CN213917710U - Isobaric flexible grinding device for surface processing of hard ball core - Google Patents
Isobaric flexible grinding device for surface processing of hard ball core Download PDFInfo
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- CN213917710U CN213917710U CN202022363212.XU CN202022363212U CN213917710U CN 213917710 U CN213917710 U CN 213917710U CN 202022363212 U CN202022363212 U CN 202022363212U CN 213917710 U CN213917710 U CN 213917710U
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- grinding
- rotating shaft
- grinding disc
- ball core
- pressing plate
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Abstract
The utility model provides a hard ball core surface processing isobaric flexible grinding device, which comprises a grinding disc, wherein the lower end of the grinding disc is provided with a grinding head, and the upper end of the grinding disc is elastically connected with a rotating shaft and is driven by the rotating shaft; the rotating shaft is in threaded connection with a pressing plate, and a spring sleeved on the rotating shaft is connected between the pressing plate and the grinding disc. The grinding disc is elastically connected with the rotating shaft, so that constant pressing force of the grinding head to the ball core is provided through elasticity, and the grinding surface of the grinding head is flexibly contacted with the ball core, so that the rigid acting force of the grinding head to the ball core is reduced, and the grinding disc has the characteristics of small deformation and high precision, and the ball core is not easy to deform; the pressing plate is in threaded connection with the rotating shaft, the compression amount of the spring can be adjusted by rotating the pressing plate, and the spring is guaranteed to provide constant pressure.
Description
Technical Field
The utility model relates to a ball core grinder technical field specifically is a isobaric flexible grinder of stereoplasm ball core surface machining.
Background
Traditional stereoplasm ball core surface machining, mill, bistrique and ball core's position relatively fixed produce very big grinding force occasionally, can cause processing deformation, can cause mill deformation, frock deformation, pivot shake, product deformation scheduling problem, deformation and displacement requirement in the course of working are all very harsh simultaneously, in case adjustment error destroys the homogeneity of coating and the circularity of sphere very easily.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the technical problem that the traditional ball core grinding device generates great grinding force to cause the ball core to deform is solved.
The utility model provides a hard ball core surface processing isobaric flexible grinding device, which comprises a grinding disc, wherein the lower end of the grinding disc is provided with a grinding head, and the upper end of the grinding disc is elastically connected with a rotating shaft and is driven by the rotating shaft;
the rotating shaft is in threaded connection with a pressing plate, and a spring sleeved on the rotating shaft is connected between the pressing plate and the grinding disc.
The grinding disc is elastically connected with the rotating shaft, so that constant pressing force of the grinding head to the ball core is provided through elasticity, and the grinding surface of the grinding head is flexibly contacted with the ball core, so that the rigid acting force of the grinding head to the ball core is reduced, and the grinding disc has the characteristics of small deformation and high precision, and the ball core is not easy to deform; the pressing plate is in threaded connection with the rotating shaft, the compression amount of the spring can be adjusted by rotating the pressing plate, and the spring is guaranteed to provide constant pressure.
Furthermore, a connecting block is arranged between the grinding disc and the spring, a spherical concave arc surface is arranged at the lower end of the connecting block, and a spherical convex arc surface corresponding to the concave arc surface is arranged at the upper end of the grinding disc;
a square shaft is arranged at the lower end of the rotating shaft, a square hole which corresponds to the square shaft and is clamped with the square shaft is formed in the convex arc surface, and a space is formed between the square hole and the square shaft;
the grinding disc is loosely connected with the rotating shaft through a screw.
The screw has no fastening effect on the grinding disc and only hangs the grinding disc; the rotating shaft drives the grinding disc to rotate in a manner that the square shaft is clamped with the square hole; the square hole is arranged at a distance from the square shaft, and the angle between the grinding head and the horizontal plane can be adjusted under the action of the concave arc surface and the convex arc surface, so that the grinding precision of the ball core is improved.
Furthermore, the cross section of the square hole is wedge-shaped, and the flaring end of the square hole points to the connecting block. The design enlarges the adjusting angle between the grinding head and the horizontal plane, and the grinding head is more flexible.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a front view of the present invention with a partial cutaway;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
in the figure: 1. a grinding disc; 2. grinding heads; 3. a rotating shaft; 4. pressing a plate; 5. a spring; 6. connecting blocks; 7. a screw; 11. a convex arc surface; 12. a square hole; 31. a square shaft; 61. a concave arc surface.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1, the utility model relates to an isobaric flexible grinding device for hard ball core surface processing, which comprises a rotating shaft 3, wherein the upper end of the rotating shaft 3 is connected with a pressing plate 4 by screw thread, the rotating shaft 3 is sleeved with a spring 5 and a connecting block 6, the pressing plate 4 is connected with the connecting block 6 by the spring 5, the compression amount of the spring 5 can be adjusted by rotating the pressing plate 4, and the spring 5 is ensured to provide constant pressure; the lower end of the connecting block 6 is provided with a spherical concave cambered surface 61; the lower end of the rotating shaft 3 is provided with a square shaft 31, the square shaft 31 is loosely connected with the grinding disc 1 through a screw 7, and the screw 7 has no fastening effect on the grinding disc 1 and only hangs the grinding disc 1; the upper end of the grinding disc 1 is provided with a spherical convex arc surface 11 corresponding to the concave arc surface 11, the convex arc surface 11 is provided with a square hole 12 for clamping the square shaft 31, as shown in fig. 2, a space is arranged between the square hole 12 and the square shaft 31, the section of the square hole 12 is wedge-shaped, and the flaring end of the square hole points to the connecting block 6; the lower end of the grinding disc 1 is fixedly connected with a grinding head 2;
the rotary shaft 3 drives the grinding disc 1 to rotate in a manner that the square shaft 31 is clamped with the square hole 12; the arrangement of the spring 5 enables the grinding surface of the grinding head 2 to be in flexible contact with the ball core, the pressing plate 4 is in threaded connection with the rotating shaft 3, the compression amount of the spring 5 can be adjusted by rotating the pressing plate 4, constant pressure provided by the spring 5 is ensured, and the pressing force of the grinding head 2 to the ball core is constant, so that the rigid acting force of the grinding head 2 to the ball core is reduced, and the grinding head has the characteristics of small deformation and high precision, and the ball core is not easy to deform; and be equipped with the interval between square hole 12 and the square shaft 31 to under the effect of concave arc surface 61 and convex arc surface 11, make the angle of bistrique 2 and horizontal plane adjustable, thereby improved the grinding precision of ball core, the wedge design of square hole 12 has enlarged the angle of adjustment of bistrique 2 and horizontal plane, makes bistrique 2 more nimble.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (3)
1. The utility model provides an isobaric flexible grinding device of hard ball core surface machining which characterized in that: the grinding head device comprises a grinding disc (1), wherein a grinding head (2) is arranged at the lower end of the grinding disc (1), and a rotating shaft (3) is elastically connected to the upper end of the grinding disc (1) and driven by the rotating shaft (3);
the grinding disc is characterized in that a pressing plate (4) is connected to the rotating shaft (3) through threads, and a spring (5) which is sleeved on the rotating shaft (3) is connected between the pressing plate (4) and the grinding disc (1).
2. The apparatus for hard spherical core surface processing isostatic pressing flexible grinding according to claim 1, wherein: a connecting block (6) is further arranged between the grinding disc (1) and the spring (5), a spherical concave arc surface (61) is arranged at the lower end of the connecting block (6), and a spherical convex arc surface (11) corresponding to the concave arc surface (61) is arranged at the upper end of the grinding disc (1);
a square shaft (31) is arranged at the lower end of the rotating shaft (3), a square hole (12) corresponding to and clamped with the square shaft (31) is formed in the convex arc surface (11), and a space is formed between the square hole (12) and the square shaft (31);
the grinding disc (1) is loosely connected with the rotating shaft (3) through a screw (7).
3. The apparatus for hard spherical core surface processing isostatic pressing flexible grinding according to claim 2, wherein: the section of the square hole (12) is wedge-shaped, and the flaring end of the square hole points to the connecting block (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022363212.XU CN213917710U (en) | 2020-10-21 | 2020-10-21 | Isobaric flexible grinding device for surface processing of hard ball core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022363212.XU CN213917710U (en) | 2020-10-21 | 2020-10-21 | Isobaric flexible grinding device for surface processing of hard ball core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213917710U true CN213917710U (en) | 2021-08-10 |
Family
ID=77224305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022363212.XU Active CN213917710U (en) | 2020-10-21 | 2020-10-21 | Isobaric flexible grinding device for surface processing of hard ball core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213917710U (en) |
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2020
- 2020-10-21 CN CN202022363212.XU patent/CN213917710U/en active Active
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