CN218142211U - Assembly tool with movable support - Google Patents

Abstract

The utility model provides an assembly fixture with movable support, include: the positioning device comprises a tool framework, a bracket and a positioning part, wherein the bracket and the positioning part are arranged in the tool framework; the positioning part comprises a baffle joint positioner, the baffle joint positioner is arranged on a support, the support comprises an upper support unit and a lower support unit, at least one of the upper support unit and the lower support unit is of a U-shaped structure, and an abutting part is arranged between the upper support unit and the lower support unit and used for fixing or releasing the connection relation between the upper support unit and the lower support unit; the upper carriage unit may be movably coupled to the tooling skeleton to move the upper carriage unit toward or away from the lower carriage unit and/or the lower carriage unit may be movably coupled to the tooling skeleton to move the lower carriage unit toward or away from the upper carriage unit. The relative positions of the plurality of baffle joint locators of the assembling tool are easy to accurately determine, so that the assembling tool is more convenient to apply.

Description

Assembly tool with movable support

Technical Field

The utility model relates to an aircraft manufacturing assembly technical field especially relates to an assembly fixture with movable support.

Background

The frame component is one of main bearing structures of the airplane, is a key bearing component in the whole structure of the airplane, is numerous, and plays a significant role in forming the strength of the whole structure. The assembly process of the frame assembly of the aircraft is therefore of critical importance.

In the prior art, the study on the assembly technology of the frame assembly relates to frame assemblies which are simple in structural form and low in assembly accuracy requirement. The prior art has not been researched on the assembly technology of the butt-joint frame assembly with more complex structural forms, more coordination relations and higher requirements on assembly accuracy. The butt joint frame subassembly structural style is comparatively special, compares other frame subassemblies and wherein has more intersection holes, and the assembly degree of difficulty is bigger, at present in the assembly aspect of butt joint frame subassembly, has the problem of assembly difficulty.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an assembly fixture with movable support for improve the problem of butt joint frame subassembly assembly difficulty.

The assembly fixture with the movable support comprises: the tool framework comprises a tool framework, a bracket and a positioning part, wherein the bracket and the positioning part are arranged in the tool framework; the positioning part comprises a plurality of groups of positioning assemblies, the plurality of groups of positioning assemblies comprise baffle joint positioners, frame body positioners and butt joint positioners, and the frame body positioners and the butt joint positioners are arranged on the tool framework; the baffle joint positioner is arranged on the support, the support comprises an upper support unit and a lower support unit, at least one of the upper support unit and the lower support unit is of a U-shaped structure, and an abutting part is arranged between the upper support unit and the lower support unit and used for fixing or releasing the connection relation between the upper support unit and the lower support unit; the upper support unit is movably connected with the tool framework so that the upper support unit moves towards or away from the lower support unit, and/or the lower support unit is movably connected with the tool framework so that the lower support unit moves towards or away from the upper support unit.

The utility model provides an assembly fixture with movable support's beneficial effect lies in: the position that can nimble adjusting baffle joint locator makes way the space for the installation of part when the frame subassembly that waits to assemble assembles for the simple operation when this assembly fixture to frame subassembly is used for waiting the assembly of the frame subassembly of assembling.

Optionally, the upper support unit moves along the long edge of the tool framework, and/or the lower support unit moves along the long edge of the tool framework.

The baffle joint positioner is movably connected with the bracket so that the baffle joint positioner can move on the bracket. The manner in which the stop tab locator moves relative to the bracket provides room for the installation of parts when the frame assembly to be assembled is assembled.

In particular, the upper and/or lower rack unit comprises a telescopic structure for providing a movement space for the upper and/or lower rack unit.

Further, the telescopic structure comprises a telescopic rod.

Preferably, the docking portion comprises a plurality of sets of docking assemblies, and the plurality of sets of docking assemblies are arranged at intervals. The multiple groups of butt joint assemblies are used for fixing the connection relation between the upper support unit and the lower support unit, so that the overall structure of the support is more stable when the upper support unit and the lower support unit are in support connection.

At least one of the upper support unit and the lower support unit is a U-shaped structure, and comprises:

the upper support unit is of a U-shaped structure, and the lower support unit is of an inverted U-shaped structure;

or, one of the upper support unit and the lower support unit is of a U-shaped structure, and the other one of the upper support unit and the lower support unit comprises two support rods.

The assembly fixture with the movable support further comprises a limiting portion arranged on the fixture framework, and the limiting portion is used for limiting the moving range of the support.

The tool framework is provided with a sliding rail, and the upper support unit and/or the lower support unit are/is in sliding connection with the sliding rail.

Optionally, the shape of the tool framework comprises a quasi-circular shape or a rectangular shape.

To sum up, the utility model provides an assembly fixture with movable support still has the relative position between the upper bracket unit and the lower carriage unit of support and easily confirms, and then can confirm the relative position between a plurality of baffle joint locators fast and accurately for assembly fixture uses more convenient advantage.

Drawings

Fig. 1 is a schematic structural diagram of an assembly tool with a movable support according to an embodiment of the present invention;

fig. 2 is another schematic structural diagram of an assembly tool with a movable support according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an assembly fixture with a movable support according to an embodiment of the present invention;

FIG. 4 is a schematic view of a portion of the structure of FIG. 3;

fig. 5 is a schematic structural diagram of the installation of the docking frame assembly on the assembly fixture with the movable bracket according to the embodiment of the present invention.

Reference numerals are as follows:

1-tooling framework; 2-a support; 21-an upper bracket unit; 22-lower cradle unit; 23-a docking station; 31-a baffle joint locator; 32-upper half frame positioner; 33-lower half frame positioner; 34-upper butt joint locator; 35-lower butt joint locator; 4-auxiliary supporting means; 5-a rotating part; 6-lifting lugs; 7-tooling interface; 81-upper half frame body; 82-a lower half frame; 83-a pull rod; 84-a baffle; 85-Y shaped joint.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the attached drawings of the present invention are combined to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. As used herein, the word "comprising" and similar words are intended to mean that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items.

The butt joint frame assembly of the airplane is special and complex in structural form, multiple in coordination relation and special in position, is located at the intersection of two butt joint interfaces, is connected between two airplane body sections and between the airplane body sections and a horizontal tail part, and has high requirements on assembly accuracy. To this assembly technique of butt joint frame subassembly not yet having the research among the prior art, to the butt joint frame subassembly assembly difficulty problem that prior art exists, the embodiment of the utility model provides an assembly fixture with movable support.

Referring to fig. 1 to 5, the assembly fixture with a movable support provided in this embodiment includes a fixture framework 1, a support 2 disposed inside the fixture framework 1, and a positioning portion. The location portion includes multiunit locating component, and multiunit locating component specifically includes framework locator, butt joint locator and baffle joint locator 31. Wherein, framework locator and butt joint locator set up on frock skeleton 1, and baffle connects locator 31 to set up on support 2.

The frame positioner includes an upper half frame positioner 32 and a lower half frame positioner 33, and the butt joint positioner includes an upper butt joint positioner 34 and a lower butt joint positioner 35. Along the length extension direction of the tool framework 1, an upper butt joint positioner 34, an upper half frame positioner 32, a baffle joint positioner 31, a lower half frame positioner 33 and a lower butt joint positioner 35 are sequentially arranged.

The butt joint positioner, the frame body positioner and the baffle joint positioner 31 are respectively provided with a detachable fixing piece, and the detachable fixing pieces are used for fastening or releasing the fixed relation between the frame assembly to be assembled and the assembling tool.

Referring to fig. 2 and 3, in particular, the stent 2 comprises an upper stent unit 21 and a lower stent unit 22, and at least one of the upper stent unit 21 and the lower stent unit 22 has a u-shaped structure. An abutting portion 23 is provided between the upper rack unit 21 and the lower rack unit 22, and the abutting portion 23 is used for fixing the connection relationship between the upper rack unit 21 and the lower rack unit 22 or releasing the connection relationship between the upper rack unit 21 and the lower rack unit 22 and the rack 2. The upper carriage unit 21 may be movably coupled to the tool skeleton 1 to move the upper carriage unit 21 toward or away from the lower carriage unit 22, and/or the lower carriage unit 22 may be movably coupled to the tool skeleton 1 to move the lower carriage unit 22 toward or away from the upper carriage unit 21.

