Tank multi-interface welding positioning tool

Abstract

A tank body multi-connector welding positioning tool comprises a frame body, a telescopic rotating arm and a positioning device, the frame body is used for being fixedly connected with a tank body, the telescopic rotating arm is matched with the frame body in a rotating mode, and the relative position of the positioning device and the tank body can be accurately adjusted by adjusting the length and the rotating angle of the telescopic rotating arm. The telescopic rotating arm comprises a telescopic rod, a sliding ring and a positioning rod lantern ring, a graduated scale is arranged on the telescopic rod, meanwhile, the positioning tool further comprises an angle meter, and accumulated errors can be eliminated by taking the circle center of an end cover of the tank body as a reference through the graduated scale and the angle meter. According to the design, the relative position of the positioning device and the tank body can be adjusted through the matching relation between the telescopic rotating arm and the frame body, so that a positioning mark is accurately marked through the positioning device, the efficiency of positioning operation is effectively improved, and the angle and distance of the positioning device can be accurately determined by taking the circle center of the end cover of the tank body as a reference; and the positioning precision of the positioning tool is effectively improved.

Description

Technical Field

[0001] The utility model relates to a positioning tooling, in particular to a multi-interface welding positioning tooling for a tank body. Background Technique

[0002] The tank body is a device often used in the chemical industry, and various pipe orifices for material inlet / outlet or detection are arranged thereon. There are certain requirements for the positioning dimension, protruding height, perpendicularity, and levelness of the pipe orifices during manufacturing and installation.

[0003] During the actual manufacturing process, the processing accuracy is often ensured by manual scribing positioning or special positioning tooling. Manual scribing positioning generally assembles and positions by manually scribing and opening holes in sequence. The positioning dimension and protruding height of the connecting pipes are installed completely according to personal experience. The special positioning tooling is a corresponding mold for the manufacturing of the tank body.

[0004] Although this processing method has been adopted, it still has the following defects:

[0005] 1. Since the end cover of the tank body is usually not a plane, when manually scribing, not only are more auxiliary tools needed, but also there are more processes and lower efficiency.

[0006] 2. Due to the cumulative error in the manual scribing method, when there are many pipe orifices to be installed on the tank body, it is difficult to meet the requirements of the relative positions between the pipe orifices.

[0007] Disclosing the information of this background technology section is only intended to increase the understanding of the overall background of the present application, and should not be regarded as an admission or any form of implication that this information constitutes the prior art already known to those of ordinary skill in the art. Summary of the Invention

[0008] The purpose of the utility model is to overcome the disadvantages of low efficiency and poor positioning accuracy existing in the prior art, and provide a multi-interface welding positioning tooling for a tank body with high efficiency and high positioning accuracy.

[0009] To achieve the above purpose, the technical solution of the utility model is:

[0010] A multi-interface welding positioning tooling for a tank body, the positioning tooling includes a frame body, a telescopic rotating arm and a positioning device;

[0011] The middle part of the frame body is connected to one end of the telescopic rotating arm, the telescopic rotating arm is rotationally matched with the frame body, and the other end of the telescopic rotating arm is fixedly connected to the positioning device;

[0012] The frame body is used for fixedly connecting with the tank body, and the positioning device is used for marking positioning marks on the tank body.

[0013] The frame body includes a central positioning rod, a middle bearing, a plurality of connecting arms and a plurality of positioning clips. The middle bearing is sleeved on the central positioning rod, and the middle bearing is rotationally matched with the central positioning rod. One ends of the plurality of connecting arms are fixedly connected to the side wall of the middle bearing along the circumferential direction, and positioning clips are fixedly arranged at the other ends of the plurality of connecting arms. The positioning device is rotationally matched with the central positioning rod;

[0014] The bottom of the central positioning rod is matched with the rotation center of the tank body, and the positioning clip is in limit fit with the outer wall of the tank body.

[0015] The connecting arm is of a telescopic rod structure. One end of the outer cylinder of the connecting arm is fixedly connected to the side wall of the middle bearing. A locking bolt is fixedly arranged at the other end of the outer cylinder of the connecting arm. The end of the locking bolt is in pressing fit with the inner rod of the connecting arm. The end of the connecting arm is fixedly connected to the positioning clip, and the connecting arm and the positioning clip are perpendicular to each other.

[0016] The telescopic rotating arm includes a telescopic rod, a slip ring and a positioning rod sleeve. One end of the telescopic rod is fixedly connected to the side wall of the slip ring, and the other end of the telescopic rod is fixedly connected to the side wall of the positioning rod sleeve. The slip ring is sleeved on the central positioning rod, and the slip ring is rotationally matched with the central positioning rod.

[0017] The positioning device includes a perforating positioning rod and a marking pen. After the perforating positioning rod is inserted into the positioning rod sleeve, it is in sliding fit with the positioning rod sleeve. A marking pen is fixedly arranged at the bottom end of the perforating positioning rod. The central axes of the slip ring, the perforating positioning rod and the marking pen are all parallel to each other;

[0018] A locking bolt is fixedly arranged at the end of the outer cylinder of the telescopic rod, and the end of the locking bolt is in pressing fit with the inner rod of the telescopic rod.

[0019] The frame body includes at least two pairs of connecting arms, and each pair of connecting arms is symmetrically arranged on both sides of the middle bearing;

[0020] The positioning tooling further includes at least two spirit levels, and a spirit level is fixedly arranged on any one of the connecting arms in each pair of connecting arms.

[0021] The positioning tooling further includes an angle gauge. The angle gauge is of an annular structure. Angle graduation lines are arranged on the top end face of the angle gauge. The angle gauge is arranged between the middle bearing and the slip ring. The center of the angle gauge coincides with the center of the middle bearing, and the bottom of the angle gauge is fixedly connected to the top of the middle bearing.

[0022] A scale is arranged on the inner rod of the connecting arm.

[0023] A scale is arranged on the inner rod of the telescopic rod.

[0024] On one side of each of the positioning clips away from the central positioning rod, a reinforcing plate is fixedly arranged, and the reinforcing plate is arranged perpendicular to the positioning clip.

[0025] On one side of each of the positioning clips close to the central positioning rod is an inner arc surface that fits with the side wall of the tank body.

[0026] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0027] 1. In a multi-interface welding positioning tooling for a tank body of the present utility model, it includes a frame body, a telescopic rotating arm, and a positioning device. The frame body is used for fixedly connecting with the tank body, and the telescopic rotating arm is rotationally matched with the frame body. By adjusting the length and rotation angle of the telescopic rotating arm, the relative position between the positioning device and the tank body can be accurately adjusted, so as to mark positioning marks on the tank body through the positioning device. Therefore, this design can adjust the relative position between the positioning device and the tank body through the cooperation relationship between the telescopic rotating arm and the frame body, and thus accurately mark positioning marks through the positioning device, effectively improving the efficiency of the positioning operation.

[0028] 2. In a multi-interface welding positioning tooling for a tank body of the present utility model, a scale is provided on the inner rod of the telescopic rod, and the positioning tooling also includes an angle meter. Through the scale and the angle meter, taking the center of the tank body end cover as a reference, the cumulative error can be eliminated, and the angle and distance of the positioning device can be accurately determined. Therefore, this design can accurately determine the angle and distance of the positioning device taking the center of the tank body end cover as a reference, effectively improving the positioning accuracy of the positioning tooling.

[0029] 3. In a multi-interface welding positioning tooling for a tank body of the present utility model, a scale is provided on the inner rod of the connecting arm. When the positioning clip fits with the outer wall of the tank body, the lengths of the respective connecting arms are adjusted to be the same through the scale. At this time, it can be ensured that the central positioning rod is located at the center position of the tank body end cover, so as to adapt to tank bodies of different sizes and improve the positioning accuracy. Therefore, this design can ensure that the central positioning rod is located at the center position of the tank body end cover through the scale on the connecting arm, effectively improving the positioning accuracy of the positioning tooling. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 is a schematic structural diagram of the present utility model.

[0031] Figure 2 is a side view of the present utility model.

[0032] In the figure: frame body 1, central positioning rod 11, middle bearing 12, connecting arm 13, positioning clip 14, reinforcing plate 15, telescopic rotating arm 2, telescopic rod 21, sliding ring 22, positioning rod sleeve 23, positioning device 3, hole-opening positioning rod 31, marking pen 32, spirit level 4. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0033] The present utility model will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0034] A welding positioning tooling for a tank body with multiple interfaces, the positioning tooling comprising a frame body 1, a telescopic rotating arm 2 and a positioning device 3;

[0035] The middle part of the frame body 1 is connected to one end of the telescopic rotating arm 2, the telescopic rotating arm 2 is rotationally matched with the frame body 1, and the other end of the telescopic rotating arm 2 is fixedly connected to the positioning device 3;

[0036] The frame body 1 is used for fixedly connecting with the tank body, and the positioning device 3 is used for marking positioning marks on the tank body.

[0037] The frame body 1 includes a central positioning rod 11, a middle bearing 12, a plurality of connecting arms 13 and a plurality of positioning clips 14. The middle bearing 12 is sleeved on the central positioning rod 11, and the middle bearing 12 is rotationally matched with the central positioning rod 11. One ends of the plurality of connecting arms 13 are fixedly connected to the side wall of the middle bearing 12 along the circumferential direction, and positioning clips 14 are fixedly arranged at the other ends of the plurality of connecting arms 13. The positioning device 3 is rotationally matched with the central positioning rod 11;

[0038] The bottom of the central positioning rod 11 is matched with the rotation center of the tank body, and the positioning clip 14 is in limit cooperation with the outer wall of the tank body.

[0039] The connecting arm 13 is of a telescopic rod structure. One end of the outer cylinder of the connecting arm 13 is fixedly connected to the side wall of the middle bearing 12. A locking bolt is fixedly arranged at the other end of the outer cylinder of the connecting arm 13. The end of the locking bolt is in pressing cooperation with the inner rod of the connecting arm 13. The end of the connecting arm 13 is fixedly connected to the positioning clip 14, and the connecting arm 13 and the positioning clip 14 are perpendicular to each other.

[0040] The telescopic rotating arm 2 includes a telescopic rod 21, a slip ring 22 and a positioning rod sleeve 23. One end of the telescopic rod 21 is fixedly connected to the side wall of the slip ring 22, and the other end of the telescopic rod 21 is fixedly connected to the side wall of the positioning rod sleeve 23. The slip ring 22 is sleeved on the central positioning rod 11, and the slip ring 22 is rotationally matched with the central positioning rod 11.

[0041] The positioning device 3 includes a hole-opening positioning rod 31 and a marking pen 32. The hole-opening positioning rod 31 is inserted into the positioning rod sleeve 23 and is in sliding cooperation with the positioning rod sleeve 23. A marking pen 32 is fixedly arranged at the bottom end of the hole-opening positioning rod 31. The central axes of the slip ring 22, the hole-opening positioning rod 31 and the marking pen 32 are all parallel to each other;

[0042] A locking bolt is fixedly arranged at the end of the outer cylinder of the telescopic rod 21, and the end of the locking bolt is in pressing cooperation with the inner rod of the telescopic rod 21.

[0043] The frame 1 includes at least two pairs of connecting arms 13, and each pair of the connecting arms 13 is symmetrically arranged on both sides of the middle bearing 12;

[0044] The positioning tooling further includes at least two spirit levels 4, and a spirit level 4 is fixedly arranged on any one of the connecting arms 13 in each pair of the connecting arms 13.

[0045] The positioning tooling further includes a protractor 5. The protractor 5 is of an annular structure. Angle graduation lines are arranged on the top end face of the protractor 5. The protractor 5 is arranged between the middle bearing 12 and the slip ring 22. The center of the protractor 5 coincides with the center of the middle bearing 12. The bottom of the protractor 5 is fixedly connected to the top of the middle bearing 12.

[0046] A scale is arranged on the inner rod of the connecting arm 13.

[0047] A scale is arranged on the inner rod of the telescopic rod 21.

[0048] Reinforcing plates 15 are fixedly arranged on the sides of the positioning clips 14 away from the central positioning rod 11, and the reinforcing plates 15 are arranged perpendicular to the positioning clips 14.

[0049] The sides of the positioning clips 14 close to the central positioning rod 11 are inner arc surfaces adapted to the side wall of the tank body.

[0050] The principle of the present utility model is described as follows:

[0051] In use of this design, the positioning clips 14 are evenly sleeved on the tank body, and the lengths of the connecting arms 13 are shortened to press-fit the positioning clips 14 with the side wall of the tank body. Then, the lengths of the connecting arms 13 are finely adjusted. By means of the scales on the connecting arms 13, it is ensured that the lengths of all the connecting arms 13 are the same. At this time, the central positioning rod 11 is directly opposite to the center of the end cover of the tank body.

[0052] Embodiment 1:

[0053] Refer to Figure 1 , a multi-interface welding positioning tooling for a tank body. The positioning tooling includes a frame 1, a telescopic rotating arm 2 and a positioning device 3. The middle of the frame 1 is connected to one end of the telescopic rotating arm 2. The telescopic rotating arm 2 is rotationally matched with the frame 1. The other end of the telescopic rotating arm 2 is fixedly connected to the positioning device 3. The frame 1 is used for being fixedly connected to the tank body, and the positioning device 3 is used for marking positioning marks on the tank body.

[0054] The frame body 1 includes a central positioning rod 11, a middle bearing 12, a plurality of connecting arms 13 and a plurality of positioning clips 14. The middle bearing 12 is sleeved on the central positioning rod 11, and the middle bearing 12 is rotationally matched with the central positioning rod 11. One ends of the plurality of connecting arms 13 are fixedly connected to the side wall of the middle bearing 12 along the circumferential direction. Positioning clips 14 are fixedly arranged at the other ends of the plurality of connecting arms 13. The positioning device 3 is rotationally matched with the central positioning rod 11. The bottom of the central positioning rod 11 is matched with the rotation center of the tank body, and the positioning clip 14 is in limit cooperation with the outer wall of the tank body. The connecting arm 13 is of a telescopic rod structure. One end of the outer cylinder of the connecting arm 13 is fixedly connected to the side wall of the middle bearing 12. A locking bolt is fixedly arranged at the other end of the outer cylinder of the connecting arm 13. The end of the locking bolt is in pressing cooperation with the inner rod of the connecting arm 13. The end of the connecting arm 13 is fixedly connected to the positioning clip 14, and the connecting arm 13 and the positioning clip 14 are perpendicular to each other. The telescopic rotating arm 2 includes a telescopic rod 21, a slip ring 22 and a positioning rod sleeve 23. One end of the telescopic rod 21 is fixedly connected to the side wall of the slip ring 22, and the other end of the telescopic rod 21 is fixedly connected to the side wall of the positioning rod sleeve 23. The slip ring 22 is sleeved on the central positioning rod 11, and the slip ring 22 is rotationally matched with the central positioning rod 11. The positioning tooling further includes an angle gauge 5. The angle gauge 5 is of an annular structure. Angle graduation lines are arranged on the top end face of the angle gauge 5. The angle gauge 5 is arranged between the middle bearing 12 and the slip ring 22. The center of the angle gauge 5 coincides with the center of the middle bearing 12. The bottom of the angle gauge 5 is fixedly connected to the top of the middle bearing 12. A reinforcing plate 15 is fixedly arranged on one side of each positioning clip 14 away from the central positioning rod 11, and the reinforcing plate 15 is perpendicular to the positioning clip 14. One side of each positioning clip 14 close to the central positioning rod 11 is an inner arc surface matched with the side wall of the tank body.

[0055] Embodiment 2:

[0056] The positioning device 3 includes a hole-opening positioning rod 31 and a marking pen 32. After the hole-opening positioning rod 31 is inserted into the positioning rod sleeve 23, it is in sliding cooperation with the positioning rod sleeve 23. A marking pen 32 is fixedly arranged at the bottom end of the hole-opening positioning rod 31. The central axes of the slip ring 22, the hole-opening positioning rod 31 and the marking pen 32 are all parallel to each other. A locking bolt is fixedly arranged at the outer cylinder end of the telescopic rod 21, and the end of the locking bolt is in pressing cooperation with the inner rod of the telescopic rod 21.

[0057] Embodiment 3:

[0058] The frame body 1 includes at least two pairs of connecting arms 13, and each pair of the connecting arms 13 is symmetrically arranged on both sides of the middle bearing 12; the positioning tooling further includes at least two spirit levels 4, and a spirit level 4 is fixedly arranged on any one of the connecting arms 13 in each pair of the connecting arms 13; a scale is arranged on the inner rod of the connecting arm 13; a scale is arranged on the inner rod of the telescopic rod 21.

[0059] The above is only the preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiment. Any equivalent modification or change made by those of ordinary skill in the art according to the disclosure of the present invention shall be included in the protection scope recorded in the claims.

Claims

1. A tank body multi-interface welding positioning tool, characterized in that: The positioning tool comprises a frame (1), a telescopic rotating arm (2) and a positioning device (3); The middle part of the frame (1) is connected to one end of the telescopic rotating arm (2), the telescopic rotating arm (2) and the frame (1) are rotatably matched, and the other end of the telescopic rotating arm (2) is fixedly connected to the positioning device (3); The frame (1) is used for fixedly connecting to the tank body, and the positioning device (3) is used for marking a positioning mark on the tank body.

2. The tank body multi-interface welding positioning tool according to claim 1, characterized in that: The frame (1) comprises a central positioning rod (11), a middle bearing (12), a plurality of connecting arms (13) and a plurality of positioning clips (14); the middle bearing (12) is sleeved on the central positioning rod (11); the middle bearing (12) and the central positioning rod (11) are rotationally matched; one end of the plurality of connecting arms (13) is fixedly connected to the side wall of the middle bearing (12) along the circumferential direction; the other end of the plurality of connecting arms (13) is fixedly provided with a positioning clip (14); and the positioning device (3) is rotationally matched with the central positioning rod (11); The bottom of the center positioning rod (11) cooperates with the rotation center of the tank body, and the positioning clip (14) cooperates with the outer wall of the tank body in a limiting manner.

3. The tank body multi-interface welding positioning tool according to claim 2, characterized in that: The connecting arm (13) is a telescopic rod structure, one end of the outer tube of the connecting arm (13) is fixedly connected to the side wall of the middle bearing (12), the other end of the outer tube of the connecting arm (13) is fixedly provided with a locking bolt, the end of the locking bolt is pressed and fitted with the inner rod of the connecting arm (13), the end of the connecting arm (13) is fixedly connected to the positioning clip (14), and the connecting arm (13) and the positioning clip (14) are perpendicular to each other.

4. A tank body multi-interface welding positioning tool according to claim 2 or 3, characterized in that: The telescopic rotating arm (2) comprises a telescopic rod (21), a slip ring (22) and a positioning rod collar (23); one end of the telescopic rod (21) is fixedly connected to a side wall of the slip ring (22); the other end of the telescopic rod (21) is fixedly connected to a side wall of the positioning rod collar (23); the slip ring (22) is sleeved on the central positioning rod (11); the slip ring (22) and the central positioning rod (11) are rotatably matched; The positioning device (3) comprises a hole-opening positioning rod (31) and a marking pen (32); the hole-opening positioning rod (31) is inserted into the positioning rod collar (23) and then slidably cooperates with the positioning rod collar (23); a marking pen (32) is fixedly arranged at the bottom end of the hole-opening positioning rod (31); and the central axis of the sliding ring (22), the hole-opening positioning rod (31) and the marking pen (32) are all parallel to each other; A locking bolt is fixedly provided at the end of the outer cylinder of the telescopic rod (21), and the end of the locking bolt is pressed and fitted with the inner rod of the telescopic rod (21).

5. The tank body multi-interface welding positioning tool according to claim 4, characterized in that: The frame (1) comprises at least two pairs of connecting arms (13), and each pair of connecting arms (13) is symmetrically arranged on both sides of the middle bearing (12); The positioning tool further comprises at least two level gauges (4), and a level gauge (4) is fixedly arranged on any one connecting arm (13) in each pair of connecting arms (13).

6. The tank body multi-interface welding positioning tool according to claim 4, characterized in that: The positioning tool also includes an angle meter (5), the angle meter (5) is an annular structure, the top end surface of the angle meter (5) is provided with an angle scale, the angle meter (5) is arranged between the middle bearing (12) and the slip ring (22), the center of the circle of the angle meter (5) coincides with the center of the circle of the middle bearing (12), and the bottom of the angle meter (5) is fixedly connected to the top of the middle bearing (12).

7. The tank body multi-interface welding positioning tool according to claim 4, characterized in that: A scale is provided on the inner rod of the connecting arm (13).

8. The tank body multi-interface welding positioning tool according to claim 4, characterized in that: A scale is provided on the inner rod of the telescopic rod (21).

9. The tank body multi-interface welding positioning tool according to claim 4, characterized in that: A reinforcing plate (15) is fixedly provided on one side of each of the positioning clips (14) away from the central positioning rod (11), and the reinforcing plate (15) is arranged perpendicular to the positioning clips (14).

10. The tank body multi-interface welding positioning tool according to claim 4, characterized in that: The side of each positioning clip (14) close to the central positioning rod (11) is an inner arc surface that matches the side wall of the tank body.

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