CN103223612B - A tool position determining device for automatic tool changer of machine tool - Google Patents
A tool position determining device for automatic tool changer of machine tool Download PDFInfo
- Publication number
- CN103223612B CN103223612B CN201310027618.2A CN201310027618A CN103223612B CN 103223612 B CN103223612 B CN 103223612B CN 201310027618 A CN201310027618 A CN 201310027618A CN 103223612 B CN103223612 B CN 103223612B
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- CN
- China
- Prior art keywords
- cylinder body
- chain
- tool
- block
- lining
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Classifications
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- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools
- B23Q3/15713—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools a transfer device taking a single tool from a storage device and inserting it in a spindle
- B23Q3/1572—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools a transfer device taking a single tool from a storage device and inserting it in a spindle the storage device comprising rotating or circulating storing means
- B23Q3/15724—Chains or belts
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/1552—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling parts of devices for automatically inserting or removing tools
- B23Q3/1554—Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore
- B23Q2003/155414—Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore the transfer mechanism comprising two or more grippers
- B23Q2003/155425—Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore the transfer mechanism comprising two or more grippers pivotable
- B23Q2003/155428—Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore the transfer mechanism comprising two or more grippers pivotable about a common axis
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
- B23Q3/1552—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling parts of devices for automatically inserting or removing tools
- B23Q3/1554—Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore
- B23Q2003/155414—Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore the transfer mechanism comprising two or more grippers
- B23Q2003/155425—Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore the transfer mechanism comprising two or more grippers pivotable
- B23Q2003/155435—Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore the transfer mechanism comprising two or more grippers pivotable and linearly movable
- B23Q2003/155439—Transfer mechanisms, e.g. tool gripping arms; Drive mechanisms therefore the transfer mechanism comprising two or more grippers pivotable and linearly movable along the pivoting axis
Abstract
The invention provides a tool position determining device for automatic tool changer of machine tool. The tool position determining device for automatic tool changer of machine tool comprises a group of chains (120) configured by a pair of chain lining (122). The tool position determining device for automatic tool changer of machine tool comprises a positioning block (140), a guiding block (150), and a cylinder body (165). The positioning block (140) is separated and is equipped with a pair of lining containing grooves (141), wherein the curvature of the lining containing grooves (141) corresponds to that of the surface of the chain lining (122). The guiding block (150) guides the movement of the positioning block (140). The cylinder body (165) is supported by a cylinder body bracket (160). The side of the positioning block (140) relative the chain lining (122) is driven by a close or separate manner.
Description
Technical field
The present invention relates to lathe automatic tool change device (ATC) tool positioning device, more particularly, relate to lathe automatic tool change device (ATC) tool positioning device as described below: each axial direction of rotation can not only be carried out and regulate and location, but also pooling feature can be given to likely continuing to produce the part of impacting, thus movement between device transferred by instrument reliability and durability in tool cartridge and instrument can be met.
Background technology
Generally, in lathe, multiple instrument (tool) keeping is in the tool cartridge of lathe, makes specific instrument draw or again receive installation according to the instruction of control part.
In addition, about the tool cartridge of lathe, be provided with fixture (gripper) in the side of chain, chain is arranged in drive sprocket (sprocket) and idler sprockets, and chain drives along with drive sprocket and moves.
That is, specific fixture moves to tool changing position side and makes instrument mobile to automatic tool change device (ATC), or by the holding tools next from automatic tool change device transmission in specific fixture.
Referring to figs. 1 through Fig. 3, further describe tool cartridge 10 in the past.
The illustration figure of Fig. 1 part that to be the illustration figure for illustration of tool cartridge in the past, Fig. 2 be receives and pays out for illustration of instrument in tool cartridge in the past, Fig. 3 be for illustration of in tool cartridge in the past for the illustration figure of the part of chain drive-belt.
As shown in Figure 1, about tool cartridge 10, be configured with drive unit 12 in side, this drive unit is provided with drive sprocket 14, the opposite side of tool cartridge 10 is provided with idler sprockets 16, drive sprocket 14 and idler sprockets 16 are provided with chain 20.
In addition, above-mentioned idler sprockets 16 can be provided with the tension-adjusting gear 18 of the tension force regulating above-mentioned chain 20.
In addition, as shown in Figure 3, above-mentioned drive sprocket 14 is configured to, and is formed on the outer periphery the lining groove 15 of the chain bushes 22 for accommodating chain 20.
Above-mentioned chain 20 is provided with the fixture 30 of storage instrument 60.
In addition, between above-mentioned drive sprocket 14 and above-mentioned idler sprockets 16, there is the replacing position of extraction or storage instrument 60, be set up in this change bit and be configured with positioner 40 and tool delivery device 50.
In addition, antihunting device 45 can also be configured with in the outside of chain 20, antihunting device 45 for pressurizeing to fixture 30 or instrument 60 by specific instrument in and out of stabilizing clip during fixture 30 30.
That is, chain 20 is moved by the driving of drive unit 12, and fixture 30 moves to replacing side, position and is positioned at specific position thus.
Afterwards, the temporary transient fixing chain 20 and under making its irremovable state in the driving by positioner 40, instrument 60 by tool delivery device 50 in and out of fixture 30.
But there is problem as described below in tool cartridge 10 in the past as above.
As shown in Figure 1, there is distance S in the position of coming in and going out from drive sprocket 14 to instrument 60, even if can carry out the servomotor of numerical control for drive unit 12 application, in order to make instrument 60 move, as depicted in figs. 1 and 2, also must need independent positioner 40.
As shown in Figure 2, above-mentioned positioner 40 is configured to, and is made push rod combine closely between the chain bushes 22 of chain 20 temporarily fixing chain 20 by the driving of actuator.
Even if configure positioner 40 as above, the chain link of chain 20, pin and chain bushes 22 connect, a fixture 30 is configured with at each joint of multiple joint, in order to make, chain 20 is bending needs minimal tolerance or back clearance (backlash), there is due to this tolerance the problem that specific fixture 60 can not stop at tram.
In addition, the length forming multiple chain links of chain 20 likely increases, produce the error with the length respective amount of this increase, thus the tension force of chain 20 likely becomes lax, there is the loaded down with trivial details problem needing to use continually tension-adjusting gear 18 in order to the tension force of adjusting chain 20.
On the other hand, when wanting by positioner 40 fixing chain 20 mobile, also because the driving of positioner 40 needs the time, therefore there is whole time needed for tool changing elongated problem.
On the other hand, the technology for addressing this is that is disclosed in KR published patent number No. 10-2011-0002124.Disclosed above-mentioned technology, relate to the tool cartridge of lathe as described below: when wanting replacing instrument, enable fixture stop at tram, also can utilize under the state of not adjusting chain tension force even if chain becomes lax, the time needed for tool changing can be shortened.
But as shown in Figure 2, the Structure composing of alignment pin 42 is in the past taper, thus there is the correct distance tolerance of very difficult restriction, the problem of outstanding performance can not be shown in locating up and down.
In addition, in the position identical with alignment pin 42, thus there is fixture 60 in chain 20 to the problem not having amendable method during vertical direction distortion in the roller support portion design of chain 20.Further, strictly limit and Y-axis arrangement assembled, thus exist works be directly subject to import or the instrument of derivation time the impact that applies and cause damaged problem, therefore need the new improvement structure considering these.
Prior art document
Patent document 1: No. 10-2000-0087655th, korean patent application
Summary of the invention
To this, the present invention completes to solve the above problems, its object is to, there is provided lathe automatic tool change device (ATC) tool positioning device as described below: each axial direction of rotation can not only be carried out and regulate and location, but also pooling feature can be given to likely continuing to produce the part of impacting, thus movement between device transferred by instrument reliability and durability in tool cartridge and instrument can be met.
In order to realize above-mentioned object, the invention provides lathe automatic tool change device (ATC) tool positioning device, it has the chain that a pair chain bushes is configured to a group, this lathe automatic tool change device tool positioning device comprises: location block, it is separated from each other and is configured with a pair lining accepting groove, and this lining accepting groove has the curvature corresponding with the outer surface of above-mentioned chain bushes; Guide block, it guides the movement of above-mentioned location block; And cylinder body, its support by cylinder body bracket, make above-mentioned location block close or separate and drive relative to above-mentioned chain bushes side.
In addition, the present invention, for above-mentioned one embodiment of the invention, also provides following specific embodiment.
According to one embodiment of the invention, also comprise cylinder body flange, this cylinder body flange assembles, between cylinder body bracket and cylinder body, may be configured with spherojoint in above-mentioned cylinder body flange, and this spherojoint is connected with above-mentioned cylinder body above-mentioned location block in the mode that can cushion.
According to one embodiment of the invention, also comprise Support bracket, this Support bracket is used for support chains, on above-mentioned Support bracket, can be configured at same plane for regulating the outstanding position that connects of horizontal accuracy in separated position.
According to the present invention, there is effect as described below: each axial direction of rotation can not only be carried out and regulate and location, and pooling feature can be given to likely continuing to produce the part of impacting, thus movement between device transferred by instrument reliability and durability in tool cartridge and instrument can be met.
Accompanying drawing explanation
Fig. 1 is the illustration figure for illustration of tool cartridge in the past.
Fig. 2 is the illustration figure of the part of receiving and paying out in tool cartridge in the past for illustration of instrument.
Fig. 3 is the illustration figure for illustration of making chain-drive part in tool cartridge in the past.
Fig. 4 is lathe automatic tool change device (ATC) chain in tool positioning device of one embodiment of the invention and the enlarged drawing of mandrel area.
Fig. 5 is by the stereogram in block region, excluded for chain location.
Fig. 6 and Fig. 7 is the cross section structure figure of the state that block movement by the action of cylinder body in location is roughly shown.
Fig. 8 is the stereogram of location block.
Fig. 9 is the stereogram of guide block.
Figure 10 is the stereogram of cylinder body flange.
Figure 11 be Support bracket state diagram is set.
Figure 12 is the stereogram of Support bracket.
Figure 13 is the illustration figure of spherojoint.
Label declaration
120: chain 122: chain bushes
130: fixture 140: location block
141: lining accepting groove 142: breakthrough part
143: pin 150: guide block
151: block main part 152: guide rod
160: cylinder body bracket 165: cylinder body
170: cylinder body flange 171: the first disk flange
172: the second disk flanges 180: spherojoint
190: Support bracket
Detailed description of the invention
Below, with reference to accompanying drawing, the present invention will be described.
Fig. 4 is the chain of lathe automatic tool change device (ATC) in tool positioning device of one embodiment of the invention and the enlarged drawing of mandrel area, Fig. 5 is by the stereogram in block region, excluded for chain location, Fig. 6 and Fig. 7 is the cross section structure figure of the state that block movement by the action of cylinder body in location is roughly shown, Fig. 8 is the stereogram of location block, Fig. 9 is the stereogram of guide block, Figure 10 is the stereogram of cylinder body flange, Figure 11 be Support bracket state diagram is set, Figure 12 is the stereogram of Support bracket, and Figure 13 is the illustration figure of spherojoint.
About general structure and the action of the tool cartridge of lathe, with reference to above-mentioned Fig. 1 to Fig. 3, only the part being different from prior art is described below.
Fig. 4 is the figure that multiple fixtures 130 of clamping tool are combined with chain 120, and when with reference to this figure, in chain 120, a pair chain bushes 122 is configured to one group, thus constitutes the line being formed as a closed loop.
Although be not that this must be defined in, in a preferred embodiment of the present invention, there is the structure being respectively configured with a fixture 130 between a pair chain bushes 122.That is, each joint between a pair chain bushes 122 is respectively configured with a fixture 130.Following each axle (X-axis, Y-axis and Z axis) that will illustrate shown in Figure 4.
On the other hand, in the state of the art, as shown in Figure 2, the Structure composing of alignment pin 42 is cone-shaped, thus is difficult to the correct distance tolerance of restriction, there is the problem also can not embodying outstanding performance in locating up and down.
But in the present case, location block 140 is to possess from the past different forms.
With reference to Fig. 5 to Fig. 8, in location with the side of block 140, be configured with a pair lining accepting groove 141 in the mode be separated from each other, this lining accepting groove 141 has the curvature corresponding with the outer surface of chain bushes 122.
Therefore, when action, as shown in Figure 7, can to surround the mode support chains lining 122 of a pair chain bushes 122.In a preferred embodiment of the present invention, between a pair lining accepting groove 141, be formed with breakthrough part 142.Breakthrough part 142 provides the place of assembling pin 143.
This location block 140 guides it to move by guide block 150.
As shown in Fig. 5 to Fig. 7 and Fig. 9, in a preferred embodiment of the present invention, guide block 150 comprises block main part 151 and pair of guide rods 152, and this pair of guide rods 152 is given prominence at two side direction equidirectionals of block main part 151 and guides the movement of guide block 150.
Guide block 150 is connected with the cylinder body bracket 160 supporting cylinder body 165.Cylinder body bracket 160 is formed up-down adjustment elongated hole portion 161, thus can up-down adjustment be carried out when assembling.
Cylinder body 165 possesses the cylinder body position-detection sensor 166 of the position detecting cylinder body 165.
This cylinder body 165 is supported by cylinder body bracket 160, is connected with location block 140, as shown in Figure 6 and Figure 7, plays and makes location block 140 effect that is close or that separately drive relative to chain bushes 122 side.Air pressure or hydraulic pressure can be applied.
In another embodiment preferred of the present invention, between cylinder body bracket 160 and cylinder body 165, possesses cylinder body flange 170.As shown in Fig. 5 to Fig. 7 and Figure 10, cylinder body flange 170 has dicyclo shape.
That is, cylinder body flange 170 can comprise: the first disk flange 171, and it is connected with cylinder body 165 by multiple assembly hole 173; And the second disk flange 172, it is connected with the first disk flange 171, has the diameter less than the first disk flange 171, is assembled in cylinder body bracket 160 side.
On the other hand, be configured with spherojoint 180 in cylinder body flange 170, this spherojoint 180 can make location cushion with cylinder body 165 with block 140 to be connected.Although might not be defined in this, in a preferred embodiment of the present invention, this spherojoint 180, from the past different, can assemble location block 140 and pin 143.The pooling feature of the Z axis provided to Fig. 4 is provided especially.
Although spherojoint 180 can configure in a variety of manners, such as shown in figure 13, column bolt (STUD) 181, shell (CASE) 182, ring (RING) 183, pod 184, dust cap 185 and rod end nut 186 can be comprised, can be made by their assembling.Spherojoint 180 as above can realize eccentric slip A and sphere shake B, and the cushioning effect therefore for location block 140 is remarkable.
As shown in Fig. 4, Figure 11 and Figure 12, at lathe automatic tool change device (ATC) Support bracket 190 tool positioning device possessing support chains 120 of another embodiment preferred of the present invention.
Support bracket 190 can be assembled with the state maintaining gap with the chain bushes 122 of chain 120.
On this Support bracket 190, for regulating the outstanding position 191,192 that connects of horizontal accuracy to configure at grade on separated position, this Structural Characteristics contributes to the posture adjusting fixture 130.
On the other hand, with reference to Fig. 5, cylinder body bracket 160 and Support bracket 190 have the separation-type structure be assembled in individually on independent main body frame 111,112.This may be a scheme of the vertical-horizontal precision for easy alignment jig 130.
According to this structure, first make cylinder body 165 action and location block 140 is registered to benchmark fixture 130 vertical plane precision regulate within carry out assembling parts.Afterwards, under state as shown in Figure 6, when cylinder body 165 as shown in Figure 7 action time, location block 140 is close to chain 120 side by the driving force of cylinder body 165, afterwards, configure in the mode of partly accommodating chain bushes 122 in the lining accepting groove 141 of location block 140, thus correctly can determine the replacing position of instrument.
As mentioned above, according to the present invention, owing to having the divergence type package assembly can decomposing assembling parts, therefore each axle can not only be carried out, namely the direction of rotation of X-axis, Y-axis and Z-direction regulates and location, but also pooling feature can be given to the part likely producing impact constantly, thus movement between device transferred by instrument reliability and durability in tool cartridge and instrument can be met.
As mentioned above, the present invention is not limited to described embodiment, to those skilled in the art, can not depart from thought of the present invention and scope and carry out various amendment and distortion.Therefore, this modification or variation should belong to claim of the present invention.
Claims (3)
1. a lathe automatic tool change device tool positioning device, it has the chain (120) that a pair chain bushes (122) is configured to a group,
The feature of this lathe automatic tool change device tool positioning device is to comprise:
Location block (140), it is configured with a pair lining accepting groove (141) separated from each other, and this lining accepting groove (141) has the curvature corresponding with the outer surface of described chain bushes (122);
Guide block (150), it guides the movement of described location block (140); And
Cylinder body (165), it is by cylinder body bracket (160) and supporting, and makes described location block (140) close or drive dividually relative to described chain bushes (122) side.
2. lathe automatic tool change device tool positioning device according to claim 1, characterized by further comprising cylinder body flange (170), and this cylinder body flange (170) is assembled between described cylinder body bracket (160) and described cylinder body (165),
In described cylinder body flange (170), be configured with spherojoint (180), this spherojoint (180) makes described location block (140) be connected with described cylinder body (165) buffering.
3. lathe automatic tool change device tool positioning device according to claim 1 and 2, characterized by further comprising Support bracket (190), and this Support bracket (190) supports described chain (120),
On the same plane of the separated position of described Support bracket (190), be configured with for regulating the outstanding of horizontal accuracy to connect position (191,192).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2012-0008082 | 2012-01-27 | ||
| KR1020120008082A KR101875442B1 (en) | 2012-01-27 | 2012-01-27 | A tool position determinating device for automatic tool changer of machine tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103223612A CN103223612A (en) | 2013-07-31 |
| CN103223612B true CN103223612B (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310027618.2A Active CN103223612B (en) | 2012-01-27 | 2013-01-24 | A tool position determining device for automatic tool changer of machine tool |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101875442B1 (en) |
| CN (1) | CN103223612B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10245692B2 (en) * | 2013-11-08 | 2019-04-02 | Makino Milling Machine Co., Ltd. | Chain-type tool magazine |
| KR102562141B1 (en) | 2018-04-02 | 2023-08-01 | 주식회사 디엔솔루션즈 | Machine tool |
| CN109667593A (en) * | 2018-09-11 | 2019-04-23 | 山西诚信市政建设有限公司 | A kind of shield machine automatic tool changer |
| KR102540537B1 (en) * | 2021-05-12 | 2023-06-05 | 현대위아 주식회사 | Positioning apparatus for chain-driven tool magazines |
| CN116475842B (en) * | 2023-05-09 | 2023-09-29 | 冈田智能(江苏)股份有限公司 | Cutter sleeve outer circle section deviation detection device and method and chain type cutter magazine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2525212A1 (en) * | 1975-06-06 | 1976-12-16 | Norte Klessmann & Co Kg | Pickup for tool magazine and changer - has tool holder with concave ring groove and driving pawls on taper shank |
| EP0129866A1 (en) * | 1983-06-25 | 1985-01-02 | C. Behrens AG | Stamping press including device for storing and changing tools |
| US5018265A (en) * | 1987-09-23 | 1991-05-28 | Chiron-Werke Gmbh & Co. Kg | Machine tool |
| CN1625455A (en) * | 2002-02-27 | 2005-06-08 | 赫克公司 | Movable arm activated tool changer for machine tool system, with special tool clip |
| CN1817558A (en) * | 2005-02-11 | 2006-08-16 | 德克尔马霍佛郎顿公司 | Apparatus for clamping and fixation workpiece |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3817391A (en) * | 1972-05-22 | 1974-06-18 | Kearney & Trecker Corp | Tool storage magazine |
| JPH042757Y2 (en) * | 1984-10-29 | 1992-01-30 | ||
| JP2511380Y2 (en) * | 1991-11-21 | 1996-09-25 | オークマ株式会社 | Tool drop prevention device for ATC magazine |
| KR20090015501A (en) * | 2007-08-09 | 2009-02-12 | 현대자동차주식회사 | Tool moving apparatus of magazine for apparatus auto-changing tool |
| KR101492646B1 (en) * | 2009-07-01 | 2015-02-24 | 두산인프라코어 주식회사 | Tool magazine of machine tool |
-
2012
- 2012-01-27 KR KR1020120008082A patent/KR101875442B1/en active IP Right Grant
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2013
- 2013-01-24 CN CN201310027618.2A patent/CN103223612B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2525212A1 (en) * | 1975-06-06 | 1976-12-16 | Norte Klessmann & Co Kg | Pickup for tool magazine and changer - has tool holder with concave ring groove and driving pawls on taper shank |
| EP0129866A1 (en) * | 1983-06-25 | 1985-01-02 | C. Behrens AG | Stamping press including device for storing and changing tools |
| US5018265A (en) * | 1987-09-23 | 1991-05-28 | Chiron-Werke Gmbh & Co. Kg | Machine tool |
| CN1625455A (en) * | 2002-02-27 | 2005-06-08 | 赫克公司 | Movable arm activated tool changer for machine tool system, with special tool clip |
| CN1817558A (en) * | 2005-02-11 | 2006-08-16 | 德克尔马霍佛郎顿公司 | Apparatus for clamping and fixation workpiece |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20130087087A (en) | 2013-08-06 |
| CN103223612A (en) | 2013-07-31 |
| KR101875442B1 (en) | 2018-07-09 |
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Effective date of registration: 20160714 Address after: Gyeongnam, South Korea Patentee after: DOOSAN MACHINE TOOLS CO.,LTD. Address before: Inchon, South Korea Patentee before: DOOSAN INFRACORE Co.,Ltd. |
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Address after: Gyeongnam, South Korea Patentee after: Dean Machine Tool Co.,Ltd. Address before: Gyeongnam, South Korea Patentee before: DOOSAN MACHINE TOOLS CO.,LTD. |
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