CN104759930B - Z-axle drive system structure of gun turret milling machine - Google Patents
Z-axle drive system structure of gun turret milling machine Download PDFInfo
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- CN104759930B CN104759930B CN201510166882.3A CN201510166882A CN104759930B CN 104759930 B CN104759930 B CN 104759930B CN 201510166882 A CN201510166882 A CN 201510166882A CN 104759930 B CN104759930 B CN 104759930B
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- screw
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- nut seat
- nut
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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
-
- 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
- B23Q5/36—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission in which a servomotor forms an essential element
-
- 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)
- Transmission Devices (AREA)
Abstract
The invention discloses a Z-axle drive system structure of a gun turret milling machine, which is applied to a machinery processing industry. The Z-axle drive system structure comprises a first screw, a nut base, a T-shaped axle, a second screw, a jacking screw, a servo motor, a synchronizing wheel, a ball screw, and a supporting bracket; the nut base is fixed on the ball screw through the first screw, and a nut of the ball screw is arranged in a vertical hole of the nut base; the front end of the T-shaped axle is fixed on a main axle sleeve of a milling machine through the second screw, and the other end of the T-shaped axle is arranged in the horizontal hole of the nut base and screwed by the jacking screw; the servo motor is installed at the left upper end of the supporting bracket, and the synchronizing wheel is installed on an axle neck of the servo motor; bearings are installed in bearing bases at left and right ends of the supporting bracket, and the ball screw is connected to the supporting bracket by crossing through the bearings. The Z-axle drive system structure is simple in structure, spare parts are greatly reduced; besides, the Z-axle drive system structure is low in cost, low in fault rate, high in intensity, good in function, long in service, simple in structure, and easy to operate.
Description
Technical field
The present invention relates to one of mechanical processing industry gun turret milling machine z-axis drive system structure, especially apply in big gun
Tower milling machine numerical control transformation z coordinate leading screw and milling collar bush connect.
Background technology
At present, in mechanical processing industry, gun turret milling machine can be widely used for processing plane, inclined-plane at any angle, milling key
Groove, groove, it is also possible to turn, cuts with scissors, bore hole, and its milling head can make each 90 degree of left and right revolution, and each 45 degree in front and back, ram can flat three-sixth turn.
Main shaft speed change scope is big, and rotating speed is high.Rack sleeve motor-driven can determine journey feeding, and is provided with overload protection arrangement.Rack sleeve, lathe
Guide rail, workbench is all processed through high frequency stiffened, attractive in appearance, practical.The dynamic feed arrangement of the optional installation of vertical turret milling machine and digital display system
System.
The main members such as gun turret milling machine base, fuselage, workbench, middle slide, lift slide are all cast using high-strength material
Make and form, and process it is ensured that the stability of lathe life-time service through artificial aging.Gun turret milling machine milling head configures gun turret milling machine head,
And main shaft is equipped with manual and two kinds of feeding modes of fine motion, easy to process, accurate；Gun turret milling machine milling machine head can be adjusted in vertical plane
Whole ± 45 °, 360 ° of revolution in horizontal plane, expand the lathe range of work.Workbench vertical, horizontal have hand feed, power feed and
Three kinds of motor-driven F.F., power feed can obtain 8 kinds of different feed speeds, can meet different processing requests；Gun turret milling machine is fast
Speed feeding can make workpiece reach rapidly Working position, shortens the non-processing time.Gun turret milling machine lifting platform z can be manually to lifting
To realize with motor-driven two ways, and manually and motor-driven be interlocking, eliminate unsafe factor.Workbench x to stroke up to
800mm, and x, y, z three traversing guide pair, through supersonic frequency induction hardening, accurate grinding and scraping process, improves precision, extends lathe
Service life.Manual lubrication device can carry out forced feed lubrication to longitudinal and transverse, vertical leading screw and guide rail, reduces the abrasion of lathe, protects
The high-efficiency operation of card lathe；Meanwhile, cooling system passes through to adjust the size that nozzle changes coolant rate, meets different processing
Demand.Gun turret milling machine operating system is suspended on the upper right side of lathe by support arm, meets base of principle of human engineering, easy to operate；
Guidance panel is all using visualization Design of Symbols, simple, intuitive.
The hookup of prior art by nut seat, spring, gripping sleeve, screw, union body, nut, spring pad, pull bar,
Clamping plate, knob, pressing plate, cover plate, bearing, set, screw composition, its structure and working principle is, feed screw nut pass through cover plate,
Set, screw are arranged in nut seat, and nut seat is arranged on union body by screw, pass through screw thread and milling collar bush in union body
It is installed together, so, when gear leading screw rotates, drive nut, connected body, milling collar bush and milling main shaft to move up and down, realize master
The rapid traverse of axle and work are entered.For making z coordinate realize motor-driven and manual switch, this mechanism is provided with motor-driven and manual automatic transfer equipment,
This device is made up of spring, nut, spring pad, pull bar, clamping plate, knob, pressing plate, is then to rotate clockwise when needing motor-driven
Knob, makes pull bar strain, makes gripping sleeve clamp feed screw nut, realize power feed.Conversely, rotating counterclockwise knob, make
Pull bar unclamps, the connection of cut-out leading screw and nut seat, realizes hand feed.
The z coordinate of gun turret milling machine numerical control transformation is to set a servo control mechanism before milling head box, and screw mandrel is passed through connection
Mechanism is linked together with milling collar bush, thus realizing the feed function of z-axis.But existing gun turret milling machine z-axis connection at present
Mechanism structure is complicated, high cost, and function is poor, and intensity and toughness is all low, and transmission accuracy is low, and service life spy is low, wastes time and energy, part
Many, fault rate is high.Therefore, developing a kind of gun turret milling machine z-axis drive system structure is a new problem anxious to be resolved.
Content of the invention
It is an object of the invention to provide a kind of gun turret milling machine z-axis drive system structure, simply, part is significantly for this inventive structure
Degree reduces, low cost, and fault rate is low, and intensity is high, and rigidity is high, better function, life-span length, very succinctly, easily operates.
The object of the present invention is achieved like this: a kind of gun turret milling machine z-axis drive system structure, including the first screw, spiral shell
Female seat, t profile shaft, the second screw, jackscrew, servomotor, synchronizing wheel, ball-screw, bracing frame, nut seat is fixed by the first screw
On ball-screw, the nut of ball-screw is arranged in the upright opening of nut seat, and the front end of t profile shaft is fixed by the second screw
On milling machine spindle set, the other end of t profile shaft is arranged in the lateral aperture of nut seat, and is tightened with jackscrew, and servomotor is installed
In the left upper end of bracing frame, synchronizing wheel is arranged on the axle journal of servomotor, and bearing is arranged on the upper and lower ends bearing of bracing frame
In seat, ball-screw is connected on bracing frame through bearing；
Its operation principle is what a rectangular groove to be processed in nut seat, is worn the first screw with inner hexagon spanner
Cross the other end that rectangular slot is screwed to nut seat, by clamping force by ball-screw together with nut seat close-coupled, t profile shaft
One end of long cylinder is inserted in matched circular hole on nut seat, realizes coupling of nut seat and t profile shaft by tightening jackscrew,
Again nut seat band t type section insertion gun turret milling machine z-axis milling machine spindle is put in corresponding t type hole, by tightening the second spiral shell
T profile shaft is closely linked together by nail with gun turret milling machine z-axis milling machine spindle set, and servomotor is arranged on the left upper end of bracing frame,
Synchronizing wheel is arranged on the axle journal of servomotor, and bearing is arranged in the upper and lower ends bearing block of bracing frame, and ball-screw passes through
Bearing is connected on bracing frame, and after electricity on lathe, servomotor is driven by synchronizing wheel and realizes ball-screw to ball-screw
Rotate, drive nut seat, t profile shaft and gun turret milling machine z-axis milling machine spindle set during ball screw turns, complete main shaft and move up and down,
Realize the automatic rapid traverse of main shaft and work is entered, when needing to realize hand feed, can be by unclamping the first screw so that ball-screw
Separate with nut seat, each independent, realize hand feed；
Its operational approach is, when needing to realize power feed action, can be by tightening screw, by the nut of ball-screw
Fix with nut seat；When needing to realize hand feed action, can be by unclamping screw, by the nut of ball-screw and nut seat
Separately.
The present invention is characterized by its structure and working principle.Its operation principle is what a to be processed in nut seat
First screw is screwed to the other end of nut seat by rectangular groove with inner hexagon spanner through rectangular slot, will by clamping force
Ball-screw together with nut seat close-coupled, insert in matched circular hole on nut seat by one end of t profile shaft long cylinder,
Realize coupling of nut seat and t profile shaft by tightening jackscrew, then nut seat band t type section is inserted gun turret milling machine z-axis milling machine spindle
Put in corresponding t type hole, by tightening the second screw, t profile shaft is covered close-coupled with gun turret milling machine z-axis milling machine spindle
Together, servomotor is arranged on the left upper end of bracing frame, and synchronizing wheel is arranged on the axle journal of servomotor, and bearing is arranged on and props up
In the upper and lower ends bearing block of support, ball-screw is connected on bracing frame through bearing, and after electricity on lathe, servomotor leads to
Cross synchronizing wheel and be driven and realize ball screw turns to ball-screw, during ball screw turns, drive nut seat, t profile shaft and gun turret milling
Bed z-axis milling machine spindle set, completes main shaft and moves up and down, realize the automatic rapid traverse of main shaft and work is entered, when needing to realize hand feed
When, can be each independent by unclamping the first screw so that ball-screw is separated with nut seat, realize hand feed.
A kind of gun turret milling machine z-axis drive system structure compared with prior art, has structure simply, part significantly subtracts
Few, low cost, fault rate is low, and intensity is high, and rigidity is high, better function, life-span length, very succinctly, the advantages of easily operation, will extensively
Be applied in mechanical processing industry.
Below in conjunction with the accompanying drawings and embodiment the present invention is described in detail.
Brief description
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the b-b sectional view of Fig. 1.
Fig. 3 is the c-c sectional view of Fig. 1.
Specific embodiment
Referring to the drawings, a kind of gun turret milling machine z-axis drive system structure, including the first screw 1, nut seat 2, t profile shaft 3,
Two screws 4, jackscrew 5, servomotor 6, synchronizing wheel 7, ball-screw 8, bracing frame 9, nut seat 2 is fixed on rolling by the first screw 1
On ballscrew 8, the nut of ball-screw 8 is arranged in the upright opening of nut seat 2, and the second screw 4 is passed through admittedly in the front end of t profile shaft 3
It is scheduled on milling machine spindle to put, the other end of t profile shaft 3 is arranged in the lateral aperture of nut seat 2, and is tightened with jackscrew 5, servomotor
6 left upper ends being arranged on bracing frame 9, synchronizing wheel 7 is arranged on the axle journal of servomotor 6, and bearing is arranged on the upper and lower of bracing frame 9
In two end axles bearing, ball-screw 8 is connected on bracing frame 9 through bearing.
Its operation principle is that what a rectangular groove processed in nut seat 2, with inner hexagon spanner by the first screw 1
Be screwed to the other end of nut seat 2 through rectangular slot, by clamping force by ball-screw 8 together with nut seat 2 close-coupled,
One end of t profile shaft 3 long cylinder is inserted in matched circular hole on nut seat 2, realizes nut seat 2 and t type by tightening jackscrew 5
The connection of axle 3, then nut seat 2 is carried t type section insertion gun turret milling machine z-axis milling machine spindle to put in corresponding t type hole, pass through
Tighten the second screw 4 to be closely linked together t profile shaft 3 with gun turret milling machine z-axis milling machine spindle set, servomotor 6 is arranged on and props up
The left upper end of support 9, synchronizing wheel 7 is arranged on the axle journal of servomotor 6, and bearing is arranged on the upper and lower ends bearing of bracing frame 9
In seat, ball-screw 8 is connected on bracing frame 9 through bearing, when on lathe electric after, servomotor 6 by synchronizing wheel 7 be driven to
Ball-screw 8 is realized ball-screw 8 and is rotated, and drives nut seat 2, t profile shaft 3 and gun turret milling machine z-axis milling machine when ball-screw 8 rotates
Collar bush, completes main shaft and moves up and down, and realizes the automatic rapid traverse of main shaft and work is entered, when needing to realize hand feed, can pass through
Unclamp the first screw 1 so that ball-screw 8 is separated with nut seat 2, each independent, realize hand feed.
Its operational approach is, when needing to realize power feed action, can be by tightening screw 1, by the spiral shell of ball-screw 8
Female fixing with nut seat 2；When needing to realize hand feed action, can by unclamping screw 1, by the nut of ball-screw 8 with
Nut seat 2 is separately.
Claims (3)
1. a kind of gun turret milling machine z-axis drive system structure, including the first screw, nut seat, t profile shaft, the second screw, jackscrew, watches
Take motor, synchronizing wheel, ball-screw, bracing frame it is characterised in that: nut seat is fixed on ball-screw the first screw, rolling
The nut of ballscrew is arranged in the upright opening of nut seat, and the front end of t profile shaft is fixed on milling machine spindle by the second screw and puts,
The other end of t profile shaft is arranged in the lateral aperture of nut seat, and is tightened with jackscrew, and servomotor is arranged on the upper left of bracing frame
End, synchronizing wheel is arranged on the axle journal of servomotor, and bearing is arranged in the upper and lower ends bearing block of bracing frame, and ball-screw is worn
Cross bearing to be connected on bracing frame.
2. a kind of gun turret milling machine z-axis drive system structure according to claim 1 it is characterised in that: its operation principle is,
Processed what a rectangular groove in nut seat, with inner hexagon spanner, the first screw is screwed to nut seat through rectangular slot
The other end, by clamping force by ball-screw together with nut seat close-coupled, one end of the oval shell of column of t profile shaft insertion spiral shell
In matched circular hole in female seat, realize coupling of nut seat and t profile shaft by tightening jackscrew, then by nut seat band t profile shaft
T type section insertion gun turret milling machine z-axis milling machine spindle put in corresponding t type hole, by tighten the second screw by t profile shaft with
Gun turret milling machine z-axis milling machine spindle set is closely linked together, and servomotor is arranged on the left upper end of bracing frame, and synchronizing wheel is arranged on
On the axle journal of servomotor, bearing is arranged in the upper and lower ends bearing block of bracing frame, and ball-screw is connected to through bearing and props up
On support, after electricity on lathe, servomotor is driven by synchronizing wheel and realizes ball screw turns, ball-screw to ball-screw
Drive nut seat, t profile shaft and gun turret milling machine z-axis milling machine spindle set during rotation, complete main shaft and move up and down, realize the automatic of main shaft
Rapid traverse and work are entered, when needing to realize hand feed, by unclamping the first screw so that ball-screw is separated with nut seat, respectively
From independence, realize hand feed.
3. a kind of gun turret milling machine z-axis drive system structure according to claim 1 it is characterised in that: its operational approach is,
When needing to realize power feed action, by tightening the first screw, the nut of ball-screw and nut seat are fixed；Work as needs
When realizing hand feed action, by unclamping the first screw, the nut of ball-screw and nut seat are separated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510166882.3A CN104759930B (en) | 2015-04-10 | 2015-04-10 | Z-axle drive system structure of gun turret milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510166882.3A CN104759930B (en) | 2015-04-10 | 2015-04-10 | Z-axle drive system structure of gun turret milling machine |
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| Publication Number | Publication Date |
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| CN104759930A CN104759930A (en) | 2015-07-08 |
| CN104759930B true CN104759930B (en) | 2017-02-01 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109176113A (en) * | 2018-10-23 | 2019-01-11 | 沈阳景宏数控设备有限公司 | X-axis feeding transmission system structure with interpolation function gun turret milling machine feeding mechanism |
| CN109176114A (en) * | 2018-10-23 | 2019-01-11 | 沈阳景宏数控设备有限公司 | Y-axis feeding transmission system structure with interpolation function gun turret milling machine feeding mechanism |
| CN109176111A (en) * | 2018-10-23 | 2019-01-11 | 沈阳景宏数控设备有限公司 | Z axis feeding transmission system structure with interpolation function gun turret milling machine feeding mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE69432192T2 (en) * | 1993-10-12 | 2003-12-04 | Smc K.K., Tokio/Tokyo | linear actuator |
| CN202224999U (en) * | 2011-06-16 | 2012-05-23 | 奇瑞汽车股份有限公司 | Positioning device |
| CN202447957U (en) * | 2012-02-24 | 2012-09-26 | 淄博昊科机械有限公司 | Ram transmission mechanism for vertical lathe |
| CN103231246B (en) * | 2013-03-18 | 2016-04-06 | 宁波市凯博数控机械有限公司 | A kind of vertical numerical control drilling and milling machine tool |
| CN203712259U (en) * | 2014-03-10 | 2014-07-16 | 宁波市凯博数控机械有限公司 | Efficient numerical control milling and drilling machine tool |
| CN204546085U (en) * | 2015-04-10 | 2015-08-12 | 沈阳景宏数控设备有限公司 | A kind of gun turret milling machine Z-axis transmission system architecture |
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