CN208629207U - A kind of noise reducing apparatus used on Pneumatic grinding machine - Google Patents
A kind of noise reducing apparatus used on Pneumatic grinding machine Download PDFInfo
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- CN208629207U CN208629207U CN201820569698.2U CN201820569698U CN208629207U CN 208629207 U CN208629207 U CN 208629207U CN 201820569698 U CN201820569698 U CN 201820569698U CN 208629207 U CN208629207 U CN 208629207U
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Abstract
The utility model provides a kind of noise reducing apparatus used on Pneumatic grinding machine, including the first denoising device, the second denoising device and fixed device, the fixed device is removably mounted on the sander, first denoising device is installed in the fixed device, second denoising device is removably mounted on the fixed device, and the fixed device is made by aluminum alloy materials.The purpose of this utility model is to provide a kind of noise reducing apparatus used on Pneumatic grinding machine, and the noise to solve the problems, such as Pneumatic grinding machine in the prior art is excessive.
Description
Technical field
The utility model relates to sander grinding technology field more particularly to a kind of noise reductions used on Pneumatic grinding machine
Equipment.
Background technique
Pneumatic grinding machine is one of pneumatic tool, is broadly divided into pneumatic sanders, pneumatic polisher and pneumatic sand-band
Machine three classes, its working principle is that air motor drives grinding head rotation to realize again using compressed air-driven air motor
The purpose polished on workpiece.Since air motor has compared with electric motor, small in size, revolving speed is high, grinding efficiency is high, makes an uproar
Sound is low and shakes small advantage, is also widely used for grinding iron plate, timber, plastics and surface of tyre, to ship, vapour
Vehicle, mold and aviation accessory are finely polished.
Existing Pneumatic grinding machine is operated under man-hour manually hand-held under normal circumstances, and Pneumatic grinding machine is during the work time
Certain noise can be generated, the noise of Pneumatic grinding machine itself is generally at 90 decibels or more, and staff uses for a long time as a result,
Pneumatic grinding machine not only generates certain damage to the auditory nerve of people, and then causes weak auditory nerve, headache and blood pressure liter
High disease, but also can influence to surrounding enviroment and trade marketing it is also larger.
Summary of the invention
Based on this, the purpose of this utility model is to provide a kind of noise reducing apparatus used on Pneumatic grinding machine, with solution
The certainly excessive problem of the noise of Pneumatic grinding machine in the prior art.
The technical solution of the utility model are as follows: a kind of noise reducing apparatus used on Pneumatic grinding machine, including the first noise reduction
Device, the second denoising device and fixed device, the fixed device are removably mounted on the sander, first noise reduction
Device is installed in the fixed device, and second denoising device is removably mounted on the fixed device, the fixation
Device is made by aluminum alloy materials.
Optionally, the fixed device includes fixing seat and the shell that is fastenedly connected with the fixing seat, the fixing seat
It is removably mounted on the sander by fastener, the middle part of the shell is equipped with through-hole.
Optionally, the fixing seat and shell pass through welded connecting.
Optionally, the fixing seat be equipped with the first threaded hole, first denoising device include first connecting portion and with institute
The first noise elimination portion that first connecting portion is fixedly connected is stated, the first connecting portion is equipped with external screw thread, the first connecting portion and institute
The first threaded hole is stated to be connected through a screw thread.
Optionally, the top of the through-hole be equipped with screw thread, second denoising device include second connecting portion and with it is described
The second noise elimination portion that second connecting portion is fixedly connected, the second connecting portion be equipped with external screw thread, the second connecting portion with it is described
Through-hole is connected through a screw thread.Optionally, the second connecting portion is equipped with connecting hole, and second noise elimination portion is inserted in the connection
In hole.
Optionally, the outer diameter of the first connecting portion be greater than first noise elimination portion outer diameter, the first connecting portion with
First noise elimination is connected with the first limiting device between portion.
Optionally, the outer diameter of the second connecting portion be greater than second noise elimination portion outer diameter, the second connecting portion with
Second noise elimination is connected with the second limiting device between portion.
Optionally, first limiting device and the second limiting device are nut.
Implement the utility model embodiment, has the following beneficial effects:
The noise reducing apparatus used on Pneumatic grinding machine of the utility model, including the first denoising device, the second noise reduction dress
Device is set and fixes, generated noise is mainly produced from the gas outlet of Pneumatic grinding machine Pneumatic grinding machine during the work time
It is raw, it is removably mounted on the gas outlet of Pneumatic grinding machine by the way that device will be fixed, and the first denoising device and the second noise reduction dress
It sets and is removably mounted in fixed device, therefore, fixed device plays support to the first denoising device and the second denoising device
Fixed effect, and weight is light and handy, does not increase the weight of sander；And first denoising device make an uproar to caused by Pneumatic grinding machine
After sound carries out first time reduction, the second denoising device, which carries out second to noise caused by Pneumatic grinding machine again, to be reduced, by
This, the first denoising device and the second denoising device can effectively reduce construction environment noise, it is ensured that staff has good
Working environment, to can guarantee the health of staff；By the way that the first denoising device and the second denoising device is detachable
It is installed on fixed device, so as to be convenient for the replacement and cleaning of the first denoising device and the second denoising device, improves the first drop
It makes an uproar the service life of device and the second denoising device, has the characteristics that at low cost and work efficiency is high.The utility model can be effective
Construction environment noise is reduced, the health of staff is protected；In order to more preferably improve the intensity and hardness of fixed device, fixed device
It is made of aluminum alloy materials.
Detailed description of the invention
Fig. 1 is the structural schematic diagram one of the fixation device of the utility model.
Fig. 2 is the structural schematic diagram two of the fixation device of the utility model.
Fig. 3 is the structural schematic diagram of first denoising device of the utility model.
Fig. 4 is the structural schematic diagram of second denoising device of the utility model.
Description of symbols:
1, the first denoising device；11, first connecting portion；12, the first noise elimination portion；2, the second denoising device；21, second connects
Socket part；22, the second noise elimination portion；3, fixed device；31, fixing seat；32, shell；4, the first threaded hole；5, the second threaded hole；6,
Through-hole；7, the first limiting device；8, the second limiting device.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "left", "right", "top", "bottom" etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model
It is described with simplifying, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention.
As shown in figures 1-4, a kind of noise reduction used on Pneumatic grinding machine provided by the utility model embodiment is set
It is standby, including the first denoising device 1, the second denoising device 2 and fixed device 3, it fixes device 3 and is removably mounted on sander,
First denoising device 1 is installed in fixed device 3, and the second denoising device 2 is removably mounted on fixed device 3, fixed device 1
It is made by aluminum alloy materials.
Based on above-mentioned setting, the noise reducing apparatus used on Pneumatic grinding machine of the utility model, including the first noise reduction dress
The 1, second denoising device 2 and fixed device 3 are set, Pneumatic grinding machine during the work time mainly polish from pneumatic by generated noise
It generates in the gas outlet of machine, is removably mounted on the gas outlet of Pneumatic grinding machine by the way that device 3 will be fixed, and the first noise reduction fills
Set 1 and second denoising device 2 be removably mounted in fixed device 3, therefore, fixed device 3 is to the first denoising device 1 and the
Two denoising devices 2 play the fixed effect of support, and weight is light and handy, does not increase the weight of sander；And first denoising device 1 it is right
After noise caused by Pneumatic grinding machine carries out first time reduction, the second denoising device 2 is again to caused by Pneumatic grinding machine
Noise, which carries out second, to be reduced, and the first denoising device 1 and the second denoising device 2 can effectively reduce construction environment noise as a result,
Ensure that staff has good working environment, to can guarantee the health of staff；By the way that the first noise reduction is filled
Set 1 and second denoising device 2 be removably mounted on fixed device 3, so as to be convenient for the first denoising device 1 and the second noise reduction
The replacement and cleaning of device 2 improve the service life of the first denoising device 1 and the second denoising device 2, have at low cost and work
High-efficient feature.Construction environment noise can be effectively reduced in the utility model, protect the health of staff；In order to more preferably improve
The intensity and hardness of fixed device 3, fixed device 3 are made of aluminum alloy materials.
In the present embodiment, as shown in Fig. 1~2, in order to enable fixed device 3 can be firmly fixed on going out for Pneumatic grinding machine
On air port, fixed device 3 includes fixing seat 31 and the shell 32 being fastenedly connected with fixing seat 31, and fixing seat 31 can by fastener
Disassembly is installed on sander, and the middle part of shell 32 is equipped with through-hole 6.Specifically, fixing seat 31 is set there are two the second threaded hole 5,
Two the second threaded holes 5 are symmetrically disposed on the two sides of fixing seat 31, by the way that fastener is passed through the second threaded hole 5 so as to reality
The firm fixation of device 3 with Pneumatic grinding machine is now fixed, fastener can be bolt or screw.By connecting in fixing seat 31
Shell 32 is connect, shell 32 is hollow structure, consequently facilitating the first denoising device 1 and the second denoising device 2 enter fixing seat 31
It is interior, improve the connection tightness of the first denoising device 1 and the second denoising device 2 in fixing seat 31.
In the present embodiment, it is welded to connect as shown in Figure 1, fixing seat 31 and shell 32 pass through, as a result, fixing seat 31 and shell
32 can be fastenedly connected, and welding is easy to operate, at low cost.
In the present embodiment, as shown in figures 1-4, in order to enable the first denoising device 1 can be firmly fixed to fixing seat 31
On, fixing seat 31 is equipped with the first threaded hole 4, and the first denoising device 1 includes first connecting portion 11 and fixes with first connecting portion 11
First noise elimination portion 12 of connection, first connecting portion 11 are equipped with external screw thread, first connecting portion 11 and the first threaded hole 4 and are connected by screw thread
It connects.It is fixed in fixing seat 31 specifically, first connecting portion 11 is connected through a screw thread, the first noise elimination portion 12 is located at fixing seat 31
Top, be threadedly coupled has the characteristics that easy to operate and structure is simple as a result, improves the convenience of operator's operation and mentions
The economy of the high noise reducing apparatus used on Pneumatic grinding machine.
It in the present embodiment, as shown in figures 1-4, is fixed on shell 32, leads in order to enable the second denoising device 2 is firm
The top in hole 6 be equipped with screw thread, the second denoising device 2 include second connecting portion 21 and be fixedly connected with second connecting portion 21 second
Noise elimination portion 22, second connecting portion 21 are equipped with external screw thread, and second connecting portion 21 is connected through a screw thread with through-hole 6.Specifically, second
Interconnecting piece 21, which is connected through a screw thread, to be fixed on shell 32, and be threadedly coupled has easy to operate and structure simply special as a result,
Point.And second noise elimination portion 22 be located at the top of through-hole 6, and in the first noise elimination portion 12 to noise treatment caused by Pneumatic grinding machine
Later, the second noise elimination portion 22 is further to noise caused by Pneumatic grinding machine is handled, and reduces noise so as to improve
Harm.
In the present embodiment, in order to improve the noise reduction effect in the first noise elimination portion 12 and the second noise elimination portion 22, second connecting portion 21
Equipped with connecting hole, the first noise elimination portion 12 is inserted in connecting hole.Specifically, the first noise elimination portion 12 is inserted in connecting hole completely,
The first noise elimination portion 12 and the second noise elimination portion 22 greatly enhance the reducing effect of noise as a result,.
In the present embodiment, as shown in Figure 1,2 and 3, in order to avoid the first noise elimination portion 12 falls on fixing seat from shell 32
On 31, the outer diameter of first connecting portion 11 is greater than the outer diameter in the first noise elimination portion 12, between first connecting portion 11 and the first noise elimination portion 12
It is connected with the first limiting device 7.Specifically, the first limiting device 7 is located at the centre of first connecting portion 11 and the first noise elimination portion 12,
So as to play a part of fixed support to the first noise elimination portion 12.
In the present embodiment, as shown in Fig. 1,2 and 4, in order to avoid the second noise elimination portion 22 is fallen in shell 32, second connects
The outer diameter of socket part 21 is greater than the outer diameter in the second noise elimination portion 22, is connected with the second limit between second connecting portion 21 and the second noise elimination portion 22
Position device 8, to improve the second noise elimination portion 22 in the stable connection of shell 32.
In the present embodiment, as shown in Figures 3 and 4, the first limiting device 7 and the second limiting device 8 are nut, and nut is not only
Position-limiting action can be played, and can be reduced first connecting portion 11 and the first noise elimination portion 12 or second connecting portion 21 and second and eliminate the noise
Friction between portion 22, so as to protect first connecting portion 11 and the first noise elimination portion 12 or second connecting portion 21 and second to eliminate the noise
Portion 22.
In the present embodiment, as shown in Figures 3 and 4, in order to preferably reduce generated in the Pneumatic grinding machine course of work make an uproar
Sound, the first noise elimination portion 12 and the second noise elimination portion 22 are made of the metal material that can reduce noise, and wherein metal material can be copper
Grain perhaps aluminum shot and further, the first noise elimination portion 12 and the second noise elimination portion 22 being made of copper particle or aluminum shot ventilation
Property it is good, convenient for reduce noise.
To sum up, the noise reducing apparatus used on Pneumatic grinding machine provided by the utility model embodiment, fixed device 3 are pacified
Gas outlet loaded on Pneumatic grinding machine carries out noise reduction convenient for the first denoising device 1 and the second denoising device 2, and weight is light and handy, no
Increase the weight of sander；First denoising device 1 first reduces noise, and then the second denoising device 2 effectively absorbs surplus
Remaining noise, dual elimination noise, to reach noise elimination purpose；In order to more preferably improve the intensity and hardness of fixed device 3, fixed device
3 are made of aluminum alloy materials.
It should be understood that various information are described in the utility model using term " first ", " second " etc., but these
Information should not necessarily be limited by these terms, these terms are only used to for same type of information being distinguished from each other out.For example, not departing from this
In the case where utility model range, " first " information can also be referred to as " second " information, and similar, " second " information can also be with
Referred to as " first " information.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, without departing from the principle of this utility model, several improvement and deformations can also be made, these improve and become
Shape is also considered as the protection scope of the utility model.
Claims (9)
1. a kind of noise reducing apparatus used on Pneumatic grinding machine, which is characterized in that filled including the first denoising device, the second noise reduction
Device is set and fixes, the fixed device is removably mounted on the sander, and first denoising device is installed on described
In fixed device, second denoising device is removably mounted on the fixed device, and the fixed device is by aluminium alloy material
Material production.
2. the noise reducing apparatus used on Pneumatic grinding machine as described in claim 1, which is characterized in that the fixed device packet
The shell for including fixing seat and being fastenedly connected with the fixing seat, the fixing seat are removably mounted to the polishing by fastener
On machine, the middle part of the shell is equipped with through-hole.
3. the noise reducing apparatus used on Pneumatic grinding machine as claimed in claim 2, which is characterized in that the fixing seat and outer
Shell passes through welded connecting.
4. the noise reducing apparatus used on Pneumatic grinding machine as claimed in claim 3, which is characterized in that the fixing seat is equipped with
First threaded hole, first denoising device include first connecting portion and the first noise elimination being fixedly connected with the first connecting portion
Portion, the first connecting portion are equipped with external screw thread, and the first connecting portion is connected through a screw thread with first threaded hole.
5. the noise reducing apparatus used on Pneumatic grinding machine as claimed in claim 4, which is characterized in that the top of the through-hole
Equipped with screw thread, second denoising device includes second connecting portion and the second noise elimination being fixedly connected with the second connecting portion
Portion, the second connecting portion are equipped with external screw thread, and the second connecting portion is connected through a screw thread with the through-hole.
6. the noise reducing apparatus used on Pneumatic grinding machine as claimed in claim 5, which is characterized in that the second connecting portion
Equipped with connecting hole, second noise elimination portion is inserted in the connecting hole.
7. the noise reducing apparatus used on Pneumatic grinding machine as claimed in claim 6, which is characterized in that the first connecting portion
Outer diameter be greater than first noise elimination portion outer diameter, be connected with the first limit between the first connecting portion and first noise elimination portion
Position device.
8. the noise reducing apparatus used on Pneumatic grinding machine as claimed in claim 7, which is characterized in that the second connecting portion
Outer diameter be greater than second noise elimination portion outer diameter, be connected with the second limit between the second connecting portion and second noise elimination portion
Position device.
9. the noise reducing apparatus used on Pneumatic grinding machine as claimed in claim 8, which is characterized in that the first limit dress
Setting with the second limiting device is nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820569698.2U CN208629207U (en) | 2018-04-20 | 2018-04-20 | A kind of noise reducing apparatus used on Pneumatic grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820569698.2U CN208629207U (en) | 2018-04-20 | 2018-04-20 | A kind of noise reducing apparatus used on Pneumatic grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208629207U true CN208629207U (en) | 2019-03-22 |
Family
ID=65731953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820569698.2U Active CN208629207U (en) | 2018-04-20 | 2018-04-20 | A kind of noise reducing apparatus used on Pneumatic grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208629207U (en) |
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2018
- 2018-04-20 CN CN201820569698.2U patent/CN208629207U/en active Active
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