CN107775362A - Hard rail formula gantry numerical control milling machine - Google Patents
Hard rail formula gantry numerical control milling machine Download PDFInfo
- Publication number
- CN107775362A CN107775362A CN201711146398.XA CN201711146398A CN107775362A CN 107775362 A CN107775362 A CN 107775362A CN 201711146398 A CN201711146398 A CN 201711146398A CN 107775362 A CN107775362 A CN 107775362A
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- Prior art keywords
- guide rail
- crossbeam
- rail
- slide plate
- numerical control
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Classifications
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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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
- B23Q1/012—Portals
-
- 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
- B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
- B23Q1/017—Arrangements of ways
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The invention discloses a kind of hard rail formula gantry numerical control milling machine, including workbench body, portal frame and processing unit (plant), the portal frame includes first pillar and the second pillar in the left side and right side being separately fixed in the workbench body, and crossbeam, first pillar is connected by synchronous movement device with crossbeam both ends respectively with second pillar, the processing unit (plant) includes the first Z axis device and the second Z axis device being arranged on the crossbeam, the crossbeam is provided with the first guide rail for being fixed on crossbeam front end face, second guide rail, and the 3rd guide rail of crossbeam upper surface, first guide rail, second guide rail and the 3rd guide rail are that section is in reverse V-shaped slip hard rail track.The present invention is simple and reliable for structure, using the slip hard rail with lathe integrally casting as moving guide rail, can bear larger load, guide rail contact area is big, and lathe operation is more steady, reduces influence of the machine vibration to machining accuracy, and maintenance cost is low.
Description
Technical field
The present invention relates to milling machine technical field of processing equipment, more particularly to a kind of hard rail formula gantry numerical control milling machine.
Background technology
Existing gantry numerical control milling machine only has a main shaft to drive tool sharpening, adds what a main shaft worked if desired
When, the related main shaft erecting device such as other portal frame can only be increased, can so cause processing inconvenient, and working
Under conditions of space is limited, increase that other processing unit (plant)s are also unreasonable, while the safety problem of working environment and various can be increased
Correlative charges.Designed according to dual drive, i.e., a screw mandrel sets two main shafts, can be processed simultaneously, improves efficiency, but pass
The mobile device of system uses rolling wire rail structure, and rolling wire rail bearing loading capability is smaller, and stationarity is weaker, rigidity deficiency, if being used for
Carrying multiple main shafts easily causes rolling wire rail to be damaged, and bends and deforms, and so as to influence the machining accuracy of milling machine, safeguards into
This height.
The content of the invention
To overcome above mentioned problem, the invention provides a kind of hard rail formula dragon that can bear to operate steadily compared with big load, lathe
Door CNC milling machine.
The technical solution adopted by the present invention is：
Hard rail formula gantry numerical control milling machine, including workbench body, portal frame and processing unit (plant)；The portal frame includes difference
The left side being fixed in the workbench body and first pillar on right side and the second pillar, and crossbeam, first pillar
It is connected respectively by synchronous movement device with crossbeam both ends with second pillar, the processing unit (plant) includes being arranged on the horizontal stroke
The first Z axis device and the second Z axis device on beam, the crossbeam are provided with the first guide rail for being fixed on crossbeam front end face, second
Guide rail, and the 3rd guide rail of crossbeam upper surface is arranged on, first guide rail, the second guide rail and the 3rd guide rail are that section is in
Reverse V-shaped slip hard rail track.Using rail plate of the slip hard rail with lathe integrally casting as multiple Z axis devices, energy
Larger load is born, guide rail contact area is big, and lathe operation is more steady, reduces influence of the machine vibration to machining accuracy,
Maintenance cost is low.
As the further improvement to above-mentioned technical proposal, in addition to drive device, the drive device includes being arranged on
The first screw mandrel on the crossbeam, the first motor of the first Z axis device left side is fixed on, and is fixed on the second Z axis device
The second motor on right side, on first screw mandrel engagement be connected with the first feed screw nut and the second feed screw nut, described the
First feed screw nut's external gear teeth is provided with one feed screw nut, the first feed screw nut external gear teeth connects with first motor
Connect, second feed screw nut's external gear teeth, second feed screw nut's external gear teeth and the described second electricity are provided with second feed screw nut
Machine connects.Using feed screw nut respectively and the motor connection that is arranged in each main shaft, screw mandrel is motionless, in each Z axis device
Feed screw nut is rotated by the motor of respective corresponding connection so that main shaft moves on screw mandrel, realizes that each main shaft is independent
Drive control, multiple main shafts can be processed simultaneously, and can simultaneously workpieces processing upper surface and side, be significantly increased processing effect
Rate, reduce production cost.
As the further improvement to above-mentioned technical proposal, first guide rail and the second guide rail are separately positioned on described
Above and below one screw mandrel, it is provided with to slide with the first guide rail and the second guide rail respectively on the first Z axis device rear end face and detains
The the first guide groove group connect, it is provided with the second Z axis device rear end face to slide with the first guide rail and the second guide rail respectively and detains
The the second guide groove group connect；First level platform, the 3rd guide rail and the first water are provided with the first Z axis device rear end face
First guide groove of platform lower surface slides snapping, is provided with the second horizontal stand on the second Z axis device rear end face, and described the
Second guide groove of three guide rails and the second horizontal stand lower surface slides snapping.
As the further improvement to above-mentioned technical proposal, the first Z axis device includes the first slide plate, is connected to described
The first main shaft on first slide plate, and the first driving means of the first main shaft up and down motion are controlled, set on first main shaft
It is equipped with the first milling cutter for workpieces processing side.Further, by universal between first milling cutter and the first main shaft
Structure connects, and by the first milling cutter angle change, can carry out Machining of Curved Surface to side surface of workpiece.
As the further improvement to above-mentioned technical proposal, the second Z axis device includes the second slide plate, is connected to described
The second main shaft on second slide plate, and the second drive device of the second main shaft up and down motion is controlled, set on second main shaft
The second milling cutter for workpieces processing upper surface is equipped with, is connected between second milling cutter and the second main shaft by universal structure.
By the and milling cutter angle change, Machining of Curved Surface can be carried out to workpiece upper surface.
As the further improvement to above-mentioned technical proposal, the synchronous slide device includes slide plate, and the slide plate is fixed
In the crossbeam lower surface, synchronizing indicator is provided with the slide plate, the left side and the right of the slide plate lower surface are set respectively
It is the 4th guide rail and the 5th guide rail for sliding hard rail to put, and the second screw mandrel is provided between the 4th guide rail and the 5th guide rail,
The second screw mandrel front end is connected with first bearing seat, and the second screw mandrel rear end is connected with second bearing seat, and described second
Screw mandrel one end is connected with the 5th motor, and second feed screw nut is fixed on the slide plate lower surface, and with described second
Bar is connected.Using synchronous slide device is respectively provided with the first pillar and the second pillar, can coordinate before realizing portal frame synchronization
After move, ensure milling machine processing accuracy.
As the further improvement to above-mentioned technical proposal, the first driving means include being arranged on the first slide plate
3rd motor, the first nitrogen balance cylinder and the second nitrogen balance cylinder.
As the further improvement to above-mentioned technical proposal, second drive device includes being arranged on the second slide plate
4th motor, the 3rd nitrogen balance cylinder and the 4th nitrogen balance cylinder.
The beneficial effects of the invention are as follows：
The hard rail formula gantry numerical control milling machine of the present invention is simple and reliable for structure, is made using the slip hard rail with lathe integrally casting
For the rail plate of multiple Z axis devices, larger load can be born, guide rail contact area is big, and lathe operation is more steady, reduces
Influence of the machine vibration to machining accuracy, maintenance cost are low.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is the positive structure schematic of the present invention.
Fig. 2 is the synchronous slide apparatus structure enlarged diagram.
Fig. 3 is the dimensional structure diagram of the present invention.
Drawing reference numeral explanation：1st, workbench body；2nd, the first pillar；3rd, the second pillar；4th, crossbeam；5th, the first Z axis device；
6th, the second Z axis device；7th, the first screw mandrel；8th, the first feed screw nut；9th, the second feed screw nut；10th, the first guide rail；11st, second lead
Rail；12nd, the 3rd guide rail；13rd, first level platform；14th, the second horizontal stand；15th, the first slide plate；16th, the second slide plate；17th, the first master
Axle；18th, the second main shaft；19th, the second screw mandrel；20th, slide plate；21st, the 4th guide rail；22nd, the 5th guide rail；23rd, first bearing seat；24、
Second bearing seat；25th, the 3rd motor；26th, the 4th motor；27th, the 5th motor；28th, the first nitrogen balance cylinder；29th, the second nitrogen
Compensating cylinder；30th, the 3rd nitrogen balance cylinder；31st, the 4th nitrogen balance cylinder.
Embodiment
As shown in Figure 1 to Figure 3, one of embodiment provided by the invention, hard rail formula gantry numerical control milling machine, including the work playscript with stage directions
Body 1, portal frame and processing unit (plant), the portal frame include being separately fixed at left side in the workbench body 1 and right side
First pillar 2 and the second pillar 3, and crossbeam 4, first pillar 2 are filled by synchronous movement respectively with second pillar 3
Put and be connected with the both ends of crossbeam 4, the processing unit (plant) includes the first Z axis device 5 being arranged on the crossbeam 4 and the second Z axis dress
6 are put, the crossbeam 4 is provided with the first guide rail 10 for being fixed on the front end face of crossbeam 4, the second guide rail 11, and is arranged on crossbeam
3rd guide rail 12 of end face, first guide rail 10, the second guide rail 11 and the 3rd guide rail 12 are that section is hard in reverse V-shaped slip
Rail track.Using rail plate of the slip hard rail with lathe integrally casting as multiple Z axis devices, larger load can be born
Lotus, guide rail contact area is big, and lathe operation is more steady, reduces influence of the machine vibration to machining accuracy, and maintenance cost is low.
Milling machine also includes drive device, the first screw mandrel 7 that the drive device includes being arranged on the crossbeam, is fixed on
First motor of the left side of the first Z axis device 5, and the second motor being fixed on the right side of the second Z axis device 6, described
Engagement is connected with the first feed screw nut 8 and the second feed screw nut 9 on one screw mandrel 7, and first is provided with first feed screw nut 8
Feed screw nut's external gear teeth, the first feed screw nut external gear teeth and first motor connection, set on second feed screw nut 9
It is equipped with second feed screw nut's external gear teeth, second feed screw nut's external gear teeth and second motor connection.Distinguished using feed screw nut
With the motor connection being arranged in each main shaft, the first screw mandrel 7 is motionless, and the feed screw nut in each Z axis device is each corresponding to
The motor of connection is rotated by so that main shaft moves on screw mandrel, realizes each main shaft independence drive control, multiple main shafts can
Process simultaneously, and can workpieces processing upper surface and side simultaneously, be significantly increased processing efficiency, reduce production cost.
The guide rail 11 of first guide rail 10 and second is separately positioned on above and below first screw mandrel 7, the first Z
The the first guide groove group for sliding snapping with the first guide rail 10 and the second guide rail 11 respectively is provided with the rear end face of shaft device 5, it is described
The the second guide groove group for sliding snapping with the first guide rail 10 and the second guide rail 11 respectively is provided with the rear end face of second Z axis device 6；
First level platform 13, the 3rd guide rail 12 and the lower surface of first level platform 13 are provided with the rear end face of first Z axis device 5
The first guide groove slide snapping, be provided with the second horizontal stand 14, the 3rd guide rail on the rear end face of the second Z axis device 6
12 and the lower surface of the second horizontal stand 14 the second guide groove slide snapping.
The first Z axis device 5 includes the first slide plate 15, the first main shaft 17 being connected on first slide plate 15, with
And the first driving means of the first main shaft 17 up and down motion are controlled, it is provided with first main shaft 17 for workpieces processing side
The first milling cutter.Further, connected between first milling cutter and the first main shaft 17 by universal structure, pass through the first milling
Knife angle change, Machining of Curved Surface can be carried out to side surface of workpiece.
The second Z axis device 6 includes the second slide plate 16, the second main shaft 18 being connected on second slide plate 16, with
And the second drive device of the second main shaft 18 up and down motion is controlled, it is provided with second main shaft 18 for workpieces processing upper end
Second milling cutter in face, connected between second milling cutter and the second main shaft 18 by universal structure.Become by the and milling cutter angle
Change, Machining of Curved Surface can be carried out to workpiece upper surface.
First pillar 2 passes through synchronous movement respectively with being provided with synchronous slide device on second pillar 3
Device is connected with the both ends of crossbeam 4, and the synchronous slide device includes slide plate 20, and the slide plate 20 is fixed on the lower end of crossbeam 4
Face, synchronizing indicator is provided with the slide plate 20, the left side and the right of the lower surface of slide plate 20 set the 4th guide rail respectively
21 and the 5th guide rail 22, the second screw mandrel 19, second screw mandrel 19 are provided between the 4th guide rail 21 and the 5th guide rail 22
Front end is connected with first bearing seat 23, and the rear end of the second screw mandrel 19 is connected with second bearing seat 24, and second screw mandrel 19
One end is connected with the 5th motor 27, and second feed screw nut is fixed on the lower surface of slide plate 20, and with described second
Bar 19 is connected.Using synchronous slide device is respectively provided with the first pillar 2 and the second pillar 3, it can coordinate and realize that portal frame is same
Step is movable, ensures milling machine processing accuracy.
The first driving means include the 3rd motor 25, the and of the first nitrogen balance cylinder 28 being arranged on the first slide plate 15
Second nitrogen balance cylinder 29.Second drive device includes the 4th motor 26, the 3rd nitrogen being arranged on the second slide plate 16
The nitrogen balance cylinder 31 of compensating cylinder 30 and the 4th.Using nitrogen balance cylinder balancing main shaft weight, the motor of main shaft is coordinated to move up and down,
It is suitable for main shaft quick and stable during high rotating speed to decline, noise is small, and micro-vibration is small.
It is described above, simply presently preferred embodiments of the present invention, the invention is not limited in above-mentioned embodiment, as long as
It reaches the technique effect of the present invention with identical means, should all belong to protection scope of the present invention.
Claims (8)
1. hard rail formula gantry numerical control milling machine, including workbench body (1), portal frame and processing unit (plant)；The portal frame includes dividing
The left side not being fixed in the workbench body (1) and first pillar (2) on right side and the second pillar (3), and crossbeam
(4), first pillar (2) is connected by synchronous movement device with crossbeam (4) both ends respectively with second pillar (3), institute
State the first Z axis device (5) and the second Z axis device (6) that processing unit (plant) includes being arranged on the crossbeam (4), it is characterised in that：
The crossbeam (4) is provided with the first guide rail (10) for being fixed on crossbeam (4) front end face, the second guide rail (11), and is arranged on horizontal stroke
3rd guide rail (12) of beam (4) upper surface, first guide rail (10), the second guide rail (11) and the 3rd guide rail (12) are section
In reverse V-shaped slip hard rail track.
2. hard rail formula gantry numerical control milling machine according to claim 1, it is characterised in that：Also include drive device, the drive
The first screw mandrel (7) that dynamic device includes being arranged on the crossbeam (4), the first electricity for being fixed on first Z axis device (5) left side
Machine, and the second motor being fixed on second Z axis device (6) right side, on first screw mandrel (7) engagement be connected with first
Feed screw nut (8) and the second feed screw nut (9), first feed screw nut's external gear teeth, institute are provided with first feed screw nut (8)
First feed screw nut's external gear teeth and first motor connection are stated, the second screw mandrel spiral shell is provided with second feed screw nut (9)
Female external gear teeth, second feed screw nut's external gear teeth and second motor connection.
3. hard rail formula gantry numerical control milling machine according to claim 2, it is characterised in that：First guide rail (10) and second
Guide rail (11) is separately positioned on above and below first screw mandrel (7), is provided with the first Z axis device (5) rear end face
The first guide groove group of snapping, the second Z axis device (6) rear end are slided with the first guide rail (10) and the second guide rail (11) respectively
The the second guide groove group for sliding snapping with the first guide rail (10) and the second guide rail (11) respectively is provided with face；First Z axis
First level platform (13), the 3rd guide rail (12) and first level platform (13) lower surface are provided with device (5) rear end face
First guide groove slides snapping, is provided with the second horizontal stand (14) on the second Z axis device (6) rear end face, the described 3rd leads
Rail (12) and second guide groove of the second horizontal stand (14) lower surface slide snapping.
4. hard rail formula gantry numerical control milling machine according to claim 1, it is characterised in that：The first Z axis device (5) includes
First slide plate (15), the first main shaft (17) being connected on first slide plate (15), and the first main shaft of control (17) is up and down
The first driving means of motion, the first milling cutter for workpieces processing side is provided with first main shaft.
5. hard rail formula gantry numerical control milling machine according to claim 1, it is characterised in that：The second Z axis device (6) includes
Second slide plate (16), the second main shaft (18) being connected on second slide plate (16), and the second main shaft of control (18) is up and down
Second drive device of motion, is provided with the second milling cutter for workpieces processing upper surface on second main shaft, and described second
Connected between milling cutter and the second main shaft by universal structure.
6. hard rail formula gantry numerical control milling machine according to claim 1, it is characterised in that：The synchronous slide device includes sliding
Plate (20), the slide plate (20) are fixed on the crossbeam (4) lower surface, are provided with synchronizing indicator on the slide plate (20), institute
State the left side of slide plate (4) lower surface and to set respectively be the 4th guide rail (21) and the 5th guide rail (22) for sliding hard rail on the right,
The second screw mandrel (19), the second screw mandrel (19) front end connection are provided between 4th guide rail (21) and the 5th guide rail (22)
There is first bearing seat (23), the second screw mandrel (19) rear end is connected with second bearing seat (24), and second screw mandrel (19)
One end is connected with the 5th motor (27), and second feed screw nut is fixed on the slide plate (20) lower surface, and with described
Two screw mandrels (19) are connected.
7. hard rail formula gantry numerical control milling machine according to claim 4, it is characterised in that：The first driving means include setting
Put the 3rd motor (25), the first nitrogen balance cylinder (28) and the second nitrogen balance cylinder (29) on the first slide plate (15).
8. hard rail formula gantry numerical control milling machine according to claim 5, it is characterised in that：Second drive device includes setting
Put the 4th motor (26), the 3rd nitrogen balance cylinder (30) and the 4th nitrogen balance cylinder (31) on the second slide plate (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711146398.XA CN107775362A (en) | 2017-11-17 | 2017-11-17 | Hard rail formula gantry numerical control milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711146398.XA CN107775362A (en) | 2017-11-17 | 2017-11-17 | Hard rail formula gantry numerical control milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107775362A true CN107775362A (en) | 2018-03-09 |
Family
ID=61433341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711146398.XA Pending CN107775362A (en) | 2017-11-17 | 2017-11-17 | Hard rail formula gantry numerical control milling machine |
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| CN (1) | CN107775362A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052801A (en) * | 2019-05-17 | 2019-07-26 | 深圳市东盈讯达电子有限公司 | A kind of automatic multifunctional platform of flexibility single fighter zygonema body |
| CN112427972A (en) * | 2020-12-08 | 2021-03-02 | 东莞市巨超智能科技有限公司 | Single-head/double-head composite numerical control machine tool |
| CN112496415A (en) * | 2020-11-27 | 2021-03-16 | 江苏科马特机械有限公司 | Numerical control drilling and milling machine tool with vibration eliminating frame |
| CN112792385A (en) * | 2021-02-10 | 2021-05-14 | 宁波昌成数控机械有限公司 | Long-stroke high-precision numerical control planer type milling machine |
| CN112792385B (en) * | 2021-02-10 | 2024-07-16 | 宁波昌成数控机械有限公司 | Long-stroke high-precision numerical control planer type milling machine |
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| CN207629588U (en) * | 2017-11-17 | 2018-07-20 | 江门市高成数控机械有限公司 | Hard rail formula gantry numerical control milling machine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110052801A (en) * | 2019-05-17 | 2019-07-26 | 深圳市东盈讯达电子有限公司 | A kind of automatic multifunctional platform of flexibility single fighter zygonema body |
| CN112496415A (en) * | 2020-11-27 | 2021-03-16 | 江苏科马特机械有限公司 | Numerical control drilling and milling machine tool with vibration eliminating frame |
| CN112427972A (en) * | 2020-12-08 | 2021-03-02 | 东莞市巨超智能科技有限公司 | Single-head/double-head composite numerical control machine tool |
| CN112792385A (en) * | 2021-02-10 | 2021-05-14 | 宁波昌成数控机械有限公司 | Long-stroke high-precision numerical control planer type milling machine |
| CN112792385B (en) * | 2021-02-10 | 2024-07-16 | 宁波昌成数控机械有限公司 | Long-stroke high-precision numerical control planer type milling machine |
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