CN111890648A

CN111890648A - Port grinding device of PE pipeline

Info

Publication number: CN111890648A
Application number: CN202010664718.6A
Authority: CN
Inventors: 朱正直
Original assignee: Hangzhou Yixin Technology Innovation Co Ltd
Current assignee: Hangzhou Yixin Technology Innovation Co Ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2020-11-06

Abstract

The invention relates to the field of port polishing devices for PE (polyethylene) pipelines, in particular to a port polishing device for a PE pipeline, which comprises a fixing structure, a driving structure, a telescopic structure, a polishing structure, a guiding structure and a cleaning structure, wherein the fixing structure is arranged on the fixing structure; the fixed structure for fixing the cutting machine is provided with a driving structure for adjusting the height of the two guide structures, the guide structures and the driving structure are vertically arranged, and the guide structures for limiting the PE pipeline are rotatably connected with the driving structure; and then be convenient for adjust two guide structure's position through the drive structure, make two guide structure conflict PE pipeline, and then be convenient for carry on spacingly to the PE pipeline of different diameters, the effectual vibration range that produces at cutting in-process PE pipeline that has reduced, effectively prevent the quality of the too big cutting that influences PE pipeline of PE pipeline vibration range, the shaping of the PE pipeline of the too big influence make-up machine tip of PE pipeline cutting in-process shake range is effectively prevented simultaneously, the quality and the efficiency of the cutting of pipeline have been improved.

Description

Port grinding device of PE pipeline

Technical Field

The invention relates to the field of port polishing devices of PE pipelines, in particular to a port polishing device of a PE pipeline.

Background

An extruder for PE hollow wall pipes is a tool for producing plastic products; the method is characterized in that plastic melted by heating is injected into a die cavity under high pressure by an injection molding machine, a formed product is obtained after cooling and solidification, before the plastic product is formed, plasticizing is carried out in a plasticizing extruder of a PE hollow wall pipe, then extrusion cooling forming is carried out, during the production process of a PE winding pipe, raw materials are plasticized by the extruder, then preliminary forming is carried out by a neck ring mold of the plasticizing extruder, then sizing is carried out again by a sizing sleeve, cooling is carried out by a cooling water tank, finally winding and bonding forming are carried out by using a winding die, and then the PE pipe is cut by a cutting machine.

However, traditional PE pipeline is after the cutting, if the saw bit is sharp not, can have the burr at the tip of PE pipeline, when the saw bit high temperature, can bond the sweeps on the PE pipeline, makes the roughness of PE pipeline port relatively poor, and the manual work uses blade cleaning efficiency low and the security performance low, and must clear up after the PE pipeline is dismantled, and the PE pipeline shake in the cutting process, influences the quality of the cutting of PE pipeline easily.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a polishing device for a port of a PE pipeline.

The technical scheme adopted by the invention for solving the technical problems is as follows: a polishing device for a port of a PE pipeline comprises a fixing structure, a driving structure, a telescopic structure, a polishing structure, a guiding structure and a cleaning structure; the fixed structure for fixing the cutting machine is provided with the driving structure for adjusting the height of the two guide structures, the guide structures and the driving structure are vertically arranged, and the guide structures for limiting the PE pipeline are rotatably connected with the driving structure; the driving structure is provided with the cleaning structure for cleaning ash of the guide structure, and the cleaning structure is connected with the guide structure; the flexible structure is arranged on the driving structure and used for adjusting the position of the polishing structure, the flexible structure is parallel to the guiding structure and used for polishing the port of the PE pipeline, and the polishing structure is connected with the flexible structure in a sliding mode.

Specifically, fixed knot constructs including fixed plate and accomodates the frame, drive structure locates accomodate the inside of frame, it is equipped with a plurality ofly perpendicularly to accomodate on the frame the fixed plate.

Specifically, the drive structure includes actuating lever, fixed frame, slider, first lead screw and first motor, first motor is fixed in accomodate the inside of frame, first lead screw is fixed in first motor, accomodate the inside of frame and be equipped with sliding connection the slider, first lead screw with threaded connection between the slider, the sliding distance of slider is less than the length of slider, be equipped with the cross-section on the slider and be L shape the actuating lever, the actuating lever with accomodate sliding connection between the frame, the actuating lever deviates from the one end of accomodating the frame is equipped with the tip and is semi-circular fixed frame.

Specifically, guide structure includes leading wheel, guiding axle, drive wheel and lug, the both ends symmetry of fixed frame is equipped with two and rotates the connection the guiding axle, the drive wheel is fixed in the tip of guiding axle, the drive wheel is located the inside of fixed frame, be equipped with the semicircle on the drive wheel the lug, the guiding axle deviates from the one end of drive wheel is fixed with the leading wheel, the leading wheel with the guiding axle all with set up perpendicularly between the fixed frame.

Specifically, the cleaning structure comprises a scraper, a transmission block, a rotating shaft, a second sliding groove, a second reset spring, a positioning block and a roller, wherein the end part of the fixing frame is provided with the positioning block in one-to-one correspondence with the guide shaft, the positioning block is in sliding connection with the fixing frame, the second reset spring is arranged between the positioning block and the fixing frame, the roller is rotatably connected with the positioning block, the roller is connected with two transmission blocks, the second sliding groove is arranged on the transmission block, the roller is in rolling connection with the second sliding groove, one end of the transmission block, which is far away from the roller, is provided with the rotating shaft, the rotating shaft is rotatably connected with the fixing frame, two rotating shafts and one roller are positioned on three vertexes of a triangle, the rotating shaft is provided with the arc-shaped scraper with elasticity, two the scraper blade symmetry is located the both ends of leading wheel, the scraper blade with the leading wheel is contradicted.

Specifically, the telescopic structure comprises a sleeve, a sliding sleeve, a positioning bar, a first sliding groove, a driving block, a second motor, a second lead screw, a first reset spring and a transmission rod, wherein the sleeve is vertically fixed on the fixed frame, the sleeve is parallel to the guide wheel, the second motor is arranged in the sleeve, the second lead screw is arranged on the second motor, the second lead screw is in threaded connection with the driving block, the driving block is in sliding connection with the sleeve, the transmission rod is arranged at the end part of the driving block, the transmission rod is in sliding connection with the sliding sleeve, the transmission rod with a T-shaped structure at the end part penetrates through the first reset spring, the two ends of the first reset spring respectively abut against the transmission rod and the sliding sleeve, the sliding sleeve is in sliding connection with the sleeve, the positioning bar is arranged on the sliding sleeve, the width of the first sliding groove is increased in a stepped mode from two ends to the middle, and the positioning strip is connected with the first sliding groove in the sleeve in a sliding mode.

Specifically, the polishing structure includes emery wheel, transmission shaft, band pulley, third motor and belt, the third motor is fixed in the inside of sliding sleeve, the sliding sleeve is the trapezium structure, the transmission shaft with rotate between the sliding sleeve and be connected, the transmission shaft with all be equipped with on the third motor the band pulley, the belt twine in the band pulley, the emery wheel is fixed in the transmission shaft, the emery wheel distance the maximum distance between the fixed frame is greater than the length of leading wheel.

The invention has the beneficial effects that:

(1) according to the port polishing device for the PE pipeline, the fixing structure for fixing the port polishing device on the cutting machine is provided with the driving structure for adjusting the heights of the two guiding structures, the guiding structures and the driving structure are vertically arranged, and the guiding structures for limiting the PE pipeline are rotatably connected with the driving structure; and then be convenient for adjust two guide structure's position through the drive structure, make two guide structure conflict PE pipeline, and then be convenient for carry on spacingly to the PE pipeline of different diameters, the effectual vibration range that produces at cutting in-process PE pipeline that has reduced, effectively prevent the quality of the too big cutting that influences PE pipeline of PE pipeline vibration range, effectively prevent the shaping of the too big PE pipeline that influences make-up machine tip of PE pipeline cutting in-process shake range simultaneously, and then the quality and the efficiency of the cutting of pipeline have been improved greatly, promptly: the method comprises the steps that a plurality of fixing plates are fixed on a rack of the cutting machine through bolts, the end portions of guide wheels are located on one side of saw blades of the cutting machine, then a first motor and a second motor are respectively powered on, power lines are connected to a control assembly, the time of positive and negative rotation of the first motor at each time is adjusted when pipes with different diameters are cut, when the pipes are cut, the first motor rotates, the first motor drives a first lead screw to rotate, the first lead screw drives a sliding block and a containing frame to slide in a threaded mode, the sliding block slides towards the direction of the first motor, the sliding block drives a driving rod and the containing frame to slide, the driving rod drives a fixing frame to move towards the direction of a PE pipe, the two guide wheels are abutted against the PE pipe, the PE pipe enables the guide wheels to drive the guide shaft and the fixing frame to rotate in the rotating process, sliding friction force is converted into rolling friction force, and meanwhile the two guide wheels are abutted against the PE pipe with the PE pipe Touch spacingly, the effectual vibration range that produces at cutting process PE pipeline that has reduced, effectively prevent the quality of the too big cutting that influences PE pipeline vibration range, effectively prevent the shaping of the too big PE pipeline that influences the make-up machine tip of shake range in the PE pipeline cutting process simultaneously, and then improved the quality and the efficiency of the cutting of pipeline greatly, first motor can drive first lead screw adjusting block and accomodate the frame and slide simultaneously, be convenient for adjust the height of two leading wheels, and then it is spacing to be convenient for two leading wheels to lead to the PE pipeline of different diameters.

(2) According to the port polishing device for the PE pipeline, the cleaning structure for cleaning dust of the guide structure is arranged on the driving structure, and the cleaning structure is connected to the guide structure; the setting of clearance structure and then the effectual sweeps that prevents the last bonding cutting of guide structure cause the pipeline shake, and guide structure rotates the in-process simultaneously and drives the shake of clearance structure, and then the effectual sweeps that prevents clearance structure self, and then the ability that makes the clearance sweeps of clearance structure is better, promptly: the scraper is of an arc structure, the scraper is always abutted against the guide wheel, the guide wheel is driven to rotate when the PE pipeline rotates, friction is generated between the scraper and the guide wheel, waste scraps are effectively prevented from being adhered to the guide wheel, the PE pipeline is effectively prevented from shaking in the guiding process due to the waste scraps adhered to the guide wheel, the guide wheel rotates to drive the guide shaft to rotate, the guide shaft drives the driving wheel to rotate, the convex block on the driving wheel is abutted against the two driving blocks, the driving block drives the rotating shaft to rotate, the rotating shaft rotates with the fixed frame, the rotating shaft drives the scraper to be abutted against the guide wheel, the scraper is further deformed, the driving block is abutted against the roller wheel, the roller wheel drives the positioning block to be abutted against the second reset spring to be compressed, when the convex block is not abutted against the driving block, the second reset spring extends to drive the positioning block to drive the roller wheel to roll on the second chute, the scraper blade shakes, and then prevents effectively that the sweeps from bonding on the scraper blade, and then has improved the quality to the direction of PE pipeline greatly, has improved the quality of the cutting of pipeline.

(3) According to the port polishing device for the PE pipeline, the telescopic structure used for adjusting the position of the polishing structure is arranged on the driving structure, the telescopic structure and the guiding structure are arranged in parallel, the polishing structure used for polishing the port of the PE pipeline is connected with the telescopic structure in a sliding mode, and therefore after the PE pipeline is cut, the telescopic structure drives the polishing structure to face the end portion of the PE pipeline, the polishing structure polishes the end portion of the pipeline, the cutting quality of the pipeline is greatly improved, meanwhile, burrs at the end portion of the pipeline are prevented from being cleared, and the safety of cutting of the pipeline is improved, namely: when the pipeline is cut, the second motor rotates, the second motor drives the second screw rod to rotate, the second screw rod drives the driving block to slide with the sleeve in a threaded mode, the driving block drives the sliding sleeve to slide with the sleeve through the transmission rod, the positioning strip on the sliding sleeve slides with the first sliding groove, when the positioning block enters a region with a larger width of the first sliding groove, the end part of the sliding sleeve is abutted against the sleeve, the sliding sleeve slides with the transmission rod, the first reset spring is compressed, the grinding wheel is in contact with the end part of the pipeline, the belt wheel on the third motor drives the belt wheel on the transmission shaft to rotate through the belt, the transmission shaft drives the grinding wheel to rotate and polish the end part of the pipeline, meanwhile, the second motor continues to drive the second screw rod to rotate, the second screw rod drives the driving block to slide with the sleeve through the transmission rod, the driving block drives the sliding sleeve to slide with the sliding sleeve through the, when the width that the locating piece entered into first spout is less regional, slide along the pipeline direction of advance between the tip of sliding sleeve and the sleeve, make the emery wheel conflict pipeline all the time, polish the tip of pipeline, the pipeline that the cutting got off is for directly conflicting the emery wheel with the tip of pipeline, and then has improved the quality of the cutting of pipeline greatly, has avoided the burr of clearance pipeline tip simultaneously, has improved the security of the cutting of pipeline.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic overall structure diagram of a port polishing device for a PE pipe according to a preferred embodiment of the present invention;

FIG. 2 is a schematic view of a connection structure between the fixing structure and the driving structure shown in FIG. 1;

FIG. 3 is an enlarged view of portion A of FIG. 1;

FIG. 4 is an enlarged view of the portion B shown in FIG. 1;

FIG. 5 is a schematic view of a connection structure between the fixing frame and the telescopic structure shown in FIG. 1;

FIG. 6 is an enlarged view of the portion C shown in FIG. 5;

FIG. 7 is a schematic view of a connection structure between the telescoping structure and the polishing structure shown in FIG. 1;

FIG. 8 is an enlarged view of the portion D shown in FIG. 7;

fig. 9 is a schematic view of a connection structure between the sleeve and the first sliding groove shown in fig. 1.

In the figure: 1. the device comprises a fixing structure, 11, a fixing plate, 12, a containing frame, 2, a driving structure, 21, a driving rod, 22, a fixing frame, 23, a sliding block, 24, a first screw rod, 25, a first motor, 3, a telescopic structure, 31, a sleeve, 32, a sliding sleeve, 33, a positioning strip, 34, a first sliding groove, 35, a driving block, 36, a second motor, 37, a second screw rod, 38, a first return spring, 39, a driving rod, 4, a polishing structure, 41, a grinding wheel, 42, a transmission shaft, 43, a belt wheel, 44, a third motor, 45, a belt, 5, a guiding structure, 51, a guide wheel, 52, a guide shaft, 53, a transmission wheel, 54, a lug, 6, a cleaning structure, 61, a scraper blade, 62, a transmission block, 63, a rotating shaft, 64, a second sliding groove, 65, a second return spring, 66, a positioning block, 67 and a roller.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 9, the port polishing device for a PE pipeline according to the present invention includes a fixing structure 1, a driving structure 2, a telescopic structure 3, a polishing structure 4, a guiding structure 5, and a cleaning structure 6; the fixed structure 1 for fixing on the cutting machine is provided with the driving structure 2 for adjusting the height of the two guiding structures 5, the guiding structures 5 and the driving structure 2 are vertically arranged, and the guiding structures 5 for limiting the PE pipeline are rotatably connected with the driving structure 2; the driving structure 2 is provided with the cleaning structure 6 for cleaning ash of the guide structure 5, and the cleaning structure 6 is connected to the guide structure 5; be equipped with on drive structure 2 and be used for adjusting polishing structure 4's position extending structure 3, extending structure 3 with guide structure 5 parallel arrangement, and be used for polishing to PE pipeline port polishing structure 4 with sliding connection between the extending structure 3.

Specifically, the fixing structure 1 includes a fixing plate 11 and a receiving frame 12, the driving structure 2 is disposed inside the receiving frame 12, and a plurality of fixing plates 11 are vertically disposed on the receiving frame 12.

Specifically, drive structure 2 includes actuating lever 21, fixed frame 22, slider 23, first lead screw 24 and first motor 25, first motor 25 is fixed in accomodate the inside of frame 12, first lead screw 24 is fixed in first motor 25, the inside of accomodating frame 12 is equipped with sliding connection slider 23, first lead screw 24 with threaded connection between the slider 23, slider 23's sliding distance is less than slider 23's length, be equipped with the cross-section on the slider 23 and be L shape actuating lever 21, actuating lever 21 with sliding connection between the frame 12 is accomodate, actuating lever 21 deviates from the one end of accomodating frame 12 is equipped with the tip and is semi-circular fixed frame 22.

Specifically, the guide structure 5 includes a guide wheel 51, a guide shaft 52, a transmission wheel 53 and a projection 54, two ends of the fixed frame 22 are symmetrically provided with the two guide shafts 52 which are rotatably connected, the transmission wheel 53 is fixed at an end of the guide shaft 52, the transmission wheel 53 is arranged inside the fixed frame 22, the transmission wheel 53 is provided with the semicircular projection 54, one end of the guide shaft 52, which is far away from the transmission wheel 53, is fixed with the guide wheel 51, and the guide wheel 51 and the guide shaft 52 are both vertically arranged with the fixed frame 22; the fixed structure 1 for fixing on the cutting machine is provided with the driving structure 2 for adjusting the height of the two guiding structures 5, the guiding structures 5 and the driving structure 2 are vertically arranged, and the guiding structures 5 for limiting the PE pipeline are rotatably connected with the driving structure 2; and then be convenient for pass through drive structure 2 is adjusted two guide structure 5's position makes two guide structure 5 conflict PE pipeline, and then be convenient for carry on spacingly to the PE pipeline of different diameters, the effectual vibration range that produces at cutting in-process PE pipeline that has reduced effectively prevents the quality of the too big cutting that influences PE pipeline vibration range, effectively prevents the shaping of the too big PE pipeline that influences make-up machine tip of PE pipeline cutting in-process shake range simultaneously, and then improved the quality and the efficiency of the cutting of pipeline greatly, promptly: firstly, fixing a plurality of fixing plates 11 on a frame of a cutting machine through bolts, enabling the end parts of guide wheels 51 to be positioned at one side of saw blades of the cutting machine, then respectively switching on a power supply for the first motor 25 and the second motor 36, and connecting a power supply line to a control assembly, adjusting the time of each positive and negative rotation of the first motor 25 when cutting pipes with different diameters, when the pipes are cut, the first motor 25 rotates, the first motor 25 drives the first lead screw 24 to rotate, the first lead screw 24 drives the sliding block 23 and the containing frame 12 to slide through threads, so that the sliding block 23 slides towards the direction of the first motor 25, the sliding block 23 drives the driving rod 21 and the containing frame 12 to slide, the driving rod 12 drives the fixing frame 22 to move towards the direction of a PE pipe, so that the two guide wheels 51 are abutted against the PE pipe, then, the PE pipe makes the guide wheel 51 drive the guide shaft 52 and the fixed frame 22 to rotate during the rotation process, converts the sliding friction force into the rolling friction force, meanwhile, the two guide wheels 51 are matched with the two guide rods carried by the cutting machine to limit the PE pipeline in a cylindrical structure in an abutting mode, so that the vibration amplitude generated by the PE pipeline in the cutting process is effectively reduced, the cutting quality of the PE pipeline is effectively prevented from being influenced by overlarge vibration amplitude of the PE pipeline, meanwhile, the molding of the PE pipeline at the end part of the molding machine is effectively prevented from being influenced by overlarge jitter amplitude in the cutting process of the PE pipeline, and further greatly improves the cutting quality and efficiency of the pipeline, and meanwhile, the first motor 25 can drive the first screw rod 24 to adjust the sliding block 23 to slide with the receiving frame 12, so as to adjust the height of the two guide wheels 51, and the two guide wheels 51 can guide and limit PE pipelines with different diameters.

Specifically, clearance structure 6 includes scraper blade 61, transmission block 62, pivot 63, second spout 64, second reset spring 65, locating piece 66 and gyro wheel 67, the tip of fixed frame 22 be equipped with guiding axle 52 one-to-one the locating piece 66, locating piece 66 with sliding connection between the fixed frame 22, locating piece 66 with be equipped with between the fixed frame 22 second reset spring 65, be equipped with on the locating piece 66 and rotate the connection gyro wheel 67, be connected with two on the gyro wheel 67 transmission block 62, be equipped with on the transmission block 62 second spout 64, gyro wheel 67 with rolling connection between the second spout 64, transmission block 62 deviates from the one end of gyro wheel 67 is equipped with pivot 63, pivot 63 with rotate between the fixed frame 22 and connect, two pivot 63 and one gyro wheel 67 is in on triangular three summit, the rotating shaft 63 is provided with arc-shaped elastic scraping plates 61, the two scraping plates 61 are symmetrically arranged at two ends of the guide wheel 51, and the scraping plates 61 are abutted against the guide wheel 51; the driving structure 2 is provided with the cleaning structure 6 for cleaning ash of the guide structure 5, and the cleaning structure 6 is connected to the guide structure 5; clearance structure 6 set up and then effectually prevent the sweeps of bonding cutting cause the pipeline shake on the guide structure 5, simultaneously guide structure 5 rotates the in-process drive clearance structure 6 shakes, and then effectually prevents the sweeps of clearance structure 6 self, and then makes the ability of clearance sweeps of clearance structure 6 is better, promptly: the scraper 61 is of an arc-shaped structure, the scraper 61 is always abutted to the guide wheel 51, so that the guide wheel 51 is driven to rotate when the PE pipeline rotates, the scraper 61 and the guide wheel 51 rub against each other, and scrap bonding on the guide wheel 51 is effectively prevented, the scrap bonding on the guide wheel 51 is effectively prevented from causing shaking of the PE pipeline in the guiding process, meanwhile, the guide wheel 51 rotates and drives the guide shaft 52 to rotate, the guide shaft 52 drives the transmission wheel 53 to rotate, the lug 54 on the transmission wheel 53 abuts against two transmission blocks 62, so that the transmission blocks 62 drive the rotating shaft 63 to rotate, the rotating shaft 63 rotates with the fixed frame 22, the rotating shaft 63 drives the scraper 61 to abut against the guide wheel 51, and further the scraper 61 is deformed, and meanwhile, the transmission blocks 62 abut against the idler wheels 67, make the gyro wheel 67 is in roll on the second spout 64, the gyro wheel 67 drives locating piece 66 conflicts second reset spring 65 compresses, works as the lug 54 with when transmission block 62 is not contradicted, second reset spring 65 extends the drive the locating piece 66 drives the gyro wheel 67 is in roll on the second spout 64, makes transmission block 62 drive pivot 63 drives scraper blade 61 resets, scraper blade 61 shakes, and then effectively prevents the sweeps and is in bond on the scraper blade 61, and then improved the quality to the direction of PE pipeline greatly, improved the quality of the cutting of pipeline.

Specifically, the telescopic structure 3 includes a sleeve 31, a sliding sleeve 32, a positioning bar 33, a first sliding groove 34, a driving block 35, a second motor 36, a second lead screw 37, a first return spring 38 and a transmission rod 39, the sleeve 31 is vertically fixed on the fixed frame 22, the sleeve 31 is parallel to the guide wheel 51, the second motor 36 is arranged inside the sleeve 31, the second lead screw 37 is arranged on the second motor 36, the second lead screw 37 is in threaded connection with the driving block 35, the driving block 35 is in sliding connection with the sleeve 31, the end of the driving block 35 is provided with the transmission rod 39, the transmission rod 39 is in sliding connection with the sliding sleeve 32, the end of the transmission rod 39 is in a T-shaped structure and penetrates through the first return spring 38, two ends of the first return spring 38 respectively abut against the transmission rod 39 and the sliding sleeve 32, sliding connection between sliding sleeve 32 and the sleeve 31, be equipped with on the sliding sleeve 32 location strip 33, the width of first spout 34 is from both ends to middle ladder nature increase, location strip 33 with inside of sleeve 31 sliding connection between the first spout 34.

Specifically, the polishing structure 4 includes a grinding wheel 41, a transmission shaft 42, a belt wheel 43, a third motor 44 and a belt 45, the third motor 44 is fixed inside the sliding sleeve 32, the sliding sleeve 32 is a trapezoidal structure, the transmission shaft 42 is rotatably connected with the sliding sleeve 32, the belt wheel 43 is arranged on both the transmission shaft 42 and the third motor 44, the belt 45 is wound on the belt wheel 43, the grinding wheel 41 is fixed on the transmission shaft 42, and the maximum distance between the grinding wheel 41 and the fixed frame 22 is greater than the length of the guide wheel 51; be equipped with on drive structure 2 and be used for adjusting polishing structure 4's position extending structure 3, extending structure 3 with 5 parallel arrangement of guide structure, and be used for polishing to PE pipeline port polishing structure 4 with sliding connection between extending structure 3, and then be convenient for accomplish the back at PE pipeline cutting, extending structure 3 drive polishing structure 4 makes towards the tip of PE pipe polishing structure 4 polishes the tip of pipeline, and then has improved the quality of the cutting of pipeline greatly, has avoided the burr of clearance pipeline tip simultaneously, has improved the security of the cutting of pipeline, promptly: after the pipeline is cut, the second motor 36 rotates to drive the second lead screw 37 to rotate, the second lead screw 37 drives the driving block 35 and the sleeve 31 to slide through threads, the driving block 35 drives the sliding sleeve 32 and the sleeve 31 to slide through the transmission rod 39, the positioning strip 33 on the sliding sleeve 32 and the first sliding groove 34 slide, when the positioning block 33 enters a region with a larger width of the first sliding groove 34, the end of the sliding sleeve 32 and the sleeve 31 are abutted, the sliding sleeve 32 and the transmission rod 39 slide, the first return spring 38 is compressed, the grinding wheel 41 is in contact with the end of the pipeline, the belt wheel 43 on the third motor 44 drives the belt wheel 43 on the transmission shaft 42 to rotate through the belt 45, and the transmission shaft 42 drives the grinding wheel 41 to rotate to grind the end of the pipeline, meanwhile, the second motor 36 continues to rotate to drive the second lead screw 37 to rotate, the second lead screw 37 drives the driving block 35 and the sleeve 31 to slide in a threaded manner, the driving block 35 drives the sliding sleeve 32 and the sleeve 31 to slide through the driving rod 39, the positioning bar 33 on the sliding sleeve 32 and the first sliding groove 34 slide, when the positioning block 33 enters the area with smaller width of the first sliding chute 34, the end of the sliding sleeve 32 and the sleeve 31 slide along the advancing direction of the pipeline, so that the grinding wheel 41 always abuts against the pipeline, the end of the pipe is polished, the cut pipe is manually and directly abutted against the grinding wheel 41, and then the quality of the cutting of the pipeline is greatly improved, simultaneously the burr at the end part of the pipeline is avoided being cleared, and the safety of the cutting of the pipeline is improved.

When the cutting machine is used, firstly, the plurality of fixing plates 11 are fixed on a frame of the cutting machine through bolts, the end parts of the guide wheels 51 are positioned at one side of a saw blade of the cutting machine, then the first motor 25 and the second motor 36 are respectively connected with a power supply, and a power line is connected to the control assembly, when pipes with different diameters are cut, the time of each positive and negative rotation of the first motor 25 is adjusted, when the pipes are cut, the first motor 25 rotates, the first motor 25 drives the first lead screw 24 to rotate, the first lead screw 24 drives the sliding block 23 and the containing frame 12 to slide in a threaded manner, the sliding block 23 slides towards the direction of the first motor 25, the sliding block 23 drives the driving rod 21 and the containing frame 12 to slide, the driving rod 12 drives the fixing frame 22 to move towards the direction of the PE pipe, so that the two guide wheels 51 are abutted against the PE pipe, then the guide wheels 51 drive the guide shafts 52 and the fixing, the sliding friction force is converted into rolling friction force, meanwhile, the two guide wheels 51 are matched with two guide rods carried on a cutting machine to limit the collision of the PE pipeline with a cylindrical structure, the vibration amplitude generated by the PE pipeline in the cutting process is effectively reduced, the phenomenon that the cutting quality of the PE pipeline is influenced by overlarge vibration amplitude of the PE pipeline is effectively prevented, the phenomenon that the forming of the PE pipeline at the end part of the forming machine is influenced by overlarge vibration amplitude in the cutting process of the PE pipeline is effectively prevented, the cutting quality and the efficiency of the pipeline are greatly improved, meanwhile, the first motor 25 can drive the first lead screw 24 to adjust the sliding block 23 to slide with the containing frame 12, the height of the two guide wheels 51 can be conveniently adjusted, and the two guide wheels 51 can conveniently guide and limit the PE pipelines with different diameters; the scraper 61 is of an arc-shaped structure, the scraper 61 always abuts against the guide wheel 51, so that the guide wheel 51 is driven to rotate when the PE pipeline rotates, friction is generated between the scraper 61 and the guide wheel 51, and scrap adhering to the guide wheel 51 is effectively prevented, the PE pipeline is effectively prevented from shaking in the guiding process due to the scrap adhering to the guide wheel 51, meanwhile, the guide wheel 51 rotates to drive the guide shaft 52 to rotate, the guide shaft 52 drives the transmission wheel 53 to rotate, the projection 54 on the transmission wheel 53 abuts against the two transmission blocks 62, so that the transmission blocks 62 drive the rotating shaft 63 to rotate, the rotating shaft 63 rotates with the fixed frame 22, the rotating shaft 63 drives the scraper 61 to abut against the guide wheel 51, so that the scraper 61 is deformed, meanwhile, the transmission blocks 62 abut against the roller 67, so that the roller 67 rolls on the second chute 64, the roller 67 drives the positioning block 66 to abut against the second return spring 65 to compress, when the projection 54 is not in contact with the transmission blocks 62, the second return spring 65 extends, the transmission block 62 drives the rotating shaft 63 to drive the scraper 61 to reset, and the scraper 61 shakes, so that scraps are effectively prevented from being bonded on the scraper 61, the quality of guiding the PE pipeline is greatly improved, and the quality of cutting the pipeline is improved; after the pipeline is cut, the second motor 36 rotates to drive the second screw rod 37 to rotate, the second screw rod 37 drives the driving block 35 and the sleeve 31 to slide through threads, the driving block 35 drives the sliding sleeve 32 and the sleeve 31 to slide through the transmission rod 39, the positioning strip 33 on the sliding sleeve 32 and the first sliding groove 34 slide, when the positioning block 33 enters a region with a larger width of the first sliding groove 34, the end part of the sliding sleeve 32 is abutted against the sleeve 31 to enable the sliding sleeve 32 and the transmission rod 39 to slide, the first return spring 38 is compressed to enable the grinding wheel 41 to be in contact with the end part of the pipeline, the belt wheel 43 on the third motor 44 drives the belt wheel 43 on the transmission shaft 42 to rotate through the belt 45, the transmission shaft 42 drives the grinding wheel 41 to rotate to polish the end part of the pipeline, meanwhile, the second motor 36 continues to rotate to drive the second screw rod 37 to drive the driving block 35 and the sleeve 31 to slide, drive block 35 passes through the transfer line 39 and drives and slide between sliding sleeve 32 and the sleeve 31, slide between location strip 33 on the sliding sleeve 32 and the first spout 34, when the width that the locating block 33 entered into first spout 34 is less regional, slide along the pipeline direction of advance between the tip of sliding sleeve 32 and the sleeve 31, make emery wheel 41 conflict pipeline all the time, polish the tip of pipeline, the pipeline that cuts down is for directly conflicting emery wheel 41 with the tip of pipeline, and then the quality of the cutting of pipeline has been improved greatly, the burr of clearing up pipeline tip has been avoided simultaneously, the security of the cutting of pipeline has been improved.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a port grinding device of PE pipeline which characterized in that: comprises a fixed structure (1), a driving structure (2), a telescopic structure (3), a polishing structure (4), a guide structure (5) and a cleaning structure (6); the fixing structure (1) for fixing on the cutting machine is provided with the driving structure (2) for adjusting the height of the two guide structures (5), the guide structures (5) and the driving structure (2) are vertically arranged, and the guide structures (5) for limiting the PE pipeline are rotatably connected with the driving structure (2); the driving structure (2) is provided with the cleaning structure (6) for cleaning ash of the guide structure (5), and the cleaning structure (6) is connected to the guide structure (5); the polishing device is characterized in that the driving structure (2) is provided with a telescopic structure (3) used for adjusting the position of the polishing structure (4), the telescopic structure (3) is parallel to the guide structure (5), and the polishing structure (4) is used for polishing a port of a PE pipeline and is connected with the telescopic structure (3) in a sliding mode.

2. The port polishing device for the PE pipe according to claim 1, wherein: the fixing structure (1) comprises a fixing plate (11) and a containing frame (12), the driving structure (2) is arranged inside the containing frame (12), and the containing frame (12) is vertically provided with a plurality of fixing plates (11).

3. The port polishing device for the PE pipe according to claim 2, wherein: the driving structure (2) comprises a driving rod (21), a fixed frame (22), a sliding block (23), a first screw rod (24) and a first motor (25), the first motor (25) is fixed inside the containing frame (12), the first screw rod (24) is fixed on the first motor (25), the inside of the containing frame (12) is provided with the sliding block (23) which is connected in a sliding way, the first screw rod (24) is in threaded connection with the sliding block (23), the sliding distance of the sliding block (23) is less than the length of the sliding block (23), the slide block (23) is provided with a driving rod (21) with an L-shaped section, the driving rod (21) and accomodate sliding connection between the frame (12), driving rod (21) deviate from the one end of accomodating frame (12) is equipped with the tip and is semi-circular fixed frame (22).

4. The port polishing device for the PE pipe according to claim 3, wherein: guide structure (5) include leading wheel (51), guiding axle (52), drive wheel (53) and lug (54), the both ends symmetry of fixed frame (22) is equipped with two and rotates the connection leading axle (52), drive wheel (53) are fixed in the tip of leading axle (52), drive wheel (53) are located the inside of fixed frame (22), be equipped with the semicircular on drive wheel (53) lug (54), leading axle (52) deviate from the one end of drive wheel (53) is fixed with leading wheel (51), leading wheel (51) with leading axle (52) all with set up perpendicularly between fixed frame (22).

5. The port polishing device for the PE pipe according to claim 4, wherein: the cleaning structure (6) comprises a scraper (61), a transmission block (62), a rotating shaft (63), a second sliding groove (64), a second reset spring (65), a positioning block (66) and a roller (67), the end part of the fixed frame (22) is provided with the positioning block (66) which corresponds to the guide shaft (52) one by one, the positioning block (66) is connected with the fixed frame (22) in a sliding manner, the positioning block (66) is provided with the second reset spring (65) between the fixed frame (22), the roller (67) is provided with a rotary connection on the positioning block (66), the roller (67) is connected with two transmission blocks (62), the transmission block (62) is provided with the second sliding groove (64), the roller (67) is connected with the second sliding groove (64) in a rolling manner, one end of the transmission block (62) deviating from the roller (67) is provided with the rotating shaft (63), pivot (63) with rotate between fixed frame (22) and be connected, two pivot (63) and one gyro wheel (67) are in on the three summit of triangle-shaped, be equipped with curved, elastic in pivot (63) scraper blade (61), two scraper blade (61) symmetry is located the both ends of leading wheel (51), scraper blade (61) with leading wheel (51) are contradicted.

6. The port polishing device for the PE pipe according to claim 4, wherein: the telescopic structure (3) comprises a sleeve (31), a sliding sleeve (32), a positioning bar (33), a first sliding groove (34), a driving block (35), a second motor (36), a second lead screw (37), a first reset spring (38) and a transmission rod (39), wherein the sleeve (31) is vertically fixed on the fixed frame (22), the sleeve (31) is parallel to the guide wheel (51), the second motor (36) is arranged in the sleeve (31), the second lead screw (37) is arranged on the second motor (36), the second lead screw (37) is in threaded connection with the driving block (35), the driving block (35) is in sliding connection with the sleeve (31), the end part of the driving block (35) is provided with the transmission rod (39), the transmission rod (39) is in sliding connection with the sliding sleeve (32), the transmission rod (39) with the end part of a T-shaped structure penetrates through the first reset spring (38), the both ends of first reset spring (38) contradict respectively in transfer line (39) with sliding sleeve (32), sliding sleeve (32) with sliding connection between sleeve (31), be equipped with on sliding sleeve (32) location strip (33), the width of first spout (34) is from both ends to middle ladder nature increase, location strip (33) with the inside of sleeve (31) sliding connection between first spout (34).

7. The port polishing device for the PE pipe according to claim 6, wherein: grinding structure (4) include emery wheel (41), transmission shaft (42), band pulley (43), third motor (44) and belt (45), third motor (44) are fixed in the inside of sliding sleeve (32), sliding sleeve (32) are the trapezium structure, transmission shaft (42) with rotate between sliding sleeve (32) and be connected, transmission shaft (42) with all be equipped with on third motor (44) band pulley (43), belt (45) twine in band pulley (43), emery wheel (41) are fixed in transmission shaft (42), emery wheel (41) distance the maximum distance between fixed frame (22) is greater than the length of leading wheel (51).