CN104858469A - Machining device for eccentric sleeve with included angle between hole axis and excircle axis - Google Patents
Machining device for eccentric sleeve with included angle between hole axis and excircle axis Download PDFInfo
- Publication number
- CN104858469A CN104858469A CN201410062340.7A CN201410062340A CN104858469A CN 104858469 A CN104858469 A CN 104858469A CN 201410062340 A CN201410062340 A CN 201410062340A CN 104858469 A CN104858469 A CN 104858469A
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- China
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- workpiece
- base plate
- axle center
- angle
- block
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention discloses a machining device for an eccentric sleeve with an included angle between a hole axis and an excircle axis. The machining device comprises a base plate, a workpiece positioning device and a boring bar support sleeve, wherein the workpiece positioning device is fixed on the base plate and can fixedly position a to-be-machined workpiece; a set included angle is formed in two side edges, in the axial direction of the workpiece, of the base plate; the axis of the to-be-machined workpiece is parallel to one side edge, in the axial direction of the to-be-machined workpiece, of the base plate; the boring bar support sleeve is fixed on the base plate, and a central hole of the boring bar support sleeve is coaxial with the workpiece. The workpiece is mounted and calibrated conveniently, the machining accuracy is high, the workpiece can be positioned in the axial direction accurately through a positioning disc, the position of an intersection of an eccentric hole and the workpiece axis is guaranteed, and the machining device is simple and compact in structure and convenient to use and adjust, and can guarantee the machining accuracy of the eccentric hole of the workpiece.
Description
Technical field
The present invention relates to a kind of processing unit (plant) of extraordinary part, particularly there is the eccentric bushing processing unit (plant) of angle in axle center, a kind of hole and cylindrical axle center.
Background technology
High precision numerical control roller curve grinding machine is the roll dressing equipment for cold-rolled steel sheet, and requirements is very high; Bistrique part have employed brand-new mechanism.Main component part has: outer cast iron eccentric bushing, internal layer spindle eccentricity cover, main shaft etc.Compared with traditional structure, add outer cast iron eccentric bushing, and cast iron sleeve structure is inside and outside circle axis angle is 1 °, when mechanism drives circular shaft line beyond cast iron eccentric bushing to rotate, can make to be placed in the main shaft in cast iron eccentric adjusting sleeve, small angle oscillation made by eccentric adjusting sleeve, thus makes the grinding wheel spindle in eccentric bushing do micro-gapless incision (or exiting) motion relative to roll surface.This motion and planker (Z axis) motion phase compound, cause emery wheel small angle oscillation, and during mill curved surface, grinding wheel width direction and work piece interface are forever vertical (being in normal direction), thus go out ideal curve in roller surface grinding.But due to the design feature of sleeve: hole axial line and cylindrical axial line spatially have the angle of 1 °, and the space intersection position in two axle center is apart from workpiece large end face distance 105mm; This causes the endoporus difficulty of processing of sleeve large, not easily ensures machining accuracy.
Summary of the invention
In order to make up above deficiency, the invention provides the eccentric bushing processing unit (plant) that there is angle in axle center, a kind of hole and cylindrical axle center, this axle center, hole and cylindrical axle center have the eccentric bushing processing unit (plant) structure of angle simple, compact, can complete the Precision Machining of workpiece eccentric orfice.
The present invention in order to the technical scheme solving its technical problem and adopt is: there is the eccentric bushing processing unit (plant) of angle in axle center, a kind of hole and cylindrical axle center, comprise base plate, Working piece positioning device and boring bar support set, described Working piece positioning device is fixed on base plate, Working piece positioning device can stationary positioned workpiece to be processed, base plate along workpiece spindle to dual-side exist setting angle, workpiece to be processed axle center is parallel along a side of its axis with base plate, boring bar support set is fixed on base plate, and the centre bore of boring bar support set is coaxial with workpiece.
As a further improvement on the present invention, described base plate along workpiece spindle to dual-side there is 1 ° of angle.
As a further improvement on the present invention, described Working piece positioning device comprises V-block and one group of hold down gag of pair of parallel arrangement, described workpiece be able to be positioned in the V-arrangement open slot of a pair V-block, and this is parallel to a side along workpiece spindle with base plate to the V-arrangement open slot median plane of vee-block, hold down gag can workpiece pressing periphery surface.
As a further improvement on the present invention, described hold down gag comprises pressing plate, stud and nut, described two stud one end are fixedly connected with the V-arrangement open slot two side of V-block respectively, pressing plate is sheathed on outside the two stud other ends, nut and the two stud other ends are spirally connected, and nut is tight against pressing plate V-block one side surface dorsad.
As a further improvement on the present invention, also be provided with positioning disk and positioning core axle, described positioning disk and positioning core axle can be dismantled respectively and be fixed on base plate, and the axle center of positioning disk is positioned on V-block V-arrangement open slot median plane, positioning disk periphery face can be tight against workpiece spindle to one end end face, and positioning core axle can be tight against workpiece spindle to other end end face.
Advantageous Effects of the present invention is: the present invention by by base plate along workpiece spindle to dual-side be processed into the structure that there is angle, workpiece is parallel with a side, ensure during trade union college that its axis is parallel with base plate one side, then rotary work-table makes another side of base plate and boring bar axis being parallel, the inner hole of workpiece processed is eccentric orfice automatically, it is convenient to the installation of workpiece, correct, machining accuracy is high, can accurate positioning workpieces axial location by positioning disk, be convenient to the position of intersecting point ensureing eccentric orfice and axis of workpiece, this new invention structure is simple, compact, easy to use and regulate, workpiece eccentric orfice machining accuracy can be ensured.
Accompanying drawing explanation
Fig. 1 is structural principle front view of the present invention;
Fig. 2 is structural principle top view of the present invention;
Fig. 3 is the structural principle left view that the present invention removes positioning disk;
Fig. 4 is the front view of workpiece;
Fig. 5 is A-A portion sectional view in Fig. 4;
Fig. 6 is inside workpiece structure sectional view;
Fig. 7 is B-B portion sectional view in Fig. 6.
Detailed description of the invention
Embodiment: there is the eccentric bushing processing unit (plant) of angle in axle center, a kind of hole and cylindrical axle center, comprise base plate 1, Working piece positioning device and boring bar support set 2, described Working piece positioning device is fixed on base plate 1, Working piece positioning device can stationary positioned workpiece to be processed 3, setting angle a is there is in base plate 1 along the dual-side of workpiece 3 axis, workpiece to be processed 3 axle center is parallel along a side of its axis with base plate 1, boring bar support set 2 is fixed on base plate 1, and the centre bore of boring bar support set 2 is coaxial with workpiece 3, during use, the present invention is positioned on boring table; First by base plate 1 along workpiece spindle to side straight flange alignment consistent with boring bar direction; Then workpiece is positioned on Working piece positioning device; The large nose end of workpiece is near boring machine boring head; The middle opening of workpiece is placed upward; Calibration of workpieces 3 cylindrical Up Highway UHW; The pin end face level that large nose end two fabrication hole of smoothing workpiece 3 inserts; By workpiece 3 stationary positioned; Then rotary table, corrects base plate 1 consistent with boring direction of principal axis to opposite side hypotenuse side along workpiece spindle, then wears boring bar, just can processing work 3 endoporus; The workpiece 3 processed reaches designing requirement completely.
Described base plate 1 along workpiece spindle to dual-side there is 1 ° of angle, can certainly be other any angle.
Described Working piece positioning device comprises V-block 4 and one group of hold down gag of pair of parallel arrangement, described workpiece be able to be positioned in the V-arrangement open slot of a pair V-block 4, and this is parallel to a side along workpiece spindle with base plate 1 to the V-arrangement open slot median plane of vee-block, hold down gag can workpiece pressing periphery surface, by V-block 4 and hold down gag stationary positioned workpiece 3, its structure is simple, workpiece 3 is convenient to install and is fixed, certainly except this kind of structure, can also be the locating slot consistent with workpiece configurations and hold down gag with the use of, or adopt clamp system etc.
Described hold down gag comprises pressing plate 5, stud 6 and nut 7, described two stud 6 one end are fixedly connected with the V-arrangement open slot two side of V-block 4 respectively, pressing plate 5 is sheathed on outside two stud 6 other ends, nut 7 and two stud 6 other ends are spirally connected, and nut 7 is tight against pressing plate 5 V-block 4 one side surface dorsad, realize pressing plate 5 workpiece pressing 3 by rotating nut 7, its structure is simple, convenient operation and adjustment.
Also be provided with positioning disk 8 and positioning core axle, described positioning disk 8 and positioning core axle can be dismantled respectively and be fixed on base plate 1, and the axle center of positioning disk 8 is positioned on V-block 4V shape open slot median plane, positioning disk 8 periphery face can be tight against workpiece spindle to one end end face, positioning core axle can be tight against workpiece spindle to other end end face, positioning disk 8 is convenient to determine workpiece 3 axial location, namely for determining eccentric orfice and workpiece axle center position of intersecting point in workpiece, positioning core axle and positioning disk 8 are with the use of being convenient to for stationary positioned workpiece 3, and then use hold down gag fixation workpiece, the guarantee location of workpiece is accurate.
The present invention specifically processes with using method as follows:
1. the base plate 1 of frock first presses parts drawing processing, and two surface roughness and the depth of parallelism all reach requirement;
2. the long angle processing 1 ° to dual-side work in-process in the heart of the base plate 1 of frock, just in time identical with the axle center angle of workpiece;
3. work in-process bores the location core bore of positioning disk 8 in the heart simultaneously;
4. liang V-block 4 links together with base plate 1 after hole machined completes, and proceeds to planer-type milling machine simultaneously and processes two V-type openings; During processing V-shaped opening, first positioning disk 8 is loaded onto, find out positioning disk 8 center, draw table centering length to straight flange simultaneously; V-type opening is milled out to design size with Universal milling head;
After 5.V type opening processes, boring bar support set 2 is connected fastening with base plate 1; The hole of process support cover on boring machine; First be positioned on workbench by base, V-type opening is towards boring direction of principal axis; Positioning disk 8 is loaded onto, first plays table and correct good long consistent with boring direction of principal axis to straight flange; Then symmetrical centre and positioning disk 8 center superposition of V-type opening is corrected; Afterwards, by worktable rotary 180 °, open coordinate from work top, open the theoretical center of circle of workpiece to design; Rotary table again, corrects hypotenuse length to consistent with boring direction of principal axis; Bore the size supporting trepanning; Now frock making completes;
6. the frock completed is positioned on boring table; Positioning disk 8 is by boring head direction; First that frock length is consistent with boring bar direction to straight flange alignment; Then workpiece is positioned on V-block 4; The large nose end of workpiece is near boring machine boring head; The middle opening of workpiece is placed upward; Positioning disk 8 and positioning core axle are loaded frock; And connect with the large hole end surface of workpiece; Make the position of workpiece spindle to one end; Calibration of workpieces seat is excircle of workpiece Up Highway UHW on V-type opening surface; The pin end face level that smoothing workpiece large nose end two fabrication hole inserts; Pressing plate 5 is gently pressed on two side planes at workpiece openings place; After several work complete, pin is extracted out, and takes out positioning disk 8 and locating core; Rotary table, corrects base plate 1 hypotenuse side consistent with boring direction of principal axis, then wears boring bar, just can processing work endoporus; The workpiece processed reaches designing requirement completely.
Claims (5)
1. there is the eccentric bushing processing unit (plant) of angle in axle center, a hole and cylindrical axle center, it is characterized in that: comprise base plate (1), Working piece positioning device and boring bar support set (2), described Working piece positioning device is fixed on base plate (1), Working piece positioning device can stationary positioned workpiece to be processed (3), base plate (1) along workpiece spindle to dual-side exist setting angle (a), workpiece to be processed axle center is parallel along a side of its axis with base plate (1), boring bar support set (2) is fixed on base plate (1), and the centre bore of boring bar support set (2) is coaxial with workpiece.
2. there is the eccentric bushing processing unit (plant) of angle in axle center, hole according to claim 1 and cylindrical axle center, it is characterized in that: described base plate (1) along workpiece spindle to dual-side there is 1 ° of angle.
3. there is the eccentric bushing processing unit (plant) of angle in axle center, hole according to claim 1 and cylindrical axle center, it is characterized in that: described Working piece positioning device comprises V-block (4) and one group of hold down gag of pair of parallel arrangement, described workpiece be able to be positioned in the V-arrangement open slot of a pair V-block (4), and this is parallel to a side along workpiece spindle with base plate (1) to the V-arrangement open slot median plane of vee-block, hold down gag can workpiece pressing periphery surface.
4. there is the eccentric bushing processing unit (plant) of angle in axle center, hole according to claim 3 and cylindrical axle center, it is characterized in that: described hold down gag comprises pressing plate (5), stud (6) and nut (7), described two studs (6) one end is fixedly connected with the V-arrangement open slot two side of V-block (4) respectively, pressing plate (5) is sheathed on outside two studs (6) other end, nut (7) and two studs (6) other end are spirally connected, and nut (7) is tight against pressing plate (5) V-block (4) side surface dorsad.
5. there is the eccentric bushing processing unit (plant) of angle in axle center, hole according to claim 4 and cylindrical axle center, it is characterized in that: be also provided with positioning disk (8) and positioning core axle, described positioning disk (8) and positioning core axle can be dismantled respectively and be fixed on base plate (1), and the axle center of positioning disk (8) is positioned on V-block (4) V-arrangement open slot median plane, positioning disk (8) periphery face can be tight against workpiece spindle to one end end face, and positioning core axle can be tight against workpiece spindle to other end end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410062340.7A CN104858469B (en) | 2014-02-24 | 2014-02-24 | The hole axle heart has the eccentric bushing processing unit (plant) of angle with cylindrical axle center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410062340.7A CN104858469B (en) | 2014-02-24 | 2014-02-24 | The hole axle heart has the eccentric bushing processing unit (plant) of angle with cylindrical axle center |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104858469A true CN104858469A (en) | 2015-08-26 |
| CN104858469B CN104858469B (en) | 2017-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410062340.7A Active CN104858469B (en) | 2014-02-24 | 2014-02-24 | The hole axle heart has the eccentric bushing processing unit (plant) of angle with cylindrical axle center |
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| Country | Link |
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| CN (1) | CN104858469B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114012194A (en) * | 2021-12-01 | 2022-02-08 | 通用技术集团机床工程研究院有限公司 | Electro-hydraulic servo valve sleeve precision finishing anchor clamps |
| CN114406817A (en) * | 2021-12-23 | 2022-04-29 | 青岛泰德汽车轴承股份有限公司 | Eccentric hole positioning device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201385226Y (en) * | 2009-04-10 | 2010-01-20 | 南车戚墅堰机车有限公司 | Cylinder sleeve boring fixture |
| CN201493500U (en) * | 2009-08-20 | 2010-06-02 | 资阳南车传动有限公司 | Device for processing eccentric orifices |
| CN202877918U (en) * | 2012-09-21 | 2013-04-17 | 溧阳市瑞威中速柴油机配件有限公司 | Supporting seat used for bore lengthening eccentric hole |
| CN103506876A (en) * | 2013-09-18 | 2014-01-15 | 浙江固特气动机械有限公司 | Eccentric upper valve deck drilling clamp and clamping method thereof |
| CN203738062U (en) * | 2014-02-24 | 2014-07-30 | 昆山华辰重机有限公司 | Eccentric bushing machining device with included angle between hole axis and external circle axis |
-
2014
- 2014-02-24 CN CN201410062340.7A patent/CN104858469B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201385226Y (en) * | 2009-04-10 | 2010-01-20 | 南车戚墅堰机车有限公司 | Cylinder sleeve boring fixture |
| CN201493500U (en) * | 2009-08-20 | 2010-06-02 | 资阳南车传动有限公司 | Device for processing eccentric orifices |
| CN202877918U (en) * | 2012-09-21 | 2013-04-17 | 溧阳市瑞威中速柴油机配件有限公司 | Supporting seat used for bore lengthening eccentric hole |
| CN103506876A (en) * | 2013-09-18 | 2014-01-15 | 浙江固特气动机械有限公司 | Eccentric upper valve deck drilling clamp and clamping method thereof |
| CN203738062U (en) * | 2014-02-24 | 2014-07-30 | 昆山华辰重机有限公司 | Eccentric bushing machining device with included angle between hole axis and external circle axis |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114012194A (en) * | 2021-12-01 | 2022-02-08 | 通用技术集团机床工程研究院有限公司 | Electro-hydraulic servo valve sleeve precision finishing anchor clamps |
| CN114406817A (en) * | 2021-12-23 | 2022-04-29 | 青岛泰德汽车轴承股份有限公司 | Eccentric hole positioning device |
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| Publication number | Publication date |
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| CN104858469B (en) | 2017-10-03 |
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Address after: 215337, Jiangsu Province, Suzhou City, Kunshan Province Zhou Town, Long Jing Jing Road No. 333 Patentee after: Huachen precision equipment (Kunshan) Limited by Share Ltd Address before: 215337 Kunshan City, Suzhou Province town of Zhou Zhou road, No. 12, No. Patentee before: Kunshan Huachen Heavy Machinery Co., Ltd. |