CN219255014U - Spindle core abrasion repairing device and scribing machine with same - Google Patents
Spindle core abrasion repairing device and scribing machine with same Download PDFInfo
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- CN219255014U CN219255014U CN202320153262.6U CN202320153262U CN219255014U CN 219255014 U CN219255014 U CN 219255014U CN 202320153262 U CN202320153262 U CN 202320153262U CN 219255014 U CN219255014 U CN 219255014U
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Abstract
The application discloses pivot axle core wear repair device and possess device's dicing saw, pivot axle core wear repair device includes: the rotating shaft and the first fixing seat. The first end of the rotating shaft is connected with a driving mechanism, and the second end of the rotating shaft is provided with a shaft core piece. The second end of the rotating shaft is arranged towards the first fixing seat. The first fixing seat is provided with a grinding mechanism, and the end part of the grinding mechanism is abutted against the surface of the shaft core piece. The driving mechanism can drive the rotating shaft to rotate relative to the axis of the driving mechanism, the shaft core piece rotates along with the rotating shaft, and the end face of the shaft core piece is continuously ground by the grinding mechanism until the end face is flat in the rotating process because the grinding mechanism is always abutted against the surface of the shaft core piece. The axial core piece terminal surface can be restoreed to this application, avoids causing the contact failure.
Description
Technical Field
The application relates to the technical field of grinding equipment, in particular to a rotating shaft core abrasion repairing device and a dicing saw with the same.
Background
The dicing saw is used as a key device for packaging the semiconductor, strong grinding is used as a dicing mechanism, and an air static pressure high-speed main shaft is used as an executive component. The main height measurement method used by the current scribing machine is contact height measurement, and a loop is formed by contacting a carbon brush with a copper core at the front end of a main shaft, so that signals are transmitted. However, the carbon brush is worn when the air spindle rotates at a high speed, and the service life of the carbon brush is not long. For the problem, a carbon brush with higher hardness is generally selected, so that the service life of the carbon brush can be prolonged, but the copper core is worn, a groove is formed in the copper core after the copper core is used for a period of time, poor contact between the carbon brush and the copper core is caused, and the stability of height measurement is affected; on the other hand, the grooves are not beneficial to discharging carbon powder, and after the carbon powder is accumulated, the abrasion of the carbon brush and the copper core can be accelerated.
Therefore, how to provide a device for repairing the wear of the shaft core is a problem to be solved by the person skilled in the art.
Disclosure of Invention
The purpose of this application is to provide a pivot axle core wear repair device that restores pivot axle core wearing and tearing and possess device's dicing saw.
To achieve the above object, the present application provides a spindle core wear repair device, including: the rotating shaft and the first fixing seat;
the first end of the rotating shaft is connected with a driving mechanism, and the second end of the rotating shaft is provided with a shaft core piece;
the second end of the rotating shaft faces the first fixing seat, a grinding mechanism is arranged on the first fixing seat, and the end part of the grinding mechanism is abutted against the surface of the shaft core piece;
the driving mechanism can drive the rotating shaft to rotate relative to the self axis so that the grinding mechanism grinds the surface of the shaft core piece.
In some embodiments, the second end of the rotating shaft is provided with a mounting cavity, and the shaft core piece is fixed on the inner wall of the mounting cavity facing the first fixing seat;
the first fixing seat is provided with a mounting table, and the grinding mechanism is arranged on the mounting table; the mount table stretches into the installation intracavity, and the inner wall laminating mount table's in installation intracavity outer wall setting.
In some embodiments, the grinding mechanism includes: the grinding device comprises a second fixing seat, a grinding repair seat and an elastic resetting piece;
the grinding repair seat comprises a grinding platform and a sliding rod arranged on the end face of the grinding platform; the mounting table is provided with a through hole corresponding to the sliding rod; the second fixing seat is arranged on the end surface of the mounting table, which is away from the rotating shaft;
the end part of the sliding rod correspondingly stretches into the through hole, and the grinding platform is arranged at the outer side of the mounting table so as to be abutted against the shaft core piece;
the elastic reset piece is arranged in the through hole, the first end of the elastic reset piece is connected with the end part of the sliding rod, and the second end of the elastic reset piece is connected with the second fixing seat.
