CN106736678A - A kind of universal fixture and processing method for the processing of crank class part end face - Google Patents
A kind of universal fixture and processing method for the processing of crank class part end face Download PDFInfo
- Publication number
- CN106736678A CN106736678A CN201611094905.5A CN201611094905A CN106736678A CN 106736678 A CN106736678 A CN 106736678A CN 201611094905 A CN201611094905 A CN 201611094905A CN 106736678 A CN106736678 A CN 106736678A
- Authority
- CN
- China
- Prior art keywords
- pressing plate
- crank
- frock
- processing
- frock body
- Prior art date
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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
- B23Q3/02—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
- B23Q3/061—Work-clamping means adapted for holding a plurality of workpieces
-
- 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
Abstract
The present invention relates to field of machining, specifically a kind of universal fixture and processing method for the processing of crank class part end face, including frock body and the auxiliary clamping device being arranged on frock body, the frock body two ends are provided with countersunk head groove, and frock body is relative to frock centre position X to being symmetric；Frock body middle part is designed with the compressed grooves for compressing component, and the compressed grooves bottom is provided with screwed hole, and frock body two ends Y-direction is symmetrically arranged with locating piece, the U-lag for compressing component is provided with each locating piece；The auxiliary clamping device includes two bi-directional adjustable pressing plates and a homing position type pressing plate, and the bi-directional adjustable pressing plate is located in U-lag, and the homing position type pressing plate is located in compressed grooves.Disclosure of the invention effectively solves the problems such as crank class aerospace structural component end face processing efficiency is low, labour intensity is big, the process-cycle is long, while this set frock has structure type simple, the characteristics of easy to operate.
Description
Technical field
The present invention relates to field of machining, specifically a kind of universal fixture for the processing of crank class part end face and add
Work method.
Background technology
Current country's machine is added in operation, and the processing of part end face is main to be completed to add by the way of the disposable feed of single-piece
Work, processing efficiency is low, change the outfit frequently, work powerful larger, and the process-cycle is long, it is impossible to meets aviation and makes enterprise's crank class part
In high volume, short-period Production requirement.
Patent 20141819483.8 discloses a kind of shaped piece end face processing tool, including pedestal, also including fixed disk,
Pull bar, connecting plate, pressing plate, straight pin and bearing ring, fixed disk left end are provided with the cavity with opening, pedestal and machine tool chief axis
Between be detachably connected, pull bar is slidably connected with pedestal, connecting plate of the pull bar right-hand member connection in the fixed disk cavity, connecting plate
Circumferential hinge has three pressing plates etc., and program structure is relatively simple, and operation is relatively simple, but the program is when part end face is processed
Single-piece work is can be only done, processing efficiency is relatively low, and frock making finished product is high, is unfavorable for the spread of frock.
The content of the invention
To solve, crank class aerospace structural component end face processing efficiency is low, it is frequent to change the outfit, the work powerful larger, process-cycle
Long the problems such as, the present invention proposes a kind of universal fixture and processing method for the processing of crank class part end face.
To realize above-mentioned technique effect, technical scheme is as follows：
A kind of universal fixture for the processing of crank class part end face, it is characterised in that：Including frock body and being arranged on frock
Auxiliary clamping device on body, the frock body two ends are provided with countersunk head groove, and frock body passes through countersunk head groove, bolt and pressure
Plate is fixed on lathe working face；Frock body is relative to frock centre position X to being symmetric；Frock body middle part
The compressed grooves for compressing component are designed with, the compressed grooves bottom is provided with screwed hole, and frock body two ends Y-direction is symmetrical
Locating piece is provided with, the U-lag for compressing component is provided with each locating piece；The auxiliary clamping device includes two pairs
To adjustable pressing plate and a homing position type pressing plate, the bi-directional adjustable pressing plate is located in U-lag, and the homing position type pressing plate is located at
In compressed grooves.
The bi-directional adjustable pressing plate includes bolt, and the two ends of the bolt are connected to pressing plate, the one of the bolt
End is additionally provided with the first clamp nut.
Pressing plate near nut end is movably connected on bolt, and the pressing plate away from nut end is fixed on bolt.
The homing position type pressing plate is arranged in compressed grooves, and the homing position type pressing plate includes the back-moving spring positioned at bottom,
" Shen " shape pressing plate is provided with the back-moving spring, the second clamp nut is provided with " Shen " the shape pressing plate.
" Shen " the shape pressing plate includes body and the compression end positioned at body two ends, bolt is provided with the body and is led to
Hole, the compression end is in oblique mesa structure.
Be provided with the locating piece for ensure part X to position degree limit pin hole.
A kind of processing method for the processing of crank class part end face, it is characterised in that：Walked including clamping step and processing
Suddenly, the clamping step includes：
The first step：Two crank parts are placed respectively along the Y-direction locating piece both sides of universal fixture body, and limit pin hole ensures part
X to positioning precision；
Second step：Bi-directional adjustable pressing plate is placed in U-lag, the first clamp nut band dynamic pressure plate is tightened, it is ensured that part phase
For locating piece Y positioning precision；
3rd step：The second clamp nut is tightened, and drives the compression end of " Shen " shape pressing plate to act on crank parts, it is ensured that part
In the positioning precision of Z-direction；
4th step：Change the outfit part when, unclamp the second clamp nut, the back-moving spring being arranged under " Shen " shape pressing plate automatically resets,
Improve operating efficiency.
The procedure of processing includes：
The first step：After completing crank parts Set and Positioning, control machine tool chief axis drive wire rod quality to be moved along Z-direction and carry out to knife,
To knife process with 0.01mm as the amount of feeding is taken to, when tiny swarf can be seen, part is completed in Z to knife；
Second step：After completing to knife, lathe is driven, to feed, to realize that disposable feed completes two pieces crank parts along X
Processing；
3rd step：Second step feed process is repeated, finishing treatment is carried out to machined surface.
Compared with the prior art, the invention has the advantages that：
1st, disclosure of the invention effectively solve that crank class aerospace structural component end face processing efficiency is low, labour intensity big, plus
The problems such as work cycle is long, while this set frock has structure type simple, the characteristics of easy to operate.
2nd, crank parts clamping method completes parts fixation by universal fixture body fits auxiliary clamping device；Described
Crank parts end-face processing method once completes two pieces zero along X using wire rod quality by universal fixture locating element to feed
The processing of part.
3rd, " Shen " shape pressing plate two ends that the application is used are ledge, can simultaneously complete the compression of part；It is described
" Shen " shape pressing plate is designed based on the feature for being processed crank class part, is the special pressing plate of crank class part, i.e.,
Other kinds of pressing plate can not be used；" Shen " shape pressing plate pressed parts size compared with Universal pressing plate is relatively small, with larger
Working space.
Brief description of the drawings
Fig. 1 is the universal fixture axonometric drawing of crank class part end face processing.
Fig. 2 is universal fixture body axonometric drawing.
Fig. 3 is universal fixture " Shen " shape pressing plate axonometric drawing.
Fig. 4 is bi-directional adjustable pressing plate axonometric drawing.In figure：1. the clamp nut 3. of bi-directional adjustable pressing plate 2. second is determined
The countersunk head of position block 4. " Shen " shape 7. limit pin hole of pressing plate 5. frock body, 6. screwed hole 8. compressed grooves 9.U shapes groove 10.
The bolt of 11. compression end of groove, 12. 13. first clamp nut of bolt hole, 14. pressing plate 15..
Specific embodiment
Embodiment 1
A kind of universal fixture for the processing of crank class part end face includes frock body 5 and is arranged on auxiliary on frock body 5
Hold-down gear is helped, the two ends of frock body 5 are provided with countersunk head groove 10, and frock body 5 is solid by countersunk head groove 10, bolt and pressing plate
It is scheduled on lathe working face；Frock body 5 is relative to frock centre position X to being symmetric；The middle part of frock body 5 sets
In respect of the compressed grooves 8 for compressing component, the bottom of the compressed grooves 8 is provided with screwed hole 6, the two ends Y-direction pair of frock body 5
Title is provided with locating piece 3, and the U-lag 9 for compressing component is provided with each locating piece 3；The auxiliary clamping device includes
Two bi-directional adjustable pressing plates 1 and a homing position type pressing plate, the bi-directional adjustable pressing plate 1 are located in U-lag 9, the reset
Formula pressing plate is located in compressed grooves 8.
Embodiment 2
A kind of universal fixture for the processing of crank class part end face includes frock body 5 and is arranged on auxiliary on frock body 5
Hold-down gear is helped, the two ends of frock body 5 are provided with countersunk head groove 10, and frock body 5 is solid by countersunk head groove 10, bolt and pressing plate
It is scheduled on lathe working face；Frock body 5 is relative to frock centre position X to being symmetric；The middle part of frock body 5 sets
In respect of the compressed grooves 8 for compressing component, the bottom of the compressed grooves 8 is provided with screwed hole 6, the two ends Y-direction pair of frock body 5
Title is provided with locating piece 3, and the U-lag 9 for compressing component is provided with each locating piece 3；The auxiliary clamping device includes
Two bi-directional adjustable pressing plates 1 and a homing position type pressing plate, the bi-directional adjustable pressing plate 1 are located in U-lag 9, the reset
Formula pressing plate is located in compressed grooves 8.
The bi-directional adjustable pressing plate 1 includes bolt 15, and the two ends of the bolt 15 are connected to pressing plate 13, the spiral shell
One end of bolt 15 is additionally provided with the first clamp nut 13.Pressing plate 13 near nut end is movably connected on bolt 15, away from spiral shell
The pressing plate 13 of female end is fixed on bolt 15.The homing position type pressing plate is arranged in compressed grooves 8, and the homing position type pressing plate includes
Positioned at the back-moving spring of bottom, " Shen " shape pressing plate 4 is provided with the back-moving spring, is provided with " Shen " the shape pressing plate 4
Two clamp nuts 2.
" Shen " the shape pressing plate 4 includes body and the compression end 11 positioned at body two ends, and bolt is provided with the body
Through hole 12, the compression end 11 is in oblique mesa structure.Be provided with the locating piece 3 for ensure part X to position degree
Limit pin hole 7.
Embodiment 3
A kind of processing method for the processing of crank class part end face, it is characterised in that：Including clamping step and procedure of processing, institute
Stating clamping step includes：
The first step：Two crank parts are placed respectively along the both sides of Y-direction locating piece 3 of universal fixture body 5, and limit pin hole 7 ensures
Part X to positioning precision；
Second step：Bi-directional adjustable pressing plate 1 is placed in U-lag 9, the first clamp nut 13 is tightened with dynamic pressure plate 14, it is ensured that
Part relative to locating piece 3 Y positioning precision；
3rd step：The second clamp nut 2 is tightened, and drives the compression end 11 of " Shen " shape pressing plate 4 to act on crank parts, it is ensured that
Positioning precision of the part in Z-direction；
4th step：Change the outfit part when, unclamp the second clamp nut 2, be arranged at back-moving spring " Shen " shape pressing plate 4 under and answer automatically
Position, improves operating efficiency.
Embodiment 4
A kind of processing method for the processing of crank class part end face, it is characterised in that：Including clamping step and procedure of processing, institute
Stating clamping step includes：
The first step：Two crank parts are placed respectively along the both sides of Y-direction locating piece 3 of universal fixture body 5, and limit pin hole 7 ensures
Part X to positioning precision；
Second step：Bi-directional adjustable pressing plate 1 is placed in U-lag 9, the first clamp nut 13 is tightened with dynamic pressure plate 14, it is ensured that
Part relative to locating piece 3 Y positioning precision；
3rd step：The second clamp nut 2 is tightened, and drives the compression end 11 of " Shen " shape pressing plate 4 to act on crank parts, it is ensured that
Positioning precision of the part in Z-direction；
4th step：Change the outfit part when, unclamp the second clamp nut 2, be arranged at back-moving spring " Shen " shape pressing plate 4 under and answer automatically
Position, improves operating efficiency.
The procedure of processing includes：
The first step：After completing crank parts Set and Positioning, control machine tool chief axis drive wire rod quality to be moved along Z-direction and carry out to knife,
To knife process with 0.01mm as the amount of feeding is taken to, when tiny swarf can be seen, part is completed in Z to knife；
Second step：After completing to knife, lathe is driven, to feed, to realize that disposable feed completes two pieces crank parts along X
Processing；
3rd step：Second step feed process is repeated, finishing treatment is carried out to machined surface.
Embodiment 5
A kind of universal fixture for the processing of crank class part end face, it is characterised in that：Including frock body 5 and being arranged on frock
Auxiliary clamping device on body 5, the two ends of frock body 5 are provided with countersunk head groove 10, frock body 5 by countersunk head groove 10,
Bolt and pressing plate are fixed on lathe working face；Frock body 5 is relative to frock centre position X to being symmetric；Frock sheet
The middle part of body 5 is designed with the compressed grooves 8 for compressing component, and the bottom of the compressed grooves 8 is provided with screwed hole 6, frock
The two ends Y-direction of body 5 is symmetrically arranged with locating piece 3, and the U-lag 9 for compressing component is provided with each locating piece 3；It is described auxiliary
Helping hold-down gear includes two bi-directional adjustable pressing plates 1 and a homing position type pressing plate, and the bi-directional adjustable pressing plate 1 is located at U-shaped
In groove 9, the homing position type pressing plate is located in compressed grooves 8.
The bi-directional adjustable pressing plate 1 includes bolt 15, and the two ends of the bolt 15 are connected to pressing plate 14, the spiral shell
One end of bolt 15 is additionally provided with the first clamp nut 13.
Pressing plate 14 near nut end is movably connected on bolt 15, and the pressing plate 14 away from nut end is fixed on bolt 15
On.
The homing position type pressing plate is arranged in compressed grooves 8, and the homing position type pressing plate includes the back-moving spring positioned at bottom,
" Shen " shape pressing plate 4 is provided with the back-moving spring, the second clamp nut 2 is provided with " Shen " the shape pressing plate 4.
" Shen " the shape pressing plate 4 includes body and the compression end 11 positioned at body two ends, and bolt is provided with the body
Through hole 12, the compression end 11 is in oblique mesa structure.
Be provided with the locating piece 3 for ensure part X to position degree limit pin hole 7.
A kind of processing method for the processing of crank class part end face, it is characterised in that：Walked including clamping step and processing
Suddenly, the clamping step includes：
The first step：Two crank parts are placed respectively along the both sides of Y-direction locating piece 3 of universal fixture body 5, and limit pin hole 7 ensures
Part X to positioning precision；
Second step：Bi-directional adjustable pressing plate 1 is placed in U-lag 9, the first clamp nut 13 is tightened with dynamic pressure plate 14, it is ensured that
Part relative to locating piece 3 Y positioning precision；
3rd step：The second clamp nut 2 is tightened, and drives the compression end 11 of " Shen " shape pressing plate 4 to act on crank parts, it is ensured that
Positioning precision of the part in Z-direction；
4th step：Change the outfit part when, unclamp the second clamp nut 2, be arranged at back-moving spring " Shen " shape pressing plate 4 under and answer automatically
Position, improves operating efficiency.
The procedure of processing includes：
The first step：After completing crank parts Set and Positioning, control machine tool chief axis drive wire rod quality to be moved along Z-direction and carry out to knife,
To knife process with 0.01mm as the amount of feeding is taken to, when tiny swarf can be seen, part is completed in Z to knife；
Second step：After completing to knife, lathe is driven, to feed, to realize that disposable feed completes two pieces crank parts along X
Processing；
3rd step：Second step feed process is repeated, finishing treatment is carried out to machined surface.
Disclosure of the invention effectively solves that crank class aerospace structural component end face processing efficiency is low, labour intensity big,
The problems such as process-cycle is long, while this set frock has structure type simple, the characteristics of easy to operate.
Crank parts clamping method coordinates auxiliary clamping device to complete parts fixation by universal fixture body 5；Described
Crank parts end-face processing method once completes two pieces zero along X using wire rod quality by universal fixture locating element to feed
The processing of part.
Claims (8)
1. it is a kind of for crank class part end face processing universal fixture, it is characterised in that：Including frock body（5）Be arranged on
Frock body（5）On auxiliary clamping device, the frock body（5）Two ends are provided with countersunk head groove（10）, frock body（5）Phase
For frock centre position X to being symmetric；Frock body（5）Middle part is designed with the compressed grooves for compressing component
（8）, the compressed grooves（8）Bottom is provided with screwed hole（6）, frock body（5）Two ends Y-direction is symmetrically arranged with locating piece（3）,
Each locating piece（3）On be provided with U-lag for compressing component（9）；The auxiliary clamping device is two-way adjustable including two
Formula pressing plate（1）With a homing position type pressing plate, the bi-directional adjustable pressing plate（1）Positioned at U-lag（9）It is interior, the homing position type pressing plate
Positioned at compressed grooves（8）It is interior.
2. it is according to claim 1 it is a kind of for crank class part end face processing universal fixture, it is characterised in that：It is described
Bi-directional adjustable pressing plate（1）Including bolt（15）, the bolt（15）Two ends be connected to pressing plate（14）, the bolt
（15）One end be additionally provided with the first clamp nut（13）.
3. it is according to claim 2 it is a kind of for crank class part end face processing universal fixture, it is characterised in that：It is close to
The pressing plate of nut end（14）It is movably connected in bolt（15）On, away from the pressing plate of nut end（14）It is fixed on bolt（15）On.
4. it is according to claim 3 it is a kind of for crank class part end face processing universal fixture, it is characterised in that：It is described
Homing position type pressing plate is arranged on compressed grooves（8）Interior, the homing position type pressing plate includes the back-moving spring positioned at bottom, the reset bullet
" Shen " shape pressing plate is provided with spring（4）, " Shen " the shape pressing plate（4）On be provided with the second clamp nut（2）.
5. it is according to claim 4 it is a kind of for crank class part end face processing universal fixture, it is characterised in that：It is described
" Shen " shape pressing plate（4）Including body and the compression end positioned at body two ends（11）, bolt hole is provided with the body（12）,
The compression end（11）In oblique mesa structure.
6. it is according to claim 5 it is a kind of for crank class part end face processing universal fixture, it is characterised in that：It is described
Locating piece（3）On be provided with for ensure part X to position degree limit pin hole（7）.
7. it is a kind of for crank class part end face processing processing method, it is characterised in that：Including clamping step and procedure of processing,
The clamping step includes：
The first step：Along universal fixture body（5）Y-direction locating piece（3）Two crank parts, limit pin hole are placed respectively in both sides
（7）Ensure part X to positioning precision；
Second step：Bi-directional adjustable pressing plate（1）It is placed on U-lag（9）It is interior, tighten the first clamp nut（13）Band dynamic pressure plate
（14）, it is ensured that part is relative to locating piece（3）In the positioning precision of Y；
3rd step：Tighten the second clamp nut（2）, and drive " Shen " shape pressing plate（4）Compression end（11）Act on crank parts
On, it is ensured that positioning precision of the part in Z-direction；
4th step：Change the outfit part when, unclamp the second clamp nut（2）, it is arranged at " Shen " shape pressing plate（4）Under back-moving spring it is automatic
Reset.
8. it is according to claim 7 it is a kind of for crank class part end face processing universal fixture, it is characterised in that：It is described
Procedure of processing includes：
The first step：After completing crank parts Set and Positioning, control machine tool chief axis drive wire rod quality to be moved along Z-direction and carry out to knife,
To knife process with 0.01mm as the amount of feeding is taken to, part is completed in Z to knife；
Second step：After completing to knife, lathe is driven, to feed, to realize that disposable feed completes two pieces crank parts along X
Processing；
3rd step：Second step feed process is repeated, finishing treatment is carried out to machined surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611094905.5A CN106736678B (en) | 2016-12-02 | 2016-12-02 | Universal tool and method for machining end faces of crank parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611094905.5A CN106736678B (en) | 2016-12-02 | 2016-12-02 | Universal tool and method for machining end faces of crank parts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106736678A true CN106736678A (en) | 2017-05-31 |
| CN106736678B CN106736678B (en) | 2022-01-25 |
Family
ID=58882827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611094905.5A Active CN106736678B (en) | 2016-12-02 | 2016-12-02 | Universal tool and method for machining end faces of crank parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106736678B (en) |
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| Publication number | Publication date |
|---|---|
| CN106736678B (en) | 2022-01-25 |
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