CN207807031U - A kind of annular workpiece roundness correcting device - Google Patents
A kind of annular workpiece roundness correcting device Download PDFInfo
- Publication number
- CN207807031U CN207807031U CN201820124689.2U CN201820124689U CN207807031U CN 207807031 U CN207807031 U CN 207807031U CN 201820124689 U CN201820124689 U CN 201820124689U CN 207807031 U CN207807031 U CN 207807031U
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- thrust cone
- feather key
- workbench
- sliding block
- guide sleeve
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Abstract
The utility model is related to a kind of annular workpiece roundness correcting device, solve the problems, such as that dimensional tolerance precision is poor after correcting at present.Including thrust cone, sliding block, workbench, guide sleeve, lifting seat, elevator, feather key, return pin, spring base, spring and rack, workbench is fixedly mounted in rack, guide sleeve is fixedly mounted on the table, thrust cone lower end in guide sleeve is connect with the pull rod upper end of the elevator in lifting seat, thrust cone top is pyramidal structure, pyramidal surface coordinates with sliding block inclined-plane, the thrust cone other side is arc surface, its radius is identical as the radius for being corrected workpiece, thrust cone is in integrally that sector is spread, workbench is provided with T-slot close to center side, the feather key of T shapes is mounted in T-slot and can be slided in it, feather key top is located in the slot that slider bottom is provided with, feather key is fixedly connected with a slide block, workbench is provided with hole, return pin and spring are housed in hole.The utility model is versatile, and correction accuracy is high, easy to control.
Description
Technical field
The utility model is related to a kind of annular workpiece roundness correcting devices, and in particular to annulus under hot and cold conditions
The device of Roundness of Workpiece correction.
Background technology
Circular ring structure part is a fairly large number of one kind in numerous machine components, in the production with forging method machining blanks
In the process, convenient to add to reduce allowance to greatest extent for the relatively thin workpiece of the larger workpiece of diameter dimension and ring wall
Work need to improve blank roundness tolerance to meet its requirement；The case where simultaneously for being deformed after processing part heat treatment, it is also desirable to
Circularity is corrected under cold temperature state, in such previous work piece production, is on the one hand protected using larger design allowance
Blank is demonstrate,proved to part processing request, in addition for the larger workpiece of roundness deviation, is corrected with universal press or hammer, institute
Attainable dimensional tolerance precision is poor.
Utility model content
The utility model passes through several outer arc radius sliding block identical with institute's school workpiece radius radially outward equivalent simultaneously
Method that is mobile, carrying out radial bulging inside-out to ring wall, solving current method blank allowance, size is public greatly and after correction
The poor problem of poor precision.
The utility model is realized by following technical scheme：
A kind of annular workpiece roundness correcting device, including thrust cone, sliding block, workbench, guide sleeve, lifting seat, liter
Drop machine, feather key, return pin, spring base, spring and rack, workbench are fixedly mounted in rack, and guide sleeve is fixedly mounted on work
Make on platform, lifting seat upper end is connect with guide sleeve lower end, and lifting seat lower end is connect with elevator, pushing away in guide sleeve
Power is bored lower end and is connect with the pull rod upper end of the elevator in lifting seat, and thrust cone top is pyramidal structure, pyramidal surface
Coning angle α and the angles the α inclined-plane of sliding block side coordinate, and the thrust cone other side is arc surface, radius and the radius for being corrected workpiece
Identical, thrust cone is in integrally that sector is spread, and workbench is provided with T-slot close to center side, and the feather key of T shapes is mounted on T-slot
Interior and can be located in the slot that slider bottom is provided in sliding, feather key top in it, feather key is fixedly connected with a slide block, and workbench is provided with
With the hole of T-slot unicom, return pin is housed in hole, for return pin in small step-like in both ends, one is inserted into what feather key lower part was provided with
In hole, spring is cased on other end, spring is connected on spring base, and spring base is fixed on the table.
Thrust cone top is to be provided with cavity, and the aperture for leading to thrust cone side wall is provided on cavity, is matched with thrust cone on sliding block
The groove for oil storage is provided on the rubbing surface of conjunction.
Structure with energy installment work attachment on the circular arc side of thrust cone, such as dovetail groove etc..
The utility model is versatile, and correction accuracy is high, easy to control.
Description of the drawings
Fig. 1 is the utility model structure chart；
Fig. 2 is thrust cone partial sectional view；
Fig. 3 is thrust cone side view；
Fig. 4 is sliding block partial sectional view；
Fig. 5 is sliding block vertical view；
Fig. 6 is sliding block side view；
Fig. 7 is sliding block rubbing surface tank structure partial sectional view, i.e. the A-A views of Fig. 4；
Fig. 8 is guide sleeve sectional view；
Fig. 9 is feather key partial cross sectional views；
Figure 10 is feather key sectional view；
Figure 11 is return pin front view；
Figure 12 is return pin side view；
Figure 13 is working section figure；
Figure 14 is workbench vertical view；
Figure 15 is workbench keyway arrangements partial view, the i.e. partial view of Figure 14.
Specific implementation mode
As shown in figures 1-15, the utility model is a kind of annular workpiece roundness correcting device (Fig. 1), be by school
Radially outward equivalent moves several outer arc radius of device sliding block identical with institute's school workpiece radius simultaneously in positive annulus, right
Ring wall carries out radial bulging inside-out, so that ring is reached the device of circularity requirement, mainly by covering the fuel tank cap on thrust cone 2
1, thrust cone 2, sliding block 3, workbench and guide sleeve connection bolt 4, workbench and rack connection bolt 5, workbench 6, guide sleeve
7, lifting seat and guide sleeve attachment screw 8, lifting seat 9, lifting seat and elevator connect bolt 10, elevator 11, slide
It block and feather key attachment screw 12, feather key 13, return pin 14, spring base 15, spring base spacer pin 16, spring 17, elevator and pushes away
Workbench 6 is installed the parts composition such as rack 19 on the ground by power cone connecting pin 18, passes through control circuit and configuration button is real
Now to the driving and control of sliding block action.
Workbench 6 connect bolt 5 with rack by workbench and is fixedly mounted in rack 19, and guide sleeve 7 passes through workbench
It connect bolt 4 with guide sleeve to be fixedly mounted on workbench 6,9 upper end of lifting seat connect spiral shell by lifting seat with guide sleeve
Nail 8 is connect with 7 lower end of guide sleeve, and 9 lower end of lifting seat is connect bolt 10 with elevator by lifting seat and connected with elevator 11
Connect, be located at 2 lower end of thrust cone in guide sleeve 7 and the 11 pull rod upper end of elevator in the lifting seat 9 by elevator with
Thrust cone connecting pin 18 connects, and 2 top of thrust cone is pyramidal structure, the coning angle α of pyramidal surface and the angles the α inclined-plane of 3 side of sliding block
Cooperation, 2 other side of thrust cone are arc surface, and radius is identical as the radius for being corrected workpiece, and thrust cone 2 is whole to be expanded in sector
It dissipates, workbench 6 is provided with T-slot close to center side, and the feather key 13 of T shapes is mounted in T-slot and can be slided in it, feather key 13
Top is located in the slot that 3 bottom of sliding block is provided with, and feather key 13 is connect by sliding block with feather key attachment screw 12 with sliding block 3, workbench 6
It is provided with the hole with T-slot unicom, return pin 14 is housed, return pin 14 is in small step-like, the insertion feather key 13 in both ends in hole
Spring 17 is cased in the hole that lower part is provided with, on other end, spring 17 is connected on spring base 15, and spring base 15 is limited by spring base
Position pin 16 is fixed on workbench 6.
2 top of thrust cone is to be provided with cavity, is provided with the aperture for leading to 2 side wall of thrust cone on cavity, on sliding block 3 with thrust cone
The groove (Fig. 4, Fig. 7) for oil storage is provided on the rubbing surface of 2 cooperations.
Structure with energy installment work attachment on the circular arc side of thrust cone 2, such as dovetail groove etc..
The utility model groundwork part sliding block 3 is assembled by size A and feather key 13, in installation and 6 keyway of workbench
Feather key 13 coordinate also by size A and workbench 6T shape slots, so that sliding block 3 is slidably matched with the realization of workbench 6, to being positioned over work
The workpiece made on platform carries out bulging circularity correction.The angles α that thrust cone 2 with certain coning angle α passes through the angles α inclined-plane and sliding block 3
Inclined-plane coordinates, and 2 lower end of thrust cone is connect by elevator with thrust cone connecting pin 18 with 11 pull rod upper end of elevator, works as elevator
When 11 pull rods pull downward on, 2 downlink of thrust cone, thrust cone 2 is driven to be slidably matched by the angles α mating surface with sliding block 3, realizes sliding block
3 are displaced outwardly, and radially corrected effect is carried out to workpiece.(Fig. 8) size of guide sleeve 7 φ 2 and φ 1 respectively with bed dimension φ 2
Match with 2 size φ 1 of thrust cone and plays the role of the guiding role moved to thrust cone 2 and transmission axial force.Return pin
14 (Figure 11) size φ 3 and φ 4 coordinate with 6 pore size φ 3 of workbench and 13 pore size φ 4 of feather key respectively, when sliding block 3 is moved out
When dynamic, sliding block 3 passes through feather key 13 and the compression of return pin 14 installation and the spring 17 in 3 holes workbench φ.When correction work is completed
When, elevator 11 drives thrust cone 2 to rise, and by compressed spring 17 after losing the rigidity effect of thrust cone 2, discharges bullet
Property potential energy during, push return pin 14, feather key 13 and 3 return of sliding block movement, in completing a working cycles, while also protecting
The exact contact that sliding block 3 slides working face with thrust cone 2 has been held, the lubrication being placed in 2 epicoele of thrust cone (grease-box) is prevented
Oily a large amount of leakages.The lubricating oil for being stored in 2 epicoele of thrust cone (grease-box) passes through the aperture in (grease-box) and rubbing surface
Thrust cone 2 is delivered lubricating oil at work to be slidably matched in face with what sliding block 3 was formed.Sliding block 3 (Fig. 4) with thrust cone 2
Minor groove on the sections rubbing surface A (Fig. 7) of cooperation plays interim oil storage and ensures the effect uniformly lubricated.Lifting seat 9 will
Elevator 11 is fixedly connected with guide sleeve 7, and transmits axial force.
The utility model is a kind of device that (circle) annular workpieces are carried out with circularity correction under cold and hot state, to solve work
There is the problem of circularity over tolerance in hot-working (forging and heat treatment) in part.Elevator passes through control circuit and corresponding electric appliance member
Part is realized to device groundwork part --- the stroke of sliding block, pressure control.To realize the correction work to different dimension workpieces
Make.In the device, executive item of the part sliding block as device itself, can produce different radius of clean-up structures (in Fig. 5 R1 and
R2), different operating attachment (mold) can also be installed additional again by it, to expand and adapt to the correction to more different radii workpiece
Work.The Cone edge face of thrust cone pyramidal structure and the face angle degree that is slidably matched of sliding block can be adjusted according to specific design.It pushes away
The pyramidal surface number of power Cone edge wimble structure can change.In control function, the utility model is can to pass through electrical equipment
Realize the quantitative control to the stroke and pressure of sliding block.
Claims (4)
1. a kind of annular workpiece roundness correcting device, it is characterized in that：Including thrust cone, sliding block, workbench, guide sleeve, lifting
Engine base, elevator, feather key, return pin, spring base, spring and rack, workbench are fixedly mounted in rack, and guide sleeve fixes peace
On the table, lifting seat upper end is connect dress with guide sleeve lower end, and lifting seat lower end is connect with elevator, is located at guide sleeve
Interior thrust cone lower end is connect with the pull rod upper end of the elevator in lifting seat, and thrust cone top is pyramidal structure, rib
The coning angle α of the conical surface and the angles the α inclined-plane of sliding block side coordinate, and the thrust cone other side is arc surface, radius and are corrected workpiece
Radius it is identical, thrust cone is in integrally that sector is spread, and workbench is provided with T-slot close to center side, and the feather key of T shapes is mounted on
In T-slot and it can be located in the slot that slider bottom is provided in sliding, feather key top in it, feather key is fixedly connected with a slide block, work
Platform is provided with the hole with T-slot unicom, return pin is housed, return pin is in small step-like, the insertion feather key lower part in both ends in hole
In the hole being provided with, spring is cased on other end, spring is connected on spring base, and spring base is fixed on the table.
2. a kind of annular workpiece roundness correcting device according to claim 1, it is characterized in that：Thrust cone top is to be provided with
Cavity is provided with the aperture for leading to thrust cone side wall on cavity, is provided with for oil storage on the rubbing surface of thrust cone cooperation on sliding block
Groove.
3. a kind of annular workpiece roundness correcting device according to claim 1 or 2, it is characterized in that：The circular arc of thrust cone
Structure with energy installment work attachment on side.
4. a kind of annular workpiece roundness correcting device according to claim 3, it is characterized in that：The knot of installment work attachment
Structure is dovetail groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820124689.2U CN207807031U (en) | 2018-01-24 | 2018-01-24 | A kind of annular workpiece roundness correcting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820124689.2U CN207807031U (en) | 2018-01-24 | 2018-01-24 | A kind of annular workpiece roundness correcting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207807031U true CN207807031U (en) | 2018-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820124689.2U Active CN207807031U (en) | 2018-01-24 | 2018-01-24 | A kind of annular workpiece roundness correcting device |
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| CN (1) | CN207807031U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113477820A (en) * | 2021-07-29 | 2021-10-08 | 中国航发贵州黎阳航空动力有限公司 | Annular part thermal expansion correction tool and correction method |
-
2018
- 2018-01-24 CN CN201820124689.2U patent/CN207807031U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113477820A (en) * | 2021-07-29 | 2021-10-08 | 中国航发贵州黎阳航空动力有限公司 | Annular part thermal expansion correction tool and correction method |
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