Feeding mechanism for fixed-length cutting of circular steel pipe

Abstract

The utility model discloses a feeding mechanism for fixed-length cutting of a round steel pipe, which relates to the field of steel pipe processing and comprises a feeding table, one side of the feeding table is fixedly connected with a fixed-length table for fixed-length of the steel pipe, the inner wall of the fixed-length table is provided with a guide groove, the end face of the fixed-length table is fixedly connected with a reciprocating motor, and the reciprocating motor is fixedly connected with the feeding table. The output end of the reciprocating motor is fixedly connected with a threaded column, the rod wall of the threaded column is in threaded connection with a baffle, the threaded column penetrates through the baffle, the two faces of the baffle are fixedly connected with protruding blocks, the two protruding blocks slide on the inner wall of the guide groove, and scales are arranged on the top face of the side wall of the fixed-length table. According to the steel pipe cutting device, the baffle is arranged, the reciprocating motor drives the threaded rod to rotate, the threaded rod rotates to drive the baffle to move, the scale position is reached according to the requirement for length fixing, then cutting is conducted, the step of manual measurement is omitted, and cutting of a steel pipe is accelerated.

Description

Technical Field

[0001] The utility model relates to the field of steel pipe processing, in particular to a feeding mechanism for cutting a round steel pipe to a fixed length. Background Art

[0002] Round steel pipes are steel materials with openings at both ends and hollow concentric cross-sections, with a large ratio of length to circumference. The specifications of steel pipes are expressed by external dimensions (such as outer diameter or side length), inner diameter and wall thickness. Their size range is very wide, from capillaries with very small diameters to large round steel pipes with diameters of several meters. Round steel pipes can be used for pipelines, thermal equipment, mechanical industry, petroleum geological drilling, containers, chemical industry and special purposes.

[0003] After searching, the applicant found that a Chinese patent disclosed "a steel pipe processing feeding structure", and its publication (announcement) number is "CN 219859144 U". This patent mainly uses the transmission wheels in two sets of fixed components to clamp the steel pipe at the same time. The operation of the second drive motor can drive the second pulley to rotate, and then drive the transmission wheel to rotate, so as to realize the transmission of the steel pipe. With this structure, there is no need for workers to manually feed the material, avoiding the safety hazards caused by manual operation;

[0004] Although the device in the above patent can transport steel pipes to a certain extent, the steel pipes often need to be fixed in length during processing and then cut to meet the use standards. Therefore, although the above device can transport, it cannot achieve the effect of fixed length, so that manual length measurement and then cutting are required, which invisibly increases the manual workload. Utility Model Content

[0005] The purpose of the utility model is to provide a feeding mechanism for cutting circular steel pipes to a fixed length, so as to solve the problem that although the device in the above patent proposed in the above background technology can transport the steel pipe to a certain extent, the steel pipe often needs to be fixed in length during processing and then cut to meet the use standard. Therefore, although the above device can transport, it cannot achieve the effect of fixing the length, so that manual labor is still needed to measure the length and then cut, which invisibly increases the labor workload.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a feeding mechanism for cutting circular steel pipes to fixed lengths, comprising a feeding table, one side of the feeding table is fixedly connected to a fixed-length table for fixing the length of the steel pipe, the inner wall of the fixed-length table is provided with a guide groove, the end face of the fixed-length table is fixedly connected to a reciprocating motor, the output end of the reciprocating motor is fixedly connected to a threaded column, the rod wall of the threaded column is threadedly connected to a baffle, and the threaded column passes through the baffle, both sides of the baffle are fixedly connected to protrusions, and the two protrusions slide on the inner wall of the guide groove, and the top surface of the side wall of the fixed-length table is provided with a scale.

[0007] Preferably, the surface of the fixed-length table is fixedly connected to a frame, the top surface of the frame is fixedly connected to a cylinder, the output end of the cylinder passes through the upper wall of the frame and is fixedly connected to a clamping plate, the inner wall of the fixed-length table is fixedly connected to a support plate, and the interior of the support plate is hollow.

[0008] Preferably, the cross-sectional area of ​​the clamping plate is smaller than the hollow cross-sectional area of ​​the support plate, and the end of the threaded column away from the reciprocating motor is rotatably connected to one surface of the support plate.

[0009] Preferably, a group of slide grooves are provided on the surface of the feeding platform, wherein a bidirectional threaded rod is rotatably connected to the interior of one of the slide grooves, and a guide rod is fixedly connected to the interior of the other slide groove, and sliding blocks are provided on the surfaces of the guide rod and the bidirectional threaded rod.

[0010] Preferably, the two sliders on one side are fixedly connected to an extrusion plate, one side of the feeding table is fixedly connected to a servo motor, and the output end of the servo motor is fixedly connected to one end of the bidirectional threaded rod.

[0011] Preferably, the opposite sides of the extrusion plate are provided with multiple notches, and the upper and lower inner walls inside the notches are provided with limiting grooves, the inner walls of the two limiting grooves are fixedly connected with springs, the ends of the two springs away from the inner walls of the limiting grooves are fixedly connected with moving blocks, and the opposite sides of the two moving blocks are connected with rollers for rotation together.

[0012] Preferably, the inner wall of the feeding table is rotatably connected to a plurality of conveying rollers, one end of the plurality of conveying rollers is fixedly connected to a driven gear, one side of the feeding table is fixedly connected to a driving motor, the output end of the driving motor is fixedly connected to a driving gear, the surface of the driving gear is meshingly connected to a chain, and the plurality of driven gears are meshingly connected to the inner wall of the chain.

[0013] Preferably, one side of the feeding table is fixedly connected to an electric slide rail, a bearing plate is provided on the surface of the electric slide rail, and a cutting machine is fixedly connected to the top surface of the bearing plate.

[0014] Technical effects and advantages of the utility model:

[0015] The utility model provides a baffle plate, and drives a threaded rod to rotate through a reciprocating motor, and drives the baffle plate to move through the rotation of the threaded rod, and determines the length according to the scale position as required, and then cuts the steel pipe, omitting the step of manual measurement and speeding up the cutting of the steel pipe.

[0016] The utility model provides an extrusion plate and a spring on the roller of the extrusion plate, so that when the pressure plate clamps the steel pipe, deformation of the steel pipe with too thin a wall due to excessive extrusion force is prevented, thereby avoiding waste of resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0018] Figure 2 It is a partial three-dimensional structural schematic diagram of the utility model.

[0019] Figure 3 It is a schematic diagram of a partial cross-sectional structure of an extruded plate of the utility model.

[0020] Figure 4 It is a schematic diagram of the left-side cross-sectional structure of the feeding platform of the utility model.

[0021] In the figure: 1. feeding table; 11. driving motor; 12. servo motor; 13. conveying roller; 14. slide; 15. bidirectional threaded rod; 151. slider; 16. guide rod; 17. chain; 18. driven gear; 19. driving gear; 2. fixed length table; 21. guide groove; 22. baffle; 23. threaded column; 24. reciprocating motor; 25. scale; 3. frame; 31. cylinder; 32. clamping plate; 33. support plate; 4. extrusion plate; 41. drum; 42. limit groove; 43. spring; 44. moving block; 5. electric slide rail; 51. load-bearing plate; 52. cutting machine. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] The utility model provides Figure 1-4A feeding mechanism for cutting circular steel pipes to fixed lengths is shown, comprising a feeding table 1, one side of the feeding table 1 is fixedly connected to a fixed-length table 2 for fixing the length of the steel pipe, the inner wall of the fixed-length table 2 is provided with a guide groove 21, the side of the fixed-length table 2 is fixedly connected to a reciprocating motor 24, the output end of the reciprocating motor 24 is fixedly connected to a threaded column 23, the rod wall of the threaded column 23 is threadedly connected to a baffle 22, and the threaded column 23 passes through the baffle 22, both sides of the baffle 22 are fixedly connected with protrusions, and the two protrusions slide on the inner wall of the guide groove 21, and the top surface of the side wall of the fixed-length table 2 is provided with a scale 25.

[0024] like Figure 1 As shown, the surface of the fixed-length table 2 is fixedly connected to the frame 3, the top surface of the frame 3 is fixedly connected to the cylinder 31, the output end of the cylinder 31 passes through the upper wall of the frame 3 and is fixedly connected to the clamping plate 32, the inner wall of the fixed-length table 2 is fixedly connected to the support plate 33, the interior of the support plate 33 is hollow, the cross-sectional area of ​​the clamping plate 32 is smaller than the hollow cross-sectional area of ​​the support plate 33, the end of the threaded column 23 away from the reciprocating motor 24 is rotatably connected to one side of the support plate 33, and when the clamping plate 32 faces a steel pipe with a relatively small cross-sectional area, a part of the clamping plate 32 will move to the hollow part of the support plate 33 to clamp the steel pipe.

[0025] like Figure 2 As shown, a group of slide grooves 14 are provided on the surface of the feeding table 1, wherein a bidirectional threaded rod 15 is rotatably connected inside one of the slide grooves 14, and a guide rod 16 is fixedly connected inside another slide groove 14, and sliders 151 are provided on the surfaces of the guide rod 16 and the bidirectional threaded rod 15.

[0026] like Figure 2 As shown, two sliders 151 on one side are fixedly connected to the extrusion plate 4, one side of the feeding table 1 is fixedly connected to the servo motor 12, the output end of the servo motor 12 is fixedly connected to one end of the bidirectional threaded rod 15, one side of the feeding table 1 is fixedly connected to the electric slide rail 5, the surface of the electric slide rail 5 is provided with a bearing plate 51, the top surface of the bearing plate 51 is fixedly connected to the cutting machine 52, and when the steel pipe is clamped longitudinally, the steel pipe is cut by the cutting machine 52.

[0027] like Figure 3 As shown, the opposite sides of the extrusion plate 4 are provided with a plurality of notches, and the upper and lower inner walls inside the notches are provided with limit grooves 42, the inner walls of the two limit grooves 42 are fixedly connected with springs 43, and the ends of the two springs 43 away from the inner walls of the limit grooves 42 are fixedly connected with moving blocks 44, and the opposite sides of the two moving blocks 44 are connected with rollers 41 for common rotation. When the extrusion plate 4 extrude different steel pipes, the rollers 41 will contact with the pipe walls of the steel pipes to prevent the extrusion force from being too large. During the extrusion, a part of the force will push the rollers 41, and then this part of the extrusion force will act on the springs 43 to prevent the steel pipes from deforming.

[0028] like Figure 2 and Figure 4 As shown, the inner wall of the feeding table 1 is rotatably connected to a plurality of conveying rollers 13, one end of the plurality of conveying rollers 13 is fixedly connected to a driven gear 18, one side of the feeding table 1 is fixedly connected to a driving motor 11, the output end of the driving motor 11 is fixedly connected to a driving gear 19, the surface of the driving gear 19 is meshingly connected to a chain 17, and the plurality of driven gears 18 are meshingly connected to the inner wall of the chain 17.

[0029] Working principle of the utility model: When the utility model is used, the length of the steel pipe is first fixed, and the reciprocating motor 24 is first started, and the threaded column 23 is driven to rotate through the output end of the reciprocating motor 24, and the baffle 22 is driven to move through the rotation of the threaded column 23 until the baffle 22 moves to the position of the required scale 25, and then the steel pipe is fixed, and the cylinder 31 is first started to drive the clamping plate 32 to move through the output end of the cylinder 31, and the steel pipe on the surface of the support plate 33 is fixed by the movement of the clamping plate 32;

[0030] Then, the steel pipe is squeezed to prevent the steel pipe from being deflected during transportation. First, the round steel pipe is placed on the surface of the feeding table 1, and then the servo motor 12 is started to rotate through the output end of the servo motor 12 to drive the bidirectional threaded rod 15 to rotate, and the two sliders 151 on the surface of the bidirectional threaded rod 15 are driven to move through the rotation of the bidirectional threaded rod 15, and the two extrusion plates 4 are driven to move toward each other through the movement of the two sliders 151, and then the rollers 41 on the surfaces of the two extrusion plates 4 squeeze the steel pipe;

[0031] Then the steel pipe is transported, firstly the driving motor 11 is started, the driving motor 11 drives the driving gear 19 to rotate, the driving gear 19 rotates and drives the chain 17 to rotate, the chain 17 rotates and drives multiple driven gears 18 to rotate, the driven gear 18 rotates and drives multiple conveying rollers 13 to rotate, the conveying roller 13 rotates and drives the steel pipe to move until one end of the steel pipe hits one side of the baffle 22, and then cutting is carried out, firstly the electric slide rail 5 is started to move the 51 bearing plate to the corresponding position through the electric slide rail 5, and then the cutting machine 52 is started for cutting. This article highlights the innovative structure and does not elaborate on the prior art.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A feeding mechanism for cutting a round steel pipe to a fixed length, comprising a feeding table (1), characterized in that: A fixed-length table (2) for fixing the length of steel pipes is fixedly connected to one side of the feeding table (1), a guide groove (21) is provided on the inner wall of the fixed-length table (2), a reciprocating motor (24) is fixedly connected to the end face of the fixed-length table (2), a threaded column (23) is fixedly connected to the output end of the reciprocating motor (24), a baffle (22) is threadedly connected to the rod wall of the threaded column (23), and the threaded column (23) passes through the baffle (22), protrusions are fixedly connected to both sides of the baffle (22), and the two protrusions slide on the inner wall of the guide groove (21), and a scale (25) is provided on the top surface of the side wall of the fixed-length table (2).

2. A feeding mechanism for cutting a round steel pipe to a fixed length according to claim 1, characterized in that: The surface of the fixed-length platform (2) is fixedly connected to a frame (3), the top surface of the frame (3) is fixedly connected to a cylinder (31), the output end of the cylinder (31) passes through the upper wall of the frame (3) and is fixedly connected to a clamping plate (32), and the inner wall of the fixed-length platform (2) is fixedly connected to a support plate (33), the interior of the support plate (33) being hollow.

3. A feeding mechanism for cutting a round steel pipe to a fixed length according to claim 2, characterized in that: The cross-sectional area of ​​the clamping plate (32) is smaller than the hollow cross-sectional area of ​​the support plate (33), and one end of the threaded column (23) away from the reciprocating motor (24) is rotatably connected to one surface of the support plate (33).

4. A feeding mechanism for cutting a round steel pipe to a fixed length according to claim 1, characterized in that: A group of slide grooves (14) are provided on the surface of the feeding platform (1), wherein a bidirectional threaded rod (15) is rotatably connected to the interior of one of the slide grooves (14), and a guide rod (16) is fixedly connected to the interior of the other slide groove (14), and sliding blocks (151) are provided on the surfaces of the guide rod (16) and the bidirectional threaded rod (15).

5. A feeding mechanism for cutting a round steel pipe to a fixed length according to claim 4, characterized in that: The two sliders (151) on one side are fixedly connected to a squeeze plate (4), one side of the feeding platform (1) is fixedly connected to a servo motor (12), and the output end of the servo motor (12) is fixedly connected to one end of a bidirectional threaded rod (15).

6. A feeding mechanism for cutting a round steel pipe to a fixed length according to claim 5, characterized in that: The extrusion plate (4) is provided with a plurality of notches on opposite sides thereof, and the upper and lower inner walls of the notches are provided with limit slots (42), the inner walls of the two limit slots (42) are fixedly connected to springs (43), the ends of the two springs (43) away from the inner walls of the limit slots (42) are fixedly connected to moving blocks (44), and the opposite sides of the two moving blocks (44) are rotatably connected to the rollers (41).

7. A feeding mechanism for cutting a round steel pipe to a fixed length according to claim 1, characterized in that: The inner wall of the feeding platform (1) is rotatably connected to a plurality of conveying rollers (13), one end of each of the plurality of conveying rollers (13) is fixedly connected to a driven gear (18), one side of the feeding platform (1) is fixedly connected to a driving motor (11), an output end of the driving motor (11) is fixedly connected to a driving gear (19), a surface of the driving gear (19) is meshingly connected to a chain (17), and the plurality of driven gears (18) are meshingly connected to the inner wall of the chain (17).

8. A feeding mechanism for cutting a round steel pipe to a fixed length according to claim 1, characterized in that: An electric slide rail (5) is fixedly connected to one side of the feeding platform (1), a bearing plate (51) is provided on the surface of the electric slide rail (5), and a cutting machine (52) is fixedly connected to the top surface of the bearing plate (51).

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