CN206732737U - Pneumatic grinding machine - Google Patents
Pneumatic grinding machine Download PDFInfo
- Publication number
- CN206732737U CN206732737U CN201720289572.5U CN201720289572U CN206732737U CN 206732737 U CN206732737 U CN 206732737U CN 201720289572 U CN201720289572 U CN 201720289572U CN 206732737 U CN206732737 U CN 206732737U
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- rotating mass
- grinding machine
- pneumatic grinding
- rotating shaft
- locating part
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Abstract
A kind of Pneumatic grinding machine is the utility model is related to, the Pneumatic grinding machine includes windmill pen and grinding head, and windmill pen includes windmill main body and installation portion, and windmill main body has rotor, and installation portion is arranged on rotor.It is elastic rotating mass that grinding head, which includes rotating mass, rotating shaft and polishing layer, rotating mass, and one end of rotating shaft is arranged in rotating mass, and the other end of rotating shaft is arranged on installation portion, and polishing layer is coated on the lateral wall of rotating mass.During Pneumatic grinding machine polishing such as phone housing surface, because rotating mass is flexible, grinding head can cater to the convex-concave surface of phone housing during polishing, be not in that bounce is jolted during polishing, pole position occur after avoiding polishing or spoil side, improve the yields of phone housing, reduction is scrapped, and Pneumatic grinding machine replaces manual grinding, it is possible to increase production efficiency, saves labour turnover.
Description
Technical field
Sander technical field is the utility model is related to, more particularly to a kind of Pneumatic grinding machine.
Background technology
, it is necessary to use lathe after phone housing casting made of metal material such as aluminium alloy, stainless steel material
Phone housing is processed further.After machine tooling, the surface of phone housing is also easy to produce bad knife mark, it is necessary to be beaten
Mill, makes its flat smooth.When direct manual grinding, easily occur pole position due to firmly uneven, after polishing or spoil side, cause
Phone housing is scrapped.When being polished using in general automatic sander, because grinding head and the bad knife mark on phone housing surface are straight
Connect firmly to hard contact, grinding head jolts bounce during polishing, also easily occurs pole position after polishing or spoils side, causes phone housing report
It is useless.
Utility model content
Based on this, it is necessary in view of the above-mentioned problems, provide it is a kind of can effectively avoid polishing after there is pole position or turned-down edge
Pneumatic grinding machine.
A kind of Pneumatic grinding machine, including：
Windmill pen, it includes windmill main body and installation portion, and the windmill main body has rotor, and the installation portion is set
In on the rotor；And
Grinding head, it includes rotating mass, rotating shaft and polishing layer, and the rotating mass is elastic rotating mass, described
One end of rotating shaft is arranged in the rotating mass, and the other end of the rotating shaft is arranged on the installation portion, the polishing layer
It is coated on the lateral wall of the rotating mass.
In one of the embodiments, the rotating mass is cylinder or cuboid.
In one of the embodiments, the grinding head also includes locating part, and the locating part offers accepting groove, described
Rotating mass offers stopper slot, and the locating part is arranged in the stopper slot, and being arranged in for one end of the rotating shaft is described
In accepting groove, the locating part is engaged with the stopper slot to prevent the relative axis of rotation of the rotating mass.
In one of the embodiments, the locating part is cuboid, the side wall of the locating part be provided with it is multiple mutually
The projection at interval, the raised long side along cuboid extend, and the raised cross section is circular arc, the stopper slot
Shape is adapted with the shape of the locating part.
In one of the embodiments, the locating part is external splines, the radially projecting shape of madial wall of the stopper slot
The internal spline that external splines described in Cheng Youyu is engaged, the external splines are engaged with the internal spline to prevent the rotating mass
Relatively described axis of rotation.
In one of the embodiments, the external splines is involute outer spline, and the internal spline is involute inner spline.
In one of the embodiments, the material of the rotating mass is match steel.
In one of the embodiments, the other end of the rotating shaft is removable installed on the installation portion.
In one of the embodiments, the windmill pen also includes fix bar, and the installation portion offers mounting hole, described
The side wall of installation portion offers the fixing hole being connected with the mounting hole, and the other end of the rotating shaft is inserted in the mounting hole
Interior, one end of the fix bar offsets through the fixing hole and the other end of the rotating shaft.
In one of the embodiments, the polishing layer is sand paper, and the sand paper is pasted on the rotation by glue and led
On the lateral wall of body.
Above-mentioned Pneumatic grinding machine at least has advantages below：
During Pneumatic grinding machine polishing such as phone housing surface, grinding head connects with the bad knife mark on phone housing surface
Touch, because rotating mass is flexible, grinding head can cater to the convex-concave surface of phone housing during polishing, during polishing
Be not in that bounce is jolted, pole position occur after avoiding polishing or spoil side, improve the yields of phone housing, reduction is scrapped.
And Pneumatic grinding machine replaces manual grinding, it is possible to increase production efficiency, saves labour turnover.
Brief description of the drawings
Fig. 1 is the structural representation of Pneumatic grinding machine in an embodiment；
Fig. 2 is the side view of grinding head in Fig. 1；
Fig. 3 is the perspective view of rotating mass in Fig. 2；
Fig. 4 is the sectional view of installation portion in Fig. 1.
Embodiment
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings to this
The embodiment of utility model is described in detail.Elaborate many details in order to abundant in the following description
Understand the utility model.But the utility model can be to be much different from other manner described here to implement, this area
Technical staff can do similar improvement in the case of without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific implementation opened.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
For illustrative purposes only, it is unique embodiment to be not offered as " right side " and similar statement.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.It is simply in term used in the description of the present utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Each technical characteristic of embodiment described above
Can arbitrarily it be combined, to make description succinct, not to all possible combination of each technical characteristic in above-described embodiment
All it is described, as long as however, contradiction is not present in the combination of these technical characteristics, is all considered to be the model of this specification record
Enclose.
Referring to Fig. 1, the Pneumatic grinding machine 10 in an embodiment, for the surface for various objects of polishing, is particularly used
Bad knife mark in polishing phone housing surface, small volume, grinding efficiency is high, is adapted to various operating angles.The Pneumatic grinding machine
10 mainly include grinding head 100 and windmill pen 200.
Also referring to Fig. 2 and Fig. 3, grinding head 100 includes rotating mass 110, rotating shaft 120, locating part 130, polishing layer
140 and glue 150.Rotating mass 110 can be cylinder or cuboid, and in present embodiment, rotating mass 110 is rectangular
Body.Rotating mass 110 is the rotating mass of elasticity, and rotating mass 110 is flexible, can be in the outside of rotating mass 110
Wall is arranged elastic ring, and such as sponge ring or rotating mass 110 itself are flexible, the rotating mass as made of match steel
110。
Specific in present embodiment, rotating mass 110 is rotating mass made of Bai Saigang, because Bai Saigang is tough and tensile and
It is flexible, and there is excellent wearability and fatigability, therefore the service life of rotating mass 110 made of Bai Saigang is grown, can
Repeatedly use.Rotating mass 110 offers stopper slot 112.
One end of rotating shaft 120 is arranged in rotating mass 110.Specifically into present embodiment, rotating shaft 120 is led with rotation
Finite place piece 130 is set between body 110, and locating part 130 is arranged in stopper slot 112.Locating part 130 offers accepting groove (figure
Do not mark), accepting groove can run through locating part 130.One end of rotating shaft 120 is arranged in accepting groove, by locating part 130 with it is spacing
The cooperation of groove 112, it can prevent rotating mass 110 from being rotated relative to rotating shaft 120.
The shape of locating part 130 can be a variety of, as long as can be engaged by locating part 130 with stopper slot 112, prevent
Rotating mass 110 rotates relative to rotating shaft 120.Specific in present embodiment, locating part 130 is cuboid, locating part 130
Side wall be provided with multiple spaced projections 132, long side of the projection 132 along cuboid extends, and projection 132 is transversal
Face is circular arc.The shape of stopper slot 112 is adapted with the shape of locating part 130.Arc-shaped convex 132 can be in locating part
130 auxiliary positionings when being arranged at stopper slot 112, ensure installation accuracy, and then improve the machining accuracy of Pneumatic grinding machine 10.
