阅读说明：本技术 一种双耳片的双层衬套胶粘固定装置及其方法 (Double-layer lining gluing and fixing device and method for double-lug piece ) 是由 叶焱生 郭露 邱仲明 何将军 王炳泽 于 2020-10-30 设计创作，主要内容包括：本发明涉及一种双耳片的双层衬套胶粘固定装置及其方法,所述双耳片的每个耳片孔中均装配有内层衬套和外层衬套,所述双层衬套胶粘固定装置包括U型块、主轴、弹簧和定位装置；将主轴依次穿过所述开口端一侧轴孔、第一耳片的内层衬套、弹簧、第二耳片的内层衬套以及所述开口端另一侧轴孔,并且压缩弹簧,使得弹簧将两个内层衬套压在所述开口端的两侧臂上；步骤4、等待胶料变干、固化或硬化,拆卸主轴和弹簧,完成双耳片的双层衬套胶粘固定。本发明胶粘固定快速准确,装配过程稳定、可靠,装配精度控制一致性好,装配效率也明显提高。(The invention relates to a double-layer bushing adhesive fixing device of double lug plates and a method thereof, wherein each lug hole of the double lug plates is provided with an inner layer bushing and an outer layer bushing, and the double-layer bushing adhesive fixing device comprises a U-shaped block, a main shaft, a spring and a positioning device; sequentially passing a main shaft through the shaft hole at one side of the opening end, the inner layer bushing of the first lug plate, the spring, the inner layer bushing of the second lug plate and the shaft hole at the other side of the opening end, and compressing the spring so that the two inner layer bushings are pressed on the two side arms of the opening end by the spring; and 4, waiting for the glue to be dried, cured or hardened, disassembling the main shaft and the spring, and finishing the double-layer lining gluing and fixing of the double lugs. The invention has the advantages of quick and accurate gluing fixation, stable and reliable assembly process, good control consistency of assembly precision and obviously improved assembly efficiency.)

1. The utility model provides a double-deck bush sticky fixing device of ears piece which characterized in that: each lug hole of the double lugs is internally provided with an inner layer bushing and an outer layer bushing, the outer layer bushing is in interference fit with the lug hole, the inner layer bushing is in clearance fit with the outer layer bushing, the clearance is less than 0.1MM, and the outer ports of the inner layer bushing and the outer layer bushing form flanges; a sizing material is filled between the inner layer bushing and the outer layer bushing;

the double-layer bushing adhesive fixing device comprises a U-shaped block, a main shaft, a spring and a positioning device;

the two side arms of the opening end of the U-shaped block are provided with coaxial shaft holes, the main shaft is in clearance fit with the shaft holes, and the clearance is less than 0.025 MM;

the main shaft is in clearance fit with the inner layer bushing, and the clearance is less than 0.025 MM;

the main shaft sequentially penetrates through the shaft hole at one side of the opening end, the inner layer bushing of the first lug, the spring, the inner layer bushing of the second lug and the shaft hole at the other side of the opening end;

the outer diameter of the spring is smaller than that of the inner layer bushing, and the inner diameter of the spring is larger than that of the inner layer bushing; two ends of the spring are respectively pressed on the inner ports of the two inner layer bushings;

the positioning device is used for realizing the axial positioning of the double lugs at the opening end.

2. The double-layer bushing adhesive fastening device for a binaural slice as claimed in claim 1, wherein: the glue material is a sealant or a curing glue.

3. The double-layer bushing adhesive fastening device for a binaural slice as claimed in claim 1, wherein: the sizing material is filled between the flanges of the inner layer lining and the outer layer lining.

4. The double-layer bushing adhesive fastening device for a binaural slice as claimed in claim 1, wherein: the rubber material is filled between the outer wall surface of the inner layer lining and the inner wall surface of the outer layer lining.

5. The double-layer bushing adhesive fastening device for a binaural slice as claimed in claim 1, wherein: the positioning devices are cushion blocks and are respectively arranged between the double lug plates and the two side arms of the opening end.

6. The double-layer bushing adhesive fastening device for a binaural slice as claimed in claim 1, wherein: the positioning device is an adjusting screw, and the adjusting screws are arranged on the two side arms of the opening end.

7. The double-layer bushing adhesive fastening device for a binaural slice as claimed in claim 1, wherein: one end of the main shaft forms a limiting convex shoulder.

8. A double-layer bush adhesive fixing method of a double-lug piece, based on the double-layer bush adhesive fixing device of one of claims 1 to 7, comprising the following steps:

step 1, coating the outer wall surface and the turned edge of the inner layer bushing with a sizing material; fixing the two outer layer bushings in lug holes of the double lugs in an interference fit manner;

step 2, inserting the two inner layer bushings into the two outer layer bushings respectively;

step 3, sequentially penetrating the main shaft through the shaft hole at one side of the opening end, the inner layer bushing of the first lug plate, the spring, the inner layer bushing of the second lug plate and the shaft hole at the other side of the opening end, and compressing the spring to enable the spring to press the two inner layer bushings on the two side arms of the opening end;

and 4, waiting for the glue to be dried, cured or hardened, disassembling the main shaft and the spring, and finishing the double-layer lining gluing and fixing of the double lugs.

9. The double-layer bush adhesive fixing method of a binaural piece according to claim 1, characterized in that: in step 4, the double-lug plates are axially positioned at the opening end through a positioning device, so that the gap between the inner layer bushing and the outer layer bushing is kept at a preset value in a glue material wet state, and then the glue material is waited to be dried, solidified or hardened.

Technical Field

The invention belongs to the technical field of lug liner assembly, and particularly provides a double-layer liner gluing and fixing device and method for a double-lug.

Background

The aviation assembly system comprises a plurality of adhesive assembly parts, most of the assembly parts have accuracy control requirements after being adhered and are influenced by uncertain factors in the assembly adhesive process, the adhesive process of the assembly parts is mainly carried out in a mode of manually gluing and manually controlling the assembly size after the adhesive, the assembly efficiency is low, the assembly size and the accuracy are easily out of tolerance after the adhesive is generated due to the technical level limitation of operators, the reworking, repairing and even scrapping of products are caused, the product qualification rate is low, and the assembly efficiency is low.

Disclosure of Invention

The purpose of the invention is as follows: the quick gluing and fixing device is high in assembly efficiency, good in precision control, stable and reliable in quality and capable of meeting the requirements of batch assembly production.

The technical scheme of the invention is as follows: the double-layer bushing adhesive fixing device for the double lug plates is provided, an inner layer bushing and an outer layer bushing are assembled in each lug plate hole of the double lug plates, the outer layer bushing is in interference fit with the lug plate holes, the inner layer bushing is in clearance fit with the outer layer bushing, the clearance is smaller than 0.1MM, and flanges are formed at the outer ports of the inner layer bushing and the outer layer bushing; a sizing material is filled between the inner layer bushing and the outer layer bushing;

the double-layer bushing adhesive fixing device comprises a U-shaped block, a main shaft, a spring and a positioning device;

the two side arms of the opening end of the U-shaped block are provided with coaxial shaft holes, the main shaft is in clearance fit with the shaft holes, and the clearance is less than 0.025 MM;

the main shaft is in clearance fit with the inner layer bushing, and the clearance is less than 0.025 MM;

the main shaft sequentially penetrates through the shaft hole at one side of the opening end, the inner layer bushing of the first lug, the spring, the inner layer bushing of the second lug and the shaft hole at the other side of the opening end;

the outer diameter of the spring is smaller than that of the inner layer bushing, and the inner diameter of the spring is larger than that of the inner layer bushing; two ends of the spring are respectively pressed on the inner ports of the two inner layer bushings;

the positioning device is used for realizing the axial positioning of the double lugs at the opening end.

Further, the glue material is a sealant or a curing glue.

Further, the sizing material is filled between the flanges of the inner layer bushing and the outer layer bushing.

Furthermore, the rubber material is filled between the outer wall surface of the inner layer lining and the inner wall surface of the outer layer lining.

Furthermore, the positioning device is a cushion block and is respectively arranged between the double lug plates and the two side arms of the opening end.

Furthermore, the positioning device is an adjusting screw, and the adjusting screws are arranged on the two side arms of the opening end.

Furthermore, one end of the main shaft forms a limiting convex shoulder.

The double-layer lining gluing and fixing method for the double-lug piece comprises the following steps:

step 1, coating the outer wall surface and the turned edge of the inner layer bushing with a sizing material; fixing the two outer layer bushings in lug holes of the double lugs in an interference fit manner;

step 2, inserting the two inner layer bushings into the two outer layer bushings respectively;

step 3, sequentially penetrating the main shaft through the shaft hole at one side of the opening end, the inner layer bushing of the first lug plate, the spring, the inner layer bushing of the second lug plate and the shaft hole at the other side of the opening end, and compressing the spring to enable the spring to press the two inner layer bushings on the two side arms of the opening end;

and 4, waiting for the glue to be dried, cured or hardened, disassembling the main shaft and the spring, and finishing the double-layer lining gluing and fixing of the double lugs.

Further, in step 4, the double-lug plates are axially positioned at the opening end through a positioning device, so that the gap between the inner layer bushing and the outer layer bushing is kept at a preset value in a wet state of the sizing material, and then the sizing material is waited to be dried, cured or hardened.

The invention has the beneficial effects that: the invention has the advantages of quick and accurate gluing fixation, stable and reliable assembly process, good control consistency of assembly precision and obviously improved assembly efficiency.

