CN107263325B - Protective shell for motor grinding wheel - Google Patents
Protective shell for motor grinding wheel Download PDFInfo
- Publication number
- CN107263325B CN107263325B CN201710610212.5A CN201710610212A CN107263325B CN 107263325 B CN107263325 B CN 107263325B CN 201710610212 A CN201710610212 A CN 201710610212A CN 107263325 B CN107263325 B CN 107263325B
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- CN
- China
- Prior art keywords
- channel
- shell
- positioning
- notch
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 40
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 229910001651 emery Inorganic materials 0.000 description 12
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/04—Protective covers for the grinding wheel
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The invention discloses a protective housing for a motor grinding wheel, which comprises: the first half shell comprises a first semicircular cavity and a first channel, and one end of the first channel is communicated with the first semicircular cavity; the second half shell comprises a second semicircular cavity and a second channel, one end of the second channel is communicated with the second semicircular cavity, the first semicircular cavity and the second semicircular cavity are matched with each other to form a circular cavity, the first channel and the second channel are matched with each other to form a channel, and the first notch and the second notch are matched with each other to form a notch; and the positioning structure is arranged on the first half shell and the second half shell, and simultaneously positions the first half shell and the second half shell along the axial direction of the first channel and the second channel, so that the protective shell is easy to install and detach, and is convenient for later maintenance and repair of the motor.
Description
Technical Field
The invention relates to the field of motor equipment production, in particular to a protective shell for a motor grinding wheel.
Background
The protective housing is one kind and sets up in the emery wheel outside, plays the device of protection to the emery wheel. Among the prior art, the protective housing is mostly in integrated into one piece's protective housing one side setting end cover, dismantles and installs the protective housing through the end cover, in the installation, needs to establish the protective housing earlier on the motor shaft, then installs the emery wheel on the motor shaft through end cover department, because the emery wheel is difficult to dismantle, so the protective housing dismantles very troublesome, moreover inconvenient maintenance and maintenance motor.
Disclosure of Invention
In view of the problems of the prior art, the invention provides a protective housing for a motor grinding wheel, which is easy to install and disassemble and convenient for later maintenance and repair of the motor.
In order to achieve the above object, the present invention provides a protective housing for a grinding wheel of a motor, the motor including a motor body and a motor shaft, the grinding wheel being fixedly connected with the motor shaft, the protective housing including: the first half shell comprises a first semicircular cavity and a first channel, one end of the first channel is communicated with the first semicircular cavity, a first notch is formed in the first semicircular cavity along the circumferential direction, and the first notch is communicated with the first semicircular cavity; the second semi-shell comprises a second semi-circular cavity and a second channel, one end of the second channel is communicated with the second semi-circular cavity, a second notch is formed in the second semi-circular cavity along the circumferential direction, the second notch is communicated with the second semi-circular cavity, the first semi-circular cavity and the second semi-circular cavity are mutually matched to form a circular cavity, the first channel and the second channel are mutually matched to form a channel, and the first notch and the second notch are mutually matched to form a notch; and the positioning structure is arranged on the first half shell and the second half shell, and simultaneously positions the first half shell and the second half shell along the axial direction of the first channel and the second channel.
In this technical scheme, first half shell and second half shell cover are established in the outside of motor emery wheel respectively to form complete protective housing, can avoid emery wheel and motor shaft effectively like this and bring the potential safety hazard at rotatory in-process, the notch that the emery wheel formed jointly through first notch and second notch exposes the emery wheel part in the outside of protective housing, in order to polish the work piece, through location structure, fix first half shell and second half shell, make the overall structure of protective housing more firm, and this protective housing is separable structure moreover, be convenient for install and dismantle.
In addition, the protective housing for the motor grinding wheel according to the invention can also have the following technical characteristics:
further, the positioning structure includes: the first positioning plates are integrally formed on the outer surface of the first channel along the axial direction of the first channel, are symmetrically arranged on two sides of the first channel, and are provided with first positioning holes; the second positioning plate is integrally formed on the outer surface of the second channel along the axial direction of the second channel, the second positioning plate is symmetrically arranged on two sides of the second channel, second positioning holes are formed in the second positioning plate, and the first positioning holes correspond to the second positioning holes; and the bolt sequentially passes through the first positioning hole and the second positioning hole.
Further, the first positioning holes and the second positioning holes are multiple and are respectively arranged along the axial direction of the first channel and the axial direction of the second channel at intervals.
Further, still include the ring flange, the ring flange includes: a first half flange formed at the other end of the first passage and extending outwardly from an outer peripheral wall of the first passage; a second half flange formed at the other end of the second passage and extending outwardly from the outer peripheral wall of the second passage; and third positioning holes are arranged at intervals along the circumferential direction of the flange plate.
Further, a fillet is arranged at the joint of the first channel, the first semicircular cavity and the first half flange plate.
Further, a fillet is arranged at the joint of the second channel, the second semicircular cavity and the second half flange plate.
Preferably, the first half-shell and the second half-shell are cast pieces.
Preferably, the first half-shell and the second half-shell are each stainless steel pieces.
Drawings
Fig. 1 is a front view of a protective housing for a motor grinding wheel;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a left side view of FIG. 1;
fig. 4 is a schematic structural view of a protective case for a motor grinding wheel;
fig. 5 is an exploded view of a protective housing for a motor grinding wheel.
Reference numerals:
a first half-shell 1; a first semicircular chamber 11; a first channel 12; a first half flange 121; a first positioning plate 13; a first positioning hole 131;
a second half-shell 2; a second semicircular chamber 21; a second channel 22; a second half flange 221; a second positioning plate 23; and a second positioning hole 231.
Detailed Description
The protective case for a motor grinding wheel according to the present invention will be further described with reference to the description of fig. 1 to 5. As shown in fig. 1 to 5, according to an embodiment of the present invention, a protective housing for a grinding wheel of a motor, the motor including a motor body and a motor shaft, the grinding wheel being fixedly connected with the motor shaft, the protective housing being provided on an outer side of the grinding wheel to protect the grinding wheel, the protective housing including: a first half-shell 1, a second half-shell 2 and a positioning structure.
The first half shell 1, first half shell 1 includes first semicircle cavity 11 and first passageway 12, and first passageway 12 one end is linked together with first semicircle cavity 11, and is equipped with first notch along circumference of first semicircle cavity 11, and first notch link up with first semicircle cavity 11 mutually.
The second half shell 2, the second half shell 2 includes second semi-circular cavity 21 and second passageway 22, second passageway 22 one end is linked together with second semi-circular cavity 21, and second semi-circular cavity 21's circumference is equipped with the second notch, the second notch is linked together with second semi-circular cavity 21, concretely speaking, second half shell 2 is symmetrical piece with first half shell 1, when first half shell 1 is in the same place with second half shell 2 laminating, first semi-circular cavity 11 and second semi-circular cavity 21 jointly prescribe a limit to circular cavity, circular cavity is suitable for holding the emery wheel, first passageway 12 and second passageway 22 jointly prescribe a limit to circular passageway, and this passageway is suitable for holding the motor shaft, can wrap up emery wheel and motor shaft like this, avoid the dangerous emergence in the motor course of working, first notch and second notch jointly prescribe a limit to the notch, the emery wheel part exposes in the notch, can be polished the work piece safely and conveniently like this. And
and a positioning structure provided on the first half casing 1 and the second half casing 2 and simultaneously positioning the first half casing 1 and the second half casing 2 along the axial direction of the first passage 12 and the second passage 22. In other words, the second half-shell 2 is positioned along the axial direction of the first passage 12 with respect to the first half-shell 1, and the first half-shell 1 is positioned along the axial direction of the second passage 22 with respect to the second half-shell 2. It is worth noting that the protective housing is fixed on the motor body through the fastening piece, so that the protective housing can be fixed more firmly.
It can be understood that the first half shell 1 and the second half shell 2 are respectively sleeved on the outer sides of motor grinding wheels to form a complete protective shell, so that potential safety hazards caused by the grinding wheels and motor shafts in the rotating process can be effectively avoided, the grinding wheels are partially exposed out of the protective shell through the notch formed by the first notch and the second notch together so as to conveniently polish workpieces, and the first half shell 1 and the second half shell 2 are fixed through the positioning structure, so that the integral structure of the protective shell is firmer, and the protective shell is of a detachable structure and is convenient to mount and dismount.
In one embodiment of the present invention, as shown in fig. 1 to 5, the positioning structure includes: the first positioning plate 13, the first positioning plate 13 is integrally formed on the outer surface of the first channel 12 along the axial direction of the first channel 12, the first positioning plate 13 is symmetrically arranged on two sides of the first channel 12, and the first positioning plate 13 is provided with a first positioning hole 131; the second positioning plate 23, the second positioning plate 23 is integrally formed on the outer surface of the second channel 22 along the axial direction of the second channel 22, the second positioning plate 23 is symmetrically arranged on two sides of the second channel 22, the second positioning plate 23 is provided with a second positioning hole 231, and the first positioning hole 131 corresponds to the second positioning hole 231; bolts sequentially pass through the first positioning holes 131 and the second positioning holes 231. The first half shell 1 and the second half shell 2 are firmly connected through the bolt connection, so that the reliability is high, and the installation and the disassembly are convenient.
In one embodiment of the present invention, as shown in fig. 1, 2, 4 and 5, the first positioning holes 131 and the second positioning holes 231 are multiple and are respectively arranged along the axial direction of the first channel 12 and the second channel 22 at intervals, that is, the first positioning holes 131 are arranged on the first positioning plate 13 at intervals along the axial direction of the first channel 12, and the second positioning holes 231 are arranged on the second positioning plate 23 at intervals along the axial direction of the second channel 22, so that the first half shell 1 and the second half shell 2 can be more firmly fixed by arranging the first positioning holes 131 and the second positioning holes 231.
In some embodiments of the present invention, as shown in fig. 2, 4 and 5, the flange further comprises: a first half flange 121 formed at the other end of the first passage 12 and extending outwardly from the outer peripheral wall of the first passage 12; a second half flange 221 formed at the other end of the second passage 22 and extending outwardly from the outer circumferential wall of the second passage 22; that is, the first half flange 121 and the second half flange 221 together form a complete flange; the third positioning holes are arranged at intervals along the circumferential direction of the flange plate; it should be noted that, be equipped with the fourth locating hole with third locating hole one-to-one on the motor body, the bolt passes first locating hole 131 and second locating hole 231 in proper order to fix first half casing 1 and second half casing 2 on the motor body through the ring flange, can strengthen the overall structure nature and the fastness of protective housing in the emery wheel outside like this.
Further, the connection between the first channel 12 and the first semicircular cavity 11 and the first semicircular flange 121 are provided with rounded corners, so that stress concentration phenomenon at the connection between the first channel 12 and the first semicircular cavity 11 and the first semicircular flange 121 can be reduced, and the overall strength of the connection structure can be enhanced.
Further, the connection between the second channel 22 and the second semicircular cavity 21 and the second half flange 221 are provided with rounded corners, so that the stress concentration phenomenon at the connection between the second channel 22 and the second semicircular cavity 21 and the second half flange 221 can be reduced, and the fatigue strength of the first half shell 1 and the second half shell 2 can be improved.
Preferably, the first half-shell 1 and the second half-shell 2 are cast parts, that is to say, the first half-shell 1 and the second half-shell 2 are integrally formed parts, so that the overall structural strength of the first half-shell 1 and the second half-shell 2 can be improved.
Preferably, the first half shell 1 and the second half shell 2 are stainless steel parts, and the stainless steel has good corrosion resistance, is not easy to generate corrosion phenomenon, and can effectively prolong the service life of protection.
In the description of the present invention, it should be understood that the terms "upper," "lower," and the like indicate orientations or positional relationships, and are merely used for convenience in describing the invention and simplifying the description, and do not indicate or imply that the devices or elements shown must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be a direct contact of the first feature with the second feature, or an indirect contact of the first and second features through an intervening medium.
In the present invention, unless explicitly specified and limited otherwise, the terms "connected," "fixed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present invention, reference is made to the term "one embodiment," "some embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (6)
1. A protective housing for a motor grinding wheel, the motor comprising a motor body and a motor shaft, the grinding wheel being fixedly connected with the motor shaft, characterized in that the protective housing comprises:
the device comprises a first half-shell (1), wherein the first half-shell (1) comprises a first semicircular cavity (11) and a first channel (12), one end of the first channel (12) is communicated with the first semicircular cavity (11), a first notch is formed in the first semicircular cavity (11) along the circumferential direction, and the first notch is communicated with the first semicircular cavity (11);
the second half-shell (2), the second half-shell (2) comprises a second semicircular cavity (21) and a second channel (22), one end of the second channel (22) is communicated with the second semicircular cavity (21), a second notch is formed in the second semicircular cavity (21) along the circumferential direction, the second notch is communicated with the second semicircular cavity (21), the first semicircular cavity (11) and the second semicircular cavity (21) are mutually matched to form a circular cavity, the first channel (12) and the second channel (22) are mutually matched to form a channel, and the first notch and the second notch are mutually matched to form a notch;
the positioning structure is arranged on the first half shell (1) and the second half shell (2) and is used for positioning the first half shell (1) and the second half shell (2) along the axial direction of the first channel (12) and the second channel (22);
a flange, the flange comprising:
a first half flange (121), the first half flange (121) being formed at the other end of the first passage (12) and extending outwardly from the outer peripheral wall of the first passage (12);
a second half flange (221), the second half flange (221) being formed at the other end of the second passage (22) and extending outwardly from the outer peripheral wall of the second passage (22); and
the third positioning holes are arranged at intervals along the circumferential direction of the flange plate;
wherein, the location structure includes:
the first positioning plates (13) are integrally formed on the outer surface of the first channel (12) along the axial direction of the first channel (12), the first positioning plates (13) are symmetrically arranged on two sides of the first channel (12), and first positioning holes (131) are formed in the first positioning plates (13);
the second positioning plate (23), the second positioning plate (23) is integrally formed on the outer surface of the second channel (22) along the axial direction of the second channel (22), the second positioning plate (23) is symmetrically arranged on two sides of the second channel (22), the second positioning plate (23) is provided with second positioning holes (231), and the first positioning holes (131) correspond to the second positioning holes (231);
and the bolt sequentially passes through the first positioning hole (131) and the second positioning hole (231).
2. The protective casing for a motor grinding wheel according to claim 1, characterized in that the first positioning holes (131) and the second positioning holes (231) are each plural and are respectively arranged along the axial direction of the first channel (12) and the second channel (22) at intervals.
3. Protective casing for motor grinding wheels according to claim 1, characterized in that the connection of the first channel (12) with the first semicircular chamber (11) and the first half flange (121) is provided with rounded corners.
4. Protective casing for motor grinding wheels according to claim 1, characterized in that the connection of the second channel (22) with the second semi-circular chamber (21) and the second half flange (221) is provided with rounded corners.
5. Protective casing for motor grinding wheels according to any one of claims 1 to 4, characterized in that the first half-shell (1) and the second half-shell (2) are cast pieces.
6. Protective casing for motor grinding wheels according to any one of claims 1 to 4, characterized in that the first half-shell (1) and the second half-shell (2) are each stainless steel pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710610212.5A CN107263325B (en) | 2017-07-25 | 2017-07-25 | Protective shell for motor grinding wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710610212.5A CN107263325B (en) | 2017-07-25 | 2017-07-25 | Protective shell for motor grinding wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107263325A CN107263325A (en) | 2017-10-20 |
| CN107263325B true CN107263325B (en) | 2023-10-27 |
Family
ID=60078498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710610212.5A Active CN107263325B (en) | 2017-07-25 | 2017-07-25 | Protective shell for motor grinding wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107263325B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202019101534U1 (en) * | 2018-05-25 | 2019-05-20 | Nanjing Chervon Industry Co., Ltd. | angle |
| US11685017B2 (en) * | 2020-02-07 | 2023-06-27 | West Bufkin Industries, Llc | Storage shield for angle grinding disc |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202219457U (en) * | 2011-06-14 | 2012-05-16 | 浙江皇冠电动工具制造有限公司 | Quick-change grinding wheel guard and improved structure for connecting quick-change grinding wheel guard with front cover |
| CN104369109A (en) * | 2014-12-10 | 2015-02-25 | 苏州市诚品精密机械有限公司 | Grinder grinding wheel protection cover |
| CN207087636U (en) * | 2017-07-25 | 2018-03-13 | 徐州给力磁业有限公司 | Containment vessel for motor emery wheel |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8177606B2 (en) * | 2008-01-15 | 2012-05-15 | Dustless Depot, Llc | Dust shroud for rotary tools |
| CN201711848U (en) * | 2010-02-09 | 2011-01-19 | 南京德朔实业有限公司 | Motive power tool |
-
2017
- 2017-07-25 CN CN201710610212.5A patent/CN107263325B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202219457U (en) * | 2011-06-14 | 2012-05-16 | 浙江皇冠电动工具制造有限公司 | Quick-change grinding wheel guard and improved structure for connecting quick-change grinding wheel guard with front cover |
| CN104369109A (en) * | 2014-12-10 | 2015-02-25 | 苏州市诚品精密机械有限公司 | Grinder grinding wheel protection cover |
| CN207087636U (en) * | 2017-07-25 | 2018-03-13 | 徐州给力磁业有限公司 | Containment vessel for motor emery wheel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107263325A (en) | 2017-10-20 |
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