CN203556973U - Three-dimensional numerically controlled wire cut electrical discharge machining tool - Google Patents
Three-dimensional numerically controlled wire cut electrical discharge machining tool Download PDFInfo
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- CN203556973U CN203556973U CN201320519549.2U CN201320519549U CN203556973U CN 203556973 U CN203556973 U CN 203556973U CN 201320519549 U CN201320519549 U CN 201320519549U CN 203556973 U CN203556973 U CN 203556973U
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Abstract
The utility model discloses a three-dimensional numerically controlled wire cut electrical discharge machining tool. The three-dimensional numerically controlled wire cut electrical discharge machining tool comprises a tool body, a cross carriage arranged on the tool body and stand columns disposed at the left side and the right side and fixed on the tool body. Upper portions of the stand columns disposed at the left side and the right side are provided with a connection crossbeam. A left wire arm guide rail is arranged on a stand column disposed at the left side. A left wire arm is arranged on the left wire arm guide rail. A right wire arm guide rail is arranged on a stand column disposed at the right side. A right wire arm is arranged on the right wire arm guide rail. Two ends of the left wire arm and the right wire arm are provided with fixed blocks. The fixed blocks are movably connected with lead screws. Lead screw pairs are also fixed on the left wire arm and the right wire arm. The three-dimensional numerically controlled wire cut electrical discharge machining tool has following beneficial effects: the three-dimensional numerically controlled wire cut electrical discharge machining tool is simple in structure; three guide wheels are added on the basis of an original wire cut electrical discharge machining; a group of UV carriages is added; a wire winding path of a wire electrode is changed; one-time clamping of a workpiece is achieved; cutting operation of a three-dimensional surface is achieved; and the three-dimensional numerically controlled wire cut electrical discharge machining tool is cost in low and good in popularization and is easy to use.
Description
Technical field
The utility model relates to a kind of numerically controlled wire cutting machine, is specifically related to three-dimension numerical controlled WEDM.
Background technology
General NC electric spark linear cutting machine comprises lathe bed, column, the arm of reaching the standard grade, the arm that rolls off the production line, cross saddle, wire feeder and electrical control gear, in wire feeder, the loop that consists of a closed circulation wire electrode through curled hair cylinder, upper lower tumbler forms a high frequency cutting head in loop; And on the end of incoming cables of wire electrode, conducting block is set, conducting block connects high frequency electric source negative pole, make electrode silk ribbon high frequency negative electricity, work piece holder connects high frequency electric source positive pole, workpiece band high frequency positive electricity, thus between wire electrode and workpiece, there is galvanic action, thus wire electrode cut workpiece.
Now, use the cutting method of electric spark linear cutting machine to 3 D stereo face:
A, use ordinary lines cutting off machine, turning of work piece or fixture are numerously proofreaded rear cutting tiredly.Be summarised as two kinds of method: a, generally all use repeatedly turning of work piece to clamp again, then proofread method; Limitation is: proofread numerous tiredly, human factor is many, and precision is low, and a few dimension cut surfaces of finished product intersect the each difference of angle, and clamping accumulated error is large again.B, use fixture positioning mode, limitation is: check and correction fixture, clamping workpiece are numerous tired and accumulated error is large, and fixture cost is high.
The limitation of 3 D stereo face type and method is cut in the industry in line cutting now, affects the utilization rate of line cutting in the processing of 3 D stereo face.Filter machining center is examined in the processing of 3 D stereo face mostly.But machining center cutting clout is many, complicated in mechanical structure, the complicated above linked system of four axles, three-dimensional modeling, the complexity of programming, recruitment is expensive, and machine price is high.
Control Wire Cut Electrical Discharge cutting processing is almost without cutting processing power, because its working (machining) efficiency is high, reliable and stable, economy and durability, easy to maintenance, allowance is little, machining accuracy is high, can cut superhard workpiece advantages of higher; And recent years, line cutting high frequency process velocity has improved several times; There is again middle wire-moving cutting processing roughness to reduce a lot.As long as solve the cutting method limitation of 3 D stereo face now, line cutting will improve greatly in the utilization rate of 3 D stereo face processing.Therefore, the wire cutting machine type of the simple laborsaving 3 D stereo of precise cutting again face or technical matters are that the institute of machining circle expects.
Utility model content
The utility model is for the problems referred to above, a kind of numerical control electrospark wire-electrode cutting machine consisting of multiple high frequency cutting heads is provided, this numerical control electrospark wire-electrode cutting machine is provided with multiple high frequency cutting heads, workpiece clamped one time, by the path of conversion wire electrode wrapping wire, carry out respectively parallel cutting, cut sth. askew cut, perpendicular cuts realizes three-dimensional cutting, the multiple workpiece that also can simultaneously arrange x direction or stacked workpiece are processed.
The technical scheme in the invention for solving the above technical problem is: a kind of three-dimension numerical controlled electric spark linear cutting machine, comprise lathe bed, be located at cross saddle and the column that is fixed on the left and right sides on lathe bed on lathe bed, column top, the described left and right sides is provided with connecting cross beam, column middle part, described left side is provided with the arm that rolls off the production line, the middle part of described crossbeam is provided with reach the standard grade arm and fixed block, described cross saddle is provided with work top, described work top is provided with work piece holder, also comprise the curled hair cylinder being fixed on lathe bed, described left side column is provided with left line arm guide rail, on described left line arm guide rail, left line arm is installed, described left line arm lower end is provided with left guide wheel, described right side column is provided with right line arm guide rail, on described right line arm guide rail, right line arm is installed, described right line arm lower end is provided with right guide wheel, described left line arm and the upper and lower two ends of right line arm are provided with fixed block, on fixed block, be flexibly connected screw mandrel, on described left line arm and right line arm, be also connected with screw pair.
Further, described right line arm is provided with conducting block.
Further, described screw pair is provided with internal thread, and internal thread is meshed with the external screw thread on screw mandrel, is fixed with screw gear on screw mandrel, and screw gear and motor gear are meshed, and motor gear is connected with UV axis drive motor.
Further, described left line arm guide rail is perpendicular to work top.
Further, described right line arm guide rail is perpendicular to work top.
Further, column top, described left side is provided with upper left guide wheel, and column bottom, left side is provided with lower-left guide wheel, and described automatically tight silk device is provided with upper left guide wheel, and when left and right line arm is asynchronous, automatically tight silk device regulates the Zhang Du of wire electrode.
Further, column top, described right side is provided with upper right guide wheel.
Further, described in the arm of reaching the standard grade be provided with upper block and conducting block, described in the arm of reaching the standard grade comprise reach the standard grade arm standing part and the adjustable movable part of arm of reaching the standard grade, the arm standing part of reaching the standard grade is connected by guide rail with the adjustable movable part of the arm of reaching the standard grade.
Further, the arm that rolls off the production line described in is provided with lower tumbler.
Further, described curled hair cylinder is wound with wire electrode.
Further, described wire electrode forms vertical high frequency cutting head respectively on upper block, lower tumbler, upper left guide wheel and lower-left guide wheel, and described wire electrode forms parallel high frequency cutting head respectively on right guide wheel, left guide wheel, upper right guide wheel, upper left guide wheel and lower-left guide wheel.
Further, described automatically tight silk device can be the automatically tight silk device of gravity.
Compared with prior art, advantage is the utility model:
1 with ordinary lines cutting off machine, compare, the technique that complicates be between single operation, raise the efficiency, reduce wage, economize de-chucking cost.A, exempt from cutting, manufacture or buy fixture; B, exempt to proofread fixture; C, the workload that reduces clamping again over half, proofreads workpiece; D, exempt from before each clamping workpiece fixture to clean; E, the utility model versatility are good, and the utility model is large to workpiece weight, size, shape, the clamping clout scope of application, and easy to operate efficiency is high; F, without the accumulated error of multiple clamping, protect a few dimension cut surfaces of positive finished product and intersect the unification of angle, the degree of accuracy and stability are high, reduce quality-control cost, reduce substandard products; G, realized multiple x directions display workpiece transverse cuts simultaneously, efficiency is high.
2 with tapering or wave greatly wire cutting machine tool and compare, the utility model adopts four axles (four plankers) frame for movement, and axle interlock electrical control gear, can save the above frame for movement of five axles and electrical control gears more than four axles, machine cost is low, and machine maintenance cost is low; Uv planker volume is little, be simple and easy to use, easily popularize, the utility model has just increased by three guide wheels on the basis of former ordinary lines cutting off machine, increases by one group of uv planker, changed the path of wire electrode wrapping wire, changing unstable order post wires frame is stable gantry coil holder, does not change other parts, does not increase other parts, realize workpiece clamped one time, realize the cutting of three-dimensional special-shaped three-dimensional surface; When wire electrode is parallel with work top, can realize the parallel cutting simultaneously of the multiple display workpiece of x direction; This type cost is low, easy-to-use, good popularization.
When uv is synchronous, be equivalent to uv planker and unite two into one, three plankers of four axles, are used simple 2 d plane picture program during work.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail
Accompanying drawing explanation
The accompanying drawing that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of three-dimension numerical controlled electric spark linear cutting machine of the present utility model;
Fig. 2 is that enlarged drawing is overlooked in part, A-A direction screw mandrel place of the present utility model;
Fig. 3 is the vertical high frequency cutting head of three-dimension numerical controlled electric spark linear cutting machine of the present utility model and the circuit connection schematic diagram of work piece holder part; And
Fig. 4 is the parallel high frequency cutting head of three-dimension numerical controlled electric spark linear cutting machine of the present utility model and the circuit connection schematic diagram of work piece holder part.Wherein,
Reference numeral:
1 is curled hair cylinder, 2 is upper block, 3 is lower tumbler, 4 is the arm of reaching the standard grade, 4-1 is the arm standing part of reaching the standard grade, 4-2 is the adjustable movable part of the arm of reaching the standard grade, 5 is the arm that rolls off the production line, 6 is lathe bed, 7 is column, 8 is cross saddle, 9 is work top, 10 is wire electrode, 11 is conducting block, 11-1 is conducting block, 11-2 is conducting block, 12 is work piece holder, 13-1 is vertical high frequency cutting head, 13-2 is parallel high frequency cutting head, 14 is right line arm guide rail, 15 is left line arm guide rail, 16 is z axial filament bar, 17 is crossbeam, 18 is workpiece, 19 is connecting cross arm, 20 is right line arm, 21 is left line arm, 22 is right guide wheel, 23 is left guide wheel, 24 is upper right guide wheel, 25 is upper left guide wheel, 26 is lower-left guide wheel, 33 is screw pair, 34 is screw gear, 35 is screw mandrel, 36 is fixed block, 37 is UV axis drive motor, 38 is motor gear, 39 is automatically tight silk device.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Referring to figs. 1 to Fig. 4, the three-dimension numerical controlled electric spark linear cutting machine of one as depicted in figs. 1 and 2, comprise lathe bed 6, be located at cross saddle 8 and the column 7 that is fixed on the left and right sides on lathe bed 6 on lathe bed 6, column 7 tops, the described left and right sides are provided with crossbeam 17, column 7 middle parts, described left side are provided with the arm 5 that rolls off the production line, the middle part of described crossbeam 17 is provided with reach the standard grade arm 4 and fixed block 33, described cross saddle 8 is provided with work top 9, described work top 9 is provided with work piece holder 12, also comprise the curled hair cylinder 1 being fixed on lathe bed 6, described left side column 7 is provided with left line arm guide rail 15, on described left line arm guide rail 15, left line arm 21 is installed, described left line arm 21 lower ends are provided with left guide wheel 23, described right side column 7 is provided with right line arm guide rail 14, on described right line arm guide rail 14, right line arm 20 is installed, described right line arm 20 lower ends are provided with right guide wheel 22, described left line arm 21 and right line arm are provided with fixed block 36 in two ends Shang Xia 20, on fixed block 36, be flexibly connected screw mandrel 35, on described left line arm 21 and right line arm 20, be also fixed with screw pair 33.
Preferably, described left and right sides column 7 is connected with crossbeam 17, forms flame coil holder, and flame relative ordinary lines cutting machine sheet post wires frame is more stable.
Right screw mandrel 35(is equivalent to the u axle of three-dimensional coordinate) be loaded on right line arm 20, left screw mandrel 35(is equivalent to the v axle of three-dimensional coordinate) be loaded on left line arm 21, screw mandrel 35 is fixed on gantry coil holder column 7.
Preferably, described right line arm 20 is provided with conducting block 11.
Preferably, described screw pair 33 is provided with internal thread, and internal thread is meshed with the external screw thread on screw mandrel 35, is fixed with screw gear 34 on screw mandrel 35, and screw gear 34 and motor gear 38 are meshed, and motor gear 38 is connected with UV axis drive motor 37.
Preferably, described left line arm guide rail 15 and right line arm guide rail 14 are perpendicular to work top 9.
Preferably, column 7 tops, described left side are provided with upper left guide wheel 25, and column 7 bottoms in left side are provided with lower-left guide wheel 26, and described automatically tight silk device 39 is provided with upper left guide wheel 25.
Preferably, column 7 tops in described right side are provided with upper right guide wheel 24.
Preferably, described in the arm 4 of reaching the standard grade be provided with upper block 2 and conducting block 11, described in the arm 4 of reaching the standard grade comprise reach the standard grade arm standing part 4-1 and the adjustable movable part 4-2 of arm that reaches the standard grade, the arm standing part 4-1 that reaches the standard grade is connected by guide rail with the adjustable movable part 4-2 of the arm of reaching the standard grade.
Preferably, the arm 5 that rolls off the production line described in is provided with lower tumbler 3.
Preferably, described curled hair cylinder 1 is wound with wire electrode 10.
Preferably, described wire electrode 10 forms vertical high frequency cutting head 13-1 respectively on upper block 2, lower tumbler 3, upper left guide wheel 25 and lower-left guide wheel 26, and described wire electrode 10 forms parallel high frequency cutting head 13-2 respectively on right guide wheel 22, left guide wheel 23, upper right guide wheel 24, upper left guide wheel 25 and lower-left guide wheel 26.
As shown in Figure 3 and Figure 4, described vertical high frequency cutting head 13-1 one end is provided with conducting block ll-2, described parallel high frequency cutting head 13-2 one end is provided with conducting block 11-1, conducting block 11-1, conducting block 11-2 and wire electrode 10 are connected, conducting block ll-1, conducting block l1-2 also connect the negative pole of same high frequency electric source, work piece holder 12 connects this high frequency electric source positive pole, with this, forms the parallel operation structure of vertical high frequency cutting head 13-1, parallel high frequency cutting head 13-2; Conducting block 11-2 is arranged on the arm 4 of reaching the standard grade or is arranged on crossbeam 17, and conducting block 11-2 is positioned at the left side of upper block 2; Conducting block 11-1 is arranged on right line arm 20, is positioned at the top of right guide wheel 22; Vertical high frequency cutting head 11-1 is perpendicular to work top 9; Parallel or the monoclinic phase of parallel high frequency cutting head 13-2 meets at work top 9.
Track when cutting to workpiece 18 in yz plane, a wire electrode 10 of drawing on curled hair cylinder 1 is chosen in the upper wrapping wire of right guide wheel 22, left guide wheel 23, upper right guide wheel 24, upper left guide wheel 25, lower-left guide wheel 26 and conducting block ll-1, select corresponding u, v, y axis drive motor and controller to carry out signal communication, u on y planker and gantry coil holder in cross saddle 8, the interlock of v planker, parallel high frequency cutting head 13-2 carries out yz face track to workpiece 18 and has cut special-shaped cut surface.
When u, v are synchronous, cutting head 13-2 is parallel at different time.
When the track to workpiece 18 in xy plane cuts, a wire electrode 10 of drawing on curled hair cylinder is chosen in the upper wrapping wire of upper block 2, lower tumbler 3, upper left guide wheel 25, lower-left guide wheel 26 and conducting block ll-2, select corresponding x, y axis drive motor and controller to carry out signal communication, x in cross saddle 8, the interlock of y planker, vertical high frequency cutting head 13-1 carries out the track cutting in xy plane to workpiece 18.
The foregoing is only preferred embodiment of the present utility model, the utility model includes but not limited to this example, and the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. a three-dimension numerical controlled electric spark linear cutting machine, comprise lathe bed, be located at cross saddle and the column that is fixed on the left and right sides on lathe bed on lathe bed, column top, the described left and right sides is provided with connecting cross beam, column middle part, described left side is provided with the arm that rolls off the production line, the middle part of described crossbeam is provided with reach the standard grade arm and fixed block, described cross saddle is provided with work top, described work top is provided with work piece holder, also comprise the curled hair cylinder being fixed on lathe bed, it is characterized in that: described left side column is provided with left line arm guide rail, on described left line arm guide rail, left line arm is installed, described left line arm lower end is provided with left guide wheel, described right side column is provided with right line arm guide rail, on described right line arm guide rail, right line arm is installed, described right line arm lower end is provided with right guide wheel, described left line arm and the upper and lower two ends of right line arm are provided with fixed block, on fixed block, be flexibly connected screw mandrel, on described left line arm and right line arm, be also connected with screw pair.
2. three-dimension numerical controlled electric spark linear cutting machine according to claim 1, is characterized in that: described right line arm is provided with conducting block.
3. three-dimension numerical controlled electric spark linear cutting machine according to claim 1, it is characterized in that: described screw pair is provided with internal thread, internal thread is meshed with the external screw thread on screw mandrel, screw mandrel upper end is fixed with screw gear, screw gear and motor gear are meshed, and motor gear is connected with UV axis drive motor.
4. three-dimension numerical controlled electric spark linear cutting machine according to claim 1 and 2, is characterized in that: described left line arm guide rail and right line arm guide rail are perpendicular to work top.
5. three-dimension numerical controlled electric spark linear cutting machine according to claim 1, is characterized in that: column top, described left side is provided with automatically tight silk device, and column bottom, left side is provided with lower-left guide wheel, and described automatically tight silk device is provided with upper left guide wheel.
6. three-dimension numerical controlled electric spark linear cutting machine according to claim 1, is characterized in that: column top, described right side is provided with upper right guide wheel.
7. three-dimension numerical controlled electric spark linear cutting machine according to claim 1, it is characterized in that: described in the arm of reaching the standard grade be provided with upper block and conducting block, the described arm of reaching the standard grade comprises reach the standard grade arm standing part and the adjustable movable part of arm of reaching the standard grade, and the arm standing part of reaching the standard grade is connected by guide rail with the adjustable movable part of the arm of reaching the standard grade.
8. three-dimension numerical controlled electric spark linear cutting machine according to claim 1, is characterized in that: described in the arm that rolls off the production line be provided with lower tumbler.
9. three-dimension numerical controlled electric spark linear cutting machine according to claim 1, is characterized in that: described curled hair cylinder is wound with wire electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320519549.2U CN203556973U (en) | 2013-08-23 | 2013-08-23 | Three-dimensional numerically controlled wire cut electrical discharge machining tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320519549.2U CN203556973U (en) | 2013-08-23 | 2013-08-23 | Three-dimensional numerically controlled wire cut electrical discharge machining tool |
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| Publication Number | Publication Date |
|---|---|
| CN203556973U true CN203556973U (en) | 2014-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320519549.2U Expired - Fee Related CN203556973U (en) | 2013-08-23 | 2013-08-23 | Three-dimensional numerically controlled wire cut electrical discharge machining tool |
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| CN (1) | CN203556973U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103406618A (en) * | 2013-08-23 | 2013-11-27 | 王三月 | Three-dimensional numerical control wire-cut electric discharge machine |
| CN106249698A (en) * | 2016-09-26 | 2016-12-21 | 武汉益模科技股份有限公司 | Intelligent programming for wire cutting method and system based on three-dimensional graphics design platform |
-
2013
- 2013-08-23 CN CN201320519549.2U patent/CN203556973U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103406618A (en) * | 2013-08-23 | 2013-11-27 | 王三月 | Three-dimensional numerical control wire-cut electric discharge machine |
| CN103406618B (en) * | 2013-08-23 | 2015-09-09 | 王三月 | Three-dimensional numerical control wire-cut electric discharge machine |
| CN106249698A (en) * | 2016-09-26 | 2016-12-21 | 武汉益模科技股份有限公司 | Intelligent programming for wire cutting method and system based on three-dimensional graphics design platform |
| CN106249698B (en) * | 2016-09-26 | 2019-02-05 | 武汉益模科技股份有限公司 | Intelligent programming for wire cutting method and system based on three-dimensional graphics design platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20140423 Termination date: 20140823 |
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| EXPY | Termination of patent right or utility model |