In some embodiments, at least two sliding rods are provided, a gap is provided between the sliding rods, and the through holes are provided corresponding to the number of the sliding rods.
In some embodiments, the shaft core is disposed on a central axis of the rotating shaft, and the direction of orientation of the shaft core coincides with the direction of orientation of the rotating shaft.
In some embodiments, the peripheral surface of the sliding rod is attached to the inner wall of the corresponding through hole, so as to avoid shaking.
In some embodiments, the second fixing base is detachably connected to an end surface of the mounting table facing away from the rotating shaft through a screw.
In some embodiments, the drive mechanism is configured to rotate the motor.
In some embodiments, the resilient return member is provided as a spring.
The application also provides a dicing saw, which comprises a frame, a carbon brush and any rotating shaft and shaft core abrasion repairing device, wherein the rotating shaft is arranged on the frame through a driving mechanism, and the carbon brush is used for contacting a shaft core piece
Compared with the background art, the rotary shaft and the first fixing seat are used. The first end of the rotating shaft is connected with a driving mechanism, and the second end of the rotating shaft is provided with a shaft core piece. The second end of the rotating shaft is arranged towards the first fixing seat, a grinding mechanism is arranged on the first fixing seat, and the end part of the grinding mechanism is abutted against the surface of the shaft core piece. The driving mechanism can drive the rotating shaft to rotate relative to the axis of the driving mechanism, the shaft core piece rotates along with the rotating shaft, and the end face of the shaft core piece is continuously ground by the grinding mechanism until the end face is flat in the rotating process because the grinding mechanism is always abutted against the surface of the shaft core piece.
The dicing saw with the rotating shaft and shaft core abrasion repairing device has the beneficial effects and is not unfolded.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present application, and that other drawings may be obtained according to the provided drawings without inventive effort to a person skilled in the art.
Fig. 1 is a schematic structural diagram of a device for repairing wear of a shaft core of a rotating shaft according to an embodiment of the present application;
fig. 2 is a schematic structural view of a shaft core member according to an embodiment of the present application.
Wherein:
the device comprises a 1-rotating shaft, a 2-first fixing seat, a 3-shaft core piece, a 4-mounting cavity, a 5-second fixing seat, a 6-grinding repair seat, a 7-elastic reset piece and an 8-screw.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
In order to better understand the aspects of the present application, a further detailed description of the present application will be provided below with reference to the accompanying drawings and detailed description.
Referring to fig. 1 and fig. 2 of the specification, fig. 1 is a schematic structural diagram of a device for repairing wear of a shaft core of a rotating shaft according to an embodiment of the present application, and fig. 2 is a schematic structural diagram of a shaft core piece according to an embodiment of the present application, including: a rotating shaft 1 and a first fixing seat 2. A driving mechanism is connected to a first end of the rotation shaft 1, and a shaft core 3 is provided at a second end of the rotation shaft 1. The second end of the rotation shaft 1 is disposed toward the first fixing base 2, and a grinding mechanism is disposed on the first fixing base 2, and an end of the grinding mechanism abuts against the surface of the shaft core 3. The driving mechanism can drive the rotating shaft 1 to rotate relative to the axis of the driving mechanism, the shaft core piece 3 rotates along with the rotating shaft 1, and the end face of the shaft core piece 3 is continuously ground by the grinding mechanism until the end face is flat in the rotating process because the grinding mechanism is always abutted against the surface of the shaft core piece 3. The end face of the shaft core piece 3 can be repaired until the end face is flat, and errors in height measurement or poor contact of the shaft core piece 3 are avoided.
Further, a second end of the rotating shaft 1 is provided with a mounting cavity 4, and the shaft core 3 is fixed on an inner wall of the mounting cavity 4 facing the first fixing seat 2. The first fixing base 2 is provided with a mounting table, and the grinding mechanism is arranged on the mounting table. The mounting table extends into the mounting cavity 4, and the end of the grinding mechanism abuts against the surface of the shaft core 3. And the inner wall laminating mount table's of installation cavity 4 outer wall setting, when axis of rotation 1 was rotatory, the installation cavity 4 was rotated along the outer wall of mount table to avoid axis of rotation 1 to take place to rock.
Further, the grinding mechanism includes: the second fixing seat 5, the grinding repair seat 6 and the elastic restoring piece 7. The grinding repair base 6 includes: the grinding platform and the sliding rod are arranged on the end face of the grinding platform. The mounting table is provided with a through hole corresponding to the sliding rod, and the second fixing seat 5 is arranged on the end surface of the mounting table, which is away from the rotating shaft 1. The end of the sliding rod extends into the through hole, the grinding platform is arranged outside the mounting table, and the end face of the grinding platform, which is not provided with the sliding rod, is used for abutting against the grinding shaft core piece 3. The elastic restoring piece 7 is disposed in the through hole, and a first end of the elastic restoring piece 7 is connected to the end of the sliding rod, and a second end of the elastic restoring piece is connected to the second fixing seat 5. When the rotating shaft 1 and the first fixing seat 2 are positioned relatively, the end face to be ground of the shaft core piece 3 is abutted against the grinding surface of the grinding platform, meanwhile, the elastic reset piece 7 is in a compressed state, the end face of the shaft core piece 3 is gradually ground along with the rotation of the rotating shaft 1, and under the effect of the elastic reset force of the elastic reset piece 7, the grinding platform is kept to be abutted against the shaft core piece 3 continuously, so that grinding stability is ensured, and the end face of the shaft core piece 3 is completely leveled.
Further, the number of the sliding rods is at least two, the sliding rods are arranged on the end face of the grinding plane and are provided with gaps, and the mounting table is provided with corresponding through holes corresponding to the number of the sliding rods. After the sliding rod is arranged in the through hole, the grinding platform can be prevented from deflecting due to the driving of the shaft core piece 3, and the grinding stability is ensured.
Further, the shaft core 3 is disposed on the central axis of the rotation shaft 1, and the direction of the shaft core 3 coincides with the direction of the rotation shaft 1. The eccentric rotation of the shaft core piece 3 can not happen when the rotating shaft 1 rotates, and the stable grinding of the contact surface of the shaft core piece 3 and the grinding platform can be ensured.
Further, the peripheral surface of the sliding rod is attached to the inner wall of the corresponding through hole, the sliding rod can move along the length direction of the through hole, movement in other directions is limited by the through hole, and shaking of the sliding rod and the grinding platform in the grinding process is avoided.
Further, the second fixing base 5 is detachably connected to an end surface of the mounting table, which is away from the rotating shaft 1, through a screw 8.
Further, in one embodiment of the present application, the driving mechanism is provided as a rotary motor and the elastic restoring member 7 is provided as a spring.
The application also provides a dicing saw, which comprises a frame and a carbon brush, wherein the rotating shaft core abrasion repairing device is described in the specific embodiment. The rotating shaft 1 is mounted on the frame by a driving mechanism, and the carbon brush contacts the shaft core 3 for realizing contact height measurement.
In an embodiment of the application, after the carbon brush is in long-term friction contact with the shaft core piece 3, a groove is worn on the end face of the shaft core piece 3, the groove can lead to inaccurate height measurement of the shaft core piece, carbon powder remains in the groove, and therefore the carbon brush needs to be matched with a grinding mechanism for use, and the surface of the shaft core piece 3 is repaired in time. Other parts of the dicing saw may be referred to in the art and are not further developed herein.
It should be noted that in this specification relational terms such as first and second are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The device for repairing the abrasion of the shaft core of the rotating shaft and the dicing saw with the device are described in detail above. Specific examples are set forth herein to illustrate the principles and embodiments of the present application, and the description of the examples above is only intended to assist in understanding the methods of the present application and their core ideas. It should be noted that it would be obvious to those skilled in the art that various improvements and modifications can be made to the present application without departing from the principles of the present application, and such improvements and modifications fall within the scope of the claims of the present application.
Claims (10)
1. A spindle core wear repair device, comprising: a rotating shaft (1) and a first fixing seat (2);
a first end of the rotating shaft (1) is connected with a driving mechanism, and a second end of the rotating shaft (1) is provided with a shaft core piece (3);
the second end of the rotating shaft (1) faces the first fixing seat (2), a grinding mechanism is arranged on the first fixing seat (2), and the end part of the grinding mechanism is abutted against the surface of the shaft core piece (3);
the driving mechanism can drive the rotating shaft (1) to rotate relative to the self axis so that the grinding mechanism grinds the surface of the shaft core piece (3).
2. The rotating shaft core wear repair device according to claim 1, wherein a mounting cavity (4) is formed at the second end of the rotating shaft (1), and the shaft core piece (3) is fixed on the inner wall of the mounting cavity (4) facing the first fixing seat (2);
the first fixing seat (2) is provided with an installation table, and the grinding mechanism is arranged on the installation table; the mounting table extends into the mounting cavity (4), and the inner wall of the mounting cavity (4) is attached to the outer wall of the mounting table.
3. The spindle core wear restoration device according to claim 2, wherein the grinding mechanism includes: the grinding device comprises a second fixing seat (5), a grinding repair seat (6) and an elastic reset piece (7);
the grinding repair seat (6) comprises a grinding platform and a sliding rod arranged on the end face of the grinding platform; the mounting table is provided with a through hole corresponding to the sliding rod; the second fixing seat (5) is arranged on the end surface of the mounting table, which is away from the rotating shaft (1);
the end part of the sliding rod correspondingly stretches into the through hole, and the grinding platform is arranged outside the mounting table so as to be abutted against the shaft core piece (3);
the elastic reset piece (7) is arranged in the through hole, the first end of the elastic reset piece (7) is connected with the end part of the sliding rod, and the second end of the elastic reset piece (7) is connected with the second fixing seat (5).
4. The rotating shaft core wear repair device according to claim 3, wherein at least two sliding rods are provided, a gap is provided between the sliding rods, and the through holes are provided corresponding to the number of the sliding rods.
5. The rotating shaft core wear repair device according to claim 1, characterized in that the shaft core (3) is arranged on the central axis of the rotating shaft (1), and the direction of the shaft core (3) coincides with the direction of the rotating shaft (1).
6. The device for repairing wear of a shaft core according to claim 4, wherein the peripheral surface of the sliding rod is attached to the inner wall of the corresponding through hole to avoid shaking.
7. The spindle core wear repair device according to claim 4, characterized in that the second fixing seat (5) is detachably connected to the end face of the mounting table facing away from the rotating shaft (1) by means of screws (8).
8. The spindle hub wear restoration device according to claim 1, wherein the drive mechanism is configured as a rotary motor.
9. The spindle core wear repair device according to claim 4, characterized in that the elastic restoring element (7) is provided as a spring.
10. A dicing saw comprising a frame and a carbon brush, characterized by comprising a spindle core wear repair device according to any one of the preceding claims 1-9, the rotating shaft (1) being mounted on the frame by means of a drive mechanism, the carbon brush being arranged to contact the spindle core (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320153262.6U CN219255014U (en) | 2023-01-30 | 2023-01-30 | Spindle core abrasion repairing device and scribing machine with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320153262.6U CN219255014U (en) | 2023-01-30 | 2023-01-30 | Spindle core abrasion repairing device and scribing machine with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219255014U true CN219255014U (en) | 2023-06-27 |
Family
ID=86853132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320153262.6U Active CN219255014U (en) | 2023-01-30 | 2023-01-30 | Spindle core abrasion repairing device and scribing machine with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219255014U (en) |
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2023
- 2023-01-30 CN CN202320153262.6U patent/CN219255014U/en active Active
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Address after: 456000 Zhengzhou City, Henan Province, west of the sixth industrial street of the airport, north of Huanghai Road Patentee after: Guangli Ruihong Electronic Technology Co.,Ltd. Address before: 456000 Zhengzhou City, Henan Province, west of the sixth industrial street of the airport, north of Huanghai Road Patentee before: ZHENGZHOU GUANGLI RUIHONG ELECTRONIC TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |