Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 9. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Referring to fig. 1-9, the present invention provides a full-automatic chipless pipe cutting machine, including: the automatic feeding device comprises an automatic feeding structure 1, a chipless cutting mechanism 2, a length positioning mechanism 3, an automatic blanking mechanism 4, a receiving trolley 5 and a supporting lathe bed 6, wherein the supporting lathe bed 6 is sequentially provided with the chipless cutting mechanism 2, the length positioning mechanism 3 and the automatic blanking mechanism 4 from left to right, the left side of the chipless cutting mechanism 2 is provided with the automatic feeding mechanism 1, the right side of the automatic blanking mechanism 4 is provided with the receiving trolley 5, the automatic feeding mechanism 1 comprises a supporting frame 11, a movable supporting caster 12 is arranged below the supporting frame 11, a driven rotating wheel 17, a rotating motor 14, a driving rotating wheel 15 and a transition chain wheel 16 are sequentially arranged above the supporting frame 11 from left to right, and the driven rotating wheel 17 is connected with the rotating motor 14, the driving rotating wheel 15 and the transition chain wheel 16 through a conveying belt 13; when a workpiece to be cut is placed in the automatic feeding mechanism 1, the rotating motor 14 rotates to drive the driving rotating wheel 15 to rotate, so that the conveying belt 13 makes linear motion, the workpiece to be cut is conveyed to a specified position, and cutting is started.

The chipless cutting mechanism 2 comprises an intermediate clamping sleeve 27 and a motor for providing electric energy, wherein the intermediate clamping sleeve 27 is sequentially provided with a positioning mandrel 22, a synchronous pulley 21, a cutting machine case 23, a cutting main cutter disc 24, a cutting cutter seat 25 and a cutting rolling blade 26 from left to right, the synchronous pulley 21 is positioned inside the positioning mandrel 22, the cutting rolling blade 26 is positioned on the cutting cutter seat 25, the cutting cutter seat 25 is positioned on the cutting main cutter disc 24, the cutting main cutter disc 24 is connected with the cutting machine case 23, the cutting machine case 23 is connected with the positioning mandrel 22, the intermediate clamping sleeve 27 plays a role in connecting the synchronous pulley 21 and the cutting main cutter disc 24, the right end of the cutting main cutter disc 24 is also provided with a cutting chuck 28 for clamping a workpiece to be cut, and when the cutting main cutter disc 24 rotates, the cutting rolling blade 26 is driven to rotate and feed, the cutting chuck 28 is pressed downwards to fix the workpiece to be processed;

the length positioning mechanism 3 comprises a servo sliding table 31, a ball screw 32 is arranged at the center of the servo sliding table 31, two roller type linear sliding rails 35 are respectively arranged on two sides of the servo sliding table 31, the ball screw 32 is connected with a dead-stop adjusting servo motor 34 through a coupler 36, a dead-stop sliding table seat 331 is arranged on each of the roller type linear sliding rails 35 and the ball screw 32, a dead-stop mechanism 33 is arranged on the dead-stop sliding table seat 331, the dead-stop mechanism 33 comprises a limit sliding table support 332, the limit sliding table support 332 is positioned on the dead-stop sliding table seat 331, a dead-stop sliding table support plate 333 is arranged on the limit sliding table support 332, a dead-stop sliding block 335 is arranged on the dead-stop sliding table support plate 333, a dead-stop sliding seat 334 is arranged at the top of the dead-stop sliding block 335, a length positioning cylinder 3341 is arranged at the top of the dead-stop sliding seat 334, the fixed length floating rod 337 is arranged on the fixed length adjusting seat 336, the fixed length floating rod 337 is provided with the dead stop block 338, the length positioning mechanism 3 which has the advantages of high precision, long service life, low noise, stable operation, high operation speed, convenient debugging and the like and can be accurately positioned is formed,

when the rotating motor 14 rotates to drive the workpiece to be cut to enter the chipless cutting mechanism 2, the dead-stop adjusting servo motor 34 rotates to drive the dead-stop sliding pedestal 331 and parts on the dead-stop sliding pedestal 331 to move to specified positions, the length positioning cylinder 3341 extends out, the dead stop block 338 moves to the specified positions to stop the workpiece to be cut through transmission of a plurality of parts, and the dead-stop mechanism is oblique as can be seen from fig. 7, so that when the length positioning cylinder 3341 retracts, the dead stop block 338 is driven to be obliquely lifted upwards, and the purpose is that the cut workpiece is not scratched or damaged when the length positioning cylinder 3341 retracts to drive the dead stop block 338 to be lifted upwards; here, whether or not the dead-stop slide base 331 reaches the sensing range of the proximity sensor is sensed by the proximity sensor mounted at a prescribed position of the length positioning mechanism 3. Upon sensing that the dead stop slide stage 331 reaches the sensing range of the proximity sensor, the proximity sensor gives a signal to the PLC to a designated location. The transmission of a series of components means that the length positioning cylinder 3341 pushes the dead-shift sliding block 335 to complete the stroke of the length positioning cylinder 3341, the dead-shift adjusting seat 336 is installed at the lower part of the dead-shift sliding block 335, the fixed-length floating rod 337 is arranged on the dead-shift adjusting seat 336, and the fixed-length floating rod 337 is provided with the dead stop block 338, so that the dead-shift sliding block 335 is pushed, that is, the dead-shift sliding block 338 indirectly connected with the dead-shift sliding block 335 is pushed. The workpiece to be cut is blocked by moving to a specified position (the specified position is the position where the stroke of the length positioning cylinder 3341 is finished).

The automatic blanking mechanism 4 comprises a chain plate conveying mechanism 41 and a blanking mechanism 42, the chain plate conveying mechanism 41 comprises a driving rotating gear 49, a driven rotating gear 48, a supporting plate 45, a chain wheel supporting wheel 47, a chain plate 44, a chain plate side plate 46 and a speed reduction motor 43, the driving rotating gear 49 is connected with the driven rotating gear 48 through the chain plate 44, the chain plate 44 is provided with the chain plate supporting wheel 47 below, the supporting plate 45 is arranged inside the chain plate 44, the side surface of the chain plate 44 is provided with the chain plate side plate, the blanking mechanism 42 is provided with a material pushing cylinder 421, the right end of the chain plate 44 is provided with a first blanking device, the first blanking device comprises a material distributing cylinder 410, a material channel 441 and a material distributing plate 412, the right end of the material channel 441 is connected with the material distributing plate 412, the material distributing cylinder 410 controls the opening and closing of the material distributing plate, the second blanking device comprises a material blocking cylinder 414 and a material blocking plate 413, the material blocking cylinder 414 controls the material blocking plate 413 to extend and retract, the automatic blanking mechanism 4 provides two blanking modes, the first mode is provided by the first blanking device, the second mode is provided by the second blanking device, as shown in fig. 9, the first blanking mode has the working principle that when the chain conveying mechanism 41 conveys the cut workpiece to the designated position B of the first blanking mode, the program automatically identifies the stub bar and the tail, if the cut workpiece is the stub bar or the tail, the material blocking cylinder 410 retracts to drive the material blocking plate 412 to open, the stub bar or the tail can roll to the waste bin 52 of the material receiving vehicle 5 along the material receiving channel 411, if the cut workpiece is not the stub bar or the tail, the material blocking cylinder 410 extends to drive the material blocking plate 412 to close, the finished workpiece can roll to the finished product bin 51 of the material receiving vehicle 5 along the material receiving channel 411, the second blanking mode has the working principle that the material blocking cylinder 414 extends out to drive the material blocking plate 413 to extend out to block the cut workpiece, and when the chain plate conveying mechanism 41 conveys the cut workpiece to a specified position of the second blanking mode, namely, a position C in fig. 8, the material pushing cylinder 421 pushes out to drive the material pushing plate 422 to push the cut workpiece to a side material channel, namely, a position D in fig. 8 for blanking; wherein, the photoelectric sensor is arranged at the appointed position, and when the workpiece is conveyed to the irradiation range of the photoelectric sensor by the chain plate conveying mechanism 41, the photoelectric sensor gives a signal reaching the appointed position to the PLC.

The material receiving vehicle 5 comprises a waste bin 52 and a finished product bin 51, the finished product bin 51 is positioned on the right side of the waste bin 52, and the material receiving vehicle is positioned below the first material receiving device.

Specifically, the number of the driven rotating wheels 17, the rotating motor 14, the driving rotating wheel 15 and the transition chain wheel 16 is two, and the number of the conveying belts 13 is two.

Specifically, the cutting tool apron 25 is connected with the cutting main cutter disc 24 through a linear rail. Smooth feeding can be ensured.

Specifically, the fixed stop slide pedestal 331 and the feed screw nut are fixedly locked through a feed screw nut seat and a feed screw nut seat adjusting pad.

Specifically, the bottom of the waste bin 5 is provided with a universal wheel capable of rolling.

Specifically, the cutting hob blade 26 in the present invention is a tungsten steel saw.

To sum up, the utility model provides a pair of full-automatic chipless pipe cutting machine, the cutting form is unique, and is high-efficient, quick, the incision is smooth level and smooth, reduce waste material, material saving, no smear metal, no burr, the pipe material can save advantages such as cleaning process one. In addition, compare ordinary pipe cutting machine on the market the utility model discloses still have following several kinds of advantages: continuously cutting a small tube thin-wall tube; intelligent automatic continuous feeding; automatically identifying and cutting off the stub bar and the tail; the length precision can reach +/-0.1 by automatic mechanical positioning; cutting by using a tungsten steel saw without deformation and burrs; one person can simultaneously operate a plurality of machines for mass production.

Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.