CN210819123U - Online electrolysis sharpening device of bearing ring raceway grinding machine - Google Patents
Online electrolysis sharpening device of bearing ring raceway grinding machine Download PDFInfo
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- CN210819123U CN210819123U CN201921848077.9U CN201921848077U CN210819123U CN 210819123 U CN210819123 U CN 210819123U CN 201921848077 U CN201921848077 U CN 201921848077U CN 210819123 U CN210819123 U CN 210819123U
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- grinding wheel
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- negative electrode
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Abstract
The utility model relates to an online electrolysis sharpening device of bearing ring raceway grinding machine, include: the grinding wheel is a metal bond diamond grinding wheel, the grinding wheel is electrically connected with a positive electrode of a high-frequency pulse power supply, the X-axis moving mechanism is arranged at the upper end of the axle box, the upper end of the insulating support is fixedly connected with the X-axis moving mechanism, and the lower end of the insulating support is provided with the electrolytic negative electrode. The utility model has the advantages of simple and reasonable structure, do not influence artifical the observation, electrolyte is difficult for losing simultaneously yet.
Description
Technical Field
The utility model relates to a bearing ring processing equipment specifically is a bearing ring raceway grinding machine online electrolysis sharpening device.
Background
In the finish machining of the bearing ring raceway, the grinding wheel used is easy to cause large grinding force and high grinding temperature due to abrasion, blockage, adhesion and the like, and the grinding quality is greatly influenced. In order to keep the grinding wheel always with good grinding performance and prolong the service life of the grinding wheel, the grinding wheel must be sharpened at regular time. The traditional dressing methods such as diamond tool dressing, common grinding method dressing and the like have the problems of low dressing precision, low dressing efficiency, high dressing difficulty, high dressing tool loss speed and the like, and when the dressing method is applied to online dressing, the size of a grinding wheel is often greatly changed, so that the product is not favorable for obtaining better consistency.
At present, the currently advanced online electrolytic dressing technology in China is still basically in the test stage, and only a few cases applied to a specific machine tool can be used for reference, for example, patent CN201820428207.2 proposes an electrolytic dressing device for grinding a grinding wheel by a small roller, which is mainly applied to a small roller excircle grinding machine tool, because the main working surface of the grinding wheel in the device is located at the lower end of the grinding wheel, the electrode in the device, which generates micro-electrolysis with the grinding wheel, is located above the grinding wheel and is close to the grinding wheel from top to bottom, while the main working surface of the grinding wheel of the bearing ring raceway grinding machine developed by us is located at one side of the grinding wheel, the structure proposed by patent CN201820428207.2 cannot be applied to the bearing ring raceway grinding machine developed by us.
Disclosure of Invention
The utility model aims at providing a bearing ring raceway grinding machine is electrolysis sharpening device on line sets up corresponding negative electrode through connecting positive emery wheel one side of high frequency pulse power to lateral distance between negative electrode and the emery wheel is adjustable, assists with the reasonable electrolyte shower nozzle in design position, thereby obtains comparatively ideal little electrolysis effect on line.
In order to realize the purpose, the novel application adopts the following technical scheme:
the utility model provides an online electrolysis sharpening device of bearing ring raceway grinding machine, includes: the electric spindle is horizontally arranged on a machine tool mounting platform through a spindle seat, a grinding wheel shaft coaxial with the electric spindle penetrates the spindle box, the spindle box is arranged above the mounting platform through an insulating plate, one end of the grinding wheel shaft is insulated and fixedly connected with the output end of the electric spindle through the insulating plate, the grinding wheel is mounted at the other end of the grinding wheel shaft, the grinding wheel is a metal bond diamond grinding wheel and is electrically connected with a positive electrode of a high-frequency pulse power supply, the X-axis moving mechanism is arranged at the upper end of the spindle box, the upper end of the insulating support is fixedly connected with the X-axis moving mechanism, an electrolytic negative electrode is arranged at the lower end of the insulating support, the electrolytic negative electrode is integrally an arc-shaped plate made of red copper, and the electrolytic negative electrode is coaxially arranged on one side of the grinding wheel shaft and is connected with a negative electrode of the high-frequency pulse power supply, the electrolytic sprayer for spraying the electrolyte penetrates through the lower end of the insulating support, and an outlet of the electrolytic sprayer is positioned between the electrolytic negative electrode and the grinding wheel.
The X-axis moving mechanism is composed of a mounting seat, a guide rail, a linear motor and a moving plate, the mounting seat is fixedly arranged at the upper end of the axle box, the linear motor is arranged at one end of the upper surface of the mounting seat, the guide rail is arranged at the other end of the upper surface of the mounting seat, the moving plate is driven by the linear motor and runs on the guide rail, and the upper end of the insulating support is fixedly connected with the moving plate.
The insulation support comprises an insulation vertical rod, a conductive connecting plate A, a conductive connecting plate B and an insulation protection ring, the upper end of the insulation vertical rod is fixedly connected with the X moving mechanism, the lower end of the insulation vertical rod is fixedly connected with the conductive connecting plate A, the end, adjacent to the grinding wheel, of the conductive connecting plate A is horizontally provided with the vertical conductive connecting plate B, the other end of the conductive connecting plate A is electrically connected with the negative electrode of the pulse power supply, the conductive connecting plate B is fixedly connected with the electrolytic negative electrode, and the insulation protection ring is fixedly arranged at the end, intersected with the conductive connecting plate A, of the conductive connecting.
The whole insulation protection ring is an arc-shaped plate, the end face of the insulation protection ring is the same as the end face of the electrolytic negative electrode, and the middle part of the end face of the insulation protection ring is fixedly connected with the end face of the conductive connecting plate B through a bolt; the electrolytic spray head is arranged on the arc surface of the insulation protection ring in a penetrating way.
The utility model has the advantages that: the utility model has the advantages of simple and reasonable structure, linear electric motor can be connected with central control system, and the computer control of being convenient for can realize comparatively meticulous X to displacement control, and conductive grinding wheel axle has been avoided in the design of insulating protection ring to the influence of electrolysis process, can not influence artifical the observation with electrolyte shower nozzle design on insulating protection ring simultaneously, and electrolyte is difficult for losing simultaneously.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a schematic view of an insulating support.
Fig. 4 is a front view of the insulating support.
FIG. 5 is a schematic view of the connection of the conductive patch A, the conductive patch B and the insulation guard ring.
Fig. 6 is a schematic cross-sectional view of a negative electrode.
In the figure, 501, an electric spindle, 502, a spindle seat, 503, a grinding wheel shaft, 504, an insulating coupling, 505, an axle box, 506 and a grinding wheel; 1102. the electrolytic cell comprises an insulating support, 1103, an electrolytic negative electrode, 1104, an electrolytic spray head, 1111, a mounting seat, 1112, a guide rail, 1113, a linear motor, 1114 and a moving plate;
1121. insulating vertical rods 1122, conductive connecting plates A and 1123, conductive connecting plates B and 1124 and insulating protection rings.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, 2, 3 and 6, an online electrolytic sharpening device for a bearing ring raceway grinding machine comprises an axle box 505, an electric spindle 501, a grinding wheel axle 503, an insulating coupling 504, an X-axis moving mechanism, an insulating support 1102, an electrolytic negative electrode 1103 and an electrolytic spray nozzle 1104, wherein the electric spindle 501 is horizontally arranged on a machine tool mounting platform through a spindle seat 502, the grinding wheel axle 503 coaxial with the electric spindle 501 is arranged in the axle box 505 in a penetrating manner, the axle box 505 is arranged above the mounting platform through an insulating plate 13, one end of the grinding wheel axle 503 is insulated and fixedly connected with the output end of the electric spindle 501 through the insulating coupling 504, the grinding wheel 506 is arranged at the other end of the grinding wheel axle 503, the grinding wheel 506 is a metal bond diamond grinding wheel, the grinding wheel 506 is electrically connected with the positive pole of a high-frequency pulse power supply, the X-axis moving mechanism is arranged at the upper end of the axle, the lower end of the grinding wheel shaft 503 is provided with an electrolytic negative electrode 1103, the electrolytic negative electrode 1103 is integrally an arc-shaped plate made of red copper, the electrolytic negative electrode 1103 is coaxially arranged on one side of the grinding wheel shaft 503 and connected with the negative electrode of the high-frequency pulse power supply, the electrolytic spray head 1104 for spraying electrolyte is arranged at the lower end of the insulating support 1102 in a penetrating manner, and the outlet of the electrolytic spray head 1104 is positioned between the electrolytic negative electrode 1103 and the grinding wheel 506.
As shown in fig. 1 and 2, the X-axis moving mechanism includes a mounting seat 1111, a guide rail 1112, a linear motor 1113, and a moving plate 1114, the mounting seat 1111 is fixedly disposed at the upper end of the axle box 505, the linear motor 1113 is disposed at one end of the mounting seat 1111, the guide rail 1112 is disposed at the other end of the mounting seat 1111, the moving plate 1114 is driven by the linear motor 1113 and runs on the guide rail 1112, and the upper end of the insulating support 1102 is fixedly connected to the moving plate 1114.
As shown in fig. 4 and 5, the insulating support 1102 is composed of an insulating vertical rod 1121, a conductive connecting plate a1122, a conductive connecting plate B1123 and an insulating protection ring 1124, the upper end of the insulating vertical rod 1121 is fixedly connected with the X moving mechanism, the lower end of the insulating vertical rod 1121 is fixedly connected with the conductive connecting plate a1122, one end of the conductive connecting plate a1122 adjacent to the grinding wheel 506 is horizontally provided with the vertical conductive connecting plate B1123, the other end of the conductive connecting plate a1122 is electrically connected with a negative electrode of a pulse power supply, the conductive connecting plate B1123 is fixedly connected with the electrolytic negative electrode 1103, and the insulating protection ring 1124 is fixedly arranged at one end of the conductive connecting plate B1123, which is intersected with.
The whole insulating protection ring 1124 is an arc-shaped plate, the end surface of the insulating protection ring 1124 is the same as the end surface of the electrolytic negative electrode 1103, and the middle part of the end surface of the insulating protection ring 1124 is fixedly connected with the end surface of the conductive connecting plate B1123 through bolts; the electrolytic spray head 1104 is arranged on the arc surface of the insulation protection ring 1124 in a penetrating way.
The part of the utility model not detailed is prior art.
Claims (4)
1. The utility model provides an online electrolysis sharpening device of bearing ring raceway grinding machine, includes axle box (505), electric main shaft (501), emery wheel axle (503), insulating shaft coupling (504), X axle moving mechanism, insulating support (1102), electrolysis negative electrode (1103) and electrolysis shower nozzle (1104), electric main shaft (501) pass through headstock (502) level setting on machine tool mounting platform, wear to establish in axle box (505) with electric main shaft (501) coaxial emery wheel axle (503), and axle box (505) set up in the mounting platform top through insulating board 13, characterized by: one end of the grinding wheel shaft (503) is insulated and fixedly connected with the output end of the electric spindle (501) through an insulating coupling (504), the other end of the grinding wheel shaft (503) is provided with a grinding wheel (506), the grinding wheel (506) is a metal bond diamond grinding wheel, the grinding wheel (506) is electrically connected with the anode of the high-frequency pulse power supply, the X-axis moving mechanism is arranged at the upper end of the axle box (505), the upper end of the insulating bracket (1102) is fixedly connected with the X-axis moving mechanism, the lower end is provided with an electrolytic negative electrode (1103), the electrolysis negative electrode (1103) is integrally an arc-shaped plate made of red copper, the electrolysis negative electrode (1103) is coaxially arranged at one side of the grinding wheel shaft (503) and is connected with the negative electrode of the high-frequency pulse power supply, an electrolytic spray head (1104) for spraying electrolyte penetrates through the lower end of the insulating support (1102), and an outlet of the electrolytic spray head (1104) is positioned between the electrolytic negative electrode (1103) and the grinding wheel (506).
2. The on-line electrolytic sharpening device for the bearing ring raceway grinder of claim 1, characterized in that: x axle moving mechanism constitute by mount pad (1111), guide rail (1112), linear electric motor (1113) and movable plate (1114), the fixed upper end that sets up in axle box (505) of mount pad (1111), one end is provided with linear electric motor (1113) above mount pad (1111), the other end is provided with guide rail (1112), movable plate (1114) are driven by linear electric motor (1113) and are moved on guide rail (1112), insulating support (1102) upper end links firmly with movable plate (1114).
3. The on-line electrolytic sharpening device for the bearing ring raceway grinder of claim 1, characterized in that: the insulation support (1102) comprises an insulation vertical rod (1121), a conductive connecting plate A (1122), a conductive connecting plate B (1123) and an insulation protection ring (1124), the upper end of the insulation vertical rod (1121) is fixedly connected with an X moving mechanism, the lower end of the insulation vertical rod (1121) is fixedly connected with the conductive connecting plate A (1122), one end, adjacent to the grinding wheel (506), of the conductive connecting plate A (1122) is horizontally provided with the vertical conductive connecting plate B (1123), the other end of the conductive connecting plate A (1122) is electrically connected with a negative pole of a pulse power supply, the conductive connecting plate B (1123) is fixedly connected with an electrolytic negative electrode (1103), and the insulation protection ring (1124) is fixedly arranged at one end, intersected with the conductive connecting plate A (1122), of the conductive connecting plate B (1123).
4. The on-line electrolytic sharpening device for the bearing ring raceway grinding machine according to claim 3, characterized in that: the whole insulating protection ring (1124) is an arc-shaped plate, the end face of the insulating protection ring is the same as the end face of the electrolytic negative electrode (1103), and the middle part of the end face of the insulating protection ring (1124) is fixedly connected with the end face of the conductive connecting plate B (1123) through a bolt; the electrolytic spray head (1104) penetrates through the arc surface of the insulation protection ring (1124).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921848077.9U CN210819123U (en) | 2019-10-30 | 2019-10-30 | Online electrolysis sharpening device of bearing ring raceway grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921848077.9U CN210819123U (en) | 2019-10-30 | 2019-10-30 | Online electrolysis sharpening device of bearing ring raceway grinding machine |
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| CN210819123U true CN210819123U (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921848077.9U Active CN210819123U (en) | 2019-10-30 | 2019-10-30 | Online electrolysis sharpening device of bearing ring raceway grinding machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113290504A (en) * | 2021-05-18 | 2021-08-24 | 河南科技大学 | Grinding wheel shape correction method and device capable of automatically adjusting discharge distance |
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2019
- 2019-10-30 CN CN201921848077.9U patent/CN210819123U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113290504A (en) * | 2021-05-18 | 2021-08-24 | 河南科技大学 | Grinding wheel shape correction method and device capable of automatically adjusting discharge distance |
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