Special elbow coping frame convenient for angle adjustment

Abstract

The utility model belongs to the technical field of special elbow grinding frames, and particularly relates to a special elbow grinding frame convenient for angle adjustment, which comprises a fixing frame, a turntable is rotatably mounted at the top of the fixing frame, and a fixing plate is fixedly mounted at the top of the turntable. A first motor can be controlled to drive a first lead screw to rotate, so that the first lead screw can drive sliding blocks on the two sides to conduct stress motion after rotating, the sliding blocks can drive a mounting plate to turn over through connecting blocks after being stressed, and the mounting plate can be assisted through a rotating shaft and an auxiliary connecting rod in the turning-over process; and the auxiliary connecting rods can provide support for the mounting plate, so that the mounting plate is relatively stable in the overturning process.

Description

Technical Field

[0001] The utility model relates to the technical field of a special frame for elbow grinding, in particular to a special frame for elbow grinding which is convenient for adjusting the angle. Background Art

[0002] In the production of large-diameter elbows, the welded elbow ports need to be cut and grooved. The processing quality of the grooves directly affects the quality and production efficiency of the elbow-pipe connection welding. The conventional elbow port groove processing is divided into two steps: the first step is to use a cutting torch to perform the first rough cutting of the two ends of the elbow; the second step is that the operator uses a manual grinding wheel to grind the two ends of the elbow after rough cutting. During the elbow grinding process, a special elbow grinding frame that is easy to adjust the angle is required to fix the elbow;

[0003] Announcement No. CN202701773U discloses a special rack for elbow grinding that is convenient for adjusting the angle, including a gantry-shaped bracket, a liftable crossbeam is installed on the gantry-shaped bracket, a cutting torch mechanism and a grinding mechanism that can be displaced along the liftable crossbeam are connected to the liftable crossbeam, an electric rotating platform is arranged below the liftable crossbeam, and a pipe fitting is fixed on the electric rotating platform;

[0004] When it is in use, after the elbow is clamped and fixed, it can only be rotated by the turntable below to drive the mounting frame, so that the adjustment range of the elbow after clamping is small, and the staff needs to disassemble the elbow many times and reposition and install it, which makes the workload time-consuming and labor-intensive, and the work efficiency is low. Therefore, we propose a special elbow grinding frame that is easy to adjust the angle. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and provides a special rack for elbow grinding which is convenient for adjusting the angle.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A special frame for elbow grinding that is easy to adjust the angle comprises a fixed frame, a turntable is rotatably installed on the top of the fixed frame, a fixed plate is fixedly installed on the top of the turntable, and a sliding frame is fixedly installed on the top of the fixed plate; an adjustment component, the adjustment component is installed on the fixed plate and the sliding frame; and a clamping component, the clamping component is installed on the fixed frame, the turntable and the adjustment component.

[0008] Preferably, the adjusting assembly includes a fixed block, a first motor, a first screw rod, a fixed rod, a sliding block, a connecting block, a mounting plate, a rotating frame, a rotating shaft and an auxiliary connecting rod, the fixed block is fixedly mounted on the top of the fixed plate, the first motor is fixedly mounted on the output end of the fixed block, the first screw rod is fixedly mounted on the output end of the first motor, the first screw rod is rotatably mounted between the inner sides of the sliding frame, the fixed rod is fixedly mounted between the inner sides of the sliding frame and is located in front of the first screw rod, the sliding block is arranged on the outer sides of the first screw rod and the fixed rod, the connecting block is fixedly mounted on the top of the sliding block, the mounting plate is rotatably mounted on the outer side of the connecting block, the rotating frame is fixedly mounted on the top of the fixed plate, the rotating shaft is rotatably mounted between the inner sides of the rotating frame, the auxiliary connecting rod is fixedly mounted on the front and rear sides of the outer side of the rotating shaft, and the other end of the auxiliary connecting rod is rotatably mounted on the front and rear sides of the mounting plate.

[0009] By adopting the above technical solution, after the bent pipe is clamped, the first motor can be controlled to drive the first screw rod to rotate, so that the first screw rod can drive the sliding blocks on both sides to move under force after rotation, so that the sliding blocks can drive the mounting plate to flip position through the connecting blocks after being forced, and the mounting plate can be assisted by the rotating shaft and the auxiliary connecting rod during the flipping process, so that the auxiliary connecting rod can provide support for the mounting plate, making the mounting plate more stable during the flipping process.

[0010] Preferably, the clamping assembly includes a fixed sleeve, a second motor, a fixed disk, a third motor, a second screw rod, a clamping block, a fourth motor, a drive shaft and a gear, the fixed sleeve is fixedly installed between the inner sides of the mounting plate, the second motor is fixedly installed on the bottom inner wall of the fixed sleeve, the fixed disk is fixedly installed on the output end of the second motor, the fixed disk is rotatably installed between the inner sides of the fixed sleeve, the third motor is fixedly installed between the inner sides of the fixed disk, the second screw rod is fixedly installed on the output end of the third motor, and the clamping block is threadedly installed on the outside of the second screw rod.

[0011] By adopting the above technical solution, the bent pipe is placed above the fixed plate and in the middle of the clamping block, and the third motor is controlled to drive the second screw rod to rotate, so that the second screw rod can drive the clamping blocks on both sides to slide towards each other after rotation, so that the clamping blocks clamp the bent pipe, and the second motor can be controlled to drive the fixed plate to rotate, and the fourth motor can be controlled to drive the gear to rotate through the drive shaft, so that the gear drives the turntable to rotate, and the turntable can drive the fixed plate and the upper mounting plate to move after rotation, so that the device can adjust the grinding position at multiple angles.

[0012] Preferably, a through slot is provided at the connection between the auxiliary connecting rod and the mounting plate, and a fixing pin is provided inside the through slot.

[0013] By adopting the above technical solution, the through groove facilitates the installation of the fixing pin, so that the connection between the auxiliary connecting rod and the mounting plate is more stable, and the auxiliary connecting rod is more stable during the rotation process.

[0014] Preferably, a threaded hole and a sliding groove are provided on one side of the sliding block, the first screw rod is engaged with the threaded hole, and the outer diameter of the fixing rod is the same as the inner diameter of the sliding groove.

[0015] By adopting the above technical solution, the first screw rod can drive the sliding block to slide under force through thread cooperation after rotation, and the fixed rod is convenient for limiting the sliding block, so that the sliding block is not likely to follow the first screw rod to rotate after being subjected to force.

[0016] Preferably, the clamping block is in an arc shape, and a protective cushion is provided on one side of the clamping block.

[0017] By adopting the above technical solution, the arc-shaped contact surface is larger, so that the clamping effect is better, and the protective cushion increases the friction force, so that the bent pipe is not easy to fall during the clamping process.

[0018] Preferably, a tooth groove is formed around the outer side of the turntable, and the gear is meshed with adjacent tooth grooves.

[0019] By adopting the above technical solution, the tooth groove makes it easy for the gear to drive the turntable to rotate after rotating, so that the turntable can drive the upper device to rotate.

[0020] Preferably, the sliding frame and the top of the fixed plate are provided with limited sliding grooves, and the sliding block and the clamping block are slidably installed between the inner sides of the limited sliding grooves.

[0021] By adopting the above technical solution, the limiting slide groove makes it easy for the sliding block and the clamping block to slide only on the inner side thereof after being subjected to force, so that the sliding block is relatively stable during the sliding process.

[0022] Compared with the prior art, the beneficial effects of the utility model are:

[0023] (1) The utility model is a special rack for elbow grinding that is easy to adjust the angle. Through the setting of the adjustment component, after the elbow is clamped, the first motor can be controlled to drive the first screw rod to rotate, so that the first screw rod can drive the sliding blocks on both sides to move under force after rotation, so that the sliding blocks can drive the mounting plate to flip position through the connecting block after being forced. During the flipping process, the mounting plate can be assisted by the rotating shaft and the auxiliary connecting rod, so that the auxiliary connecting rod can provide support for the mounting plate, so that the mounting plate is more stable during the flipping process;

[0024] (2) The utility model provides a special rack for elbow grinding that is easy to adjust the angle. Through the setting of the clamping assembly, the elbow is placed above the fixed plate and in the middle of the clamping block. The third motor is controlled to drive the second screw to rotate, so that the second screw can drive the clamping blocks on both sides to slide towards each other after the rotation, so that the clamping blocks clamp the elbow. The second motor can be controlled to drive the fixed plate to rotate, and the fourth motor can be controlled to drive the gear to rotate through the driving shaft, so that the gear drives the turntable to rotate, and the turntable can drive the fixed plate and the upper mounting plate to move after the rotation, so that the device can adjust the grinding position at multiple angles. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a three-dimensional structural schematic diagram of a special frame for elbow grinding that is convenient for adjusting the angle, proposed by the utility model;

[0026] Figure 2 This is a partial three-dimensional structural schematic diagram of a special frame for elbow grinding that is easy to adjust the angle proposed by the utility model;

[0027] Figure 3 This is a partial three-dimensional structural schematic diagram of a special frame for elbow grinding that is easy to adjust the angle proposed by the utility model;

[0028] Figure 4 The utility model is a partial three-dimensional structural schematic diagram of a special frame for elbow grinding which is convenient for adjusting the angle.

[0029] In the figure: 1, fixed frame; 2, turntable; 3, fixed plate; 4, sliding frame; 5, fixed block; 6, first motor; 7, first screw rod; 8, fixed rod; 9, sliding block; 10, connecting block; 11, mounting plate; 12, rotating frame; 13, rotating shaft; 14, auxiliary connecting rod; 15, fixed sleeve; 16, second motor; 17, fixed plate; 18, third motor; 19, second screw rod; 20, clamping block; 21, fourth motor; 22, driving shaft; 23, gear. DETAILED DESCRIPTION

[0030] Example

[0031] refer to Figure 1-4 A special rack for elbow grinding that is easy to adjust the angle includes a fixed frame 1, a turntable 2 is rotatably installed on the top of the fixed frame 1, a fixed plate 3 is fixedly installed on the top of the turntable 2, and a sliding frame 4 is fixedly installed on the top of the fixed plate 3; an adjusting component, the adjusting component is installed on the fixed plate 3 and the sliding frame 4; a clamping component, the clamping component is installed on the fixed frame 1, the turntable 2 and the adjusting component.

[0032] In this embodiment, the adjustment component includes a fixed block 5, a first motor 6, a first screw rod 7, a fixed rod 8, a sliding block 9, a connecting block 10, a mounting plate 11, a rotating frame 12, a rotating shaft 13 and an auxiliary connecting rod 14. The fixed block 5 is fixedly mounted on the top of the fixed plate 3, the first motor 6 is fixedly mounted on the output end of the fixed block 5, the first screw rod 7 is fixedly mounted on the output end of the first motor 6, the first screw rod 7 is rotatably mounted between the inner sides of the sliding frame 4, the fixed rod 8 is fixedly mounted between the inner sides of the sliding frame 4 and is located in front of the first screw rod 7, the sliding block 9 is arranged on the outside of the first screw rod 7 and the fixed rod 8, the connecting block 10 is fixedly mounted on the top of the sliding block 9, the mounting plate 11 is rotatably mounted on the outside of the connecting block 10, and the rotating frame 12 It is fixedly installed on the top of the fixed plate 3, the rotating shaft 13 is rotatably installed between the inner sides of the rotating frame 12, the auxiliary connecting rod 14 is fixedly installed on the front and rear sides of the outer side of the rotating shaft 13, and the other end of the auxiliary connecting rod 14 is rotatably installed on the front and rear sides of the mounting plate 11. It should be noted that after the bending pipe is clamped, the first motor 6 can be controlled to drive the first screw rod 7 to rotate, so that the first screw rod 7 can drive the sliding blocks 9 on both sides to move under force after rotation, so that the sliding blocks 9 can drive the mounting plate 11 to flip position through the connecting block 10 after being forced. The mounting plate 11 can be assisted by the rotating shaft 13 and the auxiliary connecting rod 14 during the flipping process, so that the auxiliary connecting rod 14 can provide support for the mounting plate 11, so that the mounting plate 11 is more stable during the flipping process.

[0033] In this embodiment, the clamping assembly includes a fixed sleeve 15, a second motor 16, a fixed disk 17, a third motor 18, a second screw rod 19, a clamping block 20, a fourth motor 21, a drive shaft 22 and a gear 23. The fixed sleeve 15 is fixedly mounted between the inner sides of the mounting plate 11, the second motor 16 is fixedly mounted on the bottom inner wall of the fixed sleeve 15, the fixed disk 17 is fixedly mounted on the output end of the second motor 16, the fixed disk 17 is rotatably mounted between the inner sides of the fixed sleeve 15, the third motor 18 is fixedly mounted between the inner sides of the fixed disk 17, the second screw rod 19 is fixedly mounted on the output end of the third motor 18, and the clamping block 20 is threadedly mounted on the second screw rod. On the outside of the rod 19, it should be noted that the bent pipe is placed above the fixed disk 17 and in the middle of the clamping block 20, and the third motor 18 is controlled to drive the second screw 19 to rotate, so that the second screw 19 can drive the clamping blocks 20 on both sides to slide towards each other after rotation, so that the clamping blocks 20 clamp the bent pipe, and the second motor 16 can be controlled to drive the fixed disk 17 to rotate, and the fourth motor 21 can be controlled to drive the gear 23 to rotate through the drive shaft 22, so that the gear 23 drives the turntable 2 to rotate, so that the turntable 2 can drive the fixed plate 3 and the upper mounting plate 11 to move after rotation, so that the device can adjust the grinding position at multiple angles.

[0034] In this embodiment, a through groove is provided at the connection between the auxiliary connecting rod 14 and the mounting plate 11, and a fixing pin is provided on the inner side of the through groove. It should be noted that the through groove facilitates the installation of the fixing pin, so that the connection between the auxiliary connecting rod 14 and the mounting plate 11 is more stable, and the auxiliary connecting rod 14 is more stable during rotation.

[0035] In this embodiment, a threaded hole and a slide groove are opened on one side of the sliding block 9, the first screw rod 7 is engaged with the threaded hole, and the outer diameter of the fixed rod 8 is the same as the inner diameter of the slide groove. It should be noted that after the first screw rod 7 is rotated, it can drive the sliding block 9 to move under force through the threaded hole, and the direction of the threaded hole and the rotation direction of the first screw rod 7 can control the moving direction of the sliding block 9.

[0036] In this embodiment, the clamping block 20 is arc-shaped, and a protective pad is provided on one side of the clamping block 20. It should be noted that the arc-shaped clamping block 20 facilitates a larger contact area with the bent pipe, and the protective pad makes the bent pipe more stable and not easy to fall after clamping.

[0037] In this embodiment, a tooth groove is opened around the outer side of the turntable 2, and the gear 23 is meshed with the adjacent tooth groove. It should be noted that the tooth groove makes it easy for the gear 23 to drive the turntable 2 to rotate after rotation, so that the rotation angle of the turntable 2 can be adjusted, and the angle adjustment of the bend pipe is more precise.

[0038] In this embodiment, a limiting slide groove is opened on the top of the sliding frame 4 and the fixed plate 17, and the sliding block 9 and the clamping block 20 are slidably installed between the inner sides of the limiting slide groove. It should be noted that the limiting slide groove makes it convenient for the sliding block 9 and the clamping block 20 to slide only on the inner side thereof after being subjected to force, so that they are relatively stable during the sliding process and are not easy to detach from the inside of the limiting slide groove.

[0039] The specific operation is that after the bending pipe is clamped, the first motor 6 can be controlled to drive the first screw rod 7 to rotate, so that the first screw rod 7 can drive the sliding blocks 9 on both sides to move under force after rotation, so that the sliding blocks 9 can drive the mounting plate 11 to flip position through the connecting block 10 after being forced, and the mounting plate 11 can be assisted by the rotating shaft 13 and the auxiliary connecting rod 14 during the flipping process, so that the auxiliary connecting rod 14 can provide support for the mounting plate 11, so that the mounting plate 11 is more stable during the flipping process; the bending pipe is placed above the fixing plate 17 and on the clamping block 20, the third motor 18 is controlled to drive the second screw rod 19 to rotate, so that the second screw rod 19 can drive the clamping blocks 20 on both sides to slide towards each other after rotation, so that the clamping blocks 20 clamp the bent pipe, the second motor 16 can be controlled to drive the fixed plate 17 to rotate, and the fourth motor 21 can be controlled to drive the gear 23 to rotate through the driving shaft 22, so that the gear 23 drives the turntable 2 to rotate, and the turntable 2 can drive the fixed plate 3 and the upper mounting plate 11 to move after rotation, so that the device can adjust the grinding position at multiple angles.

[0040] The above is a detailed introduction to a special elbow grinding frame that is easy to adjust the angle provided by the utility model. This article uses specific embodiments to explain the principle and implementation method of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A special rack for elbow grinding that is easy to adjust the angle, characterized in that: include: A fixed frame (1), a turntable (2) is rotatably mounted on the top of the fixed frame (1), a fixed plate (3) is fixedly mounted on the top of the turntable (2), and a sliding frame (4) is fixedly mounted on the top of the fixed plate (3); An adjustment component, the adjustment component being mounted on the fixed plate (3) and the sliding frame (4); A clamping assembly is installed on a fixing frame (1), a rotating disk (2) and an adjusting assembly.

2. The special elbow grinding frame for easy angle adjustment according to claim 1, characterized in that: The adjustment assembly comprises a fixed block (5), a first motor (6), a first screw rod (7), a fixed rod (8), a sliding block (9), a connecting block (10), a mounting plate (11), a rotating frame (12), a rotating shaft (13) and an auxiliary connecting rod (14), wherein the fixed block (5) is fixedly mounted on the top of the fixed plate (3), the first motor (6) is fixedly mounted on the output end of the fixed block (5), the first screw rod (7) is fixedly mounted on the output end of the first motor (6), the first screw rod (7) is rotatably mounted between the inner sides of the sliding frame (4), and the fixed rod (8) is fixedly mounted on the inner side of the sliding frame (4). The sliding block (9) is arranged on the outside of the first screw rod (7) and the fixed rod (8), the connecting block (10) is fixedly mounted on the top of the sliding block (9), the mounting plate (11) is rotatably mounted on the outside of the connecting block (10), the rotating frame (12) is fixedly mounted on the top of the fixed plate (3), the rotating shaft (13) is rotatably mounted between the inner sides of the rotating frame (12), the auxiliary connecting rod (14) is fixedly mounted on the front and rear sides of the outer side of the rotating shaft (13), and the other end of the auxiliary connecting rod (14) is rotatably mounted on the front and rear sides of the mounting plate (11).

3. The special elbow grinding frame for easy angle adjustment according to claim 1, characterized in that: The clamping assembly comprises a fixed sleeve (15), a second motor (16), a fixed disk (17), a third motor (18), a second screw rod (19), a clamping block (20), a fourth motor (21), a drive shaft (22) and a gear (23); the fixed sleeve (15) is fixedly mounted between the inner sides of the mounting plate (11); the second motor (16) is fixedly mounted on the bottom inner wall of the fixed sleeve (15); the fixed disk (17) is fixedly mounted on the output end of the second motor (16); the fixed disk (17) is rotatably mounted between the inner sides of the fixed sleeve (15); the third motor (18) is fixedly mounted between the inner sides of the fixed disk (17); the second screw rod (19) is fixedly mounted on the output end of the third motor (18); and the clamping block (20) is threadedly mounted on the outer side of the second screw rod (19).

4. The special rack for elbow grinding that is convenient for adjusting the angle according to claim 2 is characterized in that: A through slot is provided at the connection between the auxiliary connecting rod (14) and the mounting plate (11), and a fixing pin is provided inside the through slot.

5. The special elbow grinding frame for easy angle adjustment according to claim 2, characterized in that: A threaded hole and a sliding groove are provided on one side of the sliding block (9), the first screw rod (7) is meshed with the threaded hole, and the outer diameter of the fixing rod (8) is the same as the inner diameter of the sliding groove.

6. The special elbow grinding frame for easy angle adjustment according to claim 3, characterized in that: The clamping block (20) is in an arc shape, and a protective cushion is provided on one side of the clamping block (20).

7. The special rack for elbow grinding that is convenient for adjusting the angle according to claim 3 is characterized in that: The outer side of the rotating disk (2) is provided with tooth grooves around its periphery, and the gear (23) meshes with adjacent tooth grooves.

8. The special elbow grinding frame for easy angle adjustment according to claim 2, characterized in that: The tops of the sliding frame (4) and the fixed plate (17) are provided with limited sliding grooves, and the sliding block (9) and the clamping block (20) are slidably installed between the inner sides of the limited sliding grooves.

Images