CN213351022U - Seamless steel pipe cutter - Google Patents
Seamless steel pipe cutter Download PDFInfo
- Publication number
- CN213351022U CN213351022U CN202022218202.7U CN202022218202U CN213351022U CN 213351022 U CN213351022 U CN 213351022U CN 202022218202 U CN202022218202 U CN 202022218202U CN 213351022 U CN213351022 U CN 213351022U
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- steel pipe
- driving
- seamless steel
- cutter
- turntable
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Abstract
The utility model discloses a seamless steel pipe cut-off machine, which comprises a frame, wherein a plurality of driving rollers, clamping devices and turntables are sequentially arranged on the frame from one end to the other end, one of the driving rollers is connected with a first driving assembly, the middle part of each turntable is provided with a through hole for a seamless steel pipe to pass through, each turntable is connected with a second driving assembly for driving the turntables to rotate, a cutter feeding device is fixed on the side of each turntable departing from the clamping device, and a cutting knife is connected on each cutter feeding device; the utility model discloses can guarantee the roughness of steel pipe terminal surface, mechanized production simultaneously, the operating efficiency is high, has satisfied the production demand.
Description
Technical Field
The utility model belongs to the technical field of seamless steel pipe production facility, a seamless steel pipe cutter is related to.
Background
Seamless steel pipes are steel pipes which are punched by a whole round steel and have no welding seams on the surface, and are called seamless steel pipes. The seamless steel pipe may be hot-rolled, cold-drawn, extruded, pipe-jacked, etc., depending on the production method.
The main production processes of the hot-rolled seamless steel tube comprise tube blank heating, perforation, tube rolling, steel tube reheating, sizing, heat treatment, finished tube straightening, finishing, inspection and the like, after the tube blank is heated, perforated and sized, the end surfaces of the steel tubes are uneven, trimming needs to be carried out in the finishing step, the flatness of the end surfaces of the steel tubes is guaranteed, the production instruction of the seamless steel tubes is improved, most of the prior seamless steel tubes are polished in an artificial mode, but when the diameter of the seamless steel tubes is large, the manual polishing mode is low in efficiency, and the factory production requirements cannot be met.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a seamless steel pipe cutter, fine solution the current artifical mode of polishing inefficiency problem.
In order to realize the purpose, the utility model discloses a technical scheme as follows: a seamless steel pipe cutting machine comprises a rack, wherein a plurality of driving rollers, clamping devices and turntables are sequentially arranged on the rack from one end to the other end, one of the driving rollers is connected with a first driving assembly, a through hole for a seamless steel pipe to pass through is formed in the middle of each turntable, each turntable is connected with a second driving assembly for driving the turntables to rotate, a cutter feeding device is fixed on the side, away from the clamping devices, of each turntable, and a cutting knife is connected to each cutter feeding device;
the cutter feeding device comprises a fixing seat fixed on the side, deviating from the clamping device, of the rotary table, a cutter holder arranged on the fixing seat and capable of sliding along the radial direction of the rotary table, and a screw connected to the fixing seat, wherein the cutting-off cutter is fixed on the cutter holder, the screw is in threaded connection with the cutter holder, one end, far away from the cutter holder, of the screw is connected with a rotating wheel with a convex tooth-shaped peripheral surface, a baffle fixed on the rack is arranged on one side of the rotary table, and a stop block matched with the rotating wheel.
Furthermore, the first driving assembly comprises a driven sprocket connected with a rotating shaft of one of the driving rollers, a first driving motor arranged below the rack and a driving sprocket connected to an output shaft of the first driving motor, and a driving chain is connected between the driving sprocket and the driven sprocket.
Furthermore, the driving roller is dumbbell-shaped.
Furthermore, the clamping device comprises a support ring fixed on the frame, three hydraulic cylinders uniformly distributed along the circumference of the outer circular surface of the support ring, and a pressing block connected to the end part of a piston rod of each hydraulic cylinder, wherein the axis of each hydraulic cylinder is perpendicular to the axis of the support ring, and a piston rod of each hydraulic cylinder can extend into the support ring.
Further, the second drive assembly includes a second drive motor arranged below the frame, a drive belt pulley connected to an output shaft of the second drive motor, and a driven belt pulley arranged on the frame, a transmission belt is connected between the drive belt pulley and the driven belt pulley, a drive gear coaxially connected with the driven belt pulley is arranged below the turntable, and gear teeth meshed with the drive gear are arranged on the outer circular surface of the turntable.
Further, the end of the screw rod is provided with an annular flange, rolling bearings are sleeved on two sides of the flange, and the rolling bearings are fixed on the fixed seat.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses in, on adopting the driving roller of driving a vehicle to place the frame with seamless steel pipe, first drive assembly drive driving roller rotates, penetrates clamping device and carousel with the tip of seamless steel pipe, and clamping device is with the end fixing of seamless steel pipe, and second drive assembly drive carousel rotates and drives the cutter feeding device and go up the cutter and cut off the seamless steel pipe end, guarantees the roughness of steel pipe terminal surface, and mechanized production simultaneously, the operating efficiency is high, has satisfied the production demand.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the clamping device of the present invention;
FIG. 3 is a schematic view of the connection between the rotary table and the tool feeding device according to the present invention;
FIG. 4 is a schematic structural view of a cutter feeding device according to the present invention;
FIG. 5 is a schematic view of the rotary wheel of the present invention;
fig. 6 is a schematic view of the driving roller of the present invention.
In the figure: the cutting device comprises a rack (1), a transmission roller (2), a clamping device (3), a turntable (4), a cutting knife (5), a driven sprocket (6), a first driving motor (7), a driving sprocket (8), a transmission chain (9), a second driving motor (10), a driving belt pulley (11), a driven belt pulley (12), a transmission belt (13), a driving gear (14), a fixed seat (15), a knife holder (16), a screw rod (17), a rotating wheel (18), a stop block (19), a flange (20), a rolling bearing (21), a support ring (31), a hydraulic cylinder (32) and a pressing block (33).
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, fig. 3 and fig. 6, the seamless steel pipe cutting machine of the present invention comprises a frame 1, wherein a plurality of driving rollers 2, a clamping device 3 and a turntable 4 are sequentially arranged from one end to the other end of the frame 1, the driving rollers 2 are linearly arranged, and the driving rollers 2 are dumbbell-shaped, so that only a single steel pipe can be placed on the driving roller 2, the steel pipe does not shake on the driving roller 2, and the support is stable; one of them driving roller 2 is connected with first drive assembly, the through-hole that supplies seamless steel pipe to pass is seted up at 4 middle parts of carousel, and the below of carousel 4 is provided with the supporting wheel with the contact of 4 outer disc of carousel, and the supporting wheel sets up about the axis symmetry of carousel 4 to the supporting wheel is provided with a plurality ofly along the axis of carousel 4, supports carousel 4 and makes carousel 4 rotate, carousel 4 is connected with its pivoted second drive assembly of drive, be fixed with cutter feeding device on 4 sides of deviating from clamping device 3 of carousel, be connected with cutting off cutter 5 on the cutter feeding device.
In this embodiment, as shown in fig. 1, the first driving assembly includes a driven sprocket 6 connected to a rotating shaft of one of the driving rollers 2, a first driving motor 7 disposed below the frame 1, and a driving sprocket 8 connected to an output shaft of the first driving motor 7, and a driving chain 9 is connected between the driving sprocket 8 and the driven sprocket 6; the first driving motor 7 can rotate positively and negatively, the first driving motor 7 rotates positively and drives the driving roller 2 to rotate through the transmission of the driving chain wheel 8, the driving chain 9 and the driven chain wheel 6, and the seamless steel pipe placed on the driving roller 2 is conveyed into the clamping device 3 and the rotating disc 4; the first driving motor 7 rotates reversely, so that the seamless steel tube can be drawn out from the clamping device 3 and the rotating disc 4.
In this embodiment, as shown in fig. 2, the clamping device 3 includes a supporting ring 31 fixed on the frame 1, three hydraulic cylinders 32 uniformly distributed along the circumference of the outer circular surface of the supporting ring 31, and a pressing block 33 connected to the end of the piston rod of the hydraulic cylinder 32, the axis of the hydraulic cylinder 32 is perpendicular to the axis of the supporting ring 31, and the piston rod of the hydraulic cylinder 32 can extend into the supporting ring 31; when the driving roller 2 transmits the end part of the seamless steel pipe to the clamping device 3 and the through hole in the rotary table 4, the piston rod of the hydraulic cylinder 32 is controlled to extend, the pressing block 33 is tightly pressed on the surface of the seamless steel pipe, and the seamless steel pipe is prevented from rotating or shaking when the cutting knife 5 cuts the seamless steel pipe.
In this embodiment, as shown in fig. 1 and 3, the second driving assembly includes a second driving motor 10 disposed below the rack 1, a driving pulley 11 connected to an output shaft of the second driving motor 10, and a driven pulley 12 disposed on the rack 1, a driving gear 14 coaxially connected to the driven pulley 12 is disposed below the turntable 4, and gear teeth engaged with the driving gear 14 are disposed on an outer circumferential surface of the turntable 4; the second driving motor 10 rotates, the driving gear 14 drives the rotary table 4 to rotate through the transmission among the driving belt pulley 11, the transmission belt 13 and the driven belt pulley 12, the cutter feeding device and the cutting knife 5 on the rotary table 4 also rotate along with the rotation, and the cutting knife 5 cuts the seamless steel pipe.
In this embodiment, as shown in fig. 4 and 5, the cutter feeding device includes a fixed seat 15 fixed on a side of the rotary table 4 away from the clamping device 3, a cutter seat 16 arranged on the fixed seat 15 and capable of sliding along a radial direction of the rotary table 4, and a screw 17 connected to the fixed seat 15, the cutter seat 16 and the fixed seat 15 slide by using a sliding rail and a sliding groove, the cutting-off cutter 5 is fixed on the cutter seat 16, the screw 17 is connected with the cutter seat 16 by a thread, one end of the screw 17 away from the cutter seat 16 is connected with a rotating wheel 18 with a convex tooth-shaped outer peripheral surface, one side of the rotary table 4 is provided with a baffle fixed on the machine frame 1, the baffle is provided with a stopper 19 adapted to the rotating wheel 18; during cutting, the fixed seat 15 rotates along with the rotary table 4, when the rotating wheel 18 on the screw rod 17 collides with the stop block 19, the rotating wheel 18 rotates for a certain angle, the screw rod 17 also rotates for a certain angle, the cutter holder 16 feeds a certain length to the center of the rotary table 4 through the threaded connection of the screw rod 17 and the cutter holder 16, the rotary table 4 rotates for one turn, the rotating wheel 18 collides with the stop block 19 once, the cutter holder 16 feeds once, the seamless steel pipe is cut by the final cutting knife 5, after cutting, the screw rod 17 is rotated, the cutter holder 16 is restored to the original position, and next cutting operation can be carried out.
In this embodiment, the end of the screw 17 is provided with an annular flange 20, two side sleeves of the flange 20 are provided with rolling bearings 21, the rolling bearings 21 are fixed on the fixing seat 15, the screw 17 and the fixing seat 15 are connected through the rolling bearings 21, it is ensured that the screw 17 rotates smoothly, when the screw 17 rotates, axial play does not occur, and it is ensured that the feeding amount of the cutting knife 5 is accurate.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a seamless steel pipe cutter which characterized in that: the seamless steel pipe cutting machine comprises a rack, wherein a plurality of transmission rollers, clamping devices and turntables are sequentially arranged on the rack from one end to the other end, one of the transmission rollers is connected with a first driving assembly, a through hole for a seamless steel pipe to pass through is formed in the middle of each turntable, each turntable is connected with a second driving assembly for driving the corresponding turntable to rotate, a cutter feeding device is fixed on the side, away from the clamping devices, of each turntable, and a cutting knife is connected to each cutter feeding device;
the cutter feeding device comprises a fixing seat fixed on the side, deviating from the clamping device, of the rotary table, a cutter holder arranged on the fixing seat and capable of sliding along the radial direction of the rotary table, and a screw connected to the fixing seat, wherein the cutting-off cutter is fixed on the cutter holder, the screw is in threaded connection with the cutter holder, one end, far away from the cutter holder, of the screw is connected with a rotating wheel with a convex tooth-shaped peripheral surface, a baffle fixed on the rack is arranged on one side of the rotary table, and a stop block matched with the rotating wheel.
2. The seamless steel pipe cutting-off machine according to claim 1, characterized in that: the first driving assembly comprises a driven chain wheel connected with a rotating shaft of one of the driving rollers, a first driving motor arranged below the rack and a driving chain wheel connected to an output shaft of the first driving motor, and a driving chain is connected between the driving chain wheel and the driven chain wheel.
3. The seamless steel pipe cutting-off machine according to claim 1, characterized in that: the driving roller is dumbbell-shaped.
4. The seamless steel pipe cutting-off machine according to claim 1, characterized in that: the clamping device comprises a support ring fixed on the rack, three hydraulic cylinders uniformly distributed along the circumference of the outer circular surface of the support ring and a pressing block connected to the end part of a piston rod of each hydraulic cylinder, the axis of each hydraulic cylinder is perpendicular to that of the support ring, and a piston rod of each hydraulic cylinder can extend into the support ring.
5. The seamless steel pipe cutting-off machine according to claim 1, characterized in that: the second drive assembly comprises a second drive motor arranged below the rack, a drive belt pulley connected to an output shaft of the second drive motor, and a driven belt pulley arranged on the rack, wherein a transmission belt is connected between the drive belt pulley and the driven belt pulley, a drive gear coaxially connected with the driven belt pulley is arranged below the turntable, and gear teeth meshed with the drive gear are arranged on the outer circular surface of the turntable.
6. The seamless steel pipe cutting-off machine according to claim 1, characterized in that: the end of the screw rod is provided with an annular flange, rolling bearings are sleeved on two sides of the flange, and the rolling bearings are fixed on the fixed seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022218202.7U CN213351022U (en) | 2020-09-29 | 2020-09-29 | Seamless steel pipe cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022218202.7U CN213351022U (en) | 2020-09-29 | 2020-09-29 | Seamless steel pipe cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213351022U true CN213351022U (en) | 2021-06-04 |
Family
ID=76126796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022218202.7U Active CN213351022U (en) | 2020-09-29 | 2020-09-29 | Seamless steel pipe cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213351022U (en) |
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2020
- 2020-09-29 CN CN202022218202.7U patent/CN213351022U/en active Active
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