CN202934368U - Double-center rotary milling clamp - Google Patents
Double-center rotary milling clamp Download PDFInfo
- Publication number
- CN202934368U CN202934368U CN 201220649244 CN201220649244U CN202934368U CN 202934368 U CN202934368 U CN 202934368U CN 201220649244 CN201220649244 CN 201220649244 CN 201220649244 U CN201220649244 U CN 201220649244U CN 202934368 U CN202934368 U CN 202934368U
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- locating
- dead head
- rotary milling
- center
- centres
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Abstract
The utility model provides a double-center rotary milling clamp which can solve the problem that due to the fact that an existing clamp cannot adjust the extending length of a single center, clamping of a blade is not stable, and solve the problems that generality of the existing clamp is poor, and tool cost is high, so machining quality of a molded face of the blade is guaranteed, and machining speed is improved. The double-center rotary milling clamp comprises two center seats and two positioning centers, wherein the two positioning centers are installed on the center seats in a parallel mode, and the center seats are installed on a numerical control tool. The clamp is characterized in that the center seats are integrated-type center seats, the two positioning centers are installed on the integrated-type center seats through center supporting plates, an adjustment mechanism capable of simultaneously adjusting the extending lengths of the two positioning centers is installed in the integrated-type center seats, and the two positioning centers are connected with the adjusting mechanism.
Description
Technical field
The utility model relates to the frock field that processing is milled in the revolution of Digit Control Machine Tool blade, is specially a kind of Double Tops point rotary milling fixture.
Background technology
In the profile process of turbine blade, most of blades can be with two center holes as technological datum.Middle or small stator blade is directly completed thick, the finish-milling processing of profile take two center holes as technological datum; Large stator blade, moving vane are rough milled profile and miller skill benchmark take two center holes as benchmark, then take technological datum as location finish-milling profile, therefore Double Tops point rotary milling fixture is very important to blade profile processing.But because the blade center hole degree of depth is difficult to control, cause its center hole degree of depth of different leaves usually occurring with a collection of blade inconsistent, on even same blade, two center hole degree of depth are also usually inconsistent.And existing fixture, only can regulate simultaneously two top extension elongations, can't regulate single top extension elongation, thereby can not tackle two inconsistent situations of the center hole degree of depth on same blade, caused the situations such as blade revolution processing is unstable, the profile crudy is not high, process velocity can't promote; In addition, existing its Double Tops point of Double Tops point rotary milling fixture is fixed on dead head, distance between two locating centres can't be regulated, and need to configure for the different blade of distance between two center holes the rotary milling fixture that adapts, thereby its versatility is poor, the frock cost is high.
Summary of the invention
For the problems referred to above, the utility model provides a kind of Double Tops point rotary milling fixture, it can solve the unsettled problem of blade clamping that existing fixture causes because regulating single top extension elongation, thereby guarantees the blade profile crudy and can improve process velocity; And can solve the problem that its versatility is poor, the frock cost is high.
Its technical scheme is such, it comprises dead head and two locating centres, described two locating centres are parallel is installed on described dead head, described dead head is installed on Digit Control Machine Tool, it is characterized in that: described dead head is the monoblock type dead head, described two locating centres are installed on described monoblock type dead head by top gripper shoe, are equipped with in described monoblock type dead head and can regulate simultaneously the governor motion of two locating centre extension elongations, and described two locating centres are connected with described governor motion.
It is further characterized in that:
described monoblock type dead head comprises bottom parts, two back-up blocks part and central baffle part, described two back-up blocks part is symmetrically arranged on described bottom parts along axis of pitch, partly link into an integrated entity by described central baffle between described two back-up blocks part, the center of described central baffle part has through hole, the left side of described two back-up blocks part, cover plate for sealing is passed through respectively in right two outsides, on described two back-up blocks part, described top gripper shoe is installed, described two locating centres are installed on described top gripper shoe by lining respectively, the tail end of described two locating centres is connected with described governor motion,
described governor motion comprises adjustment screw, carve piece, movable block and hinge block, the described piece of carving is installed in the rectangular channel that described central baffle part and described bottom parts form, the described piece of carving has the wedge groove, described movable block is installed in the through hole of described central baffle part, and the circular arc bottom surface of the end face of described movable block and described hinge block contacts cooperation, the bottom surface contacts cooperation with the wedge groove face of described wedge groove, the tail end of described two locating centres is arc surface, the tail end arc surface of described locating centre contacts cooperation with the top plan of described hinge block, described adjustment screw stretches in described rectangular channel and with the described piece of carving from the cover plate of a side and is connected,
The vertical two ends of described hinge block are installed on respectively on described two back-up blocks part by alignment pin;
The end face of described hinge block has elongated level trough, and the tail end of described locating centre is installed in described level trough, and the tail end arc surface of described locating centre contacts cooperation with the groove bottom of described level trough;
The bottom surface of described movable block is embedded with pin, and described movable block coordinates with described wedge groove sliding-contact of carving piece by described pin;
Described monoblock type dead head is installed on Digit Control Machine Tool by its bottom parts by locating shaft.
