CN211103406U - Grinding head for grinding machine - Google Patents
Grinding head for grinding machine Download PDFInfo
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- CN211103406U CN211103406U CN201921618995.2U CN201921618995U CN211103406U CN 211103406 U CN211103406 U CN 211103406U CN 201921618995 U CN201921618995 U CN 201921618995U CN 211103406 U CN211103406 U CN 211103406U
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- rotating shaft
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Abstract
The utility model belongs to the technical field of grinding machines, and provides a grinding head for a grinding machine, which comprises a cylinder, wherein the side wall of the cylinder is provided with a water through hole; the rotating shaft is rotatably arranged in the cylinder and is provided with a water chute; two sealing devices are arranged at two ends of the cylinder respectively and used for sealing two ends of the cylinder with the rotating shaft; the mounting plate is fixedly arranged on the rotating shaft, and a water outlet hole corresponding to the water chute is formed in the mounting plate; the polishing pad is arranged on the mounting plate. Through above-mentioned technical scheme, the problem that grinding head heat dissipation is difficult among the prior art, easily burns after long-term the use, carbonization has been solved.
Description
Technical Field
The utility model belongs to the technical field of grind the machine, a grinding head for grinding machine is related to.
Background
The grinding machine is a grinding machine that grinds the surface of a workpiece with a grinder coated with or embedded with an abrasive. The grinding machine is mainly used for grinding high-precision planes, inner and outer cylindrical surfaces, conical surfaces, spherical surfaces, threaded surfaces and other molded surfaces in workpieces. The grinding head is driven by the motor to rotate at a high speed, and the surface of the workpiece is rubbed by the combined action of the grinding head and the polishing agent, so that the aims of removing paint surface pollution, an oxide layer and shallow marks can be fulfilled. Because grinding head and workpiece surface continue to rub in the course of lapping, can produce a large amount of heats, need continuously to supply water for grinding head and workpiece surface and cool down, among the prior art, the grinding head is fixed connection usually on grinding the machine, and this kind of connected mode also makes the water-passing to the grinding head inconvenient inadequately, leads to the grinding head to make product burn, carbonization because of calorific capacity is too big after grinding the product for a long time easily, consequently needs a new technique to solve the problem that exists among the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model provides a grinding head for grinding machine has solved prior art well grinding head heat dissipation difficulty, the problem of easy burn, carbonization after long-term the use.
The technical scheme of the utility model is realized like this:
a grinding head for a grinding machine, comprising:
the side wall of the cylinder is provided with a water through hole;
the rotating shaft is rotatably arranged in the cylinder and is provided with a water guide groove;
the two sealing devices are respectively arranged at the two ends of the cylinder and used for sealing the two ends of the cylinder with the rotating shaft;
the mounting plate is fixedly arranged on the rotating shaft, and a water outlet hole corresponding to the water chute is formed in the mounting plate;
a polishing pad disposed on the mounting plate.
As a further technical solution, the method further comprises:
the inner part of the first bearing is fixed on the rotating shaft, and the outer ring of the first bearing is fixed on the inner wall of the cylinder;
and the inner part of the second bearing is fixed on the rotating shaft, and the outer ring of the second bearing is fixed on the inner wall of the cylinder.
As a further technical solution, it is proposed that,
the rotating shaft is also provided with a shaft shoulder;
a first convex edge is arranged on the inner side of the cylinder along the circumferential direction, and the first convex edge is close to the bottom end of the cylinder;
the first bearing is positioned with the first ledge by the shoulder.
As a further technical solution, it is proposed that,
the outer side of the rotating shaft close to the top end is also provided with a thread;
the grinding head further comprises a nut, and the nut is screwed on the thread;
a second convex edge is arranged on the inner side of the cylinder along the circumferential direction, and the second convex edge is close to the top end of the cylinder;
the second bearing is positioned by the nut and the second convex edge.
As a further technical solution, it is proposed that,
the sealing device is as follows: the sealing ring comprises an inner ring and an outer ring, the inner ring is rotatably arranged on the rotating shaft, the outer ring is fixedly arranged on the inner wall of the cylinder, and the outer ring is fixed on the inner ring;
outer rings of the two sealing rings are respectively clamped between the first bearing outer ring and the first convex edge, and between the second bearing outer ring and the second convex edge;
the thickness of the outer ring is greater than the thickness of the inner ring.
As a further technical scheme, the water guide grooves are of spiral structures, the number of the water guide grooves is multiple, and the number of the water outlet holes is multiple.
As a further technical scheme, the grinding pad is of an annular structure, the mounting plate is provided with an annular mounting groove, and the grinding pad is mounted in the annular mounting groove.
The utility model discloses a theory of operation and beneficial effect do:
1. the utility model discloses in, the drum lateral wall is equipped with the limbers, the axis of rotation rotates and sets up in the drum, the both ends of drum set up sealing device and seal, be provided with the guiding gutter in the axis of rotation, the mounting panel sets up in the axis of rotation and sets up the apopore that corresponds with the guiding gutter, the grinding pad sets up on the mounting panel, in operation, be connected axis of rotation and grinding machine, make the grinding pad and the work piece contact of treating the grinding, the limbers is connected with water supply installation, starting drive the rotation axis and rotate under the drive of grinding machine, drive the high-speed rotation of grinding pad, grind the work piece, to drum water-through, water can follow guiding gutter flow direction delivery port, flow out in the delivery port, make and can last water-through between grinding pad and the work piece, can avoid long-term grinding.
2. The utility model discloses in, relative rotation between axis of rotation and the drum is realized through first bearing and second bearing, can reduce the rotation resistance, avoids the wearing and tearing of axis of rotation and drum.
3. The utility model discloses in, be provided with the shaft shoulder in the axis of rotation, be provided with first protruding edge in the drum inboard, first bearing is fixed a position through shaft shoulder and first protruding edge, can avoid the bearing to deviate from.
4. The utility model discloses in, be equipped with the nut in the axis of rotation, the drum inner wall is equipped with the protruding edge of second, and the second bearing fixes a position through the protruding edge of second and the nut of screwing in the axis of rotation, can avoid the bearing to deviate from, makes whole device stable in structure simultaneously.
5. The utility model discloses in, sealing device is the sealing ring, sets up between the protruding edge of bearing and drum inner wall, can strengthen the leakproofness of device, prevents that liquid from splashing, and the outer loop thickness of sealing washer is greater than the inner ring, can avoid the outer loop of sealing washer and the inner circle contact of bearing, influences the rotation of centre wheel.
6. The utility model discloses in, because the during operation axis of rotation is rotating at a high speed, spiral helicine guiding gutter rotates thereupon, and the inside water supply of case drum can move down under the effect of the guiding gutter of continuous rotation in the water entering guiding gutter, gets into the apopore, can be more convenient derive water from the apopore, and guiding gutter and delivery port all are equipped with a plurality of, can more effectually lead to water.
7. The utility model discloses in, the grinding pad is the loop configuration, is provided with the annular mounting groove on the mounting panel, and the grinding pad is installed in the annular mounting groove to a little higher than the mounting panel, mounting panel and work piece friction when avoiding grinding.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a sectional view of the present invention;
FIG. 3 is a schematic view of a cylindrical structure;
FIG. 4 is a schematic view of the structure of the rotating shaft and the mounting plate;
FIG. 5 is a top view of the mounting plate.
In the figure: 1-cylinder, 11-limber hole, 12-first convex edge, 13-second convex edge, 2-rotating shaft, 21-guiding chute, 22-shaft shoulder, 23-screw thread, 3-sealing device, 31-sealing ring, 311-inner ring, 312-outer ring, 4-mounting plate, 41-water outlet hole, 42-annular mounting groove, 5-grinding pad, 6-first bearing, 7-second bearing and 8-nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in the figures 1-5 of the drawings,
a grinding head for a grinding machine, comprising:
the side wall of the cylinder 1 is provided with a limber hole 11;
the rotating shaft 2 is rotatably arranged in the cylinder 1, and a water chute 21 is arranged on the rotating shaft 2;
two sealing devices 3 are arranged at two ends of the cylinder 1 respectively and used for sealing two ends of the cylinder 1 with the rotating shaft 2;
the mounting plate 4 is fixedly arranged on the rotating shaft 2, and a water outlet hole 41 corresponding to the water chute 21 is formed in the mounting plate 4;
and a polishing pad 5, wherein the polishing pad 5 is arranged on the mounting plate 4.
