CN102489755A - Double-end surface horizontal type milling machine - Google Patents
Double-end surface horizontal type milling machine Download PDFInfo
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- CN102489755A CN102489755A CN2011103818649A CN201110381864A CN102489755A CN 102489755 A CN102489755 A CN 102489755A CN 2011103818649 A CN2011103818649 A CN 2011103818649A CN 201110381864 A CN201110381864 A CN 201110381864A CN 102489755 A CN102489755 A CN 102489755A
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Abstract
The present invention relates to a double-end surface horizontal type milling machine. The milling machine comprises a machine body, main shaft boxes, work main shafts, and a tool holder. The machine body is provided with a longitudinal guide rail lengthened toward a side of the machine body. The longitudinal guide rail is provided with a work table, wherein the work table can longitudinally move along the guide rail. The side surface of the main shaft box of the machine body is respectively provided with a tool magazine, wherein each tool magazine comprises a base, the base is provided with a holding plate, and the holding plate can slip along slipways. The holding plate is provided with a standing plate, a pushing plate and a vertical plate, wherein the two inserting rods of the pushing plate are provided with a tool fixture provided with the tools. The work table is provided with a tool lifting device. According to the present invention, the movements of the tool magazine, the tool fixture provided with the tools on the tool magazine, and the tool lifting device can be controlled through a control device so as to achieve the automatic tool exchanging work of the double-end surface milling machine, and the advantage of convenient operation is provided.
Description
One, technical field:
The present invention relates to a kind of horizontal milling machine, be specifically related to a kind of Double End horizontal milling machine.
Two, background technology:
The Double End horizontal milling machine is a kind of important metalworking machinery, because processing sample size, kind are more, material is varied; Need often to change cutter; The Double End horizontal milling machine does not possess the automatic tool changer function at present, and the replacing of cutter is manual replacing, because the cutter deadweight is heavier; Manual tool changing is difficulty relatively, usually influences production because of the tool changing problem.
Three. summary of the invention:
The object of the present invention is to provide a kind of have automatic tool changer function, easy to operate Double End horizontal milling machine.
For realizing above-mentioned purpose; A kind of Double End horizontal milling machine of the present invention; Comprise a criss-cross lathe bed, bilateral symmetry is provided with main spindle box and working-spindle on the lathe bed, between two working-spindles on the lathe bed, is provided with and two guide rails that the working-spindle line is vertical; Guide rail is provided with and can does the workbench that vertically moves along guide rail, and what between two working-spindles on the lathe bed, be provided with is a longitudinal rail to the side lengthening of lathe bed with two vertical guide rails of working-spindle line; Described automatic tool changer comprises that two tool magazines, two hang the cutter holder on two tool magazines respectively and be located at the knife system that hangs on the workbench; On the lathe bed of two main spindle box sides of a side of longitudinal rail lengthening, be arranged with a tool magazine respectively; Each tool magazine includes a base that is fixed on lathe bed main spindle box side, base top be provided with one with lathe bed on longitudinal rail perpendicular groove, be fixed with a cylinder in the groove; The both sides of the groove on base top are provided with slideway; Supporting plate has slide block and matches with the slideway on base top, and supporting plate is fixedly connected with the drive rod of cylinder, and the direction of supporting plate upper edge slideway is by alternate successively laterally station plate and the riser that is provided with perpendicular to supporting plate in inboard; The stand both sides on plate top are respectively equipped with a through hole; Between station plate and riser, be provided with push pedal, push pedal be provided with and the plate of standing on corresponding two inserted links of through hole, two inserted links in the push pedal are inserted in respectively in two through holes on the plate of station; The shallow wedge shape notch in dark back before the inboard of two inserted links in the push pedal is equipped with; The middle part of push pedal is provided with a tapped screw, and the correspondence position of stand plate and riser also is provided with through hole, the two ends of screw mandrel pass respectively on station plate and the riser through hole and with station plate and riser flexible connection; Tapped screw in the push pedal is passed at the middle part of screw mandrel, and the rear end of screw mandrel is provided with handle in the riser outside; Described cutter holder is a square device; The both sides of cutter holder are respectively equipped with the mandrel and the alignment pin of mounting cutter; The top of cutter holder be provided with push pedal on the through hole of two corresponding horizontal directions of inserted link, between two through holes on the cutter holder, be provided with the tool bore that hangs of two vertical direction, be provided with a cavity between two through holes on the cutter holder; Cavity both sides horizontal direction is provided with the rectangular through-hole that communicates with through hole; Be respectively equipped with a plate in two rectangular through-hole, plate to the outside of rectangular through-hole horizontal direction be wedge shape and with push pedal on the inboard wedge shape notches of two inserted links match, on two plates with hang the tool bore correspondence position and establish a folder tool bore respectively; One of the inboard towards cavity of two plates is provided with a jack; Another is provided with pin, and the inboard pin of plate inserts in the inboard jack of another plate, is set with the compression spring on the pin; Described hang knife system be above the workbench alternate with the longitudinal rail equidirectional be provided with cutter holder on two hang two corresponding vertical perforation of tool bore position; The top of two vertical perforation be respectively equipped with two drive rods downward hang the cutter cylinder; The front end that hangs cutter air cylinder driven bar is provided with and hangs knife bar; Hang knife bar and pass the vertical perforation on the workbench, the front end that hangs knife bar is provided with circle groove radially, and the axial length of groove is corresponding with the thickness of plate.
Owing to taked technique scheme; A kind of Double End horizontal milling machine of the present invention is arranged with a tool magazine respectively on the lathe bed of two main spindle box sides; Cutter holder is hung on tool magazine, and cutter is installed on the cutter holder, on workbench, is provided with and hangs knife system; Can control tool magazine and hang of the automatic tool changer work of the motion realization of knife system through control device, have easy to operate advantage the Double End horizontal milling machine.
Four, description of drawings:
Fig. 1 is the plan structure sketch map of a kind of Double End horizontal milling machine of the present invention;
Fig. 2 is the side-looking structural representation of a kind of Double End horizontal milling machine tool magazine part shown in Figure 1;
Fig. 3 is the plan structure sketch map of a kind of Double End horizontal milling machine tool magazine part shown in Figure 1;
Fig. 4 is the structural representation of a kind of Double End horizontal milling machine cutter holder part shown in Figure 1;
Fig. 5 be shown in Figure a kind of Double End horizontal milling machine cutter holder part overlook the internal structure sketch map;
Fig. 6 is the structural representation that a kind of Double End horizontal milling machine shown in Figure 1 hangs the knife system part.
Five, the specific embodiment:
Visible by Fig. 1 Fig. 2 and Fig. 3; A kind of Double End horizontal milling machine of the present invention; Comprise a criss-cross lathe bed 1; Bilateral symmetry is provided with main spindle box 2 and working-spindle on the lathe bed 1, and cutter 27 can be locked on the working-spindle through the locking device that working-spindle front end inside is provided with, and between two working-spindles on the lathe bed 1, is provided with and two guide rails that the working-spindle line is vertical; Guide rail is provided with and can does the workbench 4 that vertically moves along guide rail, and what between two working-spindles on the lathe bed 1, be provided with is a longitudinal rail 3 to the side lengthening of lathe bed 1 with two vertical guide rails of working-spindle line; Described automatic tool changer comprises that two tool magazines, two hang the cutter holder 17 on two tool magazines respectively and be located at the knife system that hangs on the workbench 4; On the lathe bed 1 of two main spindle box 2 sides of a side of longitudinal rail 3 lengthening, be arranged with a tool magazine respectively; Each tool magazine includes a base 5 that is fixed on lathe bed 1 main spindle box 2 sides, base 5 tops be provided with one with lathe bed 1 on longitudinal rail 3 perpendicular groove 6, be fixed with a cylinder 7 in the groove 6; The rear portion of cylinder 7 is to the guide rail of lathe bed; The drive rod of cylinder 7 is outside, and the both sides of the groove on base 5 tops are provided with slideway 8, and supporting plate 9 has slide block and matches with the slideway 8 on base 5 tops; The rear end of supporting plate 9 is fixedly connected with the drive rod of cylinder 7 through connecting plate; Also can be the outside of the rear portion of cylinder 7 to lathe bed, the drive rod of cylinder 7 inwardly and through connecting plate be fixedly connected with supporting plate 9, and the stretching of cylinder 7 drive rods can drive supporting plate 9 and move along slideway 8 at base 5; The direction of supporting plate 9 upper edge slideways 8 is by the alternate successively laterally station plate 10 and riser 11 that is provided with perpendicular to supporting plate in inboard; The stand both sides on plate 10 tops are respectively equipped with a through hole; Between station plate 10 and riser 11, be provided with push pedal 12; Push pedal 12 be provided with and the plate 10 of standing on corresponding two inserted links 13 of through hole, two inserted links 13 in the push pedal 12 are inserted in respectively