CN112475493B - Elastic clamping device for sheet electrode - Google Patents
Elastic clamping device for sheet electrode Download PDFInfo
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- CN112475493B CN112475493B CN202011259257.0A CN202011259257A CN112475493B CN 112475493 B CN112475493 B CN 112475493B CN 202011259257 A CN202011259257 A CN 202011259257A CN 112475493 B CN112475493 B CN 112475493B
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- groove
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
- B23H1/04—Electrodes specially adapted therefor or their manufacture
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H11/00—Auxiliary apparatus or details, not otherwise provided for
Abstract
The invention discloses an elastic clamping device of sheet electrodes, which comprises a fixing mechanism, a pressing mechanism arranged on the fixing mechanism and an elastic positioning mechanism arranged on the fixing mechanism, wherein the elastic positioning mechanism is provided with two positioning grooves for inserting two sheet electrodes and a pressing groove positioned between the two positioning grooves and used for pressing by the pressing mechanism, the wall surface of the positioning groove close to the pressing groove is an elastic moving surface, the wall surface of the positioning groove far away from the pressing groove is a fixed positioning surface, the width of the positioning groove in a free state is larger than that of the sheet electrodes, the pressing mechanism is pressed into the pressing groove, so that the pressing force is simultaneously applied to two sides, the elastic moving surfaces of the positioning grooves on the two sides move towards the fixed positioning surface, the two sheet electrodes are clamped, and the pressing mechanism extends out of the pressing groove to restore the positioning grooves to the free state, thereby taking the two slice electrodes out of the positioning grooves.
Description
Technical Field
The invention relates to the technical field of electric spark machining, in particular to an elastic clamping device for a sheet electrode.
Background
The electric spark process of the blade sealing groove is a key process, and the machining quality of the electric spark process directly influences whether the blade can be delivered qualified or not. The blade sealing groove is thin, narrow and deep, and the thickness of the electrode is generally only about 0.6mm, so that the electrode for the electric spark machining of the blade sealing groove is a thin sheet electrode with the thickness of about 0.5 mm. In order to control deformation, the sheet electrodes are made of graphite, but the graphite electrodes are hard and brittle and are easy to wear compared with copper electrodes, a new electrode needs to be replaced when one blade is machined on average, blade sealing grooves need to be machined on the upper edge plate and the lower edge plate of each blade, therefore, two sheet electrodes need to be installed and disassembled, the replacement time of the sheet electrodes is long, the machining efficiency of the blade sealing grooves is affected, and the machining quality of the blade sealing grooves is affected when the installation and positioning of the sheet electrodes are inaccurate.
Disclosure of Invention
The invention provides an elastic clamping device for a sheet electrode, which aims to solve the technical problems of long replacement time and inaccurate positioning of the conventional sheet electrode.
According to one aspect of the present invention, there is provided an elastic clamping device for sheet electrodes, which is mounted on an electric discharge machine tool and used for simultaneously mounting and dismounting two sheet electrodes, the elastic clamping device comprising a fixing mechanism for mounting on the electric discharge machine tool, a pressing mechanism mounted on the fixing mechanism, and an elastic positioning mechanism mounted on the fixing mechanism, wherein the elastic positioning mechanism is provided with two positioning slots for inserting the two sheet electrodes and a pressing slot located between the two positioning slots for pressing in by the pressing mechanism, a slot wall surface on the positioning slot close to the pressing slot is an elastic moving surface, a slot wall surface on the positioning slot far from the pressing slot is a fixed positioning surface, a width of the positioning slot in a free state is larger than a width of the sheet electrode, a width of the pressing slot in a free state is smaller than a width of the pressing mechanism, and by pressing the pressing mechanism into the pressing slot, thereby exert the extrusion force to both sides simultaneously, make the elastic movement face of the constant head tank of both sides remove to the fixed position face to press from both sides two thin slice class electrodes tightly, through stretching out the extrusion groove with extrusion mechanism, make the constant head tank resume free state, thereby take out two thin slice class electrodes from the constant head tank.
Furthermore, the elastic positioning mechanism comprises an elastic positioning block which is provided with two positioning grooves and is arranged on the fixing mechanism, and the elastic positioning block is provided with an on-off groove which is communicated with the two positioning grooves and penetrates through the extrusion groove, so that a pressed part which is extruded by the extrusion mechanism and is disconnected with the fixed positioning surface is formed between the elastic moving surface and the on-off groove.
Furthermore, the compression part is also provided with an elastic adjusting groove which is vertical to the extrusion direction and is used for adjusting the elasticity of the compression part, and the elastic adjusting grooves are arranged in parallel.
Furthermore, the on-off groove comprises a first separating groove communicated with the first ends of the two positioning grooves, a second separating groove communicated with the first separating groove and penetrating through the extrusion groove, and two third separating grooves respectively communicated with the second ends of the two positioning grooves.
Furthermore, the width dimension of the groove bottom of the extrusion groove is smaller than that of the notch of the extrusion groove, and the extrusion structure is matched with the conical surface of the extrusion groove.
Furthermore, the extrusion mechanism comprises an extrusion block and an adjusting screw, the extrusion block is used for being extruded into the extrusion groove, the adjusting screw is installed on the fixing mechanism and is in matched connection with the extrusion fast thread, and the distance between the extrusion block and the fixing mechanism is adjusted by rotating the adjusting screw, so that the extrusion block is extruded into the extrusion groove or extends out of the extrusion groove.
Furthermore, the extrusion mechanism also comprises a spring which is sleeved on the adjusting screw and is positioned between the fixing mechanism and the extrusion block, and the extrusion block is pushed outwards towards the extrusion groove by the elastic restoring force of the spring.
Furthermore, the width of the positioning groove in the free state is 0.05mm-0.15mm larger than that of the sheet electrode.
Further, the fixing mechanism comprises a 3R reference sheet for connecting with a 3R reference seat on the electric discharge machine.
Furthermore, the fixing mechanism also comprises a fixed seat which is connected with the 3R reference sheet and is used for installing the extrusion mechanism and the elastic positioning mechanism.
The invention has the following beneficial effects:
according to the elastic clamping device of the slice motor, the elastic positioning mechanism and the extrusion mechanism are arranged on the fixing mechanism, two positioning grooves for inserting two slice electrodes are formed in the elastic positioning mechanism, and an extrusion groove for the extrusion mechanism to extrude into is formed between the two positioning grooves; when the extrusion mechanism is not extruded into the extrusion groove, the positioning groove and the extrusion groove are both in a free state, the width of the positioning groove is larger than that of the sheet electrode, and the width of the extrusion groove is smaller than that of the extrusion mechanism; when the device is installed, the two sheet electrodes are respectively inserted into the two positioning grooves in a free state, the extrusion mechanism is extruded into the extrusion groove, the extrusion force is simultaneously applied to the two positioning grooves through the extrusion mechanism, the elastic moving surfaces of the positioning grooves on the two sides move towards the fixed positioning surface, so that the two sheet electrodes are clamped, and the fixed positioning surface is fixed in position, so that the sheet electrodes are accurately positioned, and in addition, the clamping force distributed on the sheet electrodes is uniform and stable because the clamping force is surface contact or line contact, so that the sheet electrodes cannot be damaged; during the dismantlement, then through stretching out the extrusion groove with extrusion mechanism, elastic positioning mechanism utilizes the elasticity restoring force of self, makes two constant head tanks resume into free state simultaneously to take out two thin slice class electrodes from the constant head tank, easy operation, and installation and dismantlement when having realized two thin slice class electrodes have shortened the change time, have improved machining efficiency, and also guaranteed thin slice class electrode location accuracy, thereby improved processingquality.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the construction of a resilient clamping means of a preferred embodiment of the present invention;
FIG. 2 is a schematic structural view of a resilient clamping means of a preferred embodiment of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
fig. 4 is a schematic view showing the construction of the elastic clamping means according to the preferred embodiment of the present invention.
Illustration of the drawings:
1. an elastic positioning block; 11. positioning a groove; 12. extruding a groove; 13. a break-make groove; 14. a pressure receiving portion; 15. an elastic adjusting groove; 2. an extrusion mechanism; 21. extruding the block; 22. an adjusting screw; 23. a spring; 3. a 3R reference piece; 4. a fixed seat; 5. a sheet-like electrode.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the accompanying drawings, but the invention can be embodied in many different forms, which are defined and covered by the following description.
FIG. 1 is a schematic view of the construction of a resilient clamping means of a preferred embodiment of the present invention; FIG. 2 is a schematic structural view of a resilient clamping means of a preferred embodiment of the present invention; FIG. 3 is a cross-sectional view A-A of FIG. 2; fig. 4 is a schematic view showing the construction of the elastic clamping means according to the preferred embodiment of the present invention.
As shown in fig. 1 and fig. 2, the elastic clamping device for sheet electrodes of the present embodiment is mounted on an electric discharge machine for simultaneously mounting and dismounting two sheet electrodes 5, and includes a fixing mechanism for mounting on the electric discharge machine, a pressing mechanism 2 mounted on the fixing mechanism, and an elastic positioning mechanism mounted on the fixing mechanism, wherein the elastic positioning mechanism is provided with two positioning slots 11 for inserting the two sheet electrodes 5 and a pressing slot 12 located between the two positioning slots 11 for pressing the pressing mechanism 2, a wall surface of the positioning slot 11 close to the pressing slot 12 is an elastic moving surface, a wall surface of the positioning slot 11 far from the pressing slot 12 is a fixed positioning surface, a width of the positioning slot 11 in a free state is larger than a width of the sheet electrode 5, and a width of the pressing slot 12 in a free state is smaller than a width of the pressing mechanism 2, through squeezing mechanism 2 into extrusion groove 12 to exert the extrusion force to both sides simultaneously, make the elastic movement face of the constant head tank 11 of both sides remove to fixed location face, thereby press from both sides two thin slice class electrodes 5 tightly, through stretching out extrusion groove 12 with squeezing mechanism 2, make constant head tank 11 resume to free state, thereby take out two thin slice class electrodes 5 from constant head tank 11. The two positioning slots 11 are identical or different.
As shown in fig. 1 and fig. 2, in the elastic clamping device for a sheet motor of the present invention, an elastic positioning mechanism and a squeezing mechanism 2 are mounted on a fixing mechanism, two positioning grooves 11 for inserting two sheet electrodes 5 are formed on the elastic positioning mechanism, and a squeezing groove 12 for squeezing the squeezing mechanism 2 is further formed between the two positioning grooves 11; when the extruding mechanism 2 is not extruded into the extruding groove 12, the positioning groove 11 and the extruding groove 12 are both in a free state, the width of the positioning groove 11 is larger than that of the sheet electrode 5, and the width of the extruding groove 12 is smaller than that of the extruding mechanism 2; during installation, the two sheet electrodes 5 are respectively inserted into the two positioning grooves 11 in a free state, the extrusion mechanism 2 is extruded into the extrusion groove 12, the extrusion force is simultaneously applied to the two positioning grooves by the extrusion mechanism 2, so that the elastic moving surfaces of the positioning grooves 11 on the two sides move towards the fixed positioning surface, the two sheet electrodes 5 are clamped, and the fixed positioning surface is fixed in position, so that the sheet electrodes 5 are accurately positioned, and in addition, the clamping force is surface contact or line contact, and the clamping force distributed on the sheet electrodes 5 is uniform and stable, so that the sheet electrodes 5 cannot be damaged; during the dismantlement, then through stretching out extrusion groove 12 with extrusion mechanism 2, elastic positioning mechanism utilizes the elasticity restoring force of self, makes two constant head tanks 11 resume into free state simultaneously to take out two thin slice class electrodes 5 from constant head tank 11, easy operation, and installation and dismantlement when having realized two thin slice class electrodes 5 have shortened the change time, have improved machining efficiency, and also guaranteed thin slice class electrode 5 location accuracy, thereby improved processingquality.
As shown in fig. 2 and 3, the elastic positioning mechanism includes an elastic positioning block 1 having two positioning slots 11 and mounted on the fixing mechanism, and the elastic positioning block 1 is provided with an on-off slot 13 communicating with the two positioning slots 11 and passing through the pressing slot 12, so that a pressed portion 14 pressed by the pressing mechanism 2 and disconnected from the fixing positioning surface is formed between the elastic moving surface and the on-off slot 13. The elastic positioning block 1 is divided into two pressed parts 14 disconnected from the fixed positioning surface through the on-off groove 13, when the extrusion mechanism 2 extrudes into the extrusion groove 12, the extrusion mechanism 2 applies extrusion force to the pressed parts 14 on two sides to enable the pressed parts 14 to move towards the fixed positioning surface, and the pressed parts 14 are disconnected from the fixed positioning surface, so that the fixed positioning surface cannot be influenced when the pressed parts 14 move, and the sheet electrodes 5 are accurately positioned under the action of the fixed positioning surface.
As shown in fig. 2 and 3, the pressure receiving portion 14 is further provided with an elastic adjustment groove 15 for adjusting the elasticity of the pressure receiving portion 14, which is perpendicular to the pressing direction, and the plurality of elastic adjustment grooves 15 are arranged in parallel. The elasticity of the pressure receiving portion 14 is adjusted by the plurality of elastic adjustment grooves 15 so that the elastic deformation amount of the pressure receiving portion 14 is larger than the difference between the width of the positioning groove 11 and the width of the sheet electrode 5, and the pressure receiving portion 14 is moved to the fixed positioning surface after being pressed by the pressing mechanism 2, and the sheet electrode 5 is clamped. In the present embodiment, the pressing groove 12 is disposed in the left area between the two positioning grooves 11, and the plurality of elastic adjustment grooves 15 are disposed in the right area between the two positioning grooves 11. An elastic adjusting groove 15 is not formed between the pressing groove 12 and the positioning groove 11, so that the pressing force applied by the pressing mechanism 2 is completely applied to the left part of the pressed part 14, and the right part of the pressed part 14 is driven by the left part of the pressed part 14 to move towards the fixed positioning surface of the positioning groove 11.
As shown in fig. 2 and 3, the on-off groove 13 includes a first partition groove communicating with first ends of the two positioning grooves 11, a second partition groove communicating with the first partition groove and passing through the pressing groove 12, and two third partition grooves communicating with second ends of the two positioning grooves 11, respectively. In this embodiment, the first separation groove is communicated with the second separation groove in a T shape. The third separating groove comprises a first section which extends along the second end of the positioning groove 11, a second section which is connected with the first section and extends along the direction opposite to the extrusion force, and a third section which is bent and extends along the direction perpendicular to the extrusion force, and the pressure receiving part 14 is separated from the fixed positioning surface of the positioning groove 11 through the first separating groove and the second separating groove, so that one side of the positioning groove 11, which is positioned on the fixed positioning surface, cannot deviate under the influence of the extrusion force. In the present embodiment, the elastic adjustment groove 15 is disposed between the second separation groove and the third section of the third separation groove. In this embodiment, the elastic positioning block 1 is a whole block and is installed on the fixing mechanism through a connecting piece, so that the elastic positioning block is easy to process and install. Optionally, the third separating groove communicates with the second ends of the two positioning grooves 11, the first separating groove, the second separating groove and the third separating groove communicate to form an "i" shape, and the elastic positioning block 1 is divided into two pressure receiving portions 14 and a peripheral fixing portion, which are independent of each other.
As shown in fig. 2 and 3, the width dimension of the groove bottom of the pressing groove 12 is smaller than the width dimension of the notch of the pressing groove 12, and the pressing structure is in tapered fit with the pressing groove 12. The extruding mechanism 2 comprises an extruding block 21 extruded into the extruding groove 12 and an adjusting screw 22 which is arranged on the fixing mechanism and is in matched connection with the extruding fast thread, and the distance between the extruding block 21 and the fixing mechanism is adjusted by rotating the adjusting screw 22, so that the extruding block 21 is extruded into the extruding groove 12 or extends out of the extruding groove 12. In the present embodiment, the extrusion block 21 has a frustum structure that is conically fitted to the extrusion groove 12. The extrusion block 21 is in conical fit with the extrusion groove 12 so that the extrusion block 21 is extruded into the extrusion groove 12 and extends out of the extrusion groove 12.
As shown in fig. 2 and 3, the pressing mechanism 2 further includes a spring 23 sleeved on the adjusting screw 22 and located between the fixing mechanism and the pressing block 21, and the pressing block 21 is pushed outward toward the pressing groove 12 by an elastic restoring force of the spring 23. After the adjusting screw 22 is partially unscrewed from the pressing block 21, the pressing block 21 is pushed out of the pressing groove 12 by the elastic restoring force of the spring 23. The adjusting screw 22 is screwed into the pressing block 21, and the pressing block 21 moves into the pressing groove 12 and is pressed into the pressing groove 12.
As shown in fig. 2 and 3, the width of the positioning groove 11 in the free state is 0.05mm to 0.15mm larger than the width of the sheet-like electrode 5. In this embodiment, the width of the sheet-like electrode 5 is 0.6mm, and the width of the positioning groove 11 is 0.65 mm.
As shown in fig. 4, the fixing mechanism includes a 3R reference piece 3 for connecting with a 3R reference base on the electric discharge machine. The fixing mechanism further comprises a fixing seat 4 which is connected with the 3R reference plate 3 and used for installing the extrusion mechanism 2 and the elastic positioning mechanism. The 3R reference seat is connected with the 3R reference seat on the electric spark machining tool, so that the reference of the elastic clamping device is the reference of the 3R positioning system, the superposition of the design reference, the manufacturing reference and the detection reference is ensured, and the alignment process auxiliary reference is not needed in the use process, so that the production preparation time is reduced, and the machining quality of the blade sealing groove is also ensured.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An elastic clamping device of a flake electrode, which is arranged on an electric spark processing machine tool and is used for assembling and disassembling two flake electrodes (5) simultaneously, is characterized in that,
the elastic clamping device comprises a fixing mechanism arranged on the electric spark machine tool, an extrusion mechanism (2) arranged on the fixing mechanism and an elastic positioning mechanism arranged on the fixing mechanism,
the elastic positioning mechanism is provided with two positioning grooves (11) for inserting two sheet electrodes (5) and a squeezing groove (12) which is positioned between the two positioning grooves (11) and used for squeezing the squeezing mechanism (2), the wall surface of the positioning groove (11) close to the squeezing groove (12) is an elastic moving surface, the wall surface of the positioning groove (11) far away from the squeezing groove (12) is a fixed positioning surface, the width of the positioning groove (11) in a free state is larger than that of the sheet electrodes (5), the width of the squeezing groove (12) in the free state is smaller than that of the squeezing mechanism (2),
extruding the extruding mechanism (2) into the extruding groove (12) to simultaneously apply extruding force to two sides, so that the elastic moving surfaces of the positioning grooves (11) on the two sides move towards the fixed positioning surface to clamp the two sheet electrodes (5), and extending the extruding mechanism (2) out of the extruding groove (12) to restore the positioning grooves (11) to a free state so as to take the two sheet electrodes (5) out of the positioning grooves (11);
the elastic positioning mechanism comprises an elastic positioning block (1) which is provided with two positioning grooves (11) and is arranged on the fixing mechanism, and an on-off groove (13) which is communicated with the two positioning grooves (11) and penetrates through the extrusion groove (12) is formed in the elastic positioning block (1), so that a pressed part (14) which is extruded by the extrusion mechanism (2) and is disconnected with the fixed positioning surface is formed between the elastic moving surface and the on-off groove (13);
the compression part (14) is also provided with an elastic adjusting groove (15) which is vertical to the extrusion direction and is used for adjusting the elasticity of the compression part (14), and the elastic adjusting grooves (15) are arranged in parallel;
the elasticity of the pressure receiving part (14) is adjusted through the plurality of elastic adjusting grooves (15), so that the elastic deformation amount of the pressure receiving part (14) is larger than the width of the positioning groove (11) and the difference of the widths of the sheet electrodes (5) is reduced, and the pressure receiving part (14) is enabled to move to the fixed positioning surface after being pressed by the pressing mechanism (2) and clamp the sheet electrodes (5).
2. Elastic clamping device for sheet-like electrodes according to claim 1,
the on-off groove (13) comprises a first separating groove communicated with the first ends of the two positioning grooves (11), a second separating groove communicated with the first separating groove and penetrating through the extrusion groove (12), and two third separating grooves respectively communicated with the second ends of the two positioning grooves (11).
3. Elastic clamping device of a foil-type electrode according to claim 1,
the width of the bottom of the extrusion groove (12) is smaller than that of the notch of the extrusion groove (12), and the extrusion structure is matched with the conical surface of the extrusion groove (12).
4. Elastic clamping device for sheet-like electrodes according to claim 1,
the extrusion mechanism (2) comprises an extrusion block (21) which is extruded into the extrusion groove (12) and an adjusting screw (22) which is arranged on the fixing mechanism and is in matched connection with the extrusion fast thread, and the distance between the extrusion block (21) and the fixing mechanism is adjusted by rotating the adjusting screw (22), so that the extrusion block (21) is extruded into the extrusion groove (12) or extends out of the extrusion groove (12).
5. Elastic clamping device for sheet-like electrodes according to claim 4,
the extrusion mechanism (2) further comprises a spring (23) which is sleeved on the adjusting screw (22) and located between the fixing mechanism and the extrusion block (21), and the extrusion block (21) is pushed out to the extrusion groove (12) through the elastic restoring force of the spring (23).
6. Elastic clamping device for sheet-like electrodes according to claim 1,
the width of the positioning groove (11) in a free state is 0.05mm-0.15mm larger than that of the sheet electrode (5).
7. Elastic clamping device for sheet-like electrodes according to claim 1,
the fixing mechanism comprises a 3R reference sheet (3) which is used for being connected with a 3R reference seat on the electric spark machining machine tool.
8. Elastic clamping device for sheet-like electrodes according to claim 7,
the fixing mechanism further comprises a fixing seat (4) which is connected with the 3R reference sheet (3) and used for installing the extrusion mechanism (2) and the elastic positioning mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011259257.0A CN112475493B (en) | 2020-11-12 | 2020-11-12 | Elastic clamping device for sheet electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011259257.0A CN112475493B (en) | 2020-11-12 | 2020-11-12 | Elastic clamping device for sheet electrode |
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| Publication Number | Publication Date |
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| CN112475493A CN112475493A (en) | 2021-03-12 |
| CN112475493B true CN112475493B (en) | 2022-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011259257.0A Active CN112475493B (en) | 2020-11-12 | 2020-11-12 | Elastic clamping device for sheet electrode |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115780939B (en) * | 2023-02-01 | 2023-04-18 | 成都宝利根创科电子有限公司 | Electrode positioning sheet replacing device and method |
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| CN105397218A (en) * | 2015-12-08 | 2016-03-16 | 四川成发航空科技股份有限公司 | Electric spark processing method for sealing grooves of aero engine guide vane |
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| CN208556723U (en) * | 2018-03-17 | 2019-03-01 | 上海递佳机械设备有限公司 | A kind of CNC Quick-clamped processing tool |
| CN209239849U (en) * | 2018-11-09 | 2019-08-13 | 北京汉飞航空科技有限公司 | One kind obturaging slot electrode clamping device |
| CN111545853A (en) * | 2020-06-20 | 2020-08-18 | 贵阳航发精密铸造有限公司 | Two-way adjustable integral electrode chuck |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4428310A1 (en) * | 1994-08-10 | 1996-02-15 | Manfred Schanz | Fastening device for a tool or workpiece |
| CN105397218A (en) * | 2015-12-08 | 2016-03-16 | 四川成发航空科技股份有限公司 | Electric spark processing method for sealing grooves of aero engine guide vane |
| CN205817358U (en) * | 2016-07-01 | 2016-12-21 | 中航飞机股份有限公司西安飞机分公司 | A kind of milling clamp of hinge class part docking groove |
| CN208556723U (en) * | 2018-03-17 | 2019-03-01 | 上海递佳机械设备有限公司 | A kind of CNC Quick-clamped processing tool |
| CN208304475U (en) * | 2018-06-04 | 2019-01-01 | 常州凯润科技有限公司 | Machining center clamp for the pneumatic floor element of electric car |
| CN209239849U (en) * | 2018-11-09 | 2019-08-13 | 北京汉飞航空科技有限公司 | One kind obturaging slot electrode clamping device |
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