CN212495681U

CN212495681U - Steel pipe cutting device

Info

Publication number: CN212495681U
Application number: CN202020938304.3U
Authority: CN
Inventors: 徐德峰
Original assignee: Tianjin Jinnuo Steel Pipe Co ltd
Current assignee: Tianjin Jinnuo Steel Pipe Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-02-09
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses a steel pipe cutting device, which relates to the technical field of steel pipe processing equipment and comprises a frame, wherein the two sides of the length direction of the frame respectively form a feeding side and a discharging side of a steel pipe, a straight angle turntable and a rotating assembly for driving the straight angle turntable to horizontally rotate are arranged on the discharging side of the frame, a cutting assembly is arranged on the straight angle turntable, the cutting assembly comprises a cutting seat fixedly arranged on the straight angle turntable, a cutting knife is arranged in the cutting seat, and a driving assembly for driving the cutting knife to rotate is arranged on the straight angle turntable; the cutting assembly further comprises a lifting piece arranged on the straight angle turntable and used for driving the cutting knife to move up and down, a feeding device is arranged on the feeding side of the rack, and a limiting device is arranged between the feeding device and the cutting assembly. The utility model discloses a simple structure, the operation of being convenient for cuts off efficient, a steel pipe cutting device that application scope is wide.

Description

Steel pipe cutting device

Technical Field

The utility model relates to a steel pipe machining equipment technical field especially relates to a steel pipe cutting device.

Background

The steel pipe is a hollow long-strip round steel material, and is mainly widely used for industrial conveying pipelines, mechanical mechanism parts and the like in petroleum, chemical industry, medical treatment, food, light industry, mechanical instruments and the like. Further, since the steel sheet is light in weight when it is bent and has the same torsional strength, it is widely used for manufacturing machine parts and engineering mechanisms. The steel pipe is generally longer, in order to be applicable to different scenes, often need cut the steel pipe to suitable length.

The utility model with the prior patent publication No. CN203140867U discloses a stainless steel tube cutting machine, which comprises a workbench, a clamping mechanism for clamping a stainless steel tube and a cutting mechanism for cutting off the stainless steel tube are arranged on the workbench, the cutting mechanism is arranged above the clamping mechanism and is connected with a power mechanism which can drive the cutting mechanism to rotate,

by adopting the technical scheme, the motor drives the transmission roller to rotate to transmit the steel pipe to the clamping mechanism, the clamping mechanism clamps and positions the steel pipe, and the cutting motor drives the cutting machine to rotate through the belt to cut off the steel pipe. However, in the above technical solution, the angle of the cutting machine is not adjustable, so only small sections of steel pipes with circular cross-sections can be cut. Therefore, a device which can cut steel pipes at various angles, meet the special requirements of steel pipe processing and improve the convenience of steel pipe cutting is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a steel pipe cutting device drives the synchronous rotation of cutting knife through rotary type straight angle carousel, realizes cutting knife cutting angle's arbitrary regulation, can satisfy multi-angle cutting steel pipe, and application scope is wider.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a steel pipe cutting device comprises a rack, wherein the two sides of the length direction of the rack respectively form a feeding side and a discharging side of a steel pipe, a straight angle turntable and a rotating assembly for driving the straight angle turntable to horizontally rotate are arranged on the discharging side of the rack, a cutting assembly is arranged on the straight angle turntable, the cutting assembly comprises a cutting seat fixedly arranged on the straight angle turntable, a cutting knife is arranged in the cutting seat, and a driving assembly for driving the cutting knife to rotate is arranged on the straight angle turntable; the cutting assembly further comprises a lifting piece arranged on the straight angle turntable and used for driving the cutting knife to move up and down, a feeding device is arranged on the feeding side of the rack, and a limiting device is arranged between the feeding device and the cutting assembly.

Through adopting above-mentioned technical scheme, loading attachment and stop device guarantee the stable material loading of steel pipe, and drive assembly drive cutting knife rotates, and the up-and-down motion of lifter drive cutting knife accomplishes the operation of cutting off to the steel pipe at this in-process. The rotation of runner assembly drive straight angle carousel drives the synchronous rotation of cutting knife, and then changes the cutting angle of cutting knife, realizes multi-angle cutting steel pipe, and application scope is wider, and the practicality is strong.

The utility model discloses further set up to: the rotating assembly comprises a rotating cylinder fixedly arranged on the flat angle rotary table and a driving rack fixedly connected with a piston rod of the rotating cylinder, the flat angle rotary table is provided with a driving gear meshed with the driving rack in a rotating mode, and driven teeth meshed with the driving gear are formed on the periphery of the flat angle rotary table.

By adopting the technical scheme, the piston rod of the rotary cylinder stretches out and draws back to drive the driving rack to do reciprocating motion, and the driven gear drives the flat angle turntable to synchronously rotate under the driving of the driving gear, so that the rotation of the flat angle turntable is convenient to adjust.

The utility model discloses further set up to: a first annular graduated scale is fixed on the rack and arranged on one side, away from the flat angle rotary table, of the driven tooth.

Through adopting above-mentioned technical scheme, can audio-visually see straight angle carousel pivoted angle through first annular scale, the rotation angle of accurate regulation cutting knife improves cutting accuracy and cutting effect.

The utility model discloses further set up to: the driving assembly comprises a driving motor fixedly arranged on the straight angle turntable, the cutting knife is coaxially fixed with a rotating shaft, and the driving motor is in transmission connection with the rotating shaft through a belt pulley.

Through adopting above-mentioned technical scheme, driving motor passes through the belt pulley drive pivot and rotates, and the pivot drives the synchronous rotation of cutting knife, realizes the rotation of cutting knife.

The utility model discloses further set up to: the pivot overcoat is equipped with the slide, the piece that goes up and down is the lift cylinder, the lift cylinder is articulated to be set up on the straight angle carousel and its piston rod is articulated to be connected with the slide.

Through adopting above-mentioned technical scheme, the flexible reciprocating motion that can drive the slide of lift cylinder piston rod, and then drives the synchronous motion of cutting knife, realizes cutting off of steel pipe.

The utility model discloses further set up to: the feeding device comprises a feeding table and a sliding assembly for driving the feeding table to slide along the length direction of the rack, and an oil pressure chuck for clamping the steel pipe is arranged on the feeding table; the sliding assembly comprises a sliding rack which is fixedly arranged on one side of the width direction of the rack and extends along the length direction of the rack, a feeding motor and a sliding gear which is coaxially fixed with an output shaft of the feeding motor are fixed on the feeding table, and the sliding rack is meshed with the sliding gear.

Through adopting above-mentioned technical scheme, the end clamp of oil pressure chuck with the steel pipe is fixed, and the rotation of material loading motor drive sliding gear, under the effect of the rack that slides, reciprocating motion is realized to the material loading platform, realizes the automatic feed material loading of steel pipe.

The utility model discloses further set up to: one side, deviating from the sliding gear, of the sliding rack is provided with a second linear scale which is fixedly arranged on the rack.

Through adopting above-mentioned technical scheme, through the setting of second straight line scale, can audio-visually see the feeding length of material loading platform at every turn, guarantee the uniformity of the length of the small segment steel pipe of cutting.

The utility model discloses further set up to: the limiting device comprises two limiting rollers which are horizontally arranged on the rack in a rotating mode, a portal is arranged between the two limiting rollers, a fixed air cylinder is vertically fixed on the portal, and a limiting frame used for limiting the position of the upper side of the steel pipe is fixed on a piston rod of the fixed air cylinder.

By adopting the technical scheme, the telescopic piston rod of the fixed cylinder drives the limiting frame to reciprocate up and down, and the limiting frame is matched with the limiting roller, so that the upper position and the lower position of the steel pipe are limited.

To sum up, the utility model discloses a beneficial technological effect does:

(1) the horizontal rotation through the rotating assembly drive cutting knife, and then change the cutting angle of cutting knife. The cutting knife is driven to rotate by the driving assembly, and the lifting piece drives the cutting knife to move up and down, so that the steel pipe is cut. Through this kind of mode, realize multi-angle cutting steel pipe, cut off efficiently, application scope is wide.

(2) Through the setting of second straight line scale, the rotation angle of accurate regulation cutting knife guarantees cutting accuracy.

(3) The steel pipe is clamped between the limiting frame and the limiting roller through the up-and-down movement of the limiting frame driven by the fixed cylinder, so that the up-and-down position of the limiting steel pipe is limited, and the cutting effect of the steel pipe is improved.

Drawings

FIG. 1 is a schematic view of an embodiment of the present invention taken along a shaft;

fig. 2 is an axial view of a loading device according to an embodiment of the present invention;

FIG. 3 is a schematic view of an embodiment of the present invention, which is mainly used for showing the shaft of the sliding gear;

fig. 4 is an axial view of a position limiter according to an embodiment of the present invention;

fig. 5 is an axial view of an embodiment of the present invention, which is mainly used to embody a rotating assembly.

Reference numerals: 1. a frame; 2. a flat angle turntable; 3. a rotating assembly; 31. rotating the cylinder; 32. a driving rack; 33. A driving gear; 34. a driven tooth; 35. a first annular scale; 4. a cutting assembly; 41. a cutting seat; 42. a cutting knife; 43. a drive assembly; 431. a drive motor; 432. a rotating shaft; 433. a slide base; 5. a feeding device; 51. a feeding table; 52. a slipping component; 521. a feeding motor; 522. a slip gear; 523. a sliding rack; 524. a second linear scale; 53. a support; 54. an oil pressure chuck; 6. a limiting device; 61. a limiting roller; 62. a gantry; 63. fixing the air cylinder; 64. A limiting frame; 7. a lifting cylinder; 8. an arc-shaped slide rail.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments.

Referring to the attached drawing 1, the steel pipe cutting device comprises a rack 1, wherein the two sides of the rack 1 in the length direction respectively form a feeding side and a discharging side of a steel pipe. A flat angle turntable 2 is rotatably arranged on the discharging side of the rack 1 through a bearing, and a rotating assembly 3 for driving the flat angle turntable 2 to rotate is arranged on the rack 1. Be equipped with cutting assembly 4 on the straight angle carousel 2, cutting assembly 4 is equipped with cutting knife 42 in cutting seat 41 including fixed cutting seat 41 that sets up on straight angle carousel 2, is equipped with on the straight angle carousel 2 to be used for driving cutting knife 42 pivoted drive assembly 43, still is equipped with the lift piece that is used for driving cutting knife 42 up-and-down motion on the straight angle carousel 2. A feeding device 5 is arranged on the feeding side of the frame 1, and a limiting device 6 is arranged between the feeding device 5 and the bevel turntable; in the actual work, loading attachment 5 is used for the steel pipe material loading, and stop device 6 is used for restricting the upper and lower position of steel pipe, guarantees the cutting effect, thereby the reciprocal swing of cutting knife 42 along 1 length direction of frame is driven in the upper and lower upset of driving piece drive oblique angle carousel, and thereby the rotation of rotating assembly 3 drive straight angle carousel 2 adjusts cutting knife 42 horizontal rotation, and the rotation of driving assembly 43 drive cutting knife 42, and then realizes that the steel pipe cuts off.

Referring to fig. 2, the feeding device 5 includes a feeding table 51, the feeding table 51 is slidably disposed on the frame 1 through a sliding groove extending along a length direction of the frame 1, and a sliding assembly 52 for driving the feeding table 51 to slide is disposed on the frame 1.

Referring to fig. 2 and 3, the sliding assembly 52 includes a feeding motor 521 and a sliding gear 522 connected thereto, wherein the feeding motor 521 is detachably fixed on the feeding table 51 by bolts. An output shaft of the feeding motor 521 vertically penetrates through the feeding table 51, and the bottom of the feeding motor is coaxially fixed with the sliding gear 522 through a coupler. A sliding rack 523 engaged with the sliding gear 522 is fixed to one side of the frame 1 in the width direction, and the sliding rack 523 extends in the length direction of the frame 1. A second linear scale 524 extending along the length direction of the rack 1 is fixed on the rack 1, and the second linear scale 524 is arranged on one side of the sliding rack 523 away from the sliding gear 522; therefore, the feeding motor 521 drives the sliding gear 522 to rotate, and the feeding platform 51 reciprocates on the frame 1 under the action of the sliding rack 523. Meanwhile, the feeding length of the feeding table 51 can be visually seen through the second linear scale 524, and the lengths of the small sections of cut steel pipes are consistent.

Referring to fig. 1 and 2, a bracket 53 is fixed on the feeding table 51, and an oil pressure chuck 54 is detachably erected on the bracket 53; in operation, the oil chucks 54 are used to grip the ends of the steel pipe.

Referring to fig. 1 and 4, the limiting device 6 includes two limiting rollers 61 horizontally and rotatably disposed on the frame 1, and the two limiting rollers 61 are disposed at intervals along the length direction of the frame 1. Be equipped with portal 62 between two spacing rollers 61, portal 62 is fixed to be set up in frame 1, and portal 62 top middle part position is fixed with fixed cylinder 63 through bolt detachable, and fixed cylinder 63 is vertical setting and its piston rod down. A piston rod of the fixed cylinder 63 is fixedly connected with a limiting frame 64, and the limiting frame 64 is arranged on the gantry 62 in a sliding manner through a sliding chute extending along the height direction of the rack 1; in actual work, the limiting roller 61 is matched with the limiting frame 64 and used for limiting the upper position and the lower position of the steel pipe.

Referring to fig. 1 and 5, the rotating assembly 3 includes a rotating cylinder 31, and the rotating cylinder 31 is detachably fixed to the frame 1 by bolts. The piston rod of the rotating cylinder 31 is fixedly connected with an active rack 32, the active rack 32 is arranged on one side of the flat angle turntable 2 along the width direction of the rack 1, and the active rack 32 is arranged on the rack 1 in a sliding mode through a sliding groove extending along the length direction of the rack 1. A driving gear 33 is horizontally and rotatably arranged on the rack 1, the driving gear 33 is arranged between the flat angle turntable 2 and the driving rack 32 and meshed with the driving rack 32, and driven teeth 34 meshed with the driving gear 33 are formed at the peripheral side outer edge of the flat angle turntable 2. A first annular graduated scale 35 is arranged on one side of the driven tooth 34, which is far away from the flat angle turntable 2, and the first annular graduated scale 35 is fixedly arranged on the rack 1; therefore, the extension and contraction of the piston rod of the rotary cylinder 31 drives the synchronous reciprocating motion of the driving rack 32, and the flat angle rotary table 2 synchronously rotates under the action of the driving gear 33. Meanwhile, the first annular scale 35 can visually see the rotating angle of the flat angle rotary table 2, and the adjustment is accurate.

Referring to fig. 5, the driving assembly 43 includes a driving motor 431, and the driving motor 431 is detachably fixed to the flat angle rotary table 2 by bolts. A rotating shaft 432 is coaxially fixed at the middle position of one side of the cutting knife 42 close to the feeding side of the rack 1, the rotating shaft 432 penetrates through the cutting seat 41 along the length direction of the rack 1, and a sliding seat 433 is sleeved outside the rotating shaft 432. The driving motor 431 is in transmission connection with the rotating shaft 432 through a belt pulley; the rotation of the output shaft of the driving motor 431 will drive the synchronous rotation of the cutting knife 42.

The lifting piece is a lifting cylinder 7, the lifting cylinder 7 is hinged to the flat angle turntable 2, and a piston rod of the lifting cylinder 7 is hinged to the sliding base 433. An arc-shaped slide rail 8 with the driving motor 431 as the center of a circle is arranged on one side of the cutting seat 41 close to the feeding side of the rack 1, and the slide base 433 is arranged in the arc-shaped slide rail 8 in a sliding manner; therefore, the extension and contraction of the piston rod of the lifting cylinder 7 can drive the synchronous movement of the cutting knife 42.

The working principle of the embodiment is as follows: in actual operation, the steel pipe is placed on the stopper roller 61, and the oil chuck 54 clamps and fixes one end of the steel pipe. Subsequently, the extension of the piston rod of the fixed cylinder 63 drives the stopper 64 to move downward, and the up-and-down position of the steel pipe is restricted by the stopper 64 and the stopper roller 61. Next, the feeding motor 521 drives the feeding table 51 to move towards the side close to the flat angle rotating disc 2 through the sliding gear 522, so as to feed the steel pipe. When the cutting angle of steel pipe needs to be adjusted, the flexible drive driving rack 32 of the piston rod of the rotating cylinder 31 moves, under the action of the driving gear 33, the straight angle rotary table 2 drives the cutting knife 42 to rotate, and the rotating angle of the straight angle rotary table 2 can be seen through the first annular scale 35. Subsequently, the driving motor 431 drives the cutting knife 42 to rotate through the rotating shaft 432, and the piston rod of the lifting cylinder 7 is shortened to drive the cutting knife 42 to move downwards, so that the steel pipe is cut. Through this kind of mode, realize multi-angle cutting steel pipe, cut off efficiently, application scope is wide.

The above, only do the preferred embodiment of the present invention, not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a steel pipe cutting device, includes frame (1), frame length direction both sides constitute the feed side and the ejection of compact side of steel pipe respectively, its characterized in that: a flat angle turntable (2) and a rotating assembly (3) for driving the flat angle turntable (2) to horizontally rotate are arranged on the discharge side of the rack (1), a cutting assembly (4) is arranged on the flat angle turntable (2), the cutting assembly (4) comprises a cutting seat (41) fixedly arranged on the flat angle turntable (2), a cutting knife (42) is arranged in the cutting seat (41), and a driving assembly (43) for driving the cutting knife (42) to rotate is arranged on the flat angle turntable (2); the cutting assembly (4) further comprises a lifting piece arranged on the straight angle turntable (2) and used for driving the cutting knife (42) to move up and down, a feeding device (5) is arranged on the feeding side of the rack (1), and a limiting device (6) is arranged between the feeding device (5) and the cutting assembly (4).

2. The steel pipe cutting apparatus according to claim 1, wherein: the rotating assembly (3) comprises a rotating cylinder (31) fixedly arranged on the rack (1) and a driving rack (32) fixedly connected with a piston rod of the rotating cylinder (31), a driving gear (33) meshed with the driving rack (32) is arranged on the flat angle rotary table (2) in a rotating mode, and driven teeth (34) meshed with the driving gear (33) are formed on the periphery of the flat angle rotary table (2).

3. The steel pipe cutting apparatus according to claim 2, wherein: the frame (1) is fixed with first annular scale (35), first annular scale (35) set up in driven tooth (34) and deviate from straight angle carousel (2) one side.

4. The steel pipe cutting apparatus according to claim 1, wherein: the driving assembly (43) comprises a driving motor (431) fixedly arranged on the straight angle turntable (2), the cutting knife (42) is coaxially fixed with a rotating shaft (432), and the driving motor (431) is in transmission connection with the rotating shaft (432) through a belt pulley.

5. The steel pipe cutting apparatus according to claim 4, wherein: pivot (432) overcoat is equipped with slide (433), the piece that goes up and down is lift cylinder (7), lift cylinder (7) are articulated to be set up on straight angle carousel (2) and its piston rod is connected with slide (433) are articulated.

6. The steel pipe cutting apparatus according to claim 1, wherein: the feeding device (5) comprises a feeding table (51) and a sliding assembly (52) for driving the feeding table (51) to slide along the length direction of the rack (1), wherein an oil pressure chuck (54) for clamping a steel pipe is arranged on the feeding table (51); the sliding assembly (52) comprises a sliding rack (523) which is fixedly arranged on one side of the width direction of the rack (1) and extends along the length direction of the rack (1), a feeding motor (521) and a sliding gear (522) which is coaxially fixed with an output shaft of the feeding motor (521) are fixed on the feeding table (51), and the sliding rack (523) is meshed with the sliding gear (522).

7. The steel pipe cutting apparatus according to claim 6, wherein: slip rack (523) deviate from slip gear (522) one side and are equipped with second straight line scale (524), second straight line scale (524) are fixed to be set up in frame (1).

8. The steel pipe cutting apparatus according to claim 1, wherein: stop device (6) include that two levels rotate and set up spacing roller (61) on frame (1), two be equipped with portal (62) between spacing roller (61), vertically be fixed with fixed cylinder (63) on portal (62), the piston rod of fixed cylinder (63) is fixed with spacing (64) that are used for restricting the steel pipe upside position.