CN210790710U - Quick change fixture for machining airplane stringer joint - Google Patents

Abstract

The utility model discloses a quick change anchor clamps are used in processing of aircraft stringer joint, including the processing platform, the upper surface of processing platform is close to the equal fixed mounting in both sides position and has the lip block, the upper surface support of lip block has T type stringer to connect, the lower surface of processing platform is close to the four peripheral angular positions and all is connected with high adjusting device, high adjusting device comprises support column, lift post, spacer pin, spacing hole and mounting pad, the upper surface of processing platform is close to the outside fixed mounting in position that T type stringer connects has the fixing base, the inside through connection of fixing base has the threaded rod, the end of threaded rod is connected with the adapter, the fixed surface of adapter installs the anticreep and connects. A long purlin of aircraft connects processing and uses quick change anchor clamps, can conveniently adjust the height of placing of processing platform, and can connect to the long purlin and carry out horizontal location.

Description

Quick change fixture for machining airplane stringer joint

Technical Field

The utility model relates to an anchor clamps field, in particular to long purlin of aircraft connects processing and uses quick change anchor clamps.

Background

A device for fixing a processing object to occupy a correct position in a mechanical manufacturing process to receive construction or detection, which is also called a fixture, and in a broad sense, a device for quickly, conveniently and safely installing a workpiece in any process in a technological process can be called a fixture, such as a welding fixture, an inspection fixture, an assembly fixture, a machine tool fixture and the like, and a quick-change fixture for processing an airplane stringer joint is a clamping tool for clamping the airplane stringer joint; the quick-change clamp for machining the existing airplane stringer connector is inconvenient for adjusting the placing height of a machining table when in use, and the existing airplane stringer connector is not horizontally positioned enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a long purlin of aircraft connects processing with quick change anchor clamps can effectively solve among the background art inconvenient regulation processing platform place the height and can not connect the problem that carries out horizontal location to the long purlin.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a quick-change clamp for machining an aircraft stringer connector comprises a machining table, wherein supporting cushion blocks are fixedly arranged on the upper surface of the machining table close to positions on two sides, a T-shaped stringer connector is supported on the upper surface of each supporting cushion block, a height adjusting device is connected to the lower surface of the machining table close to four peripheral angular positions, each height adjusting device comprises a supporting column, a lifting column, a limiting pin, a limiting hole and a mounting pad, a fixing seat is fixedly arranged on the outer side of the upper surface of the machining table close to the T-shaped stringer connector, a threaded rod is connected inside the fixing seat in a penetrating manner, the end of the threaded rod is connected with an adapter, an anti-disengaging connector is fixedly arranged on the outer surface of the adapter, the anti-disengaging connector is sleeved at the end position of the threaded rod, a threaded groove is formed in the fixing seat, and a clamping groove is formed in, the inside block in block groove is connected with and presss from both sides tight piece, the end position of T type long purlin joint is connected with horizontal positioning device, horizontal positioning device comprises L type supporting seat, movable rod, locating piece and reset spring.

Preferably, the support column sets up in the below position of processing platform, the top of lift post is fixed in the lower surface of processing platform, and the bottom of lift post extends to the inside of support column, the surface of support column is inlayed and is located to the spacer pin, the even distribution in lift post in spacing hole, the mounting pad is fixed in the bottom of support column.

Preferably, the lifting column is inserted into the limiting hole through a limiting pin and is fixedly connected with the supporting column.

Preferably, L type supporting seat fixed mounting is at the upper surface of processing platform, the movable rod runs through in the top of L type supporting seat, the locating piece is fixed in the bottom of movable rod, and the locating piece contacts with the long purlin of T type joint, reset spring's one end is fixed in the surface of L type supporting seat, and reset spring's the other end is fixed in the surface of locating piece.

Preferably, the positioning block is movably connected with the L-shaped supporting seat through a movable rod and a return spring.

Preferably, the joint head is movably connected with the fixed seat through an anti-dropping joint and a threaded rod.

Compared with the prior art, the utility model discloses following beneficial effect has: this quick change anchor clamps are used in processing of aircraft stringer joint through the high adjusting device who sets up, can conveniently adjust the height of placing of processing platform to can make things convenient for the use of anchor clamps, through setting up horizontal positioning device, can carry out horizontal positioning to the stringer joint, thereby can improve the accuracy of stringer joint processing.

Drawings

FIG. 1 is a schematic view of the overall structure of a quick-change clamp for machining a stringer connector of an aircraft according to the present invention;

FIG. 2 is a top view of the fixing base and the joint of the quick-change jig for machining the stringer joint of the aircraft according to the present invention;

FIG. 3 is a schematic structural view of a height adjustment device of a quick-change clamp for machining an aircraft stringer joint according to the present invention;

fig. 4 is the utility model discloses a long purlin of aircraft connects processing with horizontal positioner of quick change anchor clamps's schematic structure view.

In the figure: 1. a processing table; 2. supporting the cushion block; 3. a T-shaped stringer joint; 4. a height adjustment device; 401. a support pillar; 402. a lifting column; 403. a spacing pin; 404. a limiting hole; 405. a mounting mat; 5. a fixed seat; 6. a threaded rod; 7. an adaptor head; 8. an anti-drop joint; 9. a thread groove; 10. a clamping groove; 11. a clamping block; 12. a horizontal positioning device; 1201. an L-shaped support seat; 1202. a movable rod; 1203. positioning blocks; 1204. a return spring.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a quick-change clamp for processing an aircraft stringer connector comprises a processing table 1, wherein supporting cushion blocks 2 are fixedly mounted on the upper surface of the processing table 1 near both sides, a T-shaped stringer connector 3 is supported on the upper surface of each supporting cushion block 2, height adjusting devices 4 are connected to the lower surface of the processing table 1 near the four peripheral corners, each height adjusting device 4 is composed of a supporting column 401, a lifting column 402, a limiting pin 403, a limiting hole 404 and a mounting pad 405, a fixed seat 5 is fixedly mounted on the upper surface of the processing table 1 near the outer side of the T-shaped stringer connector 3, a threaded rod 6 is connected inside the fixed seat 5 in a penetrating manner, an end of the threaded rod 6 is connected with an adapter 7, an anti-drop adapter 8 is fixedly mounted on the outer surface of the adapter 7, and the anti-drop adapter 8 is sleeved on the end of the threaded rod 6, a thread groove 9 is formed in the fixed seat 5, a clamping groove 10 is formed in the inner side of the connecting head 7, a clamping block 11 is clamped and connected in the clamping groove 10, a horizontal positioning device 12 is connected to the end of the T-shaped stringer connector 3, and the horizontal positioning device 12 is composed of an L-shaped supporting seat 1201, a movable rod 1202, a positioning block 1203 and a reset spring 1204;

the supporting column 401 is arranged at a position below the processing table 1, the top end of the lifting column 402 is fixed to the lower surface of the processing table 1, the bottom end of the lifting column 402 extends into the supporting column 401, the limiting pin 403 is embedded in the outer surface of the supporting column 401, the limiting holes 404 are uniformly distributed in the outer surface of the lifting column 402, and the mounting pad 405 is fixed to the bottom end of the supporting column 401; the lifting column 402 is inserted into the limiting hole 404 through a limiting pin 403 and is fixedly connected with the supporting column 401; the L-shaped support base 1201 is fixedly arranged on the upper surface of the processing table 1, the movable rod 1202 penetrates through the top of the L-shaped support base 1201, the positioning block 1203 is fixed at the bottom end of the movable rod 1202, the positioning block 1203 is in contact with the T-shaped stringer joint 3, one end of the return spring 1204 is fixed on the outer surface of the L-shaped support base 1201, and the other end of the return spring 1204 is fixed on the outer surface of the positioning block 1203; the positioning block 1203 is movably connected with the L-shaped supporting seat 1201 through a movable rod 1202 and a return spring 1204; the joint head 7 is movably connected with the fixed seat 5 through an anti-dropping joint 8 and a threaded rod 6.

It should be noted that the utility model relates to a quick-change clamp for processing aircraft stringer joints, when in use, the processing table 1 forms the main body part of the whole quick-change clamp for processing aircraft stringer joints, the lifting column 402 is inserted into different limiting holes 404 through limiting pins 403 to be fixed with a supporting column 401, the elongation of the lifting column 402 can be conveniently adjusted, thereby the placing height of the processing table 1 can be conveniently changed, the clamp can be conveniently used at different heights, the T-shaped stringer joints 3 are placed on the supporting cushion blocks 2, a positioning block 1203 moves relative to an L-shaped supporting seat 1201 through a movable rod 1202 and a reset spring 1204, the T-shaped stringer joints 3 are vertically pressed down by the positioning block 1203, the stringer joints can be horizontally positioned, thereby the processing accuracy of the stringer joints can be improved, a clamping block 11 is installed on a connector 7 through a clamping groove 10, a threaded rod 6 is rotated, threaded rod 6 and the inside thread groove 9 intermeshing of fixing base 5, adapter 7 passes through anticreep joint 8 and threaded rod 6 and the relative activity of fixing base 5, can drive and press from both sides tight piece 11 and carry out the centre gripping to the long purlin of T type connects 3.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a longpurlin of aircraft connects processing and uses quick change anchor clamps which characterized in that: including processing platform (1), the upper surface of processing platform (1) is close to the equal fixed mounting in both sides position and has lip block (2), the upper surface support of lip block (2) has T type long purlin joint (3), the lower surface of processing platform (1) is close to four peripheral angular positions and all is connected with height adjusting device (4), height adjusting device (4) comprises support column (401), lift post (402), spacer pin (403), spacing hole (404) and mounting pad (405), the outer side position fixed mounting that the upper surface of processing platform (1) is close to T type long purlin joint (3) has fixing base (5), the inside through connection of fixing base (5) has threaded rod (6), the end of threaded rod (6) is connected with adapter (7), the outer fixed surface of adapter (7) installs anticreep joint (8), the end position at threaded rod (6) is established to anticreep joint (8) cover, thread groove (9) have been seted up to the inside of fixing base (5), block groove (10) have been seted up to the inboard of adapter (7), the inside block in block groove (10) is connected with and presss from both sides tight piece (11), the end position of T type long purlin joint (3) is connected with horizontal positioning device (12), horizontal positioning device (12) comprise L type supporting seat (1201), movable rod (1202), locating piece (1203) and reset spring (1204).

2. The quick-change clamp for machining the aircraft stringer connectors according to claim 1, wherein: support column (401) set up in the below position of processing platform (1), the top of lift post (402) is fixed in the lower surface of processing platform (1), and the bottom of lift post (402) extends to the inside of support column (401), the surface of support column (401) is inlayed and located in spacer pin (403), the even distribution in the surface of lift post (402) in spacing hole (404), mounting pad (405) is fixed in the bottom of support column (401).

3. The quick-change clamp for machining the aircraft stringer connectors according to claim 1, wherein: the lifting column (402) is inserted into the limiting hole (404) through a limiting pin (403) and is fixedly connected with the supporting column (401).

4. The quick-change clamp for machining the aircraft stringer connectors according to claim 1, wherein: the L-shaped supporting seat (1201) is fixedly installed on the upper surface of the machining table (1), the movable rod (1202) penetrates through the top of the L-shaped supporting seat (1201), the positioning block (1203) is fixed at the bottom end of the movable rod (1202), the positioning block (1203) is in contact with the T-shaped stringer connector (3), one end of the reset spring (1204) is fixed on the outer surface of the L-shaped supporting seat (1201), and the other end of the reset spring (1204) is fixed on the outer surface of the positioning block (1203).

5. The quick-change clamp for machining the aircraft stringer connectors according to claim 1, wherein: the positioning block (1203) is movably connected with the L-shaped supporting seat (1201) through a movable rod (1202) and a return spring (1204).

6. The quick-change clamp for machining the aircraft stringer connectors according to claim 1, wherein: the joint head (7) is movably connected with the fixed seat (5) through an anti-dropping joint (8) and a threaded rod (6).

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