CN204565365U - With the guide wheel electricity-supply device of halo slowing-down structure - Google Patents
With the guide wheel electricity-supply device of halo slowing-down structure Download PDFInfo
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- CN204565365U CN204565365U CN201520245257.3U CN201520245257U CN204565365U CN 204565365 U CN204565365 U CN 204565365U CN 201520245257 U CN201520245257 U CN 201520245257U CN 204565365 U CN204565365 U CN 204565365U
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- halo
- guide wheel
- slowing
- supply device
- down structure
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Abstract
The utility model discloses a kind of guide wheel electricity-supply device with halo slowing-down structure, comprise a guide wheel and a guide wheel shaft, described guide wheel is arranged on described guide wheel shaft, the described guide wheel electricity-supply device with halo slowing-down structure also comprises one first halo and one first halo axle, the first described halo is arranged on the first described halo axle, and edge and the described guide wheel shaft of the first described halo are bonded to each other.The advantage of the guide wheel electricity-supply device with halo slowing-down structure of the present utility model is: with the halo slowing-down structure as electricity-supply device, can the lower halo of Negotiation speed and guide wheel indirectly power to electrode wire, can not only overcome and enter problem existing for electricity with conducting block, and can overcome and enter problem existing for electricity with guide wheel axle head.
Description
Technical field
The utility model belongs to Wire EDM field, particularly a kind of guide wheel electricity-supply device with halo slowing-down structure.
Background technology
Since Wire EDM by China introduce produce, entered in the whole process of application development always the defect of electric mode perplex.The electric mode of entering of current practice has two kinds, and the first is powered (as shown in Figure 1) directly to wire electrode by conducting block; The second indirectly to be powered (as shown in Figure 2) to wire electrode through guide wheel by guide wheel axle head.
Although the first is direct power supply, but owing to there is high-speed friction between conducting block and wire electrode, its friction velocity reaches 11730mm/s, so not only cause effect of attrition service life to wire electrode, and wire electrode card usually can break by wire electrode the formed groove that rubs on conducting block, simultaneously because the high temperature of local makes wire electrode generation smooth out with the fingers silk extension phenomenon, add to come and go in commutation wire transporting process and be heated and cooling effect asymmetric, whole wire transporting process is made to occur various labile state, as wire electrode tension relaxes and the throwing silk phenomenon of generation and the screws loosing at single side of the asymmetric generation of tension force too early, and the wire electrode flutter to cause at a high speed dynamic dispose procedure because of wire electrode shrinkage stress.These all directly affects operating efficiency and the precision of domestic fast wire edm cutter, and such power supply mode is that application is the most general at present.
In order to eliminate and improve these unfavorable factors, some enterprise considers to take the second way, and namely guide wheel axle head enters electric mode.This mode is similar to takes spring conflict or resilient contact is directly placed in guide wheel axle head carbon brush, is powered through guide wheel by axle head to wire electrode.But thisly add that the method for axial compressive force is unscientific to guide wheel.First the core part that cuts as wire transporting of guide wheel, self be in the middle of High Rotation Speed, jitter values during work relies on the precision of bearing completely, if zanjon bearing then any axial force be all absolute prohibition.Even if choose angular contact bearing also should not be in axial reinforcing, because contact block or contact inevitably exists relative high-speed friction with guide wheel shaft end face, its maximum friction linear velocity is 1466mm/s, friction also can produce heat except producing vibrations, these situations are that to disturb and affect the stable of guide wheel be also unallowed, but electric mode of entering such in reality still uses helpless.This is because the first enters electric mode there is the adhesion of aluminium oxide on conducting block when cutting aluminum products, and this phenomenon hinders the transmission of high frequency electric to wire electrode, have impact on cutting efficiency, and time serious, processing cannot be carried out.
Available in view of at present better not entering electric mode, so above two kinds are entered electric mode and still alternately use in different operating environments.
Utility model content
The utility model mainly solves the technical problem existing for prior art, thus provide a kind of with the halo slowing-down structure as electricity-supply device, can the lower halo of Negotiation speed and guide wheel indirectly power to electrode wire, can not only overcome and enter problem existing for electricity with conducting block, and the guide wheel electricity-supply device with halo slowing-down structure entering the problem existing for electricity with guide wheel axle head can be overcome.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
A kind of guide wheel electricity-supply device with halo slowing-down structure, comprise a guide wheel and a guide wheel shaft, described guide wheel is arranged on described guide wheel shaft, the described guide wheel electricity-supply device with halo slowing-down structure also comprises one first halo and one first halo axle, the first described halo is arranged on the first described halo axle, and edge and the described guide wheel shaft of the first described halo are bonded to each other.
As the utility model preferred embodiment, the described guide wheel electricity-supply device with halo slowing-down structure also comprises one second halo and one second halo axle, the second described halo is arranged on the second described halo axle, and edge and the first described halo axle of the second described halo are bonded to each other.
As the utility model preferred embodiment, the described guide wheel electricity-supply device with halo slowing-down structure also comprises into electric elastic spring, and the described end entering electric elastic spring is pressed on the first described halo axle.
As the utility model preferred embodiment, the described guide wheel electricity-supply device with halo slowing-down structure also comprises into electric elastic spring, and the described end entering electric elastic spring is pressed on the second described halo axle.
As the utility model preferred embodiment, the described guide wheel electricity-supply device with halo slowing-down structure also comprises one first and supports swing arm, one first central shaft and one first torsionspring;
The first described halo axle and described first one end supporting swing arm are rotationally connected, and described first other end supporting swing arm is connected with the first described central axis;
One end of the first described torsionspring is connected with described first one end supporting swing arm, the other end is fixedly connected with the first described central shaft.
As the utility model preferred embodiment, the described guide wheel electricity-supply device with halo slowing-down structure also comprises one second halo and one second halo axle, the second described halo is arranged on the second described halo axle, and edge and the first described halo axle of the second described halo are bonded to each other;
The described guide wheel electricity-supply device with halo slowing-down structure also comprises one second and supports swing arm, one second central shaft and one second torsionspring;
The second described halo axle and described second one end supporting swing arm are rotationally connected, and described second other end supporting swing arm is connected with the second described central axis;
One end of the second described torsionspring is connected with described second one end supporting swing arm, the other end is fixedly connected with the second described central shaft.
As the utility model preferred embodiment, the described guide wheel electricity-supply device with halo slowing-down structure, described guide wheel shaft is provided with resistance to cover for seat.
As the utility model preferred embodiment, the described guide wheel electricity-supply device with halo slowing-down structure, the surface of described guide wheel shaft is provided with wear-resistant coating.
The advantage of the guide wheel electricity-supply device with halo slowing-down structure of the present utility model is: with the halo slowing-down structure as electricity-supply device, can the lower halo of Negotiation speed and guide wheel indirectly power to electrode wire, can not only overcome and enter problem existing for electricity with conducting block, and can overcome and enter problem existing for electricity with guide wheel axle head.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation that the conducting block used in the prior art of the guide wheel electricity-supply device with halo slowing-down structure of the present utility model enters electric mode;
Fig. 2 is the structural representation that the guide wheel axle head used in the prior art of the guide wheel electricity-supply device with halo slowing-down structure of the present utility model enters electric mode;
Fig. 3 is the structural representation of the first embodiment of the guide wheel electricity-supply device with halo slowing-down structure of the present utility model;
Fig. 4 is the structural representation of the second embodiment of the guide wheel electricity-supply device with halo slowing-down structure of the present utility model;
Fig. 5 is the structural representation of the third embodiment of the guide wheel electricity-supply device with halo slowing-down structure of the present utility model;
Fig. 6 is the structural representation of the 4th kind of embodiment of the guide wheel electricity-supply device with halo slowing-down structure of the present utility model;
Fig. 7 is the structural representation of the 5th kind of embodiment of the guide wheel electricity-supply device with halo slowing-down structure of the present utility model;
Fig. 8 is the structural representation of the 6th kind of embodiment of the guide wheel electricity-supply device with halo slowing-down structure of the present utility model;
Fig. 9 is the current path structural representation of the guide wheel electricity-supply device with halo slowing-down structure in Fig. 8;
Wherein:
1, guide wheel; 2, guide wheel shaft;
3, the first halo; 4, the first halo axle;
5, the second halo; 6, the second halo axle;
7, electric elastic spring is entered;
8, first swing arm is supported; 9, the first central shaft; 10, the first torsionspring;
11, second swing arm is supported; 12, the second central shaft; 13, the second torsionspring;
15, wire electrode.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection domain of the present utility model.
The advantage of the guide wheel electricity-supply device with halo slowing-down structure of the present utility model is: with the halo slowing-down structure as electricity-supply device, can the lower halo of Negotiation speed and guide wheel indirectly power to electrode wire, can not only overcome and enter problem existing for electricity with conducting block, and can overcome and enter problem existing for electricity with guide wheel axle head.
Embodiment one:
As shown in Figure 3, a kind of guide wheel electricity-supply device with halo slowing-down structure, comprise guide wheel 1 and a guide wheel shaft 2, this guide wheel 1 is arranged on this guide wheel shaft 2, one first halo 3 and one first halo axle 4 should be also comprised with the guide wheel electricity-supply device of halo slowing-down structure, this first halo 3 is arranged on this first halo axle 4, edge and this guide wheel shaft 2 of this first halo 3 are bonded to each other, " halo " in the utility model is for the gear having tooth, an anodontia wheel (lower with), the edge of this first halo 3 and the width of this guide wheel shaft 2 determine the size allowed by current value.The part that this guide wheel shaft 2 stretches out this guide wheel 1 claims this to be shaft extension, the halo described in the utility model and shaft extension bonded to each other all refer to halo and shaft extension bonded to each other, repeat no more.
This guide wheel shaft 2 forms primary speed-down structure with this first halo 3, and speed reducing ratio is larger, therefore this guide wheel shaft 2 can be rotated by this first halo 3 of small frictional force drives, the rotating speed of this first halo 3 is far below the rotating speed of this guide wheel 1 obviously, then use guide wheel axle head of the prior art to enter electric mode to power up this first halo axle 4, then successively by this first halo 3, this guide wheel shaft 2 and this guide wheel 1, indirectly wire electrode is powered up; Because the rotating speed of this first halo 3 is lower, therefore can overcome largely in prior art and use axle head to enter defect existing for electric mode.
Embodiment two:
On the basis of embodiment one, as shown in Figure 4, this guide wheel electricity-supply device with halo slowing-down structure increases by one second halo 5 and one second halo axle 6, and this second halo 5 is arranged on this second halo axle 6, and edge and this first halo axle 4 of this second halo 5 are bonded to each other.Principle is the same, this second halo 5 forms another level reducing gear with this first halo axle 4, the rotating speed of this second halo 5 is far below the rotating speed of this first halo 3, therefore the rotating speed of this second halo 5 is negligible relative to the rotating speed of this guide wheel 1, and therefore embodiment two fully can solve in prior art and use axle head to enter defect existing for electric mode.
Embodiment three:
As shown in Figure 5, in order to make this first halo 3 fit with this guide wheel shaft 2 all the time, on the basis of embodiment one, setting up one first at this guide wheel electricity-supply device with halo slowing-down structure and supporting swing arm 8,1 first central shaft 9 and one first torsionspring 10;
This first halo axle 4 is rotationally connected with this first one end supporting swing arm 8, and the other end and this first central shaft 9 of this first support swing arm 8 are rotationally connected;
One end of this first torsionspring 10 is connected with this first one end supporting swing arm 8, the other end is fixedly connected with this first central shaft 9;
This first halo 3 is made to be fitted on this guide wheel shaft 3 all the time by this first torsionspring 10, can be more stable enter electricity for wire electrode, and by regulate this first turn the tension force of spring 10, the pressure between this first halo 3 and this guide wheel shaft 3 can also be regulated.
Embodiment four:
As shown in Figure 6, on the basis of embodiment three, also should comprise into electric elastic spring 7 with the guide wheel electricity-supply device of halo slowing-down structure, this end entering electric elastic spring 7 is pressed on this first halo axle 4.Enter electric mode relative to axle head, the impact of this elastic spring on axle is less, and cost is lower.
Embodiment five:
As shown in figure Fig. 7, on the basis of embodiment two, also should comprise into electric elastic spring 7 with the guide wheel electricity-supply device of halo slowing-down structure, this end entering electric elastic spring 7 is pressed on this second halo axle 6.Principle is with embodiment four, repeat no more, but because adopt in embodiment four one is primary speed-down structure, the rotating speed of this first halo 3 is still higher, therefore still more serious to the wearing and tearing of this elastic spring 7, therefore the utility model choice for use two reduction gear enters electric mode as preferred embodiment, namely the present embodiment.
Embodiment six:
As shown in Figure 8, on the basis of embodiment three, should also comprise one second halo 5 and one second halo axle 6 with the guide wheel electricity-supply device of halo slowing-down structure, this second halo 5 is arranged on this second halo axle 6, and edge and this first halo axle 4 of this second halo 5 are bonded to each other;
Should also comprise one second with the guide wheel electricity-supply device of halo slowing-down structure and support swing arm 11,1 second central shaft 12 and one second torsionspring 13;
This second halo axle 6 is rotationally connected with this second one end supporting swing arm 11, and the other end and this second central shaft 12 of this second support swing arm 11 are rotationally connected;
One end of this second torsionspring 13 is connected with this second one end supporting swing arm 11, the other end is fixedly connected with this second central shaft 12.
Have employed double reduction structure in the present embodiment, therefore the speed of this second halo 5 is lower; But also with structures such as the first torsionspring 10 and the second torsionsprings 13, can ensure that this first halo 3 can both contact with this first halo axle 4 preferably with this guide wheel shaft 2, this second halo 5, therefore the utility model selects the present embodiment as the embodiment of the best.
As shown in Figure 9, in embodiment six, when powering to the electrode wires 15 walking around this guide wheel 1, electric current is successively through entering electric elastic spring 7, second halo axle 6, second halo 5, first halo axle 4, first halo 3, guide wheel shaft 2, guide wheel 1, electrode wires 15.
Feasibility and the reliability of this embodiment is confirmed by experimental observation.The contact in test, this being entered electric elastic spring 7 effectively contacts with axle contact surface, can meet effective operation when halo and front axle contact are 200g.When environment temperature 20 °, during contact surface quiescent current test 10A maintenance 10min, correlated parts does not have intensification sense of touch.And the program is in practice, that the maximum friction linear velocity of contact and this second halo between centers is designed to 3.4mm/s, contact force is designed to 30g, this mutual frictional dissipation of entering the contact of electric elastic spring 7 and between centers extremely trace and can not local heating be produced like this, its service life be current any one enter electric mode incomparable.Belong to Structure deformation between halo and axle and there is no Relative friction, meet current delivery requirements.The load of deceleration halo guide wheel bearing enforcement is less than guide wheel shaft agrees dynamic loading perhaps 1/400 usually, and the slightly stressed of radial direction can not affect the guide wheel life-span, also can not produce any interference to guide wheel movement, belong to scientific and reasonable mode.In sum: adopt the guide wheel electricity-supply device of secondary halo slowing-down structure to be to be combined with guide wheel the new equipment new technology produced by halo reducing gear, use this device can avoid in background technology mentioned by all technical problems of current existence.
In embodiment of the present utility model, only comprise primary speed-down structure and double reduction structure, but protection domain of the present utility model is not limited to secondary, adopts the embodiment of more than three times similar slowing-down structures also within protection domain of the present utility model.
In embodiment one to seven, still there are wearing and tearing in the surface of all axles fitted with halo, in order to improve the life-span of axle, can install wear-resistant sleeve on axle, or be coated with wear-resistant coating on the surface of axle.
The above, be only detailed description of the invention of the present utility model, but protection domain of the present utility model is not limited thereto, and any change of expecting without creative work or replacement, all should be encompassed within protection domain of the present utility model.Therefore, the protection domain that protection domain of the present utility model should limit with claims is as the criterion.
Claims (8)
1. the guide wheel electricity-supply device with halo slowing-down structure, comprise a guide wheel (1) and a guide wheel shaft (2), described guide wheel (1) is arranged on described guide wheel shaft (2), it is characterized in that: the described guide wheel electricity-supply device with halo slowing-down structure also comprises one first halo (3) and one first halo axle (4), described the first halo (3) is arranged on the first described halo axle (4), and edge and the described guide wheel shaft (2) of described the first halo (3) are bonded to each other.
2. the guide wheel electricity-supply device with halo slowing-down structure according to claim 1, it is characterized in that: the described guide wheel electricity-supply device with halo slowing-down structure also comprises one second halo (5) and one second halo axle (6), described the second halo (5) is arranged on the second described halo axle (6), and edge and the first described halo axle (4) of described the second halo (5) are bonded to each other.
3. the guide wheel electricity-supply device with halo slowing-down structure according to claim 1, it is characterized in that: the described guide wheel electricity-supply device with halo slowing-down structure also comprises into electric elastic spring (7), the described end entering electric elastic spring (7) is pressed on the first described halo axle (4).
4. the guide wheel electricity-supply device with halo slowing-down structure according to claim 2, it is characterized in that: the described guide wheel electricity-supply device with halo slowing-down structure also comprises into electric elastic spring (7), the described end entering electric elastic spring (7) is pressed on the second described halo axle (6).
5. the guide wheel electricity-supply device with halo slowing-down structure according to claim 1, is characterized in that: the described guide wheel electricity-supply device with halo slowing-down structure also comprises one first and supports swing arm (8), one first central shaft (9) and one first torsionspring (10);
The first described halo axle (4) and described first one end supporting swing arm (8) are rotationally connected, and the other end and described first central shaft (9) of the first described support swing arm (8) are rotationally connected;
One end that one end and described first of described the first torsionspring (10) supports swing arm (8) is connected, the other end is fixedly connected with described the first central shaft (9).
6. the guide wheel electricity-supply device with halo slowing-down structure according to claim 5, it is characterized in that: the described guide wheel electricity-supply device with halo slowing-down structure also comprises one second halo (5) and one second halo axle (6), described the second halo (5) is arranged on the second described halo axle (6), and edge and the first described halo axle (4) of described the second halo (5) are bonded to each other;
The described guide wheel electricity-supply device with halo slowing-down structure also comprises one second and supports swing arm (11), one second central shaft (12) and one second torsionspring (13);
The second described halo axle (6) and described second one end supporting swing arm (11) are rotationally connected, and the other end and described second central shaft (12) of the second described support swing arm (11) are rotationally connected;
One end that one end and described second of described the second torsionspring (13) supports swing arm (11) is connected, the other end is fixedly connected with described the second central shaft (12).
7. according to the guide wheel electricity-supply device with halo slowing-down structure in right 1-6 described in any, it is characterized in that: described guide wheel shaft (2) is provided with resistance to cover for seat.
8. according to the guide wheel electricity-supply device with halo slowing-down structure in right 1-6 described in any, it is characterized in that: the surface of described guide wheel shaft (2) is provided with wear-resistant coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520245257.3U CN204565365U (en) | 2015-04-21 | 2015-04-21 | With the guide wheel electricity-supply device of halo slowing-down structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520245257.3U CN204565365U (en) | 2015-04-21 | 2015-04-21 | With the guide wheel electricity-supply device of halo slowing-down structure |
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| Publication Number | Publication Date |
|---|---|
| CN204565365U true CN204565365U (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520245257.3U Expired - Fee Related CN204565365U (en) | 2015-04-21 | 2015-04-21 | With the guide wheel electricity-supply device of halo slowing-down structure |
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| CN (1) | CN204565365U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104785874A (en) * | 2015-04-21 | 2015-07-22 | 潘淮南 | Guide wheel electricity feeding device with polished wheel speed reduction structure |
-
2015
- 2015-04-21 CN CN201520245257.3U patent/CN204565365U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104785874A (en) * | 2015-04-21 | 2015-07-22 | 潘淮南 | Guide wheel electricity feeding device with polished wheel speed reduction structure |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150819 Termination date: 20160421 |