CN107322325A - A kind of lathe center frame - Google Patents
A kind of lathe center frame Download PDFInfo
- Publication number
- CN107322325A CN107322325A CN201710609251.3A CN201710609251A CN107322325A CN 107322325 A CN107322325 A CN 107322325A CN 201710609251 A CN201710609251 A CN 201710609251A CN 107322325 A CN107322325 A CN 107322325A
- Authority
- CN
- China
- Prior art keywords
- support body
- cylinder
- grooved ball
- adjustable supports
- groove
- 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.)
- Pending
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Classifications
-
- 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
- B23Q1/72—Auxiliary arrangements; Interconnections between auxiliary tables and movable machine elements
- B23Q1/76—Steadies; Rests
- B23Q1/766—Steadies or rests moving together with the tool support
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The invention provides a kind of lathe center frame, including upper semi-circle support body, lower half circle support body, leg, fixed plate, the upper semi-circle support body and lower half circle support body are relatively fixed the steady rest body for connecting into circle, the bottom of the steady rest body is connected by the leg with the fixed plate, also include the smooth ring in 3 adjustable supports, 3 single-groove grooved ball bearings, the faces of cylinder, 3 sleeve pipes matched with the adjustable supports are evenly distributed with the steady rest body, the firm end of the adjustable supports is connected through described sleeve pipe with the single-groove grooved ball bearing.The present invention is provided with the smooth ring in the separable face of cylinder on single-groove grooved ball bearing, when process excircle of workpiece corrosion or it is cylindrical be not the smooth face of cylinder when, only three coaxial points need to be looked for be fixed by screws on ring on excircle of workpiece can just realize in rotation on bearings.
Description
Technical field
The invention belongs to lathe process field, and in particular to a kind of lathe center frame.
Background technology
Centre frame is one of main aid of lathe, and lathe is when processing long shaft parts, in order to reduce during lathe process
The vibrations and flexural deformation of workpiece, are often fixed using centre frame.
The material of three strong points of engine lathe centre frame is generally spheroidal graphite cast-iron or copper.During lathe process, outside workpiece
Circle is contacted with three strong points of lathe center frame, when workpiece rotates, and excircle of workpiece and three strong points produce friction, because of contact surface
Greatly, there is fever phenomenon.To reduce friction, when generally processing, to add lubricating oil in contact surface.
The utility model patent of application number 201521141822.8 discloses a kind of lathe centre frame, including upper half round frame
Body, lower half circle support body, leg and fixed plate, it is characterised in that：The upper semi-circle support body and lower half circle support body are relatively fixed connection
Into circular steady rest body, 3 fasteners are evenly distributed with steady rest body, one of fastener is arranged at centre frame
Directly over main body；The fixed plate is fixed on lathe by fixing bolt；The firm end of the fastener is fixed with roller, and
The firm amount to blank is adjusted by the adjustment bolt of fastener outer end.But, run into excircle of workpiece rust sometimes in processing
The situation of erosion, it cylindrical be not a smooth face of cylinder or be not a complete face of cylinder, generally can not be directly sharp
Processed with centre frame.
The content of the invention
The invention aims to overcome a kind of above-mentioned lathe center frame simple in construction, easy to operate of not enough offer.
In order to solve the above technical problems, the technical solution used in the present invention is：A kind of lathe center frame, including upper semi-circle
Support body, lower half circle support body, leg, fixed plate, the upper semi-circle support body and lower half circle support body, which are relatively fixed, to be connected into circle
Heart frame body, the bottom of the steady rest body is fixedly connected by the leg with the fixed plate, it is characterised in that：Also wrap
Include and be evenly distributed with 3 in the smooth ring in 3 adjustable supports, 3 single-groove grooved ball bearings, the faces of cylinder, the steady rest body
The sleeve pipe matched with the adjustable supports, the firm end of the adjustable supports passes through described sleeve pipe and the single-groove grooved ball bearing
Connection, 3 single-groove grooved ball bearings are three supporting-points on same plane, and the smooth ring in the face of cylinder is arranged on institute
State in the plane where 3 single-groove grooved ball bearings, multiple screws are evenly arranged with the smooth ring in the face of cylinder.
Preferably, the left end of the upper semi-circle support body and the lower half circle support body is provided with connection bearing pin, right-hand member
It is provided with otic placode, the otic placode and is provided with the clamping screw being detachably connected.
Preferably, it is provided with the firm end of the adjustable supports and the U-shaped of the single-groove grooved ball bearing is installed
The mounting hole matched with bearing pin is provided with groove, the U-type groove, the bearing pin passes through the mounting hole and the single-groove grooved ball
The single-groove grooved ball bearing is fixed on the firm end of the adjustable supports by the endoporus of bearing, is provided with out on the bearing pin
Mouth pin.
Preferably, 3 screws are evenly arranged with the smooth ring in the face of cylinder.For fastening workpiece.
Preferably, it is provided with jackscrew in described sleeve pipe.Adjustable supports are withstood with jackscrew, adjustable supports and set are prevented
Relative motion between pipe.
The beneficial effects of the invention are as follows：
First, the present invention substitutes generic central three strong points of frame using three single-groove grooved ball bearings, and bearing capacity is strong,
Small with work piece interface, coefficient of friction is small, and service life is long；
Second, the present invention is provided with the smooth ring in the face of cylinder in the plane where 3 single-groove grooved ball bearings, works as processing
Excircle of workpiece corrosion is cylindrical when not being the smooth face of cylinder, and three coaxial points only need to be looked on excircle of workpiece by screw
Being fixed on ring can just realize in rotation on bearings；
3rd, the present invention is simple in construction, easy to operate, can be according to the characteristics of processing workpiece, dismounting or mounting ring.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the partial structural diagram with mounting hole in adjustable supports；
Fig. 3 is the partial structural diagram with U-type groove in adjustable supports.
In figure：1- screws, 2- rings, 3- otic placodes, 4- adjustable supports, 5- bearing pins, 6- split pins, the single-groove grooved ball bearings of 7-,
8- workpiece, 9- legs, 10- fixed plates, 11- sleeve pipes, 12- lower half circles support body, 13- upper semi-circles support body, 14- connections bearing pin, 15- locks
Tight bolt, 16- jackscrews, 17-U type grooves, 18- mounting holes, A- steady rest bodies.
Embodiment
Below in conjunction with the accompanying drawings and embodiment further illustrates the present invention.
A kind of lathe center frame as shown in Figure 1, including upper semi-circle support body 13, lower half circle support body 12, leg 9, fixed plate
10, the upper semi-circle support body 13 and lower half circle support body 12 are relatively fixed the steady rest body A for connecting into circle, the centre frame master
Body A bottom is fixedly connected by the leg 9 with the fixed plate 10, it is characterised in that：Also include 3 adjustable supports 4,3
3 and the adjustable supporting are evenly distributed with the smooth ring 2 in individual single-groove grooved ball bearing 7, the face of cylinder, the steady rest body A
The sleeve pipe 11 of the matching of support 4, the firm end of the adjustable supports 4 connects through described sleeve pipe 11 with the single-groove grooved ball bearing 7
Connect, 3 single-groove grooved ball bearings 7 are three supporting-points on same plane, by adjusting adjustable supports 4 by the circle
The smooth ring 2 of cylinder is fixed in the plane at the described 3 single-groove grooved places of ball bearing 7, on the smooth ring 2 in the face of cylinder
It is evenly arranged with multiple screws 1.
Specifically, the left end of the upper semi-circle support body 13 and the lower half circle support body 12 is provided with connection bearing pin 14, right-hand member
It is provided with otic placode 3, the otic placode 3 and is provided with the clamping screw 15 being detachably connected, is set on the firm end of the adjustable supports 4
It is equipped with the U-type groove 17 for installing the single-groove grooved ball bearing 7, the U-type groove 17 and is provided with the mounting hole matched with bearing pin 5
18, the bearing pin 5 through the mounting hole 18 and the single-groove grooved ball bearing 7 endoporus by the single-groove grooved ball bearing 7
In the U-type groove 17 for being fixed on the firm end of the adjustable supports 4, split pin 6 is provided with the bearing pin 5, prevents bearing pin 5 from coming off.
3 screws 1 are evenly arranged with the smooth ring in the face of cylinder, when processing the cylindrical corrosion of workpiece 8 or it is cylindrical be not smooth
During the face of cylinder, three coaxial points are looked on workpiece 1 is cylindrical, are fixed on by screw 1 on ring 2, realized in rotation on bearings.
Jackscrew 16 is provided with described sleeve pipe 11, adjustable supports 4 is withstood with jackscrew 16 during work and fastens, prevent adjustable supports and sleeve pipe
Between relative motion.
The embodiment of present invention described above, is not intended to limit the scope of the present invention..Any basis
Various other corresponding changes and deformation that the technical concept of the present invention is made, should be included in the guarantor of the claims in the present invention
In the range of shield.
Claims (5)
1. a kind of lathe center frame, including upper semi-circle support body (13), lower half circle support body (12), leg (9), fixed plate (10), institute
State upper semi-circle support body (13) and lower half circle support body (12) is relatively fixed the steady rest body (A) for connecting into circle, the centre frame
The bottom of main body (A) is fixedly connected by the leg (9) with the fixed plate (10), it is characterised in that：It is also adjustable including 3
3 are evenly distributed with the ring (2) for supporting (4), 3 single-groove grooved ball bearings (7), the faces of cylinder smooth, the steady rest body (A)
The individual sleeve pipe (11) matched with the adjustable supports (4), the firm end of the adjustable supports (4) passes through described sleeve pipe (11) and institute
Single-groove grooved ball bearing (7) connection is stated, 3 single-groove grooved ball bearings (7) are three supporting-points on same plane, described
The smooth ring in the face of cylinder (2) is arranged in the plane where described 3 single-groove grooved ball bearings (7), and the face of cylinder is smooth
Multiple screws (1) are evenly arranged with ring (2).
2. lathe center frame according to claim 1, it is characterised in that：The upper semi-circle support body (13) and the lower half circle
The left end of support body (12) is provided with connection bearing pin (14), and right-hand member, which is provided with otic placode (3), the otic placode (3), to be provided with detachably
The clamping screw (15) of connection.
3. lathe center frame according to claim 1 or 2, it is characterised in that：Set on the firm end of the adjustable supports (4)
It is equipped with the U-type groove (17) for installing the single-groove grooved ball bearing (7), the U-type groove (17) and is provided with what is matched with bearing pin (5)
Mounting hole (18), the bearing pin (5) through the mounting hole (18) and the single-groove grooved ball bearing (7) endoporus by the list
Row deep groove ball bearing (7) is fixed on the firm end of the adjustable supports (4), and split pin (6) is provided with the bearing pin (5).
4. lathe center frame according to claim 3, it is characterised in that：It is evenly arranged with the smooth ring in the face of cylinder
3 screws (1).
5. lathe center frame according to claim 3, it is characterised in that：Jackscrew (16) is provided with described sleeve pipe (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710609251.3A CN107322325A (en) | 2017-07-25 | 2017-07-25 | A kind of lathe center frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710609251.3A CN107322325A (en) | 2017-07-25 | 2017-07-25 | A kind of lathe center frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107322325A true CN107322325A (en) | 2017-11-07 |
Family
ID=60200758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710609251.3A Pending CN107322325A (en) | 2017-07-25 | 2017-07-25 | A kind of lathe center frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107322325A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108127422A (en) * | 2017-12-29 | 2018-06-08 | 江苏新银叶传动机电有限公司 | Lengthen square bar turning centre frame |
| CN108296806A (en) * | 2017-12-29 | 2018-07-20 | 河南平高电气股份有限公司 | A kind of overlength conducting rod type component process equipment and its centre frame |
| CN110091189A (en) * | 2019-04-19 | 2019-08-06 | 华北理工大学 | A kind of machining long workpieces machining tool centre frame |
| CN116100333A (en) * | 2023-03-09 | 2023-05-12 | 杭州开兰重工机械有限公司 | Lathe for processing long parts |
-
2017
- 2017-07-25 CN CN201710609251.3A patent/CN107322325A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108127422A (en) * | 2017-12-29 | 2018-06-08 | 江苏新银叶传动机电有限公司 | Lengthen square bar turning centre frame |
| CN108296806A (en) * | 2017-12-29 | 2018-07-20 | 河南平高电气股份有限公司 | A kind of overlength conducting rod type component process equipment and its centre frame |
| CN110091189A (en) * | 2019-04-19 | 2019-08-06 | 华北理工大学 | A kind of machining long workpieces machining tool centre frame |
| CN116100333A (en) * | 2023-03-09 | 2023-05-12 | 杭州开兰重工机械有限公司 | Lathe for processing long parts |
| CN116100333B (en) * | 2023-03-09 | 2024-06-11 | 杭州开兰重工机械有限公司 | Lathe for processing long parts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171107 |
|
| WD01 | Invention patent application deemed withdrawn after publication |