Workpiece supporting device for automatic submerged arc welding equipment

Abstract

The utility model provides a workpiece supporting device for automatic submerged arc welding equipment, which relates to the technical field of submerged arc welding and comprises a bottom plate, a lifting mechanism is arranged at the top end of the bottom plate, a placing plate is mounted at the top end of the lifting mechanism, side plates are mounted on two sides of the top end of the placing plate, and fixing mechanisms are arranged on the inner sides of the side plates. The mounting cavity is formed in the middle position of the top end of the bottom plate, a hinge rod is hinged to the top end of the threaded sleeve, and the top end of the hinge rod is connected with the bottom end of the placement plate; the lifting mechanism is arranged at the top end of the bottom plate, a mounting cavity, a servo motor, a threaded rod, a threaded sleeve, a hinge rod, a positioning groove, a positioning block, a guide sleeve and a guide rod of the lifting mechanism are matched with one another, a placing plate can be driven to ascend and descend, then the height of a supported workpiece is adjusted, the workpiece machining efficiency is higher, and the machining precision is improved. And therefore, the practicability of the device in use is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of submerged arc welding, in particular to a workpiece supporting device for automatic submerged arc welding equipment. Background Art

[0002] With the development of economy and the continuous improvement of science and technology, submerged arc welding is increasingly used in mechanical processing. Submerged arc welding is a welding method in which the arc burns under the flux layer. It has the inherent advantages of stable welding quality, high welding productivity, no arc light and little smoke. When submerged arc welding is performed on the workpiece, the workpiece needs to be supported;

[0003] For example, application CN217965241U discloses a "workpiece support device for automatic submerged arc welding equipment", and specifically discloses: a support roller assembly, including a plurality of rollers arranged on the support seat along the circumferential direction of the workpiece and used to support the workpiece, a plurality of the rollers can be arranged to rotate tangentially to the outer surface of the workpiece in the circumferential direction, at least one roller is provided with a power to drive its rotation, thereby driving the workpiece to rotate in the circumferential direction. However, in the above technology, when supporting the workpiece, the height of the workpiece is fixed. Since it is inconvenient to adjust the height of the workpiece, the workpiece is less efficient during processing, thereby reducing the practicability of the device when in use. Therefore, the utility model proposes a workpiece support device for automatic submerged arc welding equipment to solve the above problems. Utility Model Content

[0004] In view of the above problems, the utility model proposes a workpiece supporting device for automatic submerged arc welding equipment, which solves the problem in the prior art that when supporting the workpiece, the height of the workpiece is fixed. Since it is inconvenient to adjust the height of the workpiece, the workpiece processing efficiency is low, thereby reducing the practicability of the device when in use.

[0005] To achieve the purpose of the utility model, the utility model is implemented by the following technical solutions: a workpiece support device for automatic submerged arc welding equipment, comprising a bottom plate, a lifting mechanism is arranged at the top of the bottom plate, a placement plate is installed at the top of the lifting mechanism, side plates are installed at both sides of the top of the placement plate, and a fixing mechanism is arranged on the inner side of the side plate;

[0006] The lifting mechanism includes an installation cavity, a servo motor, a screw, a screw sleeve, an articulated rod and a limiting structure. The installation cavity is installed at the middle position of the top of the base plate, a servo motor is installed on one side of the installation cavity, a screw is installed on the upper part of the installation cavity, the threads at both ends of the screw are in opposite directions, the output end of the servo motor is connected to one end of the screw, the outer side wall of the screw is symmetrically provided with screw sleeves, the top of the screw sleeve is hinged with an articulated rod, and the top of the articulated rod is connected to the bottom end of the placement plate.

[0007] Further improvement is that: the limiting structure includes a positioning groove, a positioning block, a guide sleeve and a guide rod, the positioning groove is opened at the lower part of the installation cavity, a positioning block is arranged inside the positioning groove, the top of the positioning block is connected to the bottom end of the screw sleeve, a guide sleeve is installed at the top of the base plate, a guide rod is arranged inside the guide sleeve, and the top of the guide rod is connected to the bottom end of the placement plate.

[0008] A further improvement is that the inner diameter of the positioning groove is larger than the outer diameter of the positioning block, and a sliding structure is formed between the positioning groove and the positioning block.

[0009] A further improvement is that four guide sleeves are arranged on the top of the bottom plate, and the four guide sleeves are symmetrically distributed above the bottom plate.

[0010] Further improvements are: the fixing mechanism includes a mounting frame, a first threaded groove, a first threaded rod, a pressure plate, a first rotating wheel, a limiting rod, a limiting sleeve and an adjustment assembly, the mounting frame is mounted on the inner side of the side plate, a first threaded groove is penetrated through the top of the mounting frame, a first threaded rod is penetrated through the inside of the first threaded groove, a pressure plate is rotatably mounted on the bottom end of the first threaded rod, a first rotating wheel is mounted on the top end of the first threaded rod, the limiting rod is mounted on the inner side of the mounting frame, a limiting sleeve is arranged on the outer side wall of the limiting rod, and one side of the limiting sleeve is connected to the top of the pressure plate.

[0011] Further improvements are: the adjustment assembly includes a second threaded groove, a second threaded rod, a second rotating wheel, a limit groove and a limit block, the second threaded groove is penetrated through the interior of the side plate, the second threaded groove is penetrated through the interior of the second threaded groove, one end of the second threaded rod is rotatably connected to one side of the mounting frame, the other end of the second threaded rod is equipped with a second rotating wheel, the limit groove is opened inside the placing plate, the limit block is arranged inside the limit groove, and the top of the limit block is connected to the bottom end of the mounting frame.

[0012] The beneficial effects of the utility model are as follows: a lifting mechanism is provided on the top of the bottom plate, and the installation cavity, servo motor, screw rod, screw sleeve, hinge rod, positioning groove, positioning block, guide sleeve and guide rod of the lifting mechanism are used to drive the placement plate to be lifted and lowered, and then the height of the supported workpiece is adjusted, so that the workpiece is more efficient during submerged arc welding, and it is prevented that the workpiece is difficult to be submerged arc welded due to the low height of the workpiece, thereby greatly improving the practicality of the device when in use; a fixing mechanism is provided on the inner side of the side plate, and the installation frame, the first threaded groove, the first threaded rod, the pressure plate, the first rotating wheel, the limiting rod, the limiting sleeve, the second threaded groove, the second threaded rod, the second rotating wheel, the limiting groove and the limiting block of the fixing mechanism are used to drive the pressure plate to move, and the workpiece is fixed by the pressure plate, so that the workpiece is more stable and not easy to shake during welding, so that the submerged arc welding effect of the workpiece is better, thereby greatly improving the comprehensiveness of the device when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the front cross-sectional structure of the lifting mechanism of the utility model;

[0015] Figure 3 For the utility model Figure 2 A schematic diagram of the partially enlarged structure at center A;

[0016] Figure 4 For the utility model Figure 2 Schematic diagram of the local enlarged structure at point B in the middle.

[0017] Wherein: 1. bottom plate; 2. placement plate; 3. side plate; 4. mounting frame; 5. first thread groove; 6. first thread rod; 7. pressure plate; 8. first rotating wheel; 9. limiting rod; 10. limiting sleeve; 11. second thread groove; 12. second thread rod; 13. second rotating wheel; 14. limiting groove; 15. limiting block; 16. mounting cavity; 17. servo motor; 18. screw rod; 19. screw sleeve; 20. hinged rod; 21. positioning groove; 22. positioning block; 23. guide sleeve; 24. guide rod. DETAILED DESCRIPTION

[0018] In order to deepen the understanding of the present invention, the present invention will be further described in detail below in conjunction with an embodiment. The embodiment is only used to explain the present invention and does not constitute a limitation on the protection scope of the present invention.

[0019] according to Figure 1 , 2As shown in Figures 3 and 4, this embodiment proposes a workpiece supporting device for automatic submerged arc welding equipment, including a base plate 1, a lifting mechanism is arranged at the top of the base plate 1, a placing plate 2 is installed at the top of the lifting mechanism, side plates 3 are installed on both sides of the top of the placing plate 2, and a fixing mechanism is arranged on the inner side of the side plate 3.

[0020] The lifting mechanism includes an installation cavity 16, a servo motor 17, a screw 18, a screw sleeve 19, an articulated rod 20 and a limiting structure. The installation cavity 16 is installed at the middle position of the top of the base plate 1. The servo motor 17 is installed on one side of the installation cavity 16. The screw 18 is installed on the top of the installation cavity 16. The screws at both ends of the screw 18 are in opposite directions. The output end of the servo motor 17 is connected to one end of the screw 18. The outer side wall of the screw 18 is symmetrically provided with a screw sleeve 19. The top of the screw sleeve 19 is hinged with an articulated rod 20. The top of the articulated rod 20 It is connected to the bottom end of the placement plate 2. When in use, the servo motor 17 is started to drive the screw 18 to rotate. Since the thread directions at both ends of the screw 18 are opposite, the two screw sleeves 19 are driven to move in opposite directions under the limitation of the positioning groove 21 and the positioning block 22, and then the hinged rod 20 is driven to move. Therefore, under the guidance of the guide sleeve 23 and the guide rod 24, the placement plate 2 is extended by the hinged rod 20, and then the placement plate 2 and the workpiece are adjusted to an appropriate height, so that the welding efficiency of the workpiece is higher, thereby greatly improving the practicality of the device when in use.

[0021] The limiting structure includes a positioning groove 21, a positioning block 22, a guide sleeve 23 and a guide rod 24. The positioning groove 21 is opened at the lower part of the installation cavity 16. The positioning block 22 is arranged inside the positioning groove 21. The top end of the positioning block 22 is connected to the bottom end of the screw sleeve 19. The top end of the bottom plate 1 is installed with a guide sleeve 23. The guide sleeve 23 is arranged inside the guide rod 24. The top end of the guide rod 24 is connected to the bottom end of the placement plate 2. The inner diameter of the positioning groove 21 is greater than the outer diameter of the positioning block 22. A sliding structure is formed between the positioning groove 21 and the positioning block 22. Four guide sleeves 23 are arranged on the top of the bottom plate 1. The four guide sleeves 23 are symmetrically distributed above the bottom plate 1. When in use, the positioning groove 21 and the positioning block 22 cooperate with each other to limit the screw sleeve 19 when it moves, so that the screw sleeve 19 is more stable when it moves. The guide sleeve 23 and the guide rod 24 cooperate with each other to guide the placement plate 2 when it moves, so that the placement plate 2 is more stable when it moves.

[0022] The fixing mechanism includes a mounting frame 4, a first thread groove 5, a first threaded rod 6, a pressure plate 7, a first rotating wheel 8, a limiting rod 9, a limiting sleeve 10 and an adjusting component. The mounting frame 4 is installed on the inner side of the side plate 3. The first thread groove 5 is penetrated on the top of the mounting frame 4. The first threaded rod 6 is penetrated inside the first thread groove 5. The bottom end of the first threaded rod 6 is rotatably installed with a pressure plate 7. The top end of the first threaded rod 6 is installed with a first rotating wheel 8. The limiting rod 9 is installed on the inner side of the mounting frame 4. The outer side of the limiting rod 9 A limiting sleeve 10 is provided on the wall, one side of the limiting sleeve 10 is connected to the top of the pressure plate 7, the adjusting assembly includes a second thread groove 11, a second threaded rod 12, a second rotating wheel 13, a limiting groove 14 and a limiting block 15, the second thread groove 11 is penetrated and arranged inside the side plate 3, the second threaded rod 12 is penetrated and arranged inside the second thread groove 11, one end of the second threaded rod 12 is rotatably connected to one side of the mounting frame 4, the other end of the second threaded rod 12 is installed with a second rotating wheel 13, the limiting groove 14 is opened on the placing plate 2, a limiting block 15 is arranged inside the limiting groove 14, and the top of the limiting block 15 is connected to the bottom end of the mounting bracket 4. When in use, the workpiece is placed on the top of the placing plate 2, and then the second rotating wheel 13 is rotated to drive the second threaded rod 12 to rotate. Since the second threaded groove 11 and the second threaded rod 12 are threadedly connected, the second threaded rod 12 is moved inside the second threaded groove 11, and then under the limitation of the limiting groove 14 and the limiting block 15, the mounting bracket 4 is driven to move by the second threaded rod 12, so as to press The plate 7 moves to the top of the workpiece, and then the first rotating wheel 8 is rotated to drive the first threaded rod 6 to rotate. Since the first thread groove 5 and the first threaded rod 6 are threadedly connected, the first threaded rod 6 moves inside the first thread groove 5, and then under the limitation of the limiting rod 9 and the limiting sleeve 10, the first threaded rod 6 is used to drive the pressure plate 7 to move. The pressure plate 7 is used to fix the workpiece, making the workpiece more stable during welding and not easy to shake, thereby making the welding effect of the workpiece better, thereby greatly improving the comprehensiveness of the device when used.

[0023] Working principle: the staff first places the workpiece on the top of the placement plate 2, and then rotates the second rotating wheel 13 to drive the second threaded rod 12 to rotate. Since the second threaded groove 11 and the second threaded rod 12 are threadedly connected, the second threaded rod 12 moves inside the second threaded groove 11, and then under the limitation of the limiting groove 14 and the limiting block 15, the second threaded rod 12 drives the mounting frame 4 to move, and then moves the pressing plate 7 to the top of the workpiece, and then rotates the first rotating wheel 8 to drive the first threaded rod 6 to rotate. Since the first threaded groove 5 and the first threaded rod 6 are threadedly connected, the first threaded rod 6 moves inside the first threaded groove 5. Then, under the limitation of the limiting rod 9 and the limiting sleeve 10, the first threaded rod 6 is used to drive the pressure plate 7 to move, and the pressure plate 7 is used to fix the workpiece to make the workpiece more stable during welding, and then the servo motor 17 is started to drive the screw 18 to rotate. Since the threads at both ends of the screw 18 are in opposite directions, under the limitation of the positioning groove 21 and the positioning block 22, the screw 18 is used to drive the two threaded sleeves 19 to move in opposite directions, and then drive the hinged rod 20 to move. Therefore, under the guidance of the guide sleeve 23 and the guide rod 24, the hinged rod 20 is used to drive the placement plate 2 to extend, and then the placement plate 2 and the workpiece are adjusted to an appropriate height, so that the welding efficiency of the workpiece is higher.

[0024] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A workpiece support device for automatic submerged arc welding equipment, comprising a base plate (1), Features: A lifting mechanism is provided at the top of the bottom plate (1), a placement plate (2) is installed at the top of the lifting mechanism, side plates (3) are installed on both sides of the top of the placement plate (2), and a fixing mechanism is provided on the inner side of the side plates (3); The lifting mechanism comprises an installation cavity (16), a servo motor (17), a screw (18), a screw sleeve (19), a hinged rod (20) and a limiting structure. The installation cavity (16) is installed at the middle position of the top of the base plate (1). The servo motor (17) is installed on one side of the installation cavity (16). The screw (18) is installed on the upper part of the installation cavity (16). The screw threads at both ends of the screw (18) are in opposite directions. The output end of the servo motor (17) is connected to one end of the screw (18). The outer wall of the screw (18) is symmetrically provided with screw sleeves (19). The top end of the screw sleeve (19) is hinged with a hinged rod (20). The top end of the hinged rod (20) is connected to the bottom end of the placement plate (2).

2. A workpiece support device for automatic submerged arc welding equipment according to claim 1, Features: The limiting structure comprises a positioning groove (21), a positioning block (22), a guide sleeve (23) and a guide rod (24); the positioning groove (21) is opened at the lower part of the installation cavity (16); a positioning block (22) is arranged inside the positioning groove (21); the top end of the positioning block (22) is connected to the bottom end of the screw sleeve (19); the top end of the base plate (1) is installed with a guide sleeve (23); the guide sleeve (23) is arranged inside the guide rod (24); the top end of the guide rod (24) is connected to the bottom end of the placement plate (2).

3. A workpiece support device for automatic submerged arc welding equipment according to claim 2, Features: The inner diameter of the positioning groove (21) is greater than the outer diameter of the positioning block (22), and a sliding structure is formed between the positioning groove (21) and the positioning block (22).

4. A workpiece support device for automatic submerged arc welding equipment according to claim 3, Features: Four guide sleeves (23) are arranged on the top of the bottom plate (1), and the four guide sleeves (23) are symmetrically distributed above the bottom plate (1).

5. A workpiece support device for automatic submerged arc welding equipment according to claim 1, Features: The fixing mechanism comprises a mounting frame (4), a first threaded groove (5), a first threaded rod (6), a pressure plate (7), a first rotating wheel (8), a limiting rod (9), a limiting sleeve (10) and an adjusting component. The mounting frame (4) is mounted on the inner side of the side plate (3). The top of the mounting frame (4) is provided with a first threaded groove (5), the interior of the first threaded groove (5) is provided with a first threaded rod (6), the bottom end of the first threaded rod (6) is rotatably provided with a pressure plate (7), the top end of the first threaded rod (6) is provided with a first rotating wheel (8), the limiting rod (9) is mounted on the inner side of the mounting frame (4), the outer side wall of the limiting rod (9) is provided with a limiting sleeve (10), and one side of the limiting sleeve (10) is connected to the top of the pressure plate (7).

6. A workpiece support device for automatic submerged arc welding equipment according to claim 5, Features: The adjustment assembly comprises a second thread groove (11), a second threaded rod (12), a second rotating wheel (13), a limiting groove (14) and a limiting block (15); the second thread groove (11) is arranged to penetrate the inside of the side plate (3); the second threaded rod (12) is arranged to penetrate the inside of the second thread groove (11); one end of the second threaded rod (12) is rotatably connected to one side of the mounting frame (4); the other end of the second threaded rod (12) is mounted with the second rotating wheel (13); the limiting groove (14) is opened inside the placement plate (2); the limiting block (15) is arranged inside the limiting groove (14); the top end of the limiting block (15) is connected to the bottom end of the mounting frame (4).

Images