CN206578543U - A kind of lathe A axle swing mechanisms - Google Patents
A kind of lathe A axle swing mechanisms Download PDFInfo
- Publication number
- CN206578543U CN206578543U CN201720221355.2U CN201720221355U CN206578543U CN 206578543 U CN206578543 U CN 206578543U CN 201720221355 U CN201720221355 U CN 201720221355U CN 206578543 U CN206578543 U CN 206578543U
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- CN
- China
- Prior art keywords
- rotary body
- slide mass
- pedestal
- lathe
- oil cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000007246 mechanism Effects 0.000 title claims abstract description 41
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 46
- 238000012856 packing Methods 0.000 claims description 10
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 238000003754 machining Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 241000222712 Kinetoplastida Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Machine Tool Units (AREA)
Abstract
The utility model discloses a kind of lathe A axle swing mechanisms, including pedestal, servomotor, ball screw assembly, first slide mass, second slide mass and rotary body, ball screw assembly, is horizontally arranged on pedestal, ball screw assembly, is connected with the output end of servomotor, first slide mass is fixed on ball screw assembly, first slide mass is slidably connected with base level, second slide mass is connected with the first slide mass vertical sliding motion, the lower end of second slide mass connects with rotary body axle, arc-shaped guide rail is installed on pedestal, the upper end of rotary body is arranged on arc-shaped guide rail, the lower end of rotary body is arranged on pedestal by turntable bearing, the locking mechanism for locking rotary body is provided between rotary body and pedestal；Lathe A axle swing mechanisms are simple in construction, compact, small volume, easy for installation, can adapt to high pulling torque processing needs, safe and reliable, can be applied to the cradle turntable of horizontal Machining centers, can also be applied to the spindle swing structure of gantry Machining Center.
Description
Technical field
The utility model is related to a kind of swing mechanism, specifically a kind of lathe A axle swing mechanisms.
Background technology
In multi-shaft interlocked Digit Control Machine Tool, the swing of A axles is more commonly used.The A axle swing mechanisms of existing machining center
Type of drive, predominantly worm and gear drive, i.e., servomotor drives A axles to swing by worm couple, and in order to increase biography
The moment of torsion passed, frequent mate gear or synchronous cog belt are used together.The subject matter that above-mentioned A axles swing mechanism is present has：1、
The installation accuracy of worm couple requires high, and debugging is difficult；2nd, there is back lash in worm couple, and positioning precision is not high；3、
Worm couple wearability is not high, is easily worn and torn after long-term use；4th, the moment of torsion of worm couple transmission is smaller, is not suitable for big turn round
The transmission of square；5th, A axles swing mechanism lacks positioning and clamping mechanism, and the positioning precision to A axles is inadequate.
Utility model content
Technical problem to be solved in the utility model is：There is provided one kind is simple in construction, tight in view of the shortcomings of the prior art
Gather, small volume, lathe A axle swing mechanisms easy for installation, lathe A axle swing mechanisms can adapt to high pulling torque processing needs,
It is safe and reliable, the cradle turntable of horizontal Machining centers is can be applied to, the spindle swing knot of gantry Machining Center is can also be applied to
Structure.
The utility model solve the technical scheme that is used of above-mentioned technical problem for：A kind of lathe A axle swing mechanisms, including
Pedestal, servomotor, ball screw assembly, the first slide mass, the second slide mass and rotary body, described ball screw assembly, level peace
On described pedestal, described ball screw assembly, is connected with the output end of described servomotor, the first described slip
Body is fixed on described ball screw assembly, and the first described slide mass is slidably connected with described base level, and described the
Two slide masses are connected with the first described slide mass vertical sliding motion, the lower end of described the second slide mass and described rotary body axle
Connect, arc-shaped guide rail is installed, the upper end of described rotary body is arranged on described arc-shaped guide rail, described on described pedestal
The lower end of rotary body is arranged on described pedestal by turntable bearing, is provided between described rotary body and described pedestal
Locking mechanism for locking described rotary body, when locking mechanism releases the locking to rotary body, in the driving of servomotor
Under, rotary body is swung around A axles.
Lathe A axle swing mechanisms are simple in construction, easy for installation disclosed in the utility model, and it relies on servomotor and ball
Lead screw pair drives the first slide mass to move left and right, and then drives the second slide mass to move up and down, corresponding to drive rotary body left around A axles
It is right to swing.Lathe A axles swing mechanism increases moment of torsion by rotary body and transmitted, and stability is good, and can adapt to high pulling torque processing needs
Will, while rotary body can be locked and positioned by latch-up structure, after only locking mechanism is released to the locking of rotary body, just permit
Perhaps rotary body is swung around A axles, safe and reliable.Lathe A axle swing mechanisms compact conformation, small volume, can be applied to horizontal processing
The cradle turntable at center, can also be applied to the spindle swing structure of gantry Machining Center.
Preferably, described locking mechanism includes oil cylinder, piston, oil cylinder cover, disc spring and pull bar, described oil cylinder is set
In the rear side of described pedestal, described oil cylinder cover is arranged on described pedestal, and described oil cylinder cover is fixed on described oil
The front end of cylinder, described pull bar is located on described pedestal and described rotary body simultaneously, and the rear end of described pull bar is passed through
Described pedestal and described oil cylinder cover are connected with described piston thread, are offered on described rotary body and described arc
The arcuate socket that guide rail matches, the front end of described pull bar is passed from described arcuate socket, and the front end of described pull bar is integrally set
Be equipped with flange portion, surround an oil pocket between the rear end of described piston and described oil cylinder, the front end of described piston with it is described
Oil cylinder cover between disc spring is installed.In oil pocket in the case of oil-free, disc spring is promoted and moved after piston, after piston pushing drawing rod
Move, the flange portion on pull bar is contacted with the front end face of rotary body, so as to clamp rotary body.When oil supply in oil pocket, in oil pressure
Under promotion, the elastic force reach of piston overpowers disc spring drives pull bar reach, pull bar is disengaged with rotary body, now servomotor work
Make, drive the first slide mass to move left and right by ball screw assembly, then drive the second slide mass to move up and down, it is final to drive rotation
Swivel is swung around A axles, and rotary body is oriented to around swinging for A axles by arc-shaped guide rail.
Preferably, be provided with bushing on described pedestal, sealing is installed between described bushing and described pedestal
Circle, the rear end of described pull bar is connected through described bushing and described oil cylinder cover with described piston thread, described drawing
The front end of bar is provided with packing ring, and described packing ring is arranged between the front end face of described flange portion and described rotary body.Lining
Set play the guiding role to moving left and right for pull bar.In oil pocket in the case of oil-free, the flange portion packing washer on pull bar passes through
Packing ring clamps rotary body, may better secure rotary body and pull bar.
Preferably, connected between described the second slide mass and described rotary body through a mandrel, described mandrel with
It is provided between described rotary body between two taper roll bearings, two described taper roll bearings and spacer is installed.
Preferably, being horizontally installed with first straight line guide rail on described pedestal, the rear end of the first described slide mass is pacified
On described first straight line guide rail, the front end of the first described slide mass is provided with two parallel second straight lines of left and right and led
Rail, the second described slide mass is across on two described second straight line guide rails.
Preferably, described turntable bearing is the crossed roller bearing with Circular gratings, to ensure the essence of A axles swing
Degree.
Compared with prior art, the utility model has the advantage of：Lathe A axles swing mechanism knot disclosed in the utility model
Structure is simple, compact, small volume, easy for installation, and it is driven by servomotor and ball screw assembly, and moment of torsion is increased by rotary body
Transmission, stability is good, can adapt to high pulling torque processing needs, while rotary body can be locked and positioned by latch-up structure, only
After having locking mechanism releasing to the locking of rotary body, just rotary body is allowed to be swung around A axles, it is safe and reliable.Lathe A axle oscillating machines
Structure can be applied to the cradle turntable of horizontal Machining centers, can also be applied to the spindle swing structure of gantry Machining Center.
Brief description of the drawings
Fig. 1 is the front view of the lathe A axle swing mechanisms of embodiment；
Fig. 2 is A-A sectional views in Fig. 1；
Fig. 3 is enlarged drawing at B in Fig. 2；
Fig. 4 is rotary body state diagram after A axles swing certain angle in embodiment.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
The lathe A axle swing mechanisms of embodiment 1, including pedestal 1, servomotor 2, ball screw assembly, 3, the first slide mass 4,
Second slide mass 5 and rotary body 6, ball screw assembly, 3 are horizontally arranged on pedestal 1, and ball screw assembly, 3 is defeated with servomotor 2
Go out end to be connected, the first slide mass 4 is fixed on ball screw assembly, 3, and the first slide mass 4 is slidably connected with the level of pedestal 1, second slides
Kinetoplast 5 is connected with the vertical sliding motion of the first slide mass 4, is connected between the second slide mass 5 and rotary body 6 through a mandrel 61, mandrel 61
It is provided between rotary body 6 between two taper roll bearings 62, two taper roll bearings 62 and spacer 63, pedestal is installed
Arc-shaped guide rail 11 is installed, the upper end of rotary body 6 is arranged on arc-shaped guide rail 11, and the lower end of rotary body 6 passes through turntable bearing on 1
12 are arranged on pedestal 1, and the turntable bearing 12 is the crossed roller bearing with Circular gratings, are set between rotary body 6 and pedestal 1
There is the locking mechanism for locking rotary body 6, when locking mechanism releases the locking to rotary body 6, in the driving of servomotor 2
Under, rotary body 6 is swung around A axles.
The lathe A axle swing mechanisms of embodiment 2, including pedestal 1, servomotor 2, ball screw assembly, 3, the first slide mass 4,
Second slide mass 5 and rotary body 6, ball screw assembly, 3 are horizontally arranged on pedestal 1, and ball screw assembly, 3 is defeated with servomotor 2
Go out end to be connected, the first slide mass 4 is fixed on ball screw assembly, 3, and the first slide mass 4 is slidably connected with the level of pedestal 1, second slides
Kinetoplast 5 is connected with the vertical sliding motion of the first slide mass 4, and first straight line guide rail 13 is horizontally installed with pedestal 1, the first slide mass 4
Rear end is arranged on first straight line guide rail 13, and the front end of the first slide mass 4 is provided with two parallel second straight line guide rails of left and right
41, the second slide mass 5 is across on two second straight line guide rails 41, through a mandrel between the second slide mass 5 and rotary body 6
61 connections, are provided between two taper roll bearings 62, two taper roll bearings 62 between mandrel 61 and rotary body 6 and install
Have and arc-shaped guide rail 11 is installed on spacer 63, pedestal 1, the upper end of rotary body 6 is arranged on arc-shaped guide rail 11, under rotary body 6
End is arranged on pedestal 1 by turntable bearing 12, and the turntable bearing 12 is the crossed roller bearing with Circular gratings, rotary body 6
The locking mechanism for locking rotary body 6 is provided between pedestal 1, when locking mechanism releases the locking to rotary body 6, is being watched
Under the driving for taking motor 2, rotary body 6 is swung around A axles.
In embodiment 2, locking mechanism includes oil cylinder 71, piston 72, oil cylinder cover 73, disc spring 74 and pull bar 75, and oil cylinder 71 is set
The rear side in pedestal 1 is put, oil cylinder cover 73 is arranged on pedestal 1, and oil cylinder cover 73 is fixed by screws in the front end of oil cylinder 71, is drawn
Bar 75 is located on pedestal 1 and rotary body 6 simultaneously, and bushing 14 is provided with pedestal 1, is provided between bushing 14 and pedestal 1 close
Seal 15, the rear end of pull bar 75 is threadedly coupled through bushing 14 and oil cylinder cover 73 with piston 72, is offered on rotary body 6 and arc
The arcuate socket 64 that guide rail 11 matches, the front end of pull bar 75 is passed from arcuate socket 64, and the front end of pull bar 75 has been wholely set flange
Portion 76, the front end of pull bar 75 is provided with packing ring 77, and packing ring 77 is arranged between the front end face of flange portion 76 and rotary body 6, piston
An oil pocket 78 is surrounded between 72 rear end and oil cylinder 71, disc spring 74 is installed between the front end of piston 72 and oil cylinder cover 73.
The operation principle of above-mentioned lathe A axle swing mechanisms is：In oil pocket 78 in the case of oil-free, disc spring 74 promotes piston
Moved after 72, moved after the pushing drawing rod 75 of piston 72, make the packing washer 77 of flange portion 76 on pull bar 75, clamped and rotated by packing ring 77
Body 6, as shown in Figure 1.When oil supply in oil pocket 78, under oil pressure promotion, piston 72 overcomes the elastic force of disc spring 74 to move forward, and drives and draws
Bar 75 moves forward, and pull bar 75 is disengaged with rotary body 6, and now servomotor 2 works, and is slided by the driving of ball screw assembly, 3 first
Body 4 is moved left and right, and then drives the second slide mass 5 to move up and down, final to drive rotary body 6 to be swung around A axles, rotary body 6
It is oriented to around swinging for A axles by arc-shaped guide rail 11, it is as shown in Figure 4 that rotary body 6 swings state diagram after certain angle around A axles.
Claims (6)
1. a kind of lathe A axle swing mechanisms, it is characterised in that including pedestal, servomotor, ball screw assembly, the first slide mass,
Second slide mass and rotary body, described ball screw assembly, are horizontally arranged on described pedestal, described ball screw assembly, with
The output end of described servomotor is connected, and the first described slide mass is fixed on described ball screw assembly, and described the
One slide mass is slidably connected with described base level, and the second described slide mass connects with the first described slide mass vertical sliding motion
Connect, the lower end of the second described slide mass is connect with described rotary body axle, and arc-shaped guide rail is provided with described pedestal, described
The upper end of rotary body is arranged on described arc-shaped guide rail, and the lower end of described rotary body is arranged on described by turntable bearing
On pedestal, the locking mechanism for locking described rotary body, locking are provided between described rotary body and described pedestal
When mechanism releases are to the locking of rotary body, under the driving of servomotor, rotary body is swung around A axles.
2. a kind of lathe A axle swing mechanisms according to claim 1, it is characterised in that described locking mechanism includes oil
Cylinder, piston, oil cylinder cover, disc spring and pull bar, described oil cylinder are arranged on the rear side of described pedestal, and described oil cylinder cover is arranged on
On described pedestal, described oil cylinder cover is fixed on the front end of described oil cylinder, and described pull bar is located in described base simultaneously
On seat and described rotary body, the rear end of described pull bar passes through described pedestal and described oil cylinder cover and described piston spiral shell
Line is connected, and offers the arcuate socket matched with described arc-shaped guide rail on described rotary body, the front end of described pull bar from
Described arcuate socket is passed, and the front end of described pull bar has been wholely set flange portion, the rear end of described piston and described oil
Surround an oil pocket between cylinder, disc spring is installed between the front end of described piston and described oil cylinder cover.
3. a kind of lathe A axle swing mechanisms according to claim 2, it is characterised in that lining is provided with described pedestal
Set, is provided with sealing ring between described bushing and described pedestal, the rear end of described pull bar passes through described bushing and institute
The oil cylinder cover stated is connected with described piston thread, and the front end of described pull bar is provided with packing ring, and described packing ring is arranged on institute
Between the front end face of the flange portion stated and described rotary body.
4. a kind of lathe A axle swing mechanisms according to claim 1, it is characterised in that the second described slide mass with it is described
Rotary body between connected through a mandrel, two taper roll bearings are installed between described mandrel and described rotary body,
Spacer is installed between two described taper roll bearings.
5. a kind of lathe A axle swing mechanisms according to claim 1, it is characterised in that be horizontally installed with described pedestal
First straight line guide rail, the rear end of the first described slide mass is arranged on described first straight line guide rail, the first described slip
The front end of body is provided with two parallel second straight line guide rails of left and right, and the second described slide mass is across installed in described two
On second straight line guide rail.
6. a kind of lathe A axle swing mechanisms according to claim 1, it is characterised in that described turntable bearing is with circle
The crossed roller bearing of grating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720221355.2U CN206578543U (en) | 2017-03-08 | 2017-03-08 | A kind of lathe A axle swing mechanisms |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720221355.2U CN206578543U (en) | 2017-03-08 | 2017-03-08 | A kind of lathe A axle swing mechanisms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206578543U true CN206578543U (en) | 2017-10-24 |
Family
ID=60112276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720221355.2U Withdrawn - After Issue CN206578543U (en) | 2017-03-08 | 2017-03-08 | A kind of lathe A axle swing mechanisms |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206578543U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106862941A (en) * | 2017-03-08 | 2017-06-20 | 宁波海天精工股份有限公司 | A kind of lathe A axle swing mechanisms |
| CN111730363A (en) * | 2020-06-09 | 2020-10-02 | 宁波晶成机械制造有限公司 | Universal swing machining head for machine tool |
| CN111965806A (en) * | 2020-08-27 | 2020-11-20 | 苏州市新鸿基精密部品有限公司 | Microscope fixing structure convenient for adjusting relative spatial position |
-
2017
- 2017-03-08 CN CN201720221355.2U patent/CN206578543U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106862941A (en) * | 2017-03-08 | 2017-06-20 | 宁波海天精工股份有限公司 | A kind of lathe A axle swing mechanisms |
| CN111730363A (en) * | 2020-06-09 | 2020-10-02 | 宁波晶成机械制造有限公司 | Universal swing machining head for machine tool |
| CN111965806A (en) * | 2020-08-27 | 2020-11-20 | 苏州市新鸿基精密部品有限公司 | Microscope fixing structure convenient for adjusting relative spatial position |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171024 Effective date of abandoning: 20240104 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20171024 Effective date of abandoning: 20240104 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |