CN217096754U

CN217096754U - Clamping tool for aviation part machining

Info

Publication number: CN217096754U
Application number: CN202221082511.9U
Authority: CN
Inventors: 汪琦; 赵辉; 王军; 王胤祥; 骆开强
Original assignee: Chengdu Ald Aviation Manufacturing Corp
Current assignee: Chengdu Ald Aviation Manufacturing Corp
Priority date: 2022-05-07
Filing date: 2022-05-07
Publication date: 2022-08-02
Anticipated expiration: 2032-05-07

Abstract

The utility model relates to a clamping frock is used in processing of aviation spare, including milling the locating component who presss from both sides bottom plate, clamping boss, side pressure clamping mechanism and correspond with the clamping boss, the clamping boss has a plurality ofly, and on a plurality of equidistant side by side of clamping boss located milling clamp bottom plate, T type groove had been seted up to clamping boss top surface, and side pressure clamping mechanism passes through T type groove and fixes on the clamping boss. The utility model has the advantages that: the processing adjustment range is big, has increased the commonality of frock, compares the lead screw and presss from both sides tightly, and the resistance is littleer, and is not fragile, and the clamping is got up more conveniently.

Description

Clamping tool for aviation part machining

Technical Field

The utility model relates to a machining technical field, concretely relates to clamping frock is used in aviation piece processing.

Background

In the numerical control processing of aviation product, especially during large-scale longmen lathe processing side material, adopt the screw rod frock (vice) shown in FIG. 1 to carry out the clamping to the machined part mostly, drive the clamping instrument through adjusting screw 17 and remove along guide bar 18, and then adjust the position of clamping instrument so that carry out the clamping to the processing part, the helical pitch is longer not only to this kind of mode, the range of work is less, and the lead screw presss from both sides the sediment easily and damages, it is very inconvenient to use, greatly reduced machining efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome prior art's shortcoming, provide an aviation piece processing is with clamping frock, the simple operation, the clamping resistance is little and not fragile.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides an aviation piece processing is with clamping frock, includes mills and presss from both sides bottom plate, clamping boss, side pressure clamping mechanism and the locating component who corresponds with the clamping boss, and the clamping boss has a plurality ofly, and a plurality of clamping bosses are equidistant to be located side by side on milling and pressing the bottom plate, and T type groove has been seted up to clamping boss top surface, and side pressure clamping mechanism passes through T type groove to be fixed on the clamping boss.

Further, the side pressure clamping mechanism comprises a fixed block, movable blocks and side pressure screws, the fixed block is fixed on the clamping boss through a T-shaped groove, the movable blocks are movably arranged on two sides of the fixed block through the side pressure screws, and the two movable blocks are matched to clamp parts.

Furthermore, the top surface of the fixing block is provided with an installation screw hole, a locking screw is inserted into the installation screw hole, and the locking screw downwards penetrates through the installation screw hole and abuts against the T-shaped groove.

Furthermore, a U-shaped clamping groove is formed in one end of the fixed block, a locking screw hole is formed in the side wall of the movable block, the two movable blocks are connected through the locking screw hole by the side pressure screw, and the side pressure screw between the two movable blocks is clamped into the U-shaped clamping groove.

Further, the locating component comprises a first limiting block and a second limiting block, the first limiting block is arranged on one side of the milling clamp bottom plate and corresponds to the clamping boss one to one, the end face, opposite to the clamping boss, of the first limiting block is a first limiting face, a plurality of first limiting faces are coplanar, the second limiting block is provided with a plurality of second limiting blocks, one end of the milling clamp bottom plate is arranged on the second limiting block, the end face, opposite to the clamping boss, of the second limiting block is a second limiting face, the plurality of second limiting faces are coplanar, and the plane where the first limiting faces are located intersects with the plane where the second limiting faces are located at the origin of coordinates, which are arranged on the milling clamp bottom plate.

Furthermore, one end of the milling clamp bottom plate is provided with a verification block.

The utility model has the advantages of it is following:

1. through the setting of side pressure clamping mechanism, can realize the quick clamp to the part, it is littleer to compare in traditional screw rod frock clamping resistance, and it is more convenient fast to operate, and not fragile.

2. Through positioning assembly's setting, can realize the quick location to the part, make the coordinate of a plurality of parts can be unanimous, and then need not repeated definite coordinate, promote work efficiency.

3. Through the setting in clamping boss and T type groove, can adjust the position of side pressure clamping mechanism according to actual demand, and then can fix side pressure clamping mechanism to suitable position fast, further promote clamping efficiency, whole processing adjustment range is big, has increased the commonality of frock.

Drawings

FIG. 1 is a schematic structural diagram of a conventional screw tool;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic front view of the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 3;

FIG. 5 is a schematic structural view of the middle lateral pressure locking mechanism of the present invention;

FIG. 6 is a schematic cross-sectional view of the fixing block of FIG. 5 along the direction A-A;

fig. 7 is a side view of the movable block of fig. 5.

In the figure: 1. milling a clamp base plate; 2. clamping the boss; 3. a T-shaped groove; 4. a fixed block; 5. a movable block; 6. laterally pressing the screw; 7. mounting a screw hole; 8. locking the screw; 9. a U-shaped clamping groove; 10. side pressing screw holes; 11. a first stopper; 12. a second limiting block; 13. a first limiting surface; 14. a second limiting surface; 15. a coordinate origin; 16. a verification block; 17. adjusting the screw rod; 18. a guide rod.

Milling clamp bottom plate 1, clamping boss 2, T-shaped groove 3, fixed block 4, movable block 5, side pressure screw 6, mounting screw 7, locking screw 8, U-shaped clamping groove 9, side pressure screw 10, first limiting block 11, second limiting block 12, first limiting surface 13, second limiting surface 14, origin of coordinates 15 and verification block 16

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1-6, the clamping tool for machining an aircraft part comprises a milling clamp base plate 1, a clamping boss 2, a side pressure clamping mechanism and a positioning assembly corresponding to the clamping boss 2, wherein the clamping boss 2 is used for fixing the side pressure clamping mechanism, the side pressure clamping mechanism is used for clamping and fixing a part to be machined, and the positioning assembly is used for positioning the part to be machined. And a verification block 16 is further arranged at one end of the milling clamp bottom plate 1 and is used for finally verifying whether the coordinates of the clamped part are correct or not.

Specifically, the clamping bosses 2 are provided in plurality, as shown in fig. 1 and 3, the clamping bosses 2 are fixed on the milling clamp base plate 1 side by side at equal intervals, T-shaped grooves 3 are formed in the top surfaces of the clamping bosses 2, the side pressure clamping mechanisms are fixed on the clamping bosses 2 through the T-shaped grooves 3, and a plurality of parts can be clamped at one time by arranging the clamping bosses 2. Preferably, the clamping boss 2 and the milling and clamping bottom plate 1 are integrally formed, so that the clamping boss 2 can be prevented from being additionally fixed, and the clamping operation is reduced.

As shown in fig. 4, 5 and 6, the lateral pressure clamping mechanism comprises a fixed block 4, a movable block 5 and a lateral pressure screw 6, wherein two movable blocks 5 are used for clamping the part to be processed in a mutually matched manner. Specifically, U type draw-in groove 9 has been seted up at fixed block 4 one end, the locking screw has been seted up at the 5 lateral walls of movable block, side pressure screw 6 then connects two movable blocks 5 through the locking screw, simultaneously with the side pressure screw 6 card between two movable blocks 5 go into in U type draw-in groove 9, thereby make two movable blocks 5 locate fixed block 4 both sides respectively, can make two movable blocks 5 move mutually in opposite directions or in opposite directions through adjusting side pressure screw 6 like this, it can press from both sides the part to specifically make two movable blocks 5 move in opposite directions through screwing up side pressure screw 6, reverse twist side pressure screw 6 can loosen the part. The in-process of carrying out the operation through pressure measurement clamping mechanism for traditional screw rod frock, not only can avoid pressing from both sides the sediment and lead to the condition that the lead screw card hinders, damages, it is littleer to step up the resistance moreover, and the clamping is also more convenient fast.

When the fixed side pressure clamping mechanism is installed, the fixed block 4 is fixed on the clamping boss 2 through the TT-shaped groove 3. Specifically, installation screw 7 has been seted up on 4 top surfaces of fixed block, locking screw 8 has been inserted in installation screw 7, locking screw 8 passes installation screw 7 downwards and offsets with T type groove 3, loosen locking screw 8 and can remove fixed block 4 along T type groove 3, and then can adjust the position of offside pressure clamping mechanism according to the demand, adjust the back and screw up locking screw 8 and can carry out quick fixation to side pressure clamping mechanism, make whole processing adjustment range big, the commonality of frock has been increased.

As shown in fig. 1, the positioning assembly includes a first limiting block 11 and a second limiting block 12, wherein the first limiting block 11 is fixed on one side of the milling clamp bottom plate 1 and corresponds to the clamping bosses 2 one by one, the end surface of the first limiting block 11 opposite to the clamping bosses 2 is a first limiting surface 13, and the plurality of first limiting surfaces 13 are coplanar; the second limiting blocks 12 are arranged at one end of the milling clamp bottom plate 1, the end face, opposite to the clamping boss 2, of each second limiting block 12 is a second limiting face 14, the second limiting faces 14 are coplanar, a coordinate origin 15 is arranged on the milling clamp bottom plate 1, the plane where the first limiting face 13 is located and the plane where the second limiting face 14 is located are intersected with the coordinate origin 15, therefore, after a plurality of parts are clamped simultaneously, the parts are limited by combining the first limiting blocks 11 and the second limiting blocks 12 by adjusting the positions of the side pressure clamping mechanisms, the coordinates of the parts can be consistent, the coordinates of the parts do not need to be determined repeatedly, the quick positioning of the parts is finally realized, the subsequent processing of the parts is facilitated, and the working efficiency is improved.

Through the utility model discloses a when the frock carries out the clamping to a plurality of parts simultaneously, press from both sides tight fixedly through side pressure clamping mechanism to the part earlier, then adjust side pressure clamping mechanism's position according to locating component, carry out quick location to the part, make the coordinate of a plurality of parts unanimous, the piece 16 carries out final verification to the coordinate of part is verified to the rethread at last, can carry out the processing operation on next step after verifying inerrably.

Through the utility model discloses a when the frock carries out the clamping to a plurality of parts simultaneously, press from both sides tight fixedly through side pressure clamping mechanism to the part earlier, then adjust side pressure clamping mechanism's position according to locating component, advance line location fast to the part, make the coordinate of a plurality of parts unanimous, carry out final verification through verifying the piece to the coordinate of part at last again, verify can carry out the processing operation on next step after correct.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an aviation spare processing is with clamping frock which characterized in that: the clamping device comprises a milling clamp base plate (1), a plurality of clamping bosses (2), a side pressure clamping mechanism and a positioning assembly corresponding to the clamping bosses (2), wherein the clamping bosses (2) are arranged side by side at equal intervals on the milling clamp base plate (1), T-shaped grooves (3) are formed in the top surface of the clamping bosses (2), and the side pressure clamping mechanism is fixed on the clamping bosses (2) through the T-shaped grooves (3).

2. The clamping tool for machining the aviation part according to claim 1, wherein the clamping tool comprises: the side pressure clamping mechanism comprises a fixed block (4), movable blocks (5) and side pressure screws (6), wherein the fixed block (4) is fixed on the clamping boss (2) through a T-shaped groove (3), the movable blocks (5) are movably arranged on two sides of the fixed block (4) through the side pressure screws (6), and the two movable blocks (5) are matched to clamp parts.

3. The clamping tool for machining the aviation part according to claim 2, wherein the clamping tool comprises: the top surface of the fixing block (4) is provided with a mounting screw hole (7), a locking screw (8) is inserted into the mounting screw hole (7), and the locking screw (8) downwards penetrates through the mounting screw hole (7) and is abutted to the T-shaped groove (3).

4. The clamping tool for machining the aviation part according to claim 2, wherein the clamping tool comprises: u-shaped clamping grooves (9) are formed in one ends of the fixed blocks (4), side pressure screw holes (10) are formed in the side walls of the movable blocks (5), the side pressure screws (6) connect the two movable blocks (5) through the side pressure screw holes (10), and locking screws (8) between the two movable blocks (5) are clamped into the U-shaped clamping grooves (9).

5. The clamping tool for machining the aviation part according to claim 1, wherein the clamping tool comprises: the positioning assembly comprises a first limiting block (11) and a second limiting block (12), the first limiting block (11) is arranged on one side of the milling clamp base plate (1) and is in one-to-one correspondence with the clamping boss (2), the end face, opposite to the clamping boss (2), of the first limiting block (11) is a first limiting face (13), a plurality of first limiting faces (13) are coplanar, the second limiting block (12) is arranged on one end of the milling clamp base plate (1), the end face, opposite to the clamping boss (2), of the second limiting block (12) is a second limiting face (14), a plurality of second limiting faces (14) are coplanar, and the plane, where the first limiting face (13) is located, intersects with the plane, where the second limiting face (14) is located, at a coordinate origin (15) arranged on the milling clamp base plate (1).

6. The clamping tool for machining the aviation part according to claim 1, wherein the clamping tool comprises: one end of the milling clamp base plate (1) is provided with a verification block (16).