CN104108045A - Opening and closing device of automatic machine tool roof gate - Google Patents
Opening and closing device of automatic machine tool roof gate Download PDFInfo
- Publication number
- CN104108045A CN104108045A CN201310131133.8A CN201310131133A CN104108045A CN 104108045 A CN104108045 A CN 104108045A CN 201310131133 A CN201310131133 A CN 201310131133A CN 104108045 A CN104108045 A CN 104108045A
- Authority
- CN
- China
- Prior art keywords
- machine tool
- lathe
- vertical beam
- fixed part
- roof door
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/08—Protective coverings for parts of machine tools; Splash guards
- B23Q11/0891—Protective coverings for parts of machine tools; Splash guards arranged between the working area and the operator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/08—Protective coverings for parts of machine tools; Splash guards
- B23Q11/0825—Relatively slidable coverings, e.g. telescopic
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Abstract
The invention belongs to the field of machine tool equipment and particularly relates to an opening and closing device of an automatic machine tool roof gate. The opening and closing device comprises a machine tool body, a cross beam, a vertical beam, a machine tool gate, a machine tool roof gate and a vertical-beam connecting piece. The vertical-beam connecting piece comprises a fixing part and a docking part, the fixing part comprises a first fixing portion and an extension arm, and the docking part comprises a second fixing portion and a straight rod portion; the machine tool roof gate comprises a roof gate body, the front end of the roof gate body extends to form a first extension portion, a groove is arranged in the first extension portion, the vertical beam moves up and down to control the straight rod portion of the vertical beam to move up and down to be matched with or separated from the groove of the machine tool roof gate, and the machine tool roof gate can be opened or closed by translation of the vertical beam. The opening and closing device has the advantages that modifying difficulty and cost of the automatic machine tool roof gate are lowered; an electronic control part is omitted, and stability and reliability of the automatic gate are improved at the same time; operation is easy to implement.
Description
Technical field
The invention belongs to field of machine tool equipment, relate in particular to a kind of automatic machine tool roof door opening and closing device.
Background technology
More and more in modern mechanical processing industry automation auxiliary equipment, automaticity is also in improve at full speed.In realizing the full-automatic process of part, truss manipulator is simple in structure, reliable with it, stable, can realize well the automation processing request of various parts.When machine tooling part; in order to protect operating personnel's life safety and the neat and tidy that maintains lathe surrounding environment; lathe generally all adopts fully closed safeguard structure; but in lathe use procedure; usually there will be operating personnel's maloperation to open machine tool door, this personal safety to operating personnel has formed huge threat.
In prior art, be all by increasing cylinder, magnetic valve etc. mostly, by electrical control, realize the switching of machine tool door, this makes, and manufacturing cost is high, need in use procedure the signal link confirmed many, occur that signal delay causes machine tool door when not needing to open, to open or do not close in time and then causes lathe interruption of work even in the course of the work when needs are closed.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of automatic machine tool roof door opening and closing device, the above-mentioned defect existing to overcome prior art.
The technical scheme of technical solution problem of the present invention is as follows: automatic machine tool roof door opening and closing device comprises lathe, crossbeam, the first servomotor, driven moving runner, the first transport tape, vertical beam, lathe gate and lathe roof door, the first servomotor is installed in one end of crossbeam, the other end of crossbeam is installed driven moving runner, the first transport tape is installed on the first servomotor and driven moving runner, crossbeam also comprises two the first guide rails that are installed on crossbeam leading flank, vertical beam comprises vertical beam body, the second servomotor, the second servomotor holder, driving rack, the second guide rail, the first slide block, the second slide block, supporting plate and Timing Belt clamping plate, supporting plate rear side is installed the first slide block, supporting plate installed in front the second slide block, the second guide rails assembling is in the second slide block, vertical beam body is installed on the second guide rail, driving rack is installed on a side of vertical beam body, the second servomotor holder is installed on the front side of supporting plate, the second servomotor is installed on the second servomotor holder, the travelling gear of the second servomotor and driving rack engagement, the first slide block is installed on the first guide rail, Timing Belt clamping plate one end is installed on supporting plate, Timing Belt clamping plate clamp the first transport tape simultaneously, automatic machine tool roof door opening and closing device also comprises vertical beam connector, vertical beam connector comprises fixture and interfacing part, fixture comprises the first fixed part and adjutage, interfacing part comprises the second fixed part and straight-bar portion, the first fixed part of the fixture of this vertical beam connector is installed on vertical beam body, the second fixed part of interfacing part is installed on adjutage, lathe roof door comprises roof door body, roller and support, roof door body is a groove shape body, the front end of roof door body extends to form the first extension, in the first extension, groove is set, lathe roof door is installed on lathe by roller, support comprise tabular fixed part with in one jiao of vertical second extension extending to form of tabular fixed part, a side in the second extension arranges chamfering, lathe gate comprises sliding door, connection fastener, steady pin, spring and adjusting limit component, the top of sliding door arranges the holder of fixed installation connection fastener, one end of holder extends to form a limiting section upward, be positioned at adjacent one end that holder arranges limiting section and vertically extend to form a plate, in connecting plate, through hole is set, place, centre position in holder arranges a fixing hole, connection fastener comprises hook part, fixed part, connecting portion between hook part and fixed part and swing part, the fixed part of connection fastener arranges the first perforate, the connecting portion of connection fastener arranges the second perforate, regulate limit component to comprise and regulate limit base and regulate caging bolt, regulate limit base to be assembled on lathe, regulate caging bolt to be assembled in the front end that regulates limit base, steady pin runs through the first perforate of connection fastener fixed part and the fixing hole of holder is assembled in connection fastener on holder, one end of spring is assembled in the second perforate of connection fastener connecting portion, the other end of spring is assembled in the through hole of connecting plate.
Preferably, the adjutage of fixture is parallel four limit bodies, in the front end of adjutage, one row's fixing hole is set.
Preferably, the second fixed part of interfacing part is parallel four limit bodies, and the straight mouthful groove of a row is set in the rear end of the second fixed part, and the central axis of this straight mouthful groove is parallel with the second fixed part upper surface.
The operation principle of automatic machine tool roof door opening and closing device of the present invention is: the first servomotor drives the first conveyer belt running, the first conveyer belt drives vertical beam to do parallel, cause the first servomotor can be controlled the displacement of vertical beam parallel, so can control vertical beam moves and drives the straight-bar portion of vertical beam connector to move to the positive upper end of lathe roof door groove, in the straight-bar portion that drives vertical beam to move up and down control vertical beam connector by the second servomotor, move up and down and lathe roof door groove fit or disengaging, when the straight-bar portion of vertical beam connector and lathe roof door groove fit, thereby complete and opening or closed lathe roof door by the first servomotor running drive vertical beam translation, because the adjusting limit base of the adjusting limit component at lathe gate is assembled on lathe, regulate caging bolt to be assembled in the front end that regulates limit base, after the complete closure in lathe gate, the swing part of connection fastener contacts and regulates caging bolt to force connection fastener to rotate, make the hook part of connection fastener depart from support, when now lathe roof door opens and closes, do not link with lathe gate, when lathe gate is opened, the limiting section of the holder at lathe gate promotes the support of lathe roof door, simultaneously the swing part of connection fastener leaves to regulate under the effect of spring, to rotate after caging bolt and makes connection fastener obtain hook part to be fastened on support, make lathe roof door and lathe gate generation synchronizing moving.
Beneficial effect of the present invention is really: the difficulty and the cost that have reduced the automatic roof door transformation of lathe; Reduce electric control system, also improved stability and the reliability of automatically-controlled door simultaneously; Make that operation is simple.
Accompanying drawing explanation
Fig. 1 is the lathe gate of automatic machine tool roof door opening and closing device of the present invention and the stereogram of the complete closure state of lathe roof door.
Fig. 2 is that the lathe gate of automatic machine tool roof door opening and closing device of the present invention is closed and the stereogram of lathe roof door open mode.
Fig. 3 is the lathe gate of automatic machine tool roof door opening and closing device of the present invention and the stereogram of lathe roof door while open mode.
Fig. 4 is the enlarged drawing at A place in Fig. 1 of automatic machine tool roof door opening and closing device of the present invention.
Fig. 5 is the stereogram of the vertical beam of automatic machine tool roof door opening and closing device of the present invention.
Fig. 6 is the stereogram at another visual angle of vertical beam of automatic machine tool roof door opening and closing device of the present invention.
Fig. 7 is lathe and the lathe gate assembling stereogram of automatic machine tool roof door opening and closing device of the present invention.
Fig. 8 is the enlarged drawing at B place in Fig. 7 of automatic machine tool roof door opening and closing device of the present invention.
Fig. 9 is the stereogram of the sliding door of automatic machine tool roof door opening and closing device of the present invention.
Figure 10 is the enlarged drawing at C place in Fig. 9 of automatic machine tool roof door opening and closing device of the present invention.
Figure 11 is the stereogram of the connection fastener of automatic machine tool roof door opening and closing device of the present invention.
Figure 12 is the stereogram of the lathe roof door of automatic machine tool roof door opening and closing device of the present invention.
In figure: automatic machine tool roof door opening and closing device 100, lathe 10, crossbeam 20, the first servomotor 30, the first transport tape 50, vertical beam 60, lathe gate 80, lathe roof door 90, the first guide rail 21, vertical beam body 61, the second servomotor 62, the second servomotor holder 63, driving rack 64, the second guide rail 65, the first slide block 66, the second slide block 67, supporting plate 68, Timing Belt clamping plate 69, vertical beam connector 200, fixture 210, interfacing part 220, the first fixed part 211, adjutage 212, the second fixed part 221, straight-bar portion 222, roof door body 91, roller 92, support 93, the first extension 94, groove 95, the second extension 96, sliding door 81, connection fastener 82, steady pin 83, spring 84, regulate limit component 85, holder 86, limiting section 87, connecting plate 88, hook part 821, fixed part 822, connecting portion 823, swing part 824, the first perforate 825, the second perforate 826, regulate limit base 851, regulate caging bolt 852.
The specific embodiment
By reference to the accompanying drawings, the present invention will be further described, refer to Fig. 1 to Fig. 4, automatic machine tool roof door opening and closing device 100 comprises lathe 10, crossbeam 20, the first servomotor 30, driven moving runner (not shown), the first transport tape 50, vertical beam 60, lathe gate 80 and lathe roof door 90, the first servomotor 30 is installed in one end of crossbeam 20, the other end of crossbeam 20 is installed driven moving runner (not shown), the first transmission 50 bands are installed in the first servomotor 30 and driven moving runner (not shown), crossbeam 20 also comprises two the first guide rails 21 that are installed on crossbeam 20 leading flanks.
In conjunction with Fig. 1 to Fig. 6, vertical beam 60 comprises vertical beam body 61, the second servomotor 62, the second servomotor holder 63, driving rack 64, the second guide rail 65, the first slide block 66, the second slide block 67, supporting plate 68 and Timing Belt clamping plate 69, supporting plate 68 rear sides are installed the first slide block 66, supporting plate installed in front the second slide block 67, the second guide rail 65 is installed in the second slide block 67, vertical beam body 61 is installed on the second guide rail 67, driving rack 64 is installed on a side of vertical beam body 61, the second servomotor holder 63 is installed on the front side of supporting plate 68, the second servomotor 62 is installed on the second servomotor holder 63, the travelling gear of the second servomotor 62 and driving rack 64 engagements, the first slide block 66 is installed on the first guide rail 21, Timing Belt clamping plate 69 one end are installed on supporting plate 68, Timing Belt clamping plate 69 are by the first transport tape 50 clampings simultaneously.
In conjunction with Fig. 1 to Fig. 4, automatic machine tool roof door opening and closing device 100 also comprises vertical beam connector 200, vertical beam connector 200 comprises fixture 210 and interfacing part 220, fixture 210 comprises the first fixed part 211 and adjutage 212, interfacing part 220 comprises the second fixed part 221 and straight-bar portion 222, the first fixed part 211 of the fixture 210 of this vertical beam connector 200 is installed on vertical beam body 61, and the second fixed part 221 of interfacing part 220 is installed on adjutage 212.
In conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Figure 12, lathe roof door 90 comprises roof door body 91, roller 92 and support 93, roof door body 91 is a groove shape body, the front end of roof door body 91 extends to form the first extension 94, in the first extension 94, groove 95 is set, lathe roof door 90 is installed on lathe 10 by roller 92, support 93 comprise tabular fixed part 95 with 95 1 jiaos of vertical second extensions 96 that extend to form of tabular fixed part, in a side of the second extension 96, chamfering is set.
In conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 7, Fig. 8, Fig. 9, Figure 10 and Figure 11, lathe gate 80 comprises sliding door 81, connection fastener 82, steady pin 83, spring 84 and adjusting limit component 85, the top of sliding door 81 arranges the holder 86 of fixed installation connection fastener 82, one end of holder 86 extends to form a limiting section 87 upward, be positioned at adjacent one end that holder 86 arranges limiting section 87 and vertically extend to form a plate 88, in connecting plate 88, through hole is set, place, centre position in holder 86 arranges a fixing hole, consult Figure 11, connection fastener 82 comprises hook part 821, fixed part 822, connecting portion 823 between hook part 821 and fixed part 822 and swing part 824, the fixed part 822 of connection fastener 82 arranges the first perforate 825, the connecting portion 823 of connection fastener 82 arranges the second perforate 826.Consult Fig. 8, regulate limit component 85 to comprise and regulate limit base 851 and regulate caging bolt 852, regulate limit base 851 to be assembled on lathe 10, regulate caging bolt 852 to be assembled in the front end that regulates limit base 851, steady pin 83 runs through the first perforate 825 of connection fastener 82 fixed parts 822 and the fixing hole of holder 86 is assembled in connection fastener 82 on holder 86, one end of spring 84 is assembled in the second perforate 826 of connection fastener 82 connecting portions 823, and the other end of spring 84 is assembled in the through hole of connecting plate 88 of holder 86.
Consult Fig. 4, the adjutage 212 of fixture 210 is parallel four limit bodies, in the front end of adjutage 212, row's fixing hole is set.
Consult Fig. 4, the second fixed part 221 of interfacing part 220 is parallel four limit bodies, and the straight mouthful groove of a row is set in the rear end of the second fixed part 221, and the central axis of this straight mouthful groove is parallel with the second fixed part upper surface.
The operation principle of automatic machine tool roof door opening and closing device of the present invention is: in conjunction with Fig. 1 to Figure 12, the first servomotor 30 drives the first conveyer belt 50 runnings, the first conveyer belt 50 drives vertical beam 60 to do parallel, cause the first servomotor 30 can be controlled the displacement of vertical beam 60 parallels, so can control vertical beam 60 moves and drives the straight-bar portion 222 of vertical beam connector 200 to move to the positive upper end of lathe roof door 90 grooves 95, in the straight-bar portion 222 that drives vertical beam 60 to move up and down control vertical beam connector 200 by the second servomotor 62, move up and down with lathe roof door 90 grooves 95 and coordinate or depart from, when the straight-bar portion 222 of vertical beam connector 200 coordinates with lathe roof door 90 grooves 95, thereby complete and opening or closed lathe roof door 90 by the first servomotor 30 running drive vertical beam 60 translations, because the adjusting limit base 851 of the adjusting limit component 85 at lathe gate 80 is assembled on lathe 10, regulate caging bolt 852 to be assembled in the front end that regulates limit base 851, after the complete closure in lathe gate 80, the swing part 824 of connection fastener 82 contacts and regulates caging bolt 852 to force connection fastener 82 to rotate, make the hook part 821 of connection fastener 82 depart from support 93, when now lathe roof door 90 opens and closes, do not link with lathe gate 80, when lathe gate 80 is opened, the limiting section 87 of the holder 86 at lathe gate 80 promotes the support 93 of lathe roof door 90, the swing part 824 of connection fastener 82 rotates the hook part 821 of connection fastener 82 is fastened on support 93 after leaving and regulating caging bolt 852 under the effect of spring 84 simultaneously, make lathe roof door 90 and lathe gate 80 that synchronizing moving occur.
Claims (3)
1. an automatic machine tool roof door opening and closing device, automatic machine tool roof door opening and closing device comprises lathe, crossbeam, the first servomotor, driven moving runner, the first transport tape, vertical beam, lathe gate and lathe roof door, the first servomotor is installed in one end of crossbeam, the other end of crossbeam is installed driven moving runner, the first transport tape is installed on the first servomotor and driven moving runner, crossbeam also comprises two the first guide rails that are installed on crossbeam leading flank, vertical beam comprises vertical beam body, the second servomotor, the second servomotor holder, driving rack, the second guide rail, the first slide block, the second slide block, supporting plate and Timing Belt clamping plate, supporting plate rear side is installed the first slide block, supporting plate installed in front the second slide block, the second guide rails assembling is in the second slide block, vertical beam body is installed on the second guide rail, driving rack is installed on a side of vertical beam body, the second servomotor holder is installed on the front side of supporting plate, the second servomotor is installed on the second servomotor holder, the travelling gear of the second servomotor and driving rack engagement, the first slide block is installed on the first guide rail, Timing Belt clamping plate one end is installed on supporting plate, Timing Belt clamping plate clamp the first transport tape simultaneously, it is characterized in that: automatic machine tool roof door opening and closing device also comprises vertical beam connector, vertical beam connector comprises fixture and interfacing part, fixture comprises the first fixed part and adjutage, interfacing part comprises the second fixed part and straight-bar portion, the first fixed part of the fixture of this vertical beam connector is installed on vertical beam body, the second fixed part of interfacing part is installed on adjutage, lathe roof door comprises roof door body, roller and support, roof door body is a groove shape body, the front end of roof door body extends to form the first extension, in the first extension, groove is set, lathe roof door is installed on lathe by roller, support comprise tabular fixed part with in one jiao of vertical second extension extending to form of tabular fixed part, a side in the second extension arranges chamfering, lathe gate comprises sliding door, connection fastener, steady pin, spring and adjusting limit component, the top of sliding door arranges the holder of fixed installation connection fastener, one end of holder extends to form a limiting section upward, be positioned at adjacent one end that holder arranges limiting section and vertically extend to form a plate, in connecting plate, through hole is set, place, centre position in holder arranges a fixing hole, connection fastener comprises hook part, fixed part, connecting portion between hook part and fixed part and swing part, the fixed part of connection fastener arranges the first perforate, the connecting portion of connection fastener arranges the second perforate, regulate limit component to comprise and regulate limit base and regulate caging bolt, regulate limit base to be assembled on lathe, regulate caging bolt to be assembled in the front end that regulates limit base, steady pin runs through the first perforate of connection fastener fixed part and the fixing hole of holder is assembled in connection fastener on holder, one end of spring is assembled in the second perforate of connection fastener connecting portion, the other end of spring is assembled in the through hole of connecting plate.
2. automatic machine tool roof door opening and closing device as claimed in claim 1, is characterized in that: the adjutage of fixture is parallel four limit bodies, in the front end of adjutage, one row's fixing hole is set.
3. automatic machine tool roof door opening and closing device as claimed in claim 1, it is characterized in that: the second fixed part of interfacing part is parallel four limit bodies, the straight mouthful groove of one row is set in the rear end of the second fixed part, and the central axis of this straight mouthful groove is parallel with the second fixed part upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310131133.8A CN104108045A (en) | 2013-04-16 | 2013-04-16 | Opening and closing device of automatic machine tool roof gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310131133.8A CN104108045A (en) | 2013-04-16 | 2013-04-16 | Opening and closing device of automatic machine tool roof gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104108045A true CN104108045A (en) | 2014-10-22 |
Family
ID=51705137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310131133.8A Pending CN104108045A (en) | 2013-04-16 | 2013-04-16 | Opening and closing device of automatic machine tool roof gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104108045A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019069492A (en) * | 2017-10-10 | 2019-05-09 | オークマ株式会社 | Cover for machine tool and machine tool |
| CN111113126A (en) * | 2018-10-31 | 2020-05-08 | 兄弟工业株式会社 | Conveying device and machine tool |
| CN111113138A (en) * | 2018-10-31 | 2020-05-08 | 兄弟工业株式会社 | Door opening/closing device and machine tool |
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| CN2723137Y (en) * | 2004-07-13 | 2005-09-07 | 顾三荣 | Open and close claw |
| US20060269375A1 (en) * | 2005-05-30 | 2006-11-30 | Mori Seiki Co., Ltd. | Machine Tool |
| CN201061856Y (en) * | 2007-06-21 | 2008-05-21 | 上海毅兴机床有限公司 | Lathe protective cover |
| CN202114538U (en) * | 2011-05-26 | 2012-01-18 | 上海斌盛电子机械有限公司 | Pneumatic control double-door protective device |
| CN202144030U (en) * | 2011-06-17 | 2012-02-15 | 上海三一精机有限公司 | Guard gate for machining center lathe |
| CN203156446U (en) * | 2013-04-16 | 2013-08-28 | 宁夏巨能机器人系统有限公司 | Automatic machine roof door opening and closing device |
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2013
- 2013-04-16 CN CN201310131133.8A patent/CN104108045A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2723137Y (en) * | 2004-07-13 | 2005-09-07 | 顾三荣 | Open and close claw |
| US20060269375A1 (en) * | 2005-05-30 | 2006-11-30 | Mori Seiki Co., Ltd. | Machine Tool |
| CN201061856Y (en) * | 2007-06-21 | 2008-05-21 | 上海毅兴机床有限公司 | Lathe protective cover |
| CN202114538U (en) * | 2011-05-26 | 2012-01-18 | 上海斌盛电子机械有限公司 | Pneumatic control double-door protective device |
| CN202144030U (en) * | 2011-06-17 | 2012-02-15 | 上海三一精机有限公司 | Guard gate for machining center lathe |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019069492A (en) * | 2017-10-10 | 2019-05-09 | オークマ株式会社 | Cover for machine tool and machine tool |
| JP7002277B2 (en) | 2017-10-10 | 2022-01-20 | オークマ株式会社 | Machine tool covers and machine tools |
| CN111113126A (en) * | 2018-10-31 | 2020-05-08 | 兄弟工业株式会社 | Conveying device and machine tool |
| CN111113138A (en) * | 2018-10-31 | 2020-05-08 | 兄弟工业株式会社 | Door opening/closing device and machine tool |
| CN111113126B (en) * | 2018-10-31 | 2022-04-01 | 兄弟工业株式会社 | Conveying device and machine tool |
| CN111113138B (en) * | 2018-10-31 | 2022-04-12 | 兄弟工业株式会社 | Door opening/closing device and machine tool |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141022 |
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| WD01 | Invention patent application deemed withdrawn after publication |