CN103273088A - Vertical and horizontal dual-purpose special angle head suitable for special machining - Google Patents
Vertical and horizontal dual-purpose special angle head suitable for special machining Download PDFInfo
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- CN103273088A CN103273088A CN2013101850297A CN201310185029A CN103273088A CN 103273088 A CN103273088 A CN 103273088A CN 2013101850297 A CN2013101850297 A CN 2013101850297A CN 201310185029 A CN201310185029 A CN 201310185029A CN 103273088 A CN103273088 A CN 103273088A
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- main shaft
- angle head
- power transmission
- upper box
- bearing
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Abstract
The invention discloses a vertical and horizontal dual-purpose special angle head suitable for special machining. The vertical and horizontal dual-purpose special angle head suitable for special machining comprises a box, a main shaft and a transmission mechanism which is installed between the box and the main shaft. The vertical and horizontal dual-purpose special angle head suitable for special machining is characterized in that the box is composed of an upper box and a lower box, and a plurality of needle bearings are installed between the upper box and the transmission mechanism; a front main-shaft bearing pedestal is fixedly installed on the lower box, the front end of the main shaft is fixed on the front main-shaft bearing pedestal through a first back-to-back angular contact ball bearing, and the rear end of the main shaft is fixed on the lower box through a second back-to-back angular contact ball bearing; the included angle ranging from 30 degrees to 45 degrees is formed between the main shaft and the transmission shaft. The vertical and horizontal dual-purpose special angle head suitable for special machining has the advantages of being good in rigidity, large in torque, small in size, beautiful, capable of achieving high machining accuracy under the vertical and horizontal dual-purpose conditions, suitable for rough machining and semi-finish machining of deep cavities, capable of achieving finish machining, capable of being applied to special machining of gantry machine tools and floor type boring machine tools, and particularly suitable for machining bumper bars of automobiles.
Description
Technical field
The present invention relates to a kind of automatic head, especially relate to a kind of horizontal-vertical double-purpose special angle head of the suitable special process.
Background technology
The die processing difficulties of existing nerf bar is: die cavity is dark, cutter is little, and often adopts 3+2 spindle nose processing, and the rigidity deficiency of 3+2 spindle nose, can only be as final fine finishining usefulness, so the semifinishing of mould is still cumbersome.
Summary of the invention
Technical problem to be solved by this invention is: at the deficiencies in the prior art, provide a kind of horizontal-vertical double-purpose special angle head of the suitable special process.
The present invention solves the problems of the technologies described above the technical scheme that adopts: a kind of horizontal-vertical double-purpose special angle head of the suitable special process, comprise casing, main shaft, power transmission shaft and be arranged on casing and main shaft between transmission mechanism, described casing is made up of upper box and lower box, fixedly connected with connector in the upper end of described upper box, described connector is provided with a plurality of blind rivets, and described connector is connected with the ram oil drain pan by described a plurality of blind rivets; The top of described power transmission shaft is provided with handle of a knife, described handle of a knife is provided with main blind rivet, the outside of described handle of a knife is equipped with waterproof ring, described main blind rivet links to each other with machine tool chief axis, the bottom of described power transmission shaft is provided with the power transmission shaft gland, is provided with spring between described power transmission shaft gland and the described power transmission shaft; Be provided with a plurality of needle bearings between described upper box and the described transmission mechanism; Be installed with the main spindle front bearing seat on the described lower box, the front end of described main shaft is fixed on the described main spindle front bearing seat by back-to-back first angular contact ball bearing, and the rear end of described main shaft is fixed on the described lower box by back-to-back second angular contact ball bearing; Front end from the rear end of described main shaft to described main shaft is provided with collision block, rear end cap, pull bar, pulling claw fixed block and pulling claw successively, described rear end cap is installed on the described lower box, the rear end of described main shaft also is provided with the piston that matches with described rear end cap, described piston links to each other with the rectangle spring, is arranged with the dish spring on the described pull bar; The angle of described main shaft and described power transmission shaft is 30 ° ~ 45 °.
Preferably, the angle of described main shaft and described power transmission shaft is 30 °.30 ° angle design can make the angle head size smaller and more exquisite, attractive in appearance, makes angle head of the present invention be more suitable for the concave die processing of nerf bar, particularly is fit to the processing at bottom surface, dark chamber, and can saves the cost of charp tool, improves the processing rigidity.
Preferably, be provided with chain wheel between described upper box and the described lower box, described chain wheel is made up of upper chain wheel and the following chain wheel of mutual interlock, described upper chain wheel is fixed on the described upper box, described chain wheel down is fixed on the described lower box, and the arranged outside of described chain wheel has the labyrinth protection mechanism.Mutually the upper chain wheel of interlock and following chain wheel can play parts and the concentric effect of the parts on the lower box that makes on the upper box, and main shaft is added the moment of torsion in man-hour pass to upper box by chain wheel.The labyrinth protection mechanism can prevent that iron filings and cooling water from entering chain wheel.
Preferably, described transmission mechanism comprises first gear drive and second gear drive, described first gear drive is arranged on the top of described power transmission shaft, described second gear drive is arranged on the bottom of described power transmission shaft, and described second gear drive is connected with described main shaft, the coaxial transmission shafts bearing that is arranged with in the outside of described power transmission shaft is provided with a plurality of needle bearings between described upper box and the described transmission shafts bearing; Be provided with the limbers and the cooling water channel that are connected in the described upper box, described limbers is connected with cooling water pipe.Cooling water flow enters cooling water pipe through cooling water channel and limbers, flows out the effect that the cutter that adds man-hour and workpiece are played cooling again from cooling water pipe.
Preferably, described first gear drive comprises internal gear and the external gear of coaxial setting, described inner gear housing is located at the outside of described external gear, and be provided with longitudinal pitch between the internal tooth portion of described internal gear and the outer toothed portion of described external gear, described external gear is connected with described splined driveshaft; Described second gear drive comprises intermeshing first spiral bevel gear and second spiral bevel gear, the top of described first spiral bevel gear is connected with described power transmission shaft rectangular spline, and described second spiral bevel gear is set on the described main shaft.Be provided with longitudinal pitch between the internal tooth portion of internal gear and the outer toothed portion of external gear, when angle head C axle unclamps the oil cylinder oil supply, internal gear moves down with the transmission shafts bearing, upper chain wheel and following chain wheel unclamp, the internal tooth portion of internal gear is meshed with the outer toothed portion of external gear, external gear drives internal gear and rotates, and then head other parts except connector, upper box and upper chain wheel in right angle are rotated automatically, have realized automatic right angle head C axle indexing function.
Preferably, the front end of described main shaft is provided with mainshaft gland, is provided with adjusting pad between described first angular contact ball bearing and the described mainshaft gland.Can regulate the installation site, front and back of second spiral bevel gear by adjusting pad, be conducive to the adjustment of first spiral bevel gear and the second spiral bevel gear fit clearance simultaneously.
Preferably, be provided with back-to-back third angle contact ball bearing and back-to-back the 4th angular contact ball bearing between described transmission shafts bearing and described first spiral bevel gear, described third angle contact ball bearing is near the top of described first spiral bevel gear, and described the 4th angular contact ball bearing is near the bottom of described first spiral bevel gear.Because power transmission shaft is longer, the top of first spiral bevel gear is supported with the third angle contact ball bearing, the bottom of first spiral bevel gear is supported with the 4th angular contact ball bearing, top owing to first spiral bevel gear is connected with the power transmission shaft rectangular spline in addition, first spiral bevel gear need be felt relieved with the power transmission shaft rectangular spline and be cooperated, the setting of third angle contact ball bearing and the 4th angular contact ball bearing can guarantee the stationarity of the first spiral bevel gear transmission.
Preferably, be provided with two needle bearings between described upper box and the described transmission shafts bearing, i.e. first needle bearing and second needle bearing, described first needle bearing is fixed on the middle and upper part of described upper box, and described second needle bearing is fixed on the bottom of described upper box.Should increase the span of first needle bearing and second needle bearing as far as possible during design, in order to obtain better support effect; Again since needle bearing itself to have rigidity high and centering property is good, make special angle head of the present invention also can use man-hour crouching to add lathe and land horizontal adding such as boring machine.
Preferably, described lower box is provided with breach, and described rear end cap is provided with the damaged portion corresponding with described breach.A domestic similar special angle product is difficult to realize loose cutter function, generally all is by the manual loose cutter of broaching tool screw.Special angle head of the present invention, rear end cap is installed on the lower box, and the rear end of main shaft is provided with the piston that matches with rear end cap, thereby has automatic loose cutter function.But when realizing automatic loose cutter function, be the size of the rear end of reducing the angle head main shaft, rear end cap is provided with damaged portion to reduce the size of rear end cap, because the setting of damaged portion, the profile of rear end cap is not a complete circle; Consider that from assembly technology lower box is provided with breach, damaged on this breach and the rear end cap is corresponding, makes things convenient for the installation of parts such as piston and rear end cap, and can play a protective role to lower box during installation.
Preferably, be provided with a plurality of positioning keys between described connector and the described ram oil drain pan, be provided with platen between described connector and the described upper box, described platen is installed on the described connector, and described transmission shafts bearing is installed on the described platen; Water in being provided with leaking hole in the described platen and being used for collecting from the machine tool chief axis water clock to angle head and the catch basin of oil, be provided with the osculum that is connected with described catch basin in the described upper box, the water that gets off from the machine tool chief axis water clock and the oil leaking hole of flowing through enters catch basin, and the osculum of flowing through is again discharged in angle head.The setting of catch basin and leaking hole, make the You Heshui that gets off from the machine tool chief axis water clock from the osculum of upper box, be discharged to outside the angle head smoothly, and catch basin and leaking hole are located in the platen, the bidirectional piston sealing groove that need use in casing processing special-purpose leak slotted eye and waterproof not, when realizing draining and oil extraction function, do not take the short transverse size, compact conformation.
Compared with prior art, the invention has the advantages that: rear end cap is installed on the lower box, and the rear end of main shaft is provided with the piston that matches with rear end cap, makes angle head of the present invention can realize automatic loose cutter function; The waterproof ring that install in the outside of handle of a knife makes the You Heshui that drains in the angle head from machine tool chief axis and angle head top can not enter bearing, has avoided You Heshui to enter bearing and to the angle head influence in service life; Be provided with a plurality of needle bearings between upper box and the transmission mechanism, needle bearing good rigidly, precision height make a special angle of the present invention good rigidly, and moment of torsion is bigger; The angle of main shaft and power transmission shaft is 30 ° ~ 45 °, make angle head compact size of the present invention, attractive in appearance, can save the cost of charp tool, be issued to higher processing precision in the horizontal-vertical double-purpose situation, be suitable for roughing and the semifinishing of dark die cavity, and can take into account fine finishining, and can be applicable to Longmen machine tool and land boring machine carry out the special process, be particularly useful for nerf bar processing.
Description of drawings
Fig. 1 is the structural representation of embodiment.
The specific embodiment
Describe in further detail below in conjunction with the present invention of accompanying drawing embodiment.
As shown in the figure, a kind of horizontal-vertical double-purpose special angle head of the suitable special process, comprise casing 1, main shaft 2, power transmission shaft 3 and be arranged on casing 1 and main shaft 2 between transmission mechanism 5; Casing 1 is made up of upper box 11 and lower box 12, fixedlys connected with connector 4 in the upper end of upper box 11, and connector 4 is provided with a plurality of blind rivets 41 and quick connector 42, and connector 4 is not shown with ram oil drain pan 8(by a plurality of blind rivets 41) be connected; Be provided with chain wheel 7 between upper box 11 and the lower box 12, chain wheel 7 is made up of upper chain wheel 71 and the following chain wheel 72 of mutual interlock, and upper chain wheel 71 is fixed on the upper box 11, and following chain wheel 72 is fixed on the lower box 12, and the arranged outside of chain wheel 7 has labyrinth protection mechanism 73; The top of power transmission shaft 3 is provided with handle of a knife 31, handle of a knife 31 is provided with main blind rivet 32, and the outside of handle of a knife 31 is equipped with waterproof ring 33, and main blind rivet 32 links to each other with machine tool chief axis 10, the bottom of power transmission shaft 3 is provided with power transmission shaft gland 34, is provided with spring 35 between power transmission shaft gland 34 and the power transmission shaft 3; Be installed with main spindle front bearing seat 21 on the lower box 12, the front end of main shaft 2 is fixed on the main spindle front bearing seat 21 by back-to-back first angular contact ball bearing 22, and the rear end of main shaft 2 is fixed on the lower box 12 by back-to-back second angular contact ball bearing 23; The front end of main shaft 2 is provided with between mainshaft gland 24, the first angular contact ball bearings 22 and the mainshaft gland 24 and is provided with adjusting pad 241; Front end from the rear end of main shaft 2 to main shaft 2 is provided with collision block 25, rear end cap 26, pull bar 27, pulling claw fixed block 28 and pulling claw 29 successively, rear end cap 26 is installed on the lower box 12, lower box 12 is provided with breach 121, rear end cap 26 is provided with damaged 261 corresponding with breach 121, the rear end of main shaft 2 also is provided with the piston 262 that matches with rear end cap 26, piston 262 links to each other with rectangle spring 263, is arranged with dish spring 271 on the pull bar 27; Main shaft 2 is 30 ° with the angle of power transmission shaft 3; Transmission mechanism 5 comprises first gear drive 51 and second gear drive 52; First gear drive 51 comprises internal gear 53 and the external gear 54 of coaxial setting, internal gear 53 is set in the outside of external gear 54, and be provided with longitudinal pitch 55 between the internal tooth portion 531 of internal gear 53 and the outer toothed portion 541 of external gear 54, external gear 54 is connected with power transmission shaft 3 splines; Second gear drive 52 comprises that the top of intermeshing first spiral bevel gear 56 and second spiral bevel gear, 57, the first spiral bevel gears 56 is connected with power transmission shaft 3 rectangular splines, and second spiral bevel gear 57 is set on the main shaft 2; The coaxial transmission shafts bearing 36 that is arranged with in the outside of power transmission shaft 3, be provided with two needle bearings between upper box 11 and the transmission shafts bearing 36, i.e. first needle bearing 37 and second needle bearing 38, first needle bearing 37 is fixed on the middle and upper part of upper box 11, and second needle bearing 38 is fixed on the bottom of upper box 11; Be provided with back-to-back third angle contact ball bearing 361 and back-to-back the 4th angular contact ball bearing 362 between transmission shafts bearing 36 and first spiral bevel gear 56, third angle contact ball bearing 361 is near the top of first spiral bevel gear 56, and the 4th angular contact ball bearing 362 is near the bottom of first spiral bevel gear 56; Be provided with the limbers 111 and the cooling water channel 6 that are connected in the upper box 11, limbers 111 is connected with cooling water pipe 61; Be provided with a plurality of positioning keys 81 between connector 4 and the ram oil drain pan 8, be provided with platen 9 between connector 4 and the upper box 11, platen 9 is installed on the connector 4, and transmission shafts bearing 36 is installed on the platen 9; Water in being provided with leaking hole 91 in the platen 9 and being used for collecting from machine tool chief axis 10 water clocks to angle head and the catch basin 92 of oil, be provided with the osculum 112 that is connected with catch basin 92 in the upper box 11,10(is not shown from machine tool chief axis) water that gets off of water clock and the oil leaking hole 91 of flowing through enters catch basin 92, and the osculum 112 of flowing through is again discharged in angle head.
Claims (10)
1. the horizontal-vertical double-purpose special angle head of a suitable special process, comprise casing, main shaft, power transmission shaft and be arranged on casing and main shaft between transmission mechanism, it is characterized in that: described casing is made up of upper box and lower box, fixedly connected with connector in the upper end of described upper box, described connector is provided with a plurality of blind rivets, and described connector is connected with the ram oil drain pan by described a plurality of blind rivets; The top of described power transmission shaft is provided with handle of a knife, described handle of a knife is provided with main blind rivet, the outside of described handle of a knife is equipped with waterproof ring, described main blind rivet links to each other with machine tool chief axis, the bottom of described power transmission shaft is provided with the power transmission shaft gland, is provided with spring between described power transmission shaft gland and the described power transmission shaft; Be provided with a plurality of needle bearings between described upper box and the described transmission mechanism; Be installed with the main spindle front bearing seat on the described lower box, the front end of described main shaft is fixed on the described main spindle front bearing seat by back-to-back first angular contact ball bearing, and the rear end of described main shaft is fixed on the described lower box by back-to-back second angular contact ball bearing; Front end from the rear end of described main shaft to described main shaft is provided with collision block, rear end cap, pull bar, pulling claw fixed block and pulling claw successively, described rear end cap is installed on the described lower box, the rear end of described main shaft also is provided with the piston that matches with described rear end cap, described piston links to each other with the rectangle spring, is arranged with the dish spring on the described pull bar; The angle of described main shaft and described power transmission shaft is 30 ° ~ 45 °.
2. the horizontal-vertical double-purpose special angle head of a kind of suitable special process according to claim 1, it is characterized in that: the angle of described main shaft and described power transmission shaft is 30 °.
3. the horizontal-vertical double-purpose special angle head of a kind of suitable special process according to claim 1, it is characterized in that: be provided with chain wheel between described upper box and the described lower box, described chain wheel is made up of upper chain wheel and the following chain wheel of mutual interlock, described upper chain wheel is fixed on the described upper box, described chain wheel down is fixed on the described lower box, and the arranged outside of described chain wheel has the labyrinth protection mechanism.
4. according to the horizontal-vertical double-purpose special angle head of claim 1 or 2 or 3 described a kind of suitable special processs, it is characterized in that: described transmission mechanism comprises first gear drive and second gear drive, described first gear drive is arranged on the top of described power transmission shaft, described second gear drive is arranged on the bottom of described power transmission shaft, and described second gear drive is connected with described main shaft, the coaxial transmission shafts bearing that is arranged with in the outside of described power transmission shaft is provided with a plurality of needle bearings between described upper box and the described transmission shafts bearing; Be provided with the limbers and the cooling water channel that are connected in the described upper box, described limbers is connected with cooling water pipe.
5. the horizontal-vertical double-purpose special angle head of a kind of suitable special process according to claim 4, it is characterized in that: described first gear drive comprises internal gear and the external gear of coaxial setting, described inner gear housing is located at the outside of described external gear, and be provided with longitudinal pitch between the internal tooth portion of described internal gear and the outer toothed portion of described external gear, described external gear is connected with described splined driveshaft; Described second gear drive comprises intermeshing first spiral bevel gear and second spiral bevel gear, the top of described first spiral bevel gear is connected with described power transmission shaft rectangular spline, and described second spiral bevel gear is set on the described main shaft.
6. the horizontal-vertical double-purpose special angle head of a kind of suitable special process according to claim 5, it is characterized in that: the front end of described main shaft is provided with mainshaft gland, is provided with adjusting pad between described first angular contact ball bearing and the described mainshaft gland.
7. the horizontal-vertical double-purpose special angle head of a kind of suitable special process according to claim 5, it is characterized in that: be provided with back-to-back third angle contact ball bearing and back-to-back the 4th angular contact ball bearing between described transmission shafts bearing and described first spiral bevel gear, described third angle contact ball bearing is near the top of described first spiral bevel gear, and described the 4th angular contact ball bearing is near the bottom of described first spiral bevel gear.
8. the horizontal-vertical double-purpose special angle head of a kind of suitable special process according to claim 7, it is characterized in that: be provided with two needle bearings between described upper box and the described transmission shafts bearing, i.e. first needle bearing and second needle bearing, described first needle bearing is fixed on the middle and upper part of described upper box, and described second needle bearing is fixed on the bottom of described upper box.
9. the horizontal-vertical double-purpose special angle head of a kind of suitable special process according to claim 8, it is characterized in that: described lower box is provided with breach, and described rear end cap is provided with the damaged portion corresponding with described breach.
10. the horizontal-vertical double-purpose special angle head of a kind of suitable special process according to claim 9, it is characterized in that: be provided with a plurality of positioning keys between described connector and the described ram oil drain pan, be provided with platen between described connector and the described upper box, described platen is installed on the described connector, and described transmission shafts bearing is installed on the described platen; Water in being provided with leaking hole in the described platen and being used for collecting from the machine tool chief axis water clock to angle head and the catch basin of oil, be provided with the osculum that is connected with described catch basin in the described upper box, the water that gets off from the machine tool chief axis water clock and the oil leaking hole of flowing through enters catch basin, and the osculum of flowing through is again discharged in angle head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101850297A CN103273088A (en) | 2013-05-16 | 2013-05-16 | Vertical and horizontal dual-purpose special angle head suitable for special machining |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101850297A CN103273088A (en) | 2013-05-16 | 2013-05-16 | Vertical and horizontal dual-purpose special angle head suitable for special machining |
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| CN103273088A true CN103273088A (en) | 2013-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013101850297A Pending CN103273088A (en) | 2013-05-16 | 2013-05-16 | Vertical and horizontal dual-purpose special angle head suitable for special machining |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103785863A (en) * | 2014-01-23 | 2014-05-14 | 滕州市大地机床股份有限公司 | Dual-purpose gear case for milling machine |
| CN105499609A (en) * | 2016-01-13 | 2016-04-20 | 成都佳美嘉科技有限公司 | Main shaft of numerical control machine tool |
| CN106964829A (en) * | 2017-03-29 | 2017-07-21 | 广东工业大学 | A kind of vertical sleeping conversion head of lathe |
| CN109773537A (en) * | 2018-12-25 | 2019-05-21 | 陕西科技大学 | Double-motor driving type cutter |
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| CN101100003A (en) * | 2007-08-01 | 2008-01-09 | 扬州力创机床有限公司 | Vertical and horizontal processing center main-shaft box system |
| US20090279975A1 (en) * | 2008-05-12 | 2009-11-12 | Keigo Tada | Spindle device of machine tool |
| CN202742113U (en) * | 2012-07-31 | 2013-02-20 | 宁波海天精工股份有限公司 | Square ram automatic square |
| CN203253934U (en) * | 2013-05-16 | 2013-10-30 | 宁波海天精工股份有限公司 | Vertical and horizontal dual-purpose special angle head suitable for non-traditional machining |
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2013
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101100003A (en) * | 2007-08-01 | 2008-01-09 | 扬州力创机床有限公司 | Vertical and horizontal processing center main-shaft box system |
| US20090279975A1 (en) * | 2008-05-12 | 2009-11-12 | Keigo Tada | Spindle device of machine tool |
| CN202742113U (en) * | 2012-07-31 | 2013-02-20 | 宁波海天精工股份有限公司 | Square ram automatic square |
| CN203253934U (en) * | 2013-05-16 | 2013-10-30 | 宁波海天精工股份有限公司 | Vertical and horizontal dual-purpose special angle head suitable for non-traditional machining |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103785863A (en) * | 2014-01-23 | 2014-05-14 | 滕州市大地机床股份有限公司 | Dual-purpose gear case for milling machine |
| CN105499609A (en) * | 2016-01-13 | 2016-04-20 | 成都佳美嘉科技有限公司 | Main shaft of numerical control machine tool |
| CN106964829A (en) * | 2017-03-29 | 2017-07-21 | 广东工业大学 | A kind of vertical sleeping conversion head of lathe |
| CN109773537A (en) * | 2018-12-25 | 2019-05-21 | 陕西科技大学 | Double-motor driving type cutter |
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Application publication date: 20130904 |