CN219901776U - Bendable grinding wheel - Google Patents
Bendable grinding wheel Download PDFInfo
- Publication number
- CN219901776U CN219901776U CN202321178331.5U CN202321178331U CN219901776U CN 219901776 U CN219901776 U CN 219901776U CN 202321178331 U CN202321178331 U CN 202321178331U CN 219901776 U CN219901776 U CN 219901776U
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- Prior art keywords
- grinding wheel
- grinding
- wheel disc
- mounting
- disc
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- 238000005498 polishing Methods 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 abstract description 9
- 230000006355 external stress Effects 0.000 abstract description 3
- 239000007767 bonding agent Substances 0.000 description 5
- 239000004576 sand Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052755 nonmetal Inorganic materials 0.000 description 2
- 239000003570 air Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Landscapes
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The utility model relates to the technical field of polishing accessories, in particular to a bendable grinding wheel. The technical scheme includes that the grinding wheel disc is in a disc shape, and a plurality of mounting grooves are formed in the front surface and the back surface of the grinding wheel disc along the circle center direction of the grinding wheel disc; the grinding units are uniformly arranged on the mounting groove and form an annular grinding wheel structure outside the grinding wheel disc; the polishing unit can do linear motion towards the circle center direction of the grinding wheel disc. According to the utility model, due to the arrangement of the elastic expansion bracket, the external stress of the grinding wheel grinding tool is uneven, and the grinding wheel grinding tool can be inwards extruded when being stressed, so that the mounting frame compresses the return spring, the corresponding grinding wheel grinding tool is contacted and matched, and then the metal parts adapting to different shapes are realized.
Description
Technical Field
The utility model relates to the technical field of polishing accessories, in particular to a bendable grinding wheel.
Background
The grinding wheel is also called a bonded grinding tool, which is formed by bonding common grinding materials into a certain shape (most of the grinding wheels are round, the center is provided with a through hole), and the bonded grinding tool with certain strength generally comprises grinding materials, bonding agents and air holes, the three parts are commonly called three elements of the bonded grinding tool, namely a ceramic (bonding agent) grinding wheel, a resin (bonding agent) grinding wheel and a rubber (bonding agent) grinding wheel according to different classifications of the bonding agents, the grinding wheel is one of the grinding tools with the largest using amount and the widest using surface, and can rotate at a high speed during use, and can perform rough grinding, semi-finish grinding, grooving, cutting and the like on the outer circle, the inner circle, the plane, various molded surfaces and the like of metal or nonmetal workpieces, and the grinding wheel is required to polish the metal or nonmetal workpieces in the metal processing process.
The existing grinding wheel is generally in a round integrated structure during manufacturing, cannot be bent, and cannot be applied to metal parts with irregular shapes.
Disclosure of Invention
In view of the problems in the background art, the present utility model is a bendable grinding wheel according to the formation of a workpiece.
The technical scheme of the utility model is as follows: a bendable grinding wheel comprising:
the grinding wheel disc is in a disc shape, and a plurality of mounting grooves are formed in the front surface and the back surface of the grinding wheel disc along the circle center direction of the grinding wheel disc;
the grinding units are uniformly arranged on the mounting groove and form an annular grinding wheel structure outside the grinding wheel disc;
the polishing unit can do linear motion towards the circle center direction of the grinding wheel disc.
Preferably, each polishing unit comprises two groups of elastic telescopic frames installed at the positions of the front and back installation grooves of the polishing disc, and a polishing wheel grinding tool is installed between the two groups of elastic telescopic frames.
Preferably, the elastic expansion bracket comprises a fixed sleeve arranged towards the center of the sand wheel disc, and a mounting frame capable of linearly moving along the length direction of the fixed sleeve is arranged in the fixed sleeve;
and a reset spring which enables the mounting frame to automatically reset after extending into the fixed sleeve is arranged in the fixed sleeve.
Preferably, the mounting groove is internally provided with a mounting hole, one side of the return spring is fixedly provided with a connecting seat, and the connecting seat is fixed in the mounting groove through a pin.
Preferably, the surface of the grinding wheel disc outside the mounting groove is provided with limiting protrusions, and the bottom of the fixing sleeve is provided with grooves corresponding to the limiting protrusions.
Preferably, the grinding wheel grinder is cylindrical, and is installed between the installation frames through the rotating shaft.
Compared with the prior art, the utility model has the following beneficial technical effects:
according to the utility model, due to the arrangement of the elastic expansion bracket, the external stress of the grinding wheel grinding tool is uneven, and the grinding wheel grinding tool can be inwards extruded when being stressed, so that the mounting frame compresses the return spring, the corresponding grinding wheel grinding tool is contacted and matched, and then the metal parts adapting to different shapes are realized.
Drawings
FIG. 1 shows a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic diagram of the structure of the abrasive disk of the present utility model;
FIG. 3 is a schematic view of a polishing unit according to the present utility model;
FIG. 4 is a cross-sectional view of the elastic expansion bracket of the present utility model;
reference numerals: 10 a sand wheel disc; 11 mounting grooves; 12 mounting holes; 13 limiting bulges; 20 polishing units; 21 grinding wheel grinding tool; 22 mounting frames; 23 fixing the sleeve; 24 connecting seats; a return spring 25.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Examples
As shown in fig. 1 and 2, the bendable grinding wheel provided by the present utility model includes:
the grinding wheel disc 10 is in a disc shape, and a plurality of mounting grooves 11 are formed in the front surface and the back surface of the grinding wheel disc 10 along the circle center direction of the grinding wheel disc;
the mounting grooves 11 are uniformly distributed and the front and back mounting grooves 11 are in one-to-one correspondence;
the grinding units 20, the grinding units 20 are provided in plurality, the grinding units 20 are uniformly arranged on the mounting groove 11, and an annular grinding wheel structure is formed outside the grinding wheel disc 10;
the whole grinding wheel structure is disc-shaped, the grinding wheel disc 10 can be connected with an external driving shaft through a flange, and a metal piece can be polished when the external driving device drives the grinding wheel structure to rotate.
