CN110666493A - Automatic installation device for temporary composite fasteners - Google Patents
Automatic installation device for temporary composite fasteners Download PDFInfo
- Publication number
- CN110666493A CN110666493A CN201910837950.2A CN201910837950A CN110666493A CN 110666493 A CN110666493 A CN 110666493A CN 201910837950 A CN201910837950 A CN 201910837950A CN 110666493 A CN110666493 A CN 110666493A
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- composite
- air gun
- automatic
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- composite temporary
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
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- Mechanical Engineering (AREA)
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Abstract
The invention discloses an automatic installation device for a temporary composite fastener, which relates to the field of assembly and manufacturing of automobiles, ships and aerospace, and comprises a connecting piece, a base, an electric proportional valve, a supporting shell, a spring, a laser sensor, an air gun, a camera, a stepping motor, a front control installation frame and a rear clamping plate; the support housing comprises a left support housing and a right support housing; the left supporting shell and the right supporting shell are fixed on the base; the base is fixed on the connecting piece; the connecting piece is fixed on the robot; grooves matched with the air gun in shape are formed in the left supporting shell and the right supporting shell and used for positioning the air gun and enabling the air gun to slide in the grooves. The method has the advantages that the fitting degree of the installation operation simulation and the actual working condition is high, the installation clamping force of the composite temporary fastening piece is ensured, the pre-connection quality of the composite temporary fastening piece is improved, and the installation efficiency of the composite temporary fastening piece is effectively improved.
Description
Technical Field
The invention relates to the field of assembly and manufacture of machinery, automobiles, ships, aerospace components and assemblies, in particular to an automatic installation device for a temporary composite fastener.
Background
In many mechanical product assembly processes, before final assembly of a composite material thin-wall structure is performed, one or more rows of mounting holes need to be drilled on the composite material thin-wall structure, and in order to eliminate gaps among parts, avoid the occurrence of more burrs to influence the processing quality of the holes, and avoid the occurrence of play among the parts during processing to influence the alignment of the holes during final assembly, fasteners need to be installed in pre-processed positioning holes, and the common fasteners are rivets, bolts and the like. However, in the assembly field, the situation is often that only one side operation can be carried out on the composite material thin-wall structure due to the space limitation, and in the case that a composite material temporary fastening piece is adopted and the installation operation is carried out by a pneumatic tool.
Proper operation can result in different clamping forces in the composite temporary fastener. The large clamping force has great benefits for eliminating the clearance between the composite material thin-wall parts, increasing the rigidity of the composite material part and realizing more stable positioning; but simultaneously, the larger clamping force can also damage the hole wall and the hole edge of the composite material part, and hidden troubles are brought to the bearing performance and the fatigue life of the machine. The clamping force may vary significantly from the expected value during installation of the composite temporary fastener if the operation is not proper, such as pneumatic installation tools and misalignment of the composite temporary fastener with the composite hole axis. Or when the pneumatic installation tool is withdrawn, improper operation can cause secondary damage to the composite hole edge.
Therefore, the technical personnel in the field are dedicated to develop an automatic installation device for the temporary composite fastener, and the problems that the characteristics of the traditional manual installation process are difficult to simulate, the consistency of pre-connection clamping force is poor, the hole edge of the composite material is easy to damage, the traditional manual installation efficiency is low and the like are solved.
Disclosure of Invention
Aiming at the defects of the existing manual installation of the temporary composite fastening piece, the invention provides the automatic installation device for the temporary composite fastening piece, and the device realizes the simulation of the characteristics of the manual installation process, ensures the consistency of the pre-connection clamping force and the damage to the hole edge of the composite material, and realizes the improvement of the installation efficiency of the temporary composite fastening piece.
In order to achieve the aim, the invention provides an automatic mounting device for a temporary composite fastener, which comprises a connecting piece, a base, an electric proportional valve, a supporting shell, a spring, a laser sensor, an air gun, a camera, a stepping motor, a front control mounting frame and a rear clamping plate, wherein the connecting piece is fixed on the base; the support housing comprises a left support housing and a right support housing; the left supporting shell and the right supporting shell are fixed on the base; the base is fixed on the connecting piece; the connecting piece is fixed on the robot; grooves matched with the air guns in shape are formed in the left supporting shell and the right supporting shell and used for positioning the air guns and enabling the air guns to slide in the grooves; the front control mounting frame and the rear clamping plate are fixed on a handle of the air gun through forced assembly; the spring is arranged between the tail of the air gun and the electric proportional valve; the electric proportional valve is arranged between the front control mounting frame and a handle of the air gun; the electric proportional valve is disposed between the spring and the back plate of the support housing.
Further, the detection system consisting of the laser sensor and the camera can realize the centering of the air gun and the mounting hole.
Further, the stepping motor is used for adjusting a forward and reverse rotation wrench of the air gun.
Further, the electric proportional valve is used for adjusting the installation air pressure of the air gun.
Further, when the air gun front end is pressed, the spring compresses, and the air gun slides in the support shell.
Furthermore, a lug is arranged on the front control mounting frame to dead-stop the trigger of the air gun.
In a preferred embodiment of the present invention, the laser sensors are disposed one on each of left and right sides of the support housing.
Further, the camera is disposed at an upper side of the support housing.
Further, the base, the left support shell, the right support shell, the front control mounting frame and the rear clamping plate are all made of aluminum alloy materials and sand blasting is carried out on the outer surface of the front control mounting frame and the rear clamping plate.
The invention also provides an operation method of the automatic installation device for the temporary composite fastener, which comprises the following steps:
step 3, rotating the joint of the robot through an operating system, adjusting the pose of the automatic installation device of the composite temporary fastener, and finishing the centering of the air gun and the installation hole under the feedback of the laser sensor and the camera;
step 4, rotating the joint of the robot through an operating system, inserting the composite temporary fastening piece into the mounting hole and tightly jacking the composite temporary fastening piece;
step 5, electrifying and ventilating to finish screwing the temporary composite fastener;
and 6, rotating the joint of the robot through the operating system to finish the exit of the automatic mounting device of the composite temporary fastener.
Has the advantages that:
the invention provides an automatic installation device for a temporary composite fastener, which can be used for completing the automatic installation of the temporary composite fastener; the alignment of the composite temporary fastening piece and the mounting hole is automatically completed through a laser sensor and a camera; the pneumatic installation tool is controlled by the stepping motor to complete the screwing and the unloading of the temporary composite fastener; the control of the tightening air pressure is completed through an electric proportional valve; the invention has compact design, high efficiency and low cost, can carry out intelligent operation on the installation of various composite material temporary fasteners in mechanical assembly, has high degree of freedom and high fitting degree of installation operation simulation and actual working conditions, ensures the installation clamping force of the composite material temporary fasteners, improves the pre-connection quality of the composite material temporary fasteners and effectively improves the installation efficiency of the composite material temporary fasteners.
The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, the features and the effects of the present invention.
Drawings
FIG. 1 is a schematic view of the overall structure of the automatic composite temporary fastener installation apparatus of the present invention in operation;
FIG. 2 is a schematic structural view of an automatic composite temporary fastener installation apparatus of the present invention;
FIG. 3 is a flow chart of the operation of the automatic composite temporary fastener installation apparatus of the present invention.
Wherein: the automatic installation device comprises a composite material temporary fastener 1, a connector 1-1, a base 1-2, an electric proportional valve 1-3, a left support shell 1-4, a laser sensor 1-5, a spring 1-6, a camera 1-7, an air gun 1-8, a front control installation rack 1-9, a stepping motor 1-10, a rear clamping plate 1-11, a right support shell 1-12 and a robot 2.
Detailed Description
The technical contents of the preferred embodiments of the present invention will be more clearly and easily understood by referring to the drawings attached to the specification. The present invention may be embodied in many different forms of embodiments and the scope of the invention is not limited to the embodiments set forth herein.
In the drawings, structurally identical elements are represented by like reference numerals, and structurally or functionally similar elements are represented by like reference numerals throughout the several views. The size and thickness of each component shown in the drawings are arbitrarily illustrated, and the present invention is not limited to the size and thickness of each component. The thickness of the components may be exaggerated where appropriate in the figures to improve clarity.
As shown in fig. 1, the technical solution of the present invention provides an automatic installation device for temporary composite fasteners, wherein an automatic installation device 1 for temporary composite fasteners is fixedly connected to a robot 2 through a connecting member 1-1. The robot 2 may be fixed to a lift or work table/frame which may be used to adjust the height of the robot and provide positioning and support for it.
As shown in fig. 2, the automatic installation device for the temporary composite fastener comprises a connecting piece 1-1, a base 1-2, an electric proportional valve 1-3, a supporting shell, a spring 1-6, a laser sensor 1-5, an air gun 1-8, a camera 1-7, a stepping motor 1-10, a front control installation frame 1-9 and a rear clamping plate 1-11; the support housing comprises a left support housing 1-4 and a right support housing 1-12; the left supporting shell 1-4 and the right supporting shell 1-12 are fixed on the base 1-2; the base 1-2 is fixed on the connecting piece 1-1; the connecting piece 1-1 is fixed on the robot 2; grooves matched with the shapes of the air guns 1-8 are formed in the left supporting shell 1-4 and the right supporting shell 1-12 and used for positioning the air guns 1-8 and enabling the air guns to slide in the grooves; the front control mounting frame 1-9 and the rear clamping plate 1-11 are fixed on a handle of the air gun 1-8 through forced assembly; the springs 1-6 are arranged between the tail parts of the air guns 1-8 and the electric proportional valves 1-3; the electric proportional valve 1-3 is arranged between the front control mounting frame 1-9 and a handle of the air gun 1-8; the electric proportional valve 1-3 is disposed between the spring 1-6 and the back plate of the support housing.
The detection system consisting of the laser sensors 1-5 and the cameras 1-7 can realize the centering of the air guns 1-8 and the mounting holes.
The stepping motors 1-10 are used for adjusting forward and reverse rotation wrenches of the air guns 1-8.
The electric proportional valve 1-3 is used for adjusting the installation air pressure of the air gun 1-8.
When the front ends of the air guns 1-8 are pressed, the springs 1-6 are compressed, and then the air guns 1-8 slide in the supporting shell.
In a preferred embodiment of the invention, the front control mount 1-9 has a projection for locking the trigger of the air gun 1-8.
In a preferred embodiment of the present invention, the laser sensors 1 to 5 are disposed one on each of the left and right sides of the support housing.
In a preferred embodiment of the invention, the cameras 1-7 are arranged on the upper side of the support housing.
In a preferred embodiment of the present invention, the base 1-2, the left support housing 1-4, the right support housing 1-12, the front control mounting frame 1-9 and the rear clamping plate 1-11 are made of aluminum alloy and sand-blasted on the outer surface.
As shown in fig. 3, the technical solution of the present invention provides an operation method of an automatic installation apparatus for a composite temporary fastener:
step 3, rotating the joint of the robot 2 through an operating system, adjusting the pose of the automatic composite temporary fastener installation device 1, and finishing centering of the air guns 1-8 and the installation hole under the feedback of the laser sensors 1-5 and the cameras 1-7;
step 4, rotating the joint of the robot 2 through the operating system, inserting the composite temporary fastening piece into the mounting hole and tightly jacking the composite temporary fastening piece;
step 5, electrifying and ventilating to finish screwing the temporary composite fastener;
and 6, rotating the joint of the robot 2 through the operating system to finish the exit of the automatic composite material temporary fastener mounting device 1.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. An automatic installation device for temporary composite fasteners is characterized by comprising a connecting piece, a base, an electric proportional valve, a supporting shell, a spring, a laser sensor, an air gun, a camera, a stepping motor, a front control installation frame and a rear clamping plate; the support housing comprises a left support housing and a right support housing; the left supporting shell and the right supporting shell are fixed on the base; the base is fixed on the connecting piece; the connecting piece is fixed on the robot; grooves matched with the air guns in shape are formed in the left supporting shell and the right supporting shell and used for positioning the air guns and enabling the air guns to slide in the grooves; the front control mounting frame and the rear clamping plate are fixed on a handle of the air gun through forced assembly; the spring is arranged between the tail of the air gun and the electric proportional valve; the electric proportional valve is arranged between the front control mounting frame and a handle of the air gun; the electric proportional valve is disposed between the spring and the back plate of the support housing.
2. An automated composite temporary fastener installation apparatus according to claim 1, wherein a detection system comprising said laser sensor and said camera enables said air gun to be centered with respect to the installation hole.
3. An automatic composite temporary fastener installation apparatus as claimed in claim 1, wherein said stepper motor is adapted to adjust a reversible wrench of said air gun.
4. An automatic composite temporary fastener installation apparatus as claimed in claim 1, wherein said electrical proportional valve is used to regulate the installation air pressure of said air gun.
5. An automatic composite temporary fastener installation apparatus as claimed in claim 1, wherein said spring compresses when said air gun nose is compressed, whereby said air gun slides within said support housing.
6. An automatic composite temporary fastener installation apparatus as claimed in claim 1, wherein said front control mount has a projection thereon for deadening the trigger of said air gun.
7. An automatic composite temporary fastener installing apparatus according to claim 1, wherein said laser sensors are provided one on each of left and right sides of said support housing.
8. An automated composite temporary fastener installation apparatus according to claim 1, wherein said camera is disposed on an upper side of said support housing.
9. An automatic installation device for a composite temporary fastener according to claim 1, characterized in that said base, said left support casing, said right support casing, said front control mounting frame and said rear clamping plate are all made of aluminum alloy and sand-blasted on the outer surface.
10. A method of operating an automatic composite temporary fastener installation apparatus as claimed in any one of claims 1 to 9, characterized by the steps of:
step 1, selecting a corresponding air gun according to a composite temporary fastener to be installed, installing the air gun into an automatic installation device of the composite temporary fastener, and connecting the automatic installation device of the composite temporary fastener with a robot;
step 2, rotating the joint of the robot through an operating system, adjusting the pose of the automatic installation device of the composite temporary fastening piece, and installing the composite temporary fastening piece into the air gun;
step 3, rotating the joint of the robot through an operating system, adjusting the pose of the automatic installation device of the composite temporary fastener, and finishing the centering of the air gun and the installation hole under the feedback of the laser sensor and the camera;
step 4, rotating the joint of the robot through an operating system, inserting the composite temporary fastening piece into the mounting hole and tightly jacking the composite temporary fastening piece;
step 5, electrifying and ventilating to finish screwing the temporary composite fastener;
and 6, rotating the joint of the robot through the operating system to finish the exit of the automatic mounting device of the composite temporary fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910837950.2A CN110666493A (en) | 2019-09-05 | 2019-09-05 | Automatic installation device for temporary composite fasteners |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910837950.2A CN110666493A (en) | 2019-09-05 | 2019-09-05 | Automatic installation device for temporary composite fasteners |
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| Publication Number | Publication Date |
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| CN110666493A true CN110666493A (en) | 2020-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910837950.2A Pending CN110666493A (en) | 2019-09-05 | 2019-09-05 | Automatic installation device for temporary composite fasteners |
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| CN (1) | CN110666493A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111283405A (en) * | 2020-03-23 | 2020-06-16 | 上海无线电设备研究所 | Frame type detection mechanism and cabin body precise butt joint device and method |
| CN114076651A (en) * | 2020-08-20 | 2022-02-22 | 上海飞机制造有限公司 | Composite temporary fastener verification device and use method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111283405A (en) * | 2020-03-23 | 2020-06-16 | 上海无线电设备研究所 | Frame type detection mechanism and cabin body precise butt joint device and method |
| CN114076651A (en) * | 2020-08-20 | 2022-02-22 | 上海飞机制造有限公司 | Composite temporary fastener verification device and use method thereof |
| CN114076651B (en) * | 2020-08-20 | 2024-04-26 | 上海飞机制造有限公司 | Composite temporary fastener verification device and application method thereof |
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Application publication date: 20200110 |
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