CN104625821A - Novel cutter handle component - Google Patents
Novel cutter handle component Download PDFInfo
- Publication number
- CN104625821A CN104625821A CN201410834467.6A CN201410834467A CN104625821A CN 104625821 A CN104625821 A CN 104625821A CN 201410834467 A CN201410834467 A CN 201410834467A CN 104625821 A CN104625821 A CN 104625821A
- Authority
- CN
- China
- Prior art keywords
- axle core
- handle
- knife
- stator
- knife 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/12—Arrangements for cooling or lubricating parts of the machine
- B23Q11/126—Arrangements for cooling or lubricating parts of the machine for cooling only
- B23Q11/127—Arrangements for cooling or lubricating parts of the machine for cooling only for cooling motors or spindles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
- Harvester Elements (AREA)
Abstract
The invention discloses a novel cutter handle component which comprises a cutter handle shell, a stator fixed in the cutter handle shell and a central spindle component located in the cutter handle shell. The central spindle component comprises a central spindle and a rotor which is installed outside the central spindle and matched with the stator, a supporting bearing is installed in the cutter handle shell, and the central spindle is installed in the inner ring of the supporting bearing in an inserted mode; the lower end of the central spindle stretches out from the open end of the cutter handle shell and is connected with a clamping component used for clamping a cutter, an air outlet gap communicated with the outside is formed between the central spindle and the open end of the cutter handle shell, and the cutter handle shell is provided with an air inlet, a first air passage, a second passage and a spiral air passage. The novel cutter handle component utilizes the coordination of the stator and the central spindle component to drive the clamping component to rotate without depending on an outside main spindle, moreover, cooling air flow is used for taking away the heat generated by the central spindle component and the stator, and therefore the service life of the central spindle is prolonged; in addition, the rotating speed can be improved to improve the surface machining quality.
Description
Technical field
The present invention relates to a kind of Novel knife handle assembly.
Background technology
At present, handle of a knife assembly generally comprises handle of a knife housing, to be arranged on handle of a knife housing and for the clamp assemblies of holding cutter.And existing handle of a knife assembly is generally arranged on machine tool chief axis, and drive handle of a knife assembly by main shaft, thus drive clamp assemblies to rotate to utilize cutter to process workpiece, that is, the rotation of clamp assemblies depends on extraneous main shaft, if when main shaft breaks down, then clamp assemblies is caused to rotate.
Summary of the invention
In order to overcome the deficiencies in the prior art, the object of the present invention is to provide a kind of Novel knife handle assembly, it, by adopting the cooperation of stator, axle core component, can drive clamp assemblies to rotate, and drive it to rotate without the need to relying on extraneous main shaft.
For solving the problem, the technical solution adopted in the present invention is as follows:
A kind of Novel knife handle assembly, comprises handle of a knife housing, the stator be fixed in handle of a knife housing, is positioned at the axle core component of handle of a knife housing; Described axle core component comprises axle core, is arranged on the rotor matched on axle core outside and with stator; Be provided with spring bearing in handle of a knife housing, described axle core is inserted in the inner ring of spring bearing, and the inner ring of this spring bearing can along with the relative handle of a knife housing into rotation of axle core; The lower end of described axle core is stretched out from the openend of handle of a knife housing, and is connected with the clamp assemblies for holding cutter; Described axle core component coordinates the motor formed for driving clamp assemblies to rotate with stator; Be provided with between described axle core with handle of a knife shell nozzle end and be communicated with extraneous gap of giving vent to anger, described handle of a knife housing is provided with the air inlet of the first airway, the second airway, helical vent road, the inflow of confession cooling blast; Described air inlet, the first airway, helical vent road, gap of giving vent to anger are communicated with successively; Described air inlet, the second airway, the gap between stator with axle core component, gap of giving vent to anger are communicated with successively.
Described handle of a knife housing has been threaded lock nut, and the lower end of described axle core is passed from the through hole of lock nut; And described in give vent to anger gap between the madial wall and the lateral wall of axle core of lock nut.
Described handle of a knife housing is also provided with shaft shoulder portion, and the outer ring of described spring bearing is clamped between lock nut and shaft shoulder portion.
Described axle core is provided with the first top, and thread bush gone back by this axle core is connected to inner ring locking nut, the inner ring of described spring bearing is clamped between inner ring locking nut and the first top.
Described handle of a knife housing internal fixtion has bearing block, and described axle core is also set with clutch shaft bearing, and the inner ring of described clutch shaft bearing can along with the relative handle of a knife housing into rotation of axle core; Described clutch shaft bearing is positioned at bearing block, and is provided with preloading spring between the outer ring of clutch shaft bearing and bearing block; Described preloading spring is along the axial stretching of axle core.
Described axle core is also provided with the second top, this axle core has also been bolted and has supported sheet, the inner ring of described clutch shaft bearing is clamped in be supported between sheet and the second top.
Described handle of a knife housing comprises main casing, the overcoat be sleeved on outside main casing; Coordinate between the lateral wall of described main casing and the madial wall of overcoat and form the described helical vent road flow through for cooling blast.
Described clamp assemblies comprise to be arranged on axle core lower end and can elasticity open chuck, to be threaded on axle core outside and outer with the chuck nut making chuck close up clamp-on tool for being enclosed within chuck.
Described handle of a knife housing is provided with stator installation portion, and described stator is fixed in stator installation portion, and described helical vent road is arranged on stator installation portion.
Described stator sleeve is outside rotor.
Compared to existing technology, beneficial effect of the present invention is:
The present invention is by adopting the cooperation of stator, axle core component, and clamp assemblies can be driven to rotate, and drive it to rotate without the need to depending on extraneous main shaft, thus can expand its scope of application, it is more convenient to use, and also can save main shaft loss; By rationally arranging the annexation of handle of a knife housing and each part, can make the cooling blast entered in air inlet take away axle core component, stator work time produce heat, can extending shaft core assembly, stator service life; But also can prevent chip etc. from entering in handle of a knife housing, thus protection can be formed to the part in handle of a knife housing, to extend part service life further; In addition, compact conformation of the present invention, assemble simple and convenient, be conducive to promote.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Wherein, 1, handle of a knife housing; 11, lock nut; 12, taper portion; 13, the first airway; 14, the second airway; 15, bearing block; 16, air inlet; 17, helical vent road; 21, axle core; 22, rotor; 31, chuck; 32, chuck nut; 4, spring bearing; 5, inner ring locking nut; 6, stator; 7, sheet is supported on; 8, preloading spring; 9, clutch shaft bearing.
Detailed description of the invention
Below, by reference to the accompanying drawings and detailed description of the invention, the present invention is described further, understands the present invention's technical thought required for protection so that clearer.
As shown in Figure 1, be a kind of Novel knife handle assembly of the present invention, comprise handle of a knife housing 1, the stator 6 be fixed in handle of a knife housing 1, be positioned at the axle core component of handle of a knife housing 1; Described axle core component comprises axle core 21, is arranged on axle core 21 outside and the rotor 22 matched with stator 6; Be provided with spring bearing 4 in handle of a knife housing 1, described axle core 21 is inserted in the inner ring of spring bearing 4, and the inner ring of this spring bearing 4 can rotate relative to handle of a knife housing 1 along with axle core 21; The lower end of described axle core 21 is stretched out from the openend of handle of a knife housing 1, and is connected with the clamp assemblies for holding cutter; Described axle core component coordinates with stator 6 motor formed for driving clamp assemblies to rotate; Be provided with between described axle core 21 with handle of a knife housing 1 openend and be communicated with extraneous gap of giving vent to anger, described handle of a knife housing 1 is provided with the air inlet 16 of the first airway 13, second airway 14, helical vent road 17, the inflow of confession cooling blast; Described air inlet 16, first airway 13, helical vent road 17, gap of giving vent to anger are communicated with successively; Described air inlet 16, second airway 14, stator 6 are communicated with successively with the gap between axle core component, gap of giving vent to anger.Concrete, described stator 6 is enclosed within outside rotor 22.
And preferred, described motor can adopt slotless permanent magnet motor, can improve the rotating speed (such as, can be increased to the rotating speed of 60000 revs/min) of this clamp assemblies, to improve working (machining) efficiency, improves suface processing quality and machining accuracy
In use, stator 6 is energized and produces magnetic field, rotor 22 Forced rotation in the magnetic field of stator 6, thus band moving axis core 21 rotates, and drive clamp assemblies to rotate by axle core 21, and drive it to rotate without the need to depending on extraneous main shaft, thus its scope of application can be expanded, use more convenient, also can save main shaft loss; And, by rationally arranging the annexation of handle of a knife housing 1 and each part, can make the cooling blast entered in air inlet 16 take away axle core component, stator work time produce heat, can extending shaft core assembly, stator service life; And, also can prevent chip etc. from entering in handle of a knife housing 1.
Preferably, described handle of a knife housing 1 has been threaded lock nut 11, and the lower end of described axle core 21 is passed from the through hole of lock nut 11; And described in give vent to anger gap between the madial wall and the lateral wall of axle core 21 of lock nut 11.Described handle of a knife housing 1 is also provided with shaft shoulder portion, and the outer ring of described spring bearing 4 is clamped between lock nut 11 and shaft shoulder portion.And by adopting said structure, in installation process, bearing 4 to be supported is placed in after in handle of a knife housing 1, with the outer ring holding out against spring bearing 4, the outer ring of spring bearing 4 is clamped between lock nut 11 and shaft shoulder portion by lock nut 11 being threaded on handle of a knife housing 1, thus makes the connection between spring bearing 4 and handle of a knife housing 1 more simple and convenient.
Preferably, described axle core 21 is provided with the first top, and thread bush gone back by this axle core 21 is connected to inner ring locking nut 5, the inner ring of described spring bearing 4 is clamped between inner ring locking nut 5 and the first top.And by adopting said structure, in installation process, bearing 4 to be supported is enclosed within after on axle core 21, with the inner ring holding out against spring bearing 4, the inner ring of spring bearing 4 being clamped between inner ring locking nut 5 and the first top by being connected on axle core 21 by locking inner ring locking nut 5 thread bush, the connection between spring bearing 4 and axle core 21 can be made more simple and convenient.
Preferably, described handle of a knife housing 1 internal fixtion has bearing block 15, and described axle core 21 is also set with clutch shaft bearing 9, and the inner ring of described clutch shaft bearing 9 can rotate relative to handle of a knife housing 1 along with axle core 21; Described clutch shaft bearing 9 is positioned at bearing block 15, and is provided with preloading spring 8 between clutch shaft bearing 9 outer ring and bearing block 15; Described preloading spring 8 is along the axial stretching of axle core 21.And by adopting said structure, clutch shaft bearing 9 can be made relatively micro-axial displacement can to occur bearing block 15, and by utilizing preloading spring 8, can be clutch shaft bearing 9 and pretightning force is provided.
And preferred, described axle core 21 is also provided with the second top, this axle core 21 has also been bolted and has supported sheet 7, the inner ring of described clutch shaft bearing 9 is clamped in be supported between sheet 7 and the second top.And by adopting said structure, the connection between clutch shaft bearing 9 and axle core 21 can be made more simple and convenient.
Preferably, described first airway 13, second airway 14 is all arranged on bearing block 15.Described handle of a knife housing 1 is provided with stator installation portion, described stator 6 is fixed in stator installation portion, described helical vent road 17 is arranged on stator installation portion, thus can cool stator 6 when cooling blast flows through helical vent road 17, to make the service behaviour of stator 6 more stable.Concrete, described handle of a knife housing 1 comprises main casing, the overcoat be sleeved on outside main casing; Coordinate between the lateral wall of described main casing and the madial wall of overcoat and form the described helical vent road 17 flow through for cooling blast.And by adopting said structure, being processed to form of helical vent road 17 can be made more simple and convenient.
Wherein, described clamp assemblies can adopt existing structure, as long as can be used for holding cutter.Preferably, described clamp assemblies comprise to be arranged on axle core 21 lower end and can elasticity open chuck 31, to be threaded in axle core 21 outer and outer with the chuck nut 32 making chuck 31 close up clamp-on tool for being enclosed within chuck 31.Concrete, described chuck nut 32 is formed with big up and small down tapered hole, described chuck 31 is formed with the prismoid section matched with tapered hole.In use, by chuck nut 32 is screwed off, can be convenient to change cutter on chuck 31, and after cutter changing completes, can be threaded chuck nut 32 on axle core 21, closes up clamp-on tool with chuck 31.
The top of described handle of a knife housing 1 is provided with in up-small and down-big taper portion 12, with in use, is convenient to handle of a knife housing 1 and is installed on the main shaft of lathe.Described taper portion 12 is also provided with screwed hole.
Before handle of a knife component operation, cooling blast (such as compressed air) enters from air inlet 16, then the first airway 13, second airway 14 is entered respectively, and enter the cooling blast of the first airway 13 through helical vent road 17, to cool stator 6, take away the heat produced when stator 6 works, afterwards, the flow direction is given vent to anger gap, and flow out from gap of giving vent to anger the lower end blowing to axle core 21, stop sewage, chip, dirty gas etc. to enter in handle of a knife housing 1, play drifting dust sealing function; And the cooling blast entered in the second airway 14, flow through from the airspace between axle core component and stator 6, to take away axle core component, the heat that produces when working of stator 6, afterwards, flow to the lower end of axle core 21 from gap of giving vent to anger, to play drifting dust sealing function.
When assembling, can first stator 6 be fixed in handle of a knife housing 1, then spring bearing 4 is sleeved on axle core component, and utilize inner ring locking nut 5 to be locked on axle core component by spring bearing 4, then this axle core component is arranged in handle of a knife housing 1 together with spring bearing 4, preloading spring 8 is loaded again in bearing block 15, and clutch shaft bearing 9 is sleeved on axle core component, then by support sheet 7 and be locked on axle core component, so that clutch shaft bearing 9 is locked, finally lock nut 11 is threaded on handle of a knife housing 1, thus completes the installation of handle of a knife assembly.Thus, the present invention, by rationally arranging the structure of handle of a knife assembly, can make its compact conformation, and assembling is comparatively simple, convenient, is conducive to improving efficiency of assembling.
Above-mentioned embodiment is only the preferred embodiment of the present invention; can not limit the scope of protection of the invention with this, change and the replacement of any unsubstantiality that those skilled in the art does on basis of the present invention all belong to the present invention's scope required for protection.
Claims (10)
1. a Novel knife handle assembly, is characterized in that: comprise handle of a knife housing, the stator be fixed in handle of a knife housing, be positioned at the axle core component of handle of a knife housing; Described axle core component comprises axle core, is arranged on the rotor matched on axle core outside and with stator; Be provided with spring bearing in handle of a knife housing, described axle core is inserted in the inner ring of spring bearing, and the inner ring of this spring bearing can along with the relative handle of a knife housing into rotation of axle core; The lower end of described axle core is stretched out from the openend of handle of a knife housing, and is connected with the clamp assemblies for holding cutter; Described axle core component coordinates the motor formed for driving clamp assemblies to rotate with stator; Be provided with between described axle core with handle of a knife shell nozzle end and be communicated with extraneous gap of giving vent to anger, described handle of a knife housing is provided with the air inlet of the first airway, the second airway, helical vent road, the inflow of confession cooling blast; Described air inlet, the first airway, helical vent road, gap of giving vent to anger are communicated with successively; Described air inlet, the second airway, the gap between stator with axle core component, gap of giving vent to anger are communicated with successively.
2. Novel knife handle assembly as claimed in claim 1, is characterized in that: described handle of a knife housing has been threaded lock nut, and the lower end of described axle core is passed from the through hole of lock nut; And described in give vent to anger gap between the madial wall and the lateral wall of axle core of lock nut.
3. Novel knife handle assembly as claimed in claim 2, it is characterized in that: described handle of a knife housing is also provided with shaft shoulder portion, the outer ring of described spring bearing is clamped between lock nut and shaft shoulder portion.
4. Novel knife handle assembly as claimed in claim 1, it is characterized in that: described axle core is provided with the first top, and thread bush gone back by this axle core be connected to inner ring locking nut, the inner ring of described spring bearing is clamped between inner ring locking nut and the first top.
5. Novel knife handle assembly as claimed in claim 1, it is characterized in that: described handle of a knife housing internal fixtion has bearing block, and described axle core is also set with clutch shaft bearing, the inner ring of described clutch shaft bearing can along with the relative handle of a knife housing into rotation of axle core; Described clutch shaft bearing is positioned at bearing block, and is provided with preloading spring between the outer ring of clutch shaft bearing and bearing block; Described preloading spring is along the axial stretching of axle core.
6. Novel knife handle assembly as claimed in claim 5, it is characterized in that: described axle core is also provided with the second top, this axle core has also been bolted and has supported sheet, the inner ring of described clutch shaft bearing is clamped in be supported between sheet and the second top.
7. Novel knife handle assembly as claimed in claim 1, is characterized in that: described handle of a knife housing comprises main casing, the overcoat be sleeved on outside main casing; Coordinate between the lateral wall of described main casing and the madial wall of overcoat and form the described helical vent road flow through for cooling blast.
8. Novel knife handle assembly as claimed in claim 1, is characterized in that: described clamp assemblies comprise be arranged on axle core lower end and can elasticity open chuck, to be threaded on axle core outside and outer with the chuck nut making chuck close up clamp-on tool for being enclosed within chuck.
9. Novel knife handle assembly as claimed in claim 1, it is characterized in that: described handle of a knife housing is provided with stator installation portion, described stator is fixed in stator installation portion, and described helical vent road is arranged on stator installation portion.
10. Novel knife handle assembly as claimed in claim 1, is characterized in that: described stator sleeve is outside rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410834467.6A CN104625821B (en) | 2014-12-26 | 2014-12-26 | Cutter handle component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410834467.6A CN104625821B (en) | 2014-12-26 | 2014-12-26 | Cutter handle component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104625821A true CN104625821A (en) | 2015-05-20 |
| CN104625821B CN104625821B (en) | 2017-02-22 |
Family
ID=53205297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410834467.6A Active CN104625821B (en) | 2014-12-26 | 2014-12-26 | Cutter handle component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104625821B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127463A (en) * | 2015-08-27 | 2015-12-09 | 宁波川景誉机械科技发展有限公司 | Shank structure for cutter clamping |
| CN107877370A (en) * | 2017-10-24 | 2018-04-06 | 广州市昊志机电股份有限公司 | A kind of double end main shaft |
| CN110421390A (en) * | 2019-09-06 | 2019-11-08 | 深圳市顺源精密机械有限公司 | High speed polishing electro spindle front end cutter automatic clamping device |
| CN112720011A (en) * | 2021-01-21 | 2021-04-30 | 深圳市蓝蓝科技有限公司 | CNC automatic material grabbing knife handle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07290344A (en) * | 1994-04-21 | 1995-11-07 | Howa Mach Ltd | Cooling method and device for spindle head |
| KR20010084995A (en) * | 2001-07-09 | 2001-09-07 | 김용기 | High and low speed spindle unit of high frequency |
| JP2002144189A (en) * | 2000-11-14 | 2002-05-21 | Ekoregu:Kk | Cooling device for machine tool |
| CN102328100A (en) * | 2011-09-16 | 2012-01-25 | 安阳斯普机械有限公司 | Electric main shaft for worm gear machine cutter |
| CN102489726A (en) * | 2011-11-26 | 2012-06-13 | 广州市昊志机电股份有限公司 | Air-floated high-speed motorized spindle |
| CN104117693A (en) * | 2014-07-24 | 2014-10-29 | 钱程 | Motorized spindle |
-
2014
- 2014-12-26 CN CN201410834467.6A patent/CN104625821B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07290344A (en) * | 1994-04-21 | 1995-11-07 | Howa Mach Ltd | Cooling method and device for spindle head |
| JP2002144189A (en) * | 2000-11-14 | 2002-05-21 | Ekoregu:Kk | Cooling device for machine tool |
| KR20010084995A (en) * | 2001-07-09 | 2001-09-07 | 김용기 | High and low speed spindle unit of high frequency |
| CN102328100A (en) * | 2011-09-16 | 2012-01-25 | 安阳斯普机械有限公司 | Electric main shaft for worm gear machine cutter |
| CN102489726A (en) * | 2011-11-26 | 2012-06-13 | 广州市昊志机电股份有限公司 | Air-floated high-speed motorized spindle |
| CN104117693A (en) * | 2014-07-24 | 2014-10-29 | 钱程 | Motorized spindle |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127463A (en) * | 2015-08-27 | 2015-12-09 | 宁波川景誉机械科技发展有限公司 | Shank structure for cutter clamping |
| CN107877370A (en) * | 2017-10-24 | 2018-04-06 | 广州市昊志机电股份有限公司 | A kind of double end main shaft |
| CN107877370B (en) * | 2017-10-24 | 2023-12-12 | 广州市昊志机电股份有限公司 | Double-end main shaft |
| CN110421390A (en) * | 2019-09-06 | 2019-11-08 | 深圳市顺源精密机械有限公司 | High speed polishing electro spindle front end cutter automatic clamping device |
| CN112720011A (en) * | 2021-01-21 | 2021-04-30 | 深圳市蓝蓝科技有限公司 | CNC automatic material grabbing knife handle |
| CN112720011B (en) * | 2021-01-21 | 2023-02-28 | 深圳市蓝蓝科技有限公司 | CNC automatic material grabbing knife handle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104625821B (en) | 2017-02-22 |
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