CN201783685U - Automatic pipe cutter - Google Patents

Automatic pipe cutter Download PDF

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Publication number
CN201783685U
CN201783685U CN2010203020606U CN201020302060U CN201783685U CN 201783685 U CN201783685 U CN 201783685U CN 2010203020606 U CN2010203020606 U CN 2010203020606U CN 201020302060 U CN201020302060 U CN 201020302060U CN 201783685 U CN201783685 U CN 201783685U
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CN
China
Prior art keywords
described
cutter
automatic pipe
mill
circular peripheral
Prior art date
Application number
CN2010203020606U
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Chinese (zh)
Inventor
吕济深
Original Assignee
吕济深
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Priority to CN2010203020606U priority Critical patent/CN201783685U/en
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Publication of CN201783685U publication Critical patent/CN201783685U/en

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Abstract

An automatic pipe cutter belongs to metal cutting and processing machinery. Existing pipe cutters have shortages of low processing precisions, high material waste, low processing efficiency and incapable of adapting to cutting steel pipes in large diameters. The automatic pipe cutter comprises a lathe bed, an electric control box, a workpiece rotating mechanism, a cutter feeding mechanism, an automatic feeding device and a disk milling cutter, and is mainly characterized by further comprising a cutter rotating mechanism, the cutter rotating mechanism comprises a support, a cutter mounting shaft and a second power motor, the support and the second power motor are both mounted on a sliding plate, the cutter mounting shaft is penetratingly supported into an axle hole on the support through a bearing, an axis of the cutter mounting shaft is parallel to an axis of a spindle, the cutter mounting shaft and the second power motor are in transmission connection through a belt and a belt pulley, and the disk milling cutter is sleeved on the cutter mounting shaft. The automatic pipe cutter adopts a cutting form including that workpieces rotate at slow speed and a cutter rotate at high speed and is fed linearly, and accordingly is high in processing precision, low in material waste and high in processing efficiency.

Description

A kind of automatic pipe cutter

Technical field

The utility model belongs to the metal cutting processing equipment, and is especially relevant with a kind of automatic pipe cutter.

Background technology

Bearing ferrule blanks be manufactured with methods such as steel pipe cutting, steel ingot forge, the equipment that wherein is used for the steel pipe cutting method mainly contains three kinds of modes at present, a kind of is the sawing machine cutting mode, and the bearing ferrule blanks faces parallel error that adopts this mode to cut is big, and machining accuracy is low; The second way is the turning mode, and steel pipe rotates at a high speed with main shaft, and cutoff tool straight-line feed on perpendicular to the steel pipe axis direction is realized cutting off steel pipe, because iron filings are not easy to fracture, this kind cutting mode is not suitable for the cutting of large diameter steel pipe; The third mode is a milling mode, and steel pipe maintains static, cutter rotate at a high speed and on perpendicular to the steel pipe axis direction straight-line feed realize cutting off steel pipe because the restriction of tool diameter, this cutting mode is not suitable for the cutting of large diameter steel pipe yet; The cutting force of turning and milling mode cutting is all bigger, is the intensity of assurance cutter, the relative broad of the cutting edge of cutter, and the otch that then forms on steel pipe is broad also, and the waste of material of being cut is bigger.Aforementioned three kinds of cutting way primary feeds can only cut a bearing ferrule blanks, and working (machining) efficiency is also lower.

The utility model content

The purpose of this utility model is exactly to overcome the defective that machining accuracy is low, waste of material is big, working (machining) efficiency is low that existing pipe cutter exists, and a kind of machining accuracy height, waste of material is low, working (machining) efficiency is high automatic pipe cutter are provided.For this reason, the utility model is by the following technical solutions:

A kind of automatic pipe cutter, comprise lathe bed, electric cabinet, workpiece rotating mechanism, tool feeding mechanism, automatic feeding and circular peripheral-mill, the workpiece rotating mechanism comprises hollow main shaft, main spindle box, first power motor and Workpiece clamping device, main spindle box is installed on the lathe bed, main shaft is threaded onto spindle hole on the main spindle box by bearings, first power motor and main shaft are in transmission connection by belt, belt pulley, and Workpiece clamping device is connected with main shaft; Tool feeding mechanism comprises feeding power device and slide rail that cooperatively interacts and slide plate, the feeding power device is connected with slide plate, slide rail is installed on lathe bed, it is axially axially vertical with main shaft, make cutter can with slide plate under the feeding power device drives work perpendicular to the feed motion of steel pipe axis of workpiece; Automatic feeding is positioned at the main shaft rear; It is characterized in that: described automatic pipe cutter also comprises the cutter rotating mechanism, the cutter rotating mechanism comprises bearing, cutter installation shaft and second power motor, the bearing and second power motor all are installed on described slide plate, the cutter installation shaft is threaded onto axis hole on the bearing by bearings, cutter installation shaft axis is parallel with main-shaft axis, the cutter installation shaft and second power motor are in transmission connection by belt, belt pulley, and described circular peripheral-mill is set in the cutter installation shaft; Described electric cabinet is connected with described first power motor, second power motor and feeding power device by electric wire.

As the further of technique scheme improved and replenish, the utility model also comprises following additional technical feature:

Described circular peripheral-mill has two at least, and the spacing of adjacent two circular peripheral-mills equals bearing ferrule blanks thickness, and is every circular peripheral-mill diameter difference, and the circular peripheral-mill diameter from the circular peripheral-mill of described main spindle box one side to described bearing one side increases successively.

Described automatic pipe cutter also comprises the steel pipe stopping means, this stopping means comprises pedestal, spacing head and bearing pin, pedestal fixedly installs, pedestal is provided with groove, pedestal is provided with the pin-and-hole of break-through groove both sides sidewall, spacing first end is an arc surface, the arc surface summit with equal bearing ferrule blanks thickness from the cutting edge of the nearest circular peripheral-mill of described bearing in the distance of described main shaft on axially, the other end is provided with the projection corresponding with described groove, projection is provided with the axis hole corresponding with described pin-and-hole, projection is plugged in described groove, and described bearing pin is threaded onto described pin-and-hole and axis hole, and projection is limited in the groove.Steel pipe stretches into cutting area before passing the main shaft hollow cavity, no longer protracts after running into spacing head in steel pipe head top, reaches the length that the restriction steel pipe enters cutting area.

The tack circular peripheral-mill of finishing steel pipe front end face flatness also is installed on the described cutter installation shaft, and tack circular peripheral-mill cutting edge aligns with described spacing arc surface summit.

Described pedestal is installed on the described bearing, the lower side of the recess sidewall of pedestal is circular arc, the projection lower side of described spacing head is circular arc, make spacing head to be rotated down, but can not rotate up, the pedestal downside is equipped with leaf spring, and leaf spring stays on spacing downside, upwards restoring force of spacing head is provided, and making spacing head do the time spent in undirected external force down can homing.Because the out-of-flatness of steel pipe front end face possibility will cause extruding to spacing head in rotary course, produce downwards and active force forward, spacing can be rotated down, and can offset active force forward, thereby avoid bearing is caused extruding, influences machining accuracy.

Described automatic pipe cutter also comprises cooling device, and cooling device comprises cooling liquid reserve tank, woven hose, water pump and jet head, and woven hose is communicated with liquid reserve tank, water pump and jet head, and jet head is arranged at described circular peripheral-mill top.

Described automatic pipe cutter also comprises the material-receiving device that is used to accept the collar blank that cutting finishes, material-receiving device comprises material receiving port and defeated material passage, material receiving port is positioned at the main shaft front lower place, defeated material passage is undertaken in material receiving port, defeated material channel outlet is positioned at the lathe bed side, defeated material passage stage casing is provided with breach, breach is positioned at the liquid reserve tank top, indentation, there is installed the screen net, iron filings and cooling fluid are passed from the screen net, cooling fluid is recovered to liquid reserve tank, and collar blank can't pass, and can only roll into workpiece box along defeated material passage.

Be provided with screen pack between described screen net and the described liquid reserve tank, cooling fluid can be passed through screen pack, and iron filings can not pass through screen pack.

Described feeding power device comprises feeding motor and screw pair, and the feeding motor is fixedly mounted on the lathe bed, and the feeding machine shaft is connected with the screw mandrel of screw pair, and the slide block of screw pair is connected with described slide plate.

Described feeding power device can also be a cylinder mechanism, and on the cylinder block fixed installation lathe bed, cylinder piston is connected with described slide plate.

When the utility model uses, steel pipe passes the main shaft hollow cavity and protracts under automatic feeding drives, when the steel pipe head abuts is no longer protracted behind spacing head, Workpiece clamping device clamps steel pipe, make the steel pipe can be with main axis rotation, main shaft is rotation at a slow speed under the driving of first power motor, circular peripheral-mill is rotation at a high speed under second power motor drives, feeding power device driver plate milling cutter straight-line feed, circular peripheral-mill near bearing is cut to steel pipe earlier, follow-up then circular peripheral-mill is cut to steel pipe successively, second circular peripheral-mill just cuts off steel pipe after the circular peripheral-mill that the first is cut to steel pipe cuts off steel pipe, and the collar blank that scales off rolls into workpiece box by material-receiving device.Last circular peripheral-mill is finished cutting process one time after cutting off steel pipe, and Workpiece clamping device unclamps, and steel pipe protracts under pay-off drives again, enters cutting process for the second time.Each cutting process just can cut at least two collar blanks.

Use the utility model can reach following beneficial effect: steel pipe rotates at a slow speed by adopting, cutter rotates the also cutting way of straight-line feed at a high speed, can realize the cut-out of large diameter steel pipe; Can reduce the edge width of cutter, thereby save material; Many cutter feeding simultaneously cutting, realized that primary feed finishes a plurality of lassos cuttings, improved working (machining) efficiency.

Description of drawings

Fig. 1 is the structural representation of main apparent direction of the present utility model.

Fig. 2 is the structural representation of left apparent direction of the present utility model.

Fig. 3 is the vertical view of stopping means of the present utility model.

Fig. 4 is the front view of stopping means of the present utility model.

Fig. 5 is the left view of stopping means of the present utility model.

The specific embodiment

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in detail.

As Fig. 1~shown in Figure 5, the utility model comprises lathe bed, electric cabinet 14, the workpiece rotating mechanism, tool feeding mechanism 13, automatic feeding 18, the cutter rotating mechanism, cooling device, material-receiving device 15, steel pipe stopping means 10 and 3 is circular peripheral-mill 17, the workpiece rotating mechanism comprises hollow main shaft 2, main spindle box 4, first power motor 20 and Workpiece clamping device 3, main spindle box 4 is installed on the lathe bed, main shaft 2 is threaded onto spindle hole on the main spindle box 4 by bearings, first power motor 20 passes through belt with main shaft 2, belt pulley 5 is in transmission connection, and Workpiece clamping device 3 is connected with main shaft 2; Tool feeding mechanism 13 comprises feeding power device 12 and slide rail that cooperatively interacts and slide plate, feeding power device 12 comprises feeding motor and screw pair, the feeding motor is fixedly mounted on the lathe bed, the rotating shaft of feeding motor is connected with the screw mandrel of screw pair, the slide block of screw pair is connected with slide plate, slide rail is installed on lathe bed, and it is axially axially vertical with main shaft, makes cutter to do feed motion perpendicular to the steel pipe axis of workpiece under the driving of feeding motor with slide plate; Automatic feeding 18 is positioned at the rear of main shaft 2; Steel pipe stopping means 10 comprises pedestal 22, spacing 23 and bearing pin 21, pedestal 22 is installed on the bearing 8, pedestal 22 is provided with groove, the lower side of recess sidewall is circular arc, pedestal 22 is provided with the pin-and-hole of break-through groove both sides sidewall, spacing 23 1 end is arc surface, the other end is provided with the projection corresponding with groove, spacing 23 projection lower side is circular arc, make spacing 23 can be rotated down, but can not rotate up that projection is provided with the axis hole corresponding with pin-and-hole, projection is plugged in groove, bearing pin 21 is threaded onto pin-and-hole and axis hole, and projection is limited in the groove, and the downside of pedestal 22 is equipped with leaf spring 24, leaf spring 24 stays on spacing 23 downside, provide spacing 23 restoring force upwards; The cutter rotating mechanism comprises bearing 8, the cutter installation shaft 9 and second power motor 19, the bearing 8 and second power motor 19 all are installed on slide plate, cutter installation shaft 9 is threaded onto axis hole on the bearing 8 by bearings, the axis of cutter installation shaft 9 is parallel with the axis of main shaft 2, the cutter installation shaft 9 and second power motor 19 pass through belt, belt pulley 11 is in transmission connection, circular peripheral-mill 17 is set in cutter installation shaft 9, the spacing of adjacent two circular peripheral-mills 17 equals bearing ferrule blanks thickness, every circular peripheral-mill diameter difference, circular peripheral-mill diameter from the circular peripheral-mill of a side of main spindle box 4 to a side of bearing 8 increases successively, the tack circular peripheral-mill 16 of finishing steel pipe front end face flatness is installed on the cutter installation shaft 9, and the cutting edge of tack circular peripheral-mill 16 aligns with spacing 23 arc surface summit; Cooling device comprises cooling liquid reserve tank, woven hose 7, water pump and jet head 6, and woven hose 7 is communicated with liquid reserve tank and jet head 6, and jet head 6 is arranged at circular peripheral-mill 17 tops; Material-receiving device 15 comprises material receiving port and defeated material passage, be used to accept the collar blank that cutting is finished, material receiving port is positioned at the front lower place of main shaft 2, defeated material passage is undertaken in material receiving port, defeated material channel outlet is positioned at the lathe bed side, defeated material passage stage casing is provided with breach, breach is positioned at the liquid reserve tank top, and indentation, there is installed the screen net, and iron filings and cooling fluid are passed from the screen net, cooling fluid is recovered to liquid reserve tank, collar blank can't pass, and can only roll into workpiece box along defeated material passage, is provided with screen pack between screen net and the liquid reserve tank, cooling fluid can be passed through screen pack, and iron filings can not pass through screen pack; Electric cabinet 14 is connected with feeding power device 12 with first power motor 20, second power motor 19 by electric wire.

As another kind of embodiment, feeding power device 12 can also be a cylinder mechanism, and on the cylinder block fixed installation lathe bed, cylinder piston is connected with slide plate.

When the utility model uses, steel pipe 1 passes main shaft 2 under automatic feeding 18 drives hollow cavity protracts, after the head abuts of steel pipe 1 is to spacing 23, no longer protract, Workpiece clamping device 3 clamps steel pipe 1, steel pipe 1 can be rotated with main shaft 2, main shaft 2 is rotation at a slow speed under the driving of first power motor 20, circular peripheral-mill 17 is rotation at a high speed under the driving of second power motor 19, feeding power device driver plate milling cutter 17 straight-line feeds, circular peripheral-mill near bearing 8 is cut to steel pipe 1 earlier, follow-up then circular peripheral-mill is cut to steel pipe 1 successively, second circular peripheral-mill just cuts off steel pipe after the circular peripheral-mill that the first is cut to steel pipe cuts off steel pipe, and the collar blank that scales off rolls into workpiece box by material-receiving device 15.Last circular peripheral-mill is finished cutting process one time after cutting off steel pipe, and Workpiece clamping device 3 unclamps, and steel pipe 1 protracts under pay-off drives again, enters cutting process for the second time.Each cutting process just can cut at least two collar blanks.

Claims (10)

1. automatic pipe cutter, comprise lathe bed, electric cabinet (14), workpiece rotating mechanism, tool feeding mechanism (13), automatic feeding (18) and circular peripheral-mill (17), the workpiece rotating mechanism comprises hollow main shaft (2), main spindle box (4), first power motor (20) and Workpiece clamping device (3), main spindle box (4) is installed on the lathe bed, main shaft (2) is threaded onto spindle hole on the main spindle box (4) by bearings, first power motor (20) is in transmission connection by belt, belt pulley (5) with main shaft (2), and Workpiece clamping device (3) is connected with main shaft (2); Tool feeding mechanism (13) comprises feeding power device and slide rail that cooperatively interacts and slide plate, and the feeding power device is connected with slide plate, and slide rail is installed on lathe bed, and it is axially axially vertical with main shaft; Automatic feeding (18) is positioned at main shaft (2) rear; It is characterized in that: described automatic pipe cutter also comprises the cutter rotating mechanism, the cutter rotating mechanism comprises bearing (8), cutter installation shaft (9) and second power motor (19), bearing (8) and second power motor (19) all are installed on described slide plate, cutter installation shaft (9) is threaded onto axis hole on the bearing (8) by bearings, the axis of cutter installation shaft (9) is parallel with the axis of main shaft (2), cutter installation shaft (9) and second power motor (19) pass through belt, belt pulley (11) is in transmission connection, and described circular peripheral-mill (17) is set in cutter installation shaft (9); Described electric cabinet (14) is connected with described first power motor (20), second power motor (19) and feeding power device (12) by electric wire.
2. a kind of automatic pipe cutter according to claim 1, it is characterized in that: described circular peripheral-mill (17) has two at least, the spacing of adjacent two circular peripheral-mills (17) equals bearing ferrule blanks thickness, every circular peripheral-mill diameter difference, the circular peripheral-mill diameter from the circular peripheral-mill of described main spindle box (4) one sides to described bearing (8) one sides increases successively.
3. a kind of automatic pipe cutter according to claim 2, it is characterized in that: described automatic pipe cutter also comprises steel pipe stopping means (10), this stopping means (10) comprises pedestal (22), spacing head (23) and bearing pin (21), pedestal (22) fixedly installs, pedestal (22) is provided with groove, pedestal (22) is provided with the pin-and-hole of break-through groove both sides sidewall, spacing head (23) one ends are arc surface, the arc surface summit with equal bearing ferrule blanks thickness from the cutting edge of the nearest circular peripheral-mill of described bearing in the distance of described main shaft on axially, the other end is provided with the projection corresponding with described groove, projection is provided with the axis hole corresponding with described pin-and-hole, projection is plugged in described groove, and described bearing pin (21) is threaded onto described pin-and-hole and axis hole.
4. a kind of automatic pipe cutter according to claim 3 is characterized in that: tack circular peripheral-mill (16) also is installed on the described cutter installation shaft (9), and the cutting edge of tack circular peripheral-mill (16) aligns with the arc surface summit of described spacing head (23).
5. a kind of automatic pipe cutter according to claim 3, it is characterized in that: described pedestal (22) is installed on the described bearing (8), the lower side of the recess sidewall of pedestal (22) is circular arc, the projection lower side of described spacing head (23) is circular arc, spacing head (23) can be rotated down, but can not rotate up, the downside of pedestal (22) is equipped with leaf spring (24), and leaf spring (24) stays on the downside of spacing head (23).
6. a kind of automatic pipe cutter according to claim 2, it is characterized in that: described automatic pipe cutter also comprises cooling device, cooling device comprises cooling liquid reserve tank, woven hose (7), water pump and jet head (6), woven hose (7) is communicated with liquid reserve tank, water pump and jet head (6), and jet head (6) is arranged at the top of described circular peripheral-mill (17).
7. a kind of automatic pipe cutter according to claim 6, it is characterized in that: described automatic pipe cutter also comprises material-receiving device (15), material-receiving device (15) comprises material receiving port and defeated material passage, material receiving port is positioned at main shaft (2) front lower place, defeated material passage is undertaken in material receiving port, and defeated material channel outlet is positioned at the lathe bed side, and defeated material passage stage casing is provided with breach, breach is positioned at the liquid reserve tank top, and indentation, there is installed the screen net.
8. a kind of automatic pipe cutter according to claim 7 is characterized in that: be provided with screen pack between described screen net and the described liquid reserve tank.
9. a kind of automatic pipe cutter according to claim 2, it is characterized in that: described feeding power device (12) comprises feeding motor and screw pair, the feeding motor is fixedly mounted on the lathe bed, the rotating shaft of feeding motor is connected with the screw mandrel of screw pair, and the slide block of screw pair is connected with described slide plate.
10. a kind of automatic pipe cutter according to claim 2 is characterized in that: described feeding power device (12) can also be a cylinder mechanism, and on the cylinder block fixed installation lathe bed, cylinder piston is connected with described slide plate.
CN2010203020606U 2010-02-01 2010-02-01 Automatic pipe cutter CN201783685U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010203020606U CN201783685U (en) 2010-02-01 2010-02-01 Automatic pipe cutter

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Application Number Priority Date Filing Date Title
CN2010203020606U CN201783685U (en) 2010-02-01 2010-02-01 Automatic pipe cutter

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102145453A (en) * 2011-02-26 2011-08-10 李德昌 Full-automatic feeding, cutting and receiving equipment and processing method thereof
CN102489770A (en) * 2011-12-05 2012-06-13 浙江华顺椅业有限公司 Cutter
CN102528135A (en) * 2012-01-16 2012-07-04 宁波雄狮机械制造有限公司 Full-automatic numerical-control steel pipe cutter
CN102658399A (en) * 2012-05-09 2012-09-12 贺伟 Steel pipe cutting machine tool
CN102699480A (en) * 2012-06-07 2012-10-03 唐山开元自动焊接装备有限公司 Dedicated machine for slotting both ends of steel pipe
CN102814538A (en) * 2012-09-14 2012-12-12 武汉科技大学 Axial cutting machine for steel pipe
CN102814684A (en) * 2012-08-22 2012-12-12 浙江腾云制冷科技有限公司 Spindle drive device for pipe cutting machine
CN102990099A (en) * 2012-11-30 2013-03-27 宁夏新瑞长城机床有限公司 Spray-type scrap flushing device
CN103949717A (en) * 2014-04-29 2014-07-30 新昌新天龙纽尚精密轴承有限公司 Automatic tube feeding multi-cutter tube cutting device of bearing steel tube
CN104043875A (en) * 2014-04-29 2014-09-17 浙江博雷重型机床制造有限公司 Milling tool device for milling tooth profile of rack
CN104148719A (en) * 2014-07-11 2014-11-19 太仓陶氏电气有限公司 Quick tool-changing mold
CN106624944A (en) * 2016-12-28 2017-05-10 中国人民解放军国防科学技术大学 Cutter applicable to linear cutting operation
CN106624092A (en) * 2017-02-23 2017-05-10 宁波亚路轴业有限公司 Special groove-milling machine tool
CN108817518A (en) * 2018-07-30 2018-11-16 江苏亚奥精密机械有限公司 A kind of automatic pipe cutter dust-extraction unit

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102145453B (en) * 2011-02-26 2016-04-27 李德昌 Full-automatic feeding, cutting collecting equipment and processing method thereof
CN102145453A (en) * 2011-02-26 2011-08-10 李德昌 Full-automatic feeding, cutting and receiving equipment and processing method thereof
CN102489770A (en) * 2011-12-05 2012-06-13 浙江华顺椅业有限公司 Cutter
CN102528135A (en) * 2012-01-16 2012-07-04 宁波雄狮机械制造有限公司 Full-automatic numerical-control steel pipe cutter
CN102528135B (en) * 2012-01-16 2014-02-26 宁波雄狮机械制造有限公司 Full-automatic numerical-control steel pipe cutter
CN102658399A (en) * 2012-05-09 2012-09-12 贺伟 Steel pipe cutting machine tool
CN102699480A (en) * 2012-06-07 2012-10-03 唐山开元自动焊接装备有限公司 Dedicated machine for slotting both ends of steel pipe
CN102699480B (en) * 2012-06-07 2014-06-18 唐山开元自动焊接装备有限公司 Dedicated machine for slotting both ends of steel pipe
CN102814684A (en) * 2012-08-22 2012-12-12 浙江腾云制冷科技有限公司 Spindle drive device for pipe cutting machine
CN102814538A (en) * 2012-09-14 2012-12-12 武汉科技大学 Axial cutting machine for steel pipe
CN102990099A (en) * 2012-11-30 2013-03-27 宁夏新瑞长城机床有限公司 Spray-type scrap flushing device
CN104043875A (en) * 2014-04-29 2014-09-17 浙江博雷重型机床制造有限公司 Milling tool device for milling tooth profile of rack
CN103949717B (en) * 2014-04-29 2017-05-10 新昌新天龙纽尚精密轴承有限公司 Automatic tube feeding multi-cutter tube cutting device of bearing steel tube
CN103949717A (en) * 2014-04-29 2014-07-30 新昌新天龙纽尚精密轴承有限公司 Automatic tube feeding multi-cutter tube cutting device of bearing steel tube
CN104148719A (en) * 2014-07-11 2014-11-19 太仓陶氏电气有限公司 Quick tool-changing mold
CN106624944A (en) * 2016-12-28 2017-05-10 中国人民解放军国防科学技术大学 Cutter applicable to linear cutting operation
CN106624944B (en) * 2016-12-28 2019-03-01 中国人民解放军国防科学技术大学 A kind of cutter suitable for straight cuts operation
CN106624092A (en) * 2017-02-23 2017-05-10 宁波亚路轴业有限公司 Special groove-milling machine tool
CN106624092B (en) * 2017-02-23 2018-11-27 宁波亚路轴业有限公司 A kind of milling specific machine
CN108817518A (en) * 2018-07-30 2018-11-16 江苏亚奥精密机械有限公司 A kind of automatic pipe cutter dust-extraction unit

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Granted publication date: 20110406

Termination date: 20130201