CN110052882A - A kind of ram apparatus with double-pendulum milling head - Google Patents
A kind of ram apparatus with double-pendulum milling head Download PDFInfo
- Publication number
- CN110052882A CN110052882A CN201910020023.1A CN201910020023A CN110052882A CN 110052882 A CN110052882 A CN 110052882A CN 201910020023 A CN201910020023 A CN 201910020023A CN 110052882 A CN110052882 A CN 110052882A
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- straight line
- axis
- rotary shaft
- ram
- pull
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- 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
- B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a kind of ram apparatus of double-pendulum milling head, the driving speed regulation driving of present invention torque motor rotates to be A axis swinging axle and provides power, A axis swinging axle connects milling spindle head by end flanges, realize the swing of double-pendulum milling head A shaft portion, pass through the first rotary shaft, the second rotary shaft, the combination of B axle rotary shaft and swing connecting bar, under the push-and-pull action that first straight line pushes and pulls sliding mechanism, the swing of Double swing head B axle part is realized.Under the action of second straight line push-pull mechanism, entire ram linear axis feed motion is realized.The rotary oscillation angle for expanding traditional double-pendulum milling head AB axis improves rigidity, torque and the precision of double-pendulum milling head.
Description
Technical field
The present invention relates to lathe cutting techniques field more particularly to a kind of ram apparatus of double-pendulum milling head.
Background technique
In recent years, I be turnover panel Five-axis NC Machining Center with the features such as its high-precision, high rigidity, high efficiency, five-axle linkage
The high-end industry field such as aerospace, defence and military is mainly used to the high-precision that processing has complex profile using more and more
Part, such as aeronautical agency's part.Horizontal Five-axis NC Machining Center can be realized in the rotating shaft of three-shaft linkage, and have spindle swing
The yaw of function is one of the key feature that standard type horizontal Machining centers upgrades to horizontal main axis machining center.
And since turnover panel horizontal Five-axis NC Machining Center is mostly used to process aluminium alloy and titanium alloy etc materials complex profile at present
Part, removal rate is up to 90% or more.The double-pendulum milling head rigidity of the prior art, torque and precision are to be improved, and industry allusion quotation
The pivot angle range of the AB axis milling head of type is in -30 ° to+30 ° angular ranges.
Summary of the invention
The present invention provides a kind of ram apparatus of double-pendulum milling head, to overcome above-mentioned technical problem.
The ram apparatus of double-pendulum milling head of the invention, comprising:
First straight line push-pull mechanism, second straight line push-pull mechanism, A axis swinging axle, B axle rotary shaft, the first rotary shaft, second
Rotary shaft, milling spindle head, swing connecting bar, ram；
The first straight line push-pull mechanism includes: that first straight line is arranged above ram to push and pull slide plate, and the first straight line pushes away
It draws one end on slide plate that swing connecting bar is set, passes through described first between one end of the swing connecting bar and first straight line push-and-pull slide plate
Axis connection is rotated, the other end of the swing connecting bar is connect by the second rotary shaft with described A axis swinging axle one end, the A axis
Swinging axle is also connect by the B axle rotary shaft with one end of the ram, the A axis swinging axle other end and the milling master
Linear guide and the first sliding block is arranged between the ram and first straight line push-and-pull slide plate in spindle nose connection, and described first is straight
Line pushes and pulls slide plate one end and connects the first ball screw, and the other end of first roller screw passes through bearing shaft coupling connection first
Driving motor；
The second straight line push-pull mechanism includes: that second straight line push-and-pull slide plate is located at below the ram, and described second is straight
Second guide rail, the second sliding block and third sliding block are set between line push-and-pull slide plate and the ram, and the second straight line pushes and pulls slide plate
The second ball-screw is set positioned at one end of first roller screw, the other end of second roller screw is joined by bearing
Axis device connects the second driving motor.
Further, swinging structure, described swinging structure one end and milling spindle head side are set outside the A axis swinging axle
Flange by being fixedly connected, A axis swinging axle described in two lateral edge of swinging axle is arranged radially the first engaging lug, and described first connects
Lug and the B axle rotate axis connection, along axial the second engaging lug of setting of the A axis swinging axle, institute on first engaging lug
The second engaging lug is stated to connect with the swing connecting bar.
Further, the angle between first rotary shaft and the line and first guide rail of the second rotary shaft is not small
In 15 °, angle maximum value is at 20 °~30 °.
Further, comprising:
The swing link mechanism, the main tapping cabinet by B axle rotary shaft and the ram be it is hinged, it is logical
Cross the second rotary shaft and the swing link mechanism be it is hinged, the swing link mechanism passes through the first rotary shaft and first straight line
Push-pull mechanism is hinged.
Present invention torque motor drives speed regulation rotation A axis swinging axle to provide power, and swings axis connection milling as A axis
Main tapping realizes the swing of double-pendulum milling head A shaft portion, passes through the first rotary shaft, the second rotary shaft, B axle rotary shaft and the company of swing
The combination of bar realizes the swing of Double swing head B axle part under the push-and-pull action that first straight line pushes and pulls sliding mechanism.In second straight line
Under the action of push-pull mechanism, entire ram straight-line feed movement is realized.Improve rigidity, torque and the precision of double-pendulum milling head.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the ram apparatus structural schematic diagram of double-pendulum milling head of the present invention；
Fig. 2 is ram part-structure schematic diagram of the present invention；
Fig. 3 is second straight line push-pull mechanism slide plate part-structure schematic diagram of the present invention；
Drawing reference numeral explanation:
Second straight line pushes and pulls slide plate 1, the second guide rail 2, the second motor 3, the second ball-screw 4, first motor 5, first and rolls
Ballscrew 6, the first sliding block 7, first straight line push and pull slide plate 8, the first rotary shaft 9, ram 10, the second rotary shaft 11, A axis swinging axle
12, main tapping cabinet 13, milling spindle head 14, B axle rotary shaft 15, the second guide rail 16, the second sliding block 17, third sliding block 18, the
Two guide rails 19, swing connecting bar 20.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Fig. 1 is the ram apparatus structural schematic diagram of double-pendulum milling head of the present invention, as shown in Figure 1, the device of the present embodiment can be with
Include:
First straight line push-pull mechanism, second straight line push-pull mechanism, A axis swinging axle, B axle rotary shaft, the first rotary shaft, second
Rotary shaft, milling spindle head, swing connecting bar, ram；
The first straight line push-pull mechanism includes: that first straight line is arranged above ram to push and pull slide plate, and the first straight line pushes away
It draws one end on slide plate that swing connecting bar is set, passes through described first between one end of the swing connecting bar and first straight line push-and-pull slide plate
Axis connection is rotated, the other end of the swing connecting bar is connect by the second rotary shaft with described A axis swinging axle one end, the A axis
Swinging axle is also connect by the B axle rotary shaft with one end of the ram, the A axis swinging axle other end and the milling master
Linear guide and the first sliding block is arranged between the ram and first straight line push-and-pull slide plate in spindle nose connection, and described first is straight
Line pushes and pulls slide plate one end and connects the first ball screw, and the other end of first roller screw passes through bearing shaft coupling connection first
Driving motor；
The second straight line push-pull mechanism includes: that second straight line push-and-pull slide plate is located at below the ram, and described second is straight
Second guide rail, the second sliding block and third sliding block are set between line push-and-pull slide plate and the ram, and the second straight line pushes and pulls slide plate
The second ball-screw is set positioned at one end of first roller screw, the other end of second roller screw is joined by bearing
Axis device connects the second driving motor.
Specifically, the first lead screw of the present embodiment and the second lead screw are accurate roller screw, which is connected by nut
In on first straight line push-and-pull slide plate, first motor connects the precision ball screw by bearing shaft coupling, transmits axial torsion.
First lead screw drives first straight line push-and-pull slide plate to do straight line push-and-pull movement, constitutes first straight line push-pull mechanism.Second motor passes through
Bearing shaft coupling connects the second lead screw, transmits axial torsion.As shown in Figures 2 and 3, ram is driven to push and pull slide plate in second straight line
Push-and-pull movement is realized in upper front and back, constitutes second straight line push-pull mechanism.
The first rotary shaft of the present embodiment, the second rotary shaft, B axle rotary shaft and swing connecting bar together constitute crank connecting link
Mechanism realizes the swing of Double swing head B axle part under the push-and-pull action that first straight line pushes and pulls sliding mechanism.It is pushed and pulled in second straight line
Under the action of mechanism, entire ram straight-line feed movement is realized.Improve rigidity, torque and the precision of double-pendulum milling head.
Further, swinging structure, described swinging structure one end and milling spindle head side are set outside the A axis swinging axle
Flange by being fixedly connected, A axis swinging axle described in two lateral edge of swinging axle is arranged radially the first engaging lug, and described first connects
Lug and the B axle rotate axis connection, along axial the second engaging lug of setting of the A axis swinging axle, institute on first engaging lug
The second engaging lug is stated to connect with the swing connecting bar.
Further, the angle between first rotary shaft and the line and first guide rail of the second rotary shaft is not small
In 15 °, angle maximum value is at 20 °~30 °.
Specifically, the milling spindle head is relative to A axis swinging axle axis, by torque motor control, it can be achieved that A axis
Swing the rotation in -45 ° to+45 ° angular ranges.Folder between first rotary shaft and the line and the first guide rail of the second rotary shaft
Angle is that the line that the first rotary shaft and the second rotary shaft connect between point is rotated counterclockwise to around its intersection point between the first guide rail
The angle that the position of first guide rail is turned over.
Corresponding B axle rotation shaft angle, by the first rotary shaft, the second rotary shaft, B axle rotary shaft and swing connecting bar are common
Constitute crank link mechanism, swing connecting bar first straight line skateboarding distance between 300mm-350mm.When the company of swing
When bar is in first straight line slide plate close to the extreme position of motor side, the line and first of the first rotary shaft and the second rotary shaft
Angle between guide rail is not less than 15 °, and angle maximum value is at 20 °~30 °.Main tapping cabinet can be realized can be around B axle rotary shaft
Realize the rotation in -45 ° to+45 ° angular ranges.Reduce the space occupied while expanding the range of Milling Process.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (4)
1. a kind of ram apparatus of double-pendulum milling head characterized by comprising
First straight line push-pull mechanism, second straight line push-pull mechanism, A axis swinging axle, B axle rotary shaft, the first rotary shaft, the second rotation
Axis, milling spindle head, swing connecting bar, ram；
The first straight line push-pull mechanism includes: setting first straight line push-and-pull slide plate above ram, and the first straight line push-and-pull is slided
Swing connecting bar is arranged in one end on plate, rotates between one end of the swing connecting bar and first straight line push-and-pull slide plate by described first
The other end of axis connection, the swing connecting bar is connect by the second rotary shaft with described A axis swinging axle one end, and the A axis is swung
Axis is also connect by the B axle rotary shaft with one end of the ram, the A axis swinging axle other end and the milling spindle head
Connection is arranged linear guide between the ram and first straight line push-and-pull slide plate and the first sliding block, the first straight line pushes away
Slide plate one end is drawn to connect the first ball screw, the other end of first roller screw passes through the first driving of bearing shaft coupling connection
Motor；
The second straight line push-pull mechanism includes: that second straight line push-and-pull slide plate is located at below the ram, and the second straight line pushes away
It draws and the second guide rail, the second sliding block and third sliding block is set between slide plate and the ram, the second straight line push-and-pull slide plate is located at
The second ball-screw is arranged in one end of first roller screw, and the other end of second roller screw passes through bearing shaft coupling
Connect the second driving motor.
2. the apparatus according to claim 1, which is characterized in that swinging structure, the swing are arranged outside the A axis swinging axle
With the flange of milling spindle head side by being fixedly connected, A axis swinging axle described in two lateral edge of swinging axle is radial for structure one end
First engaging lug is set, and first engaging lug and the B axle rotate axis connection, put on first engaging lug along the A axis
Axially the second engaging lug of setting, second engaging lug are connect moving axis with the swing connecting bar.
3. the apparatus according to claim 1, which is characterized in that the line and institute of first rotary shaft and the second rotary shaft
The angle between the first guide rail is stated not less than 15 °, angle maximum value is between 20 °~30 °.
4. device according to any one of claims 1 to 3 characterized by comprising
The swing link mechanism, the main tapping cabinet by B axle rotary shaft and the ram be it is hinged, by the
Two rotary shafts and the swing link mechanism be it is hinged, the swing link mechanism passes through the first rotary shaft and first straight line push-and-pull
Mechanism is hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910020023.1A CN110052882B (en) | 2019-01-09 | 2019-01-09 | Ram device with double-pendulum milling head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910020023.1A CN110052882B (en) | 2019-01-09 | 2019-01-09 | Ram device with double-pendulum milling head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110052882A true CN110052882A (en) | 2019-07-26 |
| CN110052882B CN110052882B (en) | 2021-09-17 |
Family
ID=67315845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910020023.1A Active CN110052882B (en) | 2019-01-09 | 2019-01-09 | Ram device with double-pendulum milling head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110052882B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111036940A (en) * | 2019-12-31 | 2020-04-21 | 科德数控股份有限公司 | Linkage pendulum head structure |
| CN111590091A (en) * | 2020-05-19 | 2020-08-28 | 科德数控股份有限公司 | Double-swing-angle spindle head |
| WO2021135761A1 (en) * | 2019-12-31 | 2021-07-08 | 科德数控股份有限公司 | Multi-link linkage angle accessory head |
| CN115625550A (en) * | 2022-10-13 | 2023-01-20 | 上海拓璞数控科技股份有限公司 | Compact linear motion shaft system capable of being integrated in double-swing head and double-swing head structure |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10118819A (en) * | 1996-10-18 | 1998-05-12 | Shuhei Takasu | Table feed device for cutting machine of minute hole, etc. |
| CN101508039A (en) * | 2009-03-02 | 2009-08-19 | 长沙哈量凯帅精密机械有限公司 | Six-axis five-linkage spiral taper gear cutting machine tool |
-
2019
- 2019-01-09 CN CN201910020023.1A patent/CN110052882B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10118819A (en) * | 1996-10-18 | 1998-05-12 | Shuhei Takasu | Table feed device for cutting machine of minute hole, etc. |
| CN101508039A (en) * | 2009-03-02 | 2009-08-19 | 长沙哈量凯帅精密机械有限公司 | Six-axis five-linkage spiral taper gear cutting machine tool |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111036940A (en) * | 2019-12-31 | 2020-04-21 | 科德数控股份有限公司 | Linkage pendulum head structure |
| WO2021135760A1 (en) * | 2019-12-31 | 2021-07-08 | 科德数控股份有限公司 | Linkage swing head structure |
| WO2021135761A1 (en) * | 2019-12-31 | 2021-07-08 | 科德数控股份有限公司 | Multi-link linkage angle accessory head |
| CN111590091A (en) * | 2020-05-19 | 2020-08-28 | 科德数控股份有限公司 | Double-swing-angle spindle head |
| WO2021232732A1 (en) * | 2020-05-19 | 2021-11-25 | 科德数控股份有限公司 | Double-swing-angle spindle head |
| EP4091744A4 (en) * | 2020-05-19 | 2023-07-05 | Kede Numerical Control Co., Ltd. | Double-swing-angle spindle head |
| JP7442653B2 (en) | 2020-05-19 | 2024-03-04 | 科徳数控股▲ふん▼有限公司 | Two-axis swing angle spindle head |
| CN115625550A (en) * | 2022-10-13 | 2023-01-20 | 上海拓璞数控科技股份有限公司 | Compact linear motion shaft system capable of being integrated in double-swing head and double-swing head structure |
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| Publication number | Publication date |
|---|---|
| CN110052882B (en) | 2021-09-17 |
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