automatic welding groove, thereby avoiding quality fluctuations caused by deviations in groove size.

[0054] The device for measuring the single-sided opening width of a welding groove in an embodiment of the present invention is composed of a main scale system 1, a vernier scale system 2, a sensor display system 3, etc. In the overall system, the main scale system 1, the vernier scale system 2, the sensor display system 3, etc. are organically linked together in sequence.

[0055] The main ruler system 1 comprises: the main ruler adopts a right-angle structure, and is installed with: a first reference surface 4 for measuring the single-side width of the groove, a second reference surface 5 for measuring the single-side width of the groove, a vernier ruler sliding slot 6, and a fixing screw hole 7.

[0056] The vernier scale system 2 includes: the vernier scale adopts a bevel structure, and the upper part thereof has: a bevel single-side width measuring blade foot 8, a vernier scale sliding surface 9, a magnetic scale installation notch 10, and a limit device 11.

[0057] The sensor display system 3 includes: a magnetic scale 12 and a digital display module transmission device 13 .

[0058] The data is measured and measured through the structure of the main scale (main scale system) and the vernier scale (vernier scale system). The main scale (main scale system) adopts a right-angle structure, on which there are reference surfaces (first reference surface and second reference surface) for measuring the single-sided opening width of the welding groove and a mounting base for the digital display module. The vernier scale (vernier scale system) adopts a beveled structure, on which there are measuring surfaces (groove single-sided width measuring blade foot) for measuring the single-sided opening width of the welding groove and a mounting base for the magnetic scale. The actual size of the single-sided opening width of the welding groove is directly measured through the swimming distance between each measuring reference surface and the measuring surface, and the size is intuitively presented and accurately displayed through the digital display module (digital display module transmission device). The accuracy of each measurement value can reach 0.02mm, and wireless transmission of data can be achieved.

[0059] The present invention is used for measuring the welding groove of long-distance pipelines, and can be applicable to the measurement of various welding grooves of existing long-distance pipelines. It has a direct promoting effect on the control of the groove quality and can effectively control the key links affecting the welding quality from the first step of welding.

[0060] like Figure 7 As shown, A is the first reference plane, B is the second reference plane, and C is the upper opening width of the single-sided groove.

[0061] The geometric dimensions of the single-sided opening width of the welding groove (the upper opening width of the single-sided groove) can be directly measured by a measuring tool (a device for measuring the single-sided opening width of the welding groove) (see Figure 5). The first datum plane A (first datum plane 4) and the second datum plane B (second datum plane 5) form a 90° angle with each other. The first datum plane A plays a guiding and stabilizing role in the vertical direction of the groove, and the second datum plane B plays a guiding and stabilizing role in the direction of the groove, and the second datum plane B serves as the "0" point position for measuring the dimension. The vernier scale (vernier scale system 2) slides in the movable slot (vernier scale sliding slot 6) of the main scale system 1 close to the upper edge of the groove. When the measuring blade foot (groove single-side width measuring blade foot 8) contacts the upper edge of the groove, the upper opening width C of the single-sided groove can be directly measured (see Figure 5 ). The measured data is in digital display mode and wireless data transmission is possible.

[0062] like Figure 8 As shown, in addition, the present invention also provides a method for measuring the single-sided opening width of a welding groove, based on a welding groove single-sided opening width measuring device described in any one of the above items, the method for measuring the single-sided opening width of a welding groove includes: S1, abutting the first reference plane with the position in the direction perpendicular to the groove; S2, abutting the second reference plane with the position in the direction of the groove; S3, sliding the vernier scale system until the single-sided width measuring blade foot of the vernier scale system abuts with the upper edge of the groove; S4, reading the upper opening width of the single-sided groove.

[0063] The beneficial effect of the technical solution of the present invention is that the first reference plane and the second reference plane are both used for measuring the single-sided width of the groove. The first reference plane plays a guiding and stabilizing role in the direction perpendicular to the groove, and the second reference plane plays a guiding and stabilizing role in the direction of the groove, and the second reference plane serves as the "0" point position for measuring the size. The vernier scale system slides close to the upper edge of the groove in the vernier scale sliding groove of the main scale system. When the single-sided width measuring blade foot of the groove contacts the upper edge of the groove, the upper opening width of the single-sided groove can be directly measured. Simple, fast and accurate measurement of automatic welding grooves to avoid quality fluctuations caused by deviations in groove size.

[0064] Furthermore, in step S4, the upper opening width of the single-sided groove is read by the sensor display system, and the upper opening width of the single-sided groove is wirelessly sent to the terminal by the sensor display system.

[0065] The beneficial effects of adopting the above further technical solution are: the sensor display system facilitates automatic reading of the upper opening width data of the single-sided groove, reduces the labor intensity of the user, and improves automation. The measured data is in digital display mode and wireless data transmission can be realized.

[0066] The present invention can directly measure the single-sided opening width size of the welding groove, reduce the deviation of conventional indirect measurement, and improve the measurement accuracy; reduce the complexity of measuring the single-sided opening width of the welding groove, and improve the groove processing efficiency; realize the wireless transmission of groove measurement data, and improve the informatization level of groove measurement.

[0067] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A device for measuring the single-sided opening width of a welding groove, characterized in that: include: A main scale system and a vernier scale system, wherein the vernier scale system is slidably mounted on the main scale system, wherein the main scale system is provided with a first reference surface which plays a guiding and stabilizing role in the direction perpendicular to the groove and a second reference surface which plays a guiding and stabilizing role in the direction of the groove, and wherein the vernier scale system is provided with a single-side width measuring blade foot for abutting against the upper edge of the groove.

2. A device for measuring the single-sided opening width of a welding groove according to claim 1, characterized in that: The main scale system is a right-angle structure, a vernier scale sliding slot is installed on the main scale system, and the vernier scale system is slidably installed in the vernier scale sliding slot.

3. A device for measuring the single-sided opening width of a welding groove according to claim 2, characterized in that: The main scale system is provided with fixing screw holes.

4. A device for measuring the single-sided opening width of a welding groove according to claim 1, characterized in that: A vernier scale sliding surface is installed on the vernier scale system, and the vernier scale sliding surface is slidably installed on the main scale system.

5. A device for measuring the single-sided opening width of a welding groove according to claim 4, characterized in that: The vernier scale system is provided with a magnetic scale installation slot for installing a magnetic scale; the groove single-side width measuring blade foot is located on one side of the vernier scale system, and a limiting device is installed on the other side of the vernier scale system.

6. A device for measuring the single-sided opening width of a welding groove according to claim 1, characterized in that: A sensor display system is installed on the main scale system.

7. A device for measuring the single-sided opening width of a welding groove according to claim 6, characterized in that: The sensor display system includes: a magnetic scale and a digital display module transmission device, the magnetic scale is installed on the vernier scale system, the digital display module transmission device is installed on the main scale system, and the digital display module transmission device has digital display and wireless transmission functions.

8. A device for measuring the single-sided opening width of a welding groove according to claim 1, characterized in that: The first reference plane and the second reference plane form an angle of 90°.

9. A method for measuring the single-sided opening width of a welding groove, characterized in that: Based on a device for measuring the single-sided opening width of a welding groove according to any one of claims 1 to 8, a method for measuring the single-sided opening width of a welding groove comprises: S1, abutting the first reference surface against the position in the vertical groove direction; S2, abutting the second reference surface against the position in the groove direction; S3, sliding the vernier scale system until the single-side width measuring blade foot of the vernier scale system abuts against the upper edge of the groove; S4. Read the upper opening width of the single-sided groove.

10. A method for measuring the single-sided opening width of a welding groove according to claim 9, characterized in that: In step S4, the upper opening width of the single-sided groove is read by the sensor display system, and the upper opening width of the single-sided groove is wirelessly sent to the terminal by the sensor display system.

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