CN201217177Y - Electric discharge finishing apparatus for molding wide-face diamond wheel - Google Patents
Electric discharge finishing apparatus for molding wide-face diamond wheel Download PDFInfo
- Publication number
- CN201217177Y CN201217177Y CNU2008200689211U CN200820068921U CN201217177Y CN 201217177 Y CN201217177 Y CN 201217177Y CN U2008200689211 U CNU2008200689211 U CN U2008200689211U CN 200820068921 U CN200820068921 U CN 200820068921U CN 201217177 Y CN201217177 Y CN 201217177Y
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- electrode
- graphite electrode
- boart
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- spindle box
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Abstract
The utility model discloses a wide profile diamond grinding wheel molding and discharge dressing device, which includes a power supply and a lathe body. The lathe body is provided with an electrode shaft component and a dressing tool holder; the electrode shaft component includes a graphite electrode which is connected with a spindle box through an electrode flange; an insulating plate is arranged between the electrode flange and a shaft sleeve, and insulating material is arranged in the insulating plate; the spindle box is connected with a graphite electrode driving motor; the spindle box and the graphite electrode driving motor are connected with the lathe body through a connecting plate; an electrical brush is arranged at one side of the electrode flange; the dressing tool holder is arranged on the lathe rear seat; the graphite electrode adopts the specification with an outer diameter of 100 to 350mm and a thickness of 20 to 150mm. Adopting above technical proposal and novel specification, the dresing device can finish the molding processing for the wide profile diamond grinding wheels; and the graphite electrode is designed into the dual-surface concave structure so as to reduce the load of the spindle.
Description
Technical field
The utility model relates to the electric machining field, particularly relates to a kind of discharge finishing equipment when wide profile diamond is carried out processing and forming.
Background technology
Electrical discharge machine on the market adopts the spark discharge process principle at present, skive is carried out processing and forming, can process various complex outline curve cylindricals, the grinding wheel diameter that can process is 100-400mm, width 5-50mm, but can't satisfy, the processing and forming requirement of profile width 〉=50mm or diameter≤100mm skive.And electrode can not can't be processed the workpiece on wide-angle, big inclined-plane around the rotation of Z axle.And its electrode finishing knife rest is installed in the lathe back, and operating personnel need go operation to the lathe back during finishing, have reduced production efficiency.
Summary of the invention
The purpose of this utility model is the processing and forming problem of the wide profile skive of solution 〉=50mm, can satisfy the diameter≤processing and forming of 100mm small workpiece and the processing request of workpiece slope again simultaneously, and further improve the electrode dressing efficiency.
For achieving the above object, the utility model is by the following technical solutions:
The utility model comprises power supply and lathe bed, is provided with electrode axis parts and finishing knife rest on lathe bed, and the electrode axis parts comprise graphite electrode, and graphite electrode is connected with main spindle box by the electrode flange; Be provided with insulation board between electrode flange and the axle sleeve, be provided with insulating materials in the insulation board; Main spindle box is connected with the graphite electrode drive motors, main spindle box is connected with lathe bed by connecting plate with the graphite electrode drive motors, side at the electrode flange is provided with brush, described finishing knife frame is arranged on the tailstock tool, the specification of described graphite electrode adopts: external diameter ￠ 100～￠ 350mm, thickness 20～150mm.
The specification of graphite electrode adopts ￠ 350mm * 150mm * ￠ 65mm.
Graphite electrode is two-sided concave structure.
Insulating materials is the mixture of epoxy resin and white fused alumina.
Axle sleeve adopts cone match with being connected of axle.
Main spindle box adopts the hydrostatic bearing pad structure.
The graphite electrode drive motors adopts stepless speed-regulating motor.
Adopt the utility model of technique scheme,, make it can finish processing and forming wide profile skive because graphite electrode adopts novel specification.Graphite electrode is designed to two-sided recessed structure, can reduces main shaft load.Axle sleeve adopts cone match with being connected of axle, has guaranteed the precision of resetting preferably.Main spindle box adopts the hydrostatic bearing pad structure, has guaranteed spindle rotation accuracy, has reduced the revolution noise simultaneously.The graphite electrode drive motors adopts stepless speed-regulating motor, has satisfied the requirement of electrode discharge processing and electrode forming turning processing friction speed.
Description of drawings
Fig. 1 is electrode flange of the present utility model and power connection equipment structural representation;
Fig. 2 is an electrode rotation schematic diagram of the present utility model;
Fig. 3 is that A among Fig. 2 is to enlarged drawing.
The specific embodiment
As shown in Figure 1 and Figure 2, the utility model comprises power supply and lathe bed, is provided with electrode axis parts and finishing knife rest 16 on lathe bed.Power supply unit comprises the V-M03 pipe pulse power, driving device for step-by-step, master-oscillator and control circuit, and output waveform is a square wave.Lathe bed is a cutter and tool grinding machine, mainly is to utilize its lathe bed frame, feed system and hydraulic system.
The electrode axis parts comprise graphite electrode 6, and in order to reduce main shaft load, graphite electrode is two-sided recessed structure, promptly is provided with loss of weight groove 11 in the both sides of graphite electrode.Graphite electrode 6 is connected with main spindle box 15 by electrode flange 2, is provided with insulation board 3 between electrode flange 2 and the axle sleeve 4.Be provided with insulating materials in the insulation board 3, insulating materials is the mixture of epoxy resin and white fused alumina, also can be bakelite plate, can also be insulating materials such as plastics.Insulation board 3 passes through hot-forming, thereby has guaranteed the insulation of graphite electrode and main spindle box.
Side at electrode flange 2 is provided with brush 1, plays electric action, and brush 1 links to each other with conducting ring 5.At the opposite side of electrode flange 2, be provided with electrode end cap 10, electrode end cap 10 is fixed on the electrode flange 2 by bolt 7, packing ring 8 and spring washer 9.
The specification of graphite electrode 6 adopts: external diameter ￠ 100～￠ 350mm, thickness 20～150mm.Its preferred version adopts ￠ 350mm * 150mm * ￠ 65mm, thereby has satisfied width 〉=50mm, the trim process requirement of the skive of diameter≤100mm.In addition, external diameter can also adopt ￠ 100mm, ￠ 200mm, ￠ 300mm equivalence, and thickness can also adopt 20mm, 60mm, 120mm equivalence, and endoporus can be selected arbitrary values such as ￠ 50, ￠ 100 for use,
In order to guarantee repetitive positioning accuracy preferably, axle sleeve 4 adopts cone match with being connected of axle.Main spindle box 15 adopts the hydrostatic bearing pad structure, has guaranteed spindle rotation accuracy, has reduced the revolution noise simultaneously again.Graphite electrode drive motors 14 adopts stepless speed-regulating motor, has satisfied the requirement of electrode discharge processing and electrode moulding turning processing friction speed.
As Fig. 2, shown in Figure 3, finishing knife rest 16 is arranged on the tailstock tool, utilizes the feed mechanism of lathe itself can be X, Y to motion, to reach the finishing requirement.The location datum level B of clamping formed turning tool, C face require on the finishing knife rest 16: B face ⊥ X-axis, C face ⊥ Z axle.Control the correction amount of feeding by 12,17 digital display grating chis, or small change position when redressing.
The course of work of the present utility model is:
1., the direct holding workpiece of scroll chuck workpiece is installed in the headstock and the tailstock place on the lathe bed, and installation way has three kinds, is respectively:; 2., scroll chuck holding workpiece one end, tail is sat the top workpiece other end that withstands, and adopts the mode on a folder one top; 3., the mandrel fixation workpiece, re-use the Double Tops pinnacle and hold mandrel, drive the workpiece revolution by headstock shift fork.
Dressing process: when being used as the straight line finishing (truing electrode periphery), travelling table (repair knife rest 16 and also and then move this moment) will be repaired knife rest 16 and move near the electrode, tool setting then, mobile directions X handwheel 20 makes finishing knife rest 16 move along directions X, finishes the finishing of electrode cylindrical.When being used as the moulding finishing, travelling table (repair knife rest 16 and also and then move this moment) will be repaired knife rest 16 and move near the electrode, tool setting then, and mobile Y traversing handwheel 18,19 makes finishing knife rest 16 move along the Y direction, finishes the moulding finishing of electrode.
Claims (7)
1, a kind of wide profile boart boart wheel shaping discharge finishing device, comprise power supply and lathe bed, be provided with electrode axis parts and finishing knife rest (16) on lathe bed, the electrode axis parts comprise graphite electrode (6), and graphite electrode (6) is connected with main spindle box (15) by electrode flange (2); Be provided with insulation board (3) between electrode flange (2) and the axle sleeve (4), insulation board is provided with insulating materials in (3); Main spindle box (15) is connected with graphite electrode drive motors (14), main spindle box (15) is connected with lathe bed by connecting plate (13) with graphite electrode drive motors (14), side at electrode flange (2) is provided with brush (1), it is characterized in that: described finishing knife rest (16) is arranged on the tailstock tool, the specification of described graphite electrode (6) adopts: external diameter ￠ 100～￠ 350mm, thickness 20～150mm.
2, wide profile boart boart wheel shaping discharge finishing device according to claim 1 is characterized in that: the specification of described graphite electrode (6) adopts ￠ 350mm * 150mm * ￠ 65mm.
3, wide profile boart boart wheel shaping discharge finishing device according to claim 1 and 2, it is characterized in that: described graphite electrode (6) is two-sided concave structure.
4, wide profile boart boart wheel shaping discharge finishing device according to claim 3, it is characterized in that: described insulating materials is the mixture of epoxy resin and white fused alumina.
5, wide profile boart boart wheel shaping discharge finishing device according to claim 1 is characterized in that: described axle sleeve (4) adopts cone match with being connected of axle.
6, wide profile boart boart wheel shaping discharge finishing device according to claim 1 is characterized in that: described main spindle box (15) adopts the hydrostatic bearing pad structure.
7, wide profile boart boart wheel shaping discharge finishing device according to claim 1 is characterized in that: described graphite electrode drive motors (14) adopts stepless speed-regulating motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200689211U CN201217177Y (en) | 2008-01-15 | 2008-01-15 | Electric discharge finishing apparatus for molding wide-face diamond wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200689211U CN201217177Y (en) | 2008-01-15 | 2008-01-15 | Electric discharge finishing apparatus for molding wide-face diamond wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201217177Y true CN201217177Y (en) | 2009-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200689211U Expired - Lifetime CN201217177Y (en) | 2008-01-15 | 2008-01-15 | Electric discharge finishing apparatus for molding wide-face diamond wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201217177Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108500786A (en) * | 2018-04-22 | 2018-09-07 | 北京工业大学 | One kind being used for bearing track ultraprecise plunge grinding processing unit (plant) and method |
-
2008
- 2008-01-15 CN CNU2008200689211U patent/CN201217177Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108500786A (en) * | 2018-04-22 | 2018-09-07 | 北京工业大学 | One kind being used for bearing track ultraprecise plunge grinding processing unit (plant) and method |
| CN108500786B (en) * | 2018-04-22 | 2020-02-04 | 北京工业大学 | Ultra-precise forming and grinding device and method for bearing track |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhengzhou New Asia Superhard Material Composite Co., Ltd. Assignor: Zhengzhou Research Institute for Abrasive & Grinding Co., Ltd. Contract record no.: 2011410000105 Denomination of utility model: Electric discharge finishing apparatus for molding wide-face diamond wheel Granted publication date: 20090408 License type: Exclusive License Record date: 20110802 |
|
| ASS | Succession or assignment of patent right |
Owner name: ZHENGZHOU RESEARCH INSTITUTE FOR ABRASIVES + GRIND Free format text: FORMER OWNER: ZHENGZHOU ABRASIVE MATERIALS, ABRASIVE TOOLS, GRINDING INST. (CN) NO.1 HUASHAN R Effective date: 20131213 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131213 Address after: 450013 No. 121, Huashan Road, Zhengzhou, Henan Patentee after: Zhengzhou Research Institute for Abrasives & Grinding Co., Ltd. Address before: 450013 No. 121, Huashan Road, Zhengzhou, Henan Patentee before: Zhengzhou Research Institute for Abrasive & Grinding Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090408 |
|
| CX01 | Expiry of patent term |