CN102463498B - Protective door opening and closing structure for tool machine - Google Patents
Protective door opening and closing structure for tool machine Download PDFInfo
- Publication number
- CN102463498B CN102463498B CN201010536774.8A CN201010536774A CN102463498B CN 102463498 B CN102463498 B CN 102463498B CN 201010536774 A CN201010536774 A CN 201010536774A CN 102463498 B CN102463498 B CN 102463498B
- Authority
- CN
- China
- Prior art keywords
- drive
- door
- protective door
- sprocket wheel
- cutter
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Auxiliary Devices For Machine Tools (AREA)
Abstract
The invention relates to a protective door opening and closing structure for a tool machine. In the protective door opening and closing structure, a protective door with a door board is arranged between a tool changing mechanism and a machining main shaft; the door board is connected with a transmission mechanism, so that the door board makes sequentially-collocated opening and closing movable actuation with the tool changing operation of the tool changing mechanism; the transmission mechanism is provided with a first transmission wheel; the first transmission wheel is pivoted with a second transmission wheel, and a flexible piece is wound on the first transmission wheel and the second transmission wheel; a guide movement piece is arranged on the flexible piece; a transmission base is fixedly arranged on the door board; a guide groove is formed on the transmission base, so that the guide movement piece makes reciprocating motion along the guide groove; when the tool changing operation is performed, the first transmission wheel is linked by a cam shaft of the tool changing mechanism to rotate, and the flexible piece is driven to revolve, so that the guide movement piece drives the transmission base and the door board to make reciprocating opening and closing movable actuation along a revolution path of the flexible piece; and by utilizing the linkage transmission of the transmission mechanism, the protective door can be driven to make the opening and closing movable actuation by the cam shaft of the tool changing mechanism to achieve the practical benefit of reducing the assembly cost.
Description
Technical field
The present invention relates to a kind of link transmission that utilizes transmission mechanism, can directly drive protective door to open and close mobile start by the power of cutter-exchange mechanism, to reduce the protective door on-off structure of toolroom machine of assembly cost.
Background technology
General purpose tool machine disposes tool magazine and cutter-exchange mechanism, and can mount default cutter in tool magazine, and between the machining spindle of tool magazine and toolroom machine, be rotated button cutter, draw sword, rotate the tool changing operations such as tool changing and slotting tool by the tool change arm of cutter-exchange mechanism, and default cutter is inserted on machining spindle, to process operation, but, the often meeting splash such as the chip producing in process and cutting fluid is to tool magazine and cutter-exchange mechanism, and easily make the assembly of tool magazine and cutter-exchange mechanism damage, for anti-situation here occurs, it is generally the protective door that installing can be controlled keying between machining spindle and tool magazine and cutter-exchange mechanism, and in adding man-hour, can control and close protective door, to intercept chip or the cutting fluid of splash in process, it is another when cutter-exchange mechanism carries out tool changing operation, control opening protection function door, make the tool change arm of cutter-exchange mechanism can rotate to machining spindle place and detain cutter, draw sword and the tool changing operation such as slotting tool.
At present, the in the streets opening/shutting mode of conventional toolroom machine protective door, generally that protective door links the drive source that can be cylinder pressure, for passing protective door, make switching motion, and when cutter-exchange mechanism carries out tool changing operation, first control drive source and pass opening protection function door, then control the power source that starts cutter-exchange mechanism, to drive tool change arm to be rotated button cutter, to draw sword, rotate the tool changing operations such as tool changing and slotting tool, and default cutter is inserted on machining spindle; After tool changing operation completes, then control drive source passing and close protective door, the machining spindle of toolroom machine can be processed operation; But, the opening/shutting mode of this protective door, though it can reach the object that intercepts chip or cutting fluid, but owing to must separately installing passing protective door additional, make the drive source of switching motion and the assembly of link, and assembly cost is improved, and for the switching motion that makes protective door can be done sequential collocation with the tool change arm of cutter-exchange mechanism, must separately control drive source and pass the time that protective door opens and closes, and the mode of so controlling respectively, to be difficult to guarantee that the action of protective door and tool change arm arranges in pairs or groups mutually, and then make cutter-exchange mechanism cannot carry out smoothly tool changing operation.
In view of this, the inventor is engaged in research and development and the making experience of relevant industries then for many years with it, for current faced problem further investigation, pass through the research of long-term endeavour and study, eventually grind the on-off structure of creating a kind of toolroom machine protective door, significantly to promote the degree of accuracy of assembling, and the scarce fraud of improving prior art with this, this is design aim of the present invention.
Summary of the invention
Main purpose of the present invention is to provide a kind of protective door on-off structure of toolroom machine, utilizes the link transmission of transmission mechanism, can rely on the camshaft of cutter-exchange mechanism directly to drive protective door to open and close movement, and then reach the practical purpose that reduces assembly cost.
Another object of the present invention provides a kind of protective door on-off structure of toolroom machine, by the camshaft of cutter-exchange mechanism, directly drive door-plate to open and close movement, and can make the action of protective door keying and the tool changing operation of cutter-exchange mechanism do sequential collocation, and then reach the practical purpose of guaranteeing smooth tool changing.
For reaching above-mentioned purpose, the invention provides a kind of protective door on-off structure of toolroom machine, it is installed between the cutter-exchange mechanism and machining spindle with camshaft, and this protective door on-off structure includes: protective door, is provided with framework, and is slidably equipped with door-plate in this framework; Transmission mechanism, on the framework of protective door, mount and be pivoted with the first drive, the side of this first drive mounts and is pivoted with the second drive, and winding flexible element on the first drive and the second drive, separately on this flexible element, be equiped with to lead and move part, on the door-plate of protective door, be equiped with retainer, this retainer offers leads the guide groove that moves part for placing, and this is led and move part and can pass door-plate transverse reciprocating and move; Interlock group, links and is installed between the first drive of transmission mechanism and the camshaft of cutter-exchange mechanism, makes the camshaft of cutter-exchange mechanism can drive transmission mechanism to carry out flexible driving.
The protective door on-off structure of described toolroom machine, wherein, this cutter-exchange mechanism is provided with a power source in a support, and this power source is motor, for linking drive cam shaft rotation, and drives tool change arm to carry out tool changing operation.
The protective door on-off structure of described toolroom machine, wherein, the framework of this protective door is installed in support one side of cutter-exchange mechanism.
The protective door on-off structure of described toolroom machine, wherein, the framework of this protective door is provided with opening, and is provided with two slide rail set in the upper and lower place of this opening, establishes door-plate, and this door-plate is moved back and forth along two slide rail set, to open and close the opening of framework for sliding.
The protective door on-off structure of described toolroom machine, wherein, the first drive of this transmission mechanism and the second drive are sprocket wheel, flexible element is chain.
The protective door on-off structure of described toolroom machine, wherein, it is roller that the leading of this transmission mechanism moved part.
The protective door on-off structure of described toolroom machine, wherein, offers linearly guide groove on the retainer of this transmission mechanism.
The protective door on-off structure of described toolroom machine, wherein, this interlock group is a chain wheel set.
The protective door on-off structure of described toolroom machine, wherein, this interlock group is provided with the camshaft of cutter-exchange mechanism and links with the first moving sprocket wheel, this first sprocket wheel is with the first chain coupling transmission one second sprocket wheel, and be pivoted and one can rotate with the 3rd moving sprocket wheel in this second sprocket coaxiality, the 3rd sprocket wheel separately can, with the first drive rotation of transmission mechanism with the 4th moving sprocket wheel, carry out flexible driving and link this transmission mechanism of drive with the 4th sprocket wheel with the second chain coupling transmission one.
The protective door on-off structure of described toolroom machine, wherein, the first sprocket wheel of this interlock group and the second sprocket wheel and the 3rd sprocket wheel and the 4th sprocket wheel are allocated respectively default radius ratio, so that the door-plate of this protective door can be done with the tool changing operation of cutter-exchange mechanism the mobile start that opens and closes of sequential collocation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention (one);
Fig. 2 is structural representation of the present invention (two);
Fig. 3 is action schematic diagram of the present invention ();
Fig. 4 is action schematic diagram of the present invention (two);
Fig. 5 is action schematic diagram of the present invention (three);
Fig. 6 is action schematic diagram of the present invention (four);
Fig. 7 is action schematic diagram of the present invention (five);
Fig. 8 is action schematic diagram of the present invention (six);
Fig. 9 is action schematic diagram of the present invention (seven);
Figure 10 is the action schematic diagram of cutter-exchange mechanism slotting tool of the present invention;
Figure 11 is action schematic diagram of the present invention (eight).
Description of reference numerals: 10-cutter-exchange mechanism; 11-support; 12-motor; 13-camshaft; 14-tool change arm; 20-protective door; 21-framework; 211-opening; 212-slide rail set; 213-slide rail set; 22-door-plate; 30-transmission mechanism; 31-the first drive; 32-the second drive; 33-flexible element; 34-leads and moves part; 35-retainer; 351-guide groove; 36-interlock group; 361-the first sprocket wheel; 362-the first chain; 363-the second sprocket wheel; 364-the 3rd sprocket wheel; 365-the second chain; 366-the 4th sprocket wheel; 40-machining spindle; 50-cutter; 51-cutter.
The specific embodiment
For making your auditor do further to understand to the present invention, hereby lift a preferred embodiment, and coordinate accompanying drawing to describe in detail as rear:
Refer to shown in Fig. 1, Fig. 2, the protective door on-off structure of toolroom machine of the present invention, it is between the machining spindle of cutter-exchange mechanism 10 and toolroom machine, to be provided with protective door 20, for the chip or the cutting fluid that intercept splash, wherein, this cutter-exchange mechanism 10 is provided with a power source that can be motor 12 on support 11, for linking drive cam shaft 13, rotate, and drive tool change arm 14 to be rotated button cutter, draw sword, rotate tool changing, the tool changing operation such as slotting tool and reversion reset, another this protective door 20 is equiped with framework 21 in support 11 1 sides of cutter-exchange mechanism 10, this framework 21 is provided with opening 211, and at the upper and lower place of this opening 211, be provided with two slide rail set 212,213, for the sliding door-plate 22 of establishing, and this door-plate 22 can be moved back and forth along two slide rail set 212,213, to open and close the opening 211 of framework 21, separately between the door-plate 22 of this protective door 20 and the camshaft 13 of cutter-exchange mechanism 10, link is provided with a transmission mechanism 30 and interlock group 36, so that the camshaft 13 of this cutter-exchange mechanism 10 can drive the door-plate 22 of protective door 20 to open and close moving back and forth of framework 21 openings 211, this transmission mechanism 30 includes the first drive 31, the second drive 32, flexible element 33, leads and move part 34 and retainer 35, this first drive 31 mounts on the framework 21 that is hubbed at protective door 20, the appropriate position, side of this first drive 31 mounts this second drive 32 that is pivoted, and this flexible element 33 of winding on this first drive 31 and the second drive 32, and carry out flexible driving with this first drive 31, the second drive 32 and flexible element 33, in the present embodiment, this first drive 31 and the second drive 32 can be sprocket wheel, and 33 of this flexible elements are a chain, another on this flexible element 33, install one and can be leading of roller and move part 34, and this is led move part 34 along with flexible element 33 turns round start, 35 of this retainers are installed on the door-plate 22 of protective door 20, and offer linearly guide groove 351 on this retainer 35, for placing this, lead and move part 34, and this is led when moving part 34 and turning round start along with flexible element 33, can move back and forth along the guide groove of retainer 35 351, another these interlock group 36 links are installed between the first drive 31 of transmission mechanism 30 and the camshaft 13 of cutter-exchange mechanism 10, so that the camshaft 13 of cutter-exchange mechanism 10 can drive this first drive 31, the second drive 32 and flexible element 33 to carry out flexible driving, in the present embodiment, this interlock group 36 is a chain wheel set, it is provided with the camshaft 13 of cutter-exchange mechanism 10 and links with the first moving sprocket wheel 361, this first sprocket wheel 361 links transmission one second sprocket wheel 363 with the first chain 362, and it is one rotatable with the 3rd moving sprocket wheel 364 in this second sprocket wheel 363, to be coaxially pivoted, the 3rd sprocket wheel 364 links transmission one with the second chain 365 can be with these the first drive 31 rotations with the 4th moving sprocket wheel 366, and link with the 4th sprocket wheel 366, drive this first drive 31, the second drive 32 and flexible element 33 carry out flexible driving, and lead and move part 34 and pass these retainers 35 with this, and then the door-plate 22 of protective door 20 is moved back and forth, to open and close the opening 211 of framework 21, wherein, the first sprocket wheel 361 of this interlock group 36 and the second sprocket wheel 363 and the 3rd sprocket wheel 364 and the 4th sprocket wheel 366 are allocated respectively a suitable radius ratio, so that the door-plate 22 of this protective door 20 can be done with the tool changing operation of cutter-exchange mechanism 10 the mobile start that opens and closes of sequential collocation, for example, the radius ratio of this first sprocket wheel 361, the second sprocket wheel 363, the 3rd sprocket wheel 364 and the 4th sprocket wheel 366 is 2: 1: 2: 1, when the first sprocket wheel 361 rotates a circle, with first chain 362 interlock the second sprocket wheels 363, rotate two circles, another the 3rd sprocket wheel 364 is along with the second sprocket wheel 363 takes two turns with moving revolving, and rotate four circles with the second chain 365 interlocks the 4th sprocket wheel 366 and the first drive 31, and then make the mobile start of opening and closing of door-plate 22 do sequential collocation with the tool changing operation of cutter-exchange mechanism 10.
Refer to shown in Fig. 3, the present invention is when carrying out tool changing operation, its motor 12 with cutter-exchange mechanism 10 continues drive cam shaft 13 and rotates, and drive tool change arm 14 to start to continue rotation, another this camshaft 13 drives the first sprocket wheel 361 of interlock group 36 to start to continue rotation simultaneously, this first sprocket wheel 361 continues interlock the second sprocket wheel 363 with the first chain 362, and the 3rd sprocket wheel 364 moves rotation along with the second sprocket wheel 363 is same, and rotates with lasting interlock the 4th sprocket wheel 366 of the second chain 365 and the first drive 31; When this first drive 31 starts to continue to rotate, drive flexible element 33 to continue revolution, and make to lead and move part 34 and move along the rotary path of flexible element 33, and lead and move part 34 and pass retainer 35 transverse shiftings on door-plate 22 with this, make door-plate 22 continue to open.
Refer to shown in Fig. 4, the motor 12 of cutter-exchange mechanism 10 continues drive cam shaft 13 and rotates, and drive tool change arm 14 90-degree rotations to detain cutter, and the one end that makes this tool change arm 14 is fastened on the cutter 50 on machining spindle 40, the other end is fastened on the default cutter 51 on tool magazine, and this camshaft 13 continues interlock the first drive 31 with interlock group 36 and rotates, and makes door-plate 22 continue to open.
Refer to shown in Fig. 5, at tool change arm 14, detain after cutter, continue drive cam shaft 13 and rotate, and interlock tool change arm 14 directly enters to draw sword, and drive door-plate 22 to continue to open.
Refer to shown in Fig. 6, continuing drive cam shaft 13 rotates, make tool change arm 14 start to be rotated tool changing, and drive door-plate 22 to continue to open, and when leading when moving part 34 and moving to the second drive 32 places and start to turn round along with flexible element 33, this is led and moves part 34 and will start to do simple harmonic motion, and makes the opening speed of passing door-plate 22 start to ease up gradually, vibration and noise while being opened into extreme position to reduce door-plate 22.
Refer to shown in Fig. 7, when tool change arm 14 is during to 90-degree rotation position, this is led and moves part 34 and will along the rotary path of flexible element 33, move to the outer circumference centre of the second drive 32, and door-plate 22 is opened completely.
Refer to shown in Fig. 8, continue drive cam shaft 13 and rotate, make tool change arm 14 continue to be rotated tool changing, and make to lead and move part 34 and move along the rotary path of flexible element 33, and make door-plate 22 start to close.
Refer to shown in Fig. 9, Figure 10, continuing drive cam shaft 13 rotates, make tool change arm 14 continue rotation to 180 degree positions, and start to carry out slotting tool, and cutter 50 is exchanged on tool magazine, this 51, default cutter is inserted on machining spindle 40, and this camshaft 13 continues interlock the first drive 31 with interlock group 36 and rotate, and moves part 34 and continue to pass door-plate 22 and close to lead.
Refer to shown in Figure 11, after tool change arm 14 slotting tools, continuing drive cam shaft 13 rotates, make tool change arm 14 reset that starts to reverse, and drive door-plate 22 to continue to close, and move part 34 along with flexible element 33 moves to the first drive 31 places and while starting to turn round when leading, this is led and moves part 34 and start to do simple harmonic motion, make the closing velocity of passing door-plate 22 start to ease up gradually, vibration and noise while closing to extreme position to reduce door-plate 22; When leading, move part 34 and move after reset along the rotary path of flexible element 33, make door-plate 22 close completely; Thus, the present invention rotates with motor 12 drive cam shaft 13 of cutter-exchange mechanism 10, make tool change arm 14 carry out tool changing operation, and with transmission mechanism, drive the door-plate 22 of protective door 20 and the tool changing operation of cutter-exchange mechanism 10 to do the mobile start that opens and closes of sequential collocation, and then reach the Practical Benefit that reduces assembly cost and guarantee smooth tool changing.
In sum, the real dark tool practicality of the present invention and progressive, so open there are no identical product and publication, thus permitting symbol application for a patent for invention important document, file an application in whence in accordance with the law.
Claims (8)
1. a protective door on-off structure for toolroom machine, it is installed between the cutter-exchange mechanism and machining spindle with camshaft, and this protective door on-off structure includes:
Protective door, is provided with framework, and is slidably equipped with door-plate in this framework;
Transmission mechanism mounts and is pivoted with the first drive on the framework of protective door, and winding flexible element on this first drive;
Interlock group, links and is installed between the first drive of transmission mechanism and the camshaft of cutter-exchange mechanism, makes the camshaft of cutter-exchange mechanism can drive transmission mechanism to carry out flexible driving; It is characterized in that:
The side of this first drive mounts and is also pivoted with the second drive, and also flexible element described in winding on the second drive, separately on this flexible element, installing leading of promising roller moves part, make to lead and move part and move along the rotary path of flexible element, on the door-plate of protective door, be equiped with retainer, this retainer offers for placing and leads the linearity guide groove that moves part, this is led moves part and can move back and forth along the guide groove of retainer, to pass door-plate transverse reciprocating, move, wherein, when leading when moving part and being moved to the second drive place and starting to turn round along with flexible element, this is led and moves part and start to do simple harmonic motion, make the opening speed of passing door-plate start to ease up gradually, when leading when moving part and being moved to the first drive place and starting to turn round along with flexible element, this is led and moves part and start to do simple harmonic motion, make the closing velocity of passing door-plate start to ease up gradually.
2. the protective door on-off structure of toolroom machine according to claim 1, is characterized in that, this cutter-exchange mechanism is provided with a power source in a support, and this power source is motor, for linking drive cam shaft rotation, and drives tool change arm to carry out tool changing operation.
3. the protective door on-off structure of toolroom machine according to claim 2, is characterized in that, the framework of this protective door is installed in support one side of cutter-exchange mechanism.
4. the protective door on-off structure of toolroom machine according to claim 1, is characterized in that, the framework of this protective door is provided with opening, and the upper and lower place in this opening is provided with two slide rail set, for sliding, establish door-plate, and this door-plate is moved back and forth along two slide rail set, to open and close the opening of framework.
5. the protective door on-off structure of toolroom machine according to claim 1, is characterized in that, the first drive of this transmission mechanism and the second drive are sprocket wheel, and flexible element is chain.
6. the protective door on-off structure of toolroom machine according to claim 1, is characterized in that, this interlock group is a chain wheel set.
7. the protective door on-off structure of toolroom machine according to claim 6, it is characterized in that, this interlock group is provided with the camshaft of cutter-exchange mechanism and links with the first moving sprocket wheel, this first sprocket wheel is with the first chain coupling transmission one second sprocket wheel, and be pivoted and one can rotate with the 3rd moving sprocket wheel in this second sprocket coaxiality, the 3rd sprocket wheel separately can, with the first drive rotation of transmission mechanism with the 4th moving sprocket wheel, carry out flexible driving and link this transmission mechanism of drive with the 4th sprocket wheel with the second chain coupling transmission one.
8. the protective door on-off structure of toolroom machine according to claim 7, it is characterized in that, the first sprocket wheel of this interlock group and the second sprocket wheel and the 3rd sprocket wheel and the 4th sprocket wheel are allocated respectively default radius ratio, so that the door-plate of this protective door can be done with the tool changing operation of cutter-exchange mechanism the mobile start that opens and closes of sequential collocation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010536774.8A CN102463498B (en) | 2010-11-05 | 2010-11-05 | Protective door opening and closing structure for tool machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010536774.8A CN102463498B (en) | 2010-11-05 | 2010-11-05 | Protective door opening and closing structure for tool machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102463498A CN102463498A (en) | 2012-05-23 |
| CN102463498B true CN102463498B (en) | 2014-05-07 |
Family
ID=46067775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010536774.8A Expired - Fee Related CN102463498B (en) | 2010-11-05 | 2010-11-05 | Protective door opening and closing structure for tool machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102463498B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6212331B2 (en) | 2013-08-29 | 2017-10-11 | コマツＮｔｃ株式会社 | Machine Tools |
| CN106475847A (en) * | 2015-08-26 | 2017-03-08 | 德山精密股份有限公司 | The protection door operating gear of toolroom machine |
| CN108481080A (en) * | 2018-03-27 | 2018-09-04 | 昆山深凯模具有限公司 | A kind of numerical control machining center pollution autoamtic protection device for forming |
| CN110509095B (en) * | 2019-08-29 | 2022-02-01 | 全准数控设备(苏州)有限公司 | Flushing unit for tool changing mechanism of processing machine and quick tool changing method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0760596A (en) * | 1993-08-23 | 1995-03-07 | Toyoda Mach Works Ltd | Shutter associated with automatic exchanger |
| JP3310134B2 (en) * | 1995-05-24 | 2002-07-29 | オークマ株式会社 | Machine Tools |
| JP2000176784A (en) * | 1998-12-08 | 2000-06-27 | Niigata Eng Co Ltd | Splash cover closing device for machine tool |
| CN2661365Y (en) * | 2003-10-20 | 2004-12-08 | 蔡佩娟 | Interlock mechanism of tool changing device |
| CN101077564B (en) * | 2006-05-24 | 2010-10-27 | 伍将机械工业股份有限公司 | Automatic door device for numerical value controlled machine tool |
| DE202006015098U1 (en) * | 2006-10-02 | 2006-11-23 | Deckel Maho Pfronten Gmbh | Machine tool with protective cabin has hinged door opening automatically during tool change through tool changer and tool magazine chain both mounted outside of cabin |
-
2010
- 2010-11-05 CN CN201010536774.8A patent/CN102463498B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102463498A (en) | 2012-05-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102463498B (en) | Protective door opening and closing structure for tool machine | |
| CN102003509B (en) | Rotary-linear movement change mechanism and actuator | |
| WO2009072223A1 (en) | Switch-type rotary driving device | |
| CN202532389U (en) | Stage light double prism movable system | |
| ATE395994T1 (en) | PUNCHING MACHINE WITH A MOTOR ROTARY/LIFTING DRIVE | |
| CN104456897A (en) | Air conditioner | |
| CN106969121A (en) | A kind of reciprocal circular motion mechanism of batch (-type) slide rail shift fork | |
| CN207229692U (en) | Spherical groove wheel transmission device | |
| CN112658770B (en) | Computer outer box body processing platform | |
| TWI403382B (en) | Turning on and off device of a splash guard of a machine tool | |
| CN101036950B (en) | Gun drill | |
| CN104589121A (en) | Globoid cam type automatic tool change device | |
| CN205798461U (en) | Hydraulic-driven turnning and milling composite main shaft structure | |
| DE10343978A1 (en) | Manufacturing and / or assembly device | |
| CN109365223B (en) | Dispensing machine for mobile phone screen | |
| CN107571090B (en) | A kind of protective door structure of dual-axis rotation arcuate movement track | |
| CN102476307B (en) | Closing positioning point amplifying structure for protective door of tool-room machine | |
| CN207620581U (en) | A kind of hand-rail type chain window opener window | |
| CN207464782U (en) | The automatic tool changer of toolroom machine | |
| CN202028956U (en) | Toolroom machine with rotary processing main shaft | |
| CN219841111U (en) | Non-clutch type electric actuator | |
| CN109990011A (en) | A kind of arrangement of clutch of continuous polisher | |
| JP2019084672A (en) | Automatic exchange system of cutting tool of machine tool | |
| CN106312185A (en) | Direct-drive circular sawing machine | |
| CN204913883U (en) | Off normal structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20151105 |
|
| EXPY | Termination of patent right or utility model |