CN103537748B - Machine cut by pipe - Google Patents

Machine cut by pipe Download PDF

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Publication number
CN103537748B
CN103537748B CN201310445952.XA CN201310445952A CN103537748B CN 103537748 B CN103537748 B CN 103537748B CN 201310445952 A CN201310445952 A CN 201310445952A CN 103537748 B CN103537748 B CN 103537748B
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China
Prior art keywords
pipe
support
guide
ring flange
frame
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CN201310445952.XA
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CN103537748A (en
Inventor
袁林飞
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ZHANGJIAGANG HESHENG NUMERICALLY CONTROLLED MACHINE PRODUCE CO Ltd
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ZHANGJIAGANG HESHENG NUMERICALLY CONTROLLED MACHINE PRODUCE CO Ltd
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Priority to CN201310445952.XA priority Critical patent/CN103537748B/en
Publication of CN103537748A publication Critical patent/CN103537748A/en
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Abstract

The invention discloses a kind of when clamping pipe, pipe can not be out of shape and clamp firm and that cutting accuracy is high pipe cuts machine, comprise frame, be arranged on the guide rail in frame, for the drive unit that round cutter and the driving cutting knife of cutting pipe rotate, slide on rails is provided with two fixtures in opposite directions, described fixture comprises the first support be slidably arranged on guide rail, rotate in first support and be provided with hollow spindle, the first support is stretched out in one end of main shaft, and this end is provided with ring flange, ring flange being provided with a circle can along the claw for swelling pipe of the radial movement respectively of ring flange, the described frame position be positioned at below cutting knife is provided with for positioning tube and ensures the positioner that pipe can rotate.Advantage of the present invention is: the mode fixing tube utilizing swelling, can avoid making it be out of shape when fixing tube.

Description

Machine cut by pipe
Technical field
The present invention relates to a kind of pipe and cut machine.
Background technology
Existing pipe is cut machine and is mainly used in, to the cutting of pipe, usually being fixed by pipe, then utilizes cutting knife to carry out around cutting pipe around pipe, because cutting knife rotation amplitude is large, therefore easily deviation is produced when cutting, after namely pipe cuts off, section out-of-flatness.When cutting pipe, generally by claw from outer clamping pipe, the operation principle of such as, scroll chuck on lathe, because a lot of tube wall is thin, clamping in easily by pipe folder distortion.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of when clamping pipe, pipe can not be out of shape and clamp firm and that cutting accuracy is high pipe cuts machine.
For solving the problems of the technologies described above, the technical solution used in the present invention is: machine cut by a kind of pipe, comprise frame, be arranged on the guide rail in frame, for the drive unit that round cutter and the driving cutting knife of cutting pipe rotate, slide on rails is provided with two fixtures in opposite directions, described fixture comprises the first support be slidably arranged on guide rail, rotate in first support and be provided with hollow spindle, the first support is stretched out in one end of main shaft, and this end is provided with ring flange, ring flange being provided with a circle can along the claw for swelling pipe of the radial movement respectively of ring flange, the described frame position be positioned at below cutting knife is provided with for positioning tube and ensures the positioner that pipe can rotate.
That side, side described ring flange being positioned at claw is provided with a circle guide pad, guide pad is provided with the guide rod of rounded arrangement, ring flange to be positioned on the position inside guide pad and corresponding to offer pilot hole, guide post is inserted with respectively in pilot hole, the homonymy of ring flange and guide pad is provided with pressing plate, ring flange, a cavity is formed between guide pad and pressing plate three, guide post is fixed with guide block, guide post is arranged in cavity, spring is provided with between guide pad and guide block, cavity is stretched out in the side of guide block, and claw is fixed on this side of guide block, first support is provided with cylinder, extend in ring flange after the piston rod of cylinder passes in main shaft, and the end winding support of piston rod has truncated cone-shaped pulling block, ball is respectively arranged with in pilot hole, ball between guide post and pulling block and simultaneously with the end of guide post and the contacts side surfaces of pulling block.
Described ring flange is fixed with U-shaped protective sleeve, an end of pulling block is positioned at protective sleeve.
Described positioner comprises two baffle plates with half slot, two baffle plates are combined the rear two halves circular groove pore that just formation one is suitable with tube outer diameter, the side of one of them baffle plate is provided with the thrust unit be combined for promoting this baffle plate and another baffle plate, another baffle plate is fixed in frame, and the two baffle plates position be positioned at immediately below cutting knife is respectively arranged with the cutting knife groove of an accommodation cutting knife cutting pipe.
Described thrust unit comprises the screw rod be threaded with frame, and one end of screw rod is connected with mobile flapper, and the other end is provided with driving lever.
Described baffle plate is respectively arranged with two gathering sills communicated with half slot, be respectively arranged with in gathering sill and can move along gathering sill and second support that cannot rotate, second support is hinged with roller, the axis of roller and the axis of pore are in same plane, roller offsets with the outer wall of pipe in pore respectively, second support is provided with guide post, the bottom of gathering sill is provided with pressure spring slot, one end of guide post is connected with the second support, the other end stretches out from the bottom of pressure spring slot and this end is provided with boss, boss is against on the outer wall of baffle plate, guide post is arranged with stage clip, one end of stage clip and the bottom of pressure spring slot offset, the other end and the second support offset.
Described drive unit comprises the driving shaft rotating and be arranged in frame, cutting knife is fixed on one end of driving shaft, and the other end of driving shaft is provided with driven pulley, and frame is also provided with motor, the output shaft of motor is provided with driving wheel, is connected by belt between driving wheel and driven pulley.
The invention has the beneficial effects as follows: the mode fixing tube utilizing swelling, can avoid making it be out of shape when fixing tube.The cutting accuracy of pipe can be guaranteed after adopting positioner.
Accompanying drawing explanation
Fig. 1 is the structural representation that machine cut by pipe of the present invention;
Fig. 2 is A direction view in Fig. 1;
Fig. 3 is the structure chart of fixture in Fig. 1;
Fig. 4 is B direction view in Fig. 1;
Fig. 5 is the sectional view of baffle plate in Fig. 1.
In figure: 1, guide rail, 2, first support, 3, bearing, 4, main shaft, 5, ring flange, 6, claw, 7, guide pad, 8, guide rod, 9, pilot hole, 10, guide post, 11, pressing plate, 12, cavity, 13, guide block, 14, spring, 15, cylinder, 16, pulling block, 17, ball, 18, protective sleeve, 19, frame, 20, cutting knife, 21, right baffle-plate, 22, right baffle plate, 23, pore, 24, cutting knife groove, 25, screw rod, 26, driving lever, 27, gathering sill, 28, second support, 29, roller, 30, pole, 31, pressure spring slot, 32, boss, 33, stage clip, 34, driving shaft, 35, driven pulley, 36, motor, 37, driving wheel.
Detailed description of the invention
Below in conjunction with accompanying drawing, describe specific embodiment of the invention scheme in detail.
As shown in Figure 1, machine cut by pipe of the present invention, comprise frame 19, be arranged on the guide rail 1 in frame 19, for the drive unit that round cutter 20 and the driving cutting knife 20 of cutting pipe rotate, guide rail 1 slides and is provided with two fixtures in opposite directions, as shown in Figure 3, described fixture comprises the first support 2 be slidably arranged on guide rail 1, rotated by bearing 3 in first support 2 and be provided with hollow spindle 4, the first support 2 is stretched out in one end of main shaft 4, and this end is provided with ring flange 5, ring flange 5 being provided with a circle can along the claw 6 for swelling pipe of ring flange 5 radial direction movement respectively---shown in Fig. 2, gap is had between adjacent claw 6.Claw 6 is provided with multiple step, thus the pipe of sizes can be put.Described frame 19 position be positioned at below cutting knife 20 is provided with for positioning tube and ensures the positioner that pipe can rotate.Introduce the syndeton of a kind of structure is simple, jaw adjustment is quick and easy ring flange and claw below.That side, side described ring flange 5 being positioned at claw 6 is provided with a circle guide pad 7, guide pad 7 is provided with the guide rod 8 of rounded arrangement, ring flange 5 to be positioned on the position inside guide pad 7 and corresponding to offer pilot hole 9, guide post 10 is inserted with respectively in pilot hole 9, the homonymy of ring flange 5 and guide pad 7 is provided with pressing plate 11, ring flange 5, a cavity 12 is formed between guide pad 7 and pressing plate 11 three, guide post 10 is fixed with guide block 13, guide post 10 is arranged in cavity 12, spring 14 is provided with between guide pad 7 and guide block 13, spring 14 is enclosed within guide post 10 and guide rod 8.Cavity 12 is stretched out in the side of guide block 13, and claw 6 is fixed on this side of guide block 13.First support 2 is provided with cylinder 15, extend in ring flange 5 after the piston rod of cylinder 15 passes in main shaft, and the end winding support of piston rod has truncated cone-shaped pulling block 16, ball 17 is respectively arranged with in pilot hole 9, ball 17 is between guide post 10 and pulling block 16 and contact with the side (inclined-plane) of pulling block 16 with the end of guide post 10 simultaneously, and in figure, the roundlet end face on the left side of pulling block 16 or the right do not affect working effect.In order to prevent ball 17 and pulling block 16 from being lost flexibility by contamination by dust, described ring flange 5 is fixed with U-shaped protective sleeve 18, an end of pulling block 16 is positioned at protective sleeve 18.
Introduce a structure below simple, the positioner of good positioning effect.As Figure 1 and Figure 4, described positioner comprises two baffle plates with half slot---right baffle-plate 21 and right baffle plate 22, right baffle-plate 21 and right baffle plate 22 are combined the rear two halves circular groove pore 23 that just formation one is suitable with tube outer diameter, wherein the right side of right baffle plate 22 is provided with the thrust unit be combined with right baffle-plate 21 for promoting right baffle plate 22, namely promotes right baffle plate 22 and moves left and right.Right baffle-plate 21 is fixed in frame 19, and right baffle-plate 21 and right baffle plate 22 position be positioned at immediately below cutting knife 20 are respectively arranged with the cutting knife groove 24 of accommodation cutting knife 20 cutting pipe.Wherein, described thrust unit comprises the screw rod 25 be threaded with frame 19, and one end and the right baffle plate 22 of screw rod 25 are rotationally connected, and the other end of screw rod 25 is provided with driving lever 26.Driving lever 26 rotates for stirring screw rod 25.
As shown in Figure 5, in order to ensure the accuracy and smooth and easy of pipe when rotating, described right baffle-plate 21 and right baffle plate 22 are respectively arranged with two gathering sills communicated with half slot 27, be respectively arranged with in gathering sill 27 and can move along gathering sill 27 and second support 28 that cannot rotate, second support 28 is hinged with roller 29, the axis of roller 29 and the axis of pore 23 are in same plane, roller 29 offsets with the outer wall of pipe in pore 23 respectively, second support 28 is provided with pole 30, the bottom of gathering sill 27 is provided with pressure spring slot 31, one end of pole 30 is connected with the second support 28, the other end stretches out from the bottom of pressure spring slot 31 and this end is provided with boss 32(actual production time can replace boss with nut), boss 32 is against on the outer wall of baffle plate, pole 30 is arranged with stage clip 33, one end of stage clip 33 and the bottom of pressure spring slot 31 offset, the other end and the second support 28 offset, pole 30, the center of roller 29 and the center of pore 23 are in a straight line.
Described drive unit comprises and rotates by bearing the driving shaft 34 be arranged in frame 19, cutting knife 20 is fixed on one end of driving shaft 34, the other end of driving shaft 34 is provided with driven pulley 35, frame 19 is also provided with motor 36, the output shaft of motor 36 is provided with driving wheel 37, is connected by belt (not shown in FIG.) between driving wheel 37 and driven pulley 35.
The course of work of the present invention is: as shown in Figure 3, first fixing tube, be pulled outwardly pole 30, pole 30 drives the second support 28 and roller 29 outwards mobile until roller 29 is arranged in gathering sill 27, as long as meeting pipe can stretch between four rolling 29, then pole 30 is unclamped, pole 30, second support 28 and roller 29 reset under the effect of stage clip 33, namely roller 29 offsets with the outer wall of pipe, the center of such pipe can be guaranteed, can also ensure that pipe can rotate smoothly, then starter motor 36 drives cutting knife 20 pairs of pipes to cut, because pipe is rotary, therefore in whole process cutting knife 20 without the need to rotate, thus ensure that the precision of pipe cutting is very high, otch is smooth.As shown in Figure 1, the two ends of pipe are enclosed within respectively in the respective step of claw 6, then the piston rod of cylinder 15 is driven to shrink, pulling block 16 moves to right under the effect of piston rod, and because ball 17 is in pilot hole 9, therefore ball 17 radially outward moves along ring flange 5 under the effect on pulling block 16 inclined-plane, ball 17 promotes guide post 10 outwards movement, guide post 10 drives guide block 13 outwards movement, and guide block 13 drives claw 6 outwards mobile thus utilizes claw 6 swelling pipe, realizes the fixing of pipe.When unclamping pipe, drive the piston rod of cylinder 15 to move to right, claw 6, guide block 13, guide post 10 and ball 17 reset under action from the spring 14.Utilize the mode fixing tube of swelling, can avoid making it be out of shape when fixing tube.

Claims (6)

1. machine cut by pipe, comprise frame, be arranged on the guide rail in frame, for the drive unit that round cutter and the driving cutting knife of cutting pipe rotate, slide on rails is provided with two fixtures in opposite directions, it is characterized in that: described fixture comprises the first support be slidably arranged on guide rail, rotate in first support and be provided with hollow spindle, the first support is stretched out in one end of main shaft, and this end is provided with ring flange, ring flange being provided with a circle can along the claw for swelling pipe of the radial movement respectively of ring flange, the described frame position be positioned at below cutting knife is provided with for positioning tube and ensures the positioner that pipe can rotate, that side, side described ring flange being positioned at claw is provided with a circle guide pad, guide pad is provided with the guide rod of rounded arrangement, ring flange to be positioned on the position inside guide pad and corresponding to offer pilot hole, guide post is inserted with respectively in pilot hole, the homonymy of ring flange and guide pad is provided with pressing plate, ring flange, a cavity is formed between guide pad and pressing plate three, guide post is fixed with guide block, guide post is arranged in cavity, spring is provided with between guide pad and guide block, cavity is stretched out in the side of guide block, and claw is fixed on this side of guide block, first support is provided with cylinder, extend in ring flange after the piston rod of cylinder passes in main shaft, and the end winding support of piston rod has truncated cone-shaped pulling block, ball is respectively arranged with in pilot hole, ball between guide post and pulling block and simultaneously with the end of guide post and the contacts side surfaces of pulling block.
2. machine cut by pipe according to claim 1, it is characterized in that: described ring flange is fixed with U-shaped protective sleeve, and an end of pulling block is positioned at protective sleeve.
3. machine cut by pipe according to claim 1, it is characterized in that: described positioner comprises two baffle plates with half slot, two baffle plates are combined the rear two halves circular groove pore that just formation one is suitable with tube outer diameter, the side of one of them baffle plate is provided with the thrust unit be combined for promoting this baffle plate and another baffle plate, another baffle plate is fixed in frame, and the two baffle plates position be positioned at immediately below cutting knife is respectively arranged with the cutting knife groove of an accommodation cutting knife cutting pipe.
4. machine cut by pipe according to claim 3, it is characterized in that: described thrust unit comprises the screw rod be threaded with frame, and one end of screw rod is connected with mobile flapper, and the other end is provided with driving lever.
5. machine cut by pipe according to claim 4, it is characterized in that: described baffle plate is respectively arranged with two gathering sills communicated with half slot, be respectively arranged with in gathering sill and can move along gathering sill and second support that cannot rotate, second support is hinged with roller, the axis of roller and the axis of pore are in same plane, roller offsets with the outer wall of pipe in pore respectively, second support is provided with guide post, the bottom of gathering sill is provided with pressure spring slot, one end of guide post is connected with the second support, the other end stretches out from the bottom of pressure spring slot and this end is provided with boss, boss is against on the outer wall of baffle plate, guide post is arranged with stage clip, one end of stage clip and the bottom of pressure spring slot offset, the other end and the second support offset.
6. machine cut by pipe according to claim 1, it is characterized in that: described drive unit comprises the driving shaft rotating and be arranged in frame, cutting knife is fixed on one end of driving shaft, the other end of driving shaft is provided with driven pulley, frame is also provided with motor, the output shaft of motor is provided with driving wheel, is connected by belt between driving wheel and driven pulley.
CN201310445952.XA 2013-09-26 2013-09-26 Machine cut by pipe Active CN103537748B (en)

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Application Number Priority Date Filing Date Title
CN201310445952.XA CN103537748B (en) 2013-09-26 2013-09-26 Machine cut by pipe

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Application Number Priority Date Filing Date Title
CN201310445952.XA CN103537748B (en) 2013-09-26 2013-09-26 Machine cut by pipe

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CN103537748A CN103537748A (en) 2014-01-29
CN103537748B true CN103537748B (en) 2015-12-09

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Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103846952B (en) * 2014-03-11 2016-10-19 苏州华哥电器科技有限公司 A kind of pipe cutting machine
CN103909302A (en) * 2014-03-19 2014-07-09 和承汽车配件(太仓)有限公司 Rotary cutting machine
CN107107216B (en) * 2014-12-31 2020-09-01 深圳市大富方圆成型技术有限公司 Pipe cutting equipment and clamping system thereof
CN106735537A (en) * 2016-11-28 2017-05-31 陈清 A kind of pipe fitting cutter sweep suitable for different-diameter
CN106626099B (en) * 2016-11-30 2018-09-07 宁波宫铁智能科技有限公司 A kind of pipe fitting cutter device suitable for different-diameter
CN107756036B (en) * 2017-09-20 2019-04-09 重庆市璧山区强顺机械有限公司 A kind of accessory cutting equipment
CN107649722A (en) * 2017-11-10 2018-02-02 常熟市欧迪管业有限公司 The cutting tool of titanium tube
CN111889266A (en) * 2020-08-21 2020-11-06 重庆谦荣佳科技有限公司 Positioning structure for metal pipe fitting and paint spraying equipment with positioning structure

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU611738A1 (en) * 1976-11-24 1978-06-25 Предприятие П/Я Р-6760 Tube-cutting arrangement
CN101214562A (en) * 2007-12-27 2008-07-09 燕山大学 One-shot forming tube port cutting machine
CN201455410U (en) * 2009-05-07 2010-05-12 周国芳 Full-automatic pipe cutter
CN102294511A (en) * 2011-09-02 2011-12-28 莱州市山普管件制造有限公司 Automatic rotary cutting blanking machine
CN203484737U (en) * 2013-09-26 2014-03-19 张家港和升数控机床制造有限公司 Pipe cutting machine

Family Cites Families (1)

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Publication number Priority date Publication date Assignee Title
JP3715725B2 (en) * 1996-08-23 2005-11-16 三恵技研工業株式会社 Running interval cutting device in thin-walled tube continuous manufacturing equipment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU611738A1 (en) * 1976-11-24 1978-06-25 Предприятие П/Я Р-6760 Tube-cutting arrangement
CN101214562A (en) * 2007-12-27 2008-07-09 燕山大学 One-shot forming tube port cutting machine
CN201455410U (en) * 2009-05-07 2010-05-12 周国芳 Full-automatic pipe cutter
CN102294511A (en) * 2011-09-02 2011-12-28 莱州市山普管件制造有限公司 Automatic rotary cutting blanking machine
CN203484737U (en) * 2013-09-26 2014-03-19 张家港和升数控机床制造有限公司 Pipe cutting machine

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