Compare with Double Tops point rotary milling fixture structure in the past, the beneficial effects of the utility model are: be installed on the extension elongation that the governor motion in the monoblock type dead head can be regulated two locating centres simultaneously, guaranteed the reliable and stable of blade clamping; And locating centre is to be installed on the monoblock type dead head by top gripper shoe, only need to change the top gripper shoe that adapts with two center holes distances, locating centre is installed on top gripper shoe again and get final product for the processing of different two distance between centers blades, thereby greatly improve its versatility.
Description of drawings
Fig. 1 is the utility model Double Tops point rotary milling fixture plan structure schematic diagram;
Fig. 2 is that the A-A of Fig. 1 is to the sectional structure schematic diagram;
Fig. 3 is the plan structure schematic diagram of dead head in the utility model Double Tops point rotary milling fixture;
Fig. 4 is the left TV structure schematic diagram of Fig. 3;
Fig. 5 is the structural representation of hinge block in the utility model Double Tops point rotary milling fixture;
Fig. 6 is the plan structure schematic diagram of Fig. 5.
The specific embodiment
See Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, it comprises monoblock type dead head 1 and two locating centres 2 the utility model, monoblock type dead head 1 is installed on Digit Control Machine Tool, two locating centres 2 are by the parallel monoblock type dead head 1 that is installed on of top gripper shoe 3, be equipped with in monoblock type dead head 1 and can regulate simultaneously the governor motion of two locating centre extension elongations, two locating centres 2 are connected with governor motion.monoblock type dead head 1 comprises bottom parts 4, two back-up block parts 5, 6 and central baffle part 7, two back-up block parts 5, 6 are symmetrically arranged on bottom parts 4 along axis of pitch, two back-up block parts 5, link into an integrated entity by central baffle part 7 between 6, the center of central baffle part 7 has through hole 8, two back-up block parts 5, a left side of 6, right two outsides are respectively by cover plate 9, 10 sealings, two back-up block parts 5, top gripper shoe 3 is installed on 6, two locating centres 2 are installed on top gripper shoe 3 by lining 11 respectively, and the tail end of two locating centres 2 is connected with governor motion, governor motion comprises adjustment screw 12, carve piece 13, movable block 14 and hinge block 15, carving piece 13 is installed in the rectangular channel 16 that central baffle part 7 and bottom parts 4 form, carve piece 13 and have wedge groove 17, movable block 14 is installed in the through hole 8 of central baffle part 7, the bottom surface of movable block 14 is embedded with pin 18, the circular arc bottom surface 21 of the end face of movable block 14 and hinge block 15 contacts cooperation, underrun pin 18 coordinates with the wedge groove face sliding-contact of wedge groove 17, the tail end of locating centre 2 is arc surface, the end face of hinge block 15 has elongated level trough 19, the tail end of locating centre 2 is installed in level trough 19, and the tail end arc surface of locating centre 2 contacts cooperation with the groove bottom of level trough 19, adjustment screw 12 from the cover plate 9 of a side stretch into rectangular channel 16 and with carve piece 13 and be connected, the vertical two ends of hinge block 15 are installed on respectively on two back-up blocks 5,6 parts by alignment pin 20, monoblock type dead head 1 is installed on Digit Control Machine Tool by its bottom parts 4 by locating shaft.
the below specifically describes the course of work of the present utility model: dead head 1 is installed on Digit Control Machine Tool by its base plate 4 by locating shaft, during the blade clamping, two locating centres 2 withstand the two center holes of blade, when needs are regulated the extension elongation of locating centre, drive by rotation adjustment screw 12 and carve piece 13 in the interior movement of rectangular channel 16, carve piece 13 when mobile because thereby its wedge groove face coordinates promotion movable block 14 to move up and down in through hole 8 with pin 18 sliding-contacts that are flush-mounted in 14 ends of movable block, the circular arc bottom surface 21 of ordering about simultaneously hinge block 15 swings back and forth on movable block 14 top plan, and because the tail end of locating centre 2 is installed in the level trough 19 of hinge block 15 end faces, and the contact of the groove bottom of the tail end arc surface level trough 19 of locating centre 2 coordinates, make swinging back and forth of hinge block 15 promote locating centre 2 and do the movement of length direction at lining 11, thereby realize simultaneously two locating centres, 2 extension elongations being regulated.
Claims (7)
1. Double Tops point rotary milling fixture, it comprises dead head and two locating centres, described two locating centres are parallel is installed on described dead head, described dead head is installed on Digit Control Machine Tool, it is characterized in that: described dead head is the monoblock type dead head, described two locating centres are installed on described monoblock type dead head by top gripper shoe, be equipped with in described monoblock type dead head and can regulate simultaneously the governor motion of two locating centre extension elongations, described two locating centres are connected with described governor motion.
2. a kind of Double Tops point rotary milling fixture according to claim 1, it is characterized in that: described monoblock type dead head comprises bottom parts, two back-up blocks part and central baffle part, described two back-up blocks part is symmetrically arranged on described bottom parts along axis of pitch, partly link into an integrated entity by described central baffle between described two back-up blocks part, the center of described central baffle part has through hole, the left side of described two back-up blocks part, cover plate for sealing is passed through respectively in right two outsides, on described two back-up blocks part, described top gripper shoe is installed, described two locating centres are installed on described top gripper shoe by lining respectively, the tail end of described two locating centres is connected with described governor motion.
3. a kind of Double Tops point rotary milling fixture according to claim 2, it is characterized in that: described governor motion comprises adjustment screw, carve piece, movable block and hinge block, the described piece of carving is installed in the rectangular channel that described central baffle part and described bottom parts form, the described piece of carving has the wedge groove, described movable block is installed in the through hole of described central baffle part, and the circular arc bottom surface of the end face of described movable block and described hinge block contacts cooperation, the bottom surface contacts cooperation with the wedge groove face of described wedge groove, the tail end of described two locating centres is arc surface, the tail end arc surface of described locating centre contacts cooperation with the top plan of described hinge block, described adjustment screw stretches in described rectangular channel and with the described piece of carving from the cover plate of a side and is connected.
4. a kind of Double Tops point rotary milling fixture according to claim 3 is characterized in that: described hinge block vertical two ends are installed on respectively on described two back-up blocks part by alignment pin.
5. a kind of Double Tops point rotary milling fixture according to claim 4, it is characterized in that: the end face of described hinge block has elongated level trough, the tail end of described locating centre is installed in described level trough, and the tail end arc surface of described locating centre contacts cooperation with the groove bottom of described level trough.
6. a kind of Double Tops point rotary milling fixture according to claim 5, it is characterized in that: the bottom surface of described movable block is embedded with pin, and described movable block coordinates with described wedge groove sliding-contact of carving piece by described pin.
7. a kind of Double Tops point rotary milling fixture according to claim 6, it is characterized in that: described monoblock type dead head is installed on Digit Control Machine Tool by its bottom parts by locating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220649244 CN202934368U (en) | 2012-11-30 | 2012-11-30 | Double-center rotary milling clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220649244 CN202934368U (en) | 2012-11-30 | 2012-11-30 | Double-center rotary milling clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202934368U true CN202934368U (en) | 2013-05-15 |
Family
ID=48318627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220649244 Expired - Fee Related CN202934368U (en) | 2012-11-30 | 2012-11-30 | Double-center rotary milling clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202934368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102975049A (en) * | 2012-11-30 | 2013-03-20 | 无锡透平叶片有限公司 | Double tip rotary mill clamp |
-
2012
- 2012-11-30 CN CN 201220649244 patent/CN202934368U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102975049A (en) * | 2012-11-30 | 2013-03-20 | 无锡透平叶片有限公司 | Double tip rotary mill clamp |
| CN102975049B (en) * | 2012-11-30 | 2015-04-29 | 无锡透平叶片有限公司 | Double tip rotary mill clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130515 Termination date: 20161130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |