CN211638492U - Steel pipe cutting device - Google Patents

Abstract

The utility model discloses a steel pipe cutting device, including workstation, steel pipe clamping mechanism and cutting machine, the workstation below sets up the lower prop, is provided with the ring in the workstation, and ring and workstation rotate to be connected, and the top surface of ring sets up steel pipe clamping mechanism, and the bottom surface of ring sets up rotation drive mechanism, and the side of ring sets up stop gear, and the setting of cutting machine liftable is in the top of workstation, and a week that is close to the ring on the workstation is provided with the angle scale, sets up scale pointer mark on the ring. The steel pipe clamping mechanism is driven to rotate in the workbench through the ring, the steel pipe clamping mechanism and the cutting wheel are enabled to be cut at various included angles, the rotary driving mechanism is arranged at the bottom of the ring, the steel pipe does not need to be clamped again when an inclined plane is cut, the rotary ring of the rotary driving mechanism can be rotated, operation is convenient, the scales and the scale pointer are arranged on the side face of the ring, deviation of angles during cutting is avoided, cutting quality is improved, and rework rate is reduced.

Description

A steel pipe cutting device

technical field

The utility model belongs to the field of mechanical parts processing, in particular to a steel pipe cutting device.

Background technique

The existing steel pipe cutting mechanism usually uses a fixed fixture to clamp the steel pipe. Usually, the steel pipe cannot be beveled. When the steel pipe is beveled, it is necessary to re-install the fixture or re-clamp the steel pipe, which is inconvenient to operate, and the inclined plane The angle is not accurate, errors occur, and quality problems occur.

Utility model content

In order to solve the above problems, the utility model provides a steel pipe cutting device. A rotating mechanism and a rotating angle mark are arranged on the worktable, and the steel pipe to be cut is clamped on the rotating mechanism, and is rotated at an accurate angle according to the design, and then the cutting is performed. , can carry out accurate steel pipe bevel cutting operation.

In order to achieve the above purpose, the technical scheme adopted by the present utility model is: a steel pipe cutting device, including a workbench, a steel pipe clamping mechanism and a cutting machine, a lower support column is arranged under the workbench, a circular ring is arranged in the workbench, and the circular ring and The worktable is connected by rotation. The top surface of the ring is provided with a steel pipe clamping mechanism, the bottom surface of the ring is provided with a rotating drive mechanism, and the side of the ring is provided with a limit mechanism. The cutting machine can be raised and lowered above the worktable. The circumference of the ring is provided with an angle scale, and the scale pointer mark is set on the ring.

The steel pipe clamping mechanism includes a clamping block, a clamping bolt and two sleeves. The sleeve is provided with a threaded hole, the clamping bolt is arranged in the threaded hole, the end face of the clamping bolt is provided with a connecting piece, and the clamping block is provided with a threaded hole. The groove, the connecting piece is embedded in the clamping block; the surface of the clamping block contacting the steel pipe is arc-shaped, and is provided with a non-slip structure.

An annular through groove is set on the worktable, a first chute and a second chute are set on the inner wall of the annular through groove, a first limit ring and a second limit ring are arranged on the side of the circular ring, and the first limit ring is embedded In the first chute, the second limit ring is embedded in the second chute.

The section of the annular through groove is T-shaped, the section of the ring is T-shaped, and the annular ring is embedded in the annular through groove.

The bottom surface of the ring is provided with a ring driven gear, and the lower part of the ring is provided with a driving gear, the driving gear and the ring driven gear are meshed with each other, the driving gear is connected to the output end of the rotating driving mechanism, and the rotating driving mechanism includes a driving motor, and the driving motor The output shaft is fixedly connected with the driving gear.

The limiting mechanism comprises a threaded rod, a threaded hole is provided on the side of the worktable, one end of the threaded rod extends into the threaded hole, and the other end is set on the outside of the worktable, and is provided with a handle; the ring is also provided with an adjustment handle.

The top surface of the worktable is provided with an upper support column and a top plate, the top plate is arranged on the top of the upper support column, a lift mechanism is arranged on the top plate, and the output end of the lift mechanism is connected to the cutting machine.

The lifting mechanism adopts a hydraulic cylinder, the bottom surface of the hydraulic cylinder is connected with the top plate, and the piston rod of the hydraulic cylinder is connected with the cutting machine.

A cutting groove is set on the worktable, and the cutting groove is set directly under the cutting wheel of the cutting machine.

The bottom of the lower support column is connected with a base, the center of the base is provided with a central support pipe, the top surface of the central support pipe is connected with the worktable, and the central support pipe is also connected with the cutting groove.

Compared with the prior art, the utility model has at least the following beneficial effects: a circular ring is arranged in the worktable, the circular ring and the worktable are rotatably connected, the top surface of the circular ring is provided with a steel pipe clamping mechanism, and the bottom surface of the circular ring is provided with a rotary drive mechanism , The steel pipe clamping mechanism is connected with the ring, and the steel pipe clamping mechanism is rotated through the rotation of the ring in the worktable, so that the steel pipe clamping mechanism and the cutting wheel present various angles for cutting. There is no need to re-clamp the steel pipe when it is inclined, and the ring can be rotated by rotating the driving mechanism, and the operation is convenient. There is an angle scale on the circumference of the worktable near the ring, and the scale pointer mark is set on the ring. Observe the ring on the surface of the ring. The scale and scale pointer are provided to ensure the accuracy of the included angle of the steel pipe. A limit mechanism is set on the side of the ring to avoid deviation of the angle during cutting, improve the cutting quality, reduce the rework rate, and indirectly improve the work efficiency.

Further, the steel pipe clamping mechanism includes a clamping block, a clamping bolt and two sleeves, a threaded hole is provided on the sleeve, the clamping bolt is arranged in the threaded hole, and the end face of the clamping bolt is provided with a connecting piece, and the clamping bolt is clamped. There is a groove on the block, and the connecting piece is embedded in the clamping block; the surface of the clamping block contacting the steel pipe is arc-shaped, and is provided with a non-slip structure; on the one hand, pressure is applied to the steel pipe through the clamping bolt, the clamping force is large enough, and the clamping The setting of the block is an arc surface to increase the contact surface and anti-skid, which further improves the firmness of the clamped steel pipe.

Further, the bottom surface of the ring is provided with a ring driven gear, and the bottom of the ring is provided with a driving gear, the driving gear and the ring driven gear are meshed with each other, the driving gear is connected to the output end of the rotating drive mechanism, and the rotating drive mechanism includes a drive motor, The output shaft of the driving motor is fixedly connected with the driving gear, and the ring is rotated by the driving motor, which saves manpower, and has high efficiency, which is helpful to realize automatic cutting.

Further, a cutting groove is set on the worktable, the cutting groove is set directly under the cutting wheel of the cutting machine, the bottom of the lower support column is connected with a base, the center of the base is provided with a central support tube, and the top surface of the central support tube is connected to the workbench, and the center The support pipe is also connected to the cutting groove, and the cut metal chips are cleaned out from the cutting groove through the central support pipe, and accumulated in the cutting groove, and the cleaning is easier.

Description of drawings

Figure 1 is a structural diagram of the structure of the present invention.

Figure 2 is a side view of the workbench of the structure of the present invention.

FIG. 3 is a bottom view of the annular driven gear with the structure according to the present invention.

Figure 4a is an enlarged view of part A in Figure 1 .

FIG. 4b is a partial enlarged view of B in FIG. 1 .

In the picture: 1- worktable, 2- lower support column, 3- base, 4- center support pipe, 5- drive motor, 6- driving gear, 7- fixing plate, 8- ring, 9- cutting groove, 10 -Pallet, 11-Sleeve, 12-Upper support column, 13-Upper fixing plate, 14-Cut motor, 15-Installation plate, 16-Hydraulic cylinder, 17-Cut, 18-First handle, 19-Threaded rod , 20-T-shaped threaded rod, 21-bearing, 22-bearing, 23-limit block, 24-ring driven gear, 25-scale pointer, 26-adjustment handle, 27-first limit ring, 28-th A chute, 29-second limit ring, 30-second chute, 31-annular through groove, 32-cavity, 33-clamping block.

Detailed ways

The present utility model will be described in detail below with reference to the accompanying drawings and specific embodiments.

As shown in Figure 1, Figure 2, Figure 3, a steel pipe cutting device includes a workbench 1, four lower support columns 2 are fixedly connected at the four corners of the bottom end of the workbench 1, and a base is oppositely provided at the bottom end of the workbench 1 3. The bottom ends of the four lower support columns 2 are respectively fixed and connected to the four corners of the top of the base 3. An annular through groove 31 is arranged in the upper center of the workbench 1, and a first chute 28 is arranged in the center of the inner wall of the annular through groove 31. A circular ring 8 is provided. The center of the outer wall of the circular ring 8 is fixedly sleeved with a first limit ring 27. The first limit ring 27 is inserted into the first chute 28 and is slidably connected with it. The inner wall of the position ring 27 is attached, the inner wall of the annular through groove 31 is attached to the outer wall of the annular ring 8, the bottom end of the annular ring 8 is fixedly connected with an annular driven gear 24, and the annular driven gear 24 is arranged opposite to the axial center of the annular ring 8. 8. A second limit ring 29 is fixedly connected to the center of the inner wall; a tray 10 is arranged in the ring 8, a cutting groove 9 is arranged at the center of the top of the pallet 10, and a second chute 30 is arranged in the center of the outer wall of the pallet 10. The second limit ring 29 is inserted into the second chute 30 and is slidably connected, the inner wall of the second chute 30 is attached to the outer wall of the second limit ring 29, the inner wall of the ring 8 is attached to the outer wall of the tray 10, and the bottom center of the tray 10 is fixedly connected with a The central support pipe 4 is fixedly connected with the center of the top of the base 3 .

A lower fixing plate 7 is fixedly installed on one side of the bottom end of the worktable 1, a driving motor 5 is fixedly installed on one side of the fixing plate 7, and a driving gear 6 is fixedly installed at the output end of the driving motor 5, and the driving gear 6 meshes with the ring driven gear 24;

Referring to Fig. 4b, two sleeves 11 are symmetrically and fixedly connected to the top of the ring 8. The sleeve 11 is provided with a clamping block 33, and a rotatable bearing 21 is embedded in the clamping block 33. The sleeve 11 is screwed on There is a T-shaped threaded rod 20, the T-shaped threaded rod 20 extends through the sleeve 11 into the clamping block 33 and is fixedly connected with the bearing 21, the T-shaped threaded rod 20 is rotatably connected with the clamping block 33, and the circular The top of the ring 8 is fixedly connected with an adjustment handle 26, the top of the ring 8 is annularly provided with a scale, and one side of the top of the workbench 1 is provided with a scale pointer 25, and the scale pointer 25 is facing the scale provided in the ring at the top of the ring 8. Four upper support columns 12 are respectively fixedly connected to the top four corners of the workbench 1, and an upper fixing plate 13 is oppositely arranged at the top of the workbench 1. The bottom four corners of the upper fixing plate 13 are connected to the top of the upper support column 12. Fixed connection, a hydraulic cylinder 16 is fixedly installed at the center of the bottom end of the upper fixing plate 13, an installation plate 15 is fixedly installed at the output end of the hydraulic cylinder 16, and a cutting machine motor 14 is fixedly installed at the bottom end of the installation plate 15. A cutting machine 17 is installed at the output end of the cutting machine motor 14 , and the cutting groove 9 is located directly below the cutting machine 17 .

Referring to Figure 1 and Figure 4a, a cavity 32 is provided on one side of the worktable, a limit block 23 for sliding connection is provided in the cavity 32, a rotatable bearing 22 is embedded in the limit block 23, and a side of the worktable 1 is threaded A threaded rod 19 is connected, one end of the threaded rod 19 penetrates into the cavity 32 and extends into the limit block 23 and is fixedly connected with one end of the bearing 22, the threaded rod 19 is rotatably connected with the limit block 23, and the other end of the threaded rod 19 is fixedly connected with a The first handle 18 and the threaded rod 19 can be rotated to enable the limiting block 23 to clamp or loosen the ring 8, thereby playing a limiting role.

Optionally, the bottom of the ring 8 is provided with a number of balls, a groove is formed on the table 1 along the circumference of the ring 8 , the balls are arranged in the groove, and the ring 8 can rotate along the table 1 .

Preferably, the lifting mechanism adopts a hydraulic cylinder 16, the bottom surface of the hydraulic cylinder 16 is connected with the top plate 13 by bolts, and the piston rod of the hydraulic cylinder 16 is connected to the cutting machine 17. Connect the cutting machine and the piston rod; the hydraulic cylinder 16 is connected with the hydraulic station through the pipeline.

Optionally, the lifting mechanism adopts a screw nut pair, the cutting machine is connected with the screw nut, the screw rod is rotatably connected with the top plate 13, a motor is arranged on the top plate, the motor can drive the screw rod to rotate, and guide rails are provided on both sides of the screw nut pair. , the cutting machine is connected with the guide rail through the connecting rod, so as to enhance the stability of the lifting mechanism to the lifting process of the cutting machine 17 .

The diameter of the central support pipe 4 is 3-4 cm larger than the width of the cutting groove 9 , the central supporting pipe 4 is also connected to the cutting groove 9 , and a metal scrap outlet is arranged below the central supporting pipe 4 .

Optionally, the bottom surface of the cutting groove 9 is arc-shaped.

The fixing plate 7 is connected with the workbench 1 by welding.

Working principle: first place the device in the working area, when it is necessary to cut the inclined surface of the steel pipe, turn on the power supply of the lower drive motor 5 at this time, because the output end of the drive motor is fixedly connected with the driving gear 6, and the driving gear 6 is connected with the ring slave. The driven gear 24 is engaged, the annular driven gear 24 is fixedly connected with the ring 8, the ring 8 is fixedly connected with the first limit ring 27 and the second limit ring 29, and is connected with the first limit ring 27 in the first chute 28. Internal rotation and sliding, the second limit ring 29 rotates and slides in the second chute 30, so that the driving motor 5 drives the circular ring 8 to rotate and slide to adjust the cross-sectional angle required by the steel pipe during cutting. The top of the circular ring 8 is provided with a For the angle scale, there is a scale pointer 25 on the top side of the workbench 1, so that the specific value can be observed very well. When the desired angle is about to be reached, the drive motor 5 can be turned off, and the adjustment handle 26 at the top of the ring 8 can be pushed. Fine-tuning to achieve the desired angle, the bearing 22 embedded in the limit block 23 is fixedly connected with the threaded rod 19, and the thread 19 is screwed with one side of the table 1. When the ring 8 is adjusted to the desired angle, rotate the threaded rod 19 a The first handle 18 fixedly connected to the side can make the threaded rod 19 push the limit block 23 to clamp the ring 8. After the ring 8 is clamped, one end of the steel pipe extends into the two sleeves 11, because the T-shaped threaded rod 20 is connected to the two sleeves 11. The bearing 21 is fixedly connected, and the bearing 21 rotates in the clamping block 33, so the T-shaped threaded rod 20 on the rotating sleeve 11 can clamp the steel pipe on the clamping block 33, and the hydraulic cylinder is operated after the steel pipe is clamped. 16 to descend, so that the cutting machine motor 14 is driven to descend synchronously through the mounting plate 15, and the power supply of the cutting machine motor 14 is turned on, so that the cutting machine 17 will rotate and cut the steel pipe.

The basic principles, main features and advantages of the present invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention The new model will also have various changes and improvements, which all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. A steel pipe cutting device, characterized in that it comprises a workbench (1), a steel pipe clamping mechanism and a cutting machine, a lower support column (2) is arranged below the workbench (1), and a circle is arranged in the workbench (1). The ring (8), the circular ring (8) and the worktable (1) are rotatably connected, the top surface of the circular ring (8) is provided with a steel pipe clamping mechanism, the bottom surface of the circular ring (8) is provided with a rotating drive mechanism, and the circular ring (8) A limit mechanism is set on the side of the cutting machine, and the cutting machine can be raised and lowered above the workbench (1). An angle scale is provided on the workbench (1) around the ring (8), and a scale pointer is set on the circular ring (8). mark. 2. The steel pipe cutting device according to claim 1, wherein the steel pipe clamping mechanism comprises a clamping block, a clamping bolt and two sleeves (11), and threaded holes are provided on the sleeves (11) to clamp The bolt is arranged in the threaded hole, the end face of the clamping bolt is provided with a connecting piece, a groove is formed on the clamping block (33), and the connecting piece is embedded in the clamping block; the surface of the clamping block (33) contacting the steel pipe is arc-shaped, And it is provided with a non-slip structure. 3. The steel pipe cutting device according to claim 1, characterized in that, an annular through groove (31) is provided on the workbench (1), and a first chute (28) and an inner wall of the annular through groove (31) are provided on the inner wall The second chute (30), a first limit ring (27) and a second limit ring (29) are provided on the side of the circular ring (8), and the first limit ring (27) is embedded in the first chute (28) ), the second limit ring (29) is embedded in the second chute (30). 4. The steel pipe cutting device according to claim 3, wherein the section of the annular through groove (31) is T-shaped, the section of the ring (8) is T-shaped, and the annular ring (8) is embedded in the annular slot (31). 5. The steel pipe cutting device according to claim 3 or 4, characterized in that, the bottom surface of the ring (8) is provided with a ring driven gear, and the bottom of the ring (8) is provided with a driving gear (6), the driving gear (6) Intermeshing with the ring driven gear (24), the driving gear (6) is connected to the output end of the rotating drive mechanism, the rotating drive mechanism includes a drive motor (5), and the output shaft of the drive motor (5) is fixedly connected to the drive gear ( 6). 6. The steel pipe cutting device according to claim 1, wherein the limiting mechanism comprises a threaded rod (19), a threaded hole is provided on the side of the worktable (1), and one end of the threaded rod (19) extends into the In the threaded hole, the other end is arranged on the outer side of the workbench (1), and a handle (18) is arranged; the ring (8) is also arranged with an adjustment handle (26). 7. The steel pipe cutting device according to claim 1, wherein the top surface of the workbench (1) is provided with an upper support column (12) and a top plate (13), and the top plate (13) is provided on the upper support column (12). ), a lift mechanism is arranged on the top plate (13), and the output end of the lift mechanism is connected to the cutting machine. 8. The steel pipe cutting device according to claim 1, wherein the lifting mechanism adopts a hydraulic cylinder (16), the bottom surface of the hydraulic cylinder (16) is connected with the top plate (13), and the piston rod of the hydraulic cylinder (16) is connected and cut machine (17). 9 . The steel pipe cutting device according to claim 1 , wherein a cutting groove ( 9 ) is provided on the worktable ( 1 ), and the cutting groove ( 9 ) is provided just below the cutting wheel of the cutting machine ( 17 ). 10 . 10. The steel pipe cutting device according to claim 9, wherein the bottom of the lower support column (2) is connected with a base (3), the center of the base (3) is provided with a central support pipe (4), and the central support pipe ( The top surface of 4) is connected to the workbench (1), and the central support pipe (4) is also connected to the cutting groove (9).

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