CN210909335U - Tool for grinding point of spindle box of machine tool - Google Patents
Tool for grinding point of spindle box of machine tool Download PDFInfo
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- CN210909335U CN210909335U CN201921886291.3U CN201921886291U CN210909335U CN 210909335 U CN210909335 U CN 210909335U CN 201921886291 U CN201921886291 U CN 201921886291U CN 210909335 U CN210909335 U CN 210909335U
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- 238000010791 quenching Methods 0.000 claims description 4
- 230000000171 quenching effect Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
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Abstract
The utility model relates to a frock for lathe headstock grinding point, including rotation portion, benchmark portion and application of force portion. The rotating part is disc-shaped, and the annular lower end surface of the rotating part is used for grinding the spindle mounting plane. The reference part is cylindrical and is connected below the rotating part and used for extending into the spindle mounting hole to perform axial positioning. The normal of the lower end surface of the rotating part is parallel to the axis of the reference part, so that the perpendicularity of the lower end surface of the rotating part and the spindle hole is ensured. The rotating part has a certain thickness to prevent the rotating part from deforming, and the flatness of the rotating part is ensured. When the main shaft is assembled, the main shaft does not need to be hoisted for grinding, only the reference part of the tool needs to be inserted into the main shaft mounting hole, the force application part applies force to rotate the rotating part, and the annular lower end surface of the rotating part can grind the main shaft mounting plane. Therefore, the tool for the grinding point of the spindle box of the machine tool is simple in structure and convenient to grind, and the assembly precision of the spindle and the spindle box of the machine tool is guaranteed.
Description
Technical Field
The utility model relates to a lathe assembly technical field especially relates to a frock that is used for lathe headstock grinding point.
Background
In the process of assembling the main shaft of the machine tool, in order to meet the assembly precision requirement of the main shaft box and the main shaft, the main shaft is generally scraped and ground on the main shaft mounting plane of the main shaft box. Generally, a spindle mounting plane of a spindle box is directly ground by hoisting a spindle, so that the spindle mounting plane is conveniently scraped in the later period. But the scraping operation generally needs to be repeated for many times, and the multiple hoisting is inconvenient. The main shaft is a high-precision part and is tightly matched with the main shaft hole, the main shaft is long and heavy, and the main shaft is hoisted for many times to grind a main shaft mounting plane, so that the main shaft is easily damaged, and the assembly precision is influenced.
SUMMERY OF THE UTILITY MODEL
Therefore, the tool for the grinding point of the main shaft box of the machine tool is simple in structure, can grind the mounting plane of the main shaft without hoisting the main shaft, and further ensures the assembling precision.
A tool for grinding a spindle box of a machine tool is used for grinding a spindle mounting plane of the spindle box of the machine tool and comprises a rotating part, a reference part and a force application part;
the force application part is arranged on the rotating part and is used for driving the rotating part to rotate;
the rotating part is disc-shaped, and the annular lower end surface of the rotating part is used for grinding the spindle mounting plane;
the reference part is cylindrical and is connected below the rotating part and used for extending into the main shaft mounting hole to perform axial positioning;
the annular lower end surface of the rotating part is larger than a spindle mounting plane of a ground point, and the normal line of the annular lower end surface of the rotating part is parallel to the axis of the reference part;
the force application part comprises a mounting hole formed in the rotating part and a force application device connected with the mounting hole.
In one embodiment, the rotating part is disc-shaped and hollow inside.
In one embodiment, the reference portion is a cylinder with a hollow interior.
In one embodiment, the rotating part and the reference part are integrally formed, and the central axes of the rotating part and the reference part are coaxial.
In one embodiment, the number of the mounting holes is at least two.
In one embodiment, the thickness of the rotating portion is smaller than the thickness of the reference portion.
In one embodiment, the force application device comprises a cross rod for applying force, and a vertical rod fixedly connected with the cross rod, and the vertical rod is used for being connected with the mounting hole.
In one embodiment, the force applying means is a screw or a pin.
In one embodiment, the mounting hole is a blind hole.
In one embodiment, the rotating portion is a quenching rotating portion and the reference portion is a quenching reference portion.
The tool for the grinding point of the main spindle box of the machine tool comprises a rotating part, a reference part and a force application part. The rotating part is disc-shaped, and the annular lower end surface of the rotating part is used for grinding the spindle mounting plane. The reference part is cylindrical and is connected below the rotating part and used for extending into the spindle mounting hole to perform axial positioning. The normal of the lower end surface of the rotating part is parallel to the axis of the reference part, so that the perpendicularity of the lower end surface of the rotating part and the spindle hole is ensured. The rotating part has a certain thickness to prevent the rotating part from deforming, and the flatness of the rotating part is ensured.
When the main shaft is assembled, the main shaft does not need to be hoisted for grinding, only the reference part of the tool needs to be inserted into the main shaft mounting hole, the force application part applies force to rotate the rotating part, and the annular lower end surface of the rotating part can grind the main shaft mounting plane. Therefore, the tool for the grinding point of the spindle box of the machine tool is simple in structure and convenient to grind, and the assembly precision of the spindle and the spindle box of the machine tool is guaranteed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious for those skilled in the art that other embodiments can be obtained according to the structures shown in the drawings without any inventive work.
FIG. 1 is a schematic structural diagram of a tool for grinding points of a spindle box of a machine tool in one embodiment;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic view of the polishing process of FIG. 1;
fig. 4 is a schematic structural diagram of a tool for a grinding point of a spindle box of a machine tool in another embodiment.
The figure includes: rotating part 10, reference part 20, mounting hole 30.
Detailed Description
It should be noted that all the directional indications (such as up, down, left, right, front, and rear … …) in the present embodiment are only used to explain the relative positional relationship between the components, the motion state, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a tool for grinding a spindle box of a machine tool according to an embodiment.
In this embodiment, this frock for lathe headstock grinding point is used for the main shaft mounting plane of grinding lathe headstock, and this frock includes: a rotating part 10, a reference part 20 and an urging part.
The force application part is arranged on the rotating part 10 and is used for driving the rotating part to rotate.
The rotating part 10 is in a disc shape, and the annular lower end surface of the rotating part is used for grinding the spindle mounting plane; the rotating part 10 has a certain thickness to prevent the rotating part from being deformed, ensuring the flatness of the rotating part 10.
The reference portion 20 is cylindrical and connected below the rotating portion 10 to extend into the spindle mounting hole for axial positioning.
The annular lower end surface of the rotating part 10 is larger than the spindle mounting plane of the point to be ground, and the normal line of the annular lower end surface of the rotating part 10 is parallel to the axis of the reference part 20.
The force application part comprises a mounting hole 30 formed on the rotating part 10 and a force application device connected with the mounting hole 30.
The tool for grinding the spindle box of the machine tool comprises a rotating part 10, a reference part 20 and a force application part. The rotating part is disc-shaped, and the annular lower end surface of the rotating part is used for grinding the spindle mounting plane. The reference portion 20 is cylindrical and connected below the rotating portion 10 to extend into the spindle mounting hole for axial positioning. The normal line of the lower end surface of the rotating part 10 is parallel to the axis of the reference part 20, and the perpendicularity of the lower end surface of the rotating part 10 and the spindle hole is ensured. The rotating part 10 has a certain thickness to prevent the rotating part from being deformed, ensuring the flatness of the rotating part 10.
When the spindle is assembled, the spindle does not need to be hoisted for grinding, only the reference part of the tool needs to be inserted into the spindle mounting hole, and the force application part applies force to rotate the rotating part 10, so that the annular lower end surface of the rotating part 10 can grind the spindle mounting plane. Therefore, the tool for the grinding point of the spindle box of the machine tool is simple in structure and convenient to grind, and the assembly precision of the spindle and the spindle box of the machine tool is guaranteed.
Referring to fig. 1 to 4, in one embodiment, the rotating portion 10 is shaped like a disk and has a hollow interior.
In one embodiment, the reference portion 20 is a cylinder with a hollow interior.
In one embodiment, the axis of the force application portion is perpendicular to the central axis.
In one embodiment, the axis of the force application portion is parallel to the central axis.
In one embodiment, the rotating part 10 and the reference part 20 are integrally formed, and the central axes of the rotating part 10 and the reference part 20 are coaxial.
In one embodiment, the number of mounting holes 30 is at least two
In one embodiment, the thickness of the rotating portion 10 is less than the thickness of the reference portion 20.
In one embodiment, the force applying means comprises a cross bar (not shown) for applying a force, and a vertical bar (not shown) fixedly connected to the cross bar, the vertical bar being adapted to be connected to the mounting hole 30.
In one embodiment, the force applying means is a screw or a pin.
In one embodiment, the mounting holes 30 are blind holes.
In one embodiment, the rotating portion 10 is a quenched rotating portion 10 and the reference portion 20 is a quenched reference portion 20. After the rotating part 10 and the reference part 20 are integrally quenched, the surface wear resistance and corrosion resistance can be ensured.
The above embodiment is only an embodiment of the present invention, and the protection scope of the present invention cannot be defined thereby, and any insubstantial changes and replacements made by those skilled in the art on the basis of the present invention all belong to the protection scope of the present invention.
Claims (10)
1. A tool for grinding a spindle box of a machine tool is used for grinding a spindle mounting plane of the spindle box of the machine tool and is characterized by comprising a rotating part (10), a reference part (20) and a force application part;
the force application part is arranged on the rotating part (10) and is used for driving the rotating part (10) to rotate;
the rotating part (10) is disc-shaped, and the annular lower end surface of the rotating part is used for grinding the spindle mounting plane;
the reference part (20) is cylindrical and is connected below the rotating part (10) and used for extending into the spindle mounting hole to perform axial positioning;
the annular lower end surface of the rotating part (10) is larger than a spindle mounting plane of a ground point, and the normal line of the annular lower end surface of the rotating part (10) is parallel to the axis of the reference part (20);
the force application part comprises a mounting hole (30) formed in the rotating part (10) and a force application device connected with the mounting hole (30).
2. Tool for the grinding point of the headstock of a machine tool according to claim 1, characterized in that the rotating part (10) is disc-shaped and hollow inside.
3. Tool for the grinding point of the main spindle box of a machine tool according to claim 1, characterized in that said reference portion (20) is a cylinder with a hollow inside.
4. The tooling for grinding points of main spindle boxes of machine tools according to claim 1, characterized in that the rotating part (10) and the reference part (20) are integrally formed, and the central axes of the rotating part (10) and the reference part (20) are coaxial.
5. Tool for the grinding point of the headstock of a machine tool according to claim 1, characterized in that the number of mounting holes (30) is at least two.
6. Tool for the grinding point of the main spindle box of a machine tool according to claim 1, characterized in that the thickness of said rotating portion (10) is less than the thickness of said reference portion (20).
7. Tool for the grinding of the headstock of a machine tool according to claim 1, wherein the force means comprises a cross bar for applying the force, a vertical bar fixedly connected to the cross bar for connection to the mounting hole (30).
8. The tooling for grinding point of main spindle box of machine tool according to claim 1 characterized in that said forcing means is screw or pin.
9. Tool for the grinding point of the main spindle box of a machine tool according to claim 1, characterized in that said mounting hole (30) is a blind hole.
10. The tooling for grinding points of a main spindle box of a machine tool according to claim 1, characterized in that the rotating part (10) is a quenching rotating part (10) and the reference part (20) is a quenching reference part (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921886291.3U CN210909335U (en) | 2019-11-05 | 2019-11-05 | Tool for grinding point of spindle box of machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921886291.3U CN210909335U (en) | 2019-11-05 | 2019-11-05 | Tool for grinding point of spindle box of machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210909335U true CN210909335U (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921886291.3U Active CN210909335U (en) | 2019-11-05 | 2019-11-05 | Tool for grinding point of spindle box of machine tool |
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| Country | Link |
|---|---|
| CN (1) | CN210909335U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118893501A (en) * | 2024-09-30 | 2024-11-05 | 江西佳时特数控股份有限公司 | Auxiliary assembly jig for granite beams and columns and use method thereof |
-
2019
- 2019-11-05 CN CN201921886291.3U patent/CN210909335U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118893501A (en) * | 2024-09-30 | 2024-11-05 | 江西佳时特数控股份有限公司 | Auxiliary assembly jig for granite beams and columns and use method thereof |
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