CN107812961B - The device of five-axle number control machine tool main shaft increase renewable bushing - Google Patents
The device of five-axle number control machine tool main shaft increase renewable bushing Download PDFInfo
- Publication number
- CN107812961B CN107812961B CN201711135636.7A CN201711135636A CN107812961B CN 107812961 B CN107812961 B CN 107812961B CN 201711135636 A CN201711135636 A CN 201711135636A CN 107812961 B CN107812961 B CN 107812961B
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- CN
- China
- Prior art keywords
- drill bushing
- machine tool
- bushing
- main shaft
- outer circle
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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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
- B23B49/02—Boring templates or bushings
Abstract
The present invention provides the devices that a kind of five-axle number control machine tool main shaft increases renewable bushing, including the outer circle that is located by connecting, operating space structure, drill bushing seat and drill bushing quick change construction, the outer circle that is located by connecting is circular ring structure, annulus side is provided with several pin holes and countersunk head connecting hole, and the other side connects drill bushing seat by operating space structure；Drill bushing is fixed after being mounted on drill bushing seat using drill bushing quick change construction；The outer circle that is located by connecting ensures that drill bushing seat and machine tool chief axis are coaxial with work processing by the connected machine tool chief axis of the dormant bolt installed in countersunk head connecting hole, and by pin hole.The present invention has many advantages, such as that structure is simple, reliable, the rationally distributed and inheritability of connection is good, and can be widely applied to machine tool chief axis need to increase the topology requirement of renewable bushing.
Description
Technical field
The present invention relates to the device that a kind of lathe main shaft need to increase renewable bushing, belongs to grinding machine structure design and manufacture is led
Domain.
Background technique
Renewable bushing based on drill jig has many advantages, such as that structure is simple, it is good to connect reliable, rationally distributed and inheritability,
The functional requirement problem of renewable bushing need to be increased by efficiently solving machine tool chief axis.Five-axle number control machine tool main axle structure is a maturation
Structure type, it is however generally that, five-axle number control machine tool main shaft by knife handle standard interface implement tool changing function, knife handle end can not
It is further added by the fixing seat of fixed cutting tool.But in the incorgruous aperture manufacture field in space, because in process, drill bit easily snap off or
Bending, causes hole machined abnormal quality, it is therefore desirable to increase renewable bushing in machine tool chief axis, in order to realize that machine tool chief axis increase can
Change the function of drill bushing and tool changing, the device that five-axle number control machine tool main shaft increases renewable bushing need to have connection is reliable, structure is simple,
The characteristics such as stability is good.
On the processing center machine tools with tool magazine such as three axis, four axis, five axis, main shaft tool-changing mechanism form has obtained answering extensively
With, but the problems such as be limited to the structure of main shaft, the application for increasing renewable bushing to five-axle number control machine tool main shaft both at home and abroad is still in
Development phase does not find to be suitable for related patents and design that five-axle number control machine tool main shaft increases renewable bushing device through retrieving
Data.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of dress that need to increase renewable bushing suitable for machine tool chief axis
It sets, has many advantages, such as that structure is simple, it is good to connect reliable, rationally distributed and inheritability, can be widely applied to machine tool chief axis needs
Increase the topology requirement of renewable bushing.
The technical solution adopted by the present invention to solve the technical problems is: a kind of interchangeable brill of five-axle number control machine tool main shaft increase
The device of set, including the outer circle that is located by connecting, operating space structure, drill bushing seat and drill bushing quick change construction；Described being located by connecting is outer
Circle is circular ring structure, and annulus side is provided with several pin holes and countersunk head connecting hole, and the other side connects drill bushing by operating space structure
Seat；Drill bushing is fixed after being mounted on drill bushing seat using drill bushing quick change construction；The outer circle that is located by connecting passes through in countersunk head connecting hole
The connected machine tool chief axis of the dormant bolt of installation, and ensure that drill bushing seat and machine tool chief axis are coaxial with work processing by pin hole.
One end that the operating space structure connects the outer circle that is located by connecting is hollow cylinder, connects one end of drill bushing seat
It for hollow cone, is seamlessly transitted between cylindrical body and cone, the opening for facilitating operation is provided on cylindrical body and cone.
Drill bushing counterbore is provided on the drill bushing seat, drill bushing is bumped into counterbore and achievees the purpose that fixed, support；The drill bushing
Quick change construction is to be provided with top wire hole on drill bushing seat, passes through the fixed drill bushing of jackscrew screw.
It is evenly distributed 2 in the outer circle that is located by connecting with the pin hole made, is evenly distributed 4 countersunk head connecting holes.
Rib of the operating space inner structural wall setting perpendicular to axis.
The outer circle that is located by connecting, operating space structure and the drill bushing seat is prepared using grey cast-iron.
The beneficial effects of the present invention are:
1. the device blank uses casting, the shock resistance, structural stability and wearability of device were not only improved, but also save
Raw material；
Outer circle, pin hole and be bolted 2. being connect with main shaft using being located by connecting, substantially increase connection reliability and
Connection precision；
3. drill bushing, is bumped into the position-limiting action for playing drill bushing by drill bushing seat and drill bushing quick change construction, reached using jackscrew compression
It is easy to operate, reliable to the target of quick change.
Detailed description of the invention
Fig. 1 is device entirety cut away view.
Fig. 2 is device and lathe interface structure schematic diagram.
Fig. 3 is device intermediary operation space transverse rod strip structural schematic diagram.
Fig. 4 is device drill bushing hole outline structural diagram.
In figure, 1- is located by connecting outer circle, 2- intermediary operation space, 3- drill bushing seat, 4- jackscrew, 5- drill bushing, the connection of 6- countersunk head
Hole, 7- pin hole, 8- transverse rod strip, 9- cylindrical body, 10- cone, 11- round-corner transition.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples, and the present invention includes but are not limited to following implementations
Example.
Five-axle number control machine tool main shaft of the invention increases the device of renewable bushing, including connection structure, operating space structure,
Drill bushing seat and drill bushing quick change construction；The connection structure includes be located by connecting outer circle, 2 pin holes and 4 countersunk head connecting holes；It is described
Operating space structure includes the rounding off of inside and outside shape cylindrical body and cone, intermediate lateral rib；The drill bushing seat and drill bushing
Quick change construction is bumped into counterbore including placement drill bushing hole, drill bushing；The drill bushing quick change construction includes top wire hole and compression jackscrew；It is described
For connection structure by processing the outer circle that is located by connecting, 2 matching for pin hole, the adjustment of 4 countersunk head connecting holes reaches drill bushing Kong Yuzhu
The coaxial target of axis, the operating space structure connect drill bushing seat by the rounding off of inside and outside shape cylindrical body and cone
And connection structure is convenient for changing cutter to form certain operating space, meets rigidity of structure requirement, the drill bushing seat is logical
Cross and place drill bushing hole, drill bushing and be bumped into the requirement that counterbore reaches fixed support drill bushing, the drill bushing quick change construction by top wire hole with
Jackscrew screw achievees the purpose that fixed and replacement drill bushing.
It is preferred that the five-axle number control machine tool main shaft increases the device of renewable bushing, the connection structure, which has, to be located by connecting
Then outer circle, 2 dowel hole, 4 countersunk head connecting holes with work are examined by the outer circle that is located by connecting, the connection of countersunk head connecting hole
The concentricity in adjustment drill bushing hole and main shaft is looked into, finally with dowel hole is made, reaches the target that high-precision is reliably connected.
It is preferred that the operating space structure includes that inside and outside shape cylindrical body and the rounding off of cone, centre are cut into cross
To rib, to form certain operating space, it is convenient for changing cutter, meets rigidity of structure requirement.
It is preferred that the drill bushing seat and drill bushing quick change construction are including placing drill bushing hole, drill bushing is bumped into counterbore, the drill bushing quick change
Structure includes top wire hole and compresses jackscrew, is bumped into the requirement that counterbore reaches fixed support drill bushing by placement drill bushing hole, drill bushing,
The drill bushing quick change construction achievees the purpose that fixed and replacement drill bushing by top wire hole and jackscrew screw.
It is preferred that the five-axle number control machine tool main shaft increases the device of renewable bushing, the connection structure, 2 pin holes at
180 ° uniformly distributed, and must be with machine tool chief axis with work.
It is preferred that the five-axle number control machine tool main shaft increases the device of renewable bushing, the device materials are grey mouth casting
Iron, and the defects of casting is not allow for crackle, stomata, sand holes, slag inclusion.
It is preferred that the five-axle number control machine tool main shaft increases the device of renewable bushing, the operating space structure include it is interior,
The rounding off of shape cylindrical body and cone, centre are cut into lateral rib, inside and outside wall thickness 10mm, intermediate lateral rib
Width 60mm, 60 ° of circular cone cone angle.
It is preferred that the five-axle number control machine tool main shaft increases the device of renewable bushing, the drill bushing seat and drill bushing quick change knot
Structure, the dimensional tolerance in drill bushing hole are 0.018mm.
Fig. 1 is device entirety cut away view, by connect the outer circle that is located by connecting, intermediary operation space, drill bushing seat and can with lathe
Drill bushing structure composition is changed, manufacturing process first processes the outer circle that is located by connecting connecting with lathe, reprocesses intermediate behaviour as benchmark
Make space, drill bushing hole is finally processed on the basis of the outer circle that is located by connecting, guarantees the requirement of both ends concentricity, being reloaded into drill bushing determination can
Change the processing of drill bushing structure.
Fig. 2 is device and lathe interface structure schematic diagram, and 2 pin holes are symmetrical at 180 °, and assembling process, which must match, to be finished
At 4 dormant bolt holes are uniformly distributed, may be used as adjustment verticality requirement.
Fig. 3 is device operating space transverse rod strip structural schematic diagram, needs to be processed by this structure in manufacture, cylindrical body and circle
The inside and outside shape transition of cone must be round and smooth, it is ensured that the rigidity of structure is met the requirements.
Fig. 4 is device drill bushing hole outline structural diagram, needs to be processed by this structure in manufacture, interior shape R rounding off,
Shape is manufactured by schematic diagram, it is ensured that drill bushing loading is correct, does not interfere.
After the completion of five-axle number control machine tool main shaft increases the device manufacturing of renewable bushing, usage mode is as follows:
1, device is connected with machine tool main shaft sleeve by the outer circle that is located by connecting, dormant bolt hole, centering drill bushing hole with
The bounce of main shaft, then with pin hole is made, is packed into pin within 0.01mm；
2, drill bushing is packed into drill bushing seat by replacement knife handle or cutter, the drill bushing to be matched therewith according to cutting tool choice manually,
Fixed drill bushing；
3, when needing to change drill bushing, renewable bushing structure is unclamped, drill bushing is taken out and is replaced.
After above-mentioned steps are completed, five-axle number control machine tool main shaft increases the device of renewable bushing, so that it may become with lathe
One entirety realizes that machine tool chief axis increases the target of the functional requirement of renewable bushing.
Claims (6)
1. a kind of five-axle number control machine tool main shaft increases the device of renewable bushing, including the outer circle that is located by connecting, operating space structure, brill
Block set and drill bushing quick change construction, it is characterised in that: the outer circle that is located by connecting is circular ring structure, and annulus side is provided with several pins
Hole and countersunk head connecting hole, the other side connect drill bushing seat by operating space structure；Drill bushing uses drill bushing fast after being mounted on drill bushing seat
Structure is changed to fix；The outer circle that is located by connecting is led to by the connected machine tool chief axis of the dormant bolt installed in countersunk head connecting hole
That crosses pin hole ensures that drill bushing seat and machine tool chief axis are coaxial with work processing.
2. the device that five-axle number control machine tool main shaft according to claim 1 increases renewable bushing, it is characterised in that: described
One end that operating space structure connects the outer circle that is located by connecting is hollow cylinder, and one end of connection drill bushing seat is hollow cone,
It is seamlessly transitted between cylindrical body and cone, the opening for facilitating operation is provided on cylindrical body and cone.
3. the device that five-axle number control machine tool main shaft according to claim 1 increases renewable bushing, it is characterised in that: described
Drill bushing counterbore is provided on drill bushing seat, drill bushing is bumped into counterbore and achievees the purpose that fixed, support；The drill bushing quick change construction is to bore
It is provided with top wire hole in block set, passes through the fixed drill bushing of jackscrew screw.
4. the device that five-axle number control machine tool main shaft according to claim 1 increases renewable bushing, it is characterised in that: described
It is evenly distributed 2 in the outer circle that is located by connecting with the pin hole made, is evenly distributed 4 countersunk head connecting holes.
5. the device that five-axle number control machine tool main shaft according to claim 1 increases renewable bushing, it is characterised in that: described
The rib perpendicular to axis is arranged in operating space inner structural wall.
6. the device that five-axle number control machine tool main shaft according to claim 1 increases renewable bushing, it is characterised in that: described
Outer circle, operating space structure and drill bushing seat be located by connecting using grey cast-iron preparation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711135636.7A CN107812961B (en) | 2017-11-16 | 2017-11-16 | The device of five-axle number control machine tool main shaft increase renewable bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711135636.7A CN107812961B (en) | 2017-11-16 | 2017-11-16 | The device of five-axle number control machine tool main shaft increase renewable bushing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107812961A CN107812961A (en) | 2018-03-20 |
| CN107812961B true CN107812961B (en) | 2019-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711135636.7A Active CN107812961B (en) | 2017-11-16 | 2017-11-16 | The device of five-axle number control machine tool main shaft increase renewable bushing |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2423986Y (en) * | 2000-05-18 | 2001-03-21 | 铨宝工业股份有限公司 | Jacket assembly of electric drill chuck |
| CN102350534A (en) * | 2011-09-21 | 2012-02-15 | 哈尔滨汽轮机厂有限责任公司 | Transition bushing for processing final race of turbine rotor with 130T boring machine |
| CN203711934U (en) * | 2014-02-27 | 2014-07-16 | 南车戚墅堰机车有限公司 | Main bearing bolt hole drilling jig for engine body |
| CN204366567U (en) * | 2014-12-12 | 2015-06-03 | 东台市凯润精密机械股份有限公司 | A kind of drilling automatic clamping device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004017199A (en) * | 2002-06-14 | 2004-01-22 | Nec Toppan Circuit Solutions Toyama Inc | Pressure foot for substrate processing machine and printed wiring board drilling machine equipped with the same |
-
2017
- 2017-11-16 CN CN201711135636.7A patent/CN107812961B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2423986Y (en) * | 2000-05-18 | 2001-03-21 | 铨宝工业股份有限公司 | Jacket assembly of electric drill chuck |
| CN102350534A (en) * | 2011-09-21 | 2012-02-15 | 哈尔滨汽轮机厂有限责任公司 | Transition bushing for processing final race of turbine rotor with 130T boring machine |
| CN203711934U (en) * | 2014-02-27 | 2014-07-16 | 南车戚墅堰机车有限公司 | Main bearing bolt hole drilling jig for engine body |
| CN204366567U (en) * | 2014-12-12 | 2015-06-03 | 东台市凯润精密机械股份有限公司 | A kind of drilling automatic clamping device |
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| Publication number | Publication date |
|---|---|
| CN107812961A (en) | 2018-03-20 |
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