CN219084644U

CN219084644U - Strip steel welding line bending detection device

Info

Publication number: CN219084644U
Application number: CN202222743890.8U
Authority: CN
Inventors: 秦信春; 程超; 李张翼; 卓松生; 梁奉超; 郭利华; 熊金猛; 李旭东
Original assignee: Wisdri Engineering and Research Incorporation Ltd
Current assignee: Wisdri Engineering and Research Incorporation Ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-05-26
Anticipated expiration: 2032-10-19

Abstract

The utility model discloses a strip steel welding seam bending detection device which comprises a frame, a clamping mechanism, bending pliers, a driving element and a control assembly, wherein the clamping mechanism comprises two clamping sliding blocks, the two clamping sliding blocks are configured to synchronously approach towards each other or back away from each other so as to clamp or loosen the front end of a strip steel welding seam sample, the bending pliers are provided with jaws for accommodating the rear end of the strip steel welding seam sample, the driving element is used for driving the bending pliers to rotate clockwise or anticlockwise, an angle dial for observing a bending angle is arranged on the frame, the rotation center of the bending pliers coincides with the center of the angle dial, and the control assembly provides power for the driving element. The positive and negative rotation of the hydraulic motor is controlled to control the rotation direction and the angle of the bending pliers, so that the continuous bending of the strip steel weld test sample in the positive and negative direction can be realized, and the bending angle can be adjusted at will; bending the strip steel welding seam test sample under different angles, thereby greatly facilitating the assessment and comparison of the welding seam quality of the detection personnel.

Description

Strip steel welding line bending detection device

Technical Field

The utility model is applied to the field of laser welding machines, and particularly relates to a strip steel welding line bending detection device.

Background

The laser welder is widely applied to a metallurgical plate and strip continuous production line, and welds the tail of the last steel coil with the head of the latter steel coil. After the welding of the laser welder is finished, sampling detection is needed to be carried out on the welding line area of the strip steel, and the quality of the welding line is ensured to be qualified. Particularly in the silicon steel production line, the conventional cupping test method cannot effectively judge the quality of the welding line, so that the welding line quality detection is usually required to be carried out in a welding line bending mode, but the prior art lacks the device for detecting the welding line of the strip steel.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a strip steel welding line bending detection device, which mainly solves the problem that the quality of a strip steel welding line is difficult to detect.

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the utility model provides a belted steel welding seam detection device that bends, includes the frame, set up clamping mechanism in the frame, the pincers of bending, actuating element and control assembly, clamping mechanism is located the pincers the place ahead of bending, clamping mechanism includes two clamp sliders, thereby two clamp sliders dispose to close to in opposite directions or keep away from in opposite directions and press from both sides tight or loosen belted steel welding seam sample front end, the pincers of bending have the jaw that holds belted steel welding seam sample rear end, actuating element is used for driving the pincers of bending and carries out clockwise or anticlockwise rotation, make the front end by clamping mechanism fixed, the belted steel welding seam sample that the rear end is located the jaw of the pincers of bending bend towards corresponding direction, be equipped with the angle calibrated scale that is used for observing the angle of bending in the frame, the center of rotation of the pincers of bending coincides with the center of angle calibrated scale, control assembly provides power for actuating element.

Preferably, the driving element is a hydraulic motor positioned below the bending pliers, a rotating shaft of the hydraulic motor is vertically upwards arranged, and the bending pliers are fixed on the rotating shaft of the hydraulic motor and synchronously rotate along with the hydraulic motor.

Preferably, the bending pliers are provided with two opposite pliers heads, a gap between the two pliers heads is used for containing a strip steel welding seam sample, a bearing is arranged at the lower end of the bending pliers, and the bearing is sleeved on an output shaft of the hydraulic motor.

Preferably, the control assembly comprises a manual operation control valve group, a hydraulic pump and a hydraulic pipeline, the hydraulic pipeline is connected with the hydraulic pump and the hydraulic motor, the manual operation control valve group comprises a pressure regulating valve and a reversing valve with an operation handle, and the control assembly is configured to enable the hydraulic motor to rotate forward or reversely through stirring the operation handle of the reversing valve, so that clockwise or anticlockwise rotation of the bending pliers is achieved.

Preferably, the clamping mechanism further comprises a screw rod with a handle, two screw rod fixing seats and two slide block guide rails, two ends of the screw rod are fixed on the frame through the screw rod fixing seats, threaded holes are formed in the two clamping slide blocks, the two clamping slide blocks are sleeved on the screw rod in opposite threaded directions, the two slide block guide rails are parallel to the screw rod, and the upper end and the lower end of each clamping slide block are respectively connected to the two slide block guide rails.

Preferably, each slide block guide rail is provided with a dovetail groove along the length direction, the dovetail grooves of the two slide block guide rails are opposite, and the upper end and the lower end of each clamping slide block are provided with dovetail blocks which are matched with the dovetail grooves and are embedded into the dovetail grooves.

The utility model has the following beneficial effects:

1) The front end of the strip steel welding seam sample is fixed by the two clamping sliding blocks, the rear end of the strip steel welding seam sample is inserted into the jaw of the bending clamp, the welding seam is positioned at the position close to the jaw, an angle dial for observing the bending angle is arranged, the rotating direction and the angle of the bending clamp are controlled by controlling the forward and reverse rotation of the hydraulic motor, the continuous bending of the strip steel welding seam sample in the forward and reverse direction can be realized, and the bending angle can be adjusted randomly. Bending the strip steel welding seam test sample under different angles, thereby greatly facilitating the assessment and comparison of the welding seam quality of the detection personnel.

2) The method can be used for detecting the maximum bending angle of the strip steel with the welding line, and can be used for detecting the maximum bending angle of the strip steel with the welding line by continuously operating the handle of the reversing valve leftwards or rightwards until the welding line is broken.

3) The method can be used for detecting the reliability of repeated bending of the welding line, and only the operation handle of the reversing valve is required to be repeatedly shifted in a left-right reverse direction, so that the bending angles of the front side and the back side of each welding line are consistent, and the bending times are counted.

4) The welding line quality control method can be used for comparing the welding line quality under different welding parameters, and the bending comparison can be carried out by selecting a fixed angle.

Drawings

FIG. 1 is a front view of a strip steel weld bending detection device according to an embodiment of the present utility model;

FIG. 2 is a front view of the structure of the strip steel weld bending detection device according to the embodiment of the utility model;

FIG. 3 is a top view of FIG. 2;

FIG. 4 is a schematic diagram of the position of a strip weld sample on a strip weld bending detection device;

fig. 5 is a view of fig. 3 along line B-B.

Reference numerals in the drawings: 1. a frame; 2. a clamping mechanism; 3. a hydraulic motor; 4. a control assembly; 5. a strip steel welding line sample; 6. an angle dial; 7. welding seams; 21. a screw rod; 22. clamping a sliding block; 23. a screw rod fixing seat; 24. a slider guide rail; 31. bending pliers; 32. a clamp head; 41. manually operating the control valve group; 42. and a hydraulic pipeline.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

As shown in fig. 1 to 5, the present embodiment discloses a bending detection device for a strip steel weld, which comprises a frame 1, a clamping mechanism 2, a bending clamp 31, a driving element and a control assembly 4, wherein the clamping mechanism 2 is arranged on the frame 1, the clamping mechanism 2 is positioned in front of the bending clamp 31, the clamping mechanism 2 comprises two clamping sliding blocks 22, the two clamping sliding blocks 22 are configured to be synchronously close to or far away from each other so as to clamp or loosen the front end of a strip steel weld sample 5, the bending clamp 31 is provided with a jaw for accommodating the rear end of the strip steel weld sample 5, the driving element is used for driving the bending clamp 31 to rotate clockwise or anticlockwise, the front end is fixed by the clamping mechanism 2, the rear end of the strip steel weld sample 5 positioned in the jaw of the bending clamp 31 is bent towards the corresponding direction, an angle 6 for observing the bending angle is arranged on the frame 1, the rotation center of the bending clamp 31 coincides with the center of the angle dial 6, and the control assembly 4 provides power for the driving element.

The clamping mechanism 2 further comprises a screw rod 21 with a handle, two screw rod fixing seats 23 and two slide block guide rails 24, two ends of the screw rod 21 are fixed on the frame 1 through the screw rod fixing seats 23, threaded holes are formed in the two clamping slide blocks 22, the screw rod 21 is sleeved with the two clamping slide blocks 22, the two slide block guide rails 24 are parallel to the screw rod 21, and the upper end and the lower end of each clamping slide block 22 are respectively sleeved with the two slide block guide rails 24. Each slide block guide rail 24 is provided with a dovetail groove along the length direction, the dovetail grooves of the two slide block guide rails 24 are opposite, and the upper end and the lower end of each clamping slide block 22 are provided with dovetail blocks which are matched with the dovetail grooves and are embedded in the dovetail grooves. The screw rod 21 with the handle is rotated to enable the two clamping sliding blocks 22 to be guided downwards in the dovetail grooves in the sliding block guide rail 24 for opening or clamping, so that the front end of the strip steel welding seam sample 5 can be conveniently loosened or clamped and fixed.

As a preferable scheme, the driving element is a hydraulic motor 3 located below the bending pliers 31, the rotating shaft of the hydraulic motor 3 is vertically upwards arranged, and the bending pliers 31 are fixed on the rotating shaft of the hydraulic motor 3 and synchronously rotate along with the hydraulic motor 3. In other embodiments, the driving element may be a rotary cylinder, and the bending clamp 31 is mounted on a rotary table of the rotary cylinder.

Specifically, the bending clamp 31 is provided with two opposite clamp heads 32, a gap between the two clamp heads 32 is used for accommodating the strip steel welding seam test sample 5, a bearing is arranged at the lower end of the bending clamp 31, and the bearing is sleeved on the output shaft of the hydraulic motor 3.

In the present embodiment, the control unit 4 includes a manual operation control valve group 41, a hydraulic pump, and a hydraulic line 42, the hydraulic line 42 connecting the hydraulic pump and the hydraulic motor 3, and the operation manual operation control valve group 41 includes a pressure regulating valve and a reversing valve with a handle. The whole control assembly 4 is configured to enable the hydraulic motor 3 to forward or reverse by pulling the operating handle of the reversing valve, so as to realize clockwise or anticlockwise rotation of the bending clamp 31.

The manually operated control valve block 41 is fixed to the frame 1 and is connected to the hydraulic motor 3 via a hydraulic conduit 42. By pulling the operating handle of the reversing valve leftwards or rightwards, hydraulic oil can be fed into the hydraulic motor 3, so that the bending clamp 31 can rotate clockwise or anticlockwise. In addition, by comparing with the angle dial 6 on the frame 1, bending of the strip steel welding seam sample 5 at a fixed angle can be realized by stirring the operating handle of the reversing valve. The pressure regulating valve can regulate the pressure of hydraulic oil entering the hydraulic motor 3, so that the bending pliers 31 are ensured to have sufficient and proper bending force.

In the actual working process, the strip steel welding seam test sample 5 is placed into the jaw of the bending clamp 31 according to the drawing, and the proper position of the welding seam 7 is ensured. The screw rod 21 with the handle is rotated, the screw rod 21 drives the two clamping sliding blocks 22 to move towards the center to clamp and fix the strip steel welding seam sample 5, then the manual operation control valve group 41 is manually operated leftwards or rightwards to enable the hydraulic motor 3 to drive the bending clamp 31 to rotate clockwise or anticlockwise, and the bending angle of the strip steel welding seam sample 5 with the welding seam 7 can be clearly known by comparing with the angle dial 6 on the surface of the frame 1. If the maximum bending angle of the strip steel welding seam sample 5 with the welding seam 7 is to be detected, the handle of the reversing valve is only required to be continuously operated leftwards or rightwards until the welding seam 7 is broken. If the reliability of repeated bending of the welding line 7 is to be detected, only the operation handle of the valve group is required to be repeatedly shifted in a left-right reverse direction, so that the bending angles of the front side and the back side of the welding line 7 are consistent each time, and the bending times are counted. If the quality of the welding line 7 under different welding parameters is to be compared, a fixed angle can be selected for bending comparison.

The embodiments are merely illustrative of the technical solution of the present utility model, and not limiting thereof; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and therefore all other embodiments obtained by those skilled in the art without making creative efforts are intended to fall within the protection scope of the present utility model.

Claims

1. A belted steel welding seam detection device that bends, its characterized in that: the bending clamp comprises a frame (1), a clamping mechanism (2), a bending clamp (31), a driving element and a control assembly (4), wherein the clamping mechanism (2) is arranged on the frame (1), the clamping mechanism (2) is positioned in front of the bending clamp (31), the clamping mechanism (2) comprises two clamping sliding blocks (22), the two clamping sliding blocks (22) are configured to synchronously approach or depart from each other in a back-to-back mode so as to clamp or loosen the front end of a strip steel welding seam sample (5), the bending clamp (31) is provided with a jaw for accommodating the rear end of the strip steel welding seam sample (5), the driving element is used for driving the bending clamp (31) to rotate clockwise or anticlockwise, the front end is fixed by the clamping mechanism (2), the rear end of the strip steel welding seam sample (5) positioned in the jaw of the bending clamp (31) is bent towards the corresponding direction, an angle dial (6) for observing the bending angle is arranged on the frame (1), the rotation center of the bending clamp (31) coincides with the center of the angle dial (6), and the control assembly (4) provides power for the driving element.

2. The strip steel weld bending detection device according to claim 1, wherein: the driving element is a hydraulic motor (3) positioned below the bending clamp (31), a rotating shaft of the hydraulic motor (3) is vertically upwards arranged, the bending clamp (31) is fixed on the rotating shaft of the hydraulic motor (3), and the bending clamp synchronously rotates along with the hydraulic motor (3).

3. The strip steel weld bending detection device according to claim 2, wherein: the bending clamp (31) is provided with two opposite clamp heads (32), a gap between the two clamp heads (32) is used for accommodating a strip steel welding seam sample (5), a bearing is arranged at the lower end of the bending clamp (31), and the bearing is sleeved on an output shaft of the hydraulic motor (3).

4. The strip steel weld bending detection device according to claim 1, wherein: the control assembly (4) comprises a manual operation control valve group (41), a hydraulic pump and a hydraulic pipeline (42), the hydraulic pipeline (42) is connected with the hydraulic pump and the hydraulic motor (3), the manual operation control valve group (41) comprises a pressure regulating valve and a reversing valve with an operation handle, and the control assembly (4) is configured to enable the hydraulic motor (3) to rotate forwards or reversely through stirring the operation handle of the reversing valve, so that clockwise or anticlockwise rotation of the bending clamp (31) is achieved.

5. The strip steel weld bending detection device according to claim 1, wherein: the clamping mechanism (2) further comprises a screw rod (21) with a handle, two screw rod fixing seats (23) and two slide block guide rails (24), two ends of the screw rod (21) are fixed on the frame (1) through the screw rod fixing seats (23), threaded holes are formed in the two clamping slide blocks (22) and the two clamping slide blocks are opposite in thread direction, the two clamping slide blocks (22) are sleeved on the screw rod (21), the two slide block guide rails (24) are parallel to the screw rod (21), and the upper end and the lower end of each clamping slide block (22) are respectively connected to the two slide block guide rails (24).

6. The strip steel weld bending detection device according to claim 1, wherein: and a dovetail groove is formed in each slide block guide rail (24) along the length direction, the dovetail grooves of the two slide block guide rails (24) are opposite, and dovetail blocks which are matched with the dovetail grooves and are embedded into the dovetail grooves are arranged at the upper end and the lower end of each clamping slide block (22).