Drawings

The illustrative examples, as well as a preferred mode of use, further objectives, and descriptions thereof, will best be understood by reference to the following detailed description of an example of the present invention when read in conjunction with the accompanying drawings, wherein:

FIG. 1 is a schematic view of example 1 of the present invention;

FIG. 2 is a schematic view of example 2 of the present invention;

FIG. 3 is a cross-sectional view of a size application area;

FIG. 4 is a partial sectional view of embodiment 1;

FIG. 5 is a partial sectional view of embodiment 2;

the spring comprises a main shaft, a spring, a rubber material, a cushion block and an adjusting screw, wherein the main shaft comprises 1-an inner layer bushing, 2-an outer layer bushing, 3-a lug, 4-a U-shaped block, 5-a main shaft, 6-a spring, 7-the rubber material, 8-the cushion block and 9-the adjusting screw.

Detailed Description

The disclosed examples will be described more fully with reference to the accompanying drawings, in which some (but not all) of the disclosed examples are shown. Indeed, many different examples may be described and should not be construed as limited to the examples set forth herein. Rather, these examples are described so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

Embodiment 1, see fig. 1,3, and 4, there is provided a double-layer bushing adhesive fixing device of a double-lug, where an inner bushing and an outer bushing are assembled in each lug hole of the double-lug, the outer bushing is in interference fit with the lug hole, the inner bushing is in clearance fit with the outer bushing, the clearance is less than 0.1MM, and outer ports of the inner bushing and the outer bushing both form a flange; a sizing material is filled between the inner layer bushing and the outer layer bushing;

the double-layer bushing adhesive fixing device comprises a U-shaped block, a main shaft, a spring and a positioning device;

the two side arms of the opening end of the U-shaped block are provided with coaxial shaft holes, the main shaft is in clearance fit with the shaft holes, and the clearance is less than 0.025 MM;

the main shaft is in clearance fit with the inner layer bushing, and the clearance is less than 0.025 MM;

the main shaft sequentially penetrates through the shaft hole at one side of the opening end, the inner layer bushing of the first lug, the spring, the inner layer bushing of the second lug and the shaft hole at the other side of the opening end;

the outer diameter of the spring is smaller than that of the inner layer bushing, and the inner diameter of the spring is larger than that of the inner layer bushing; two ends of the spring are respectively pressed on the inner ports of the two inner layer bushings;

the positioning device is used for realizing the axial positioning of the double lugs at the opening end.

The rubber material is a sealant. The sizing material is filled between the flanges of the inner layer lining and the outer layer lining. The rubber material is filled between the outer wall surface of the inner layer lining and the inner wall surface of the outer layer lining. The positioning devices are cushion blocks and are respectively arranged between the double lug plates and the two side arms of the opening end.

Embodiment 2, see fig. 2,3, and 5, there is provided a double-layer bushing adhesive fixing device of a double-lug, where each lug hole of the double-lug is assembled with an inner layer bushing and an outer layer bushing, the outer layer bushing is in interference fit with the lug hole, the inner layer bushing is in clearance fit with the outer layer bushing, the clearance is less than 0.1MM, and outer ports of the inner layer bushing and the outer layer bushing are both formed with flanges; a sizing material is filled between the inner layer bushing and the outer layer bushing;

the double-layer bushing adhesive fixing device comprises a U-shaped block, a main shaft, a spring and a positioning device;

the two side arms of the opening end of the U-shaped block are provided with coaxial shaft holes, the main shaft is in clearance fit with the shaft holes, and the clearance is less than 0.025 MM;

the main shaft is in clearance fit with the inner layer bushing, and the clearance is less than 0.025 MM;

the main shaft sequentially penetrates through the shaft hole at one side of the opening end, the inner layer bushing of the first lug, the spring, the inner layer bushing of the second lug and the shaft hole at the other side of the opening end;

the outer diameter of the spring is smaller than that of the inner layer bushing, and the inner diameter of the spring is larger than that of the inner layer bushing; two ends of the spring are respectively pressed on the inner ports of the two inner layer bushings;

the positioning device is used for realizing the axial positioning of the double lugs at the opening end.

The glue material is curing glue. The sizing material is filled between the flanges of the inner layer lining and the outer layer lining. The rubber material is filled between the outer wall surface of the inner layer lining and the inner wall surface of the outer layer lining.

The positioning device is an adjusting screw, and the adjusting screws are arranged on the two side arms of the opening end.

One end of the main shaft forms a limiting convex shoulder.

Different examples of the systems, devices, and methods disclosed herein include various components, features, and functions. It should be understood that the various examples of the systems, devices, and methods disclosed herein may include any of the components, features, and functions of any of the other examples of the systems, devices, and methods disclosed herein in any combination or sub-combination, and all such possibilities are intended to fall within the scope of the present invention.

The description of the different advantageous arrangements has been presented for purposes of illustration and description, but is not intended to be exhaustive or limited to the examples in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Additionally, the different advantageous examples may describe different advantages as compared to other advantageous examples. The example or examples selected are chosen and described in order to best explain the principles of the examples, the practical application, and to enable others of ordinary skill in the art to understand the disclosure for various examples with various modifications as are suited to the particular use contemplated.