CN212552033U

CN212552033U - Nonrust steel pipe cutting device

Info

Publication number: CN212552033U
Application number: CN202020959702.3U
Authority: CN
Inventors: 黄睿
Original assignee: Dalian Keruibao Heavy Industry Equipment Co ltd
Current assignee: Dalian Keruibao Heavy Industry Equipment Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-02-19
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a nonrust steel pipe cutting device, the test platform comprises a support, first pneumatic cylinder, linear guide, including a motor, an end cap, a controller, and a cover plate, the motor, the reducing gear box, the saw bit, clamping device and roller device, the motor links to each other with the reducing gear box, the output shaft of reducing gear box links to each other with the saw bit, be equipped with the connecting seat on the reducing gear box, be equipped with first pneumatic cylinder and linear guide on the frame, the piston rod direction of first pneumatic cylinder is parallel with linear guide's direction, first pneumatic cylinder links to each other with the connecting seat, the connecting seat links to each other with linear guide's slider, clamping device includes first clamp, second clamp and second pneumatic cylinder. The utility model discloses set up a set of clamping device respectively around the saw bit, increase bearing roller device after the steel pipe cutting, be equipped with spacing edger roll in the horizontal direction simultaneously, guarantee the stable cutting of steel pipe.

Description

Nonrust steel pipe cutting device

Technical Field

The utility model relates to a nonrust steel pipe cutting device.

Background

At present, for the cutting of stainless steel pipes, no matter the short pipes are cut on line or off line in a welded pipe production line, a cutting device capable of stably cutting the stainless steel pipes is needed. Traditional band saw cutting time is long, and efficiency is very low, and the band saw is easy wearing and tearing moreover, and it is frequent to change the saw blade, influences production efficiency. Meanwhile, the band saw is poor in rigidity and is likely to move during cutting, so that the perpendicularity of the cut is poor. For a circular saw machine, an existing steel pipe clamping device is usually provided with only one group of clamps near a saw blade, the other group of clamps is far away from the saw blade, the length of a steel pipe clamped by the clamps is also short, and the effect of stably clamping the steel pipe cannot be achieved. And owing to lack stop device, the steel pipe can take place to remove in the cutting process, influences the cutting effect.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the proposition of above problem, and study design nonrust steel pipe cutting device, when solving traditional device cutting nonrust steel pipe, be difficult to stabilize centre gripping steel pipe, influence cutting effect's shortcoming. The utility model discloses a technical means as follows:

a stainless steel pipe cutting device comprises a machine base, a first hydraulic cylinder, a linear guide rail, a motor, a reduction gearbox, a saw blade, a clamping device and a carrier roller device, wherein the motor is connected with the reduction gearbox, an output shaft of the reduction gearbox is connected with the saw blade, the reduction gearbox is provided with a connecting base, the machine base is provided with the first hydraulic cylinder and the linear guide rail, the direction of a piston rod of the first hydraulic cylinder is parallel to the direction of the linear guide rail, the piston rod of the first hydraulic cylinder is connected with the connecting base, the connecting base is connected with a sliding block of the linear guide rail, the first hydraulic cylinder can drive the connecting base and the sliding block to slide on the linear guide rail, the clamping device comprises a first clamp, a second clamp and a second hydraulic cylinder, the second hydraulic cylinder is connected with the second clamp, and the second hydraulic cylinder can drive the second clamp to be matched with the first clamp, a carrier roller device for supporting the stainless steel pipe is arranged below the stainless steel pipe.

Preferably, still include spacing edger roll, spacing edger roll includes base, lead screw, adjusting nut, first slider, first vertical roll axle, first edger roll, second slider, second vertical roll axle and second edger roll, be equipped with the lead screw on the base, be equipped with adjusting nut, first slider and second slider on the lead screw, first slider and second slider respectively through opposite direction's screw thread with the lead screw links to each other, first slider with first vertical roll axle links to each other, be equipped with first vertical roll on the first vertical roll axle, the second slider with the second vertical roll axle links to each other, the epaxial second edger roll that is equipped with of second edger roll, the nonrust steel pipe of first edger roll and the cooperation of second edger roll.

Preferably, a bottom plate is arranged below the base, a stop block used for fixing the base is arranged on the bottom plate, and the clamping device, the carrier roller device and the limiting vertical roller are all connected with the bottom plate.

Preferably, the number of the clamping devices is two, and the two clamping devices are respectively arranged on two sides of the saw blade and are equal to the length of the saw blade.

Preferably, the saw bit cuts with stainless steel pipe is perpendicular, the one side that the saw bit goes out the iron fillings is equipped with the chip groove, the inside of chip groove is hollow structure, be equipped with the opening that is used for collecting the iron fillings on the chip groove, and this opening orientation the saw bit.

Preferably, the saw blade is connected with an output shaft of the reduction gearbox through a flange, the saw blade is combined with the flange, and a saw blade cover is arranged outside the saw blade.

Preferably, one side of the machine base, which is far away from the reduction gearbox, is of a hollow structure, and a cover plate is arranged on the side.

Preferably, the piston rod output end of the first hydraulic cylinder is provided with an ear ring, and the ear ring is connected with the connecting seat through a pin shaft.

Preferably, the first clamp and the second clamp are both made of brass.

Compared with the prior art, a nonrust steel pipe cutting device's beneficial effect as follows:

1. the utility model discloses in set up a set of clamping device respectively around the saw bit to establish the length of clamp into longer form, fixed steel pipe that can be very stable, clamp body adopt the brass material, can not the nonrust steel pipe surface of fish tail.

2. The utility model discloses in increase bearing roller device after the steel pipe cutting, can hold the steel pipe, be equipped with spacing edger roll in the horizontal direction simultaneously, carry on spacingly through bearing roller device, spacing edger roll and clamping device to the steel pipe, guarantee that the steel pipe can not take place to remove at the cutting process.

3. The utility model discloses on well adoption flange is fixed the saw bit to the transmission output shaft of reducing gear box, connect closely, can improve the life of saw bit, be equipped with the chip groove in the iron scrap side of saw bit, can prevent that the iron fillings that the cutting produced from splashing everywhere, protection site operational environment.

Drawings

Fig. 1 is a schematic overall front view structure in the embodiment of the present invention.

Fig. 2 is a schematic diagram of the overall left-view structure in the embodiment of the present invention.

Fig. 3 is a schematic diagram of an overall right-view structure in an embodiment of the present invention.

Fig. 4 is a schematic front view of the chip blocking groove in the embodiment of the present invention.

Fig. 5 is a schematic side view of the chip blocking groove in the embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a limiting vertical roller in the embodiment of the present invention.

In the figure, 1, a machine base; 2. a motor; 3. a reduction gearbox; 4. a saw blade; 5. a clamping device; 6. a carrier roller device; 7. limiting the vertical roller; 8. a stainless steel tube; 11. a first hydraulic cylinder; 12. a linear guide rail; 13. a cover plate; 14. an ear ring; 15. a pin shaft; 16. a base plate; 17. a stopper; 31. a connecting seat; 41. a flange; 42. a blade cover; 51. a first clamp; 52. a second clamp; 53. a second hydraulic cylinder; 54. a chip blocking groove; 71. a base; 72. a lead screw; 73. adjusting the nut; 74. a first slider; 75. a first vertical roll shaft; 76. a first vertical roll; 77. a second slider; 78. a second vertical roll shaft; 79. and a second vertical roll.

Detailed Description

As shown in fig. 1-6, a cutting device for feeding and cutting a stainless steel tube in a vertical direction comprises a machine base 1, a first hydraulic cylinder 11, a linear guide rail 12, a motor 2, a reduction box 3, a saw blade 4, a clamping device 5, a carrier roller device 6 and a limit vertical roller 7. A base plate 16 is arranged below the machine base 1, the machine base 1 is closed on the base plate 16, and the clamping device 5, the carrier roller device 6 and the limiting vertical roller 7 are all connected with the base plate 16. The bottom plate 16 is provided with a stop block 17 for fixing the engine base 1, and the stop block 17 is used for limiting, so that the engine base 1 is firmly positioned.

The motor 2 is connected with the reduction gearbox 3, the output shaft of the reduction gearbox 3 is connected with the saw blade 4, and the reduction gearbox 3 is provided with the connecting seat 31. The motor 2 adopts a spindle motor, the control rotating speed is very accurate, a servo motor with higher precision can be adopted to drive the reduction gearbox 3 to further drive the saw blade 4 to rotate, and the cutting is stable and reliable.

The machine base 1 is provided with a first hydraulic cylinder 11 and a linear guide rail 12, and the direction of a piston rod of the first hydraulic cylinder 11 is parallel to the direction of the linear guide rail 12 and is perpendicular to the axial direction of the steel pipe. The piston rod output end of the first hydraulic cylinder 11 is connected with the ear ring 14, the ear ring 14 is connected with the connecting seat 31 through the pin shaft 15, and the connecting seat 31 is closed on the sliding block of the linear guide rail 12 through a bolt. The first hydraulic cylinder 11 can drive the connecting seat 31 and the sliding block to slide on the linear guide rail 12 in the vertical direction, and the linear guide rail 12 is a standard component, so that the precision is high, the saw blade 4 can be controlled to move accurately, and the verticality of the saw blade 4 and a steel pipe is easily ensured.

The clamping device 5 comprises a first clamp 51, a second clamp 52 and a second hydraulic cylinder 53, wherein the first clamp 51 and the second clamp 52 are made of brass, and the brass is low in hardness and cannot scratch the stainless steel pipe 8. The second hydraulic cylinder 53 is connected to the second clamp 52, and the second hydraulic cylinder 53 can drive the second clamp 52 to adjust the alignment between the center of the pipe body and the center of the saw blade 4, and at the same time, the second clamp 52 can be matched with the first clamp 51 to clamp and fix the stainless steel pipe 8 in the horizontal direction.

The number of the clamping devices 5 is two, and the two clamping devices 5 are respectively arranged on two sides of the saw blade 4 and have the same length with the saw blade 4. Can be with the length extension of clamp body during actual application, the contact length of clamp and stainless steel pipe 8 is longer like this, can both realize pressing from both sides tightly around guaranteeing the cutting. Simultaneously, when the steel pipe is about to be cut off, the steel pipes on the two sides of the saw blade 4 are clamped by the corresponding clamping devices 5, and stable cutting of the steel pipes is guaranteed.

The support roller device 6 used for supporting the stainless steel tube 8 is arranged below the stainless steel tube 8, the support roller device 6 comprises a support roller seat and a support roller arranged on the support roller seat, and when the support roller device 6 is used, the axial direction of the support roller is perpendicular to the placing direction of the stainless steel tube, so that the support roller device 6 can limit and fix the steel tube in the perpendicular direction. The stainless steel pipe 8 is provided with a limiting vertical roller 7 in the horizontal direction, and the limiting vertical roller comprises a base 71, a screw 72, an adjusting nut 73, a first slider 74, a first vertical roller shaft 75, a first vertical roller 76, a second slider 77, a second vertical roller shaft 78 and a second vertical roller 79. The base 71 is provided with a screw 72 and an adjusting nut 73 for rotating the screw 72, and one end of the screw 72 is provided with a forward screw thread and the other end is provided with a reverse screw thread. The screw 72 is provided with a first slider 74 and a second slider 77, the first slider 74 is connected with a first vertical roller shaft 76, the first vertical roller shaft 76 is provided with a first vertical roller 76, the second slider 77 is connected with a second vertical roller shaft 78, and the second vertical roller shaft 78 is provided with a second vertical roller 79. First slider 74 and second slider 77 link to each other with lead screw 72 through opposite direction's screw thread respectively, and when rotatory lead screw 72, synchronous reverse motion of first slider 74 and second slider 77 is opened simultaneously or is closed simultaneously, drives first vertical roller 75 and second vertical roller 78 like this and moves, and then drives first vertical roller 76 and second vertical roller 79 and open and shut, can adjust the opening degree between first vertical roller 76 and the second vertical roller 79 to be adapted to the stainless steel pipe of fixed different diameter size. The carrier roller device 6 fixes the steel pipe in the vertical direction, the limiting vertical roller 7 limits the steel pipe in the left and right directions, and the clamping device 5 is matched to fix the stainless steel pipe 8, so that the steel pipe is fixed firmly in the horizontal and vertical directions.

The bottom plate 16 is provided with a scrap blocking groove 54, the scrap blocking groove 54 is integrally of an L-shaped structure, one side of an included angle formed by the L-shaped structure is provided with an opening for collecting scrap iron, and the scrap blocking groove 54 is internally provided with a hollow cavity for containing the scrap iron. The scrap blocking groove 54 is arranged on one side of the saw blade 4 with scrap iron, and the opening on the scrap blocking groove 54 is arranged opposite to the saw blade 4, so that the scrap iron after cutting can be directly collected, and the scrap iron is prevented from polluting the production environment. Meanwhile, if the iron scraps splashed during the cutting of the steel pipe are stuck to the clamp, the position of the pipe body can be influenced, the cutting verticality is not facilitated, and the steel pipe can be scratched when the steel pipe is clamped again.

The saw blade 4 is vertically cut with the stainless steel pipe 8, the saw blade 4 is fixed with an output shaft of the reduction box 3 through a flange 41, the flange 41 is provided with screw holes for combining the saw blade 4, and a saw blade cover 42 for protecting the saw blade 4 is arranged outside the saw blade 4. Because the cutting process is a nonlinear process and can be accompanied by vibration, the structure can firmly lock the saw blade 4 on the output shaft of the reduction gearbox 3, the service life of the saw blade 4 is prolonged, and the saw blade 4 does not need to be frequently replaced.

One side of the base 1 departing from the reduction gearbox 3 is of a hollow structure, a cover plate 13 is arranged on the side, the cover plate 13 can be opened through the access to overhaul and maintain the base 1, the cover plate 13 is tightly closed during working to protect the sawing machine, and operation is convenient.

The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims

1. A stainless steel pipe cutting device is characterized by comprising a machine base (1), a first hydraulic cylinder (11), a linear guide rail (12), a motor (2), a reduction gearbox (3), a saw blade (4), a clamping device (5) and a carrier roller device (6), wherein the motor (2) is connected with the reduction gearbox (3), an output shaft of the reduction gearbox (3) is connected with the saw blade (4), a connecting base (31) is arranged on the reduction gearbox (3), the machine base (1) is provided with the first hydraulic cylinder (11) and the linear guide rail (12), the direction of a piston rod of the first hydraulic cylinder (11) is parallel to the direction of the linear guide rail (12), a piston rod of the first hydraulic cylinder (11) is connected with the connecting base (31), the connecting base (31) is connected with a sliding block of the linear guide rail (12), and the first hydraulic cylinder (11) can drive the connecting base (31) and the sliding block to slide on the linear guide rail (12), the clamping device (5) comprises a first clamp (51), a second clamp (52) and a second hydraulic cylinder (53), the second hydraulic cylinder (53) is connected with the second clamp (52), the second hydraulic cylinder (53) can drive the second clamp (52) to be matched with the first clamp (51) to fix the stainless steel pipe (8), and a carrier roller device (6) used for supporting the stainless steel pipe (8) is arranged below the stainless steel pipe (8).

2. The stainless steel pipe cutting device according to claim 1, wherein: the automatic rolling machine further comprises a limiting vertical roller (7), the limiting vertical roller (7) comprises a base (71), a lead screw (72), an adjusting nut (73), a first sliding block (74), a first vertical roller shaft (75), a first vertical roller (76), a second sliding block (77), a second vertical roller shaft (78) and a second vertical roller (79), the lead screw (72) is arranged on the base (71), the adjusting nut (73), the first sliding block (74) and the second sliding block (77) are arranged on the lead screw (72), the first sliding block (74) and the second sliding block (77) are respectively connected with the lead screw (72) through screw threads in opposite directions, the first sliding block (74) is connected with the first vertical roller shaft (75), the first vertical roller (76) is arranged on the first vertical roller shaft (75), the second sliding block (77) is connected with the second vertical roller shaft (78), and the second vertical roller (79) is arranged on the second vertical roller shaft (78), the first vertical roller (76) and the second vertical roller (79) are matched and fixed with the stainless steel pipe (8).

3. The stainless steel pipe cutting device according to claim 2, wherein: the automatic frame fixing device is characterized in that a base plate (16) is arranged below the frame (1), a stop block (17) used for fixing the frame (1) is arranged on the base plate (16), and the clamping device (5), the carrier roller device (6) and the limiting vertical roller (7) are all connected with the base plate (16).

4. A stainless steel pipe cutting apparatus according to claim 1, 2 or 3, wherein: the number of the clamping devices (5) is two, the two clamping devices (5) are respectively arranged on two sides of the saw blade (4), and the distance between the two clamping devices and the length of the saw blade (4) is equal.

5. The stainless steel pipe cutting device according to claim 4, wherein: saw bit (4) and stainless steel pipe (8) vertical cutting, one side that saw bit (4) play iron fillings is equipped with chip groove (54), the inside of chip groove (54) is hollow structure, be equipped with the opening that is used for collecting iron fillings on chip groove (54), and this opening orientation saw bit (4).

6. The stainless steel pipe cutting device according to claim 1, wherein: the saw blade (4) is connected with an output shaft of the reduction gearbox (3) through a flange (41), the saw blade (4) is combined with the flange (41), and a saw blade cover (42) is arranged outside the saw blade (4).

7. The stainless steel pipe cutting device according to claim 1, wherein: one side of the machine base (1) departing from the reduction gearbox (3) is of a hollow structure, and a cover plate (13) is arranged on the side.

8. The stainless steel pipe cutting device according to claim 1, wherein: the piston rod output end of the first hydraulic cylinder (11) is provided with an ear ring (14), and the ear ring (14) is connected with the connecting seat (31) through a pin shaft (15).

9. The stainless steel pipe cutting device according to claim 1, wherein: the first clamp (51) and the second clamp (52) are both made of brass.