It is understood that in other embodiments, locating part 130 can also be external splines, the side wall of stopper slot 112
It is radially projecting formed with the internal spline being engaged with external splines, by the cooperation of external splines and internal spline, can prevent from rotating
Main body 110 rotates relative to rotating shaft 120.Specifically, external splines can be involute outer spline, and internal spline is involute inner spline.
Involute spline can self-centering, ensure installation accuracy, and then improve Pneumatic grinding machine 10 machining accuracy.
Polishing layer 140 is coated on the lateral wall of rotating mass 110, is rotated with the rotation of rotating mass 110, realization passes through
The purpose that the surface of polishing 140 pairs of phone housing of layer is polished.In present embodiment, polishing layer 140 is sand paper, passes through glue
150 are pasted on the lateral wall of rotating mass 110.Polishing layer 140 is coated on the lateral wall of rotating mass 110 completely, makes pneumatic
When sander 10 is polished, rotating mass 110 can be polished when being in any angle.
Polishing layer 140 is pasted on by glue 150 on the lateral wall of rotating mass 110, can be direct coating glue 150
It is pasted on the lateral wall of rotating mass 110, then by polishing layer 140 on the lateral wall of rotating mass 110；First will can also be
Glue 150 is coated on polishing layer 140, then polishing layer 140 is pasted on the lateral wall of rotating mass 110.Present embodiment
In, for first glue 150 is coated on polishing layer 140, then the layer 140 that will polish is pasted in the side wall of rotating mass 110.
Windmill pen 200 is used to drive grinding head 100 to rotate, so as to polish the surface of phone housing.Specific to this
In embodiment, windmill pen 200 includes windmill main body 210, installation portion 220 and fix bar 230.Windmill main body 210 is substantially
Cylindrical, the length of windmill main body 210 can design as needed, to facilitate artificial use or machine clamp pneumatically to beat
Grinding machine 10.Windmill main body 210 has rotor 212, and rotor 212 can rotate in the presence of gas.
Also referring to Fig. 4, installation portion 220 includes first end 222 and the second end 224, first end 222 and second
End 224 is connected, and the diameter of first end 222 is more than the diameter of the second end 224.First end 222 is opened along its axial direction
Provided with connecting hole 2222, one end of rotor 212 is arranged in connecting hole 2222, and installation portion 220 is connected with rotor 212.
Its axial direction of the second end 224 offers mounting hole 2242, and the side wall of the second end 224 offers fixing hole 2244, fixing hole
2244 are connected with mounting hole 2242.In present embodiment, the side wall of fixing hole 2244 offers internal thread.
The other end of rotating shaft 120 is arranged in mounting hole 2242.One end of fix bar 230 passes through fixing hole 2244 and rotating shaft
120 other end offsets, and departs from mounting hole 2242 to prevent rotation stop axle 120, and rotating shaft 120 can be prevented to be mounted opposite portion 220
Rotate.In present embodiment, the side wall of the one end of fix bar 230 offers external screw thread, and fix bar 230 is screwed on fixing hole 2244
It is interior, by changing the screw-in depth of fix bar 230, the other end of rotating shaft 120 is clamped or unclamped.Fix bar 230 it is another
One end is provided with cap head, can conveniently adjust the screw-in depth of fix bar 230.
Above-mentioned Pneumatic grinding machine 10 at least has advantages below：
When Pneumatic grinding machine 10 works, rotor 212 is rotated in the presence of gas, and installation portion 220 can be driven to rotate, entered
And drive grinding head 100 to rotate, so as to be polished.During the polishing such as phone housing surface of Pneumatic grinding machine 10, grinding head 100
It is in contact with the bad knife mark on phone housing surface, because rotating mass 110 is flexible, process of the grinding head 100 in polishing
In can cater to the convex-concave surface of phone housing, be not in that bounce is jolted during polishing, pole position occur after avoiding polishing or spoil
Side, improves the yields of phone housing, and reduction is scrapped.And Pneumatic grinding machine 10 replaces manual grinding, it is possible to increase production
Efficiency, save labour turnover.
The grinding head 100 of Pneumatic grinding machine 10 can be changed as needed.During replacing, rotating fixing rod 230, make solid
Fixed pole 230 unclamps the other end of rotating shaft 120, removes grinding head 100.The other end of the rotating shaft 120 of other grinding head 100 is inserted
Enter in mounting hole 2242, rotating fixing rod 230, make the other end of the clamping rotating shaft 120 of fix bar 230, complete grinding head 100 more
Change.It is convenient that the grinding head 100 of Pneumatic grinding machine 10 is changed, and improves the use range of Pneumatic grinding machine 10.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
- A kind of 1. Pneumatic grinding machine, it is characterised in that including：Windmill pen, it includes windmill main body and installation portion, and the windmill main body has rotor, and the installation portion is arranged at institute State on rotor；AndGrinding head, it include rotating mass, rotating shaft and polishing layer, the rotating mass for elasticity rotating mass, the rotating shaft One end be arranged in the rotating mass, the other end of the rotating shaft is arranged on the installation portion, it is described polishing layer cladding In the lateral wall of the rotating mass.
- 2. Pneumatic grinding machine according to claim 1, it is characterised in that the rotating mass is cylinder or rectangular Body.
- 3. Pneumatic grinding machine according to claim 1, it is characterised in that the grinding head also includes locating part, the limit Position part offers accepting groove, and the rotating mass offers stopper slot, and the locating part is arranged in the stopper slot, described turn One end of axle is arranged in the accepting groove, and the locating part is engaged with the stopper slot to prevent the rotating mass phase To the axis of rotation.
- 4. Pneumatic grinding machine according to claim 3, it is characterised in that the locating part is cuboid, the locating part Side wall be provided with multiple spaced projections, the raised long side along cuboid extends, the raised cross section For circular arc, the shape of the stopper slot is adapted with the shape of the locating part.
- 5. Pneumatic grinding machine according to claim 3, it is characterised in that the locating part is external splines, the stopper slot Madial wall it is radially projecting formed with the internal spline being engaged with the external splines, the external splines matches with the internal spline Close to prevent the relatively described axis of rotation of the rotating mass.
- 6. Pneumatic grinding machine according to claim 5, it is characterised in that the external splines is involute outer spline, described Internal spline is involute inner spline.
- 7. Pneumatic grinding machine according to claim 1, it is characterised in that the material of the rotating mass is match steel.
- 8. Pneumatic grinding machine according to claim 1, it is characterised in that the other end of the rotating shaft is removable installed in On the installation portion.
- 9. Pneumatic grinding machine according to claim 8, it is characterised in that the windmill pen also includes fix bar, the peace Dress portion offers mounting hole, and the side wall of the installation portion offers the fixing hole being connected with the mounting hole, the rotating shaft The other end is inserted in the mounting hole, and one end of the fix bar passes through the fixing hole and the other end phase of the rotating shaft Support.
- 10. Pneumatic grinding machine according to claim 1, it is characterised in that the polishing layer is sand paper, and the sand paper passes through Glue is pasted on the lateral wall of the rotating mass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720289572.5U CN206732737U (en) | 2017-03-23 | 2017-03-23 | Pneumatic grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720289572.5U CN206732737U (en) | 2017-03-23 | 2017-03-23 | Pneumatic grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206732737U true CN206732737U (en) | 2017-12-12 |
Family
ID=60556914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720289572.5U Active CN206732737U (en) | 2017-03-23 | 2017-03-23 | Pneumatic grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206732737U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108665782A (en) * | 2018-06-15 | 2018-10-16 | 河池学院 | One kind is based on Six-DOF industrial robot object block polishing demo system |
-
2017
- 2017-03-23 CN CN201720289572.5U patent/CN206732737U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108665782A (en) * | 2018-06-15 | 2018-10-16 | 河池学院 | One kind is based on Six-DOF industrial robot object block polishing demo system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhao Jinglong Inventor after: Li Xiaoxiang Inventor after: Chen Yonggang Inventor before: Zhao Jinglong Inventor before: Li Xiaoxiang |