Welding strength detection equipment for welding part

Abstract

The utility model belongs to the field of welding strength detection, particularly relates to welding strength detection equipment for welding parts, and aims to solve the problems that force is applied in a manual mode in the existing detection process and the detection mode of the detection equipment is relatively single, and provides the following scheme that the welding strength detection equipment comprises a bottom plate, and a pushing assembly for pushing pairs is arranged at the top of the bottom plate; the top of the bottom plate is fixedly connected with two supporting plates, the tops of the two supporting plates are fixedly connected with a transverse plate, the top of the transverse plate is slidably connected with a second base plate and a first base plate, and the top of the second base plate is provided with a torsion detection assembly for torsion detection. Torsion force and pulling force generated by detection of a welding piece are provided by the air cylinder and the driving motor respectively, a large amount of manpower is saved, meanwhile, pushing of the air cylinder can drive related assemblies above the two sliding blocks to synchronously move towards the two sides, pushing force applied by the air cylinder in the pushing process can be well monitored, and data can be obtained more accurately.

Description

Technical Field

[0001] The utility model relates to the technical field of welding strength detection, in particular to a welding strength detection device for welded parts. Background Art

[0002] Welding: Also known as fusion welding or brazing, it is a manufacturing process and technology for joining metals or other thermoplastic materials such as plastics by heating, high temperature or high pressure. There are many energy sources for modern welding, including gas flames, electric arcs, lasers, electron beams, friction, and ultrasonic waves. The quality of welding determines the use effect of workpieces. After the welded parts are welded, it is necessary to detect the welding strength of the welded parts.

[0003] There are still many deficiencies in the existing welding strength detection devices for welded parts during the detection process:

[0004] 1. For the existing welding strength detection devices for welded parts, after clamping and fixing the welded parts, manual methods are mostly used to apply pressure to the welded parts for strength detection, and the detection efficiency is relatively low.

[0005] 2. After the welded parts are welded into a whole, it is necessary to detect the firmness of the welded parts after welding. The existing strength detection devices cannot apply tearing force and a certain torque to the welded parts after welding respectively to achieve the purpose of detecting the welded parts in multiple ways, and the detection method is relatively single. Summary of the Utility Model

[0006] The utility model provides a welding strength detection device for welded parts, which solves the disadvantages that the detection process in the prior art mostly applies force manually and the detection method of the detection device is relatively single.

[0007] The utility model provides the following technical solutions:

[0008] A welding strength detection device for welded parts, including a bottom plate, and a pushing component for providing pushing power is arranged on the top of the bottom plate;

[0009] Two support plates are fixedly connected to the top of the bottom plate, a cross plate is fixedly connected to the top of the two support plates, a second cushion plate and a first cushion plate are slidably connected to the top of the cross plate, and a torsion detection component for performing torsion detection is arranged on the top of the second cushion plate.

[0010] In a possible design, the pushing component includes two columns fixedly connected to the top of the bottom plate. The tops of the two columns are fixedly connected to a cross plate. A cylinder is fixedly connected to the top of the bottom plate. A sliding cross plate is placed on the output shaft of the cylinder, and the sliding cross plate is slidably sleeved on the outer walls of the two columns. Two first connectors are fixedly connected to the top of the sliding cross plate. Connecting rods are rotatably connected inside the two first connectors. The other ends of the two connecting rods are rotatably connected to second connectors. A sliding block is fixedly connected to the top of the second connector. Two sliding grooves are provided in the cross plate, and the sliding block is slidably connected in the sliding groove. The two sliding blocks are respectively fixedly connected to the bottoms of the second cushion plate and the first cushion plate.

[0011] In a possible design, the torque detection component includes a rotating frame fixedly connected to the top of the second cushion plate. A rotating block is rotatably connected inside the rotating frame. A driving motor is fixedly connected to the top of the second cushion plate, and the output shaft of the driving motor is fixedly connected to the rotating block. A second clamping frame is fixedly connected to one side of the rotating block.

[0012] In a possible design, a first clamping frame is fixedly connected to the top of the first cushion plate. Second clamping blocks are fixedly connected to the mutually approaching sides of the first clamping frame and the second clamping frame. Lead screws threadedly penetrate through the first clamping frame and the second clamping frame, and the bottoms of the two lead screws are respectively rotatably connected to the inner walls of the bottoms of the first clamping frame and the second clamping frame. A first clamping block is threadedly sleeved on the outer wall of the lead screw, and the two first clamping blocks are respectively slidably connected to the first clamping frame and the second clamping frame.

[0013] In a possible design, a pointer is fixedly connected to one side of the rotating block, and a scale line is fixedly connected to one side of the rotating frame.

[0014] In a possible design, a pressure sensor is fixedly embedded in the sliding cross plate, and the pressure sensor touches the output shaft of the cylinder.

[0015] It should be understood that the above general description and the following detailed description are only exemplary and do not limit the present invention.

[0016] In the present invention, the telescopic movement of the output shaft of the cylinder drives the sliding cross plate to slide upward, driving the relevant components at the tops of the two sliding blocks to move synchronously to both sides, thereby facilitating the monitoring of the tensile force applied to the welded parts after welding.

[0017] In the present invention, the rotation of the rotating block in the rotating frame can drive the first clamping block and the second clamping block to rotate. The rotation of the rotating block can be driven by the driving motor, which can save a certain amount of manpower, and the torque borne by the welded part can be judged by the rotation angle of the pointer.

[0018] In the present utility model, the torque and tensile force generated during the detection of welded parts are respectively provided by a cylinder and a driving motor, saving a large amount of manpower. At the same time, the push of the cylinder can drive the relevant components above the two sliding blocks to move synchronously to both sides, which can well monitor the thrust exerted by the cylinder during the pushing process and make the obtained data more accurate. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 FIG. is a schematic cross-sectional view of a horizontal plate of a welding strength detection device for welded parts provided by an embodiment of the present utility model;

[0020] Figure 2 FIG. is a schematic cross-sectional structure view of a rotating frame of a welding strength detection device for welded parts provided by an embodiment of the present utility model;

[0021] Figure 3 FIG. is a schematic view of a second clamping frame of a welding strength detection device for welded parts provided by an embodiment of the present utility model.

[0022] REFERENCE SIGNS:

[0023] 1, bottom plate; 2, support plate; 3, column; 4, cylinder; 5, horizontal plate; 6, sliding horizontal plate; 7, first connection head; 8, connecting rod; 9, second connection head; 10, sliding block; 11, sliding groove; 12, first cushion plate; 13, rotating frame; 14, first clamping frame; 15, second cushion plate; 16, rotating block; 17, driving motor; 18, pointer; 19, scale line; 20, second clamping frame; 21, lead screw; 22, first clamping block; 23, second clamping block; 24, pressure sensor. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] The following describes the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model.

[0025] In the description of the embodiments of the present utility model, it should be noted that unless otherwise clearly defined and limited, the terms "connection" and "installation" should be understood in a broad sense. For example, "connection" can be a detachable connection or a non-detachable connection; it can be a direct connection or an indirect connection through an intermediate medium. In addition, "communication" can be a direct communication or an indirect communication through an intermediate medium. Among them, "fixing" means being connected to each other and the relative position relationship after connection remains unchanged. The orientation terms mentioned in the embodiments of the present utility model, such as "inside", "outside", "top", "bottom", etc., are only references to the direction of the accompanying drawings. Therefore, the orientation terms used are for better and clearer description and understanding of the embodiments of the present utility model, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the embodiments of the present utility model.

[0026] In the embodiments of the present utility model, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features.

[0027] In the embodiments of the present utility model, "and / or" merely describes the association relationship of associated objects and indicates that three relationships may exist. For example, A and / or B may represent: A exists alone, A and B exist simultaneously, and B exists alone. Additionally, the character " / " in this text generally represents an "or" relationship between the associated objects before and after.

[0028] Reference to "one embodiment" or "some embodiments" described in this specification means that specific features, structures, or characteristics described in connection with that embodiment are included in one or more embodiments of the present utility model. Thus, the statements "in one embodiment", "in some embodiments", "in other some embodiments", "in still other embodiments", etc., which appear at different places in this specification, do not necessarily refer to the same embodiment, but mean "one or more but not all embodiments", unless otherwise specifically emphasized in another way. The terms "comprise", "include", "have" and their variants all mean "including but not limited to", unless otherwise specifically emphasized in another way.

[0029] Embodiment 1

[0030] Refer to Figure 1 , a welding strength detection device for a welded part, including a bottom plate 1. A pushing assembly for providing pushing power is provided on the top of the bottom plate 1. Two support plates 2 are fixedly connected to the top of the bottom plate 1. A cross plate 5 is fixedly connected to the top of the two support plates 2. A second cushion plate 15 and a first cushion plate 12 are slidably connected to the top of the cross plate 5. A torsion detection assembly for performing torsion detection is provided on the top of the second cushion plate 15.

[0031] The pushing assembly on the top of the bottom plate 1 and the torsion detection assembly on the top of the second cushion plate 15 in the above technical solution can achieve the technical effects of applying tensile forces on both sides to the welded part after welding and applying a certain torsion to the welded part.

[0032] Refer to Figure 1, The pushing component includes two columns 3 fixedly connected to the top of the base plate 1. The tops of the two columns 3 are fixedly connected to the cross plate 5. A cylinder 4 is fixedly connected to the top of the base plate 1. The output shaft of the cylinder 4 is provided with a sliding cross plate 6, and the sliding cross plate 6 is slidably sleeved on the outer walls of the two columns 3. Two first connectors 7 are fixedly connected to the top of the sliding cross plate 6. Connecting rods 8 are rotatably connected inside the two first connectors 7. The other ends of the two connecting rods 8 are rotatably connected to second connectors 9. A sliding block 10 is fixedly connected to the top of the second connector 9. Two sliding grooves 11 are provided inside the cross plate 5, and the sliding block 10 is slidably connected inside the sliding groove 11. The two sliding blocks 10 are respectively fixedly connected to the bottoms of the second cushion plate 15 and the first cushion plate 12.

[0033] In the above technical solution, the output shaft of the cylinder 4 pushes the sliding cross plate 6 to slide on the two columns 3. At the same time, the output shaft of the cylinder 4 touches the pressure sensor 24, and the thrust formed on the sliding cross plate 6 is read through the pressure sensor 24. The cylinder 4 drives the two side first connectors 7 at the top to move upward. The connecting rod 8 rotates inside the first connector 7. The other end of the connecting rod 8 pushes the second connector 9 to form a thrust and rotates inside the second connector 9. The two second connectors 9 respectively drive the sliding blocks 10 to slide inside the sliding grooves 11. The two sliding blocks 10 respectively drive the first cushion plate 12 and the second cushion plate 15 to move, and the technical effect that the first cushion plate 12 and the second cushion plate 15 respectively drive the relevant components at the top to form a pulling force on both sides of the welded part can be achieved.

[0034] Refer to Figure 2 , The torque detection component includes a rotating frame 13 fixedly connected to the top of the second cushion plate 15. A rotating block 16 is rotatably connected inside the rotating frame 13. A driving motor 17 is fixedly connected to the top of the second cushion plate 15, and the output shaft of the driving motor 17 is fixedly connected to the rotating block 16. A second clamping frame 20 is fixedly connected to one side of the rotating block 16.

[0035] In the above technical solution, the output shaft of the driving motor 17 drives the rotating block 16 to rotate inside the rotating frame 13, and the technical effect that the output shaft of the driving motor 17 drives the rotation of the rotating block 16 to apply torque to the circular welded part can be achieved.

[0036] Embodiment 2

[0037] Refer to Figure 1 , A welding strength detection device for a welded part, including a base plate 1. A pushing component for pushing is provided on the top of the base plate 1. Two support plates 2 are fixedly connected to the top of the base plate 1. A cross plate 5 is fixedly connected to the tops of the two support plates 2. A second cushion plate 15 and a first cushion plate 12 are slidably connected to the top of the cross plate 5. A torque detection component for torque detection is provided on the top of the second cushion plate 15.

[0038] The pushing component at the top of the bottom plate 1 and the torque detection component at the top of the second backing plate 15 in the above technical solution can achieve the technical effects of applying tensile forces to both sides of the welded part after welding and applying a certain torque to the welded part.

[0039] Referring to Figure 1 , the pushing component includes two columns 3 fixedly connected to the top of the bottom plate 1. The tops of the two columns 3 are fixedly connected to a cross plate 5. A cylinder 4 is fixedly connected to the top of the bottom plate 1. The output shaft of the cylinder 4 is provided with a sliding cross plate 6, and the sliding cross plate 6 is slidably sleeved on the outer walls of the two columns 3. Two first connectors 7 are fixedly connected to the top of the sliding cross plate 6. Connecting rods 8 are rotatably connected inside the two first connectors 7. The other ends of the two connecting rods 8 are rotatably connected to second connectors 9. A sliding block 10 is fixedly connected to the top of the second connector 9. Two sliding grooves 11 are provided in the cross plate 5, and the sliding block 10 is slidably connected in the sliding grooves 11, and the two sliding blocks 10 are respectively fixedly connected to the bottoms of the second backing plate 15 and the first backing plate 12.

[0040] In the above technical solution, the output shaft of the cylinder 4 pushes the sliding cross plate 6 to slide on the two columns 3. At the same time, the output shaft of the cylinder 4 touches the pressure sensor 24, and the thrust formed on the sliding cross plate 6 is read through the pressure sensor 24. The cylinder 4 drives the two side first connectors 7 at the top to move upward. The connecting rod 8 rotates inside the first connector 7. The other end of the connecting rod 8 pushes the second connector 9 to form a thrust and rotates inside the second connector 9. The two second connectors 9 respectively drive the sliding blocks 10 to slide in the sliding grooves 11. The two sliding blocks 10 respectively drive the first backing plate 12 and the second backing plate 15 to move, and the technical effect of the first backing plate 12 and the second backing plate 15 respectively driving the related components at the top to form tensile forces on both sides of the welded part can be achieved.

[0041] Referring to Figure 2 , the torque detection component includes a rotating frame 13 fixedly connected to the top of the second backing plate 15. A rotating block 16 is rotatably connected inside the rotating frame 13. A driving motor 17 is fixedly connected to the top of the second backing plate 15, and the output shaft of the driving motor 17 is fixedly connected to the rotating block 16. A second clamping frame 20 is fixedly connected to one side of the rotating block 16.

[0042] In the above technical solution, the output shaft of the driving motor 17 drives the rotating block 16 to rotate inside the rotating frame 13, and the technical effect of applying torque to the circular welded part by driving the rotation of the rotating block 16 by the output shaft of the driving motor 17 can be achieved.

[0043] Referring to Figure 1 and referring to Figure 3, a first clamping plate 12 is fixedly connected to the top of the first clamping frame 14. On the sides of the first clamping frame 14 and the second clamping frame 20 close to each other, second clamping blocks 23 are fixedly connected. Threaded rods 21 penetrate through the first clamping frame 14 and the second clamping frame 20, and the bottoms of the two threaded rods 21 are respectively rotatably connected to the inner bottom walls of the first clamping frame 14 and the second clamping frame 20. A first clamping block 22 is sleeved on the outer wall of the threaded rod 21 in a threaded manner, and the two first clamping blocks 22 are respectively slidably connected to the first clamping frame 14 and the second clamping frame 20.

[0044] In the above technical solution, the gun-round welded part is placed on the two second clamping blocks 23, and the threaded rods 21 are respectively rotated. The two threaded rods 21 respectively drive the first clamping blocks 22 to move downward, and the technical effect of clamping the gun-round welded part can be achieved.

[0045] Refer to Figure 2 , a pointer 18 is fixedly connected to one side of the rotating block 16, and a torque scale line 19 for indicating the torque borne by the product is fixedly connected to one side of the rotating frame 13.

[0046] In the above technical solution, through the angle of rotation of the pointer 18 on one side of the scale line 19, the technical effect of the torque generated when applying torque to the gun-round welded part can be achieved.

[0047] Refer to Figure 1 , a pressure sensor 24 is fixedly embedded in the sliding cross plate 6, and the pressure sensor 24 touches the output shaft of the air cylinder 4.

[0048] In the above technical solution, the pressure sensor 24 touches the output shaft of the air cylinder 4, and the technical effect of facilitating the reading of the thrust formed by the pushing of the air cylinder 4 through the pressure sensor 24 can be achieved.

[0049] In the present utility model, the model of the pressure sensor 24 is the same as that of the pressure sensor in the utility model with the publication number CN207570914U.

[0050] However, as is well known to those skilled in the art, the working principles and wiring methods of the air cylinder 4 and the driving motor 17 are common knowledge, and they both belong to conventional means or well-known common sense, so they will not be elaborated here. Those skilled in the art can make any selection according to their needs or convenience.

[0051] The working principle and usage process of this technical solution are as follows: Place the gun-round welded part on the two second clamping blocks 23. Rotate the lead screws 21 respectively. The two lead screws 21 drive the first clamping blocks 22 to move downward respectively to clamp the gun-round welded part. Start the drive motor 17. The output shaft of the drive motor 17 drives the rotating block 16 to rotate within the rotating frame 13. During the rotation of the rotating block 16, one side pointer 18 is driven to rotate, and the second clamping frame 20 on the other side is driven to rotate. The second clamping frame 20 drives the welded part clamped by the first clamping block 22 and the second clamping block 23 to twist. The torque of the gun-round welded part is determined by the rotation angle of the pointer 18. When detecting the tensile force, extend the output shaft of the cylinder 4. The output shaft of the cylinder 4 pushes the sliding cross plate 6 to slide on the two columns 3. At the same time, the output shaft of the cylinder 4 touches the pressure sensor 24, and the thrust formed on the sliding cross plate 6 is read through the pressure sensor 24. The cylinder 4 drives the two side first connection heads 7 at the top to move upward. The connecting rod 8 rotates within the first connection head 7. The other end of the connecting rod 8 pushes the second connection head 9 to form a thrust and rotates within the second connection head 9. The two second connection heads 9 drive the sliding blocks 10 to slide within the sliding grooves 11 respectively. The two sliding blocks 10 drive the first cushion plate 12 and the second cushion plate 15 to move respectively. The first cushion plate 12 and the second cushion plate 15 drive the relevant components at the top to form a tensile force on both sides of the welded part. The above is only the specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model can easily think of changes or substitutions, which should all be covered within the protection scope of the present utility model; without conflict, the embodiments of the present utility model and the features in the embodiments can be combined with each other. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. A welding strength detection device for welded parts, characterized in that, It includes a bottom plate (1), and a pushing component for providing pushing power is arranged on the top of the bottom plate (1). Two support plates (2) are fixedly connected to the top of the bottom plate (1). A cross plate (5) is fixedly connected to the top of the two support plates (2). A second cushion plate (15) and a first cushion plate (12) are slidably connected to the top of the cross plate (5). A torsion detection component for performing torsion detection is arranged on the top of the second cushion plate (15).

2. The welding strength detection device for a welded part according to claim 1, characterized in that, The pushing component includes two columns (3) fixedly connected to the top of the bottom plate (1). The tops of the two columns (3) are fixedly connected to the cross plate (5). A cylinder (4) is fixedly connected to the top of the bottom plate (1). A sliding cross plate (6) is placed on the output shaft of the cylinder (4), and the sliding cross plate (6) is slidably sleeved on the outer walls of the two columns (3). Two first connection heads (7) are fixedly connected to the top of the sliding cross plate (6). A connecting rod (8) is rotatably connected in each of the two first connection heads (7). The other ends of the two connecting rods (8) are rotatably connected to a second connection head (9). A sliding block (10) is fixedly connected to the top of the second connection head (9). Two sliding grooves (11) are arranged in the cross plate (5), and the sliding block (10) is slidably connected in the sliding groove (11). The two sliding blocks (10) are respectively fixedly connected to the bottoms of the second cushion plate (15) and the first cushion plate (12).

3. The welding strength detection device for a welded part according to claim 1, characterized in that, The torsion detection component includes a rotating frame (13) fixedly connected to the top of the second cushion plate (15). A rotating block (16) is rotatably connected in the rotating frame (13). A driving motor (17) is fixedly connected to the top of the second cushion plate (15), and the output shaft of the driving motor (17) is fixedly connected to the rotating block (16). A second clamping frame (20) is fixedly connected to one side of the rotating block (16).

4. A welding strength detection device for a welded part according to any one of claims 1-3, characterized in that A first clamping frame (14) is fixedly connected to the top of the first cushion plate (12). Second clamping blocks (23) are fixedly connected to the mutually approaching sides of the first clamping frame (14) and the second clamping frame (20). A lead screw (21) is threadedly penetrated in each of the first clamping frame (14) and the second clamping frame (20), and the bottoms of the two lead screws (21) are respectively rotatably connected to the inner walls of the bottoms of the first clamping frame (14) and the second clamping frame (20). A first clamping block (22) is threadedly sleeved on the outer wall of the lead screw (21), and the two first clamping blocks (22) are respectively slidably connected to the first clamping frame (14) and the second clamping frame (20).

5. The welding strength detection device for a welded part according to claim 3, characterized in that, A pointer (18) is fixedly connected to one side of the rotating block (16). A scale line (19) is fixedly connected to one side of the rotating frame (13).

6. The welding strength detection device for a welded part according to claim 2, characterized in that, A pressure sensor (24) is fixedly embedded in the sliding cross plate (6), and the sensing surface of the pressure sensor (24) touches the output shaft of the cylinder (4).

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