CN105171608A - Muffler device - Google Patents
Muffler device Download PDFInfo
- Publication number
- CN105171608A CN105171608A CN201510320656.6A CN201510320656A CN105171608A CN 105171608 A CN105171608 A CN 105171608A CN 201510320656 A CN201510320656 A CN 201510320656A CN 105171608 A CN105171608 A CN 105171608A
- Authority
- CN
- China
- Prior art keywords
- ventilating opening
- noise reduction
- threaded portion
- reduction part
- post
- 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.)
- Pending
Links
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
-
- 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
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Exhaust Silencers (AREA)
Abstract
The invention relates to a muffler device used for an angle ventilating millstone machine. The muffler device comprises a support, a first muffling piece and a second muffling piece. The support is a table body. The first muffling piece and the second muffling piece are cylindrical and connected to and arranged on the support. The muffler device has the beneficial effects that noise generated by airflow at an air outlet is lowered, harm to operation staff is reduced, and furthermore, the muffler device can be detached and cleaned conveniently due to the threaded design.
Description
Technical field
The present invention relates to machine tool, particularly relate to the muffler assembly that a kind of angle pneumatic grinding mill uses.
Background technology
Angle pneumatic grinding mill is one of mechanized tool, be applicable to the front groove of welding in welding procedure, the reconditioning of weld seam and the rear seam surface of welding or sheet metal, use extensively in the manufacturings such as machine tool, automobile and tractor, shipbuilding, can enhance productivity, reduce labor intensity raising suface processing quality.
In existing angle pneumatic grinding mill, air outlet produces strong stock air-flow, while producing a large amount of noise, damages the ear-drum of operative employee.
Summary of the invention
The object of this invention is to provide one and can reduce pneumatic grinding mill noise, reduce the muffler assembly to operating personnel's actual bodily harm.
According to an aspect of the present invention, provide a kind of muffler assembly, comprise bearing, first noise reduction part and the second noise reduction part, bearing is stage body, and the first noise reduction part and the second noise reduction part are tubbiness, and the first noise reduction part and the second noise reduction part are connected with bearing respectively and are arranged on bearing.Be arranged on bearing by the first noise reduction part and the second noise reduction part, form muffler assembly.
In some embodiments, bearing comprises support body and is arranged at the connecting hole post above support body side, support body surface configuration is triangle, through and the opening in connecting hole post two ends, the side that bearing does not arrange connecting hole post is provided with the first ventilating opening on the surface, first ventilating opening is identical with connecting hole post bore, and one end that connecting hole post is not connected with the first ventilating opening is provided with the second ventilating opening.Bearing is connected with pneumatic grinding mill air outlet, and in the pneumatic grinding mill course of work, air-flow is discharged from air outlet, enters muffler assembly by connecting hole post.
In some embodiments, connecting hole post cylinder sidewall is provided with the first threaded portion and the second threaded portion near one end of support body, first one end, threaded portion is connected with support body, the end surface that first threaded portion is not connected with support body is provided with the second threaded portion, and the anchor ring diameter of the first threaded portion is greater than the anchor ring diameter of the second threaded portion.
In some embodiments, support body surface configuration is polygon.Support body surface configuration should be corresponding with pneumatic grinding mill air outlet, and when pneumatic grinding mill air outlet is other arbitrary polygon shapes, support body surface also can be polygon.
In some embodiments, first noise reduction part comprises the first noumenon, 3rd ventilating opening and the first through hole, the first noumenon is barrel-shaped, the first noumenon one end open place is the 3rd ventilating opening, and the 3rd ventilating opening overall diameter is greater than the first ventilating opening and the second ventilating opening overall diameter, and the 3rd ventilating opening overall diameter is equal with the anchor ring overall diameter of the first threaded portion, the first noumenon post jamb is provided with multiple first through hole along anchor ring, between inside the first noise reduction part post jamb and outside connecting hole post post jamb, forms first passage.
In some embodiments, the first noumenon is provided with the second internal thread matched with the second threaded portion inside the post jamb of the 3rd ventilating opening.On first noise reduction part, the second internal thread is engaged with the second threaded portion and screws, and the first noise reduction part and bearing are fixed.Design of Screw Thread make muffler assembly for convenience detach and cleaning.
In some embodiments, the open surface area sum of multiple first through hole is greater than the open surface area of the first ventilating opening.
In some embodiments, second muffler comprises the second body, 4th ventilating opening and the second through hole, second body is barrel-shaped, second body one end open place is the 4th ventilating opening, 4th ventilating opening overall diameter is greater than the first threaded portion anchor ring overall diameter, and the second body bottom portion surface is provided with multiple second through hole, forms second channel between inside the second noise reduction part post jamb and outside the first noise reduction part post jamb.
In some embodiments, the second body is provided with the first internal thread matched with the first threaded portion inside the post jamb of the 4th ventilating opening.On second noise reduction part, the first internal thread is engaged with the first threaded portion and screws, and makes the second noise reduction part fixing with on bearing.Design of Screw Thread make muffler assembly for convenience detach and cleaning.
In some embodiments, the open surface area sum of multiple second through hole is greater than the open surface area of the first ventilating opening.
Accompanying drawing explanation
Fig. 1 is the sectional view of muffler assembly in an embodiment of the present invention;
Fig. 2 is the bearing schematic perspective view of muffler assembly in an embodiment of the present invention;
Fig. 3 is the bearing top view of muffler assembly in an embodiment of the present invention;
Fig. 4 is the bearing upward view of muffler assembly in an embodiment of the present invention;
Fig. 5 is the bearing phantom sectional view of muffler assembly in an embodiment of the present invention;
Fig. 6 is the first noise reduction part structural representation of muffler assembly in an embodiment of the present invention;
Fig. 7 is the second noise reduction part structural representation of muffler assembly in an embodiment of the present invention;
Fig. 8 is the second noise reduction part sectional view of muffler assembly in an embodiment of the present invention.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments the present invention is described in further detail explanation.
Fig. 1 to Fig. 8 show schematically show the muffler assembly according to one embodiment of the present invention.As shown in the figure, muffler assembly comprises: bearing 100, the first noise reduction part 200, second noise reduction part 300.First noise reduction part 200 and the second noise reduction part 300 are connected with bearing 100 respectively and are arranged on bearing 100.
As shown in Figures 2 to 5, bearing 100 is in stage body, and bearing 100 comprises support body 101 and is arranged at the connecting hole post 103 above support body 101 side.Through and the opening in connecting hole post 103 two ends, the side that bearing 100 does not arrange connecting hole post 103 is provided with the first ventilating opening 105 on the surface, first ventilating opening 105 is identical with connecting hole post 103 bore, and the other end that connecting hole post 103 is connected with the first ventilating opening 105 is provided with the second ventilating opening 107.Support body 101 surface is triangular in shape, and an Atria drift angle place is all provided with installing hole 109 respectively.Support body 101 is connected with pneumatic grinding mill air outlet, and support body 101 surface configuration should be corresponding with pneumatic grinding mill air outlet, then, in other embodiments of the present invention, support body 101 surface also can be other shapes.
Connecting hole post 103 cylinder sidewall is provided with the first threaded portion 111 and the second threaded portion 113 near one end of support body 101, first one end, threaded portion 111 is connected with support body 101, the end surface that first threaded portion 111 is not connected with support body 101 is provided with the second threaded portion 113, and the anchor ring diameter of the first threaded portion 111 is greater than the anchor ring diameter of the second threaded portion 113.
As shown in Figure 6, the first noise reduction part 200 comprises the first noumenon 201, the 3rd ventilating opening 203 and the first through hole 205.The first noumenon 201 is that the cylinder of one end open is barrel-shaped.The first noumenon 201 one end open place is that the 3rd ventilating opening the 203, three ventilating opening 203 overall diameter is greater than the first ventilating opening 105 and the second ventilating opening 107 overall diameter.The overall diameter of the 3rd ventilating opening 203 equals the anchor ring overall diameter of the first threaded portion 111.The first noumenon 201 is provided with the second internal thread 207 matched with the second threaded portion 113 inside the post jamb of the 3rd ventilating opening 203.The first noumenon 201 post jamb is provided with 6 the first through holes 205 along anchor ring.6 the first through hole 205 openings are circular, and the surface area sum of 6 the first through holes 205 is greater than the open surface area of the first ventilating opening.First noise reduction part 200 second internal thread 207 is engaged with the second threaded portion 113, and screws, then form first passage 209 between inside the first noise reduction part 200 post jamb and outside connecting hole post 103 post jamb.
As shown in Fig. 7 to Fig. 8, the second noise reduction part 300 comprises the second body the 301, four ventilating opening 303 and the second through hole 305.Second body 301 is that the cylinder of one end open is barrel-shaped.Second body 301 one end open place is that the 4th ventilating opening the 303, four ventilating opening 303 overall diameter is greater than the 3rd ventilating opening 203 overall diameter.4th ventilating opening 303 overall diameter is greater than the anchor ring overall diameter of the first threaded portion 111.Second body 301 is provided with the first internal thread 307 matched with the first threaded portion 111 inside the post jamb of the 4th ventilating opening 303.Second body 301 lower surface is provided with 5 the second through holes 305.5 the second through hole 305 openings are circular, and the surface area sum of 5 second through holes 305 is greater than the open surface area of the first ventilating opening.Second noise reduction part 300 first internal thread 307 is engaged with the first threaded portion 111, and screws, then form second channel 309 between inside the second noise reduction part 300 post jamb and outside the first noise reduction part 200 post jamb.
During use, the first noise reduction part 200 is sheathed on connecting hole post 103, and on the first noise reduction part 200, the second internal thread 207 is engaged with the second threaded portion 113 and screws, and the first noise reduction part 200 is fixed.Second noise reduction part 300 is sheathed on the first noise reduction part 200, and on the second noise reduction part 300, the first internal thread 307 is engaged with the first threaded portion 111 and screws, and the second noise reduction part 300 is fixed in support body 101.Form muffler assembly.
Muffler assembly, through installing hole 109, is fixedly installed on pneumatic grinding mill air outlet by screw.Air-flow enters muffler assembly from the first ventilating opening 105, and through connecting hole post 103 passage, collide at the bottom of bucket with inside drum-shaped the first noumenon 201, current rate weakens, and forms first time noise reduction.After first time noise reduction, air-flow is by after first passage 209, and through 6 the first through holes 205, collide with the second body 301 inwall, current rate weakens again, completes second time noise reduction.Then, air-flow enters second channel 309, collides at the bottom of bucket through inside second channel 309 and the second body 301, and finally discharges from 5 the second through holes 305, and current rate weakens again, completes third time noise reduction.
Be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
A series of detailed description listed is above only illustrating for possible embodiments of the present invention; they are also not used to limit the scope of the invention, all do not depart from Equivalent embodiments of the present invention or change all should be included within protection scope of the present invention.
Claims (5)
1. muffler assembly, it is characterized in that, device comprises bearing (100), first noise reduction part (200) and the second noise reduction part (300), described bearing (100) is in stage body, described first noise reduction part (200) and described second noise reduction part (300) are in tubbiness, and described first noise reduction part (200) and described second noise reduction part (300) are connected with bearing (100) respectively and are arranged on described bearing (100).
2. muffler assembly according to claim 1, it is characterized in that, described bearing (100) comprises support body (101) and is arranged at the connecting hole post (103) above described support body (101) side, through and the opening in described connecting hole post (103) two ends, the side that described bearing (100) does not arrange described connecting hole post (103) is provided with the first ventilating opening (105) on the surface, described first ventilating opening (105) is identical with described connecting hole post (103) bore, one end that described connecting hole post (103) is not connected with described first ventilating opening (105) is provided with the second ventilating opening (107).
3. muffler assembly according to claim 2, it is characterized in that, described connecting hole post (103) cylinder sidewall is provided with the first threaded portion (111) and the second threaded portion (113) near one end of described support body (101), described first threaded portion (111) one end is connected with described support body (101), the end surface that described first threaded portion (111) is not connected with described support body (101) is provided with described second threaded portion (113), the anchor ring diameter of described first threaded portion (111) is greater than the anchor ring diameter of described second threaded portion (113),
Described support body (101) surface configuration is polygon.
4. the muffler assembly according to any one of claims 1 to 3, it is characterized in that, described first noise reduction part (200) comprises the first noumenon (201), 3rd ventilating opening (203) and the first through hole (205), described the first noumenon (201) is for barrel-shaped, described the first noumenon (201) one end open place is described 3rd ventilating opening (203), described 3rd ventilating opening (203) overall diameter is greater than described first ventilating opening (105) and described second ventilating opening (107) overall diameter, described 3rd ventilating opening (203) overall diameter is equal with the anchor ring overall diameter of described first threaded portion (111), described the first noumenon (201) post jamb is provided with multiple described first through hole (205) along anchor ring, first passage (209) is formed between inside described first noise reduction part (200) post jamb and outside described connecting hole post (103) post jamb, described the first noumenon (201) is provided with the second internal thread (207) matched with described second threaded portion (113) inside the post jamb of described 3rd ventilating opening (203), the open surface area sum of described multiple first through hole (205) is greater than the open surface area of described first ventilating opening (105).
5. the muffler assembly according to any one of claim 1 or 2 or 3 or 4, it is characterized in that, described second muffler comprises the second body (301), 4th ventilating opening (303) and the second through hole (305), described second body (301) is for barrel-shaped, described second body (301) one end open place is described 4th ventilating opening (303), described 4th ventilating opening (303) overall diameter is greater than described first threaded portion (111) anchor ring overall diameter, described second body (301) lower surface is provided with multiple described second through hole (305), second channel (309) is formed between inside described second noise reduction part (300) post jamb and outside described first noise reduction part (200) post jamb, described second body (301) is provided with the first internal thread (307) matched with described first threaded portion (111) inside the post jamb of described 4th ventilating opening (303), the open surface area sum of described multiple second through hole (305) is greater than the open surface area of described first ventilating opening (105).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510320656.6A CN105171608A (en) | 2015-06-05 | 2015-06-05 | Muffler device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510320656.6A CN105171608A (en) | 2015-06-05 | 2015-06-05 | Muffler device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105171608A true CN105171608A (en) | 2015-12-23 |
Family
ID=54894277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510320656.6A Pending CN105171608A (en) | 2015-06-05 | 2015-06-05 | Muffler device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105171608A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106002582A (en) * | 2016-07-25 | 2016-10-12 | 无锡市曙光高强度紧固件有限公司 | Processing equipment for polishing machine used for metal surface processing |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2075123U (en) * | 1989-09-20 | 1991-04-17 | 沈阳重型机器厂 | Noise silencer for grinding end surfaces with steam grinding wheel |
| TWM325187U (en) * | 2007-07-31 | 2008-01-11 | Sunmatch Ind Co Ltd | Silencer of pneumatic tool with easy mounting/dismounting features |
| TW200821089A (en) * | 2006-11-03 | 2008-05-16 | Storm Pneumtic Tool Co Ltd | Pneumatic grinder having improved muffling structure |
| CN201511298U (en) * | 2009-09-23 | 2010-06-23 | 中国第一汽车集团公司 | Power ascending muffler of vibrating machine |
| CN102699785A (en) * | 2012-06-15 | 2012-10-03 | 葛明建 | Silencer device |
| CN203343833U (en) * | 2013-07-24 | 2013-12-18 | 陕西重型汽车有限公司 | Pneumatic angle grinder silencer |
-
2015
- 2015-06-05 CN CN201510320656.6A patent/CN105171608A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2075123U (en) * | 1989-09-20 | 1991-04-17 | 沈阳重型机器厂 | Noise silencer for grinding end surfaces with steam grinding wheel |
| TW200821089A (en) * | 2006-11-03 | 2008-05-16 | Storm Pneumtic Tool Co Ltd | Pneumatic grinder having improved muffling structure |
| TWM325187U (en) * | 2007-07-31 | 2008-01-11 | Sunmatch Ind Co Ltd | Silencer of pneumatic tool with easy mounting/dismounting features |
| CN201511298U (en) * | 2009-09-23 | 2010-06-23 | 中国第一汽车集团公司 | Power ascending muffler of vibrating machine |
| CN102699785A (en) * | 2012-06-15 | 2012-10-03 | 葛明建 | Silencer device |
| CN203343833U (en) * | 2013-07-24 | 2013-12-18 | 陕西重型汽车有限公司 | Pneumatic angle grinder silencer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106002582A (en) * | 2016-07-25 | 2016-10-12 | 无锡市曙光高强度紧固件有限公司 | Processing equipment for polishing machine used for metal surface processing |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151223 |
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| WD01 | Invention patent application deemed withdrawn after publication |