in two through holes of station on the plate 10, the shallow wedge shape notch 16 in dark back before the inboard of two inserted links 13 in the push pedal 12 is equipped with; In order to improve the weight capacity of two inserted links 13; Prevent that the mechanical precision that causes because of distortion from reducing, can fixedly install two supporting cylinders that internal diameter is identical with the through hole internal diameter in two through holes on plate 11 tops, station, the middle part of push pedal 12 is provided with a tapped screw; The correspondence position of plate 10 and riser 11 of standing also is provided with through hole; The two ends of screw mandrel 14 are passed the through hole on station plate 10 and the riser 11 respectively and are flexibly connected with station plate 10 and riser 11, and tapped screw in the push pedal 12 is passed at the middle part of screw mandrel 14, is provided with handle 15 in the rear end of riser 11 outside screw mandrels; Turning handle 15 can make push pedal 12 move forward and backward along axially doing of screw mandrel 14.
Visible by Fig. 4, Fig. 5; Described cutter holder 17 is a square device; The both sides of cutter holder 17 are respectively equipped with the mandrel and the alignment pin of mounting cutter, and two cutters 27 are installed in respectively on mandrel and the alignment pin of cutter holder both sides and through being located at the damping unit relative fixed on the mandrel, the top of cutter holder 17 be provided with push pedal 12 on the through hole 18 of two inserted link 13 corresponding horizontal directions; What between two through holes 18 on the cutter holder 17, be provided with two vertical direction hangs tool bore 19; Be provided with a cavity between two through holes 18 on the cutter holder 17, cavity both sides horizontal direction is provided with the rectangular through-hole that communicates with through hole 18, is respectively equipped with a plate 20 in two rectangular through-hole; Plate 20 to the outside of rectangular through-hole horizontal direction be wedge shape and with push pedal 12 on two inserted links, 13 inboard wedge shape notches 16 match; Establish one of the inboard towards cavity of 21, two plates 20 of a folder tool bore respectively and be provided with a jack with hanging tool bore 19 correspondence positions on two plates 20, another is provided with pin 22; Plate 20 inboard pins 22 insert in the jack of another plate 20 inboards, are set with compression spring 23 on the pin 22;
Visible by Fig. 6; Described hang knife system be above the workbench 4 alternate with longitudinal rail 3 equidirectionals be provided with cutter holder 17 on two hang two corresponding vertical perforation of tool bore 19 positions; The top of two vertical perforation be respectively equipped with two drive rods with under hang cutter cylinder 24; The front end that hangs cutter cylinder 24 drive rods is provided with and hangs knife bar 25; Hang knife bar 25 and pass the vertical perforation on the workbench 4, the front end that hangs knife bar 25 is provided with circle groove 26 radially, and the axial length of groove 26 is corresponding with the thickness of plate 20.
During work; On two tool magazines; Elder generation is placed on the cutter holder 17 that both sides are equipped with cutter 27 on the base 5 of tool magazine; Turning handle 15 moves push pedal 12, and two through holes that two inserted links 13 in the push pedal 12 pass plate 10 tops, station and supporting cylinder protract and insert in two through holes 18 on the cutter holder 17 for usely, and the plate 20 on this moment cutter holder 17 in two through holes 18 embeds in the wedge shape notch 16 of inserted link 13 inboards in two push pedals 12 just; Plate 20 makes the hanging tool bore 19 on the cutter holder 17 be in concentric with folder tool bore 21 owing to the extruding that receives inserted link 13 is moved to the inside.
During mounting cutter 27; At first will there be the workbench 4 of workpiece to move to the correspondence position of tool magazine one side through control device; Make cylinder 7 work through control device then; The drive rod retraction of cylinder 7 drives supporting plate 9 and moves to workbench 5 directions; Cutter holder 17 is placed the below of workbench 4, and control device makes two to hang cutter cylinder 24 and work simultaneously then, and the knife bar 25 that hangs of two front ends that hang cutter cylinder 24 drive rods stretches out downwards and inserts hanging in the tool bore 19 on the cutter holder 17 respectively; Control device protracts the drive rod of cylinder 7 to drive supporting plate 9 and leaves workbench 4 then; Simultaneously, push pedal 12 is also moved with supporting plate 9, and two inserted links 13 in the push pedal 12 also through hole 18 from the cutter holder 17 are extracted out; At this moment; Owing to lost the extruding of 13 pairs of plates 20 of inserted link, the compression spring 23 on suit pin 22 moves two plates 20 respectively laterally, makes to hang tool bore 19 and press from both sides tool bore 21 to be in eccentric state; The folder tool bore 21 of plate 20 be stuck in the groove 26 of the front end that hangs knife bar 25 just and with cutter holder 17 relative fixed on workbench 4; Then control device with workbench 4 longitudinally guide rail 3 move to the correspondence position of main spindle box 2 and working-spindle one side, then control device two working-spindles on the main spindle box 2 are protracted and the locking device that is provided with through working-spindle front end inside with cutter 27 locking working-spindle front ends, so the working-spindle on latter two main spindle box 2 drives locked cutter 27 retractions; Then control device make workbench 4 longitudinally guide rail 3 move back to the correspondence position of tool magazine one side; The drive rod retraction drive supporting plate 9 of cylinder 7 is moved in two through holes 18 on the cutter holder 17 that 13 insertions of two inserted links in the push pedal 12 has not been had cutter 27 to workbench 4 directions, and plate 20 moves owing to being squeezed once more to the inside at this moment, makes hanging tool bore 19 and pressing from both sides tool bore 21 on the cutter holder 17 be in concentric once more; Then control device make two hang cutter cylinder 24 upwards retraction will hang knife bar 25 hanging tool bore 19 and the folder tool bore 21 from cutter holder 17 and extract out; The drive rod of cylinder 7 protracts to make and drives supporting plate 9 and leave workbench 4 then, and the cutter holder 17 that does not have a cutter 27 also playbacks in the tool magazine with the push pedal on the supporting plate 9 12, and the Double End horizontal milling machine just can begin milling work then.
During tool changing tool 27; At first make the workbench 4 that does not have workpiece move to the correspondence position of tool magazine one side; Cylinder 7 work drive supporting plates 9 move to workbench 4 directions then; To there be the cutter holder 17 of cutter 27 to place the below of workbench 4; The right knife bar 25 that hangs that latter two hangs the front end of cutter cylinder 24 drive rods stretches out downwards and inserts hanging in the tool bore 19 on the cutter holder 17 respectively; The drive supporting plate 9 of cylinder 7 work leaves workbench 4 then; Two inserted links 13 in the push pedal 12 also never the through hole on the cutter holder 17 of cutter 27 18 extract out; The cutter holder 17 that workbench 4 is driven do not have cutter 27 longitudinally guide rail 3 moves to the correspondence position of main spindle box 2 and working-spindle one side, and the locking device that working-spindle front end inside is provided with that protracts of the working-spindle on the main spindle box 2 unclamps, and cutter 27 is reinstalled on the cutter holder 17; Two on right latter two main spindle box 2 do not have cutter 27 working-spindles retraction; The cutter holder 17 that workbench 4 is driven reinstall cutter 27 longitudinally guide rail 3 moves back to the correspondence position of tool magazine one side, make the drive rod retraction of cylinder 7 drive supporting plate 9 once more and move in two through holes 18 that two inserted links in the push pedal 12 13 are inserted on the cutter holder 17 of having reinstalled cutter 27 to workbench 4 directions, so latter two hang cutter cylinder 24 upwards retraction will hang knife bar 25 hanging tool bore 19 and the folder tool bore 21 from cutter holder 17 and extract out; The drive rod of cylinder 7 protracts to make and drives supporting plate 9 and leave workbench 4 then, and the cutter holder 17 of reinstalling cutter 27 also playbacks in the tool magazine with the push pedal on the supporting plate 9 12 again.Then the cutter on the opposite side tool magazine 27 is reinstalled on the working-spindle of main spindle box 2.
Claims (1)
1. Double End horizontal milling machine; Comprise a criss-cross lathe bed (1); Lathe bed (1) is gone up bilateral symmetry and is provided with main spindle box (2) and working-spindle; Between two working-spindles on the lathe bed (1), be provided with and two guide rails that the working-spindle line is vertical, guide rail is provided with and can does the workbench (4) that vertically moves along guide rail, it is characterized in that: what between last two working-spindles of lathe bed (1), be provided with is a longitudinal rail (3) to the side lengthening of lathe bed (1) with two vertical guide rails of working-spindle line; Described automatic tool changer comprises that two tool magazines, two hang at the cutter holder on two tool magazines respectively and be located at the knife system that hangs on the workbench (4); On the lathe bed (1) of two main spindle boxes (2) side of a side of longitudinal rail (3) lengthening, be arranged with a tool magazine respectively; Each tool magazine includes a base (5) that is fixed on lathe bed (1) main spindle box (2) side; Base (5) top be provided with one with lathe bed (1) on longitudinal rail (3) perpendicular groove (6); Be fixed with a cylinder (7) in the groove (6), the both sides of the groove on base (5) top are provided with slideway (8), and supporting plate (9) has slide block and matches with the slideway (8) on base (5) top; Supporting plate (9) is fixedly connected with the drive rod of cylinder (7); The direction of supporting plate (9) upper edge slideway (8) is by alternate successively laterally station plate (10) and the riser (11) that is provided with perpendicular to supporting plate in inboard, and the both sides on the plate of standing (10) top are respectively equipped with a through hole, between station plate (10) and riser (11), is provided with push pedal (12); Push pedal (12) be provided with and the plate of standing (10) on corresponding two inserted links of through hole (13); Two inserted links (13) in the push pedal (12) are inserted in respectively in two through holes on the station plate (10), the shallow wedge shape notch (16) in dark back before the inboard of two inserted links (13) in the push pedal (12) is equipped with, and the middle part of push pedal (12) is provided with a tapped screw; The correspondence position of plate (10) and riser (11) of standing also is provided with through hole; The two ends of screw mandrel (14) are passed the through hole on station plate (10) and the riser (11) respectively and are flexibly connected with station plate (10) and riser (11), and upward tapped screw of push pedal (12) is passed at the middle part of screw mandrel (14), and the rear end of screw mandrel is provided with handle (15) outside riser (11); Described cutter holder (17) is a square device; The both sides of cutter holder (17) are respectively equipped with the mandrel and the alignment pin of mounting cutter; The top of cutter holder (17) is provided with the through hole (18) with the corresponding horizontal direction of last two inserted links of push pedal (12) (13); What between last two through holes of cutter holder (17) (18), be provided with two vertical direction hangs tool bore (19); Between last two through holes of cutter holder (17) (18), be provided with a cavity, cavity both sides horizontal direction is provided with the rectangular through-hole that communicates with through hole (18), is respectively equipped with a plate (20) in two rectangular through-hole; Plate (20) is wedge shape and matches with the inboard wedge shape notch (16) of last two inserted links of push pedal (12) (13) to the outside of rectangular through-hole horizontal direction; Two plates (20) are gone up with hanging tool bore (19) correspondence position and are established a folder tool bore (21) respectively, and one of the inboard towards cavity of two plates (20) is provided with a jack, and another is provided with pin (22); The inboard pin (22) of a plate (20) inserts in the inboard jack of another plate (20), is set with compression spring (23) on the pin (22); Described hang knife system be workbench (4) top alternate with longitudinal rail (3) equidirectional be provided with cutter holder (17) on two hang two corresponding vertical perforation of tool bore (19) position; The top of two vertical perforation be respectively equipped with two drive rods downward hang cutter cylinder (24); The front end that hangs cutter cylinder (24) drive rod is provided with and hangs knife bar (25); Hang knife bar (25) and pass the vertical perforation on the workbench (4); The front end that hangs knife bar (25) is provided with circle groove (26) radially, and the axial length of groove (26) is corresponding with the thickness of plate (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110381864 CN102489755B (en) | 2011-11-23 | 2011-11-23 | Double-end surface horizontal type milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110381864 CN102489755B (en) | 2011-11-23 | 2011-11-23 | Double-end surface horizontal type milling machine |
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| Publication Number | Publication Date |
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| CN102489755A true CN102489755A (en) | 2012-06-13 |
| CN102489755B CN102489755B (en) | 2013-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110381864 Active CN102489755B (en) | 2011-11-23 | 2011-11-23 | Double-end surface horizontal type milling machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104162702A (en) * | 2014-03-03 | 2014-11-26 | 李洪明 | Connecting sleeve parison tube double-sided milling machine |
| CN104162702B (en) * | 2014-03-03 | 2016-11-30 | 李洪明 | A kind of adapter sleeve base pipe double sides milling machine |
| CN110370057A (en) * | 2019-08-16 | 2019-10-25 | 泉州市创佳自动化设备有限公司 | A kind of Compositions of metal-working machines |
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| JPS58223543A (en) * | 1982-06-18 | 1983-12-26 | Hitachi Seiki Co Ltd | Automatic tool exchanging device |
| CN1895842A (en) * | 2006-04-05 | 2007-01-17 | 威海华东数控股份有限公司 | Automatic tool exchanger of machine tool |
| CN201079857Y (en) * | 2007-08-28 | 2008-07-02 | 比亚迪股份有限公司 | Horizontal milling machine |
| CN101314188A (en) * | 2008-07-10 | 2008-12-03 | 桂林机床股份有限公司 | Two-sided lathe bed miller |
| CN201253704Y (en) * | 2008-07-10 | 2009-06-10 | 桂林机床股份有限公司 | Two-sided lathe bed milling machine |
| JP3156024U (en) * | 2009-09-29 | 2009-12-10 | 株式会社和田機械 | Milling machine |
| CN101801595A (en) * | 2007-09-14 | 2010-08-11 | 利康Mt有限及两合公司 | Machine tool having two carriages and a tool magazine |
| CN102189427A (en) * | 2011-03-25 | 2011-09-21 | 无锡华联精工机械有限公司 | Tool storage mechanism of numerically controlled drilling and milling machine |
| CN202317178U (en) * | 2011-11-23 | 2012-07-11 | 安庆机床有限公司 | Double-end-surface horizontal milling machine |
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2011
- 2011-11-23 CN CN 201110381864 patent/CN102489755B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58223543A (en) * | 1982-06-18 | 1983-12-26 | Hitachi Seiki Co Ltd | Automatic tool exchanging device |
| CN1895842A (en) * | 2006-04-05 | 2007-01-17 | 威海华东数控股份有限公司 | Automatic tool exchanger of machine tool |
| CN201079857Y (en) * | 2007-08-28 | 2008-07-02 | 比亚迪股份有限公司 | Horizontal milling machine |
| CN101801595A (en) * | 2007-09-14 | 2010-08-11 | 利康Mt有限及两合公司 | Machine tool having two carriages and a tool magazine |
| CN101314188A (en) * | 2008-07-10 | 2008-12-03 | 桂林机床股份有限公司 | Two-sided lathe bed miller |
| CN201253704Y (en) * | 2008-07-10 | 2009-06-10 | 桂林机床股份有限公司 | Two-sided lathe bed milling machine |
| JP3156024U (en) * | 2009-09-29 | 2009-12-10 | 株式会社和田機械 | Milling machine |
| CN102189427A (en) * | 2011-03-25 | 2011-09-21 | 无锡华联精工机械有限公司 | Tool storage mechanism of numerically controlled drilling and milling machine |
| CN202317178U (en) * | 2011-11-23 | 2012-07-11 | 安庆机床有限公司 | Double-end-surface horizontal milling machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104162702A (en) * | 2014-03-03 | 2014-11-26 | 李洪明 | Connecting sleeve parison tube double-sided milling machine |
| CN104162702B (en) * | 2014-03-03 | 2016-11-30 | 李洪明 | A kind of adapter sleeve base pipe double sides milling machine |
| CN110370057A (en) * | 2019-08-16 | 2019-10-25 | 泉州市创佳自动化设备有限公司 | A kind of Compositions of metal-working machines |
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| Publication number | Publication date |
|---|---|
| CN102489755B (en) | 2013-09-25 |
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