CN106271801B - A kind of aligning method and its fixture that part is angular - Google Patents
A kind of aligning method and its fixture that part is angular Download PDFInfo
- Publication number
- CN106271801B CN106271801B CN201610793805.5A CN201610793805A CN106271801B CN 106271801 B CN106271801 B CN 106271801B CN 201610793805 A CN201610793805 A CN 201610793805A CN 106271801 B CN106271801 B CN 106271801B
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- fixture
- angular
- centering
- technique
- alignment holes
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Classifications
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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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/18—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for positioning only
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Machine Tool Sensing Apparatuses (AREA)
Abstract
The invention discloses a kind of aligning method and its fixture that part is angular, including elder generation is according to the structure fabrication processes centering block of part, and processing technology alignment holes and mounting hole on it, fixture zero degree position processing technology alignment holes or angularly stretch face；Fixture is mounted on lathe again, technique alignment holes on centering fixture or angularly stretches face, zero degree angular position, compressing fixture are set；Part is mounted on fixture and is compressed again；Then technique centering block is mounted on by technique alignment holes thereon and mounting hole on part；Finally using dial gauge beat table stretch fixture it is angular stretch face, the alignment holes on centering fixture determine zero degree position, the technique alignment holes on fabrication hole or technique centering block on centering part determine 0 degree of angular position of part, determine 0 degree of position of lathe.This method operating process is simple, and step is reasonable, and centering is accurate, has easy to use, the processing of suitable part volume by the angular centering location hole on direct centering locating piece.
Description
【Technical field】
The invention belongs to the alignment tool technical fields of mechanical processing, and in particular to a kind of aligning method that part is angular and
Its fixture.
【Background technology】
For processing is with the mutually angularly part of the hole of relationship or hole group on numerically-controlled machine tool, in the part at processing initial stage
In the centering stage, especially when 0 degree of position of working origin is arranged, currently used method is by direct centering part
The position of offset hole calculates the Angular Dimension in the hole and 0 degree of position, then by the parameter of machine origin setting instruction
0 degree of final position is determined after the angular value of input；For the part of offset hole that cannot be directly on centering part, at setting angle
To when generally use auxiliary tool, such as positioning pin, measuring stick, when in use will positioning pin be inserted into it is existing angular on part
In alignment holes, the gauge outfit for then reusing amesdial beats the position of table centering positioning pin to obtain the position of the angular alignment holes of part
It sets, then calculates the Angular Dimension in the hole and 0 degree of position, it is then angular by being inputted in the parameter of machine origin setting instruction
0 degree of final position is determined after value, but in actual mechanical process, since aforesaid operations process link is complicated, to operation
The level of skill of work is more demanding, is susceptible to the hair for situations such as centering is inaccurate, conversion is wrong and angular parameter input error
It is raw, part rejection is eventually led to, unnecessary economic loss is caused.
【Invention content】
In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that providing a kind of first in processing
Phase processing has the centering stage of the mutually angularly part of the hole of relationship or hole group, can quickly and efficiently determine working origin
The method and its fixture of 0 degree of position.
The present invention uses following technical scheme：
A kind of aligning method that part is angular, includes the following steps：
1) according to the structure fabrication processes centering block of part, and processing technology alignment holes and mounting hole on it, in fixture
Zero degree position processing technology alignment holes or angularly stretch face；
2) fixture is mounted on lathe, technique alignment holes on centering fixture or angularly stretches face, setting zero degree is angular
Position, compressing fixture；
3) part is mounted on fixture and is compressed；
4) the technique centering block made according to part practical structures in step 1 is passed through into technique alignment holes and peace thereon
Hole is filled to be mounted on part；
5) it for fixture can be utilized to determine zero degree angular position, plays table using dial gauge and stretches angularly stretching for fixture
Alignment holes on face, centering fixture determine zero degree position, for fixture cannot be utilized to determine angularly, the technique on centering part
Technique alignment holes on hole or technique centering block determine 0 degree of angular position of part, by this position in lathe parameter setting instruction
It sets and is set to 0 degree of position.
Preferably, in the step 5, if being not easy to centering without angular hole or angular location hole on part installation side
When, it is angular using technique centering block auxiliary transverse alignment part, check errorless rear pressing plate compressing component.
Preferably, in the step 5, if having angular hole, the angular relationship of the part and fixture on part installation side
It is uniquely determined by setting circle, the angular location hole on positioning pin, positioning spigot and the part on fixture.
The fixture on lathe, the bottom of the fixture is arranged in a kind of aligning method fixture that part is angular, including pedestal
It is vertically arranged with L-shaped part on seat, the arc-shaped technique centering block for auxiliary transverse alignment, the fixture are provided on the part
Multiple pressing plates for compressing the part bottom surface are provided on pedestal.
Preferably, the technique centering block outer radial is provided centrally with technique alignment holes, is set on the technique centering block
It is equipped with two mounting holes for positioning assembly.
Preferably, the technique alignment holes are blind hole.
Preferably, the technique centering block can move freely on part face to be processed, pass through the mounting hole
Positioning centering is carried out with the hole cooperation on the part.
Compared with prior art, the present invention at least has the advantages that：This method operating process is simple, and step is closed
Reason, centering is accurate, need not be using complicated centering and conversion by the angular centering location hole on direct centering locating piece
Link rationally utilizes the original processing hole of part, has easy to use, it is not easy to the advantages of operating mistake occurs, be very suitable for criticizing
Measure the processing of part.
It is inconvenient especially to adapt to no angular hole or angular hole for the fixture that this method uses, simple in structure, convenient and flexible installation
Processing when centering, entire fixture Set and Positioning is accurate, reliable, and high precision machining is easy to operate, without centering is repeated,
Greatly improve working efficiency.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
【Description of the drawings】
Fig. 1 is the fixture clamping structure schematic diagram that hole group is processed for clamping parts；
Fig. 2 is angular schematic diagram of the technique centering block on part after clamping；
Fig. 3 is the structural schematic diagram of technique centering block, wherein Fig. 3 (a) is technique centering block side view, and Fig. 3 (b) is work
Skill centering block vertical view；
Fig. 4 is the angular schematic diagram of hole group for certain part for needing to process, wherein Fig. 4 (a) is processing part side view, Fig. 4
(b) it is S to pore size distribution schematic diagram.
Wherein：1. part；2. pedestal；3. pressing plate；4. technique centering block；4-1. technique alignment holes；4-2. mounting hole.
【Specific implementation mode】
In the description of the present invention, it is to be understood that, the orientation of the instructions such as term " radial direction ", "upper", "outside", "vertical"
Or position relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, and
It is not that the device of instruction or hint meaning or element must have a particular orientation, with specific azimuth configuration and operation, therefore
It is not considered as limiting the invention.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two
More than a.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " setting ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The invention discloses a kind of aligning methods that part is angular, and its step are as follows：
(1) processing technology alignment holes or face is stretched：According to the design feature manufacture craft centering block 4 of part 1, and in technique
Processing technology alignment holes 4-1 and mounting hole 4-2 on centering block 4；On the zero degree position of chuck body processing technology alignment holes or
Angularly stretch face；
(2) clamping device：Fixture is mounted on lathe, technique alignment holes on centering fixture or angularly stretches face, if
Zero setting degree angular position, compressing fixture；
(3) part is installed：Part 1 is mounted on fixture, the part for having angular hole on side, installation are installed for part 1
When part 1 and fixture angular relationship by positioning pin, positioning spigot and the part on fixture setting circle, angular location hole only
One determines；It needs to use technique centering block when for being not easy to centering without angular hole or angular location hole on the installation of part 1 side
Auxiliary transverse alignment part is angular；Check errorless rear compressing component；
(4) mounting process centering block：The technique centering block made according to part practical structures is passed through existing on part
Hole is mounted on part；
(5) it determines angular：For fixture can be utilized to determine zero degree angular position, plays table using dial gauge and stretch fixture
The angular alignment holes stretched on face or centering fixture determine zero degree position；For fixture cannot be utilized to determine angularly, centering
The technique alignment holes 4-1 on fabrication hole or technique centering block 4 on part 1, the 0 of part degree angular position will be automatically true at this time
Fixed, it is 0 degree of position that the position, which is arranged, in the angular parameter column in lathe parameter setting instruction in current angular position.
Shown in please referring to Fig.1 to Fig.4, the present invention also provides a kind of aligning method fixtures that part is angular, including pedestal
The fixture being arranged on lathe is vertically arranged with L-shaped part 1 on the pedestal 2 of fixture, is provided with for auxiliary transverse alignment on part 1
Arc-shaped technique centering block 4, multiple pressing plates 3 for compressing 1 bottom surface of the part are provided in fixture base 2.
4 outer radial of technique centering block is provided centrally with technique alignment holes 4-1, and technique alignment holes 4-1 is blind hole, and technique is looked for
The mounting hole 4-2 for positioning assembly is provided on positive block 4；Technique centering block 4 can freely move on 1 face to be processed of part
It is dynamic, positioning centering is carried out by the hole cooperation on mounting hole 4-2 and part 1.
By taking certain model aircraft engine turbine casing bores boring side and end-face hole as an example：The end face of certain machine turbine casing and outer
A, B, C, D, E, F, P, H, J, K, L, M, N totally 13 groups of different sizes, different angular hole groups are distributed on wall, it is other all processing
Kong Zuqian is only located at the holes C at two between installation side and has been machined into position, remaining hole group is not all processed, all hole groups
Angular position all determines angular position by the holes the C group processed.Original processing method is determining 0 degree of angular position before processing
When, it takes and a positioning pin is inserted into any hole in 42 holes C, then use lever meter to play table in the both sides of positioning pin and determine
The center of positioning pin so that determine that the position in the holes C, by 6 ° of C disc spins, determines zero then on the basis of this hole C indirectly
0 degree of angular position of part.Firstly there are the positions for determining the holes C indirectly with the position of positioning pin during operation for the above method
There are problems that position inaccurate, secondly operating space is small when beating the both sides of positioning pin with lever meter, inconvenient for operation, plays table
As a result the problem of inaccuracy, next is susceptible to operation error when coordinate rotation is angular.
Clamping is carried out to turbine casing processing lateral aperture using the technique centering block processing method with technique alignment holes now
Centering, step are：First manufacture craft centering block has mounting hole at 2 to be used to install side with turbine casing on technique centering block
On the positioning assembly of 2 holes C, in the radial design of mounting blocks have the technique alignment holes of ф 8 at one, with wherein 1 at mounting hole
Angular is 6 °；Mounting process block again after being compressed on attaching components to fixture, technique block is mounted on solid in arbitrary 2 holes C
It is fixed；Finally, according to the radial alignment holes on centering mounting blocks, this position is set as 0 degree.Have when angular with the method centering part
Have the advantages that quick, simple accuracy is high, greatlies simplify centering process, reduce centering difficult point, improve centering precision.
Claims (7)
1. a kind of aligning method that part is angular, which is characterized in that include the following steps：
1) according to the structure fabrication processes centering block (4) of part (1), and processing technology alignment holes (4-1) and mounting hole on it
(4-2), fixture zero degree position processing technology alignment holes or angularly stretch face；
2) fixture is mounted on lathe, technique alignment holes on centering fixture or angularly stretches face, zero degree angular position is set,
Compressing fixture；
3) part (1) is mounted on fixture and is compressed；
4) the technique centering block (4) made according to part (1) practical structures in step 1 is passed through into technique alignment holes (4- thereon
1) it is mounted on part (1) with mounting hole (4-2)；
5) for fixture can be utilized to determine zero degree angular position, using dial gauge beat table stretch fixture it is angular stretch face,
Alignment holes on centering fixture determine zero degree position, for fixture cannot be utilized to determine angularly, the technique on centering part (1)
Technique alignment holes (4-1) on hole or technique centering block (4) determine 0 degree of angular position of part (1), are arranged in lathe parameter
This position is set to 0 degree of position in instruction.
2. a kind of angular aligning method of part according to claim 1, it is characterised in that：In the step 3, if
When being not easy to centering without angular hole or angular location hole on part (1) installation side, technique centering block (4) auxiliary transverse alignment zero is used
Part is angular, checks errorless rear pressing plate (3) compressing component (1).
3. a kind of angular aligning method of part according to claim 1, it is characterised in that：In the step 3, if
Part (1), which is installed, angular hole on side, the angular relationship of the part (1) and fixture is by positioning pin, the positioning spigot on fixture
It is uniquely determined with setting circle, the angular location hole on part.
4. the fixture on lathe is arranged in a kind of angular aligning method fixture of part described in claim 1, including pedestal,
It is characterized in that：It is vertically arranged with L-shaped part (1) on the pedestal (2) of the fixture, is provided on the part (1) for assisting
The arc-shaped technique centering block (4) of centering is provided on the fixture base (2) multiple for compressing the part (1) bottom surface
Pressing plate (3).
5. a kind of angular aligning method fixture of part according to claim 4, it is characterised in that：The technique centering
Block (4) outer radial is provided centrally with technique alignment holes (4-1), is provided on the technique centering block (4) for positioning assembly
Two mounting holes (4-2).
6. a kind of angular aligning method fixture of part according to claim 5, it is characterised in that：The technique centering
Technique alignment holes (4-1) on block (4) are blind hole.
7. a kind of angular aligning method fixture of part according to claim 4, it is characterised in that：The technique centering
Block (4) can move freely on the part (1) face to be processed, by the mounting hole (4-2) and the part (1)
Hole cooperation carries out positioning centering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610793805.5A CN106271801B (en) | 2016-08-31 | 2016-08-31 | A kind of aligning method and its fixture that part is angular |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610793805.5A CN106271801B (en) | 2016-08-31 | 2016-08-31 | A kind of aligning method and its fixture that part is angular |
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| Publication Number | Publication Date |
|---|---|
| CN106271801A CN106271801A (en) | 2017-01-04 |
| CN106271801B true CN106271801B (en) | 2018-11-02 |
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| CN201610793805.5A Active CN106271801B (en) | 2016-08-31 | 2016-08-31 | A kind of aligning method and its fixture that part is angular |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107052899B (en) * | 2017-02-24 | 2019-05-07 | 中航湖南通用航空发动机有限公司 | A kind of angular angular localization method of hole part of band |
| CN109725603A (en) * | 2017-10-30 | 2019-05-07 | 富鼎电子科技(嘉善)有限公司 | Numerical control processing apparatus, method and storage equipment |
| CN107991994A (en) * | 2017-11-24 | 2018-05-04 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of processing method for clamping of not feeling relieved |
| CN108161046B (en) * | 2017-12-12 | 2020-06-02 | 西安西航集团莱特航空制造技术有限公司 | Angular transposition method for processing front end hole and rear end hole of primary guider |
| CN108655514B (en) * | 2018-03-29 | 2020-04-10 | 西安航天发动机有限公司 | Thread pair with angular position requirement and machining tool and machining method thereof |
| CN110774027B (en) * | 2019-11-13 | 2020-11-24 | 中国航发动力股份有限公司 | Boring clamp and operation method thereof |
| CN111015542B (en) * | 2019-11-20 | 2021-05-04 | 中国航发西安动力控制科技有限公司 | Alignment fixture and alignment method for installation state of complex shell |
| CN111060063B (en) * | 2020-01-02 | 2020-11-03 | 北京航空航天大学 | Automatic positioning and aligning device and method for rotary barrel parts of cartridge receiver |
| CN112191889A (en) * | 2020-10-26 | 2021-01-08 | 辽宁顺达机械制造(集团)有限公司 | Boring device for conical hole of rudder blade |
| CN113732742B (en) * | 2021-09-29 | 2022-12-09 | 中国航发航空科技股份有限公司 | Angular alignment method for eccentric variable cross-section cylinder |
| CN114260696A (en) * | 2021-12-27 | 2022-04-01 | 贵州凯星液力传动机械有限公司 | Friction plate angular position alignment tool and alignment method |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8292282B2 (en) * | 2008-12-05 | 2012-10-23 | GM Global Technology Operations LLC | Flexible support assembly for vehicle tooling plates |
| CN102069399A (en) * | 2010-12-29 | 2011-05-25 | 沈阳黎明航空发动机(集团)有限责任公司 | Clamping positioning method and device |
| CN102423858B (en) * | 2011-09-29 | 2014-06-11 | 沈阳黎明航空发动机(集团)有限责任公司 | Method for positioning and clamping welding receiver lathing installation edges and device |
| CN102506638B (en) * | 2011-10-31 | 2014-02-05 | 沈阳黎明航空发动机(集团)有限责任公司 | Universal revolution measurement working table system and use method thereof |
| CN102513803B (en) * | 2011-12-03 | 2013-08-14 | 西安航空动力股份有限公司 | Technical method for constructing reference surface of assembled folio cartridge receiver and special clamp |
| CN204195146U (en) * | 2014-11-06 | 2015-03-11 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of weld jig utilizing floating support to locate thin-wall part |
| CN104359435A (en) * | 2014-11-10 | 2015-02-18 | 沈阳黎明航空发动机(集团)有限责任公司 | Constraint measuring tool and using method thereof |
| CN105345472B (en) * | 2015-11-20 | 2017-06-09 | 沈阳黎明航空发动机(集团)有限责任公司 | A kind of non-orthogonal configuration casing processing method and fixture |
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Address after: Weiyang Xu Jia Wan 710021 Shaanxi city of Xi'an Province Patentee after: AECC AVIATION POWER CO., LTD. Address before: Weiyang Xu Jia Wan 710021 Shaanxi city of Xi'an Province Patentee before: AVIC AVIATION ENGINE CORPORATION PLC |