The connecting structure capable of enabling the support 2 to move inside the tool framework 1 to generate displacement is various, for example, a sliding rail is arranged on the tool framework 1, and the support 2 is connected with the sliding rail in a sliding manner; or a chain can be arranged between the tool framework 1 and the support 2, the support 2 is fixedly connected with the chain, and a driving device is arranged to drive the chain to move so as to drive the support 2 to move.

In a possible embodiment, the flap joint locator 31 is movably connected to the support frame 2, so that the flap joint locator 31 can be moved on the support frame 2. Specifically, the barrier joint positioner 31 moves on the support frame 2 in a direction perpendicular to the plane of the support frame 2.

The movement of the baffle tab locator 31 on the support 2 enables space to be made available for the installation of parts when the frame assembly to be assembled is assembled. Further, the support 2 moves to drive the baffle joint positioner 31 arranged on the support 2 to move, so that a space is made for the installation of the part when the frame assembly to be assembled is assembled, and the installation operation of the part is facilitated. The arrangement of the baffle joint positioner 31 with the detachable fixing piece and the movable position enables the assembly tool with the movable support to be used for assembling the components to be assembled conveniently.

In a specific embodiment, the upper frame unit 21 is movably connected with the tool framework 1, the lower frame unit 22 is fixedly connected with the tool framework 1, and the baffle joint positioner 31 is movably connected with the frame 2.

In a specific embodiment, the upper frame unit 21 is fixedly connected to the tool framework 1, the lower frame unit 22 is movably connected to the tool framework 1, and the baffle joint positioner 31 is movably connected to the frame 2.

In a specific embodiment, the upper frame unit 21 is movably connected with the tool framework 1, the lower frame unit 22 is movably connected with the tool framework 1, and the baffle joint positioner 31 is movably connected with the frame 2.

In a possible embodiment, the upper gantry unit 21 moves along the long sides of the tool skeleton 1, and/or the lower gantry unit 22 moves along the long sides of the tool skeleton 1. Wherein, the long side refers to the side of the tool framework 1 in the length extending direction.

In a specific embodiment, the distance between the upper support unit 21 and the upper half frame positioner 32 is reduced while the upper support unit 21 moves along the long side of the tooling skeleton 1 to move the upper support unit 21 away from the lower support unit 22; alternatively, the distance between the upper support unit 21 and the upper half frame positioner 32 is increased while the upper support unit 21 is moved along the long side of the tooling skeleton 1 so that the upper support unit 21 moves toward the lower support unit 22.

In a specific embodiment, the distance between the lower frame unit 22 and the lower half frame positioner 33 is reduced while the lower frame unit 22 is moved along the long side of the tool skeleton 1 to move the lower frame unit 22 away from the upper frame 2; or, the distance between the lower rack unit 22 and the lower half frame positioner 33 is increased while the lower rack unit 22 is moved along the long side of the tool skeleton 1 to move the lower rack unit 22 toward the upper rack unit 21.

In a possible embodiment, at least one of the upper frame element 21 and the lower frame element 22 has a u-shaped structure, comprising: the upper support unit 21 and the lower support unit 22 are u-shaped structures or one of the upper support unit 21 and the lower support unit 22 is a u-shaped structure and the other of the upper support unit 21 and the lower support unit 22 comprises two support rods.

In a particular embodiment, the support 2 is integrally formed as an H-shaped structure.

The structural arrangement of the carrier 2 makes it easy to accurately determine the relative position between the upper carrier unit 21 and the lower carrier unit 22 of the carrier 2, and thus the relative positions of the plurality of baffle joint locators 31 provided on the carrier 2.

Preferably, the docking portion 23 between the upper rack unit 21 and the lower rack unit 22 includes a plurality of sets of docking assemblies, the sets of docking assemblies are spaced apart, and the plurality of sets of docking assemblies are used for fixing the connection relationship between the upper rack unit 21 and the lower rack unit 22, so that the overall structure of the rack 2 is more stable when the upper rack unit 21 and the lower rack unit 22 are connected.

In a possible embodiment, at least a part of the structure of the upper and/or lower frame unit 21, 22 is a telescopic structure, the telescopic stroke of which provides a space for the upper and/or lower frame unit 21, 22 to move. For example: the upper support unit 21 comprises two support rods, the upper support unit 21 is movably connected with the tool framework 1, and telescopic structures are arranged on the two support rods; or, the lower support unit 22 is u-shaped, and the lower support unit 22 is movably connected to the tool framework 1, so that two sides of the u-shaped of the lower support unit 22 are provided with telescopic structures, and so on.

The telescopic structure comprises a telescopic rod, a folding telescopic structure, an accordion type telescopic structure and the like.

In a preferred embodiment, the telescopic rod is arranged as a telescopic structure, so that the telescopic structure is convenient to adjust and stable in telescopic positioning.

In a possible embodiment, the support 2 is movably connected with the tool framework 1, the telescopic structure is an accordion-type telescopic structure, and a limiting part is arranged on the tool framework 1 and used for limiting the support 2 to move within a preset moving range, so that the accurate position of the support 2 can be conveniently determined. For example, the connection mode that adopts between frock skeleton 1 and the support 2 is for setting up the slide rail on frock skeleton 1, and when support 2 sliding connection slide rail, 2 displacement range departments of predetermined support on the slide rail set up spacing portion in order to restrict support 2 and remove to realize spacing support 2's displacement range.

Further, assembly fixture still includes auxiliary stay device 4. The auxiliary supporting means 4 includes an upper supporting unit and a lower supporting unit, and the auxiliary supporting means 4 is used to support the frame assembly to be assembled.

Specifically, the upper supporting unit and the lower supporting unit of the auxiliary supporting device 4 both include adjusting components, and the adjusting components are used for adjusting the setting positions of the upper supporting unit and the specific setting positions of the lower supporting unit so as to adapt to the appearance of the frame component to be assembled, supporting parts of the frame component to be assembled, and preventing the frame component from deforming due to the action of gravity, thereby realizing the shape-preserving effect of the frame component to be assembled.

In some embodiments, the adjustment assembly includes a screw mechanism, and the adjustment of the setting position of the upper support unit and the setting position of the lower support unit is achieved by rotating the adjustment screw mechanism.

In a possible embodiment, the tool framework 1 is externally provided with a rotating part 5, and the tool framework 1 rotates along the rotating part 5. Specifically, a rotating device can be arranged, the rotating part 5 is connected with the rotating device to realize rotation of the assembling tool, the assembling tool can rotate to different angle settings to perform assembling operation, and the setting angle of the assembling tool accords with the ergonomic principle when the assembling operation is performed, so that the assembling tool is more convenient to operate.

In a specific embodiment, the rotating part 5 is a rotating shaft.

Furthermore, the assembly tool further comprises a lifting lug 6 and a tool interface 7. The lifting lug 6 is arranged at the upper end of the tool framework 1 and used for realizing the lifting and transportation of the assembly tool. The tool interface 7 is arranged on the outer side of the tool framework 1 and used for connecting the assembling tool and an external structure. The assembling tool can be specifically used for assembling the frame component to be assembled, and the assembling tool can be connected with an external structure to further realize the assembly of a larger structure.

In a specific embodiment, the tool interface 7 may be in the form of a ball head or a ball socket. When the demand that will assemble frock and exterior structure and be connected exists, can select the assembly frock that has the frock interface 7 of assorted form according to the interface form of exterior structure, under richer use scene, it is more convenient to use.

In one possible embodiment, the shape of the tool framework 1 may be flexibly designed, and the baffle joint positioner 31, the frame positioner, and other structures of the positioning portion may be installed at the target installation position on the tool framework 1. Such as being round-like, rectangular, irregular, etc. Specifically, the quasi-circular shape may be a circle, an ellipse, or another approximately circular shape, the rectangle may be a square, a rectangle, or an irregular shape may be an overall irregular shape, or may be formed by combining a plurality of different shapes, such as a plurality of rectangles of different sizes, a rectangle and another polygon, or the like.

To sum up, the utility model provides an assembly fixture with movable support still has the part that can fix a position respectively in order to assemble better to the complicated subassembly that has many intersection point holes's advantage can be used for. In addition, the relative position between the upper bracket unit 21 and the lower bracket unit 22 of the bracket 2 is easy to determine, and the relative position between the baffle joint locators 31 can be determined quickly and accurately, so that the assembly tool is more convenient to apply.

Referring to the specification and the attached fig. 5, the embodiment further provides a tool assembly system, which includes the assembly tool and the docking frame assembly. The butt joint frame assembly comprises an upper half frame body 81, a lower half frame body 82, a pull rod 83, a baffle 84 and a joint assembly. Wherein the joint assembly includes a butt joint, a flapper joint, and a Y-joint 85.

The positioning part of the assembly tool is used for positioning the butt joint frame assembly. Specifically, the upper half frame body positioner 32 is used for positioning the upper half frame body 81, the lower half frame body positioner 33 is used for positioning the lower half frame body 82, the upper butt joint positioner 34 and the lower butt joint positioner 35 are used for positioning the butt joints, and the baffle joint positioner 31 is used for positioning the baffle joints.

The tool assembly system further comprises a pressing device, and the pressing device is used for pressing and fixing the parts of the butt-joint frame assembly on the assembly tool.

The lifting lug 6 is located at the upper end of the tool framework 1, the assembly tool can be lifted conveniently through the lifting lug 6, the upper supporting unit can support the upper half frame body 81, and the lower supporting unit can support the lower half frame body 82, so that the upper half frame body 81 and the lower half frame body 82 are prevented from deforming under the action of gravity, and the lifting, the transportation and the shape preservation of the connecting frame assembly of the assembly tool and the connecting frame assembly can be realized. The interface of frock interface 7 is towards the below, and holistic structural design is convenient for lift by crane the transportation with frock assembly system to and realize after the transportation with the assembly of final assembly station position.

The specific implementation mode that the assembly fixture of the butt joint frame assembly provided by the embodiment is used for assembling the butt joint frame assembly comprises:

and positioning the butt joint by using the cross point hole and the inner stop surface of the fork ear as reference by using the butt joint positioner.

Using the upper half frame positioner 32 to position the upper half frame 81 with 2 TH holes and the web surface as the reference, and using a pressing device to press the upper half frame; the lower half frame 82 was positioned with 2 TH holes and the web surface as references by using the lower half frame positioner 33, and was pressed by a pressing device.

The height of the auxiliary support device 4 is adjusted so that the upper support unit reliably supports the upper half frame 81 and the lower support unit reliably supports the lower half frame 82.

The gaps between the abutting surfaces of the upper half frame 81 and the lower half frame 82 and the butt joints are checked, and spacers are applied as required.

A primary hole of a connection hole between the butt joint and the upper half frame 81 and a primary hole of a connection hole between the butt joint and the lower half frame 82 are drilled and connected by a temporary fastening member.

The baffle tab is positioned using the baffle tab locator 31 with the intersection hole and the outside fork ear rail surface as references.

Gaps between the baffle tabs and the respective abutting surfaces of the upper half frame body 81 and the lower half frame body 82 are checked, and spacers are applied as needed.

Holes are formed in the upper half frame 81 and the lower half frame 82, disassembly and deburring are performed, fasteners are sealed and installed, and the baffle plate joint is fixedly connected with the upper half frame 81 and the lower half frame 82.

The barrier splice locator 31 is moved to make room for subsequent installation operations.

The baffle 84, the Y-shaped joint 85, the pull rod 83, the standard part and the like are installed and assembled to form the butt-joint frame assembly. And hoisting the assembly tool together with the butt joint frame assembly to a final assembly station through the lifting lugs 6.

And the assembly tool and the butt joint frame assembly are positioned and supported at a final assembly station through the tool interface 7.

To sum up, the utility model discloses an assembly fixture with movable support can be used for having the assembly in the complicated subassembly in many intersection point holes, and can dismantle mounting and baffle joint locator 31's portable setting makes this assembly fixture be used for waiting that process route is open, the simple operation when assembling of assembly subassembly.

The assembly fixture is used for assembling the butt joint frame assembly, so that the functions of assembling, hoisting, transporting, shape keeping, supporting and the like of the butt joint frame assembly can be integrated, the fixture is reduced, and the cost is saved. Only one set of tool is used in the whole assembly process of the butt joint frame assembly, the tool does not need to be transferred, the assembly process is shortened, and the assembly efficiency is improved; the deformation of the upper half frame body 81 and the lower half frame body 82 of the butt joint frame assembly is avoided, and the assembling accuracy and the assembling quality are improved. And the butt joint frame assembly can be assembled at the partial assembly station to form the butt joint frame assembly, and then the butt joint frame assembly and the assembling tool are lifted and transported to the general assembly station, so that the parallel working surface is favorably expanded, the assembling time of the general assembly station is reduced, and the capacity of the whole production line for assembling the butt joint frame assembly is improved.

Although the embodiments of the present invention have been described in detail hereinabove, it is apparent to those skilled in the art that various modifications and variations can be made to these embodiments. However, it is to be understood that such modifications and variations fall within the scope and spirit of the invention as set forth in the following claims. Moreover, the invention as described herein is capable of other embodiments and of being practiced or of being carried out in various ways.

Claims (10)

1. The utility model provides an assembly fixture with movable support which characterized in that includes: the tool framework comprises a tool framework, a bracket and a positioning part, wherein the bracket and the positioning part are arranged in the tool framework;

the positioning part comprises a plurality of groups of positioning assemblies, the plurality of groups of positioning assemblies comprise baffle joint positioners, frame body positioners and butt joint positioners, and the frame body positioners and the butt joint positioners are arranged on the tool framework;

the baffle connector positioner is arranged on the support, the support comprises an upper support unit and a lower support unit, at least one of the upper support unit and the lower support unit is of a U-shaped structure, and an abutting part is arranged between the upper support unit and the lower support unit and used for fixing or releasing the connection relation between the upper support unit and the lower support unit;

the upper support unit is movably connected with the tool framework so that the upper support unit moves towards or away from the lower support unit, and/or the lower support unit is movably connected with the tool framework so that the lower support unit moves towards or away from the upper support unit.

2. The assembly tool according to claim 1, wherein the upper support unit moves along a long side of the tool framework, and/or the lower support unit moves along a long side of the tool framework.

3. The assembly tool of claim 1, wherein the baffle joint positioner is movably connected to the support frame so that the baffle joint positioner can move on the support frame.

4. The assembly tool according to claim 1, characterized in that the upper support unit and/or the lower support unit comprises a telescopic structure for providing a moving space for the upper support unit and/or the lower support unit.

5. The assembly tooling of claim 4, wherein the telescoping structure comprises a telescoping rod.

6. The assembly fixture of claim 1, wherein the docking portion comprises a plurality of sets of docking assemblies, and the sets of docking assemblies are arranged at intervals.

7. The assembly tool according to claim 1, wherein at least one of the upper support unit and the lower support unit is a U-shaped structure, comprising:

the upper support unit is of a U-shaped structure, and the lower support unit is of an inverted U-shaped structure;

or one of the upper support unit and the lower support unit is in a U-shaped structure, and the other of the upper support unit and the lower support unit comprises two support rods.

8. The assembly tool according to claim 1, further comprising a limiting portion arranged on the tool framework, wherein the limiting portion is used for limiting the moving range of the support.

9. The assembly fixture according to claim 1, wherein a slide rail is arranged on the fixture framework, and the upper support unit and/or the lower support unit are/is slidably connected with the slide rail.

10. The assembly tooling of claim 1, wherein the tooling skeleton comprises a quasi-circular or rectangular shape.

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