CN109514432A - Grinding head for metal parts processing - Google Patents
Grinding head for metal parts processing Download PDFInfo
- Publication number
- CN109514432A CN109514432A CN201811338959.0A CN201811338959A CN109514432A CN 109514432 A CN109514432 A CN 109514432A CN 201811338959 A CN201811338959 A CN 201811338959A CN 109514432 A CN109514432 A CN 109514432A
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- China
- Prior art keywords
- core
- housing
- wall
- inner housing
- outer housing
- 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.)
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Classifications
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- 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
- B24B45/00—Means for securing grinding wheels on rotary arbors
- B24B45/006—Quick mount and release means for disc-like wheels, e.g. on power tools
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- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
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- 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
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- 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
- B24B55/06—Dust extraction equipment on grinding or polishing machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The present invention discloses a kind of grinding head for metal parts processing, including outer housing, inner housing, core and swivel head, the inner housing is located in outer housing, the core is rotatably set in inner housing, the swivel head and core installation connect, the inner and outer wall of the inner housing is cylindrical surface, it the central axis on inner housing outer wall cylindrical surface and the centerline axis parallel on inner housing inner wall cylindrical surface and is not overlapped, to form the first parallel lug boss on interior housing exterior walls, second lug boss and third protrusion portion, the inner housing outer wall connect the top chock lower surface and inner housing top surface with outer housing inner wall close-fitting and connects, the air inlet pipe of one with air inlet perforation are connected on the intake section, the escape pipe of at least two with air reservoir perforation are connected in the outlet portion.The setting of top cover of the present invention, structure is simple, the convenient dismounting to component, while the internal structures such as core being protected not influenced by external dust etc., extends the service life of component.
Description
Technical field
The present invention relates to a kind of grinding heads for metal parts processing, belong to Electronic product precision part processing technology neck
Domain.
Background technique
Surface structure part/accessory of most of mobile phone, laptop is using metal material, metal material currently on the market
Molding mainly have a modes such as aluminium extruded, die casting, forging and stamping, no matter which kind of molding mode, CNC machining center is both needed to after molding and is added
Work, due to that, there are the bad orders phenomenon such as knife mark, scuffing, need to be passivated to workpiece, sanding and polishing, spray in CNC process
A series of appearance reprocessing such as painting, anodic oxidation.And in the grinding process, the consumption of grinding head is very serious, needs often
Replacement, had not only reduced the efficiency of production but also had improved the cost of processing.
Summary of the invention
The object of the present invention is to provide a kind of grinding heads for metal parts processing, this is used for grinding for metal parts processing
The setting of bistrique top cover, structure is simple, the convenient dismounting to component, while protecting the internal structures such as core not by external dust etc.
Influence, extend the service life of component.
In order to achieve the above objectives, the technical solution adopted by the present invention is that: it is a kind of for metal parts processing grinding head, packet
Outer housing, inner housing, core and swivel head are included, the inner housing is located in outer housing, and the core is rotatably set to interior
In shell, the swivel head and core installation are connected；
The inner and outer wall of the inner housing is cylindrical surface, in the central axis and inner housing on inner housing outer wall cylindrical surface
It the centerline axis parallel on wall cylindrical surface and is not overlapped, so that the wall thickness of inner housing is gradually incremented by upwards in semi-circumference, it is described
Tool is there are two annular groove disposed in parallel on inner housing outer wall, thus formed on interior housing exterior walls the first parallel lug boss,
Second lug boss and third protrusion portion, the inner housing outer wall is connect with outer housing inner wall close-fitting, thus in outer housing and inner casing
The first cavity and the second cavity are formed between two annular grooves of body, are provided on the intracorporal annular groove inner wall of the first chamber several
Air inlet is provided with several air outlets on the intracorporal annular groove inner wall of the second chamber；
The central axis of the core is overlapped with the central axis on inner housing outer wall cylindrical surface, and the core includes upper axle portion, drive
Dynamic portion and lower shaft portion, this core is rotatably installed in outer housing by top chock, step, under the top chock
Surface and inner housing top surface connect, and the step is set in outer housing and is located at below inner housing, the core
On be circumferentially equidistantly provided with several blade grooves, driving blade has been respectively embedded into this blade groove, has been arranged on the outer housing
There are air inlet and air outlet, the air inlet and the first cavity penetrate through, and the gas outlet and the second cavity penetrate through；
The lower shaft portion end of the core is connected with a rotation shell, has a mounting base in this rotation shell, this mounting base passes through one
Bearing is rotatably installed in rotation shell, and the swivel head is connect with mounting base, in the mounting base, bearing and swivel head
Mandrel line is overlapped, and the central axis of the swivel head is not overlapped with the central axis of core lower shaft portion；
The rotation shell further comprises interconnecting piece and housing section, be provided on the interconnecting piece one for core lower shaft portion insertion
Through-hole, the lower shaft portion end are set with a rubber ring, this rubber ring is embedded in the groove of through-hole wall, the shell of the rotation shell
It is respectively arranged with the bearing in body portion, there is a seal washer below this bearing, be provided with one below the seal washer
Annular gasket, this gasket are installed in housing section by a circlip, in the groove of the circlip insertion housing section inner wall, the peace
Filling seat includes trunk portion and end, and the trunk portion sequentially passes through gasket, seal washer and bearing, and the inner ring close-fitting with bearing
Connection, the end of the mounting base and gasket connect；A washer is set in the lower shaft portion of the core, the insertion of this washer
In the through-hole of step upper surface, and the upper surface of washer is higher than the upper surface of step；
Also be installed on tracheae mounting base on outer housing with one, this tracheae mounting base includes intake section and outlet portion, it is described go out
Gas portion has a convex block close to the side of outer housing, and the air reservoir of one with gas outlet perforation, the intake section are provided on this convex block
On be connected with the air inlet pipe of one with air inlet perforation, the gas outlet is greater than air inlet, is connected at least two in the outlet portion
A escape pipe with air reservoir perforation.
Further improved scheme is as follows in above-mentioned technical proposal:
1. in above scheme, in the upper axle portion insertion top chock of the core, the lower shaft portion of the core is embedded in step
Interior, the driving part is in inner housing.
2. in above scheme, the swivel head is installed in the lower shaft portion of core.
3. in above scheme, there is internal screw thread, the interconnecting piece insertion outer housing of a top cover is simultaneously at the outer housing upper opening
It is threadedly coupled with outer housing.
4. in above scheme, a sealing ring is provided between the top cover and outer housing.
5. in above scheme, the lower shaft portion of the core is sequentially embedded step and rotation shell top, and passes through a pin
Nail is connect with rotation shell.
6. in above scheme, there is one second flange part on the outer wall of the outer housing, be provided with institute on this second flange part
The air inlet stated is provided with the gas outlet on the outer housing below this second flange part.
7. in above scheme, the lower surface of the upper surface of the convex block and the second flange part is connected.
8. in above scheme, the tracheae mounting base is connect by several spacer pins and screw with the second flange part.
9. in above scheme, also there is an oil nozzle mechanism in the air inlet pipe.
Due to the application of the above technical scheme, compared with the prior art, the invention has the following advantages:
1, grinding head of the present invention for metal parts processing, the combination settings of inner and outer shell and core, clever structure, gas warp
It crosses the first cavity and enters inner housing, blow driving blade, driving blade drives core rotation, is discharged using the second cavity, core
The rotation of body drives swivel head rotation, realizes automatically grinding, and structure is simple, easy to use；In addition, the lower shaft portion end of its core
It is connected with a rotation shell, there is a mounting base in this rotation shell, this mounting base is rotatably installed on rotation shell by a bearing
Interior, the swivel head is connect with mounting base, and the central axis of the mounting base, bearing and swivel head is overlapped, the swivel head
Central axis is not overlapped with the central axis of core lower shaft portion, is driven swivel head to rotate indirectly by rotation shell and bearing, is prevented
There is the stuck situation of swivel head when excessive in lower amount of pressure, guarantees the flexible rotating of swivel head；And swivel head and driving swivel head
The core out-of-alignment eccentric setting of rotation improves the fine of polishing so that will not leave behind the trajectory line of polishing in bruting process
Degree.
2, grinding head of the present invention for metal parts processing, rotation shell further comprises interconnecting piece and housing section, institute
The through-hole that one is provided on interconnecting piece for the lower shaft portion insertion of core is stated, the lower shaft portion end is set with a rubber ring, this rubber
In the groove of circle insertion through-hole wall, the bearing, tool below this bearing are respectively arranged in the housing section of the rotation shell
There is a seal washer, is provided with an annular gasket below the seal washer, this gasket is installed in housing section by a circlip,
In the groove of the circlip insertion housing section inner wall, the mounting base includes trunk portion and end, and the trunk portion sequentially passes through
Gasket, seal washer and bearing, and connect with the inner ring close-fitting of bearing, the end of the mounting base and gasket connect, rubber
The setting of cushion rubber, seal washer and gasket successively enhances the sealing effect below grinding head, can effectively prevent steam and liquid
Enclosure interior is entered, the intracorporal component of protective shell prolongs its service life；In addition, being set with one in the lower shaft portion of its core
Washer, this washer are embedded in the through-hole of step upper surface, and the upper surface of washer is higher than the upper surface of step, washer
Setting so that between the lower surface of the driving portion and driving blade of step upper surface and core have small gap and
It does not contact, the abrasion to core driving portion and blade can be effectively prevent in rotary course, extend the time that it is used and do not have to warp
Often replacement improves production efficiency, save the cost.
3, grinding head of the present invention for metal parts processing also has a tracheae installation being installed on outer housing
Seat, this tracheae mounting base include intake section and outlet portion, and the outlet portion has a convex block, this convex block close to the side of outer housing
On be provided with the air reservoir of one with gas outlet perforation, be connected with the air inlet pipe of one with air inlet perforation on the intake section, it is described go out
Port is greater than air inlet, and the escape pipe of at least two with air reservoir perforation are connected in the outlet portion, and gas outlet is greater than air inlet
The setting of mouth and air reservoir can further form stable pressure difference inside housings, enhance driving force and driving to core
The stability of power further ensures the dynamics and stability of spin head；In addition, its tracheae mounting base and tracheae are set
It sets, the air inlet and air outlet on outer housing can be made to be in air-tight state, completely cut off liquid used in bruting process completely
Body avoids the intracorporal part of shell from getting rusty needing replacing or grinding head report from entering in air inlet perhaps gas outlet in shell
Useless situation had both extended the service life of grinding head, had saved cost, and eliminated the time of part exchanging, improved life
Produce efficiency.
4, the present invention is used for the grinding head of metal parts processing, has internal screw thread at outer housing upper opening, a top cover
Interconnecting piece insertion outer housing is simultaneously threadedly coupled with outer housing, and the setting of top cover, structure is simple, the convenient dismounting to component, simultaneously
It protects the internal structures such as core not influenced by external dust etc., extends the service life of component；In addition, its top cover and outer housing
Between be provided with a sealing ring, the setting of sealing ring, further such that core and external environs, prevent external dust, sky
The influence of steam in gas extends component service life；In addition, the following table face contact of the upper surface of its convex block and the second flange part connects
It connects, the setting of the second flange part is matched with the shape of tracheae mounting base upper protruding block, so that complete between tracheae mounting base and outer housing
It is bonded seamless, the guarantee intracorporal sealing effect of shell, to guarantee the stability of driving force entirely；In addition, also having in its air inlet pipe
There is an oil nozzle mechanism, oil can be blown into shell, to wrap up by the setting of oil nozzle mechanism by the gas that high speed is passed through with mist
The steam being blown into shell in gas, the intracorporal part of protective shell will not because of steam and there is a situation where corrosion, can not work,
It prolongs its service life.
Detailed description of the invention
Attached drawing 1 is grinding head partial structure sectional view of the present invention for metal parts processing；
Attached drawing 2 is the present invention for inner shell structure schematic diagram in the grinding head of metal parts processing；
Attached drawing 3 is the present invention for core structural decomposition diagram in the grinding head of metal parts processing；
Attached drawing 4 is grinding head internal structure cross-sectional view of the present invention for metal parts processing；
Attached drawing 5 is grinding head partial structurtes decomposition diagram of the present invention for metal parts processing；
Attached drawing 6 is grinding head partial structural diagram of the present invention for metal parts processing；
Attached drawing 7 is grinding head China and foreign countries schematic diagram of housing structure of the present invention for metal parts processing.
In the figures above: 1, outer housing；2, inner housing；3, core；4, swivel head；5, annular groove；601, the first lug boss；
602, the second lug boss；603, third protrusion portion；7, top cover；8, the first cavity；9, the second cavity；101, air inlet；102, go out
Air port；11, upper axle portion；12, driving portion；13, lower shaft portion；14, top chock；15, step；17, blade groove；18, it drives
Blade；19, air inlet；20, gas outlet；21, sealing ring；22, shell is rotated；23, mounting base；231, trunk portion；232, end；
24, bearing；25, pin；27, washer；31, interconnecting piece；32, housing section；33, rubber ring；34, seal washer；35, gasket；37,
Tracheae mounting base；371, intake section；372, outlet portion；373, convex block；374, air reservoir；38, air inlet pipe；39, escape pipe；40,
Circlip.
Specific embodiment
Embodiment 1: a kind of grinding head for metal parts processing, including outer housing 1, inner housing 2, core 3 and rotation
First 4, the inner housing 2 is located in outer housing 1, and the core 3 is rotatably set in inner housing 2, the swivel head 4 and core
The installation connection of body 3；
The inner and outer wall of the inner housing 2 is cylindrical surface, the central axis and inner housing on the 2 outer wall cylindrical surface of inner housing
It the centerline axis parallel on 2 inner wall cylindrical surfaces and is not overlapped, so that the wall thickness of inner housing 2 is gradually incremented by upwards in semi-circumference,
There are two annular grooves 5 disposed in parallel for tool on 2 outer wall of inner housing, to form parallel first on 2 outer wall of inner housing
Lug boss 601, the second lug boss 602 and third protrusion portion 603,2 outer wall of inner housing are connect with 1 inner wall close-fitting of outer housing,
To form the first cavity 8 and the second cavity 9, first cavity 8 between outer housing 1 and two annular grooves 5 of inner housing 2
It is provided with several air inlets 101 on interior 5 inner wall of annular groove, is provided with several outlet air on 5 inner wall of annular groove in second cavity 9
Mouth 102；
The central axis of the core 3 is overlapped with the central axis on 2 outer wall cylindrical surface of inner housing, and the core 3 includes upper axle portion
11, driving portion 12 and lower shaft portion 13, this core 3 are rotatably installed on outer housing 1 by top chock 14, step 15
Interior, 14 lower surface of top chock and 2 top surface of inner housing connect, and the step 15 is set in outer housing 1 simultaneously
Positioned at 2 lower section of inner housing, several blade grooves 17 are circumferentially equidistantly provided on the core 3, it is embedding respectively in this blade groove 17
Enter to have driving blade 18, air inlet 19 and gas outlet 20, the air inlet 19 and the first cavity 8 are provided on the outer housing 1
Perforation, the gas outlet 20 and the second cavity 9 penetrate through；
13 end of lower shaft portion of the core 3 is connected with a rotation shell 22, has a mounting base 23 in this rotation shell 22, this installation
Seat 23 is rotatably installed in rotation shell 22 by a bearing 24, and the swivel head 4 is connect with mounting base 23, the mounting base
23, the central axis of bearing 24 and swivel head 4 is overlapped, the central axis of the swivel head 4 and the central axis of 3 lower shaft portion 13 of core
Line is not overlapped；
The rotation shell 22 further comprises interconnecting piece 31 and housing section 32, and one is provided on the interconnecting piece 31 under core 3
The through-hole that axle portion 13 is embedded in, 13 end of lower shaft portion are set with a rubber ring 33, this rubber ring 33 is embedded in the recessed of through-hole wall
In slot, it is respectively arranged with the bearing 24 in the housing section 32 of the rotation shell 22, there is a gasket below this bearing 24
34 are enclosed, is provided with an annular gasket 35 below the seal washer 34, this gasket 35 is installed on housing section 32 by a circlip 40
Interior, the circlip 40 is embedded in the groove of 32 inner wall of housing section, and the mounting base 23 includes trunk portion 231 and end 232, described
Trunk portion 231 sequentially passes through gasket 35, seal washer 34 and bearing 24, and connect with the inner ring close-fitting of bearing 24, the installation
The end 232 of seat 23 and gasket 35 connect；A washer 27 is set in the lower shaft portion 13 of the core 3, this washer 27 is embedding
In the through-hole for entering 15 upper surface of step, and the upper surface of washer 27 is higher than the upper surface of step 15；
Also there is a tracheae mounting base 37 being installed on outer housing 1, this tracheae mounting base 37 includes intake section 371 and outlet portion
372, the outlet portion 372 has a convex block 373 close to the side of outer housing 1, is provided with one on this convex block 373 and passes through with gas outlet 20
Logical air reservoir 374, an air inlet pipe 38 penetrated through with air inlet 19 is connected on the intake section 371, and the gas outlet 20 is big
In the escape pipes 39 for being connected at least two with the perforation of air reservoir 374 on air inlet 19, the outlet portion 372.
The upper axle portion 11 of above-mentioned core 3 is embedded in top chock 14, and the lower shaft portion 13 of above-mentioned core 3 is embedded in step 15
Interior, above-mentioned driving portion 12 is located in inner housing 2；Above-mentioned swivel head 4 is installed in the lower shaft portion 13 of core 3；On above-mentioned outer housing 1
Opening has internal screw thread, and the interconnecting piece insertion outer housing 1 of a top cover 7 is simultaneously threadedly coupled with outer housing 1；Above-mentioned tracheae mounting base
37 are connect by several spacer pins and screw with the second flange part 37.
Embodiment 2: a kind of grinding head for metal parts processing, including outer housing 1, inner housing 2, core 3 and rotation
First 4, the inner housing 2 is located in outer housing 1, and the core 3 is rotatably set in inner housing 2, the swivel head 4 and core
The installation connection of body 3；
The inner and outer wall of the inner housing 2 is cylindrical surface, the central axis and inner housing on the 2 outer wall cylindrical surface of inner housing
It the centerline axis parallel on 2 inner wall cylindrical surfaces and is not overlapped, so that the wall thickness of inner housing 2 is gradually incremented by upwards in semi-circumference,
There are two annular grooves 5 disposed in parallel for tool on 2 outer wall of inner housing, to form parallel first on 2 outer wall of inner housing
Lug boss 601, the second lug boss 602 and third protrusion portion 603,2 outer wall of inner housing are connect with 1 inner wall close-fitting of outer housing,
To form the first cavity 8 and the second cavity 9, first cavity 8 between outer housing 1 and two annular grooves 5 of inner housing 2
It is provided with several air inlets 101 on interior 5 inner wall of annular groove, is provided with several outlet air on 5 inner wall of annular groove in second cavity 9
Mouth 102；
The central axis of the core 3 is overlapped with the central axis on 2 outer wall cylindrical surface of inner housing, and the core 3 includes upper axle portion
11, driving portion 12 and lower shaft portion 13, this core 3 are rotatably installed on outer housing 1 by top chock 14, step 15
Interior, 14 lower surface of top chock and 2 top surface of inner housing connect, and the step 15 is set in outer housing 1 simultaneously
Positioned at 2 lower section of inner housing, several blade grooves 17 are circumferentially equidistantly provided on the core 3, it is embedding respectively in this blade groove 17
Enter to have driving blade 18, air inlet 19 and gas outlet 20, the air inlet 19 and the first cavity 8 are provided on the outer housing 1
Perforation, the gas outlet 20 and the second cavity 9 penetrate through；
13 end of lower shaft portion of the core 3 is connected with a rotation shell 22, has a mounting base 23 in this rotation shell 22, this installation
Seat 23 is rotatably installed in rotation shell 22 by a bearing 24, and the swivel head 4 is connect with mounting base 23, the mounting base
23, the central axis of bearing 24 and swivel head 4 is overlapped, the central axis of the swivel head 4 and the central axis of 3 lower shaft portion 13 of core
Line is not overlapped；
The rotation shell 22 further comprises interconnecting piece 31 and housing section 32, and one is provided on the interconnecting piece 31 under core 3
The through-hole that axle portion 13 is embedded in, 13 end of lower shaft portion are set with a rubber ring 33, this rubber ring 33 is embedded in the recessed of through-hole wall
In slot, it is respectively arranged with the bearing 24 in the housing section 32 of the rotation shell 22, there is a gasket below this bearing 24
34 are enclosed, is provided with an annular gasket 35 below the seal washer 34, this gasket 35 is installed on housing section 32 by a circlip 40
Interior, the circlip 40 is embedded in the groove of 32 inner wall of housing section, and the mounting base 23 includes trunk portion 231 and end 232, described
Trunk portion 231 sequentially passes through gasket 35, seal washer 34 and bearing 24, and connect with the inner ring close-fitting of bearing 24, the installation
The end 232 of seat 23 and gasket 35 connect；A washer 27 is set in the lower shaft portion 13 of the core 3, this washer 27 is embedding
In the through-hole for entering 15 upper surface of step, and the upper surface of washer 27 is higher than the upper surface of step 15；
Also there is a tracheae mounting base 37 being installed on outer housing 1, this tracheae mounting base 37 includes intake section 371 and outlet portion
372, the outlet portion 372 has a convex block 373 close to the side of outer housing 1, is provided with one on this convex block 373 and passes through with gas outlet 20
Logical air reservoir 374, an air inlet pipe 38 penetrated through with air inlet 19 is connected on the intake section 371, and the gas outlet 20 is big
In the escape pipes 39 for being connected at least two with the perforation of air reservoir 374 on air inlet 19, the outlet portion 372.
A sealing ring 21 is provided between above-mentioned top cover 7 and outer housing 1；The lower shaft portion 13 of above-mentioned core 3 is sequentially embedded down
Bearing block 15 and rotation 22 top of shell, and connect by a pin 25 with rotation shell 22；Have one on the outer wall of above-mentioned outer housing 1
Second flange part 37 is provided with above-mentioned air inlet 19 on this second flange part 37, on the outer housing 1 of this second flange part, 37 lower section
It is provided with above-mentioned gas outlet 20；The upper surface of above-mentioned convex block 373 and the lower surface of the second flange part 37 connect；Above-mentioned air inlet
Also there is an oil nozzle mechanism in pipe 38.
When using the above-mentioned grinding head for metal parts processing, the combination settings of inner and outer shell and core, structure is skilful
Wonderful, gas enters inner housing by the first cavity, blows driving blade, driving blade drives core rotation, using the second cavity
Discharge, the rotation of core drive swivel head rotation, realize automatically grinding, and structure is simple, easy to use；In addition, it passes through rotation
Shell and bearing drive swivel head to rotate indirectly, prevent occurring swivel head stuck situation when lower amount of pressure is excessive, guarantee swivel head
Flexible rotating；And the core out-of-alignment eccentric setting of swivel head and driving spin head, so that will not in bruting process
The trajectory line for leaving polishing improves the fine degree of polishing；In addition, the setting of its rubber ring, seal washer and gasket, successively increases
Sealing effect below strong grinding head can effectively prevent steam and liquid to enter enclosure interior, the intracorporal component of protective shell,
It prolongs its service life；In addition, the setting of its washer, so that the driving portion and driving blade of step upper surface and core
Have small gap without contacting between lower surface, the mill to core driving portion and blade can be effectively prevent in rotary course
Damage extends the time that it is used and does not have to often replacement, improves production efficiency, save the cost；
In addition, its gas outlet is greater than the setting of air inlet and air reservoir, stable pressure difference can be further formed inside housings,
Enhancing further ensures the dynamics and stability of spin head to the driving force of core and the stability of driving force；In addition,
The setting of its tracheae mounting base and tracheae can make the air inlet and air outlet on outer housing be in air-tight state, completely every
Liquid used in bruting process enters in shell from air inlet or gas outlet absolutely, avoids the intracorporal part of shell from giving birth to
The case where rust needs replacing or grinding head is scrapped, had both extended the service life of grinding head, and had saved cost, and eliminate zero
The time of part replacement, improve production efficiency；In addition, the setting of its top cover, structure is simple, the convenient dismounting to component, simultaneously
It protects the internal structures such as core not influenced by external dust etc., extends the service life of component；In addition, its sealing ring is set
Set, further such that core and external environs, prevent external dust, in air steam influence, extend component and use the longevity
Life；
In addition, the setting of its second flange part, is matched with the shape of tracheae mounting base upper protruding block, so that tracheae mounting base and shell
Seamless, the guarantee intracorporal sealing effect of shell, to guarantee the stability of driving force is bonded between body completely；In addition, its oil nozzle
Oil can be blown into shell by the gas that high speed is passed through with mist, is blown into shell in gas to wrap up by the setting of mechanism
Steam, the intracorporal part of protective shell will not because of steam and there is a situation where corrosion, can not work, prolong its service life.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of grinding head for metal parts processing, it is characterised in that: including outer housing (1), inner housing (2), core (3)
With swivel head (4), the inner housing (2) is located in outer housing (1), and the core (3) is rotatably set to inner housing (2)
Interior, the swivel head (4) and core (3) installation connect；
The inner and outer wall of the inner housing (2) is cylindrical surface, the central axis on inner housing (2) the outer wall cylindrical surface with it is interior
The centerline axis parallel on shell (2) inner wall cylindrical surface and be not overlapped so that the wall thickness of inner housing (2) semi-circumference upwards by
Gradually it is incremented by, there are two annular groove disposed in parallel (5) for tool on inner housing (2) outer wall, thus the shape on inner housing (2) outer wall
At parallel the first lug boss (601), the second lug boss (602) and third protrusion portion (603), inner housing (2) outer wall with
Outer housing (1) inner wall close-fitting connection, to form the first chamber between outer housing (1) and two annular grooves (5) of inner housing (2)
Body (8) and the second cavity (9) are provided with several air inlets (101) on annular groove (5) inner wall in first cavity (8), described
Several air outlets (102) are provided on annular groove (5) inner wall in second cavity (9)；
The central axis of the core (3) is overlapped with the central axis on inner housing (2) outer wall cylindrical surface, and the core (3) includes
Upper axle portion (11), driving portion (12) and lower shaft portion (13), this core (3) can be turned by top chock (14), step (15)
Dynamic is installed in outer housing (1), and top chock (14) lower surface and inner housing (2) top surface connect, the lower axle
It holds seat (15) to be set in outer housing (1) and be located at below inner housing (2), be circumferentially equidistantly provided on the core (3)
Several blade grooves (17), this blade groove (17) is interior to be respectively embedded into driving blade (18), is provided with air inlet on the outer housing (1)
Mouth (19) and gas outlet (20), the air inlet (19) and the first cavity (8) penetrate through, the gas outlet (20) and the second cavity
(9) it penetrates through；
Lower shaft portion (13) end of the core (3) is connected with a rotation shell (22), has a mounting base in this rotation shell (22)
(23), this mounting base (23) is rotatably installed in rotation shell (22) by a bearing (24), the swivel head (4) and installation
The central axis of seat (23) connection, the mounting base (23), bearing (24) and swivel head (4) is overlapped, in the swivel head (4)
Mandrel line is not overlapped with the central axis of core (3) lower shaft portion (13)；
The rotation shell (22) further comprises interconnecting piece (31) and housing section (32), is provided with one for core on the interconnecting piece (31)
The through-hole of lower shaft portion (13) insertion of body (3), lower shaft portion (13) end are set with a rubber ring (33), this rubber ring (33)
It is embedded in the groove of through-hole wall, is respectively arranged with the bearing (24) in the housing section (32) of rotation shell (22), this
There are a seal washer (34) below bearing (24), be provided with an annular gasket (35) below the seal washer (34), this pad
Piece (35) is installed in housing section (32) by a circlip (40), the groove of described circlip (40) insertion housing section (32) inner wall
Interior, the mounting base (23) includes trunk portion (231) and end (232), the trunk portion (231) sequentially pass through gasket (35),
Seal washer (34) and bearing (24), and connect with the inner ring close-fitting of bearing (24), the end (232) of the mounting base (23) with
Gasket (35) connects；A washer (27) are set in the lower shaft portion (13) of the core (3), this washer (27) is embedded in lower axle
In the through-hole for holding seat (15) upper surface, and the upper surface of washer (27) is higher than the upper surface of step (15)；
Also there is a tracheae mounting base (37) being installed on outer housing (1), this tracheae mounting base (37) includes intake section (371)
With outlet portion (372), the outlet portion (372) has a convex block (373) close to the side of outer housing (1), on this convex block (373)
It is provided with the air reservoir (374) of one with gas outlet (20) perforation, one is connected on the intake section (371) and is penetrated through with air inlet (19)
Air inlet pipe (38), the gas outlet (20) is greater than air inlet (19), at least two and storage is connected on the outlet portion (372)
The escape pipe (39) of air drain (374) perforation.
2. it is according to claim 1 for metal parts processing grinding head, it is characterised in that: the core (3) it is upper
Axle portion (11) is embedded in top chock (14), in lower shaft portion (13) insertion step (15) of the core (3), the driving
Portion (12) is located in inner housing (2).
3. the grinding head according to claim 1 for metal parts processing, it is characterised in that: swivel head (4) peace
In lower shaft portion (13) loaded on core (3).
4. the grinding head according to claim 1 for metal parts processing, it is characterised in that: on the outer housing (1)
Opening has internal screw thread, and interconnecting piece insertion outer housing (1) of a top cover (7) is simultaneously threadedly coupled with outer housing (1).
5. the grinding head according to claim 4 for metal parts processing, it is characterised in that: the top cover (7) and outer
A sealing ring (21) are provided between shell (1).
6. the grinding head according to claim 1 for metal parts processing, it is characterised in that: under the core (3)
Axle portion (13) is sequentially embedded step (15) and rotation shell (22) top, and even by a pin (25) and rotation shell (22)
It connects.
7. the grinding head according to claim 1 for metal parts processing, it is characterised in that: the outer housing (1)
There is one second flange part (37) on outer wall, the air inlet (19), this second flange are provided on this second flange part (37)
The gas outlet (20) is provided on outer housing (1) below portion (37).
8. the grinding head according to claim 7 for metal parts processing, it is characterised in that: the convex block (373)
The lower surface of upper surface and the second flange part (37) connects.
9. the grinding head according to claim 7 for metal parts processing, it is characterised in that: the tracheae mounting base
(37) it is connect by several spacer pins and screw with the second flange part (37).
10. the grinding head according to claim 1 for metal parts processing, it is characterised in that: the air inlet pipe (38)
Inside also there is an oil nozzle mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811338959.0A CN109514432A (en) | 2018-11-12 | 2018-11-12 | Grinding head for metal parts processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811338959.0A CN109514432A (en) | 2018-11-12 | 2018-11-12 | Grinding head for metal parts processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109514432A true CN109514432A (en) | 2019-03-26 |
Family
ID=65773617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811338959.0A Pending CN109514432A (en) | 2018-11-12 | 2018-11-12 | Grinding head for metal parts processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109514432A (en) |
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| US20170246721A1 (en) * | 2016-02-26 | 2017-08-31 | Super Master Developing Co., Ltd. | Pneumatic tool |
| CN207289762U (en) * | 2016-12-15 | 2018-05-01 | 宁波市北仑区富莱特斯气动工具有限公司 | A kind of deceleration type pneumatic polisher |
| CN207983065U (en) * | 2017-12-08 | 2018-10-19 | 宁波市北仑区富莱特斯气动工具有限公司 | A kind of novel polishing machine |
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- 2018-11-12 CN CN201811338959.0A patent/CN109514432A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202174565U (en) * | 2011-06-14 | 2012-03-28 | 林村雄 | Air inlet and exhaust guiding device for pneumatic tool |
| CN106715832A (en) * | 2014-11-28 | 2017-05-24 | 日东工器株式会社 | Vane-type air motor and air tool provided with vane-type air motor |
| CN205734767U (en) * | 2016-01-18 | 2016-11-30 | 海峰机械工业股份有限公司 | Air exhaust structure of pneumatic tool and comprise its pneumatic tool |
| CN205552220U (en) * | 2016-02-05 | 2016-09-07 | 腾立实业有限公司 | Pneumatic tool machine |
| US20170246721A1 (en) * | 2016-02-26 | 2017-08-31 | Super Master Developing Co., Ltd. | Pneumatic tool |
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Application publication date: 20190326 |
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