CN102059608A - Sander - Google Patents
Sander Download PDFInfo
- Publication number
- CN102059608A CN102059608A CN2009102253475A CN200910225347A CN102059608A CN 102059608 A CN102059608 A CN 102059608A CN 2009102253475 A CN2009102253475 A CN 2009102253475A CN 200910225347 A CN200910225347 A CN 200910225347A CN 102059608 A CN102059608 A CN 102059608A
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- dust
- sander
- dust absorption
- groove
- guardrail
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- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a sander, comprising a shell, a sanding disc, a dust absorption channel and a dust absorption opening. The sanding disc is arranged below the shell; the dust absorption channel is arranged in the shell; the dust absorption opening is arranged on the sanding disc and connected with the dust absorption channel; a dust prevention guardrail is arranged between the dust absorption channel and the dust absorption opening; and the dust prevention guardrail is provided with a vent hole. Because the dust prevention guardrail is arranged between the dust absorption channel and the dust absorption opening, the splashing of the dust can be prevented, and the dust absorption efficiency can be improved. The sander has simple structure.
Description
Technical field
The present invention relates to a kind of sander, especially a kind of sander with dustproof guardrail.
Background technology
At present, sander is widely used in the polishing sanding on metope or ground.The motor of the driving force of providing is provided sander, and motor is connected to dynamic transfer system and is positioned within the shell of sander.Sander also has the work chassis, and motor to being connected, is pasted with abrasive material such as sand paper in the bottom surface on work chassis by dynamic transfer system and work chassis.During work, motor drives the chassis and makes axial rotation around one, and the sand paper of attaching will correspondingly rotate, and the surface of the work that polish is polished, thereby make it smooth smooth.
Yet in the bruting process of reality, polishing can produce a large amount of dust when contacting to sand paper with surface of the work, and these dust are thrown out of the external world along with the high speed rotating on work chassis, and therefore the dust that splashes can influence operator's sight line, reduces operating efficiency.What is more, in a large amount of dust persons' of being operated the respiratory system suction body, influences operator's health, and its health is caused very big harmfulness.So present sander generally all can be provided with dust collecting system.Dust collecting system comprises fan, dust absorption passage and dust bag.Fan is arranged at the inside of sander, its effect is to rotate formation air-flow drive dust by fan to move to a certain direction, design the access portal that several contact with the polishing surface on the chassis of sander, these access portal connect an end of dust absorption passage, the other end of dust absorption passage connects the dust bag of peripheral hardware, fan rotates and makes dust be entered dust absorption passage, and the dust that produces during with work sucks dust absorption passage and enters dust bag at last.Operation finishes the unified processing of dust.
But such dust suction mode also has shortcoming.Although most dust can be siphoned away by above-mentioned dust collecting system, there is the part dust to spill from the junction of access portal and dust absorption passage, the operator is impacted.To this, disclose a kind of improvement means as U.S. Pat 4381628 and US4616449.The baffle plate of annular is set on the sander shell of work chassis periphery, and baffle plate can effectively block the dust that outwards sputters.But baffle plate has also blocked air enters dust absorption passage from the external world circulation simultaneously, reduces the dust collection efficiency of knowing clearly on the whole, and actual pick-up performance situation is unsatisfactory.
Summary of the invention
The object of the present invention is to provide and a kind ofly can prevent that dust from splashing and the efficient sander of dust suction.
The present invention for the technical scheme that solution prior art problem is adopted is: a kind of sander, comprise housing, be arranged under the housing side emery disc, be arranged at the dust absorption passage in the housing and be positioned at emery disc on and the suction port that is connected with dust absorption passage, dustproof guardrail is set between dirt mouth and dust absorption passage, it is characterized in that: described dustproof guardrail has passage.
Preferably, emery disc has a bottom surface, and dustproof guardrail has a bottom, and the bottom is higher than the bottom surface of described emery disc.
Preferably, dustproof guardrail is to be arranged on the housing around ground.
Preferably, dustproof guardrail is made of bristle.
Preferably, bristle is shaped as waveform.
Preferably, dustproof guardrail also has a fixture, and the housing of fixture and sander is fixed.
Preferably, housing has a draw-in groove, and fixture has a lug boss, and lug boss engages with draw-in groove.
Preferably, fixture has a groove, and an end of bristle is fixed in the groove.
Preferably, the emery disc periphery of sander is provided with a guard shield, and dustproof guardrail is arranged on the guard shield.
Preferably, dustproof guardrail is made of felt.
Compared with prior art, beneficial effect of the present invention is: block by dustproof the protecting that is arranged on the sander, play the effect that prevents that dust from splashing and improving dust collection efficiency, and also simple in structure, easy to use.
Description of drawings
Above-described purpose of the present invention, technical scheme and beneficial effect can be described and clearly acquisition simultaneously in conjunction with the accompanying drawings by the following detailed description that can realize specific embodiments of the invention.
Identical label in accompanying drawing and the specification is used to represent element identical or that be equal to symbol.
Fig. 1 is the sander partial cutaway schematic of one embodiment of the invention.
Fig. 2 is the partial enlarged drawing of the dustproof guardrail of one embodiment of the invention.
Fig. 3 is the sander of one embodiment of the invention and the exploded perspective view of dustproof guardrail.
Fig. 4 is the sander partial cutaway schematic of another embodiment of the present invention.
Fig. 5 is the sander of another embodiment of the present invention and the exploded perspective view of dustproof guardrail.
Wherein,
1. sander 2. housings 3. emery discs
31. bottom surface 32. sand paper, 33 suction ports
4. pivot 5. dust collect plants 7. dust absorption passages
71. arrival end 711. first arrival ends 712. second arrival ends
72. the port of export 73. spatial accommodations 8. dust exhausting fans
10. dustproof guardrail 11. bottoms 12. fixtures
13. lug boss 14. grooves 15. draw-in grooves
16. groove 100. passages 120. guard shields
121. first fixed part, 122. second fixed parts, 123. support portions
124. groove W. workpiece
The specific embodiment
The present invention has come out with a kind of sander that improves pick-up performance, now describes with specific embodiment.
Please refer to shown in Figure 1ly, sander 1 comprises housing 2 and is positioned at the emery disc 3 of housing 2 belows.Housing 2 inside are provided with a driving element (not shown), and driving element can be that power-actuated motor also can be the air pressure rotor that air pressure drives.Also be provided with pivot 4 in the housing 2, an end of pivot 4 connects driving element, and the other end of pivot 4 connects emery disc 3, and driving element produces driving force and rotates by pivot 4 drive emery discs 3.Also be provided with a cooling fan on the pivot 4, the effect of cooling fan is to produce wind-force cooling driving element.
Also be provided with dust absorption passage 7 and dust exhausting fan 8 in the housing 2.Dust absorption passage 7 is provided with an arrival end 71, a port of export 72 and spatial accommodation 73.The bottom surface 31 of emery disc 3 is provided with one or more suction ports 33, and the place of sand paper 32 corresponding these suction ports is provided with opening equally.The arrival end 71 of dust absorption passage 7 comprises first arrival end 711 and second arrival end 712.First arrival end 711 of dust absorption passage 7 and suction port 33 are communicated with, and suction port 33 contacts with the surface of workpiece W, suck dust when being convenient to work.Second arrival end 711 of dust absorption passage 7 is positioned on the shell 2 and close emery disc 3, second arrival end 711 is communicated with extraneous, play the circulation effect of sander 1 inner air and outer air, during work, dust mouthfuls 33 sucks and enters dust absorption passage by first arrival end 711 from giving a dinner of welcome, and 711 of second arrival ends provide from suction port and siphon away the necessary air of dust.72 of the ports of export of dust absorption passage 7 are positioned at outside the housing 2, and the port of export 72 of dust absorption passage 7 can connect a dust collect plant 5 that is used to collect dust, also can directly link to each other with external equipments such as dustbins, and dust just is discharged from sander 1 like this.The spatial accommodation 73 of dust absorption passage 7 is positioned at housing 2, spatial accommodation 73 holds dust exhausting fan 8, dust exhausting fan 8 is connected in pivot 4, during work, dust exhausting fan 8 is that axle rotates and produce wind-force around pivot 4, the dust that the effect of wind-force produces when making work enters the arrival end 71 of dust absorption passage from the suction port 33 of emery disc 3, by dust absorption passage 7, and discharges from the port of export 72.
Dustproof guardrail 10 is positioned at the outside of housing 2, and the position between suction port 33 and dust absorption passage 7 in vertical direction, promptly probably is positioned at the outside of second arrival end 712.Have several passages 100 on the dustproof guardrail 10, the aperture of these passages is enough little, can stop the dust that sucks from suction port 33 and outwards splash from second arrival end 712, does not influence the circulation of air simultaneously again.Like this, dustproof guardrail comes under the prerequisite of dust suction in the circulation of air that utilizes that does not influence script, and can stop that again dust is splashed to the outside of sander 1, thereby improve the pick-up performance of sander 1, and also simple in structure.It should be noted that dustproof guardrail 10 has a bottom 11, on the vertical height direction, have the i.e. lowest part of dustproof guardrail 10 in bottom 11.There is a very little difference in height bottom 11 apart from the bottom surface 31 of emery disc 3, and promptly bottom 11 is higher than the bottom surface.In other words, dustproof exactly guardrail 10 is not attached to the surperficial gapped of the surface of workpiece W and workpiece, makes the dustproof guardrail 10 can be by the wear of work like this, and air can also be realized inside and outside the circulation by the gap simultaneously.The gap is very little again simultaneously, and dust is siphoned away by dust collecting system, can not overflow from the gap.
Please refer to Fig. 1 to shown in Figure 3, in the present embodiment, dustproof guardrail 10 is structure ringwise, can be arranged on the shell 2 around sander, keeps all 360 angles that the dustproof effect is all arranged.In addition, dustproof guardrail 10 is made of several bristles, and especially, the shape of each bristle can be a waveform.Like this, bristle dustproof guardrail 10 surfaces that form that are superimposed have many passages 100, and air-flow can pass through these passages, and dust then is blocked because pore size concerns.Simultaneously, dustproof guardrail 10 also has a fixture 12.Fixture 12 and the dustproof guardrail 10 corresponding loop configuration that are comprise lug boss 13 and annular groove 14.The groove 14 of annular is downward relatively, and an end of bristle is fixedly connected in the groove 14.The shell 2 of sander 1 has draw-in groove 15 and groove 16 near the place of emery disc 3, draw-in groove 15 slightly tilted around 2 one weeks of shell and draw-in groove 15 relative horizontal planes, the lower end trough rim of draw-in groove 15 is connected with groove 16, and in the present embodiment, groove 16 numbers are two and relatively are arranged on radially two ends.The lug boss 13 of fixture 12 snaps in draw-in groove 15 from groove 16 from bottom to top like this, the lug boss 13 of fixture 12 can slide along draw-in groove then, lug boss 13 is just in 15 li relative fixed of draw-in groove behind the segment distance that slides, can not skid off from groove 16 easily, thereby realize the fixing of dustproof guardrail 10 and shell 2.
Fig. 4 and Figure 5 shows that another embodiment.In the present embodiment, dustproof guardrail 10 is the felt structure, and felt has one deck base cloth, on the surface of base cloth single fiber is fixed by process means, for example needling process.The fiber of crossing through PROCESS FOR TREATMENT has bigger fiber surface area, and its surface forms passage, again by after the surperficial press polish PROCESS FOR TREATMENT, makes fiber can better adsorb short grained dust, and passage does not influence the circulation of air again simultaneously.
Felt attaches and is fixed on the guard shield 120, and the guard shield 120 that is positioned at sander shell 2 and emery disc 3 outsides is the supporting construction of a circle, comprises first fixed part 121, second fixed part 122 and support portion 123.First fixed part 121 and second fixed part 122 have loop configuration, first fixed part 121 is arranged at the top of second fixed part 122, and fixedly connected by a plurality of support portions 123 between first fixed part 121 and second fixed part 122, there is the space between a plurality of support portions 123, keeps the circulation of air.On first fixed part 121 side relative, have holddown groove 124 respectively, make things convenient for felt to be inserted into holddown groove 124 with second fixed part.Felt just can be arranged on the periphery of sander 1 by guard shield 120 like this, blocks dust and splashes to the external world, and dust is all siphoned away by dust collecting system, thereby reaches the purpose that promotes the dust suction at sanding machine effect.
The above embodiments only are the most preferred embodiments that provides in order to allow those skilled in the art understand the present invention.The present invention is not limited in above-mentioned specific embodiment.Any those skilled in the art easily full of beard and improvement all within inventive concept of the present invention.
Claims (10)
1. sander, comprise housing, be arranged under the housing side emery disc, be arranged at the dust absorption passage in the housing and be positioned at described emery disc on and the suction port that is connected with described dust absorption passage, between described suction port and described dust absorption passage dustproof guardrail is set, it is characterized in that: described dustproof guardrail has passage.
2. sander according to claim 1 is characterized in that: described emery disc has a bottom surface, and described dustproof guardrail has a bottom, and described bottom is higher than the described bottom surface of described emery disc.
3. sander according to claim 1 is characterized in that: described dustproof guardrail is to be arranged on the described housing around ground.
4. sander according to claim 1 is characterized in that: described dustproof guardrail is made of bristle.
5. sander according to claim 4 is characterized in that: described bristle be shaped as waveform.
6. sander according to claim 4 is characterized in that: described dustproof guardrail also has a fixture, and the described housing of described fixture and described sander is fixed.
7. sander according to claim 6 is characterized in that: described housing has a draw-in groove, and described fixture has a lug boss, and described lug boss engages with described draw-in groove.
8. sander according to claim 6 is characterized in that: described fixture has a groove, and an end of described bristle is fixed in the described groove.
9. sander according to claim 1 is characterized in that: the described emery disc periphery of described sander is provided with a guard shield, and described dustproof guardrail is arranged on the described guard shield.
10. sander according to claim 9 is characterized in that: described dustproof guardrail is made of felt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102253475A CN102059608A (en) | 2009-11-16 | 2009-11-16 | Sander |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102253475A CN102059608A (en) | 2009-11-16 | 2009-11-16 | Sander |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102059608A true CN102059608A (en) | 2011-05-18 |
Family
ID=43995209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102253475A Pending CN102059608A (en) | 2009-11-16 | 2009-11-16 | Sander |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102059608A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102430981A (en) * | 2011-12-09 | 2012-05-02 | 傅月华 | Self-dust absorption type polishing machine |
| CN102794684A (en) * | 2012-08-31 | 2012-11-28 | 浙江东晶电子股份有限公司 | Polishing method for metal sealed electrode of minimized crystal resonator |
| CN107877282A (en) * | 2016-09-30 | 2018-04-06 | 浙江博来工具有限公司 | A kind of wall surface grinding machine with dust exhaust apparatus |
| CN113894666A (en) * | 2021-10-11 | 2022-01-07 | 北京汽车集团越野车有限公司 | Waxing and polishing equipment |
-
2009
- 2009-11-16 CN CN2009102253475A patent/CN102059608A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102430981A (en) * | 2011-12-09 | 2012-05-02 | 傅月华 | Self-dust absorption type polishing machine |
| CN102794684A (en) * | 2012-08-31 | 2012-11-28 | 浙江东晶电子股份有限公司 | Polishing method for metal sealed electrode of minimized crystal resonator |
| CN107877282A (en) * | 2016-09-30 | 2018-04-06 | 浙江博来工具有限公司 | A kind of wall surface grinding machine with dust exhaust apparatus |
| CN113894666A (en) * | 2021-10-11 | 2022-01-07 | 北京汽车集团越野车有限公司 | Waxing and polishing equipment |
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| PB01 | Publication | ||
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Application publication date: 20110518 |