CN203509257U - Guide wheel for wire cutting machine - Google Patents
Guide wheel for wire cutting machine Download PDFInfo
- Publication number
- CN203509257U CN203509257U CN201320540022.8U CN201320540022U CN203509257U CN 203509257 U CN203509257 U CN 203509257U CN 201320540022 U CN201320540022 U CN 201320540022U CN 203509257 U CN203509257 U CN 203509257U
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- CN
- China
- Prior art keywords
- fan blade
- conductive shaft
- guide wheel
- cavity
- carbon brush
- 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.)
- Expired - Lifetime
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 abstract 3
- 239000012530 fluid Substances 0.000 abstract 1
- 230000007547 defect Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 239000012224 working solution Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The utility model relates to a guide wheel for a wire cutting machine. The guide wheel comprises a guide wheel body, two bearing seats and a conductive shaft, the guide wheel body is arranged in the middle of the transversely arranged conductive shaft, the two sides of the guide wheel body are provided with a first fan blade and a second fan blade respectively, the first fan blade and the second fan blade are fixed to the conductive shaft, the left end and the right end of the conductive shaft are respectively and fixedly provided with a nut, the outer side of each nut is in contact with a carbon brush set with a spring through a contact, and the carbon brush set extends into a central hole of an electricity input column. A spring is arranged at the end of each carbon brush, the outer end of each spring is provided with an electrode wire fixing nut fixed to the outer end face of the corresponding electricity input column, a cavity is formed by the inner end face of each electricity input column and the inside of the corresponding bearing seat, the tops of the bearing seats are respectively provided with an air inlet communicated with the corresponding cavity, and an air output through hole is formed in the inner side of the bottom of the cavity. The guide wheel for the wire cutting machine is simple in structure, even if the fan blades stop, negative pressure cannot be formed in the cavities in the guide wheel body, and working fluid and metal scraps can be well prevented from entering the bearing seats.
Description
Technical field
The utility model relates to a kind of wire cutting machine guide pulley.
Background technology
At present along with scientific and technological development, Precision Machining is developed rapidly, at some specific area wire cutting machines, obtain applying very widely, and machining accuracy is high, breakage rate is low, be applicable to the Precision Machining of product, and guide wheel is as important component part in wire cutting machine, its performance is directly connected to the quality of whole equipment, but existing wire cutting machine guide pulley exists following defect: the heat that holds axle generation when 1, guide wheel is worked is not easy to leave; 2, in the inside of guide wheel and bearing, be easy to fall into working solution and metal fillings, also there are some to be designed to address this problem, concrete measure is on bearing block, to design an air vent, but this air vent needs additional equipment to add wind in bearing block, air vent and bearing block contact area are very little, and in bearing block, easily enter dirt, radiating effect is also undesirable, so the design after this improvement still can not solve above-mentioned two defects, thereby above-mentioned two defects cause the service life of wire cutting machine guide pulley very short, and affected the precision that line cuts.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of simple in structure, wire cutting machine guide pulley with self-cleaning function.
Wire cutting machine guide pulley of the present utility model, comprise directive wheel, two bearing blocks and conductive shaft, described two bearing blocks are arranged symmetrically the both sides at directive wheel, directive wheel is arranged on horizontal conductive shaft middle part, the both sides of directive wheel are respectively equipped with the first fan blade and the second fan blade being fixed on conductive shaft, on the conductive shaft in the first fan blade left side and on the conductive shaft on the second fan blade right side, be equipped with two bearings that are resisted against bearing block inside, the two ends, left and right of conductive shaft are hold-down nut respectively, the inner side of nut is resisted against on bearing face, the outside of nut all contacts the carbon brush group with spring by contact, the outside of carbon brush group is equipped with the electric post that enters being fixed on bearing block, carbon brush group stretches in entering the centre bore of electric post, the end of carbon brush group is equipped with spring, the outer end of spring is equipped with the electrode wires hold-down nut being fixed on on electric post outer face, enter the inner face of electric post and the inside of bearing block is formed with cavity, the top of bearing block is equipped with the air inlet being communicated with cavity, the inner side of cavity bottom is equipped with air outlet hole, the air outlet hole that is positioned at left side is communicated with the end face cavity of the first fan blade, be positioned at the air outlet hole on right side and the end face cavity of the second fan blade is communicated with.
Wire cutting machine guide pulley of the present utility model, described in enter the contact position of electric post and bearing block and enter electric post and the contact position of electrode wires hold-down nut all seals by sealing ring.
Compared with prior art the beneficial effects of the utility model are: wire cutting machine guide pulley of the present utility model is simple in structure, reasonable in design, in the inside of bearing block, be provided with cavity and exhaust vent, top at bearing block arranges air inlet, fan blade is the in the situation that of rotation, at directive wheel internal cavities, form vacuum or negative pressure, the air of bearing block outside enters from air inlet, by cavity, finally arrive fan blade, even when fan blade stops, directive wheel internal cavities is owing to there being supplementing of extraneous air also can not form negative pressure again, thereby can be good at preventing that working solution and metal fillings from entering bearing block inside.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of wire cutting machine guide pulley described in the utility model embodiment.
In figure:
1, directive wheel; 2, bearing block; 3, conductive shaft; 4, the first fan blade; 5, the second fan blade; 6, bearing; 7, nut; 8, contact; 9, carbon brush group; 10, enter electric post; 11, spring; 12, electrode wires hold-down nut; 13, cavity; 14, air inlet; 15, air outlet hole.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
As shown in Figure 1, a kind of wire cutting machine guide pulley, comprise directive wheel 1, two bearing blocks 2 and conductive shaft 3, described two bearing blocks 2 are arranged symmetrically the both sides at directive wheel 1, directive wheel 1 is arranged on horizontal conductive shaft 3 middle parts, the both sides of directive wheel 1 are respectively equipped with the first fan blade 4 and the second fan blade 5 being fixed on conductive shaft 3, on the conductive shaft 3 in the first fan blade 4 left sides and on the conductive shaft 3 on the second fan blade 5 right sides, be equipped with two bearings 6 that are resisted against bearing block 2 inside, the two ends, left and right of conductive shaft 3 are hold-down nut 7 respectively, the inner side of nut 7 is resisted against on bearing 6 end faces, the outside of nut 7 is the carbon brush group 9 with spring by contact 8 contacts all, the outside of carbon brush group 9 is equipped with the electric post 10 that enters being fixed on bearing block 2, carbon brush group 9 stretches in entering the centre bore of electric post 10, the end of carbon brush group 9 is equipped with spring 11, the outer end of spring 11 is equipped with the electrode wires hold-down nut 12 being fixed on on electric post 10 outer faces, enter the inner face of electric post 10 and the inside of bearing block 2 is formed with cavity 13, the top of bearing block 2 is equipped with the air inlet 14 being communicated with cavity, the inner side of cavity 13 bottoms is equipped with air outlet hole 15, the air outlet hole 15 that is positioned at left side is communicated with the end face cavity of the first fan blade 4, the air outlet hole 15 that is positioned at right side is communicated with the end face cavity of the second fan blade 5.
Wire cutting machine guide pulley of the present utility model, described in enter the contact position of electric post 10 and bearing block 2 and enter electric post 10 and all by sealing ring, seal with the contact position of electrode wires hold-down nut 12.
Wire cutting machine guide pulley of the present utility model is simple in structure, reasonable in design, in the inside of bearing block, be provided with cavity and exhaust vent, top at bearing block arranges air inlet, fan blade is the in the situation that of rotation, at directive wheel internal cavities, form vacuum or negative pressure, the air of bearing block outside enters from air inlet, by cavity, finally arrive fan blade, even when fan blade stops, directive wheel internal cavities is owing to there being supplementing of extraneous air also can not form negative pressure again, thereby can be good at preventing that working solution and metal fillings from entering bearing block inside.
The above is only preferred embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (2)
1. a wire cutting machine guide pulley, comprise directive wheel (1), two bearing blocks (2) and conductive shaft (3), it is characterized in that: described two bearing blocks (2) are arranged symmetrically the both sides in directive wheel (1), directive wheel (1) is arranged on horizontal conductive shaft (3) middle part, the both sides of directive wheel (1) are respectively equipped with the first fan blade (4) and the second fan blade (5) being fixed on conductive shaft (3), on the conductive shaft (3) in the first fan blade (4) left side and on the conductive shaft (3) on the second fan blade (5) right side, be equipped with two and be resisted against the inner bearings (6) of bearing block (2), the two ends, left and right of conductive shaft (3) are hold-down nut (7) respectively, the inner side of nut (7) is resisted against on bearing (6) end face, the outside of nut (7) is the carbon brush group (9) with spring by contact (8) contact all, the outside of carbon brush group (9) is equipped with to be fixed on enters electric post (10) on bearing block (2), carbon brush group (9) stretches in entering the centre bore of electric post (10), the end of carbon brush group (9) is equipped with spring (11), the outer end of spring (11) is equipped with the electrode wires hold-down nut (12) being fixed on on electric post (10) outer face, it is characterized in that: described in enter the inner face of electric post (10) and the inside of bearing block (2) is all formed with cavity (13), the top of bearing block (2) is equipped with the air inlet (14) being communicated with cavity, the inner side of cavity (13) bottom is equipped with air outlet hole (15), the air outlet hole (15) that is positioned at left side is communicated with the end face cavity of the first fan blade (4), the air outlet hole (15) that is positioned at right side is communicated with the end face cavity of the second fan blade (5).
2. wire cutting machine guide pulley according to claim 1, is characterized in that: described in enter the contact position of electric post (10) and bearing block (2) and enter electric post (10) and all by sealing ring, seal with the contact position of electrode wires hold-down nut (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320540022.8U CN203509257U (en) | 2013-09-02 | 2013-09-02 | Guide wheel for wire cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320540022.8U CN203509257U (en) | 2013-09-02 | 2013-09-02 | Guide wheel for wire cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203509257U true CN203509257U (en) | 2014-04-02 |
Family
ID=50368239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320540022.8U Expired - Lifetime CN203509257U (en) | 2013-09-02 | 2013-09-02 | Guide wheel for wire cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203509257U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103600145A (en) * | 2013-09-02 | 2014-02-26 | 浙江恒一佰机械有限公司 | Wire cutting machine guide wheel |
| CN109967808A (en) * | 2019-04-30 | 2019-07-05 | 湖南汽车工程职业学院 | A kind of fast wire edm cutter electricity-supply device and its fast wire edm cutter |
| EP3575024A1 (en) * | 2018-06-01 | 2019-12-04 | Agie Charmilles SA | Current feeding device for wire electrical discharge machining |
-
2013
- 2013-09-02 CN CN201320540022.8U patent/CN203509257U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103600145A (en) * | 2013-09-02 | 2014-02-26 | 浙江恒一佰机械有限公司 | Wire cutting machine guide wheel |
| EP3575024A1 (en) * | 2018-06-01 | 2019-12-04 | Agie Charmilles SA | Current feeding device for wire electrical discharge machining |
| US10974332B2 (en) | 2018-06-01 | 2021-04-13 | Agie Charmilles Sa | Current feeding device for wire electrical discharge machining |
| CN109967808A (en) * | 2019-04-30 | 2019-07-05 | 湖南汽车工程职业学院 | A kind of fast wire edm cutter electricity-supply device and its fast wire edm cutter |
| CN109967808B (en) * | 2019-04-30 | 2024-04-19 | 湖南汽车工程职业学院 | Power feeding device for fast wire cutting machine and fast wire cutting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 1 building, 3 building, 30 Kaiyuan Road, Jiangbei District, Zhejiang, Ningbo, 315032 Patentee after: Zhejiang Heng 100 Intelligent Technology Co.,Ltd. Address before: 315033, No. 1236, Lane 6, Jiangbei Avenue, Jiangbei District, Zhejiang, Ningbo Patentee before: ZHEJIANG HENGYIBAI MACHINERY Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140402 |
|
| CX01 | Expiry of patent term |