CN214265849U

CN214265849U - High-precision pipe cutting machine

Info

Publication number: CN214265849U
Application number: CN202120160952.5U
Authority: CN
Inventors: 高云方; 沈小宁; 王勇豪
Original assignee: Zhejiang Xinjie New Material Technology Co ltd
Current assignee: Zhejiang Xinjie New Material Technology Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-09-24
Anticipated expiration: 2031-01-20

Abstract

The utility model relates to a high accuracy pipe cutting machine relates to hose cutting technical field, including the frame, set up the supporting seat that the supporting hose carried out the transmission in the frame, set up the meter rice ware that lies in hose back to supporting seat one side in the frame, meter rice ware is including setting up encoder in the frame, coaxial coupling in the code wheel of encoder, and the lateral wall that the hose was hugged closely to the code wheel rotates along with the transport of hose. This application utilizes the code wheel butt in the hose through setting up the encoder for the length phase-match that the number of turns of code wheel pivoted and hose were carried, so that set up in the encoder after the number of turns of code wheel pivoted, the cutting knife cuts off the hose automatically, reduces the error of cutting the hose, thereby has the advantage that improves hose length cutting accuracy.

Description

High-precision pipe cutting machine

Technical Field

The application relates to the technical field of hose cutting, in particular to a high-precision pipe cutting machine.

Background

At present, the hose is widely used for water flow transmission or gas transmission in daily life of people, the hose is mostly made of plastic materials, and the hose has good flexibility and sealing performance so that the daily water consumption or the exhaust of people are convenient.

Usually, the hose is a whole long pipe after being produced, and a whole pipe is cut into a plurality of hoses with specific lengths after passing through a conveyer belt according to the requirements of customers and then cut by a cutting knife, and the lengths of the hoses needing to be cut are controlled manually.

In the above-described related art, the inventors consider that: when cutting the hose, there is the error in the manual work hose that cuts for hose length cutting accuracy is relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to improve the cutting accuracy of hose length, the purpose of this application is to provide a high accuracy pipe cutting machine.

The application provides a high accuracy pipe cutting machine adopts following technical scheme:

the utility model provides a high accuracy pipe cutting machine, includes the frame, set up in supporting the supporting seat that the hose carried out the transmission in the frame, set up in it is back to lie in the hose in the frame the meter rice ware of supporting seat one side, meter rice ware including set up in encoder, coaxial coupling in the frame the code wheel of encoder, the lateral wall that the hose was hugged closely along with the transport of hose rotates to the code wheel.

Through adopting above-mentioned technical scheme, when cutting the hose, place the hose on the supporting seat for the hose has the supporting seat to carry towards the conveyer belt. When the hose is carried on the supporting seat, the code wheel is driven to rotate, and when the number of turns of the code wheel rotation is the length that the hose needs to be cut off, the hose is cut off by the encoder control cutting knife. With the length and the number wheel pivoted number of turns phase-match that carry the hose for set up the number wheel pivoted number of turns back in the encoder, the cutting knife cuts off the hose voluntarily, reduces the error of cutting the hose, thereby improves the cutting accuracy of hose length.

Optionally, a support is arranged on the rack, a connecting plate is rotatably connected to the support along the hose conveying direction, one end, far away from the support, of the connecting plate is fixedly connected to the encoder, a tensioning spring is arranged on the support, one end, far away from the support, of the tensioning spring is arranged at one end, close to the encoder, of the connecting plate, and the tensioning spring is used for driving the connecting plate to rotate downwards to enable the stacking wheel to be tightly abutted to the hose.

Through adopting above-mentioned technical scheme, when adjustment code wheel and hose looks butt, code wheel and encoder action of gravity make the connecting plate keep away from the one end of support and rotate towards the hose for code wheel butt in the lateral wall of hose, taut spring is in tensile state simultaneously, makes the code wheel butt have when the hose along with connecting plate pivoted buffering from top to bottom, in order to improve the hose at the code wheel stability under the butt of rotating. The one end between keeping away from is acted on to the connecting plate to keep away from the support with the connecting plate one end down and rotate, make the code wheel support tightly in the upper surface of hose, increase the frictional force between hose and the code wheel, reduce skidding between code wheel and the hose, thereby improve the matching precision of code wheel pivoted number of turns and hose transport length.

Optionally, the support including set up in fixing base in the frame, slide set up in connecting rod in the fixing base, the connecting rod slides along perpendicular to hose direction of delivery, the connecting plate rotate connect in the connecting rod is kept away from the one end of fixing base, be equipped with the fixing on the fixing base the mounting that the connecting rod slided.

Through adopting above-mentioned technical scheme, when the position of adjustment code wheel makes the code wheel aim at the hose, removes the mounting to the fixed contact with connecting rod and fixing base. And then the connecting rod slides along the conveying direction vertical to the hose so as to drive the connecting plate, the code wheel and the encoder to slide along the conveying direction vertical to the hose. Until the circumferential side wall of the code wheel is aligned with the hose, the connecting plate is put down and then is abutted against the spring to drive the connecting plate to rotate downwards to abut the code wheel against the hose, and then the sliding connecting rod is fixed by utilizing the fixing piece to finish the calibration when the code wheel abuts against the hose. Consequently, through setting up the connecting rod, it is fixed to utilize the connecting rod after the mounting will slide for the code wheel can slide along the direction of delivery of hose along with the connecting rod, so that the position of adjustment code wheel in the hose top, thereby the butt of the code wheel of being convenient for and hose.

Optionally, the fixing part includes a first block and a second block which are fixedly connected to the fixing seat and have variable force, and a first bolt which penetrates through the first block and the second block, a through hole for the sliding of the connecting rod is formed in the side wall of the first block and the side wall of the second block, the through hole is located between the first bolt and the fixing seat, and the first bolt slides in the first block and is in threaded connection with the second block.

Through adopting above-mentioned technical scheme, when driving the code wheel with the connecting rod and sliding along perpendicular to hose direction of delivery, through twisting bolt one for bolt one moves towards the direction of keeping away from piece two, so that piece one, piece two resume deformation, and make the through-hole increase, in order to relieve the fixed of connecting rod on the fixing base. When the connecting rod drives the code wheel to slide to the position right above the hose, the first bolt is reversely screwed, so that the first bolt moves towards the second block, the first block and the second block are gathered and deformed, the through hole is reduced, the connecting rod is clamped in the through hole, and the fixing of the connecting rod on the fixing seat is completed. Consequently through setting up piece one and piece two, utilize bolt one to make piece one and piece two produce and gather together the deformation for the through-hole size is adjustable, so that the connecting rod drives the code wheel and slides, thereby is convenient for adjust the position of code wheel.

Optionally, the sliding sleeve is equipped with the adjustable ring on the connecting rod, threaded connection has a plurality of running through on the adjustable ring supports tightly in the bolt two of connecting rod lateral wall, taut spring is kept away from one pot head of encoder is located on the bolt two.

Through adopting above-mentioned technical scheme, when the rate of tension of taut spring was adjusted to needs, twist bolt two for bolt two removes towards the direction of keeping away from the connecting rod, breaks away from the butt of connecting rod until bolt two, in order to relieve the fixed between adjustable ring and the connecting rod. And then the adjusting ring is rotated, so that the second bolt sleeved with the tensioning spring rotates towards the direction far away from the encoder, the tensioning spring is stretched, the tension of the tensioning spring is enhanced, the code wheel is pulled to abut against the hose, and the tightness of the tensioning spring is convenient to adjust.

Optionally, the supporting seat comprises a first seat and a second seat, the first seat is located on one side of the rack, the second seat is located on one side of the rack, the first seat and the second seat are connected with a plurality of guide posts in the two sides of the hose in the length direction in a rotating mode, the side walls of the guide posts are abutted against the side walls of the hose, and the guide posts on the first seat and the second seat are in one-to-one correspondence.

Through adopting above-mentioned technical scheme, when carrying the hose to the conveyer belt from the supporting seat, the hose enters seat two to carry towards the code wheel between two guide posts on seat two, rotate in order to drive the guide post. Simultaneously make the hose carry to the yard wheel under after the direction of guide post, go into seat one behind the rotation butt of yard wheel, from seat one on two guide posts between towards the conveyer belt transport to make the hose be linear state after seat two, yard wheel, seat one, produce the skew under the butt of yard wheel when reducing the hose and carry, thereby the stability of butt in yard wheel when improving the hose and carrying.

Optionally, the first seat and the second seat are rotatably connected with a guide roller abutted to the lower surface of the hose, and the guide roller is located on one side of the guide column facing the hose for conveying.

By adopting the technical scheme, when the hose is input from the supporting seat, the hose firstly passes through the guide roller on the second seat, drives the guide roller to rotate and then enters a gap between the two guide posts on the second seat, and further drives the guide posts to rotate. Then the hose is conveyed to the lower part of the stacking wheel and is closely attached to the side wall of the stacking wheel to be conveyed towards the first seat, and the hose is conveyed to a gap between the two guide columns on the first seat to be conveyed towards a conveying belt through the guide rollers on the first seat, so that the hose is conveyed on the supporting seat. Therefore, the guide rollers are arranged, so that the hose is conveyed in the supporting seat under the rotation of the guide rollers, the friction of the hose in the supporting seat is reduced, and the abrasion of the side wall of the hose is reduced.

Optionally, the second seat is obliquely and downwards arranged on the rack, and the height of the guide roller on the second seat is lower than that of the guide roller on the first seat.

By adopting the technical scheme, when the hose passes through the guide roller of the second seat, the guide roller on the second seat is lower than the guide roller on the first seat due to the fact that the second seat is inclined downwards. The height of the hose conveyed into the second seat is reduced, and then the bending degree of the hose passing through the second seat under the abutting of the code wheel is reduced, so that the bending amplitude of the hose passing through the rotating abutting of the two guide rollers and the code wheel is reduced, and the damage to the hose in the guiding process is reduced.

In summary, the present application includes at least one of the following beneficial technical effects:

by arranging the encoder, the code wheel is abutted against the hose, so that the number of turns of the code wheel is matched with the length conveyed by the hose, and the hose is automatically cut off by the cutting knife after the number of turns of the code wheel is arranged in the encoder, thereby reducing the error of cutting the hose and improving the cutting precision of the length of the hose;

by arranging the tension spring, the friction force between the hose and the code wheel is increased, meanwhile, the code wheel buffers the butt joint of the hose, and the slip between the code wheel and the hose is reduced, so that the matching precision of the number of turns of the code wheel and the conveying length of the hose is improved;

by arranging the first block and the second block, the first block and the second block are gathered and deformed by the first bolt, so that the size of the through hole can be adjusted, the connecting rod can drive the code wheel to slide, and the position of the code wheel can be adjusted;

through setting up guide post and guide roll for the hose is carried in the supporting seat under the rotation of guide roll and guide post, reduces the hose in the friction of supporting seat, thereby reduces the wearing and tearing that the hose lateral wall received.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram for showing a control member according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram for showing a conveying device according to an embodiment of the present application.

Fig. 4 is a schematic structural diagram for showing a cutting device according to an embodiment of the present application.

Description of reference numerals: 1. a frame; 11. a hose; 2. a supporting seat; 21. a support member; 211. a first seat; 212. a second seat; 213. a guide post; 214. a guide roller; 22. a control member; 221. a support; 222. a connecting plate; 223. a meter counter; 2231. an encoder; 2232. code wheels; 23. a fixed seat; 231. a connecting rod; 232. a support plate; 24. a fixing member; 241. a first block; 242. a second block; 243. a first bolt; 244. a through hole; 25. an adjusting ring; 251. a second bolt; 252. tensioning the spring; 3. a conveying device; 31. a first wheel set; 32. a second wheel set; 33. a first motor; 34. a second motor; 35. a conveyor belt; 36. a gear case; 4. a cutting device; 41. cutting the box; 42. cutting the column; 421. an output aperture; 422. cutting the groove; 43. a cutting knife; 44. a cutting motor.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses high accuracy pipe cutting machine.

Referring to fig. 1, a high-precision pipe cutting machine includes a frame 1, a support base 2 mounted on the frame 1, a conveying device 3, and a cutting device 4. After entering the rack 1 from the supporting seat 2, the hose 11 is conveyed to the cutting device 4 through the conveying device 3, and the whole hose 11 is cut into a plurality of hoses 11 with the same length and size through the cutting device 4.

Referring to fig. 1 and 2, the supporting base 2 includes a supporting member 21 installed on the frame 1 to guide the hose 11, and a control member 22 to detect a feeding length of the hose 11, so that the control member 22 controls the cutting device 4 to cut the hose 11 after detecting that the hose 11 has been fed by a certain length.

Referring to fig. 1 and 2, the supporting member 21 includes a first seat 211 and a second seat 212 fixedly connected to one end of the frame 1, the control member 22 is located between the first seat 211 and the second seat 212, the second seat 212 is located on a side of the control member 22 away from the frame 1, and the hose 11 is conveyed through the second seat 212, the control member 22, and the first seat 211 in sequence.

Referring to fig. 1 and 2, the second seat 212 protrudes from the sidewall of the rack 1 and is inclined downward, so that the height of the second seat 212 is lower than that of the first seat 211. Equal vertical rotation on seat one 211 and seat two 212 is connected with two guide posts 213, and two guide posts 213 set up along the direction of delivery symmetry of hose 11, the guide posts 213 one-to-one on seat one 211 and the seat two 212 to when making hose 11 carry from the gap between the guide posts 213, guide post 213 rotates the butt in hose 11, makes hose 11 be linear state after carrying in supporting seat 2, reduces the skew of hose 11 on supporting seat 2.

Referring to fig. 1 and 2, a guide roller 214 is rotatably connected to the side of the first seat 211 and the second seat 212 facing the hose 11, the upper surface of the guide roller 214 abuts against the lower surface of the hose 11, the guide roller 214 is located at one end of the guide column 213 close to the first seat 211 and the second seat 212, and the height of the guide roller 214 on the second seat 212 is lower than that of the guide roller 214 on the first seat 211, so that the hose 11 smoothly transits after the guide roller 214 of the second seat 212 rotates, the hose 11 smoothly passes through the control element 22 after being guided by the guide roller 214 of the second seat 212, and the abutting bending amplitude of the hose 11 after passing through the guide roller 214 of the first seat 211, the guide roller 214 of the second seat 212 and the control element 22 is reduced, thereby reducing damage to the hose 11 during the guiding process.

Referring to fig. 1 and 2, the control member 22 includes a bracket 221 mounted on the frame 1, a connecting plate 222 rotatably connected to the bracket 221, and a meter counter 223 fixedly connected to an end of the connecting plate 222 away from the bracket 221, wherein a lower end of the connecting plate 222 approaches toward the second seat 212 and makes the connecting plate 222 in an inclined state. The connecting plate 222 rotates in the conveying direction of the hose 11 so that the meter counter 223 abuts against the hose 11 by gravity, the conveying length of the hose 11 is recorded along with the conveying of the hose 11, and the meter counter 223 controls the cutting device 4 to cut off the hose 11 until the hose 11 is conveyed to a specific length.

Referring to fig. 1 and 2, the meter counter 223 includes an encoder 2231 fixedly connected to the connecting plate 222, and a code wheel 2232 coaxially connected to the encoder 2231, wherein the encoder 2231 is used for recording the number of turns of the code wheel 2232 to control the cutting of the cutting device 4. The code wheel 2232 is located above the hose 11 between the first seat 211 and the second seat 212, the rotation axis of the code wheel 2232 is parallel to the rotation axis of the connecting plate 222, and the side wall of the code wheel 2232 abuts against the upper surface of the hose 11, so that the code wheel 2232 rotates along with the conveying of the hose 11. The number of revolutions of the code wheel 2232 is set within the encoder 2231 by matching the number of revolutions of the code wheel 2232 to the length of the hose 11 delivered. After the hose 11 conveys and drives the code wheel 2232 to rotate to the set number of turns, the encoder 2231 controls the cutting device 4 to cut off the hose 11, so that the length of the cut hose 11 is equal, the error of cutting the hose 11 is reduced, and the cutting precision of the length of the hose 11 is improved.

Referring to fig. 1 and 2, the bracket 221 includes a fixing seat 23 fixedly connected to the conveying device 3, and a connecting rod 231 slidably connected in the fixing seat 23, a supporting plate 232 extending to the conveying device 3 is fixedly connected to the bottom of the fixing seat 23, a connecting plate 222 is rotatably connected to one end of the connecting rod 231 far away from the fixing seat 23, the sliding direction of the connecting rod 231 is perpendicular to the conveying direction of the hose 11, and a fixing member 24 for fixing the sliding of the connecting rod 231 is installed on the fixing seat 23. The connecting rod 231 is fixed by the fixing member 24 sliding on the fixing seat 23, so that the connecting rod 231 drives the connecting plate 222 and the code wheel 2232 to slide in the direction perpendicular to the conveying direction of the hose 11, thereby facilitating the adjustment of the position of the code wheel 2232 between the first seat 211 and the second seat 212, and facilitating the abutting of the code wheel 2232 on the hose 11.

Referring to fig. 2, the fixing member 24 includes a first block 241, a second block 242 fixedly connected to the fixing base 23 and having a deformation force, and a first bolt 243 penetrating through the first block 241 and the second block 242, the first bolt 243 extends along the conveying direction of the hose 11, and the first block 241 and the second block 242 are made of an aluminum alloy material having a deformation capability.

Referring to fig. 2, the first block 241 and the second block 242 are arranged side by side along the conveying direction of the hose 11, a through hole 244 for sliding the connecting rod 231 is formed in the side wall of the first block 241 and the second block 242, the through hole 244 is located between the first bolt 243 and the fixing seat 23, the first bolt 243 slides in the first block 241 and is connected to the second block 242 in a threaded manner, so that the first bolt 243 is moved towards the second block 242 by screwing the first bolt 243. The first block 241 moves towards the second block 242 under the abutting of the first bolt 243, and is gathered and deformed, so that the through hole 244 is reduced, the connecting rod 231 after sliding is abutted against the through hole 244, the connecting rod 231 is fixed, the position-adjusted code wheel 2232 and the connecting plate 222 are fixed, and the position of the code wheel 2232 in the direction perpendicular to the conveying direction of the hose 11 is convenient to adjust.

Referring to fig. 2, the adjusting ring 25 is slidably adjusted on the connecting rod 231, and the adjusting ring 25 is rotatable while being slidable along the length direction of the connecting rod 231 on the connecting rod 231. Two bolts two 251 are connected to the adjusting ring 25 through threads, the bolts two 251 penetrate through the adjusting ring 25 and abut against the side wall of the connecting rod 231, and the two bolts two 251 are arranged at intervals along the circumferential direction of the adjusting ring 25 so as to control the fixing of the adjusting ring 25 and the connecting rod 231 to be released by screwing the bolts two 251, so that the adjusting ring 25 can rotate or be fixed on the connecting rod 231.

Referring to fig. 2, a tensioning spring 252 is sleeved on one bolt two 251 of the adjusting ring 25, one end of the tensioning spring 252, which is far away from the adjusting ring 25, is fixedly connected to one end of the connecting plate 222, which is close to the encoder 2231, and the tensioning spring 252 is in a stretching state all the time, so that one end of the connecting plate 222, which is far away from the connecting rod 231, is tensioned through the tensioning spring 252, so that the code wheel 2232 on the connecting plate 222 rotates downwards and abuts against the hose 11, the slip between the code wheel 2232 and the hose 11 is reduced, and the matching precision of the number of turns of the code wheel 2232 and the conveying length of the hose 11 is improved.

Meanwhile, when the tightness of the tensioning spring 252 needs to be adjusted, the second bolt 251 can be screwed and separated from the abutting joint of the connecting rod 231, so that the fixing between the adjusting ring 25 and the connecting rod 231 is released, and the second bolt 251 sleeved with the tensioning spring 252 is rotated towards the direction far away from the code wheel 2232, so that the tensioning spring 252 continues to be stretched, the tightness of the tensioning spring 252 is increased, and the abutting joint of the code wheel 2232 and the hose 11 is improved.

Referring to fig. 2 and 3, the conveying device 3 includes a first wheel set 31, a second wheel set 32, a conveyor belt 35 sleeved on the first wheel set 31 and the second wheel set 32, a first motor 33 driving the first wheel set 31 to rotate, and a second motor 34 driving the second wheel set 32 to rotate. The conveyor belt 35 on the first wheel set 31 is close to the conveyor belt 35 on the second wheel set 32, and one end of the support plate 232 far away from the fixed seat 23 is fixedly connected to the second wheel set 32.

Referring to fig. 1 and 3, a gear box 36 is coaxially connected to the same side of the first wheel set 31 and the second wheel set 32, an input end of the gear box 36 is coaxially connected to output shafts of the first motor 33 and the second motor 34, and an output shaft of the gear box 36 is coaxially connected to the first wheel set 31 and the second wheel set 32. The first motor 33 and the second motor 34 are started, and the first wheel set 31 and the second wheel set 32 are driven to rotate through the gear box 36, so that the conveyor belts 35 on the first wheel set 31 and the second wheel set 32 are conveyed towards the cutting device 4.

Referring to fig. 2 and 3, the second wheel set 32 is located above the first wheel set 31, the second motor 34 is located above the first motor 33, and the height of the first wheel set 31 is flush with that of the first seat 211, so that the hose 11 is conveyed from the first seat 211 to enter between the conveyor belt 35 on the first wheel set 31 and the conveyor belt 35 on the second wheel set 32, and the conveyor belt 35 is clamped on the hose 11 for conveying, thereby reducing slippage of the hose 11 between the conveyor belts 35.

Referring to fig. 1 and 4, a cutting box 41 is fixedly connected to one side of the frame 1, which is opposite to the supporting seat 2, of the conveying device 3, the cutting device 4 includes a cutting post 42 penetrating through a side wall of the cutting box 41 for the hose 11 to pass through, a cutting knife 43 rotatably connected to the cutting box 41 for cutting the hose 11 in the cutting post 42, and a cutting motor 44 fixedly connected to a side wall of the cutting box 41 facing the first wheel set 31, an output shaft of the cutting motor 44 vertically penetrates through the cutting knife 43 and is fixedly connected with the cutting knife 43, an output hole 421 for outputting the hose 11 to the outside of the cutting box 41 is formed in the cutting post 42, and the output hole 421 extends along a conveying direction of the hose 11.

Referring to fig. 4, the cutting cylinder 42 is a cylinder, the output hole 421 is opened at the end face of the cutting cylinder 42 and is eccentrically disposed, and the output hole 421 is located in the cutting cylinder 42 and is disposed near the cutting blade 43. The cutting post 42 has offered the cutting groove 422 that supplies cutting knife 43 to rotate on the circumference lateral wall towards cutting knife 43, and cutting groove 422 communicates delivery outlet 421, and the tank bottom of cutting groove 422 deepest in cutting post 42 is close to one side that delivery outlet 421 carries on the back to cutting motor 44, and cutting knife 43 cuts hose 11 after cutting groove 422 internal rotation.

When the hose 11 is conveyed into the cutting box 41, the hose 11 is output from the output hole 421 to the outside of the cutting box 41 through the cutting column 42 until the code wheel 2232 rotates to a set number of turns, the encoder 2231 controls the cutting motor 44 to start, the cutting motor 44 drives the cutting knife 43 to rotate in the cutting box 41 until the cutting knife 43 rotates into the cutting groove 422, the hose 11 in the output hole 421 is cut off, and the whole hose 11 is cut off at a specific length, so that the hose 11 is cut off at an equal length.

The implementation principle of the high-precision pipe cutting machine in the embodiment of the application is as follows: when the hose 11 is cut to a constant length, the hose 11 enters between the two guide columns 213 and the guide rollers 214 from the second seat 212, and is abutted by the rotation of the code wheel 2232, so that the code wheel 2232 is driven to rotate when the hose 11 is conveyed towards the first seat 211, and meanwhile, the encoder 2231 records the number of turns of the code wheel 2232. The hose 11 passing through the code wheel 2232 is guided by the two guide posts 213 and the guide roller 214 on the seat one 211, enters between the wheel set one 31 and the wheel set two 32, and is conveyed towards the cutting box 41 through the conveyor belt 35. In order to get into cutting case 41 with hose 11 and export cutting case 41 through delivery port 421 in the cutting post 42, until the yardage wheel 2232 rotates to predetermined number of turns, encoder 2231 control cutting motor 44 starts, drives cutting knife 43 and rotates to cut off hose 11 in the cutting post 42, realize hose 11's equal length and cut off, reduce the error of cutting hose 11, thereby improve the cutting accuracy of hose 11 length.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a high accuracy pipe cutting machine which characterized in that: the automatic hose conveying device comprises a rack (1), a supporting seat (2) arranged on the rack (1) and used for supporting a hose (11) to convey, a meter counter (223) arranged on the rack (1) and positioned on one side, back to the supporting seat (2), of the hose (11), and a cutting device (4) arranged on the rack (1), wherein the meter counter (223) comprises an encoder (2231) arranged on the rack (1) and a code wheel (2232) coaxially connected to the encoder (2231), and the code wheel (2232) is tightly attached to the side wall of the hose (11) and rotates along with the conveying of the hose (11);

the cutting box (41) is fixedly connected to the rack (1), the cutting device (4) comprises a cutting column (42) which penetrates through the side wall of the cutting box (41) and is used for a hose (11) to penetrate, a cutting knife (43) which is rotatably connected to the inside of the cutting box (41) and is used for cutting the hose (11) inside the cutting column (42), and a cutting motor (44) which is fixedly connected to the side wall of the cutting box (41), an output shaft of the cutting motor (44) vertically penetrates through the cutting knife (43) and is fixedly connected with the cutting knife (43), and an output hole (421) which is used for outputting the hose (11) to the outside of the cutting box (41) is formed in the cutting column (42);

the cutting post (42) is seted up on the circumference lateral wall towards cutting knife (43) and is supplied cutting groove (422) that cutting knife (43) rotated, cutting groove (422) intercommunication delivery outlet (421), cutting knife (43) cut hose (11) after cutting groove (422) internal rotation.

2. A high precision pipe cutter as defined in claim 1, wherein: be equipped with support (221) on frame (1), it is connected with connecting plate (222) to rotate along hose (11) direction of delivery on support (221), one end fixed connection in that connecting plate (222) kept away from support (221) is in on encoder (2231), be equipped with straining spring (252) on support (221), straining spring (252) are kept away from the one end of support (221) set up in connecting plate (222) are close to the one end of encoder (2231), straining spring (252) are used for driving connecting plate (222) rotate downwards will yard wheel (2232) support tightly in hose (11).

3. A high precision pipe cutter as defined in claim 2, wherein: support (221) including set up in fixing base (23) on frame (1), slide set up in connecting rod (231) in fixing base (23), connecting rod (231) slide along perpendicular to hose (11) direction of delivery, connecting plate (222) rotate connect in connecting rod (231) are kept away from the one end of fixing base (23), be equipped with on fixing base (23) and fix mounting (24) that connecting rod (231) slided.

4. A high precision pipe cutter as defined in claim 3, wherein: the fixing piece (24) comprises a first block (241) and a second block (242) which are fixedly connected to the fixing seat (23) and have variable force, and a first bolt (243) penetrating through the first block (241) and the second block (242), a through hole (244) for the sliding of the connecting rod (231) is formed in the side wall, opposite to the first block (241) and the second block (242), of the first block (241), the through hole (244) is located between the first bolt (243) and the fixing seat (23), and the first bolt (243) slides in the first block (241) and is in threaded connection with the second block (242).

5. A high precision pipe cutter as defined in claim 3, wherein: sliding sleeve is equipped with adjustable ring (25) on connecting rod (231), threaded connection has a plurality ofly to run through on adjustable ring (25) and support tightly in bolt two (251) of connecting rod (231) lateral wall, taut spring (252) are kept away from one end cover of encoder (2231) is located on bolt two (251).

6. A high precision pipe cutter as defined in claim 1, wherein: the supporting seat (2) comprises a first seat (211) and a second seat (212), the first seat (211) is close to the rack (1) and the second seat (212) is far away from the rack (1), a plurality of guide columns (213) located on two sides of the length direction of the hose (11) are connected to the first seat (211) and the second seat (212) in a rotating mode, the side walls of the guide columns (213) abut against the side walls of the hose (11), and the guide columns (213) on the first seat (211) and the second seat (212) correspond to one another one to one.

7. A high precision pipe cutter as defined in claim 6 wherein: the first seat (211) and the second seat (212) are rotatably connected with guide rollers (214) abutted to the lower surface of the hose (11), and the guide rollers (214) are positioned on one side, facing the hose (11), of the guide column (213) for conveying.

8. A high precision pipe cutter as defined in claim 7, wherein: the second seat (212) is obliquely and downwards arranged on the rack (1), and the height of the guide roller (214) on the second seat (212) is lower than that of the guide roller (214) on the first seat (211).