CN219464675U - Multidirectional adjustment auxiliary pressing clamp - Google Patents

Abstract

The utility model discloses a multidirectional adjustment auxiliary compression clamp which comprises a supporting table, wherein at least two sliding assemblies are arranged on the supporting table, each sliding assembly is of a U-shaped structure, and the distance between the sliding assemblies can be adjusted; the sliding assembly is provided with a plurality of positioning assemblies, each positioning assembly comprises a sliding unit and a clamping rod, each sliding unit is in sliding connection with the corresponding sliding assembly, each clamping rod is connected with the corresponding sliding unit through threads, and each clamping rod is used for positioning a workpiece in a U-shaped groove of each sliding assembly. According to the utility model, through adjusting the positions of the clamping rods in three directions in the three-dimensional space, the use of airplane parts of different types can be satisfied, and the sliding assembly with the U-shaped structure can reduce the interference on a workpiece during processing and improve the processing precision of the workpiece.

Description

Multidirectional adjustment auxiliary pressing clamp

Technical Field

The utility model relates to the technical field of aircraft part machining, in particular to a multidirectional adjustment auxiliary compression clamp.

Background

In the field of clamping, positioning and riveting of the prior aircraft parts, the riveting of the parts is an important ring in the whole machine assembly, and the parts are characterized by larger weight, multiple size types, wide hole position distribution needing to coordinate riveting and high interchangeability requirement. The existing positioning riveting clamp is designed as a riveting positioning clamp for certain type of airplane parts, but the scheme is basically a fixing scheme aiming at a single part, and cannot meet the use requirements of parts of different types of airplanes.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, and aims to provide a multidirectional adjustment auxiliary pressing clamp, which can meet the use of airplane parts of different types by adjusting the positions of clamping rods in three directions in a three-dimensional space, and can reduce the interference to workpieces during processing by adopting a sliding component with a U-shaped structure and improve the processing precision of the workpieces.

The utility model is realized by the following technical scheme:

the multidirectional adjustment auxiliary pressing clamp comprises a supporting table, wherein at least two sliding assemblies are arranged on the supporting table, each sliding assembly is of a U-shaped structure, and the distance between the sliding assemblies can be adjusted; the sliding assembly is provided with a plurality of positioning assemblies, each positioning assembly comprises a sliding unit and a clamping rod, each sliding unit is in sliding connection with the corresponding sliding assembly, each clamping rod is connected with the corresponding sliding unit through threads, and each clamping rod is used for positioning a workpiece in a U-shaped groove of each sliding assembly.

Further, the sliding assembly comprises a fixed block and two vertical plates, the fixed block is in sliding connection with the supporting table, the two vertical plates are respectively connected with two ends of the fixed block, and the U-shaped structure is integrally formed;

the fixing block and the vertical plate are internally provided with cavities, and the cavities are internally provided with inner supporting plates.

Further, the supporting table comprises a supporting plate and four supporting legs, the supporting plate is in sliding connection with the fixed block, the supporting legs are distributed at four corners of the bottom of the supporting table, a first cross rod is further arranged between the two supporting legs located at the same end of the supporting table, and a second cross rod is arranged between the two first cross rods;

the bottom of the supporting leg is provided with a bottom plate.

Further, the top of the supporting plate is also provided with two first sliding rails which are parallel to each other, the bottom of the fixed block is provided with two first sliding blocks, and the first sliding blocks are in sliding connection with the first sliding rails;

and the fixed block is also provided with a locking piece, and the locking piece is used for fixing the first sliding block on the first sliding rail.

Further, the locking piece comprises a first connecting plate, a second connecting plate and a positioning rod, wherein the first connecting plate and the second connecting plate are connected with each other to form an L-shaped structure, and the first connecting plate is also connected with the fixed block through a bolt;

one end of the positioning rod is provided with a connector, both sides of the connector are provided with first handles, and the other end of the positioning rod penetrates through the second connecting plate;

the top of backup pad still is equipped with a plurality of locating holes, the locating hole distributes along first slide rail direction, the locating lever be used for with locating hole threaded connection, fix first slider on first slide rail.

Further, two vertical plates of the sliding assembly are also provided with second sliding rails;

the sliding unit is provided with a second sliding block which is in sliding connection with the second sliding rail, and the sliding unit is also provided with a limiting rod;

the vertical plate is further provided with a plurality of limiting holes, and the limiting rod can be connected with the limiting holes through threads to fix the sliding unit on the second sliding rail.

Further, the sliding unit comprises a movable plate, the second sliding block is connected with the movable plate, two fixed plates are further arranged on the movable plate, a connecting block is further arranged between the two fixed plates, and the connecting block is connected with the clamping rod through threads;

the movable plate is also provided with a convex edge, and the limiting rod penetrates through the convex edge.

Further, a second handle is arranged at one end of the clamping rod, and a clamping head is arranged at the other end of the limiting rod;

and a third handle is further arranged on the limiting rod.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

the space between the sliding components can be adjusted arbitrarily, so that workpieces with different lengths can be used, the height of the positioning component arranged on the sliding component in the vertical direction can be adjusted arbitrarily, workpieces with different widths can be used, and meanwhile, the positions of the clamping rods on the positioning component can be adjusted freely, so that workpieces with different thicknesses can be used; and the sliding component is integrally of a U-shaped structure, so that the interference in the workpiece machining process can be reduced, the workpiece can be machined conveniently, and the machining precision of the workpiece is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the support table of the present utility model;

FIG. 3 is a schematic view of the structure of the locking member of the present utility model;

FIG. 4 is a schematic view of the sliding assembly and positioning assembly of the present utility model;

FIG. 5 is a schematic view of a fixed sliding assembly according to the present utility model;

FIG. 6 is a schematic view of the internal structure of the sliding assembly of the present utility model;

fig. 7 is a schematic structural view of the positioning assembly of the present utility model.

In the drawings, the reference numerals and corresponding part names:

1. a support table; 2. a sliding assembly; 3. a positioning assembly; 4. support legs; 5. a second cross bar; 6. a bottom plate; 7. a locking member; 8. a support plate; 9. positioning holes; 10. a first slide rail; 11. a first cross bar; 12. a connector; 13. a first connection plate; 14. a positioning rod; 15. a first handle; 16. a second connecting plate; 17. a first slider; 18. a clamping head; 19. a clamping rod; 20. a connecting block; 21. a second handle; 22. a movable plate; 23. a fixing plate; 24. a limit rod; 25. a third handle; 26. a riser; 27. a fixed block; 28. a second slide rail; 29. a limiting block; 30. an inner support plate; 31. and a limiting hole.

Detailed Description

For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present utility model and the descriptions thereof are for illustrating the present utility model only and are not to be construed as limiting the present utility model.

Examples

As shown in fig. 1 to 7, the utility model comprises a supporting table 1, wherein at least two sliding components 2 are arranged on the supporting table 1, the sliding components 2 are of a U-shaped structure, and the interval between the sliding components 2 can be adjusted; the sliding assembly 2 is provided with a plurality of positioning assemblies 3, each positioning assembly 3 comprises a sliding unit and a clamping rod 19, each sliding unit is in sliding connection with the corresponding sliding assembly 2, each clamping rod 19 is connected with each sliding unit through threads, and each clamping rod 19 is used for positioning a workpiece in a U-shaped groove of each sliding assembly 2.

Aiming at the problems that in the prior art, when the airplane parts are processed, most of traditional clamps are designed and manufactured for airplane parts of a certain model, and the clamps used by the parts of the airplanes of different models cannot be commonly used due to the fact that the sizes of the airplane parts of different models are different, and then the clamps of different sizes are usually required to be designed to meet the processing requirements of the airplanes of different models, at least two sliding assemblies are arranged on a supporting table 1, and the arranged sliding assemblies are in sliding connection with the supporting table 1, so that the positions of the sliding assemblies can be adjusted on the supporting table 1 at will, and the use of workpieces of different lengths is met; meanwhile, a plurality of positioning assemblies 3 are further arranged on the sliding assembly 2, the sliding units of the positioning assemblies 3 can slide on the sliding assembly 2 along the vertical direction, and the height of the sliding units in a processing plane is adjusted, so that workpieces with different widths can be used, and the workpieces to be processed can be fixed on the sliding assembly 1 by using the clamping rods 19, so that the workpieces with different thicknesses can be used, and therefore, when the clamp is used for positioning and clamping the workpieces, the position in the three-dimensional direction can be adjusted, and the workpieces with different sizes can be used; and the sliding component 2 that sets up adopts U type structural design mode, can reduce the interference that sliding component 2 caused the work piece, makes things convenient for the workman to process the work piece, improves the machining precision to the work piece.

The sliding assembly 2 comprises a fixed block 27 and two vertical plates 26, wherein the fixed block 27 is in sliding connection with the supporting table 1, the two vertical plates 26 are respectively connected with two ends of the fixed block 27, and the U-shaped structure is integrally formed; the fixing block 27 and the vertical plate 26 are respectively provided with a cavity, and an inner supporting plate 30 is arranged in the cavity.

In this embodiment, the sliding component 2 adopts a U-shaped structure formed by the fixing block 27 and the vertical plates 26 together, so that when the workpiece is positioned and clamped, the workpiece to be processed can be placed in the gap between the two vertical plates 26, and the workpiece can be conveniently processed by workers by utilizing the gap between the two vertical plates 26, so that the interference of the sliding component 2 on the workpiece is reduced, and the processing precision of the workpiece is improved.

In this embodiment, since the sliding assembly 2 is slidably connected to the supporting platform 1, in order to ensure that the sliding assembly 2 can easily slide on the supporting platform 1, the fixing blocks 27 and the risers 26 are hollow, so that the weights of the fixing blocks 27 and the risers 26 are reduced; meanwhile, in order to ensure high strength of the sliding assembly 2, an inner stay plate 30 is provided in the cavity of the fixing block 27 and the riser 26, thereby improving the strength of the whole of the fixing block 27 and the riser 26.

The supporting table 1 comprises a supporting plate 8 and four supporting legs 4, the supporting plate 8 is in sliding connection with a fixed block 27, the supporting legs 4 are distributed at four corners of the bottom of the supporting table 1, a first cross rod 11 is further arranged between the two supporting legs 4 positioned at the same end of the supporting table 1, and a second cross rod 5 is arranged between the two first cross rods 11; the bottoms of the supporting legs 4 are provided with bottom plates 6.

The supporting table 1 is used for supporting the sliding component 2, so that a workpiece with processing can be at a certain height, and a worker can conveniently process the workpiece; in this embodiment, in order to improve the mechanical properties of the support leg 4, the first cross bar 11 and the second cross bar 4 are provided, and the mechanical properties of the support table 1 can be improved by using the provided first cross bar 11 and second cross bar 4; meanwhile, in order to improve the stability of the support table 1 in the use process, a bottom plate 6 is arranged at the bottom of each support leg 4, and the contact area with the ground can be increased by using the arranged bottom plate 6, so that the stability of the support table 1 is improved.

The top of the supporting plate 8 is also provided with two first sliding rails 10 which are parallel to each other, the bottom of the fixed block 27 is provided with two first sliding blocks 17, and the first sliding blocks 17 are in sliding connection with the first sliding rails 10; the fixing block 27 is further provided with a locking member 7, and the locking member 7 is used for fixing the first sliding block 17 on the first sliding rail 10.

In this embodiment, in order to realize the adjustment of the intervals between the sliding assemblies 2 located on the supporting plate 8, so as to meet the requirement of workpieces of different sizes, a first sliding rail 10 is arranged at the top of the supporting plate 8, the first sliding rail 10 is distributed along the long side direction of the supporting plate 8, meanwhile, a first sliding block 17 matched with the first sliding rail 10 is also arranged at the bottom of a fixed block 17 of the sliding assembly 2, that is, a dovetail groove is arranged at the bottom of the first sliding block 17, the section of the first sliding rail 10 is a dovetail block matched with the dovetail groove of the first sliding block 17, the first sliding rail 10 is located in the dovetail groove of the first sliding block 17, and the first sliding block 17 arranged in this way can slide on the first sliding rail 10 along a straight line, so that the flexible adjustment of the intervals between two adjacent sliding assemblies 2 is realized.

Meanwhile, in order to prevent the sliding assembly 2 from self-displacing during the machining process and affecting the machining precision of the workpiece, the fixing block 27 of the sliding assembly 2 is further provided with a locking member 7, and the first sliding block 17 can be fixed on the first sliding rail 10 by using the locking member 7, so as to prevent the first sliding block 17 from freely sliding during the machining process.

The locking piece 7 comprises a first connecting plate 13, a second connecting plate 16 and a positioning rod 14, wherein the first connecting plate 13 and the second connecting plate 16 are mutually connected to form an L-shaped structure, and the first connecting plate 13 is also connected with a fixed block 27 through a bolt; one end of the positioning rod 14 is provided with a connector 12, two sides of the connector 12 are provided with a first handle 15, and the other end of the positioning rod 14 penetrates through the second connecting plate 16; the top of the supporting plate 8 is also provided with a plurality of positioning holes 9, the positioning holes 9 are distributed along the direction of the first sliding rail 10, and the positioning rod 14 is used for being in threaded connection with the positioning holes 9 to fix the first sliding block 17 on the first sliding rail 10

In this embodiment, when the interval between two sliding assemblies 2 needs to be adjusted, the first sliding block 17 on each sliding assembly 2 slides on the first sliding rail 10, and the positioning rod 14 on the second connecting plate 16 is guaranteed to be aligned with one of the positioning holes 9 on the supporting plate 8, and then the positioning rod 14 is rotated, so that the positioning rod 17 is connected with the positioning hole 9 through threads, and the fixing block 27 is stably fixed on the supporting plate 8, so that free movement of the sliding assemblies 2 in the processing process is prevented.

Meanwhile, in order to facilitate the processing personnel to rotate the positioning rod 14, the connector 12 and the first handle 15 are provided, and when in use, the processing personnel drive the positioning rod 14 to rotate under the action of the connector 12 by setting the first handle 15 to rotate the first handle 15, so that the positioning rod 14 is quickly connected with the positioning hole 9 on the support plate 8.

The two risers 26 of the sliding assembly 2 are also provided with second sliding rails 28; the sliding unit is provided with a second sliding block which is in sliding connection with a second sliding rail 28, and the sliding unit is also provided with a limiting rod 24; the riser 26 is further provided with a plurality of limiting holes 31, and the limiting rod 24 can be connected with the limiting holes 31 through threads to fix the sliding unit on the second sliding rail 28.

In this embodiment, in order to meet the requirement of using workpieces with different widths, two positioning assemblies 3 are disposed on two risers 26, that is, the spacing between two positioning assemblies 3 on the risers 26 is adjusted to adapt to the use of workpieces with different widths, in order to meet the requirement of using the workpiece, second slide rails 28 are disposed on the risers 26, and meanwhile, second slide blocks are disposed on the sliding units and are in sliding connection with the second slide rails 28, the principle of which is consistent with the working principle of the first slide blocks 17 and the first slide rails 10, that is, the sliding of the second slide blocks on the sliding units on the second slide rails 28 is utilized to adjust the spacing between two adjacent positioning assemblies 3, so that the use of workpieces with different widths is met; meanwhile, in order to prevent the locating component 3 from freely sliding on the vertical plate 26 in the processing process, the limiting rod 24 is further arranged on the sliding unit, a plurality of limiting holes 31 are further formed in the vertical plate 26, the limiting holes 31 are distributed along the direction of the second sliding rail 28, after the locating component 3 is adjusted to a proper position on the second sliding rail 28, the limiting rod 24 is in threaded connection with one of the limiting holes 31 on the vertical plate 26 through rotating the limiting rod 24, so that the sliding unit is stably fixed on the vertical plate 26, free movement of the sliding unit in the processing process is prevented, and the processing precision of a workpiece is improved.

In this embodiment, two limiting blocks 29 are further disposed on the riser 26, and the two limiting blocks 29 are respectively located at two ends of the second sliding rail 28, so that the second sliding block can be prevented from falling off from the second sliding rail 28 by using the disposed limiting blocks 29.

The sliding unit comprises a movable plate 22, the second sliding block is connected with the movable plate 22, two fixed plates 23 are further arranged on the movable plate 22, a connecting block 20 is further arranged between the two fixed plates 23, and the connecting block 20 is connected with the clamping rod 19 through threads; the movable plate 22 is further provided with a convex edge, and the limiting rod 24 penetrates through the convex edge.

In this embodiment, in order to satisfy the clamping of workpieces with different thicknesses, the clamping rods 19 are provided, and simultaneously, in order to ensure the adjustment of the spacing between the two clamping rods 19 on the same height on the two risers 16, the fixing plates 23 and the connecting blocks 20 are provided, the connecting blocks 20 are connected with the clamping rods 19 through threads, the connecting blocks 20 are fixed on the movable plates 22 by using the fixing plates 23, and during the use, the adjustment of the spacing between the two clamping rods 19 on the same height is realized by rotating the clamping rods 19, so that the use of workpieces with different thicknesses is satisfied.

A second handle 21 is further arranged at one end of the clamping rod 19, and a clamping head 18 is arranged at the other end of the limiting rod 24; the limiting rod 24 is also provided with a third handle 25.

In this embodiment, in order to facilitate the adjustment of the positions of the clamping rod 19 and the limiting rod 25 by the worker, a second handle 21 and a third handle 25 are respectively provided; meanwhile, in order to improve the fixing capability of the clamping rod 19 to the workpiece, the clamping head 18 is arranged at the clamping end of the clamping rod 19, and the contact area between the clamping rod 19 and the workpiece can be increased by using the clamping head 18, so that the clamping capability to the workpiece is improved.

The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims (8)

1. The multidirectional adjustment auxiliary pressing clamp is characterized by comprising a supporting table (1), wherein at least two sliding assemblies (2) are arranged on the supporting table (1), the sliding assemblies (2) are of U-shaped structures, and the distance between the sliding assemblies (2) can be adjusted; be equipped with a plurality of locating component (3) on slip subassembly (2), locating component (3) are including slip unit and clamping lever (19), slip unit and slip subassembly (2) sliding connection, clamping lever (19) are connected with the slip unit through the screw thread, clamping lever (19) are used for locating the work piece in the U type inslot of slip subassembly (2).

2. The multidirectional adjustment auxiliary pressing fixture according to claim 1, wherein the sliding assembly (2) comprises a fixed block (27) and two vertical plates (26), the fixed block (27) is slidably connected with the supporting table (1), and the two vertical plates (26) are respectively connected with two ends of the fixed block (27) to form a U-shaped structure integrally;

the fixing block (27) and the vertical plate (26) are internally provided with cavities, and the cavities are internally provided with inner supporting plates (30).

3. The multidirectional adjustment auxiliary pressing fixture according to claim 2, wherein the supporting table (1) comprises a supporting plate (8) and four supporting legs (4), the supporting plate (8) is slidably connected with the fixed blocks (27), the supporting legs (4) are distributed at four corners of the bottom of the supporting table (1), a first cross rod (11) is further arranged between the two supporting legs (4) located on the same end of the supporting table (1), and a second cross rod (5) is arranged between the two first cross rods (11);

the bottoms of the supporting legs (4) are provided with bottom plates (6).

4. A multidirectional adjustment auxiliary pressing fixture according to claim 3, wherein the top of the supporting plate (8) is further provided with two first sliding rails (10) parallel to each other, the bottom of the fixed block (27) is provided with two first sliding blocks (17), and the first sliding blocks (17) are slidably connected with the first sliding rails (10);

the fixing block (27) is further provided with a locking piece (7), and the locking piece (7) is used for fixing the first sliding block (17) on the first sliding rail (10).

5. The multidirectional adjustment auxiliary pressing fixture according to claim 4, wherein the locking member (7) comprises a first connecting plate (13), a second connecting plate (16) and a positioning rod (14), the first connecting plate (13) and the second connecting plate (16) are mutually connected to form an L-shaped structure, and the first connecting plate (13) is further connected with the fixed block (27) through a bolt;

one end of the positioning rod (14) is provided with a connector (12), two sides of the connector (12) are provided with first handles (15), and the other end of the positioning rod (14) penetrates through the second connecting plate (16);

the top of backup pad (8) still is equipped with a plurality of locating holes (9), locating hole (9) are along first slide rail (10) direction distribution, locating lever (14) are used for with locating hole (9) threaded connection, fix first slider (17) on first slide rail (10).

6. A multidirectional adjustment auxiliary pressing jig according to claim 2, wherein the two risers (26) of the sliding assembly (2) are further provided with second slide rails (28);

the sliding unit is provided with a second sliding block which is in sliding connection with a second sliding rail (28), and the sliding unit is also provided with a limiting rod (24);

the vertical plate (26) is further provided with a plurality of limiting holes (31), and the limiting rod (24) can be connected with the limiting holes (31) through threads to fix the sliding unit on the second sliding rail (28).

7. The multidirectional adjustment auxiliary pressing fixture according to claim 6, wherein the sliding unit comprises a movable plate (22), the second sliding block is connected with the movable plate (22), two fixed plates (23) are further arranged on the movable plate (22), a connecting block (20) is further arranged between the two fixed plates (23), and the connecting block (20) is connected with the clamping rod (19) through threads;

the movable plate (22) is also provided with a convex edge, and the limiting rod (24) penetrates through the convex edge.

8. The multidirectional adjustment auxiliary pressing clamp according to claim 7, wherein a second handle (21) is further arranged at one end of the clamping rod (19), and a clamping head (18) is arranged at the other end of the limiting rod (24);

and a third handle (25) is further arranged on the limiting rod (24).