The grinding unit 20 can make a linear motion toward the center of the grinding wheel 10.
As shown in fig. 3, specifically, each polishing unit 20 includes two sets of elastic telescopic frames installed at the front and back mounting grooves 11 of the polishing disc 10, and a polishing wheel grinder 21 is installed between the two sets of elastic telescopic frames;
in this embodiment, the grinding wheel grinder 21 is cylindrical, and is mounted between the mounting frames 22 through a rotation shaft. For better making the grinding wheel grinding tool 21 more even when polishing, through making the grinding wheel grinding tool 21 rotate, the grinding wheel grinding tool 21 can rotate with the metalwork when polishing to make the loss of grinding wheel grinding tool 21 more even.
The elastic expansion bracket comprises a fixed sleeve 23 which is arranged towards the circle center of the sand wheel disc 10, and a mounting frame 22 which can linearly move along the length direction of the fixed sleeve 23 is arranged in the fixed sleeve 23;
as shown in fig. 4, a return spring 25 is provided in the fixing sleeve 23 to automatically return the mounting frame 22 after extending into the fixing sleeve 23.
When encountering irregular metal pieces, the grinding wheel grinding tool 21 can be inwards extruded when being stressed due to uneven external stress of the grinding wheel grinding tool 21, so that the mounting frame 22 compresses the return spring 25, the corresponding grinding wheel grinding tool 21 is contacted and matched, and then the metal pieces with different shapes are matched.
The mounting groove 11 is internally provided with a mounting hole 12, one side of the return spring 25 is fixedly provided with a connecting seat 24, and the connecting seat 24 is fixed in the mounting groove 11 through a pin.
The surface of the grinding wheel disc 10 outside the mounting groove 11 is provided with a limiting protrusion 13, and the bottom of the fixed sleeve 23 is provided with a groove corresponding to the limiting protrusion 13.
The elastic telescopic frame is fixed in the corresponding mounting groove 11 through the pin, and when the grinding wheel and the grinding tool 21 are worn to a certain extent, the grinding unit 20 can be disassembled and replaced after the connecting seat 24 is disassembled, so that the service life is prolonged.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically coupled, directly coupled, or indirectly coupled via an intermediate medium. The specific meaning of the above terms in the present utility model is understood by those of ordinary skill in the art according to the specific circumstances.
The above-described embodiments are merely one or several preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.
Claims (6)
1. A bendable grinding wheel, comprising:
the grinding wheel disc (10), the grinding wheel disc (10) is in a disc shape, and a plurality of mounting grooves (11) are formed in the front surface and the back surface of the grinding wheel disc along the circle center direction of the grinding wheel disc;
the grinding units (20) are arranged, the grinding units (20) are uniformly arranged on the mounting grooves (11), and an annular grinding wheel structure is formed outside the grinding wheel disc (10);
the polishing unit (20) can do linear motion towards the center direction of the grinding wheel disc (10).
2. A bendable grinding wheel according to claim 1, characterized in that each grinding unit (20) comprises two sets of elastic telescopic frames arranged at the positions of the front and back mounting grooves (11) of the grinding wheel disc (10), and a grinding wheel grinding tool (21) is arranged between the two sets of elastic telescopic frames.
3. A bendable grinding wheel according to claim 2, characterized in that the elastic telescopic frame comprises a fixed sleeve (23) arranged towards the center of the grinding wheel disc (10), and a mounting frame (22) capable of moving linearly along the length direction of the fixed sleeve (23) is arranged in the fixed sleeve;
a reset spring (25) which enables the mounting frame (22) to extend into the fixing sleeve (23) and then automatically reset is arranged in the fixing sleeve (23).
4. A bendable grinding wheel according to claim 3, wherein the mounting groove (11) is provided with a mounting hole (12), one side of the return spring (25) is fixedly provided with a connecting seat (24), and the connecting seat (24) is fixed in the mounting groove (11) through a pin.
5. The bendable grinding wheel according to claim 4, wherein limiting protrusions (13) are arranged on the surface of the grinding wheel disc (10) outside the mounting groove (11), and grooves corresponding to the limiting protrusions (13) are formed in the bottom of the fixing sleeve (23).
6. A bendable grinding wheel according to claim 3, characterized in that the grinding wheel grinder (21) is cylindrical and is mounted between mounting frames (22) by means of a rotation shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321178331.5U CN219901776U (en) | 2023-05-16 | 2023-05-16 | Bendable grinding wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321178331.5U CN219901776U (en) | 2023-05-16 | 2023-05-16 | Bendable grinding wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219901776U true CN219901776U (en) | 2023-10-27 |
Family
ID=88428342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321178331.5U Active CN219901776U (en) | 2023-05-16 | 2023-05-16 | Bendable grinding wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219901776U (en) |
-
2023
- 2023-05-16 CN CN202321178331.5U patent/CN219901776U/en active Active
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