Automatic steel pipe cutting device

Abstract

The utility model discloses an automatic steel pipe cutting device which is characterized by comprising a feeding rack and a cutting rack, the feeding rack is provided with a plurality of first rotating shafts for placing and moving steel pipes, the left side of the feeding rack is provided with a first clamping structure, the right side of the feeding rack is provided with a second clamping structure, the first clamping structure can move left and right on the feeding rack, and the second clamping structure can move left and right on the cutting rack. A cutting wheel is movably arranged on the cutting machine frame, a strip-shaped through hole allowing the cutting wheel to stretch into is formed in the cutting machine frame, a third clamping structure is arranged on the cutting machine frame, and the first clamping structure, the second clamping structure and the third clamping structure are used for clamping the steel pipe. According to the automatic steel pipe cutting device, the first clamping structure drives a steel pipe to move rightwards according to the length needing to be cut, after the steel pipe moves in place, the second clamping structure and the third clamping structure also clamp the steel pipe, finally, the steel pipe is cut through the cutting wheel, and the steel pipe cutting device is better in automation degree and higher in clamping and moving accuracy.

Description

TECHNICAL FIELD

[0001] The utility model relates to cutting equipment technical field, concretely relates to an automatic steel pipe cutting device. BACKGROUND

[0002] Steel pipe cutting is a kind of industrial operation frequently involved in the production process of stainless steel pipe, for example, the Chinese utility model patent with the application number CN202521715561.X discloses a kind of stainless steel pipe cutting device, including workbench, the one side of workbench is fixedly installed with mounting bracket, the top of mounting bracket is detachably installed with stand column, the inside of stand column is slidably installed with adjusting rod from top to bottom, the top of adjusting rod is fixedly connected with the top block located above stand column, the top of top block is rotatably installed with pressing plate, the one side of stand column is fixedly installed with the steel pipe lifting piece that is mutually adapted with pressing plate, the one side of stand column is penetrated and is provided with positioning bolt, the one end of positioning bolt passes through the inside of adjusting rod and extends to the other side of stand column.This kind of steel pipe cutting device needs to manually move steel pipe position to cut, and the degree of automation is lower. SUMMARY

[0003] In view of the deficiencies of the background art, the technical problem to be solved by the utility model is to provide an automatic steel pipe cutting device with higher degree of automation.

[0004] To this end, the utility model is implemented by adopting the following technical solutions:

[0005] Automatic steel pipe cutting device, characterized by: including feeder frame and cutting frame, the feeder frame is provided with a plurality of first rotating shafts for placing and moving steel pipes, and the left side of the feeder frame is provided with a first clamping structure, and the right side is provided with a second clamping structure, the first clamping structure can move left and right on the feeder frame, the cutting frame is movably provided with a cutting wheel, the cutting frame is provided with a bar-shaped through hole for the cutting wheel to extend into, and the cutting frame is provided with a third clamping structure, the first clamping structure, the second clamping structure and the third clamping structure are used for clamping the steel pipe.

[0006] Further, the first clamping structure includes a first clamping block, a second clamping block and a first motor, a gear is sleeved on the motor shaft of the first motor, the feeder frame is provided with a rack engageable with the gear along its length direction, the first clamping block and the second clamping block are provided with a first arc-shaped opening aligned with each other, and the first clamping block is provided with a groove for the motor shaft of the first motor to extend into, a bearing is arranged in the groove, the outer ring of the bearing is fixed with the groove, and the inner ring is fixed with the motor shaft of the first motor, the second clamping block is movable relative to the first clamping block, and a guide limiting structure is arranged between the first motor, the first clamping block and the feeder frame.

[0007] Further, the guide limiting structure comprises two tracks horizontally arranged on the feeding frame, the tracks are provided with through grooves along the length direction, the first motor and the lower end of the first clamping block are provided with connecting rods, the lower part of the connecting rod is provided with a second rotating shaft, the two ends of the second rotating shaft are provided with rollers which are arranged in the through grooves, and the upper end of the track is provided with a limiting plate which is inwardly bent and blocks the rollers.

[0008] Further, the first clamping block is fixed with a first hydraulic cylinder, and the outer end of the first clamping block is provided with a plurality of first guide rods on the upper side and the lower side, the second clamping block is provided with a first protrusion which is aligned with the first hydraulic cylinder, and the second clamping block is provided with first guide through holes in which the first guide rods are movably arranged, and the outer end of the piston rod of the first hydraulic cylinder is fixed with the first protrusion.

[0009] Further, the second clamping structure and the third clamping structure each comprise a fixed seat and a third clamping block, the fixed seat and the third clamping block are provided with second arc-shaped openings which are aligned with each other, the upper end of the fixed seat is provided with a second hydraulic cylinder, and the outer end of the fixed seat is provided with a plurality of second guide rods on the upper side and the lower side, the third clamping block is provided with a second protrusion which is aligned with the second hydraulic cylinder, and the third clamping block is provided with second guide through holes in which the second guide rods are movably arranged, and the outer end of the piston rod of the second hydraulic cylinder is fixed with the second protrusion.

[0010] Further, the cutting frame is provided with a support, the support is hingedly connected to a bracket, the rear side of the bracket is provided with a second motor, a driving wheel is arranged on the motor shaft of the second motor, the cutting wheel is rotatably arranged on the front side of the bracket through a third rotating shaft, the third rotating shaft is provided with a driven wheel which is aligned with the driving wheel, the driven wheel and the driving wheel are driven by a belt, the cutting frame is provided with a third hydraulic cylinder, and the rear side of the bracket is provided with a hinged seat which is hingedly connected to the piston rod of the third hydraulic cylinder.

[0011] Further, the bracket is detachably provided with a handle which extends to one side of the cutting wheel through a plurality of bolts, the cutting frame is provided with a stand, the stand is provided with a spring, the upper end of the spring abuts against the bracket to promote the upward movement of the bracket, and the bracket is further provided with a protective cover which covers the upper half of the cutting wheel.

[0012] Further, the lower end of the cutting frame on the left and right sides of the strip-shaped through hole is provided with a strip-shaped groove, the cutting frame is made of ferromagnetic material, a strong magnet is adsorbed in the strip-shaped groove, the strong magnet has a pull ring, the strip-shaped groove has a transition arc edge, and the cutting frame is provided with a hopper which is aligned with the strip-shaped through hole and is used for collecting cutting waste.

[0013] Further, the feeding frame on one side of the track is provided with a length scale along the length direction.

[0014] After the technical scheme is applied, the steel pipe is placed on the first rotating shaft of the feeding rack, the right end of the steel pipe is placed below the cutting wheel, then the first clamping structure clamps the steel pipe, the first clamping structure drives the steel pipe to move right according to the length to be cut, the second clamping structure and the third clamping structure also clamp the steel pipe after the steel pipe is moved to the position, and finally the cutting wheel cuts the steel pipe, and the cutting waste generated in the cutting is dropped into the waste hopper through the strip-shaped through hole, so that the steel pipe cutting device is better in automation and higher in clamping and moving accuracy. BRIEF DESCRIPTION OF DRAWINGS

[0015] The utility model discloses the following drawings:

[0016] Figure 1 It is the overhead structure schematic diagram of the utility model;

[0017] Figure 2 It is the front view structure schematic diagram of cutting rack in the utility model;

[0018] Figure 3 It is the side view structure schematic diagram of cutting rack of the utility model and removes third clamping structure;

[0019] Figure 4 It is the schematic diagram of first clamping structure in the utility model;

[0020] Figure 5 It is the section structure schematic diagram of part cutting rack (strip-shaped through hole) in the utility model.

[0021] Fig. 1, feeding rack;2, cutting rack;3, first rotating shaft;4, first clamping structure;5, second clamping structure;6, cutting wheel;7, strip-shaped through hole;8, third clamping structure;9, first clamping block;10, second clamping block;11, first motor;12, gear;13, rack;14, first arc-shaped opening;15, bearing;16, track;17, through slot;18, connecting rod;19, second rotating shaft;20, roller;21, limit plate;22, first hydraulic cylinder;23, first guide rod;24, first lug;25, fixed seat;26, third clamping block;27, second hydraulic cylinder;28, second guide rod;29, second lug;30, support;31, support;32, second motor;33, driving wheel;34, third rotating shaft;35, driven wheel;36, belt;37, third hydraulic cylinder;38, hinged seat;39, bolt;40, handle;41, stand;42, spring;43, protective cover;44, strip-shaped slot;45, strong magnet;46, pull ring;47, transition arc edge;48, hopper;49, length scale mark. DETAILED DESCRIPTION

[0022] In order to further illustrate the technical means and effects taken by the utility model to achieve the predetermined utility model purposes, the following will be described in detail in combination with the drawings and preferred embodiments, the specific embodiments, structure, features and effects according to the utility model.

[0023] Referring to the above drawings Figures 1-3 The utility model provides an automatic steel pipe cutting device, which comprises a feeder frame 1 and a cutting frame 2, a plurality of first rotating shafts 3 for placing and moving steel pipes are arranged on the feeder frame 1, a first clamping structure 4 is arranged on the left side of the feeder frame 1, and a second clamping structure 5 is arranged on the right side of the feeder frame 1, the first clamping structure 4 can move left and right on the feeder frame 1, a cutting wheel 6 is movably arranged on the cutting frame 2, a strip-shaped through hole 7 into which the cutting wheel 6 extends is arranged on the cutting frame 2, and a third clamping structure 8 is arranged on the cutting frame 2, the first clamping structure 4, the second clamping structure 5 and the third clamping structure 8 are used for clamping steel pipes, the second clamping structure 5 and the third clamping structure 8 each comprise a fixed seat 25 and a third clamping block 26, the fixed seat 25 and the third clamping block 26 are provided with second arc-shaped openings aligned with each other, a second hydraulic cylinder 27 is arranged on the upper end of the fixed seat 25, and a plurality of second guide rods 28 are arranged on the upper and lower sides of the outer end of the fixed seat 25, a second protruding block 29 aligned with the air cylinder is arranged on the third clamping block 26, and the third clamping block 26 is provided with a second guide through hole into which the second guide rod 28 movably penetrates, the outer end of the piston rod of the second hydraulic cylinder 27 is fixed with the second protruding block 29, a support 30 is arranged on the cutting frame 2, a support frame 31 is hingedly connected to the support 30, a second motor 32 is arranged on the rear side of the support frame 31, a driving wheel 33 is sleeved on the motor shaft of the second motor 32, the cutting wheel 6 is rotatably arranged on the front side of the support frame 31 through a third rotating shaft 34, the third rotating shaft 34 is sleeved with a driven wheel 35 aligned with the driving wheel 33, the driven wheel 35 and the driving wheel 33 are driven through a belt 36, a third hydraulic cylinder 37 is arranged on the cutting frame 2, a hinged seat 38 hinged with the piston rod of the third hydraulic cylinder 37 is arranged on the rear side of the support frame 31, a handle 40 extending to one side of the cutting wheel 6 is detachably arranged on the support frame 31 through a plurality of bolts 39, a stand column 41 is arranged on the cutting frame 2, the stand column 41 is sleeved with a spring 42, the upper end of the spring 42 abuts against the support frame 31 to promote the upward movement of the support frame 31, a protective cover 43 covering the upper half of the cutting wheel 6 is further arranged on the support frame 31, and a length scale mark 49 is arranged on the feeder frame 1 on one side of the track 16 along the length direction thereof.

[0024] In the embodiment, the steel pipe is placed on the first rotating shaft 3 of the feeder frame 1, and the right end of the steel pipe is placed below the cutting wheel 6, then the steel pipe is clamped by the first clamping structure 4, the first clamping structure 4 drives the steel pipe to move right according to the length to be cut, after the steel pipe is moved to the position, the second clamping structure 5 and the third clamping structure 8 also clamp the steel pipe, and finally the steel pipe is cut by the cutting wheel 6, after cutting, the first clamping structure 4 releases the steel pipe and resets to the left, and then clamps the steel pipe again, at this time, the second clamping structure 5 and the third clamping structure 8 release the steel pipe, and the first clamping structure 4 drives the steel pipe to move right to repeat the cutting operation, the cutting waste generated by cutting falls into the waste hopper 48 through the strip-shaped through hole 7, the steel pipe cutting device has better automation, and the clamping and moving accuracy is also higher; the second hydraulic cylinder 27 is driven to drive the piston rod to move up and down, so as to drive the second protruding block 29 and the third clamping block 26 to move back and forth, so that the third clamping block 26 and the fixed seat 25 clamp or release the steel pipe; the driving of the cutting wheel 6 is realized by cooperation of the second motor 32, the driving wheel 33, the driven wheel 35 and the belt 36, so as to cut the steel pipe, the bracket 31 and the cutting wheel 6 can be swung by the third hydraulic cylinder 37, so as to realize automatic cutting of the steel pipe; the detachable handle 40 and the spring 42 can realize manual swinging of the bracket 31 and the cutting wheel 6, realizing automatic and manual operation, so as to meet different needs of different workers, and the applicability is stronger, the spring 42 can automatically reset the bracket 31 and the cutting wheel 6 after cutting the steel pipe, saving time and effort, the protective cover 43 can prevent iron filings from splashing out during cutting, and can also ensure that most of the cutting waste can fall into the strip-shaped through hole 7 and the hopper 48, so as to facilitate collection of the cutting waste, and the length scale mark 49 is arranged to cooperate with the movement of the first clamping structure 4, so that the worker can more intuitively and clearly judge the length of the cut steel pipe.

[0025] Referring to Figure 4As shown, the first clamping structure 4 includes a first clamp block 9, a second clamp block 10 and a first motor 11, a gear 12 is sleeved on the motor shaft of the first motor 11, the feeder frame 1 is provided with a rack 13 which can engage with the gear 12 along the length direction of the feeder frame 1, the first clamp block 9 and the second clamp block 10 are provided with a first arc-shaped opening 14 which is aligned with each other, and the first clamp block 9 is provided with a recess in which the motor shaft of the first motor 11 extends, a bearing 15 is arranged in the recess, the outer ring of the bearing 15 is fixed with the recess, and the inner ring is fixed with the motor shaft of the first motor 11, the second clamp block 10 is movable relative to the first clamp block 9, a guide limiting structure is arranged between the first motor 11, the first clamp block 9 and the feeder frame 1, the guide limiting structure includes two tracks 16 which are arranged transversely on the feeder frame 1, the tracks 16 are provided with a through groove 17 along the length direction of the tracks 16, the lower ends of the first motor 11 and the first clamp block 9 are provided with a connecting rod 18, the lower part of the connecting rod 18 is provided with a second rotating shaft 19, the second rotating shaft 19 is sleeved with a roller 20 which is located in the through groove 17, the upper end of the track 16 is provided with a limiting plate 21 which is bent inward and blocks the roller 20, the first clamp block 9 is fixed with a first hydraulic cylinder 22, and the outer end of the first clamp block 9 is provided with a plurality of first guide rods 23 on the upper side and the lower side, the second clamp block 10 is provided with a first protrusion 24 which is aligned with the first hydraulic cylinder 22, and the second clamp block 10 is provided with a first guide through hole in which the first guide rod 23 movably penetrates, and the outer end of the piston rod of the first hydraulic cylinder 22 is fixed with the first protrusion 24.

[0026] In this embodiment, the steel pipe is placed between the two first arc-shaped openings 14, the first hydraulic cylinder 22 drives the first protrusion 24 and the second clamp block 10 to move inward along the first guide rod 23 to clamp the steel pipe, the first motor 11 drives the gear 12 to rotate, the rotation of the gear 12 cooperates with the rack 13 to make the first motor 11 and the first clamp block 9 move to the right, due to the cooperation of the track 16, the roller 20 and the limiting plate 21, it can ensure that the first clamping structure 4 moves smoothly on the feeder frame 1, and it can avoid the first motor 11 and the first clamp block 9 from being deflected, and it can also avoid the gear 12 from being separated from the rack 13,

[0027] Referring to Figure 5 As shown, the lower end of the cutting frame 2 on the left and right sides of the strip-shaped through hole 7 is provided with a strip-shaped groove 44, the cutting frame 2 is made of ferromagnetic material, a strong magnet 45 is adsorbed in the strip-shaped groove 44, the strong magnet 45 has a pull ring 46, the strip-shaped groove 44 has a transition arc edge 47, and the cutting frame 2 is provided with a hopper 48 which is aligned with the strip-shaped through hole 7 and is used for collecting cutting waste.

[0028] In this embodiment, when the cutting waste passes through the strip-shaped through hole 7, part of it will fall into the hopper 48, and part of it will be adsorbed by the strong magnet 45. The cutting waste on the cutting machine frame 2 will also be adsorbed by the strong magnet 45 when it is cleaned through the strip-shaped through hole 7, avoiding the movement of the cutting waste. When the strong magnet 45 is taken off by the pull ring 46, the cutting waste will fall into the hopper 48 due to gravity, facilitating the centralized cleaning of the cutting waste. The transition arc edge 47 can avoid cutting hands.

Claims

1. An automated steel pipe cutting apparatus characterized by: The utility model provides a steel pipe cutting device, including feeder frame and cutting frame, be equipped with a plurality of first rotation axis of steel pipe containing place and remove on feeder frame, and be equipped with first clamping structure on feeder frame left side, be equipped with second clamping structure on right side, first clamping structure can move on feeder frame left and right, cutting wheel is movably equipped on cutting frame, be equipped with the strip -shaped through -hole of cutting wheel extension on cutting frame, and be equipped with third clamping structure on cutting frame, first clamping structure, second clamping structure, third clamping structure are used for clamping steel pipe.

2. The automated steel pipe cutting apparatus of claim 1, wherein: The first clamping structure includes a first clamp block, a second clamp block and a first motor. A gear is sleeved on the motor shaft of the first motor. The feeder frame is provided with a rack along its length direction, which can engage with the gear. The first clamp block and the second clamp block are provided with first arc-shaped openings aligned with each other. The first clamp block is provided with a groove in which the motor shaft of the first motor extends. A bearing is arranged in the groove. The outer ring of the bearing is fixed with the groove, and the inner ring is fixed with the motor shaft of the first motor. The second clamp block is movable relative to the first clamp block. A guide limiting structure is arranged between the first motor, the first clamp block and the feeder frame.

3. The automated steel pipe cutting apparatus of claim 2, wherein: The guide limiting structure includes two tracks horizontally arranged on the feeder frame. The tracks are provided with through grooves along their length direction. The first motor and the lower end of the first clamp block are each provided with a connecting rod. The lower part of the connecting rod is provided with a second rotation shaft. The two ends of the second rotation shaft are sleeved with rollers located in the through grooves. The upper end of the track is provided with a limiting plate which is inwardly bent and blocks the rollers.

4. An automated steel pipe cutting apparatus according to claim 2 or 3, characterized by: A first hydraulic cylinder is fixed on the first clamp block. The outer end of the first clamp block is provided with a plurality of first guide rods on the upper side and the lower side. The second clamp block is provided with a first protrusion aligned with the first hydraulic cylinder. The second clamp block is provided with first guide through holes in which the first guide rods movably pass through. The outer end of the piston rod of the first hydraulic cylinder is fixed with the first protrusion.

5. The automated steel pipe cutting apparatus of claim 4, wherein: The second clamping structure and the third clamping structure each include a fixed seat and a third clamp block. The fixed seat and the third clamp block are provided with second arc-shaped openings aligned with each other. The fixed seat is provided with a second hydraulic cylinder on the upper end. The outer end of the fixed seat is provided with a plurality of second guide rods on the upper side and the lower side. The third clamp block is provided with a second protrusion aligned with the second hydraulic cylinder. The third clamp block is provided with second guide through holes in which the second guide rods movably pass through. The outer end of the piston rod of the second hydraulic cylinder is fixed with the second protrusion.

6. The automated steel pipe cutting apparatus of claim 5, wherein: The cutting frame is provided with a support. A bracket is hingedly connected to the support. A second motor is arranged on the rear side of the bracket. A driving wheel is sleeved on the motor shaft of the second motor. The cutting wheel is rotatably arranged on the front side of the bracket through a third rotation shaft. The third rotation shaft is sleeved with a driven wheel aligned with the driving wheel. The driven wheel and the driving wheel are driven by a belt. The cutting frame is provided with a third hydraulic cylinder. The rear side of the bracket is provided with a hinged seat hingedly connected with the piston rod of the third hydraulic cylinder.

7. The automated steel pipe cutting apparatus of claim 6, wherein: A handle extending to one side of the cutting wheel is detachably arranged on the bracket through a plurality of bolts. The cutting frame is provided with a stand. A spring is sleeved on the stand. The upper end of the spring abuts against the bracket to promote the upward movement of the bracket. The bracket is further provided with a protective cover covering the upper half of the cutting wheel.

8. The automated steel pipe cutting apparatus according to claim 5 or 6 or 7, characterized by: The lower end of the cutting frame on the left and right sides of the strip-shaped through hole is provided with a strip-shaped groove, the cutting frame is made of ferromagnetic material, a strong magnet is adsorbed in the strip-shaped groove, the strong magnet has a pull ring, the strip-shaped groove has a transition arc edge, and a hopper for collecting cutting waste is arranged in the cutting frame and aligned with the strip-shaped through hole.

9. The automated steel pipe cutting apparatus of claim 3, wherein: The feeder frame on one side of the track is provided with a length scale mark along the length direction thereof.

Images