CN203751469U - Constant-tension automatic wire fixing mechanism of reciprocating wire feeding electric discharge machining tool - Google Patents
Constant-tension automatic wire fixing mechanism of reciprocating wire feeding electric discharge machining tool Download PDFInfo
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- CN203751469U CN203751469U CN201420155550.6U CN201420155550U CN203751469U CN 203751469 U CN203751469 U CN 203751469U CN 201420155550 U CN201420155550 U CN 201420155550U CN 203751469 U CN203751469 U CN 203751469U
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- damper
- transition wheel
- silk
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Abstract
A constant-tension automatic wire fixing mechanism of a reciprocating wire feeding electric discharge machining tool comprises a wire storage barrel (7), an electrode wire (4) and an electrode wire disc (2) used for winding the electrode wire. The constant-tension automatic wire fixing mechanism is characterized in that the electrode wire disc (2) is mounted on a damper (1) which is mounted on a tool body, and the electrode wire (4) is led out from the electrode wire disc (2), wound by at least one circle through a spiral groove transition wheel (5) mounted on the tool body, guided through a wire passing guide wheel (8) and then connected on the wire storage barrel (7). Wire fixing process and wire uniformizing process are integrated, and wire fixing tension can be adjusted according to working conditions, so that wire fixing efficiency of the reciprocating wire feeding electric discharge machining tool is improved, intervention of manual operation is reduced, and automation level and accuracy degree of wire fixing are increased.
Description
Technical field
The utility model relates to a kind of to-and-fro thread feed electric spark line cutting processing technology, especially before to-and-fro thread feed electric spark wire-electrode cutting machine processing, the preparatory stage, for wire electrode is wound into the process on wire storage cylinder with certain even tension, is exactly that a kind of to-and-fro thread feed electric spark wire-electrode cutting machine is determined tension force automatic wiring mechanism specifically.
Background technology
As everyone knows, the operation principle of to-and-fro thread feed electric spark line cutting is realized the electric discharge of conductive material by the wire electrode of high-speed cruising, and the uniformity coefficient that wire electrode is wound around on silk bucket directly has influence on the cutting stability of lathe, therefore, the upper silk process as the processing first step seems particularly important.And at present known upper silk process is generally divided into two steps: upper silk (by wire electrode around to silk bucket) and even silk (by the wire electrode on silk bucket everywhere tension force with artificial or mechanism's mode is even extremely consistent).
At present, known upper silk method has two kinds: one, one of the wire electrode in electrode wire tray is fixed on to wire storage cylinder one end, with nut screwing clamping, then, by upper silk personnel Artificial Control electrode wire tray, by external crank handle, rotate wire storage cylinder, wire electrode is slowly wrapped on wire storage cylinder.But during due to artificial upper silk, the power that hand gives wire tray cannot keep the same constantly, so the elasticity that just there will be wire electrode to be wound around on wire storage cylinder is everywhere different, wire electrode tension is inhomogeneous.Two, electrode wire tray is placed on the upper silk wheel on machine pillar, by spring and locking nut, give the damping force that electrode wire tray is certain, wire electrode one end is fixed on silk bucket, by slow circumvolve and the mobile upper silk of silk cylinder, although this method has been lacked artificial intervention, it is inhomogeneous that upper complete silk remains tension force.Because the winding of wire electrode in wire tray is inhomogeneous, therefore, in upper silk process, can often there is jumping silk phenomenon in wire electrode, cause the wire electrode length variations of silk section, thereby affect tension force.In addition use the upper silk of silk wheel, the damping force giving cannot be quantitative, and that is to say at every turn all can be different, and this just causes the tensile force of each upper silk cannot guarantee identical.
At present, in known solution, the inhomogeneous method of silk is by the artificial even silk of tight silk wheel by operating personnel.And artificial even silk dependence is the assurances of operating personnel oneself to power, and people is discrepant to the assurance of power certainly, even experienced operating personnel, also cannot guarantee that the hand of whole even silk process oneself can keep same power always, the personnel that are lacking in experience have been said nothing of.So whole upper silk process, because of the existence of even silk, increased time and manpower, and the tension force of wire electrode can not be accomplished completely evenly.
Summary of the invention
The purpose of this utility model is the deficiency that needs to spend a lot of time even silk on existing to-and-fro thread feed electric spark wire-electrode cutting machine after silk for taking, design a kind of novel tension force automatic wiring mechanism that determines, to even silk step is attached in upper silk process, by automation, control, in upper silk process, realize even silk, significantly shortened the whole upper silk time and improved the uniformity of thread tension.
The technical solution of the utility model is:
A kind of to-and-fro thread feed electric spark wire-electrode cutting machine is determined tension force automatic wiring mechanism, it comprises wire storage cylinder 7, wire electrode 4 and for being wound around the electrode wire tray 2 of wire electrode, it is characterized in that described electrode wire tray 2 is arranged on damper 1, damper 1 is arranged on lathe bed, and wire electrode 4 from being connected on wire storage cylinder 7 after electrode wire tray 2 is drawn after being arranged at least one circle of helicla flute transition wheel 5 winding on lathe bed after crossing wire carrier 8 guiding again.
Described electrode wire tray 2 is positioned on the chassis of damper 1 by central shaft, blocks, then tightened and be fastened on damper by locking nut 3 by chassis.
Described helicla flute transition wheel 5 is placed between damper 1 and wire storage cylinder 7, and helicla flute transition wheel 5 is arranged on transition wheel seat 6, and transition wheel seat 6 is arranged in the chute of lathe bed vertical direction and can in described chute, moves up and down.
Described damper 1 can provide damping force can change according to operating mode damping motor or the reversible electric machine of damping force size for one.
The beneficial effects of the utility model are:
In upper when silk, removes beyond operating personnel are fastened on wire storage cylinder by wire electrode one end, there is no manual operation intervention, by mechanism, automatically completed, reduced the impact of manual intervention on the tensile force of wire electrode, and saved the step of even silk, even silk process is added in upper silk process, guarantee that the tensile force of wire electrode is consistent, reduced line cutting staff's operation easier.
Even silk step is attached in upper silk process, by automation, controls, in upper silk process, realize even silk, significantly shortened the whole upper silk time and improved the uniformity of thread tension.
Accompanying drawing explanation
Fig. 1 is the scheme of installation of damper of the present utility model and wire tray.
Fig. 2 is that in helicla flute transition wheel of the present utility model, wire electrode is put a position view.
Fig. 3 is damper of the present utility model, transition wheel, the installation site schematic diagram of wire storage cylinder.
Fig. 4 is upper silk process wire transporting schematic diagram of the present utility model.
In figure: 1-damper, 2-electrode wire tray, 3-locking nut, 4-wire electrode, 5-helicla flute transition wheel, 6-transition wheel seat, 7-wire storage cylinder, 8-guide wheel.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
As Figure 1-4.
A kind of to-and-fro thread feed electric spark wire-electrode cutting machine is determined tension force automatic wiring mechanism, it comprises wire storage cylinder 7, for being wound around the electrode wire tray 2, helicla flute transition wheel 5 of wire electrode and crossing wire carrier 8, as shown in Figure 3, described electrode wire tray 2 is positioned on the chassis of the damper 1 being arranged on lathe bed by central shaft, by chassis, block, by locking nut 3, tighten and be fastened on (as Fig. 1) on damper again, damper 1 can be a damping motor or reversible electric machine or other can provide the associated mechanical of damping force, requires the damping force that provides to change according to operating mode.Helicla flute transition wheel 5 as shown in Figure 2, helicla flute transition wheel 5 is placed between damper 1 and wire storage cylinder 7, helicla flute transition wheel 5 is arranged on transition wheel seat 6, and transition wheel seat 6 is arranged in the chute of lathe bed vertical direction and can in described chute, moves up and down (as Fig. 3).Wire electrode 4 from being connected on wire storage cylinder 7 after electrode wire tray 2 is drawn after being arranged at least one circle of helicla flute transition wheel 5 winding on lathe bed after crossing wire carrier 8 guiding again.
Details are as follows:
In Fig. 1, electrode wire tray 2 is connected with damper 1 by center hole, and locks with locking nut 3.Both are synchronized with the movement in maintenance.
In Fig. 2, the wire electrode 4 of releasing from electrode wire tray 2 is wrapped on helicla flute transition wheel 5, is connected to wire storage cylinder 7 one end after being wound around a circle on helicla flute, uses fastened by screw.
In Fig. 3, helicla flute transition wheel 5 is fixed on lathe by transition wheel seat 6, and be installed in vertical chute, can move up and down, by spring and from being resuspended in groove, helicla flute transition wheel 5 is fixed wheel, the idler plane that guarantees helicla flute transition wheel 5 during installation as far as possible with damper 1 on wire tray storage silk groove plane in one plane.
In implementing shown in Fig. 4, wire storage cylinder driven by motor wire storage cylinder 7 is rotated counterclockwise, now damper 1 can give 4 one of wire electrodes and follow the contrary resistance f of the direction of motion, simultaneously, helicla flute transition wheel 5 slides up and down by self gravitation and spring tension, compensation is because of the tension variation of upper silk segment electrode silk 4, and now, wire electrode 4 will be wound on wire storage cylinder 7 to approach the even tension of power f.
The utility model is by increasing by 1, one helicla flute transition wheel 5 of a rotary damper on cutting on line lathe.Damper 1 can change the damping force that it provides as required, for tackling the various working of to-and-fro thread feed electric spark line cutting.Helicla flute transition wheel 5 is fixed wheels, is arranged in the chute of vertical direction, at ordinary times by spring and be certainly resuspended in chute, can move up and down, and its effect is when upper silk, further to keep silk tensile force consistent all the time.During upper silk, electrode wire tray 2 is fastened on damper 1, then is fixed on wire storage cylinder 7 after wire electrode 4 is wound with one circuit on helicla flute transition wheel 5.When wire storage cylinder 7 starts rotation with certain rotating speed, damper provides a reverse constant resistance, transition wheel rearranges arranging inhomogeneous wire electrode in wire tray, wire electrode just can be wrapped on wire storage cylinder with constant tensile force, realizes on to-and-fro thread feed electric spark wire-electrode cutting machine uniting two into one of silk and even process.
The utility model do not relate to concrete installation site, electric control gear etc. on part and filament assembling machine structure cutting on line lathe all the prior art that maybe can adopt same as the prior art realized.
Claims (4)
1. a to-and-fro thread feed electric spark wire-electrode cutting machine is determined tension force automatic wiring mechanism, it comprises wire storage cylinder (7), wire electrode (4) and for being wound around the electrode wire tray (2) of wire electrode, it is characterized in that described electrode wire tray (2) is arranged on damper (1), damper (1) is arranged on lathe bed, wire electrode (4) from after electrode wire tray (2) is drawn by be arranged on helicla flute transition wheel (5) on lathe bed be wound around after at least one circle again through be connected on wire storage cylinder (7) after wire carrier (8) guiding.
2. to-and-fro thread feed electric spark wire-electrode cutting machine according to claim 1 is determined tension force automatic wiring mechanism, it is characterized in that described electrode wire tray (2) is positioned on the chassis of damper (1) by central shaft, by chassis, block, then tighten and be fastened on damper by locking nut (3).
3. to-and-fro thread feed electric spark wire-electrode cutting machine according to claim 1 is determined tension force automatic wiring mechanism, it is characterized in that described helicla flute transition wheel (5) is placed between damper (1) and wire storage cylinder (7), helicla flute transition wheel (5) is arranged on transition wheel seat (6), and transition wheel seat (6) is arranged in the chute of lathe bed vertical direction and can in described chute, moves up and down.
4. to-and-fro thread feed electric spark wire-electrode cutting machine according to claim 1 and 2 is determined tension force automatic wiring mechanism, it is characterized in that described damper (1) can provide damping force and can change according to operating mode damping motor or the reversible electric machine of damping force size for one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420155550.6U CN203751469U (en) | 2014-04-02 | 2014-04-02 | Constant-tension automatic wire fixing mechanism of reciprocating wire feeding electric discharge machining tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420155550.6U CN203751469U (en) | 2014-04-02 | 2014-04-02 | Constant-tension automatic wire fixing mechanism of reciprocating wire feeding electric discharge machining tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203751469U true CN203751469U (en) | 2014-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420155550.6U Expired - Fee Related CN203751469U (en) | 2014-04-02 | 2014-04-02 | Constant-tension automatic wire fixing mechanism of reciprocating wire feeding electric discharge machining tool |
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| CN (1) | CN203751469U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105665853A (en) * | 2016-03-05 | 2016-06-15 | 上饶市江旺数控机床制造有限公司 | Automatic wire feeding device for reciprocating wire traveling electrospark wire-electrode cutting machine tool |
| CN107335877A (en) * | 2017-08-16 | 2017-11-10 | 苏州经贸职业技术学院 | A kind of filament assembling machine structure for electric spark linear cutting machine |
| CN110102844A (en) * | 2019-06-11 | 2019-08-09 | 南京航空航天大学 | A kind of device changing silk for high wire traveling speed cutting identical tension |
| CN113210779A (en) * | 2021-06-11 | 2021-08-06 | 北京东兴润滑剂有限公司 | Wire feeding device, wire barrel driving assembly, wire conveying system and wire feeding method |
| CN113275681A (en) * | 2021-03-29 | 2021-08-20 | 南京航空航天大学 | Reciprocating wire-moving constant-tension wire feeding device for electrospark wire-electrode cutting |
| CN114289807A (en) * | 2022-01-19 | 2022-04-08 | 无锡职业技术学院 | Spiral groove guide wheel-based micro-wire electrode tension self-adaptive adjusting device and method |
-
2014
- 2014-04-02 CN CN201420155550.6U patent/CN203751469U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105665853A (en) * | 2016-03-05 | 2016-06-15 | 上饶市江旺数控机床制造有限公司 | Automatic wire feeding device for reciprocating wire traveling electrospark wire-electrode cutting machine tool |
| CN107335877A (en) * | 2017-08-16 | 2017-11-10 | 苏州经贸职业技术学院 | A kind of filament assembling machine structure for electric spark linear cutting machine |
| CN110102844A (en) * | 2019-06-11 | 2019-08-09 | 南京航空航天大学 | A kind of device changing silk for high wire traveling speed cutting identical tension |
| CN113275681A (en) * | 2021-03-29 | 2021-08-20 | 南京航空航天大学 | Reciprocating wire-moving constant-tension wire feeding device for electrospark wire-electrode cutting |
| CN113210779A (en) * | 2021-06-11 | 2021-08-06 | 北京东兴润滑剂有限公司 | Wire feeding device, wire barrel driving assembly, wire conveying system and wire feeding method |
| CN114289807A (en) * | 2022-01-19 | 2022-04-08 | 无锡职业技术学院 | Spiral groove guide wheel-based micro-wire electrode tension self-adaptive adjusting device and method |
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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: 20140806 Termination date: 20200402 |
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| CF01 | Termination of patent right due to non-payment of annual fee |