CN215357795U - Pneumatic type polisher - Google Patents
Pneumatic type polisher Download PDFInfo
- Publication number
- CN215357795U CN215357795U CN202121455798.0U CN202121455798U CN215357795U CN 215357795 U CN215357795 U CN 215357795U CN 202121455798 U CN202121455798 U CN 202121455798U CN 215357795 U CN215357795 U CN 215357795U
- Authority
- CN
- China
- Prior art keywords
- dust cover
- cover body
- dust
- pneumatic
- vertical direction
- 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.)
- Expired - Fee Related
Links
- 239000000428 dust Substances 0.000 claims abstract description 123
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 57
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 57
- 239000004411 aluminium Substances 0.000 claims description 23
- 239000003351 stiffener Substances 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000003014 reinforcing effect Effects 0.000 description 10
- 238000005498 polishing Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 241000238367 Mya arenaria Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 244000137852 Petrea volubilis Species 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Images
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a pneumatic type grinding machine which comprises an aluminum shell and a dust cover, wherein the dust cover is of an integrated structure, the upper end of the dust cover is detachably arranged on the aluminum shell, and the lower end of the aluminum shell is positioned on the inner side of the upper end of the dust cover. The dustproof cover has the beneficial effects that the dustproof cover is of an integrated structure, compared with a split type dustproof cover in the prior art, the dustproof cover is more convenient to mount, the mounting efficiency is improved, the structure is more stable and firm, and the dustproof cover is not easy to fall off in the use process. Meanwhile, when the dustproof cover is installed, the lower end of the aluminum shell is located on the inner side of the upper end of the dustproof cover, so that the sealing performance between the aluminum shell and the dustproof cover is improved.
Description
Technical Field
The utility model relates to the technical field of pneumatic grinding machines, in particular to a pneumatic grinding machine.
Background
Sanding, which is one of the surface modification techniques, generally refers to a process of changing the physical properties of the surface of a material by friction with the aid of a rough object (sand paper or the like containing particles of relatively high hardness) mainly for the purpose of obtaining a specific surface roughness or smoothing the surface of a workpiece. In conventional grinding processes, a grinding apparatus, such as a grinding machine, a pneumatic grinder, a grinding wheel grinder, an angle grinder, etc., is generally used to grind the surface of a workpiece.
Pneumatic sanders are commonly used for metal grinding, cutting, removal of paint layers, sanding of putty layers, and the like. Pneumatic polisher utilizes gaseous drive pneumatic motor, makes it drive the head of polishing rotate on the aspect such as metal aspect, paint aspect, putty aspect and polishes, at the in-process of polishing, can produce various powder, in order to avoid or reduce the powder that produces and get into the aluminum shell, pneumatic polisher includes the dust cover usually, sets up the dust cover promptly between aluminum shell and the head of polishing, gets into pneumatic motor in order to reduce the powder through the dust cover.
The dust cover among the prior art is split type structure usually, base and the design of cover body components of a whole that can function independently promptly, and the pedestal mounting is on aluminium casing, and the cover body is installed on the base, and split type structure's dust cover is not only installed more loaded down with trivial details, and the cover body drops from the base easily in the use moreover, leads to the powder to get into in the gas aluminium casing. In addition, in order to improve the leakproofness between aluminium casing and the base among the prior art, need set up sealed the pad between aluminium casing and base usually, this just leads to installing sealed pad between aluminium casing and base earlier when the installation, then fix between aluminium casing and the base, then install the cover body at the base, whole installation procedure is more loaded down with trivial details.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solve at least one of the problems of the prior art and to provide a pneumatic sander.
The technical solution of the utility model is as follows:
pneumatic type polisher, including aluminium casing and dust cover, dust cover formula structure as an organic whole, dust cover upper end detachably installs on aluminium casing, and aluminium casing's lower extreme is located dust cover upper end inboard.
According to a specific embodiment of the utility model, the dust cover comprises a dust cover body and an annular bulge, the bulge is arranged at the top of the dust cover body and forms a groove with the top of the dust cover body, the lower end of the aluminum shell is arranged in the groove, and the bulge is located on the outer side of the aluminum shell and is abutted against the outer wall of the aluminum shell.
According to a specific embodiment of the present invention, the dust cover body includes a first dust cover body, a second dust cover body, a third dust cover body and a fourth dust cover body, which are sequentially connected from top to bottom, included angles between the first dust cover body, the second dust cover body and the third dust cover body and a vertical direction are sequentially increased, and an included angle between the fourth dust cover body and the vertical direction is smaller than an included angle between the third dust cover body and the vertical direction.
In a specific embodiment of the present invention, a first reinforcing rib is disposed between the first dust cover body and the second dust cover body.
In a specific embodiment of the present invention, the lower end of the second dust-proof cover body is provided with an extending portion facing the third dust-proof cover body, and the extending portion is disposed along the vertical direction and located in the third dust-proof cover body.
In an embodiment of the present invention, a second reinforcing rib is disposed between the third dust-proof cover and the extending portion
In a specific embodiment of the present invention, the first dust-proof cover body and the fourth dust-proof cover body are both disposed along a vertical direction.
In a specific embodiment of the present invention, a first mounting hole is formed at the top of the first dust-proof cover, and a second mounting hole corresponding to the first mounting hole is formed at the bottom of the aluminum housing.
In a specific embodiment of the present invention, the dust cover is provided with a dust removal opening.
The utility model has at least one of the following advantages
1. The dustproof cover comprises a dustproof cover body and an annular bulge arranged at the top of the dustproof cover body, a groove is formed between the bulge and the top of the dustproof cover body, when the dustproof cover is installed, the lower end of the aluminum shell is installed in the groove, and the bulge is located on the outer side of the aluminum shell and abutted to the outer wall of the aluminum shell, so that the sealing performance between the dustproof cover and the aluminum shell is greatly improved.
2. The dust cover is of an integrated structure, compared with a split type dust cover in the prior art, the dust cover is more stable and firm in structure, is not easy to fall off in the using process and is more convenient to install, meanwhile, the dust cover in the embodiment is composed of a first dust cover body, a second dust cover body, a third dust cover body and a fourth dust cover body which are different in inclination angle, the dust prevention effect is better, the structural strength of the whole dust cover is improved by arranging the first reinforcing ribs and the second reinforcing ribs, and therefore the service life of the dust cover can be prolonged.
Drawings
FIG. 1 is a first schematic structural view of a pneumatic sander according to the present invention;
FIG. 2 is a second schematic structural view of the pneumatic sander of the present invention;
FIG. 3 is a schematic view showing the internal structure of the pneumatic sander according to the present invention;
FIG. 4 is a first schematic structural view of a dust boot of the present invention;
FIG. 5 is a second structural view of the dust cap of the present invention;
FIG. 6 is a schematic structural view of an aluminum case according to the present invention;
the following are marked in the figure: 1. an aluminum housing; 11. a second mounting hole; 2. a dust cover; 20. a boss portion; 21. a first dust-proof cover body; 22. a second dust-proof cover body; 23. a third dust-proof cover body; 24. a fourth dust cover body; 25. an extension portion; 26. a first reinforcing rib; 27. a second reinforcing rib; 28. a first mounting hole; 29. a dust removal port; 3. a soft shell; 4. the switch presses the handle.
Detailed Description
The present invention will be described in further detail with reference to the following examples, but the present invention is not limited to the following examples.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in fig. 1 to 6, the present embodiment provides a pneumatic sander, which includes an aluminum housing 1, a dust cover 2, a sanding head, a soft shell 3, and a switch pressing handle 4.
The aluminium casing 1 is provided with in and holds the chamber, holds the intracavity and is provided with pneumatic assembly (not shown in the figure), and usually speaking, pneumatic assembly includes cylinder or gas motor, intake pipe and installation component etc. and cylinder and intake-tube connection to can be through the intake pipe to cylinder or gas motor in the input gas, thereby can drive cylinder or gas motor motion, pneumatic assembly's structure and principle are known for technical personnel in the field, do not redundantly in this embodiment.
The switch pressing handle 4 is installed on the aluminum shell 1. The soft shell 3 is installed outside the aluminum shell 1, and can wrap the aluminum shell 1 to protect the aluminum shell 1.
As shown in fig. 3-4, the dust cover 2 includes a dust cover body and an annular protrusion 20, the protrusion 20 is disposed at the top of the dust cover body, the protrusion 20 is disposed along the vertical direction, and the protrusion 20 and the top of the dust cover body form a groove, the lower end of the aluminum housing 1 is mounted in the groove, the protrusion 20 is located outside the aluminum housing 1 and abuts against the outer wall of the aluminum housing 1, so that the lower end of the aluminum housing 1 can be wrapped, the sealing performance is improved, and therefore, by disposing the annular protrusion 20, the sealing performance between the dust cover 2 and the aluminum housing 1 is improved, and a sealing gasket does not need to be disposed between the dust cover 2 and the aluminum housing 1.
As shown in fig. 4-5, the dust cover body includes from last to the first dust cover body 21, the second dust cover body 22, the third dust cover body 23 and the fourth dust cover body 24 that connect gradually down, the contained angle between the first dust cover body 21, the second dust cover body 22 and the third dust cover body 23 and the vertical direction increases in proper order, the contained angle between the fourth dust cover body 24 and the vertical direction is less than the contained angle between the third dust cover body 23 and the vertical direction, and dustproof effect is better.
In this embodiment, the first dust-proof cover 21 and the fourth dust-proof cover 24 are both disposed along the vertical direction.
In this embodiment, a plurality of first reinforcing ribs 26 are disposed between the first dust cover 21 and the second dust cover 22, and the plurality of first reinforcing ribs 26 are uniformly distributed along the circumferential direction of the dust cover 2.
In this embodiment, the lower end of the second dust-proof cover body 22 is further provided with an extending portion 25 facing the third dust-proof cover body 23, the extending portion 25 is arranged along the vertical direction, and the extending portion 25 is located in the third dust-proof cover body 23.
In this embodiment, a second reinforcing rib 27 is disposed between the third dust cover 23 and the extending portion 25, and the plurality of second reinforcing ribs 27 are uniformly distributed along the circumferential direction of the dust cover 2.
In this embodiment, the top of the first dust-proof cover 21 has a plurality of uniformly distributed first mounting holes 28, and the bottom of the aluminum housing 1 has second mounting holes 11 corresponding to the first mounting holes 28, so that the dust-proof cover 2 can be detachably mounted on the aluminum housing 1 by mounting the fixing members in the first mounting holes 28 and the second mounting holes 11, thereby facilitating replacement of the dust-proof cover 2,
in this embodiment, the dust cover 2 is provided with a dust removal port 29, so that dust and the like entering the dust cover 2 can be discharged through the dust removal port 29 of the dust cover 2.
Compared with the prior art, firstly, dust cover 2 in this embodiment includes the dust cover body and sets up the annular bellying 20 at dust cover body top, form a recess between bellying 20 and the dust cover body top, when the installation, through installing aluminium casing 1 lower extreme in the recess, bellying 20 is located aluminium casing 1's the outside and with aluminium casing 1 outer wall butt, thereby the leakproofness between dust cover 2 and aluminium casing 1 has been improved greatly, compared with the prior art, this embodiment need not to set up sealed the pad between dust cover 2 and aluminium casing 1, also can guarantee the leakproofness between dust cover 2 and aluminium casing 1, and the cost is saved. Secondly, 2 formula structures as an organic whole of dust cover in this embodiment, compare split type dust cover 2 among the prior art, 2's of dust cover in this embodiment structure is more stable and firm, be difficult to drop in the use, and it is more convenient to install, and simultaneously, 2 of dust cover in this embodiment are by the first dust cover body 21 of different inclination, the second dust cover body 22, the third dust cover body 23 and the fourth dust cover body 24 constitute, dustproof effect is better, and the structural strength of whole dust cover 2 has been improved through setting up first strengthening rib 26 and second strengthening rib 27, thereby can prolong 2's life.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (9)
1. Pneumatic type polisher, its characterized in that, including aluminium casing (1) and dust cover (2), dust cover (2) formula structure as an organic whole, dust cover (2) upper end detachably installs on aluminium casing (1), and the lower extreme of aluminium casing (1) is located dust cover (2) upper end inboard.
2. The pneumatic sander of claim 1, wherein the dust cover (2) comprises a dust cover body and an annular boss (20), the boss (20) is arranged on the top of the dust cover body and forms a groove with the top of the dust cover body, the lower end of the aluminum housing (1) is installed in the groove, and the boss (20) is located on the outer side of the aluminum housing (1) and abuts against the outer wall of the aluminum housing (1).
3. The pneumatic grinding machine according to claim 2, characterized in that the dust cover body comprises a first dust cover body (21), a second dust cover body (22), a third dust cover body (23) and a fourth dust cover body (24) which are sequentially connected from top to bottom, the included angles between the first dust cover body (21), the second dust cover body (22) and the third dust cover body (23) and the vertical direction are sequentially increased, and the included angle between the fourth dust cover body (24) and the vertical direction is smaller than the included angle between the third dust cover body (23) and the vertical direction.
4. The pneumatic sander of claim 3, wherein a first stiffener (26) is disposed between the first dust cover (21) and the second dust cover (22).
5. A pneumatic sanding machine according to claim 3, characterized in that the lower end of the second dust-proof cover (22) is provided with an extension (25) towards the third dust-proof cover (23), said extension (25) being arranged in the vertical direction and inside the third dust-proof cover (23).
6. The pneumatic sander of claim 5, wherein a second stiffener (27) is provided between the third dust cover (23) and the extension (25).
7. A pneumatic sanding machine according to claim 3, characterized in that the first dust cover (21) and the fourth dust cover (24) are both arranged in a vertical direction.
8. The pneumatic sander of claim 3, wherein the first dust cover (21) has a first mounting hole (28) at the top and the aluminum housing (1) has a second mounting hole (11) at the bottom corresponding to the first mounting hole (28).
9. The pneumatic sander of claim 1, wherein the dust cover (2) has a dust removal opening (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121455798.0U CN215357795U (en) | 2021-06-29 | 2021-06-29 | Pneumatic type polisher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121455798.0U CN215357795U (en) | 2021-06-29 | 2021-06-29 | Pneumatic type polisher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215357795U true CN215357795U (en) | 2021-12-31 |
Family
ID=79606083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121455798.0U Expired - Fee Related CN215357795U (en) | 2021-06-29 | 2021-06-29 | Pneumatic type polisher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215357795U (en) |
-
2021
- 2021-06-29 CN CN202121455798.0U patent/CN215357795U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211231 |