In this embodiment, a water hole 11 is formed in a side wall of the cylinder 1, the rotating shaft 2 is rotatably disposed in the cylinder 1, sealing devices 3 are disposed at two ends of the cylinder 1 for sealing, a water chute 21 is disposed on the rotating shaft 2, the mounting plate 4 is disposed on the rotating shaft 2 and provided with a water outlet 41 corresponding to the water chute 21, the polishing pad 5 is disposed on the mounting plate 4, in operation, the rotating shaft 2 is connected to a polishing machine, so that the polishing pad 5 contacts with a workpiece to be polished, the water hole 11 is connected to a water supply device, a starting device, the rotating shaft 2 is driven by the polishing machine to rotate, so as to drive the polishing pad 5 to rotate at a high speed, the workpiece is polished, water flows into the cylinder 1, the water flows to a water outlet along the water chute 21, and flows out of the water outlet, so that water can continuously flow between the polishing pad 5 and the workpiece.
Further, still include:
the inner part of the first bearing 6 is fixed on the rotating shaft 2, and the outer ring of the first bearing 6 is fixed on the inner wall of the cylinder 1;
and a second bearing 7, wherein the inner part of the second bearing 7 is fixed on the rotating shaft 2, and the outer ring of the second bearing 7 is fixed on the inner wall of the cylinder 1.
In this embodiment, the relative rotation between the rotating shaft 2 and the cylinder 1 is realized by the first bearing 6 and the second bearing 7, which can reduce the rotation resistance and avoid the abrasion of the rotating shaft 2 and the cylinder 1.
Further, in the present invention,
the rotating shaft 2 is also provided with a shaft shoulder 22;
a first convex edge 12 is arranged on the inner side of the cylinder 1 along the circumferential direction, and the first convex edge 12 is close to the bottom end of the cylinder 1;
the first bearing 6 is positioned with the first ledge 12 by a shoulder 22.
In this embodiment, the rotating shaft 2 is provided with a shoulder 22, the inner side of the cylinder 1 is provided with a first protruding edge 12, and the first bearing 6 is positioned by the shoulder 22 and the first protruding edge 12, so that the bearing can be prevented from coming off.
Further, in the present invention,
the outer side of the rotating shaft 2 close to the top end is also provided with a thread 23;
the grinding head also comprises a nut 8, and the nut 8 is screwed on the thread 23;
a second convex edge 13 is arranged on the inner side of the cylinder 1 along the circumferential direction, and the second convex edge 13 is close to the top end of the cylinder 1;
the second bearing 7 is positioned by the nut 8 and the second ledge 13.
In this embodiment, be equipped with nut 8 on the axis of rotation 2, drum 1 inner wall is equipped with the protruding edge 13 of second, and second bearing 7 fixes a position through the protruding edge 13 of second and the nut 8 of screwing on axis of rotation 2, can avoid the bearing to deviate from, makes whole device stable in structure simultaneously.
Further, the sealing device 3 is: the sealing ring 31 comprises an inner ring 311 and an outer ring 312, the inner ring 311 is rotatably arranged on the rotating shaft 2, the outer ring 312 is fixedly arranged on the inner wall of the cylinder 1, and the outer ring 312 is fixed on the inner ring 311;
the outer rings 312 of the two sealing rings 31 are respectively clamped between the outer ring of the first bearing 6 and the first convex edge 12, and between the outer ring of the second bearing 7 and the second convex edge 13;
the thickness of the outer ring 312 is greater than the thickness of the inner ring 311.
In this embodiment, the sealing device 3 is a sealing ring, and is disposed between the bearing and the convex edge of the inner wall of the cylinder 1, so that the sealing performance of the device can be enhanced, and the liquid can be prevented from splashing, and the thickness of the outer ring 312 of the sealing ring 31 is greater than that of the inner ring 311, so that the outer ring 312 of the sealing ring 31 can be prevented from contacting with the inner ring of the bearing, and the rotation of the center wheel can be prevented from being.
Further, the water chute 21 is of a spiral structure, the number of the water chutes 21 is several, and the number of the water outlet holes 41 is several.
In this embodiment, because the rotation axis 2 rotates at a high speed during operation, the spiral water chute 21 rotates along with the rotation axis, water is supplied to the inside of the tank cylinder 1, the water enters the water chute 21 and moves downwards under the action of the water chute 21 which rotates continuously, enters the water outlet hole 41, the water can be guided out from the water outlet hole 41 more conveniently, and the water chute 21 and the water outlet are both provided with a plurality of water outlets, so that the water can be guided more effectively.
Further, the polishing pad 5 is of an annular structure, the mounting plate 4 is provided with an annular mounting groove 42, and the polishing pad 5 is mounted in the annular mounting groove 42.
In this embodiment, the polishing pad 5 is of an annular structure, and the mounting plate 4 is provided with an annular mounting groove 42, and the polishing pad 5 is mounted in the annular mounting groove 42 and slightly higher than the mounting plate 4, so that the mounting plate 4 and the workpiece are prevented from rubbing against each other during polishing.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A grinding head for a grinding machine, comprising:
the water-saving device comprises a cylinder (1), wherein a water through hole (11) is formed in the side wall of the cylinder (1);
the rotating shaft (2) is rotatably arranged in the cylinder (1), and a water guide groove (21) is formed in the rotating shaft (2);
the two sealing devices (3) are respectively arranged at two ends of the cylinder (1) and used for sealing two ends of the cylinder (1) with the rotating shaft (2);
the mounting plate (4) is fixedly arranged on the rotating shaft (2), and a water outlet hole (41) corresponding to the water chute (21) is formed in the mounting plate (4);
a polishing pad (5), the polishing pad (5) being disposed on the mounting plate (4).
2. The abrading head for an abrading machine according to claim 1, further comprising:
the inner part of the first bearing (6) is fixed on the rotating shaft (2), and the outer ring of the first bearing (6) is fixed on the inner wall of the cylinder (1);
the inner part of the second bearing (7) is fixed on the rotating shaft (2), and the outer ring of the second bearing (7) is fixed on the inner wall of the cylinder (1).
3. A grinding head for a grinding mill according to claim 2,
a shaft shoulder (22) is also arranged on the rotating shaft (2);
a first convex edge (12) is arranged on the inner side of the cylinder (1) along the circumferential direction, and the first convex edge (12) is close to the bottom end of the cylinder (1);
the first bearing (6) is positioned with the first ledge (12) by the shoulder (22).
4. A grinding head for a grinding mill according to claim 3,
the outer side of the rotating shaft (2) close to the top end is also provided with a thread (23);
the grinding head further comprises a nut (8), and the nut (8) is screwed on the thread (23);
a second convex edge (13) is arranged on the inner side of the cylinder (1) along the circumferential direction, and the second convex edge (13) is close to the top end of the cylinder (1);
the second bearing (7) is positioned by the nut (8) and the second convex edge (13).
5. A grinding head for a grinding mill according to claim 4, characterized in that said sealing means (3) are:
the sealing ring (31) comprises an inner ring (311) and an outer ring (312), the inner ring (311) is rotatably arranged on the rotating shaft (2), the outer ring (312) is fixedly arranged on the inner wall of the cylinder (1), and the outer ring (312) is fixed on the inner ring (311);
outer rings (312) of the two sealing rings (31) are respectively clamped between the outer ring of the first bearing (6) and the first convex edge (12), and between the outer ring of the second bearing (7) and the second convex edge (13);
the thickness of the outer ring (312) is greater than the thickness of the inner ring (311).
6. A grinding head for a grinding mill according to claim 1, wherein said water chute (21) is of a spiral structure, said water chute (21) is provided in plurality, and said water outlet hole (41) is provided in plurality.
7. A grinding head for a grinding machine according to claim 1, characterized in that the grinding pad (5) is of annular configuration, the mounting plate (4) being provided with an annular mounting groove (42), the grinding pad (5) being mounted in the annular mounting groove (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921618995.2U CN211103406U (en) | 2019-09-26 | 2019-09-26 | Grinding head for grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921618995.2U CN211103406U (en) | 2019-09-26 | 2019-09-26 | Grinding head for grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211103406U true CN211103406U (en) | 2020-07-28 |
Family
ID=71695230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921618995.2U Active CN211103406U (en) | 2019-09-26 | 2019-09-26 | Grinding head for grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211103406U (en) |
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2019
- 2019-09-26 CN CN201921618995.2U patent/CN211103406U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 8 / F, 53 fofu Road, foziao village, Dalang Town, Dongguan City, Guangdong Province 523000 Patentee after: Dongguan Zhongwei Lihe Semiconductor Technology Co.,Ltd. Address before: 8 / F, 53 fofu Road, foziao village, Dalang Town, Dongguan City, Guangdong Province 523000 Patentee before: DONGGUAN CITY ZONEWE NANO TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |