CN206474689U - Numerical control self-centering center frame - Google Patents
Numerical control self-centering center frame Download PDFInfo
- Publication number
- CN206474689U CN206474689U CN201720033129.1U CN201720033129U CN206474689U CN 206474689 U CN206474689 U CN 206474689U CN 201720033129 U CN201720033129 U CN 201720033129U CN 206474689 U CN206474689 U CN 206474689U
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- CN
- China
- Prior art keywords
- lathe bed
- push rod
- centering center
- numerical control
- bearing
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of numerical control self-centering center frame, aim to provide a kind of numerical control self-centering center frame that can be clamped to different-diameter workpiece, its drip irrigation device is, including lathe bed, positioned at the fixture of lathe bed one end and positioned at cutting bed of the lathe bed away from fixture one end, the lathe bed is provided with centering center rest, the centering center rest device includes the bearing being fixed on lathe bed, manhole frame on bearing, the push rod being threadedly coupled through through hole frame and with through hole frame, matrix support positioned at push rod bottom, cross bar on support and the pulley being sheathed on cross bar, push rod top is additionally provided with the handwheel for rotating push rod, connected between support and push rod by elastic spring, through hole frame top is provided with mouth spray, the lathe bed side is provided with the drawing liquid pump being connected with mouth spray.
Description
Technical field
The utility model is related to lathe equipments, more particularly to a kind of numerical control self-centering center frame.
Background technology
Lathe is the main lathe for carrying out turnery processing to the workpiece of rotation with lathe tool.Drill bit, expansion are also can use on lathe
Hole drill, reamer, screw tap, screw die and checkering tool etc. are processed accordingly.
At present, Publication No. CN202053086U Chinese patent discloses a kind of numerical control self-centering center frame, and it includes
Transverse arm, side wall, cam, piston and oil cylinder, the transverse arm are connected with cam, and the both sides of transverse arm are respectively arranged with side arm, the oil
Cylinder is moved by piston driving cam, so as to drive transverse arm to move, while gyroaxis of the side arm on side arm swings to press from both sides
Tight or unclamp workpiece, it also includes yoke plate, and the yoke plate is provided with chute, the yoke plate by chute respectively with side arm and cam
Connection, the cam drives side arm to swing by yoke plate, so as to clamp or unclamp workpiece.
Although this lathe can be changed to after yoke plate realizes by the back swing motion of side arm when processing workpiece by spring, subtract
Lack the situation of spring breaking down, but in the smaller or larger workpiece of processing diameter, it is impossible to workpiece is effectively clamped, so that
Cause performance accuracy not good.
Utility model content
The purpose of this utility model is to provide a kind of numerical control self-centering center frame, and it is various straight with can effectively clamp
The workpiece in footpath, by adjusting the position of push rod so as to the piece-holder for different-diameter, while clamping pine can be controlled
Tight advantage.
Above-mentioned technical purpose of the present utility model technical scheme is that：
A kind of numerical control self-centering center frame, including lathe bed, the fixture positioned at lathe bed one end and positioned at lathe bed away from fixture one
The cutting bed at end, the lathe bed be provided with centering center rest, the centering center rest include be fixed on lathe bed bearing,
Manhole frame on bearing, the push rod being threadedly coupled through through hole frame and with through hole frame, positioned at push rod bottom pass through axle
Hold the matrix support, the cross bar on support and the pulley being sheathed on cross bar of connection.
Be arranged such, by provided with centering center rest can preferably clamp workpiece, while for different-diameter
The workpiece of size only needs to corresponding adjustment push rod can be to cause the pulley of push rod bottom to be contradicted with workpiece surface, and operation is more
Convenient, while pulley is contradicted with workpiece surface, pulley direction is consistent with workpiece rotating direction, so that pulley is in workpiece
Rolled on surface, can both contradict workpiece and certain support force is provided for workpiece, workpiece table in rotation process will not be caused again
Situations such as there is scratch damage in face.
Further set：The push rod top is additionally provided with the handwheel for rotating push rod.
Be arranged such, by provided with handwheel cause operating personnel can be with more convenient regulation push rod, so that by push rod
The pulley of bottom contacts at workpiece surface.
Further set：Connected between the bearing and push rod by elastic spring.
It is arranged such, is connected support and push rod by elastic spring, so that pulley is contradicted in workpiece surface
When have certain elasticity, operating personnel are more convenient for piece-holder, it is to avoid to piece-holder tension or excessively loose, while can be with
Workpiece vibration in process is reduced, so as to ensure the machining accuracy of workpiece, in operation in order to ensure pulley
Rotation direction is consistent with workpiece, at the position of adjustable pulley and workpiece, can pin bearing and rotate push rod, pulley is contacted at
Workpiece surface.
Further set：The through hole frame top is provided with mouth spray, and the lathe bed side is provided with taking out for being connected with mouth spray
Liquid pump.
It is arranged such, due to certain friction can be produced between pulley and workpiece, in order to avoid causing to damage to workpiece surface
Wound, therefore the mouth spray being provided with through hole frame can reduce frictional heat in workpiece surface spraying emulsion, subtract simultaneously
Friction between small workpiece and pulley, and emulsion mainly has drawing liquid pump to provide power, injection to workpiece surface.
Further set：Reservoir is additionally provided with below the bearing, the reservoir is connected with drawing liquid pump.
It is arranged such, needs to carry out recycling, effectively save cost for the lubricating fluid ejected.
Further set：The liquid storage groove edge is additionally provided with the blocking solution plate being perpendicularly fixed on lathe bed.
Be arranged such, by provided with blocking solution plate can effectively stop the splashing of lubricating fluid, due to being rotated in workpiece
The lubricating fluid that will certainly cause part to workpiece surface spraying lubricating fluid in journey splashes, in order to allow lubricating fluid to enter as far as possible
Into reservoir, thus be provided with reservoir both sides rent liquid plate can effective stop portions lubricating fluid.
Further set：It is fixed with the bearing towards the inclined collision mat of down either side reservoir.
It is arranged such, due to needing often injection lubricating fluid, it is to avoid the long-time to bearing is washed away, or penetrates into bearing
Gap in, by being provided with collision mat on bearing, effectively lubricating fluid can be stopped outside, while the lateral branch of collision mat two
Reservoir below seat is tilted, so that most lubricating fluid can trickle to reservoir.
In summary, the utility model has the advantages that：Effectively the workpiece of different-diameter can be clamped, subtracted
Few damage produced to workpiece surface, while effectively reducing the vibration produced in cutting or process, improves machining accuracy,
Emulsion is recycled, is conducive to the saving of cost.
Brief description of the drawings
Fig. 1 is numerical control self-centering center frame overall structure diagram；
Fig. 2 is mplifying structure schematic diagram at numerical control self-centering center frame A.
In figure, 1, lathe bed；2nd, fixture；3rd, cutting bed；4th, centering center rest；41st, bearing；42nd, through hole frame；43rd, push rod；
44th, support；45th, cross bar；46th, pulley；47th, bearing；5th, handwheel；6th, elastic spring；7th, mouth spray；8th, drawing liquid pump；9th, reservoir；
10th, blocking solution plate；11st, collision mat；12nd, motor；13rd, safety protection guard.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment 1：A kind of numerical control self-centering center frame, as shown in Figures 1 and 2, including lathe bed 1, set in one end of lathe bed 1
There is motor 12, the output shaft of motor 12 is provided with the fixture 2 for clamping workpiece afterbody, in the other end of lathe bed 1
Provided with cutting bed 3, cutting bed 3 is mainly used in being processed workpiece, due to once existing when processing longer cylindrical work
Top is cut or processed, and afterbody fixture 2 be not clamped if workpiece will so that workpiece is upspring, it is serious general
The injury of operating personnel can be caused, therefore is located on lathe bed 1 provided with centering center rest 4 between fixture 2 and cutting bed 3, but
Common centering center rest 4 can not often adapt to the workpiece of different-diameter, may result in piece-holder insecure, it is impossible to have
Situations such as avoiding the vibration of workpiece of effect, and centering center rest 4 is included on the bearing 41 being fixed on lathe bed 1, bearing 41 admittedly
Surely the manhole frame 42 vertical with lathe bed 1 is connected with, through hole frame 42 is provided with some push rods 43 through through hole frame 42, together
When push rod 43 be threadedly coupled with through hole frame 42, push rod 43 be located at the inner opposite end of through hole frame 42 be additionally provided with provided with the i.e. bottom of push rod 43 it is recessed
Type support 44, matrix support 44 is provided with bearing 47 close to the one end of push rod 43, and support is provided with elastic spring 6, matrix support 44
It is connected between push rod 43 by elastic spring 6, and matrix support 44 is provided with cross bar 45, cross bar 45 and is arranged with for contradicting
The pulley 46 of workpiece surface, while being additionally provided with handwheel 5 on the top of push rod 43 to facilitate operating personnel to carry out rotating operation.
Mouth spray 7 is additionally provided with the side of through hole frame 42, is mainly used in spraying emulsion, and is set in the lower section of through hole frame 42
There is reservoir 9, the emulsion for collecting the ejection of mouth spray 7, while being provided with drawing liquid pump 8, the entrance of drawing liquid pump 8 in the side of lathe bed 1
It is connected with reservoir 9 by pipeline, outlet is connected with mouth spray 7, so that emulsion can be utilized repeatedly, while
The side of through hole frame 42 is additionally provided with safety protection guard 13, and the both sides of reservoir 9 close to cutting bed 3 and fixture 2 are additionally provided with resistance
Liquid plate 10, and be additionally provided with through hole frame 42 for obstructing the collision mat 11 that emulsion is contacted with the bottom of through hole frame 42, waterproof
The both sides of pad 11 are tilted towards reservoir 9.
Its main operational principle is as follows, and in the longer work pieces process of progress length, workpiece is passed through into centering center rest
4, tail end is clamped by fixture 2, and push rod 43 is adjusted so that pulley 46 is contradicted and carried in workpiece surface for workpiece by rotating handwheel 5
For support force, now workpiece can be drilled or be cut in cutting bed 3, effectively can prevent workpiece from upspringing, it is to avoid
Security incident is caused, can be by adjusting the length that push rod 43 is stretched into through hole frame 42 simultaneously for the workpiece of different-diameter size
Come the position of adjustable pulley 46, start motor 12 so that motor drives fixture 2 to rotate, so that drive workpiece to rotate,
Cutting bed 3 can carry out circumgyration incision or polishing to workpiece surface, and because the pulley 46 on push rod 43 withstands workpiece, simultaneously
The vibration that workpiece is produced in the effectively less cutting of the elastic spring 6 that is provided with or process, pulley 46 can be reduced to workpiece
The abrasion on surface, adjustable pulley 46 and workpiece apart from when, matrix support 44 can be held, push rod 43 is rotated so that
Pulley 46 contacts at workpiece surface and the rotation direction of pulley 46 is consistent with workpiece, and the mouth spray 7 on through hole frame 42 to workpiece with
The place injection emulsion liquid that pulley 46 is contacted, so that workpiece can be rotated smoothly, and the lubricating fluid ejected will
Reservoir 9 is entered, while in order to avoid emulsion splashes, blocking solution plate 10 is additionally provided with the both sides of reservoir 9, and in through hole frame 42
Side wall is provided with safety protection guard 13, can increase the distance of operating personnel and workpiece, is involved in so as to reduce and clothing occur
Accident occur, safety protection guard 13 can also coordinate blocking solution plate 10 effectively prevent emulsion splashing, while through hole frame
Both sides are additionally provided with 42 bottoms diagonally downward so that the emulsion dropped down can smoothly enter preventing in reservoir 9
Water cushion 11, reservoir 9 is connected by suction pump with mouth spray 7 so that effectively save cost may be reused in emulsion.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Claims (7)
1. a kind of numerical control self-centering center frame, including lathe bed (1), the fixture (2) positioned at lathe bed (1) one end and positioned at lathe bed (1)
Cutting bed (3) away from fixture (2) one end, it is characterised in that：The lathe bed (1) be provided with centering center rest (4), it is described from
Bearing (41) that open type self-centering center rest (4) includes being fixed on lathe bed (1), the manhole frame (42) on bearing (41), pass through
Break-through aperture frame (42) and be threadedly coupled with through hole frame (42) push rod (43), be connected by bearing (47) positioned at push rod (43) bottom
Matrix support (44), the cross bar on support (44)（45）And it is sheathed on cross bar（45）On pulley（46）.
2. numerical control self-centering center frame according to claim 1, it is characterised in that：Push rod (43) top is additionally provided with use
In the handwheel (5) for rotating push rod (43).
3. numerical control self-centering center frame according to claim 1, it is characterised in that：The bearing (47) and push rod (43) it
Between pass through elastic spring (6) connect.
4. numerical control self-centering center frame according to claim 1, it is characterised in that：Through hole frame (42) top is provided with spray
Liquid mouthful (7), lathe bed (1) side is provided with the drawing liquid pump (8) being connected with mouth spray (7).
5. numerical control self-centering center frame according to claim 4, it is characterised in that：Storage is additionally provided with below the bearing (41)
Liquid bath (9), the reservoir (9) is connected with drawing liquid pump (8).
6. numerical control self-centering center frame according to claim 5, it is characterised in that：Reservoir (9) edge is additionally provided with
It is perpendicularly fixed at the blocking solution plate (10) on lathe bed (1).
7. numerical control self-centering center frame according to claim 6, it is characterised in that：Court is fixed with the bearing (41)
To down either side reservoir (9) inclined collision mat (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720033129.1U CN206474689U (en) | 2017-01-12 | 2017-01-12 | Numerical control self-centering center frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720033129.1U CN206474689U (en) | 2017-01-12 | 2017-01-12 | Numerical control self-centering center frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206474689U true CN206474689U (en) | 2017-09-08 |
Family
ID=59755050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720033129.1U Expired - Fee Related CN206474689U (en) | 2017-01-12 | 2017-01-12 | Numerical control self-centering center frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206474689U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110842594A (en) * | 2019-12-11 | 2020-02-28 | 郑州恒天重型装备有限公司 | Machine tool and self-centering center frame thereof |
| CN113333866A (en) * | 2021-06-21 | 2021-09-03 | 许碧环 | Numerical control metal cutting machine tool |
| CN115370627A (en) * | 2022-07-29 | 2022-11-22 | 山东大学 | Active flexible stabilizing system for turning of slender rod |
| CN115446668A (en) * | 2022-10-26 | 2022-12-09 | 重庆见善机械有限公司 | Composite drilling and milling lathe |
-
2017
- 2017-01-12 CN CN201720033129.1U patent/CN206474689U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110842594A (en) * | 2019-12-11 | 2020-02-28 | 郑州恒天重型装备有限公司 | Machine tool and self-centering center frame thereof |
| CN113333866A (en) * | 2021-06-21 | 2021-09-03 | 许碧环 | Numerical control metal cutting machine tool |
| CN113333866B (en) * | 2021-06-21 | 2022-12-27 | 广东艾普升智能装备有限公司 | Numerical control metal cutting machine tool |
| CN115370627A (en) * | 2022-07-29 | 2022-11-22 | 山东大学 | Active flexible stabilizing system for turning of slender rod |
| CN115370627B (en) * | 2022-07-29 | 2024-04-19 | 山东大学 | Active flexible stabilizing system for turning slender rod |
| CN115446668A (en) * | 2022-10-26 | 2022-12-09 | 重庆见善机械有限公司 | Composite drilling and milling lathe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170908 Termination date: 20210112 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |