CN208276187U - A kind of top tooling - Google Patents
A kind of top tooling Download PDFInfo
- Publication number
- CN208276187U CN208276187U CN201820943029.7U CN201820943029U CN208276187U CN 208276187 U CN208276187 U CN 208276187U CN 201820943029 U CN201820943029 U CN 201820943029U CN 208276187 U CN208276187 U CN 208276187U
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- shell
- hole
- tooling according
- steel ball
- sliding block
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Abstract
The utility model discloses a kind of top toolings, belong to tooling technical field；Including two top and shells, described two top settings are in shell, and two top working ends pass through shell；It is described two top slidably to cooperate with shell；Described shell one end is fixed with guide plate, and two top working ends pass through guide plate；It is offered in the shell and accommodates top pilot hole；The shell two sides are also provided with the blind hole with pilot hole perforation；It is provided with sliding block in the blind hole, offers inclined-plane on sliding block；Steel ball is additionally provided in the pilot hole；Steel ball is resisted against between top tail end and the inclined-plane of sliding block.The quick-replaceable of multiple product may be implemented in the utility model, and can accomplish that changing different products does not have to change tooling, has saved the processing and loading clamp time；The stability of top clamping is improved, to improve machining accuracy.
Description
Technical field
The utility model relates to tooling technical fields, in particular to a kind of top tooling.
Background technique
At present when processing steam turbine stator blade, two centre bores are first done in workpiece one end, the other end does a centre bore,
Guarantee in centre bore and another two centre bore another plane, then two central aperture Double Tops point works of workpiece one side
Dress, the other end are withstood on a centre bore of workpiece another side with automatic tailstock, apply certain pressure, be fixedly clamped to be processed
Workpiece！
Top two of existing quasi- Double Tops point tooling are to be fixedly welded on the base, when two centers of workpiece one end
When hole machined depth is inconsistent, existing quasi- Double Tops point tooling and the cooperation of automatic tailstock cannot achieve workpiece to be processed clamping, and
Often because clamping force is inadequate, so that workpiece loosens, machining accuracy is reduced.
Utility model content
The purpose of this utility model is to provide a kind of top toolings, to solve the above problems.
To realize the utility model aim, the technical solution of use are as follows: a kind of top tooling, including two top and shells
Body, which is characterized in that described two top settings are in shell, and two top working ends pass through shell；Described two tops
Point slidably cooperates with shell；It is equipped with rocker piece in the shell, shaft, both ends of the shaft difference are fixed in the middle part of rocker piece
Be rotatably connected with shell, the both ends of rocker piece be against respectively two it is top on；It is offered in the shell and accommodates top lead
Xiang Kong；The shell two sides are also provided with the blind hole with pilot hole perforation；It is provided with sliding block in the blind hole, is offered on sliding block
Inclined-plane；Steel ball is additionally provided in the pilot hole；Steel ball is resisted against between top tail end and the inclined-plane of sliding block.
Preferably, it is fixed with guide sleeve in two pilot holes, two guide sleeves and corresponding top sliding connection.
Preferably, the both ends of the shaft pass through shell, and are rotatably connected with shell.
Preferably, the other end of described two top separate working ends is provided in the axial direction with and the cooperation of rocker piece both ends
Sliding slot, and the both ends of rocker piece be engaged respectively with two top sliding slot bottom surfaces.
Preferably, the other end of the shell is opened up there are two through-hole, is equipped with guide sleeve in through-hole, and two guide sleeves are respectively with two
It is a top to be slidably matched.
Preferably, the blind hole is arranged in a mutually vertical manner with pilot hole.
Preferably, the rocker piece is C-shaped.
Preferably, spring is provided in the blind hole, spring is between sliding block end face and blind hole bottom surface.
Preferably, the shell uses casting and forming.
Preferably, the steel ball is contained in 1/2 that the volume in pilot hole is greater than steel ball total volume.
It is had the advantages that using the utility model
One, when tooling high speed rotation, the centrifugal force of sliding block one outward, under the action of inclined-plane, sliding block can be given
Steel ball can be held out against, steel ball withstands clamping force that is top, therefore will increase top, improves the stability of top clamping, adds to improve
Work precision.
Two, the utility model is passed to by the coupling mechanism force of automatic tailstock by workpiece two top, and two top back to and support
At rocker piece both ends, when two depth of center hole are inconsistent, one of them is top to be first against on shallower centre bore, due to
The coupling mechanism force effect of automatic tailstock can make this it is top slide backward, so that rocker piece is turned an angle, to make another
Top forward slip certain distance is against on deeper centre bore, and the workpiece to be processed for completing two centre bores of different depth carries out
Clamp correction.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is the schematic perspective view of the utility model embodiment；
Fig. 3 is a kind of cooperation schematic diagram of top tooling provided by the utility model.
In figure: 1- is top, 2- guide sleeve, 3- sliding block, 4- shell, 5- rocker piece, 6- shaft, 7- spring, 8- pilot hole, and 9- is blind
Hole, tetra- axis turntable of 10-, 11- workpiece, 12- tailstock, 13- steel ball.
Specific embodiment
The utility model is further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.
Fig. 1, Fig. 2 and Fig. 3 are a kind of structural schematic diagrams of top tooling provided by the utility model, including two top 1
With shell 4；Described two top 1 are arranged in shell 4, and two top 1 working ends pass through shell 4；Described two top 1
Slidably cooperate with shell 4；It is equipped with rocker piece 5 in the shell 4, the middle part of rocker piece 5 is fixed with shaft 6,6 both ends of shaft
It is rotatably connected respectively with shell 4, the both ends of rocker piece 5 are against respectively on two top 1；Receiving is offered in the shell 4
Top 1 pilot hole 8；4 two sides of shell are also provided with the blind hole 9 penetrated through with pilot hole 8；Cunning is provided in the blind hole 9
Block 3 offers inclined-plane on sliding block 3；Steel ball 13 is additionally provided in the pilot hole 8；Steel ball 13 is resisted against top 1 tail end and sliding block
Between 3 inclined-plane.
Guide sleeve 2 is fixed in two pilot holes 8, two guide sleeves 2 are slidably connected with corresponding top 1.Turn
The both ends of axis 6 pass through shell 4, and are rotatably connected with shell 4.Two top 1 other ends far from working end are opened along axial direction
Equipped with the sliding slot 7 cooperated with 5 both ends of rocker piece, and the both ends of rocker piece 5 are matched with contacting respectively with two top 1 sliding slot bottom surfaces
It closes.The other end of shell 4 is opened up there are two through-hole, and through-hole is interior to be equipped with guide sleeve 2, and two guide sleeves 2 are matched with two top 1 slidings respectively
It closes.
The blind hole 9 is arranged in a mutually vertical manner with pilot hole 8.Blind hole 9 is for the ease of installation sliding block 3 and spring 7.It is described floating
Motion block 5 is C-shaped.Except this evening, linear type is also can be used in rocker piece 5, as long as can play the role of lever.
Spring 7 is provided in the blind hole 9, spring 7 is located between 9 bottom surface of 3 end face of sliding block and blind hole.7, spring compressions
Spring plays the role of pre-pressing, can give sliding block 3 one precompressions, when preventing tooling high speed rotation from starting, sliding block 3 and steel
Collision is generated between pearl 13, improves the service life of device.Cylindrical body, cylindrical surface and sliding block also can be used in steel ball 13 herein
Surface hardness is improved using cure process such as spraying or surfacings in the surface on the inclined-plane of 3 contact of incline plane, steel ball 13 and sliding block 3, prevents
Only deform.
The shell 4 uses casting and forming, is integrally formed, and significantly reduces manufacturing cost, meets green manufacturing theory, material
Select cast iron.
The steel ball 13 is contained in 1/2 that the volume in pilot hole 8 is greater than 13 total volume of steel ball, prevents steel ball 13 and guiding
Card resistance is generated between hole 8.
For the ease of installing and debugging, it is equipped with opening in the side of shell 4, rocker piece 5 is packed by opening, is packed into and is floated
It after block 5, is reloaded into and is sequentially loaded into spring 7 and sliding block 3, place into steel ball 13, finally by top 1 insertion pilot hole 8, guarantee simultaneously
The both ends of rocker piece 5 are stuck in top 1 sliding slot, complete assembly.Certainly, shell 4 can also be set as split type, in shell 4
Top is removably fixed with baffle, and top herein is one end towards top tip；Pilot hole 8 is opened up in baffle, convenient for peace
Dress.
When utility model works, tooling high speed rotation, tooling is driven by four axis turntables 10 to be rotated, and can give sliding block 3 one
A centrifugal force outward, under the action of inclined-plane, sliding block 3 can hold out against steel ball, and steel ball 13 withstands top 1, therefore will increase top 1
Clamping force, the stability of top 1 clamping is improved, to improve machining accuracy.
Such as Fig. 3, the utility model passes to two top 1 by workpiece 11 by the coupling mechanism force of tailstock 12, and two top 1 back to
And be against at 5 both ends of rocker piece, when two depth of center hole are inconsistent, one of them top 1 is first against shallower centre bore
On, since the coupling mechanism force effect of automatic tailstock can be such that this top 1 slides backward, rocker piece 5 is made to turn an angle, thus
It is against another top 1 forward slip certain distance on deeper centre bore, completes the to be added of two centre bores of different depth
Work workpiece 11 is clamped correction.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of top tooling, including two top and shells, which is characterized in that it is described two it is top be arranged in shell, and
Two top working ends pass through shell；It is described two top slidably to cooperate with shell；It is equipped with rocker piece in the shell, floats
Shaft is fixed in the middle part of motion block, both ends of the shaft is rotatably connected with shell respectively, and the both ends of rocker piece are against two respectively
On top；It is offered in the shell and accommodates top pilot hole；The shell two sides are also provided with blind with pilot hole perforation
Hole；It is provided with sliding block in the blind hole, offers inclined-plane on sliding block；Steel ball is additionally provided in the pilot hole；Steel ball is resisted against
Between top tail end and the inclined-plane of sliding block.
2. top tooling according to claim 1, which is characterized in that it is fixed with guide sleeve in two pilot holes, two
A guide sleeve and corresponding top sliding connection.
3. top tooling according to claim 1, which is characterized in that the both ends of the shaft pass through shell, and and shell
It is rotatably connected.
4. top tooling according to claim 1, which is characterized in that the other end of described two top separate working ends is equal
Be provided in the axial direction with rocker piece both ends cooperation sliding slot, and the both ends of rocker piece with connect respectively with two top sliding slot bottom surfaces
Touching cooperation.
5. top tooling according to claim 1, which is characterized in that the other end of the shell is opened up there are two through-hole,
It is equipped with guide sleeve in through-hole, two guide sleeves top are slidably matched with two respectively.
6. top tooling according to claim 1, which is characterized in that the blind hole is arranged in a mutually vertical manner with pilot hole.
7. top tooling according to claim 1, which is characterized in that the rocker piece is C-shaped.
8. top tooling according to claim 1, which is characterized in that be provided with spring in the blind hole, spring, which is located at, to be slided
Between block end face and blind hole bottom surface.
9. top tooling according to claim 1, which is characterized in that the shell uses casting and forming.
10. top tooling according to claim 1, which is characterized in that it is big that the steel ball is contained in the volume in pilot hole
In the 1/2 of steel ball total volume.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820943029.7U CN208276187U (en) | 2018-06-19 | 2018-06-19 | A kind of top tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820943029.7U CN208276187U (en) | 2018-06-19 | 2018-06-19 | A kind of top tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208276187U true CN208276187U (en) | 2018-12-25 |
Family
ID=64699197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820943029.7U Active CN208276187U (en) | 2018-06-19 | 2018-06-19 | A kind of top tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208276187U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111331161A (en) * | 2020-03-26 | 2020-06-26 | 辽宁忠旺机械设备制造有限公司 | Mechanical linkage top |
| CN116100484A (en) * | 2021-11-11 | 2023-05-12 | 上匠智能科技(浙江)有限公司 | Automatic product holding mechanism depending on centrifugal force |
-
2018
- 2018-06-19 CN CN201820943029.7U patent/CN208276187U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111331161A (en) * | 2020-03-26 | 2020-06-26 | 辽宁忠旺机械设备制造有限公司 | Mechanical linkage top |
| CN116100484A (en) * | 2021-11-11 | 2023-05-12 | 上匠智能科技(浙江)有限公司 | Automatic product holding mechanism depending on centrifugal force |
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