CN104607736A - Method and rig for wire-electrode cutting of thin-walled tube pyramid - Google Patents
Method and rig for wire-electrode cutting of thin-walled tube pyramid Download PDFInfo
- Publication number
- CN104607736A CN104607736A CN201410800989.4A CN201410800989A CN104607736A CN 104607736 A CN104607736 A CN 104607736A CN 201410800989 A CN201410800989 A CN 201410800989A CN 104607736 A CN104607736 A CN 104607736A
- Authority
- CN
- China
- Prior art keywords
- bearing
- pyramid
- housing
- hole
- positioning body
- 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.)
- Granted
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Classifications
-
- 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
- B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
- B23H7/02—Wire-cutting
-
- 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
- B23H11/003—Mounting of workpieces, e.g. working-tables
Abstract
The invention discloses a rig for wire-electrode cutting of a thin-walled tube pyramid. The rig comprises a base plate, a bearing housing and a positioning body, wherein the base plate is fixed to the outer wall of the bearing housing, a bearing, a spacer cushion and a spacer bush are arranged in the bearing housing, the end face of the bearing housing is sleeved with a dividing plate, an annular protrusion of the dividing plate is attached to the inner ring of the bearing, a positioning screw pin penetrates through a screw hole in the side wall of the dividing plate in a screwed mode and then is inserted into a positioning hole of the bearing housing, a positioning shaft of the positioning body penetrates through the bearing housing and a center hole of the dividing plate in sequence to be combined with a nut, and the surface of a clamping plate is provided with a positioning hole and a quick clamp. According to a method for wire-electrode cutting of a thin-walled tube pyramid, pyramid surface machining is achieved through positioning of the rig, fixation of a workpiece to be machined, wire-electrode cutting and rotation. The three-dimensional pyramid surface is machined through a two-dimensional wire-electrode cutting machine tool, generation of cutting burrs and deformation are avoided for a cutting port by means of corrosion machining, stress on a pipe to be machined is small, pyramid surface machining quality is high, and machining precision is high.
Description
Technical field
The invention belongs to linear cutter field, be specifically related to a kind of method and harness of linear cutter light-wall pipe pyramid.
Background technology
The metal material oral area that precision used in the industry is higher is provided with the thin-wall pipe with pyramid, and the walled thickness of pipe fitting is at about 0.1mm, and the pyramid of processing small size thin-wall pipe needs to adopt the machine cut machine tooling being applicable to processing 3D workpiece.Because pipe wall is thin, often cutting burr or distortion can be produced in incision.Affect machining accuracy and production efficiency, manufacture cost higher, be not suitable for large batch of processing.
Summary of the invention
The present invention proposes for solving prior art Problems existing, its objective is the method and harness that provide a kind of linear cutter light-wall pipe pyramid.
Technical scheme of the present invention is: a kind of harness of linear cutter light-wall pipe pyramid, comprise the substrate fixed by installing hole and lathe, the substrate fitting recess of substrate surface and the bearing holder (housing, cover) fitting recess at bearing holder (housing, cover) cylindrical place fasten, and fixed by the screw through connecting hole, the aperture place, I shape shoulder hole large footpath of bearing holder (housing, cover) is provided with the dottle pin between multiple bearing and bearing, spacer is provided with between the bearing inner race side of both sides, the annular projection of index dial central hole formation and the inner ring of bearing of bearing holder (housing, cover) end face suit fit, location spiral pin is threaded through index dial side-walls screw and is inserted in the locating hole of bearing holder (housing, cover), the locating shaft of positioning body is successively through bearing holder (housing, cover), index dial centre bore combines with nut, described positioning body comprises clamping plate, connecting ring and locating shaft, locating hole is formed in the boss (11) of clamping plate side, , side arranges active grab.
Described bearing holder (housing, cover) outer wall place is evenly equipped with three positioning screw holes.
Described pilot hole axes and positioning body gyroaxis are biased.
Described bearing is angular contact ball bearing.
A method for linear cutter light-wall pipe pyramid, comprises the following steps:
The datum level of clamping plate in positioning body is adjusted to the guide rail parallel with wire cutting machine tool by (I);
Pipe fitting is inserted in the locating hole of clamping plate side boss by (II), and one end leans out locating hole end face, is pressed on clamping plate by active grab by pipe fitting, and pipe fitting axis and positioning body gyroaxis are biased;
(III) carries out the first cone face process by the molybdenum filament of Linear cut to pipe fitting;
After (IV) completes the first cone face process, screw out location spiral pin, by index dial to anticlockwise θ angle, index dial drives positioning body to rotate, and screws in location spiral pin, carries out the second cone face process by the molybdenum filament of Linear cut to pipe fitting;
After (V) completes the second cone face process, screw out location spiral pin, by index dial to right rotation 2 θ angle, index dial drives positioning body to rotate, and screws in location spiral pin, carries out having three pyramidal faces processing by the molybdenum filament of Linear cut to pipe fitting;
(VI) completes the processing of light-wall pipe pyramid.
The present invention processes three-dimensional pyramidal surface by two-dimensional line cutting off machine, avoided by corrode processing mechanism and cut mouth generation cutting burr or distortion, processed pipe fitting is stressed little, the crudy of pyramidal surface is high, the rotational angle controllability of processed pipe fitting is strong, can ensure the morpheme size of pyramidal surface, machining accuracy is high.
Accompanying drawing explanation
Fig. 1 is front view of the present invention;
Fig. 2 is the A direction view in Fig. 1;
Fig. 3 is the front view of positioning body in the present invention;
Fig. 4 is that B in Fig. 3 is to zoomed-in view;
Fig. 5 is the front view of substrate in the present invention;
Fig. 6 is the sectional view in C-C cross section in Fig. 5;
Fig. 7 is the front view of centre bearer bush of the present invention;
Fig. 8 is the left view of centre bearer bush of the present invention;
Fig. 9 is the sectional drawing in D-D cross section in Fig. 8;
Figure 10 is the work step schematic diagram of chip pyramid mouth in the present invention.
Wherein:
1 substrate 2 positioning body
2a clamping plate 2b connecting ring
2c locating shaft 3 bearing holder (housing, cover)
4 dottle pin 5 bearings
6 spacers 7 locate spiral pin
8 index dial 9 nuts
10 active grab 11 boss
12 screw 13 installing holes
14 substrate fitting recess 15 connecting holes
16 shoulder hole 17 positioning screw holes
18 bearing holder (housing, cover) fitting recess 19 pipe fittings
20 locating holes.
Detailed description of the invention
Below, with reference to drawings and Examples, the present invention is described in detail:
As shown in Fig. 1 ~ 9, a kind of harness of linear cutter light-wall pipe pyramid, comprise by installing hole 13 substrate 1 fixing with lathe, the substrate fitting recess 14 on substrate 1 surface fastens with the bearing holder (housing, cover) fitting recess 18 at bearing holder (housing, cover) 3 cylindrical place, and fixed by the screw 12 through connecting hole 15, large aperture, the footpath place of I shape shoulder hole 16 of bearing holder (housing, cover) 3 is provided with the dottle pin 4 between multiple bearing 5 and bearing 5, spacer 6 is provided with between the bearing 5 inner ring side of both sides, the annular projection of index dial 8 central hole formation and the inner ring of bearing 5 of bearing holder (housing, cover) 3 end face suit fit, location spiral pin 7 is threaded through index dial 8 side-walls screw and is inserted in the locating hole 17 of bearing holder (housing, cover) 3, the locating shaft 2c of positioning body 2 is successively through bearing holder (housing, cover) 3, index dial 8 centre bore combines with nut 9, described positioning body 2 comprises clamping plate 2a, connecting ring 2b and locating shaft 2c, locating hole 20 is formed in the boss 11 of clamping plate 2a side, side arranges active grab 10.
Described bearing holder (housing, cover) 3 outer wall place is evenly equipped with three positioning screw holes 17.
Described locating hole 20 axis and positioning body 2 gyroaxis are biased.
Described bearing 5 is angular contact ball bearing.
In the present invention, substrate 1 is in broken line type, and installing hole 13 fixing with lathe in substrate 1 is 4, and substrate fitting recess 14 bottom land of substrate 1 forms 2 connecting holes 15.
The inwall place, large footpath of bearing holder (housing, cover) 3 homonymy is provided with multiple bearing 5, is provided with dottle pin 6 between adjacent bearing 5, and described dottle pin 6 fits with the outer ring of bearing 5.
Described active grab 10 model is CH-22005.
As shown in Figure 10, a kind of method of linear cutter light-wall pipe pyramid, comprises the following steps:
The datum level of clamping plate 2a in positioning body 2 is adjusted to the guide rail parallel with wire cutting machine tool by (I);
Pipe fitting 19 is inserted in the locating hole 20 of clamping plate 2a side boss 11 by (II), and one end leans out locating hole 20 end face, is pressed on clamping plate 2a by active grab 10 by pipe fitting 19, and pipe fitting 19 axis and positioning body 2 gyroaxis are biased;
(III) carries out the first cone face process by the molybdenum filament of Linear cut to pipe fitting 19;
After (IV) completes the first cone face process, screw out location spiral pin 7, by index dial 8 to anticlockwise θ angle, index dial 8 drives positioning body 2 to rotate, and screws in location spiral pin 7, carries out the second cone face process by the molybdenum filament of Linear cut to pipe fitting 19;
After (V) completes the second cone face process, screw out location spiral pin 7, by index dial 8 to right rotation 2 θ angle, index dial 8 drives positioning body 2 to rotate, and screws in location spiral pin 7, carries out having three pyramidal faces processing by the molybdenum filament of Linear cut to pipe fitting 19;
(VI) completes the processing of light-wall pipe pyramid.
θ angle in step (IV), step (V) is 40 degree.
The present invention processes three-dimensional pyramidal surface by two-dimensional line cutting off machine, avoided by corrode processing mechanism and cut mouth generation cutting burr or distortion, processed pipe fitting is stressed little, the crudy of pyramidal surface is high, the rotational angle controllability of processed pipe fitting is strong, can ensure the morpheme size of pyramidal surface, machining accuracy is high.
Claims (5)
1. a method for linear cutter light-wall pipe pyramid, is characterized in that: comprise the following steps:
The datum level of clamping plate (2a) in positioning body (2) is adjusted to the guide rail parallel with wire cutting machine tool by (I);
Pipe fitting (19) is inserted in the locating hole (20) of clamping plate (2a) side boss (11) by (II), and one end leans out locating hole (20) end face, be pressed on clamping plate (2a) by active grab (10) by pipe fitting (19), pipe fitting (19) axis and positioning body (2) gyroaxis are biased;
(III) carries out the first cone face process by the molybdenum filament of Linear cut to pipe fitting (19);
After (IV) completes the first cone face process, screw out location spiral pin (7), by index dial (8) to anticlockwise θ angle, index dial (8) drives positioning body (2) to rotate, screw in location spiral pin (7), by the molybdenum filament of Linear cut, the second cone face process is carried out to pipe fitting (19);
After (V) completes the second cone face process, screw out location spiral pin (7), by index dial (8) to right rotation 2 θ angle, index dial (8) drives positioning body (2) to rotate, screw in location spiral pin (7), by the molybdenum filament of Linear cut, having three pyramidal faces processing is carried out to pipe fitting (19);
(VI) completes the processing of light-wall pipe pyramid.
2. according to the harness of a kind of linear cutter light-wall pipe pyramid according to claim 1, comprise by installing hole (13) substrate (1) fixing with lathe, it is characterized in that: the substrate fitting recess (14) on substrate (1) surface fastens with the bearing holder (housing, cover) fitting recess (18) at bearing holder (housing, cover) (3) cylindrical place, and fixed by the screw (12) through connecting hole (15), large aperture, the footpath place of I shape shoulder hole (16) of bearing holder (housing, cover) (3) is provided with the dottle pin (4) between multiple bearing (5) and bearing (5), spacer (6) is provided with between bearing (5) the inner ring side of both sides, the annular projection of index dial (8) central hole formation and the inner ring of bearing (5) of bearing holder (housing, cover) (3) end face suit fit, location spiral pin (7) is threaded through index dial (8) side-walls screw and is inserted in the locating hole (17) of bearing holder (housing, cover) (3), the locating shaft (2c) of positioning body (2) is successively through bearing holder (housing, cover) (3), index dial (8) centre bore combines with nut (9), described positioning body (2) comprises clamping plate (2a), connecting ring (2b) and locating shaft (2c), locating hole (20) is formed in the boss (11) of clamping plate (2a) side, , side arranges active grab (10).
3. the harness of linear cutter light-wall pipe pyramid according to claim 2, is characterized in that: described bearing holder (housing, cover) (3) outer wall place is evenly equipped with multiple positioning screw hole (17).
4. the harness of linear cutter light-wall pipe pyramid according to claim 2, is characterized in that: described locating hole (20) axis and positioning body (2) gyroaxis are biased.
5. the harness of linear cutter light-wall pipe pyramid according to claim 2, is characterized in that: described bearing (5) is angular contact ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410800989.4A CN104607736B (en) | 2014-12-22 | 2014-12-22 | Method and rig for wire-electrode cutting of thin-walled tube pyramid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410800989.4A CN104607736B (en) | 2014-12-22 | 2014-12-22 | Method and rig for wire-electrode cutting of thin-walled tube pyramid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104607736A true CN104607736A (en) | 2015-05-13 |
| CN104607736B CN104607736B (en) | 2017-02-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410800989.4A Active CN104607736B (en) | 2014-12-22 | 2014-12-22 | Method and rig for wire-electrode cutting of thin-walled tube pyramid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104607736B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112705804A (en) * | 2020-11-20 | 2021-04-27 | 宁波大学 | Electric machining method for large-taper workpiece |
| CN116871611A (en) * | 2023-09-07 | 2023-10-13 | 晋中经纬技协机械有限公司 | Positioning device of wire cutting equipment and wire cutting equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6384821A (en) * | 1986-09-25 | 1988-04-15 | Hoden Seimitsu Kako Kenkyusho Ltd | Manufacture for extruding dies and manufacturing device therefor |
| JPH054121A (en) * | 1991-06-24 | 1993-01-14 | Fanuc Ltd | Working method in wire-cut electric discharge machine |
| CN201086204Y (en) * | 2007-09-18 | 2008-07-16 | 王少卿 | Jig special for interchangeable chuck for wire-electrode cutting |
| CN201143628Y (en) * | 2007-12-28 | 2008-11-05 | 比亚迪股份有限公司 | Adjustable jigs for wire cutting process |
| CN102814563A (en) * | 2011-06-10 | 2012-12-12 | 发那科株式会社 | Wire electric discharge machine for taper-machining tilted workpiece |
| CN104493324A (en) * | 2014-12-22 | 2015-04-08 | 中核(天津)科技发展有限公司 | Linear cutting rig for machining pyramid of thin-walled tube |
| CN204366218U (en) * | 2014-12-22 | 2015-06-03 | 中核(天津)科技发展有限公司 | A kind of harness of linear cutter light-wall pipe pyramid |
-
2014
- 2014-12-22 CN CN201410800989.4A patent/CN104607736B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6384821A (en) * | 1986-09-25 | 1988-04-15 | Hoden Seimitsu Kako Kenkyusho Ltd | Manufacture for extruding dies and manufacturing device therefor |
| JPH054121A (en) * | 1991-06-24 | 1993-01-14 | Fanuc Ltd | Working method in wire-cut electric discharge machine |
| CN201086204Y (en) * | 2007-09-18 | 2008-07-16 | 王少卿 | Jig special for interchangeable chuck for wire-electrode cutting |
| CN201143628Y (en) * | 2007-12-28 | 2008-11-05 | 比亚迪股份有限公司 | Adjustable jigs for wire cutting process |
| CN102814563A (en) * | 2011-06-10 | 2012-12-12 | 发那科株式会社 | Wire electric discharge machine for taper-machining tilted workpiece |
| CN104493324A (en) * | 2014-12-22 | 2015-04-08 | 中核(天津)科技发展有限公司 | Linear cutting rig for machining pyramid of thin-walled tube |
| CN204366218U (en) * | 2014-12-22 | 2015-06-03 | 中核(天津)科技发展有限公司 | A kind of harness of linear cutter light-wall pipe pyramid |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112705804A (en) * | 2020-11-20 | 2021-04-27 | 宁波大学 | Electric machining method for large-taper workpiece |
| CN112705804B (en) * | 2020-11-20 | 2022-05-27 | 宁波大学 | Electric machining method for large-taper workpiece |
| CN116871611A (en) * | 2023-09-07 | 2023-10-13 | 晋中经纬技协机械有限公司 | Positioning device of wire cutting equipment and wire cutting equipment |
| CN116871611B (en) * | 2023-09-07 | 2023-12-15 | 晋中经纬技协机械有限公司 | Positioning device of wire cutting equipment and wire cutting equipment |
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| Publication number | Publication date |
|---|---|
| CN104607736B (en) | 2017-02-22 |
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