CN215880754U - Hollow blade four-axis numerical control milling rotary clamp - Google Patents
Hollow blade four-axis numerical control milling rotary clamp Download PDFInfo
- Publication number
- CN215880754U CN215880754U CN202121473151.0U CN202121473151U CN215880754U CN 215880754 U CN215880754 U CN 215880754U CN 202121473151 U CN202121473151 U CN 202121473151U CN 215880754 U CN215880754 U CN 215880754U
- Authority
- CN
- China
- Prior art keywords
- inner cavity
- hollow blade
- cavity positioning
- head
- block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000003801 milling Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 abstract description 7
- 238000005553 drilling Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 208000004141 microcephaly Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Landscapes
- Milling Processes (AREA)
Abstract
The utility model provides a four-axis numerical control milling rotary clamp for a hollow blade, which comprises a large-head inner cavity positioning component and a small-head inner cavity positioning component, wherein the large-head inner cavity positioning component and the small-head inner cavity positioning component are respectively inserted at the large head end and the small head end of the hollow blade; the large-head inner cavity positioning component comprises a large-head inner cavity positioning block of the hollow blade and a block-up block, and the large-head inner cavity positioning block of the hollow blade is fixed on the rotary disc of the dividing head through the block-up block; the small-end inner cavity positioning assembly comprises a hollow blade small-end inner cavity positioning block and a rotary shaft sleeve, and the hollow blade small-end inner cavity positioning block is fixedly arranged on the top of the rotary tailstock of the machine tool through the rotary shaft sleeve; the shape of the positioning block of the inner cavity of the big end of the hollow blade is consistent with that of the hollow inner cavity of the hollow blade. The utility model is simple and has stronger rigidity and good consistency; the rotary torque force is stronger and more stable than that of a three-center clamp during milling; two processes of manual positioning and three-center hole drilling are omitted, and deviation is avoided.
Description
Technical Field
The utility model mainly relates to the field of rotary clamps, in particular to a hollow blade four-axis numerical control milling rotary clamp.
Background
At present, the conventional blade processing mode is to perform rotary milling processing on a four-shaft numerical control milling machine by adopting a three-center positioning and clamping mode of a large-end double center and a small-end single center of the blade, so that the profile requirement of the blade is ensured, and the method is very suitable for common solid blades. However, for the novel hollow blade, the requirement of the profile is ensured, and the wall thickness of the hollow blade is ensured to be uniform, so that the traditional conventional positioning fixture cannot ensure the hollow blade.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a four-axis numerical control milling rotary clamp for a hollow blade, which comprises a large-head inner cavity positioning component and a small-head inner cavity positioning component, wherein the large-head inner cavity positioning component and the small-head inner cavity positioning component are respectively inserted into the large head end and the small head end of the hollow blade 4;
the large-head inner cavity positioning assembly comprises a hollow blade large-head inner cavity positioning block 3 and a heightening block 2, and the hollow blade large-head inner cavity positioning block 3 is fixed on the dividing head rotary disc 1 through the heightening block 2;
the small-end inner cavity positioning assembly comprises a hollow blade small-end inner cavity positioning block 5 and a rotary shaft sleeve 6, and the hollow blade small-end inner cavity positioning block 5 is fixedly arranged on a rotary tailstock center of a machine tool through the rotary shaft sleeve 6;
the shape of the hollow blade big end inner cavity positioning block 3 is consistent with the hollow blade inner cavity.
Preferably, the heightening block 2 is fixed on the indexing head rotary disc 1 through an inner hexagonal socket head cap screw, and the heightening block 2 is positioned through a cylindrical pin arranged on the indexing head rotary disc 1.
Preferably, two cylindrical pins are arranged on the indexing head rotary disc 1 and are positioned on the heightening block 2.
Preferably, the hollow blade big end inner cavity positioning block 3 is fixed on the heightening block 2 through an inner hexagonal socket head cap screw, and the hollow blade big end inner cavity positioning block 3 is positioned through a cylindrical pin arranged on the heightening block 2.
Preferably, three cylindrical pins are installed on one side, close to the hollow blade big end inner cavity positioning block 3, of the heightening block 2, wherein two cylindrical pins are horizontally arranged and located at the bottom of the hollow blade big end inner cavity positioning block 3, and the other cylindrical pin is arranged close to the vertical side of the hollow blade big end inner cavity positioning block 3.
Preferably, the hollow blade small-end inner cavity positioning block 5 is fixed on the rotating shaft sleeve 6 through an inner hexagonal socket head cap screw, and the hollow blade small-end inner cavity positioning block 5 is positioned through a cylindrical pin arranged on the rotating shaft sleeve 6.
Preferably, three cylindrical pins are installed on one side, close to the hollow blade small-end inner cavity positioning block 5, of the rotating shaft sleeve 6, two of the cylindrical pins are horizontally arranged and located at the bottom of the hollow blade small-end inner cavity positioning block 5, and the other cylindrical pin is arranged close to the vertical side edge of the hollow blade small-end inner cavity positioning block 5.
The utility model has the beneficial effects that: the uniformity of the wall thickness of the hollow blade is ensured when the appearance profile of the hollow blade is processed to meet the requirement, and the method specifically comprises the following steps:
1. the positioning and clamping blades are simple, the rigidity is higher, and the consistency is better;
2. the rotary torque force is stronger and more stable than that of a three-center clamp during milling;
3. compared with the conventional three-center positioning processing mode, two processes of manual positioning and three-center hole drilling are omitted, so that the deviation of each process and the accumulated deviation of multiple processes caused by multiple processes are effectively avoided.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a block diagram of the small head lumen positioning assembly of the present invention;
FIG. 3 is a block diagram of the present invention relating to a positioning assembly for a large-head inner cavity;
in the figure, the position of the upper end of the main shaft,
1. the dividing head rotates the disc; 2. a block for raising; 3. a hollow blade big end inner cavity positioning block; 4. a hollow blade; 5. a hollow blade small-end inner cavity positioning block; 6. the shaft sleeve is rotated.
Detailed Description
In order to make the technical solutions of the present invention better understood and make the above features, objects, and advantages of the present invention more comprehensible, the present invention is further described with reference to the following examples. The examples are intended to illustrate the utility model only and are not intended to limit the scope of the utility model.
As shown in fig. 1 to 3, the present invention includes: the large-head inner cavity positioning component and the small-head inner cavity positioning component are respectively inserted into the large-head end and the small-head end of the hollow blade 4, the large-head inner cavity positioning component and the small-head inner cavity positioning component position the inner cavity of the hollow blade and fasten the blade to rotate around the center;
the large-head inner cavity positioning assembly comprises a hollow blade large-head inner cavity positioning block 3 and a heightening block 2, and the hollow blade large-head inner cavity positioning block 3 is fixed on the dividing head rotary disc 1 through the heightening block 2;
the small-end inner cavity positioning assembly comprises a hollow blade small-end inner cavity positioning block 5 and a rotary shaft sleeve 6, and the hollow blade small-end inner cavity positioning block 5 is fixedly arranged on a rotary tailstock center of a machine tool through the rotary shaft sleeve 6;
the shape of the hollow blade big end inner cavity positioning block 3 is consistent with the hollow blade inner cavity.
In the present embodiment, it is preferable that the block 2 be fixed to the index head rotary disk 1 by a socket head cap screw, and the block 2 be positioned by a cylindrical pin attached to the index head rotary disk 1.
In the present embodiment, preferably, two cylindrical pins are mounted on the index head rotary disk 1, and the two cylindrical pins are located on the block 2.
Set up above-mentioned structure, utilize two cylindric locks to play the positioning action to the bed hedgehopping piece on the one hand, on the other hand plays the effect of lifting fixed bed hedgehopping piece.
In the implementation, preferably, the hollow blade big-end inner cavity positioning block 3 is fixed on the heightening block 2 through an inner hexagonal socket head cap screw, and the hollow blade big-end inner cavity positioning block 3 is positioned through a cylindrical pin installed on the heightening block 2.
Preferably, in this implementation, three cylindrical pins are installed on one side of the heightening block 2 close to the hollow blade big-end inner cavity positioning block 3, wherein two cylindrical pins are horizontally arranged and located at the bottom of the hollow blade big-end inner cavity positioning block 3, and the other cylindrical pin is arranged close to the vertical side of the hollow blade big-end inner cavity positioning block 3.
By means of the structure, on one hand, the positioning function and the lifting fixing function of the hollow blade big end inner cavity positioning block are achieved by the aid of the three cylindrical pins, and on the other hand, the hollow blade big end inner cavity positioning block is prevented from sliding in use.
In this embodiment, it is preferable that the hollow blade small-end inner cavity positioning block 5 is fixed to the turning shaft sleeve 6 by a hexagon socket head cap screw, and the hollow blade small-end inner cavity positioning block 5 is positioned by a cylindrical pin mounted on the turning shaft sleeve 6.
In this embodiment, preferably, three cylindrical pins are installed on one side of the rotating shaft sleeve 6 close to the hollow blade small-end inner cavity positioning block 5, two of the cylindrical pins are horizontally arranged and located at the bottom of the hollow blade small-end inner cavity positioning block 5, and the other cylindrical pin is arranged close to the vertical side edge of the hollow blade small-end inner cavity positioning block 5.
Set up above-mentioned structure, utilize three cylindric lock to play the positioning action and the fixed action of lifting of hollow blade microcephaly inner chamber locating piece on the one hand, on the other hand, prevent the slip of hollow blade microcephaly inner chamber locating piece in use.
When the hollow blade profile machining device is used, the positioning block of the inner cavity of the large end of the hollow blade is positioned and fixed on the rotary disc of the dividing head of the numerical control machine tool, and the heightening block is added in the middle of the hollow blade because the rotary disc of the dividing head is very large, so that the hollow blade is far away from the rotary disc of the dividing head for a certain distance, and the disc is prevented from being damaged by a machine tool cutter when the profile of the hollow blade is machined;
the large-head inner cavity positioning assembly outputs rotary torque force through the dividing head rotary disc, and the small-head inner cavity positioning assembly plays a role in jacking and driven;
the fixture positions the hollow blade cavity and secures the blades for rotation about the centerline of the figure.
The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of this patent application.
Claims (7)
1. The four-axis numerical control milling rotary clamp for the hollow blade is characterized by comprising a large-head inner cavity positioning component and a small-head inner cavity positioning component, wherein the large-head inner cavity positioning component and the small-head inner cavity positioning component are respectively inserted into a large head end and a small head end of the hollow blade (4), and the large-head inner cavity positioning component and the small-head inner cavity positioning component position an inner cavity of the hollow blade and fasten the hollow blade to rotate around a center;
the large-head inner cavity positioning assembly comprises a hollow blade large-head inner cavity positioning block (3) and a heightening block (2), and the hollow blade large-head inner cavity positioning block (3) is fixed on the dividing head rotary disc (1) through the heightening block (2);
the small-end inner cavity positioning assembly comprises a hollow blade small-end inner cavity positioning block (5) and a rotary shaft sleeve (6), and the hollow blade small-end inner cavity positioning block (5) is fixedly arranged on a rotary tailstock centre of a machine tool through the rotary shaft sleeve (6);
the shape of the hollow blade big end inner cavity positioning block (3) is consistent with that of the hollow blade hollow inner cavity.
2. The hollow blade four-axis numerical control milling rotary fixture according to claim 1, characterized in that: the heightening block (2) is fixed on the indexing head rotary disc (1) through an inner hexagonal socket head cap screw, and the heightening block (2) is positioned through a cylindrical pin arranged on the indexing head rotary disc (1).
3. The hollow blade four-axis numerical control milling rotary fixture according to claim 2, characterized in that: two cylindrical pins are installed on the dividing head rotary disc (1) and are located on the heightening block (2).
4. The hollow blade four-axis numerical control milling rotary fixture according to claim 3, characterized in that: the hollow blade big-end inner cavity positioning block (3) is fixed on the heightening block (2) through an inner hexagonal cylindrical head screw, and the hollow blade big-end inner cavity positioning block (3) is positioned through a cylindrical pin arranged on the heightening block (2).
5. The hollow blade four-axis numerical control milling rotary fixture according to claim 4, characterized in that: three cylindrical pins are installed on one side, close to the hollow blade big-end inner cavity positioning block (3), of the heightening block (2), wherein the two cylindrical pins are horizontally arranged and located at the bottom of the hollow blade big-end inner cavity positioning block (3), and the other cylindrical pin is arranged close to the vertical side of the hollow blade big-end inner cavity positioning block (3).
6. The hollow blade four-axis numerical control milling rotary fixture according to claim 5, characterized in that: the hollow blade small-end inner cavity positioning block (5) is fixed on the rotary shaft sleeve (6) through an inner hexagonal socket head cap screw, and the hollow blade small-end inner cavity positioning block (5) is positioned through a cylindrical pin arranged on the rotary shaft sleeve (6).
7. The hollow blade four-axis numerical control milling rotary fixture according to claim 6, characterized in that: and three cylindrical pins are arranged on one side of the rotary shaft sleeve (6) close to the hollow blade small-end inner cavity positioning block (5), wherein two cylindrical pins are horizontally arranged and positioned at the bottom of the hollow blade small-end inner cavity positioning block (5), and the other cylindrical pin is arranged close to the vertical side edge of the hollow blade small-end inner cavity positioning block (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121473151.0U CN215880754U (en) | 2021-06-30 | 2021-06-30 | Hollow blade four-axis numerical control milling rotary clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121473151.0U CN215880754U (en) | 2021-06-30 | 2021-06-30 | Hollow blade four-axis numerical control milling rotary clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215880754U true CN215880754U (en) | 2022-02-22 |
Family
ID=80561515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121473151.0U Expired - Fee Related CN215880754U (en) | 2021-06-30 | 2021-06-30 | Hollow blade four-axis numerical control milling rotary clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215880754U (en) |
-
2021
- 2021-06-30 CN CN202121473151.0U patent/CN215880754U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101564814B (en) | Steam turbine square steel blade fixture | |
| CN104816003A (en) | Eccentric turning clamping device | |
| CN205380462U (en) | Cartridge boring jig of part | |
| CN215880754U (en) | Hollow blade four-axis numerical control milling rotary clamp | |
| CN201792056U (en) | Rotary tapping clamp | |
| CN106031978B (en) | A kind of overturning tapping clamp | |
| CN210938403U (en) | Negative chamfering machining clamp for cutter | |
| CN205703354U (en) | Threephase asynchronous machine drive end bearing bracket drilling tool | |
| CN210848426U (en) | Drilling fixture for gear end face machining | |
| CN205183958U (en) | Through -hole reverse side chamfer sword | |
| CN207656305U (en) | A kind of fixture suitable for axial workpiece swinging bore hole | |
| CN204997080U (en) | Lathe | |
| CN106514352A (en) | Engagement fixture for square steel blade milling | |
| CN210937205U (en) | Clamping tool for steering joint parts | |
| CN115488403A (en) | Device and method for machining cross teeth of locomotive driving hollow shaft | |
| CN211840281U (en) | Rotary type porous drilling machine fixture for thin-wall sleeve part | |
| CN212600404U (en) | Dovetail type multi-station quick clamping device | |
| CN206263635U (en) | A kind of gears slip hooks boring grab | |
| CN104647084A (en) | Eccentric disc drill clamp | |
| CN207058067U (en) | A kind of rotation working platform | |
| CN110712075A (en) | Negative chamfering machining clamp for cutter and using method of negative chamfering machining clamp | |
| CN104646709A (en) | Eccentric disc machining method | |
| CN206215976U (en) | A kind of counterbore counterbit | |
| CN201565794U (en) | Clamp for square steel blade of steam turbine | |
| CN208262275U (en) | A kind of device improving special bolts geometric tolerance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220222 |