CN110639977A

CN110639977A - Steel pipe straightener

Info

Publication number: CN110639977A
Application number: CN201910209759.3A
Authority: CN
Inventors: 王辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-19
Filing date: 2019-03-19
Publication date: 2020-01-03

Abstract

The invention discloses a steel tube straightening machine, which comprises a discharging device, wherein the discharging device is used for placing steel tubes to be treated and conveying the steel tubes one by one; the transfer device is positioned at the outlet of the discharging device, receives the steel pipe transferred by the discharging device and then horizontally transfers the steel pipe by 90 degrees; the straightening device comprises a straightening rack and a feeding mechanism, the straightening rack is divided into a first straightening area for performing primary straightening on the steel pipe and a second straightening area for performing secondary straightening on the steel pipe, the feeding mechanism is arranged at an inlet of the first straightening area and conveys the steel pipe transferred by the transferring device into the first straightening area, and a rust removing mechanism is arranged between an outlet of the first straightening area and an inlet of the second straightening area; the straightening device has the advantages of good straightening effect, safe operation, higher working efficiency and rust removal function.

Description

Steel pipe straightener

Technical Field

The invention relates to a straightening machine, in particular to a steel tube straightening machine.

Background

In the coal mine industry, the steel pipe is a material that often uses and consume huge, and some steel pipes can take place the condition of bending deformation after using a period of time, in case the steel pipe bending deformation, can influence the security performance that uses, cause the potential safety hazard, consequently need just can come into operation after its alignment. The invention discloses a seamless steel tube straightening machine with the publication number of CN204074834U, which comprises a frame, wherein the frame comprises a left wall plate and a right wall plate which are arranged in parallel, a plurality of driving rollers are arranged on the left wall plate, a plurality of driven rollers are correspondingly arranged on the right wall plate, the driving rollers and the driven rollers are arranged on the same horizontal plane, and a straightening channel of a steel tube is formed by gaps between the driving rollers and the driven rollers; a motor for conveying power to the driving roller is arranged below the frame; the distance between the drive roller and the driven roller disposed in correspondence therewith was set to 20 cm. The driving roller and the driven roller are both plastic rollers. The distance between the driving roller and the driven roller is set to be 20cm by the device, so that the straightening degree of the steel pipe is increased; the driving roller and the driven roller for straightening are set as plastic rollers, so that the surface of the steel pipe is prevented from being damaged, and the quality of the steel pipe is ensured.

However, it has several problems: 1. for the straightening of a steel pipe with large bending degree, particularly a coil pipe, the straightening machine is difficult to finish the straightening work, the steel pipe is easy to clamp after entering the straightening machine, the steel pipe can be damaged, and the straightening effect is general; 2. the device generally adopts a manual feeding mode, so that the working efficiency is low and certain potential safety hazards exist; 3. the surface of the steel pipe can rust after being used for a period of time, and the steel pipe can be generally subjected to rust removal treatment in order not to influence subsequent use, the device only has the straightening effect, so that a special rust removal device needs to be arranged for carrying out rust removal treatment on the straightened steel pipe subsequently, and finally the structure is complex and heavy, and the manufacturing cost is high.

Disclosure of Invention

The invention mainly aims to provide a steel pipe straightening machine which has the advantages of good straightening effect, safety in operation, higher working efficiency and rust removal function.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a steel tube straightening machine comprises

The discharging device is used for placing the steel pipes to be treated and conveying the steel pipes one by one;

the transfer device is positioned at the outlet of the discharging device, receives the steel pipe transferred by the discharging device and then horizontally transfers the steel pipe by 90 degrees;

a straightening device, straightening device include alignment frame and feed mechanism, the alignment frame divide into and carry out the first alignment region of alignment once and carry out the second alignment region of secondary alignment to the steel pipe, feed mechanism set up in the import department in first alignment region, and will the steel pipe that transfer device transferred carry extremely in first alignment region, the regional export of first alignment with the regional import of second alignment between still be provided with rust cleaning mechanism.

Preferably, the discharging device comprises a base, a mounting frame and a releasing mechanism, the mounting frame is fixed on the base through a plurality of supporting columns, a collecting hopper for storing steel pipes is arranged above the mounting frame, two limiting plates are fixed below the collecting hopper at intervals, a containing space for enabling the steel pipes to vertically fall down in sequence is formed between the two limiting plates, an inclined plate is fixedly arranged at an outlet of the containing space, the releasing mechanism comprises a moving cylinder, a connecting rod, a first rotating shaft and a second rotating shaft, the moving cylinder is hinged on the base, a piston rod of the moving cylinder is hinged with the lower end of the connecting rod, the upper end of the connecting rod is fixed with the first rotating shaft, the first rotating shaft and the second rotating shaft are horizontally arranged at intervals and rotatably arranged on the mounting frame respectively, the both ends of first pivot be fixed with the driving plate respectively, the both ends of second pivot be fixed with the driven plate respectively, the driving plate with the driven plate between through bolted connection, first pivot on still be fixed with first tight seat of clamp, the middle part of first tight seat of clamp transversely be fixed with first projection, first projection stretch into the setting and be in accommodation space in, the second pivot on be fixed with the tight seat of second clamp, the middle part of the tight seat of second clamp transversely be fixed with the second projection, the second projection stretch into the setting and be in accommodation space in, first projection with the second projection when being close to, both form one and prevent the hindrance clearance of steel pipe downstream. In the structure, the collecting hopper is used for placing steel pipes to be processed, the steel pipes slide to the transfer device from the inclined plate after passing through the containing space in sequence, the containing space formed between the two limiting plates only enables one steel pipe to fall in sequence, the setting of the release mechanism is used for controlling the falling of the steel pipes, when the release mechanism acts on the containing space, the steel pipes are intercepted in the containing space, the release mechanism comprises a moving cylinder, a connecting rod, a first rotating shaft and a second rotating shaft, the specific working principle is that when a piston rod of the moving cylinder extends out, the lower end of the connecting rod is driven to be far away from the base, the upper end of the connecting rod moves reversely, as the upper end of the connecting rod is fixed with the first rotating shaft, when the first connecting rod moves reversely, the first rotating shaft rotates, and the second rotating shaft is matched with the driven plate through the driving plate and the driven plate and moves synchronously, so as to drive the first clamping seat, make the straight-line distance between first projection and the second projection be less than the diameter of steel pipe to the steel pipe is restricted in accommodation space, when the motion cylinder resets, then first projection and second projection are kept away from each other, and the steel pipe can drop smoothly.

Preferably, the discharging device further comprises a material guiding mechanism, the material guiding mechanism is composed of a material guiding cylinder and a material guiding plate, one end of the material guiding plate is coupled to the outlet of the inclined plate through a shaft, the material guiding cylinder is hinged to the bottom of the mounting frame, a piston rod of the material guiding cylinder is hinged to the lower end of the material guiding plate, and the material guiding plate is in butt joint with the transfer device. In the structure, the guide plate is arranged to convey the steel pipe which slides out through the inclined plate, and the elevation angle of the guide plate can be adjusted under the action of the guide cylinder, so that the steel pipe can be conveniently discharged.

Preferably, the transfer device comprises a support frame, a rotary table, a 90-degree rotating mechanism and a material pushing cylinder, wherein a rotating shaft is fixed at the lower end of the rotary table, the rotating shaft is arranged on the support frame through a bearing, a first bearing plate and a second bearing plate are arranged at the upper end of the rotary table at intervals, a bearing space is formed between the first bearing plate and the second bearing plate, a guide plate for abutting against the material guide plate is further obliquely fixed on the first bearing plate, the 90-degree rotating mechanism is arranged on the support frame and is used for driving the rotary table to horizontally rotate for 90 degrees repeatedly, and the material pushing cylinder is horizontally fixed on the support frame and is used for pushing a steel pipe which is horizontally rotated for 90 degrees to be close to the material feeding mechanism; when the steel pipe falls from the material guide plate to the receiving space through the guide plate, the 90-degree rotating mechanism drives the turntable to horizontally rotate for 90 degrees, so that one end of the steel pipe faces the feeding mechanism, and the steel pipe is pushed by the material pushing cylinder to be close to the feeding mechanism. In the structure, the steel pipe firstly enters a bearing space formed by the first bearing plate and the second bearing plate after falling from the material guide plate, then the 90-degree rotating mechanism drives the turntable to horizontally rotate for 90 degrees, so that the orientation of the steel pipe is consistent with the feeding direction of the feeding mechanism, and at the moment, the piston rod of the pushing cylinder acts on one end of the steel pipe, so that the steel pipe can smoothly enter the feeding mechanism.

Preferably, the 90-degree rotating mechanism comprises a rotating cylinder, a rack and a gear meshed with the rack, the rotating cylinder is fixed at the lower end of the support frame, the rack is fixed on a piston rod of the rotating cylinder, the gear is coaxially fixed at the lower end of the rotating shaft, a guide seat is further fixed at the lower end of the support frame, and a guide assembly is arranged between the guide seat and the gear. In this structure, during the revolving cylinder motion, drive the rack and remove, under the effect of rack, gear synchronous rotation because gear and axis of rotation are fixed, finally makes the carousel rotate, simple structure and reliable, the setting up of direction subassembly is convenient for rack linear motion, and the motion is more smooth and easy.

Preferably, a first aligning area is internally provided with a first rotating wheel set and a second rotating wheel set which are distributed at intervals from front to back, a transverse aligning channel is formed between the first rotating wheel set and the second rotating wheel set, the derusting mechanism comprises a derusting cylinder and a rotating unit which is used for driving the derusting cylinder to rotate, the derusting cylinder is rotatably arranged in the first aligning area, the derusting cylinder is provided with a derusting cavity which penetrates through the derusting cylinder from left to right, the derusting cavity is butted with an outlet of the transverse aligning channel, a plurality of polishing rings which are used for being in contact with a steel pipe are fixed on the inner wall of the derusting cavity, a vertical plate is fixed in the second aligning area, the vertical plate is provided with a third rotating wheel set and a fourth rotating wheel set which are distributed at intervals from top to bottom, and a longitudinal aligning channel is formed between the third rotating wheel set and the fourth rotating wheel set, the inlet of the longitudinal straightening channel is butted with the derusting cavity. In the structure, through the arrangement of the first straightening area and the second straightening area, the first rotating wheel set and the second rotating wheel set in the first straightening area, and the third rotating wheel set and the fourth rotating wheel set in the second straightening area are utilized to straighten the steel pipe in two directions, so that the straightening effect is improved, meanwhile, the steel pipe straightening machine can adapt to the steel pipe with larger bending degree, and the phenomenon of blocking is not easy to occur; the feeding mechanism can automatically feed materials, so that the steel pipe can automatically move to the first straightening area, manual feeding is avoided, and the operation safety is improved; the rust removing mechanism can polish the rust slag on the surface of the steel pipe, and the rust removing cylinder can be rotatably arranged in the first alignment area, so that the polishing ring can polish the circumference, the polishing dead angle is reduced, and the rust removing effect is improved.

Preferably, the feeding mechanism comprises a mounting plate, a first vertical plate, a second vertical plate, a movable wheel, a driving wheel and a turning unit, the first vertical plate and the second vertical plate are fixed on the mounting plate at intervals in the front-back direction, a rotatable tripod is arranged between the first vertical plate and the second vertical plate, the movable wheel is rotatably arranged on the tripod, the driving wheel is rotatably arranged between the first vertical plate and the second vertical plate and is driven by a rotating motor, a transmission channel for conveying a steel pipe is formed between the movable wheel and the driving wheel, the transmission channel is butted with the transverse straightening channel, the rotating motor is fixed on the outer side wall of the first vertical plate, the turning unit is arranged on the mounting plate and is used for driving the tripod to turn, the movable wheel is close to or far away from the driving wheel, the overturning unit comprises an overturning cylinder and an arc-shaped rod, the tripod is connected between the first vertical plate and the second vertical plate through a connecting shaft in a shaft mode, one end of the connecting shaft extends out of the second vertical plate, the overturning cylinder is hinged to the mounting plate, a piston rod of the overturning cylinder is hinged to one end of the arc-shaped rod, and the other end of the arc-shaped rod is fixed to the connecting shaft. In the structure, the movable wheel and the driving wheel are matched with each other, when the turnover unit drives the movable wheel to be close to the driving wheel, the movable wheel and the driving wheel can firmly clamp the steel pipe, and the driving wheel is driven by the rotating motor to rotate, so that the steel pipe can be conveniently put into the first straightening area; the concrete theory of operation of upset unit is when the upset cylinder goes on retracting the motion, can drive the arc pole and move down, because tripod and arc pole are fixed, consequently can overturn downwards in step, finally make the loose wheel be close to the action wheel, and both can grasp the steel pipe, make the steel pipe be difficult for droing.

Preferably, first runner group constitute by a plurality of first rotation wheel and a plurality of first motor that are the straight line and distribute, first rotation wheel rotatable setting be in first alignment region in, the output shaft of first motor with correspond first rotation wheel coaxial fixed, second runner group rotate wheel, a plurality of first actuating cylinder and a plurality of second motor by a plurality of second that is the straight line and form, first alignment region in seted up a plurality of first spouts, first actuating cylinder fix first alignment region in, first actuating cylinder's piston rod with correspond the second motor fixed, the output shaft of second motor pass first spout after with correspond the second rotate the wheel coaxial fixed. Therefore, the first rotating wheel can rotate smoothly, the first driving cylinder is adopted to drive the second motor and the second rotating wheel to move, the distance between the first rotating wheel set and the second rotating wheel set is convenient to adjust, and the steel pipes with different pipe diameters are convenient to adapt to.

Preferably, the third runner group rotate the wheel and constitute with a plurality of third motor by the third that a plurality of is straight line distribution, the third rotate the rotatable setting of wheel and be in the riser on, the output shaft of third motor with correspond the third rotate the coaxial fixed of wheel, the fourth runner group rotate wheel, a plurality of second drive actuating cylinder and a plurality of fourth motor by the fourth that a plurality of is straight line distribution and constitute, the riser on seted up a plurality of second spouts, the second drive actuating cylinder fix the riser on, the second drive actuating cylinder the piston rod with correspond the fourth motor fixed, the output shaft of fourth motor pass the second spout after with correspond the fourth rotate the coaxial fixed of wheel. Therefore, the third rotating wheel can rotate smoothly, the second driving cylinder can drive the fourth motor and the fourth rotating wheel to move, the distance between the third rotating wheel set and the fourth rotating wheel set is convenient to adjust, and the steel pipes with different pipe diameters can be conveniently adapted.

Preferably, the first straightening area is further provided with an air blowing mechanism, the air blowing mechanism comprises a support, an air pump and a plurality of air blowing nozzles, the support is fixed at an outlet of the rust removing cylinder, the air blowing nozzles are fixed on the support and are all aligned with the outlet of the rust removing cylinder, and the air blowing nozzles are connected with the air pump through pipelines. Thus, the rust after the treatment of the surface of the steel pipe can be blown off, and residues on the surface of the steel pipe are reduced.

Compared with the prior art, the invention has the advantages that: the discharging device is mainly used for storing a plurality of steel pipes and conveying the steel pipes to the transfer device one by one; the transfer device is used for receiving the steel pipe falling from the discharging device, after the steel pipe falls, the steel pipe is driven to horizontally rotate by 90 degrees, the moving direction of the steel pipe is consistent with the feeding direction of the feeding mechanism, the first straightening area and the second straightening area are used for carrying out secondary straightening on the steel pipe, the straightening effect is better, and the rust removing mechanism is used for removing residues on the surface of the steel pipe; during specific work, the steel pipes are placed into the discharging device, and then are discharged into the transfer device one by one, the transfer device adjusts the direction of the steel pipes and then conveys the steel pipes to the feeding mechanism, the feeding mechanism drives the steel pipes to move forwards to the first alignment area, the steel pipes are aligned for the first time through the first alignment area, and then are moved to the second alignment area for secondary alignment after the derusting effect of the derusting mechanism, and finally, the processed steel pipes are obtained; the invention has the advantages of good straightening effect, safe operation, higher working efficiency and rust removal function.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of a discharging device according to the present invention;

FIG. 3 is a schematic perspective view of a second embodiment of the discharging device of the present invention;

FIG. 4 is a schematic perspective view of the mounting bracket of the present invention engaged with a base;

FIG. 5 is a schematic perspective view of a release mechanism according to the present invention;

FIG. 6 is a schematic perspective view of the release mechanism of the present invention in an exploded state;

FIG. 7 is a schematic perspective view of a transfer device according to the present invention;

FIG. 8 is a schematic perspective view showing a disassembled state of the transfer device according to the present invention;

FIG. 9 is a schematic perspective view of the alignment apparatus of the present invention;

FIG. 10 is a schematic perspective view of the loading mechanism of the present invention;

FIG. 11 is a schematic perspective view of the loading mechanism of the present invention in an exploded state;

FIG. 12 is a perspective view of the alignment device of the present invention in an exploded state;

FIG. 13 is a schematic perspective view of a straightening frame according to the present invention;

FIG. 14 is a perspective view of a rotary unit according to the present invention;

fig. 15 is a perspective view of the polishing ring of the present invention.

Detailed Description

The invention is described in further detail below with reference to the embodiments of the drawings.

The first embodiment is as follows: as shown in the figure, the steel tube straightening machine comprises

The discharging device 3 is used for placing the steel pipes to be treated and conveying the steel pipes one by one;

a transfer device 4, wherein the transfer device 4 is positioned at the outlet of the discharge device 3, receives the steel pipe transferred by the discharge device 3 and then horizontally rotates and transfers the steel pipe by 90 degrees;

a straightening device 5, straightening device 5 includes straightening frame 1 and feed mechanism 13, and straightening frame 1 divide into and carries out the first alignment regional 11 of once alignment and carries out the second alignment regional 12 of secondary alignment to the steel pipe, and feed mechanism 13 sets up the import department at first alignment regional 11 to carry the steel pipe that transfer device 4 transferred to first alignment regional 11 in, still be provided with rust cleaning mechanism 14 between the export of first alignment regional 11 and the import of second alignment regional 12.

In this embodiment, the discharging device 3 includes a base 31, a mounting frame 32 and a releasing mechanism 33, the mounting frame 32 is fixed on the base 31 by a plurality of pillars 34, a collecting hopper 35 for storing steel pipes is disposed above the mounting frame 32, two limiting plates 36 are fixed below the collecting hopper 35 at intervals, an accommodating space 37 for allowing the steel pipes to fall vertically in sequence is formed between the two limiting plates 36, an inclined plate 38 is fixed at an outlet of the accommodating space 37 of the mounting frame 32, the releasing mechanism 33 includes a moving cylinder 331, a connecting rod 332, a first rotating shaft 333 and a second rotating shaft 334, the moving cylinder 331 is hinged on the base 31, a piston rod of the moving cylinder 331 is hinged with a lower end of the connecting rod 332, an upper end of the connecting rod 332 is fixed with the first rotating shaft 333, the first rotating shaft 333 and the second rotating shaft 334 are horizontally spaced and rotatably disposed on the mounting frame 32, two ends of the first rotating shaft 333 are respectively fixed with, driven plates 336 are fixed to two ends of the second rotating shaft 334 respectively, the driving plate 335 is connected with the driven plates 336 through bolts 337, a first clamping seat 338 is further fixed on the first rotating shaft 333, a first convex column 339 is transversely fixed to the middle of the first clamping seat 338, the first convex column 339 extends into the accommodating space 37, a second clamping seat 340 is fixed on the second rotating shaft 334, a second convex column 341 is transversely fixed to the middle of the second clamping seat 340, the second convex column 341 extends into the accommodating space 37, and when the first convex column 339 and the second convex column 341 are close to each other, a blocking gap for preventing the steel pipe from moving downwards is formed between the first convex column 339 and the second convex column 341.

In this embodiment, the discharging device 3 further includes a material guiding mechanism 39, the material guiding mechanism 39 is composed of a material guiding cylinder 391 and a material guiding plate 392, one end of the material guiding plate 392 is coupled to the outlet of the inclined plate 38, the material guiding cylinder 391 is hinged to the bottom of the mounting frame 32, a piston rod of the material guiding cylinder 391 is hinged to the lower end of the material guiding plate 392, and the material guiding plate 392 is connected to the transferring device 4.

Example two: as shown in the figure, the steel tube straightening machine comprises

In this embodiment, the discharging device 3 includes a base 31, a mounting frame 32 and a releasing mechanism 33, the mounting frame 32 is fixed on the base 31 by a plurality of pillars 34, a collecting hopper 35 for storing steel pipes is disposed above the mounting frame 32, two limiting plates 36 are fixed below the collecting hopper 35 at intervals, an accommodating space 37 for allowing the steel pipes to fall vertically in sequence is formed between the two limiting plates 36, an inclined plate 38 is fixed at an outlet of the accommodating space 37 of the mounting frame 32, the releasing mechanism 33 includes a moving cylinder 331, a connecting rod 332, a first rotating shaft 333 and a second rotating shaft 334, the moving cylinder 331 is hinged on the base 31, a piston rod of the moving cylinder 331 is hinged with a lower end of the connecting rod 332, an upper end of the connecting rod 332 is fixed with the first rotating shaft 333, the first rotating shaft 333 and the second rotating shaft 334 are horizontally spaced and rotatably disposed on the mounting frame 32, two ends of the first rotating shaft 333 are respectively fixed with, driven plates 336 are fixed to two ends of the second rotating shaft 334 respectively, the driving plate 335 is connected with the driven plates 336 through bolts 337, a first clamping seat 338 is further fixed on the first rotating shaft 333, a first convex column 339 is transversely fixed to the middle of the first clamping seat 338, the first convex column 339 extends into the accommodating space 37, a second convex column 341 is transversely fixed to the middle of the second clamping seat 340, the second convex column 341 extends into the accommodating space 37, and when the first convex column 339 and the second convex column 341 are close to each other, a blocking gap for preventing the steel pipe from moving downwards is formed between the first convex column 339 and the second convex column 341.

In this embodiment, the transfer device 4 includes a support frame 41, a rotary table 42, a 90 ° rotation mechanism 43, and a material pushing cylinder 44, a rotation shaft 45 is fixed at a lower end of the rotary table 42, the rotation shaft 45 is disposed on the support frame 41 through a bearing, a first receiving plate 46 and a second receiving plate 47 are disposed at an interval at an upper end of the rotary table 42, a receiving space 48 is formed between the first receiving plate 46 and the second receiving plate 47, a guide plate 461 for abutting against a material guide plate 392 is further obliquely fixed on the first receiving plate 46, the 90 ° rotation mechanism 43 is disposed on the support frame 41 and is used for driving the rotary table 42 to horizontally rotate repeatedly by 90 °, the material pushing cylinder 44 is horizontally fixed on the support frame 41 and is used for pushing a steel pipe horizontally rotated by 90 ° to approach the material feeding mechanism 13; when the steel pipe falls from the guide plate 392 to the receiving space 48 through the guide plate 461, the 90 ° rotation mechanism 43 drives the turntable 42 to horizontally rotate 90 ° so that one end of the steel pipe faces the feeding mechanism, and the steel pipe is pushed by the pushing cylinder 44 to approach the feeding mechanism 13.

In this embodiment, the 90 ° rotation mechanism 43 comprises a rotation cylinder 431, a rack 432, and a gear 433 engaged with the rack 432, the rotation cylinder 431 is fixed at the lower end of the support frame 41, the rack 432 is fixed on the piston rod of the rotation cylinder 431, the gear 433 is coaxially fixed at the lower end of the rotation shaft 45, a guide seat 434 is further fixed at the lower end of the support frame 41, and a guide assembly 435 is disposed between the guide seat 434 and the gear 433.

In this embodiment, a first rotating wheel set 15 and a second rotating wheel set 16 are disposed in the first alignment region 11, the first rotating wheel set 15 and the second rotating wheel set 16 are spaced apart from each other, a transverse alignment passage 111 is formed between the first rotating wheel set 15 and the second rotating wheel set 16, the derusting mechanism 14 includes a derusting cylinder 141 and a rotating unit 142 for driving the derusting cylinder 141 to rotate, the derusting cylinder 141 is rotatably disposed in the first alignment region 11, and the rust removing cylinder 141 is provided with a left and right through rust removing cavity 143, the rust removing cavity 143 is butted with an outlet of the transverse straightening channel 111, a plurality of polishing rings 144 used for contacting with the steel pipe are fixed on the inner wall of the rust removing cavity 143, a vertical plate 121 is fixed in the second straightening area 12, a third rotating wheel set 17 and a fourth rotating wheel set 18 which are distributed at intervals up and down are arranged on the vertical plate 121, a longitudinal straightening channel 122 is formed between the third rotating wheel set 17 and the fourth rotating wheel set 18, and an inlet of the longitudinal straightening channel 122 is butted with the rust removing cavity 143.

In this embodiment, the feeding mechanism 13 includes a mounting plate 131, a first vertical plate 132, a second vertical plate 133, a movable wheel 134, a driving wheel 135 and a turning unit 2, the first vertical plate 132 and the second vertical plate 133 are fixed on the mounting plate 131 at intervals in a front-back direction, a rotatable tripod 136 is disposed between the first vertical plate 132 and the second vertical plate 133, the movable wheel 134 is rotatably disposed on the tripod 136, the driving wheel 135 is rotatably disposed between the first vertical plate 132 and the second vertical plate 133 and driven by a rotating motor 137, a transmission channel 138 for transmitting the steel pipe is formed between the movable wheel 134 and the driving wheel 135, the transmission channel 138 is butted with the transverse straightening channel 111, the rotating motor 137 is fixed on an outer sidewall of the first vertical plate 132, and the turning unit 2 is disposed on the mounting plate 131 and is used for driving the tripod 136 to turn, so that the movable wheel 134 is close to or far away.

In this embodiment, the turning unit 2 includes the turning cylinder 21 and the arc rod 22, the tripod 136 is coupled between the first vertical plate 132 and the second vertical plate 133 through the connecting shaft 23, the second vertical plate 133 is extended out of one end of the connecting shaft 23, the turning cylinder 21 is hinged on the mounting plate 131, the piston rod of the turning cylinder 21 is hinged with one end of the arc rod 22, and the other end of the arc rod 22 is fixed with the connecting shaft 23.

In this embodiment, two bearing seats 112 are fixed at left and right intervals in the first straightening area 11, and the front and rear ends of the rust removing cylinder 141 are respectively mounted on the bearing seats 112 through bearings.

In this embodiment, the rotating unit 142 is composed of a first pulley 145, a second pulley 146, and a driving motor 148, the first pulley 145 is coaxially fixed on the derusting cylinder 141, the first pulley 145 is connected with the second pulley 146 through a timing belt 147, the driving motor 148 is fixed in the first straightening area 11, and an output shaft of the driving motor 148 is coaxially fixed with the second pulley 146.

In this embodiment, the first rotating wheel set 15 is composed of a plurality of first rotating wheels 151 and a plurality of first motors 152, the first rotating wheels 151 are rotatably disposed in the first alignment region 11, and output shafts of the first motors 152 are coaxially fixed with the corresponding first rotating wheels 151.

In this embodiment, the second rotating wheel set 16 is composed of a plurality of second rotating wheels 161, a plurality of first driving cylinders 163, and a plurality of second motors 162, which are linearly distributed, a plurality of first sliding slots 113 are formed in the first alignment region 11, the first driving cylinders 163 are fixed in the first alignment region 11, piston rods of the first driving cylinders 163 are fixed to the corresponding second motors 162, and output shafts of the second motors 162 are coaxially fixed to the corresponding second rotating wheels 161 after passing through the first sliding slots 113.

In this embodiment, the third rotating wheel set 17 is composed of a plurality of third rotating wheels 171 and a plurality of third motors 172 which are linearly distributed, the third rotating wheels 171 are rotatably disposed on the vertical plate 121, and output shafts of the third motors 172 are coaxially fixed with the corresponding third rotating wheels 171.

In this embodiment, the fourth rotating wheel group 18 is composed of a plurality of linearly distributed fourth rotating wheels 181, a plurality of second driving cylinders 182 and a plurality of fourth motors 183, a plurality of second sliding grooves 123 are formed in the vertical plate 121, the second driving cylinders 182 are fixed to the vertical plate 121, piston rods of the second driving cylinders 182 are fixed to the corresponding fourth motors 183, and output shafts of the fourth motors 183 are coaxially fixed to the corresponding fourth rotating wheels 181 after passing through the second sliding grooves 123.

In this embodiment, an air blowing mechanism 19 is further disposed in the first alignment region, the air blowing mechanism 19 includes a bracket 191, an air pump 192, and a plurality of air blowing nozzles 193, the bracket 191 is fixed at an outlet of the rust removing cylinder 141, the plurality of air blowing nozzles 193 are fixed on the bracket 191 and are all aligned with the outlet of the rust removing cylinder 141, and the plurality of air blowing nozzles 193 are connected with the air pump 192 through a pipe.

Claims

1. The utility model provides a steel pipe straightener which characterized in that: comprises that

2. The steel tube straightening machine according to claim 1, wherein: the discharging device comprises a base, a mounting frame and a releasing mechanism, wherein the mounting frame is fixed on the base through a plurality of supporting columns, a collecting hopper for storing steel pipes is arranged above the mounting frame, two limiting plates are fixed at intervals below the collecting hopper, a containing space for enabling the steel pipes to vertically fall down one by one is formed between the two limiting plates, an inclined plate is fixedly arranged at an outlet of the containing space at the mounting frame, the releasing mechanism comprises a moving cylinder, a connecting rod, a first rotating shaft and a second rotating shaft, the moving cylinder is hinged on the base, a piston rod of the moving cylinder is hinged with the lower end of the connecting rod, the upper end of the connecting rod is fixed with the first rotating shaft, the first rotating shaft and the second rotating shaft are horizontally arranged at intervals and are respectively and rotatably arranged on the mounting frame, the both ends of first pivot be fixed with the driving plate respectively, the both ends of second pivot be fixed with the driven plate respectively, the driving plate with the driven plate between through bolted connection, first pivot on still be fixed with first tight seat of clamp, the middle part of first tight seat of clamp transversely be fixed with first projection, first projection stretch into the setting and be in accommodation space in, the second pivot on be fixed with the tight seat of second clamp, the middle part of the tight seat of second clamp transversely be fixed with the second projection, the second projection stretch into the setting and be in accommodation space in, first projection with the second projection when being close to, both form one and prevent the hindrance clearance of steel pipe downstream.

3. The steel tube straightening machine according to claim 2, wherein: the discharging device further comprises a material guiding mechanism, the material guiding mechanism is composed of a material guiding cylinder and a material guiding plate, one end of the material guiding plate is connected to the position of the outlet of the inclined plate in a shaft mode, the material guiding cylinder is hinged to the bottom of the mounting frame, a piston rod of the material guiding cylinder is hinged to the lower end of the material guiding plate, and the material guiding plate is connected with the transferring device in a butt joint mode.

4. The steel tube straightening machine according to claim 3, wherein: the transfer device comprises a support frame, a rotary table, a 90-degree rotating mechanism and a material pushing cylinder, wherein a rotating shaft is fixed at the lower end of the rotary table, the rotating shaft is arranged on the support frame through a bearing, a first bearing plate and a second bearing plate are arranged at the upper end of the rotary table at intervals, a bearing space is formed between the first bearing plate and the second bearing plate, a guide plate used for being in butt joint with the material guide plate is also obliquely fixed on the first bearing plate, the 90-degree rotating mechanism is arranged on the support frame and used for driving the rotary table to horizontally rotate for 90 degrees repeatedly, and the material pushing cylinder is horizontally fixed on the support frame and used for pushing a steel pipe which horizontally rotates for 90 degrees to be close to the material feeding mechanism; when the steel pipe falls from the material guide plate to the receiving space through the guide plate, the 90-degree rotating mechanism drives the turntable to horizontally rotate for 90 degrees, so that one end of the steel pipe faces the feeding mechanism, and the steel pipe is pushed by the material pushing cylinder to be close to the feeding mechanism.

5. The steel tube straightening machine according to claim 4, wherein: the 90-degree rotating mechanism is composed of a rotating cylinder, a rack and a gear meshed with the rack, the rotating cylinder is fixed at the lower end of the support frame, the rack is fixed on a piston rod of the rotating cylinder, the gear is coaxially fixed at the lower end of the rotating shaft, a guide seat is further fixed at the lower end of the support frame, and a guide assembly is arranged between the guide seat and the gear.

6. The steel tube straightening machine according to claim 1, wherein: the first straightening area is internally provided with a first rotating wheel set and a second rotating wheel set which are distributed at intervals in the front and back, a transverse straightening channel is formed between the first rotating wheel set and the second rotating wheel set, the rust removing mechanism comprises a rust removing cylinder and a rotating unit for driving the rust removing cylinder to rotate, the rust removing cylinder is rotatably arranged in the first straightening area, and the derusting cylinder is provided with a derusting cavity which penetrates left and right, the derusting cavity is butted with the outlet of the transverse straightening channel, a plurality of polishing rings which are used for contacting with the steel pipe are fixed on the inner wall of the rust removing cavity, a vertical plate is fixed in the second straightening area, the vertical plate is provided with a third rotating wheel set and a fourth rotating wheel set which are distributed at intervals up and down, a longitudinal straightening channel is formed between the third rotating wheel set and the fourth rotating wheel set, and an inlet of the longitudinal straightening channel is butted with the rust removing cavity.

7. The steel tube straightening machine according to claim 6, wherein: the feeding mechanism comprises a mounting plate, a first vertical plate, a second vertical plate, a movable wheel, a driving wheel and a turning unit, wherein the first vertical plate and the second vertical plate are fixed on the mounting plate at intervals in the front-back direction, a rotatable tripod is arranged between the first vertical plate and the second vertical plate, the movable wheel is rotatably arranged on the tripod, the driving wheel is rotatably arranged between the first vertical plate and the second vertical plate and is driven by a rotating motor, a transmission channel for conveying steel pipes is formed between the movable wheel and the driving wheel, the transmission channel is butted with the transverse straightening channel, the rotating motor is fixed on the outer side wall of the first vertical plate, the turning unit is arranged on the mounting plate and is used for driving the tripod to turn, the movable wheel is close to or far away from the driving wheel, the overturning unit comprises an overturning cylinder and an arc-shaped rod, the tripod is connected between the first vertical plate and the second vertical plate through a connecting shaft in a shaft mode, one end of the connecting shaft extends out of the second vertical plate, the overturning cylinder is hinged to the mounting plate, a piston rod of the overturning cylinder is hinged to one end of the arc-shaped rod, and the other end of the arc-shaped rod is fixed to the connecting shaft.

8. The steel tube straightening machine according to claim 7, wherein: first runner group constitute by a plurality of first rotation wheel and a plurality of first motor that are the straight line and distribute, first rotation wheel rotatable setting be in first alignment region in, the output shaft of first motor with correspond first rotation wheel coaxial fixed, second runner group rotate wheel, a plurality of first actuating cylinder and a plurality of second motor of driving by a plurality of second that is the straight line and distribute and constitute, first alignment region in seted up a plurality of first spouts, first actuating cylinder fix first alignment region in, first actuating cylinder's piston rod with correspond the second motor fixed, the output shaft of second motor pass first spout after with correspond the second rotate the wheel coaxial fixed.

9. The steel tube straightening machine according to claim 7, wherein: third runner group be the third rotation wheel that the straight line distributes by a plurality of and constitute with a plurality of third motor, the third rotate the rotatable setting of wheel and be in the riser on, the output shaft of third motor with correspond the third rotate the coaxial fixed of wheel, fourth runner group be the fourth rotation wheel that the straight line distributes by a plurality of, a plurality of second drive actuating cylinder and a plurality of fourth motor are constituteed, the riser on seted up a plurality of second spouts, the second drive actuating cylinder fix the riser on, the second drive actuating cylinder the piston rod with correspond the fourth motor fixed, the output shaft of fourth motor pass behind the second spout with correspond the fourth rotate the coaxial fixed of wheel.

10. The steel tube straightening machine according to claim 6, wherein: the first straightening area is internally provided with a blowing mechanism, the blowing mechanism comprises a support, an air pump and a plurality of blowing nozzles, the support is fixed at the outlet of the rust removing cylinder, the blowing nozzles are fixed on the support and are all aligned to the outlet of the rust removing cylinder, and the blowing nozzles are connected with the air pump through a pipeline.