CN113941842B

CN113941842B - Open assembly system

Info

Publication number: CN113941842B
Application number: CN202111357889.5A
Authority: CN
Inventors: 万林; 沈鹏; 刘青松; 陈强
Original assignee: Suzhou Yinghong Automation Equipment Co ltd
Current assignee: Suzhou Yinghong Automation Equipment Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-11-08
Anticipated expiration: 2041-11-17
Also published as: CN113941842A

Abstract

The invention discloses an open type assembly system, which relates to the field of open type assembly systems and comprises an installation platform, wherein the lower surface of the inner wall of the installation platform is fixedly connected with a rotary encoder, one side of the rotary encoder is fixedly connected with a main shaft, the center of the rod wall of the main shaft is fixedly connected with a bilateral groove cam, two sides of the rod wall of the main shaft are respectively and fixedly connected with a vertical rocker arm and a horizontal rocker arm, and the center of the upper surface of the installation platform is fixedly connected with a central shaft. The OAS assembly system is simplified, is a high-cost-performance scheme, is simple, stable, durable and low in maintenance cost, can be used for taking and placing modules, can be freely adjusted, is provided with 16 modules at most, is simply and mechanically positioned, and can drive all the modules to move by one central cam.

Description

Open assembly system

Technical Field

The invention relates to the field of open assembly systems, in particular to an open assembly system.

Background

Present complex aircraft product assembly mainly relies on traditional manual assembly mode to combine partial pertinence control measure, can improve aircraft product assembly quality to a certain extent, but still apart from the aircraft product assembly quality technical index who constantly improves and have considerable gap, mainly reflect: the assembly precision of large-size parts is not easy to guarantee. The maximum size of the part reaches more than 4m, the part is greatly deformed in the manufacturing and assembling processes, and effective detection and control measures are lacked in the assembling process, so that the requirement of design technical conditions cannot be met; the composite material/titanium alloy and composite material/aluminum alloy laminated structure has high hole making difficulty, the requirement of manual hole making on the operation skill of workers is extremely high, the hole making efficiency is low, composite material layering and diameter ellipse are easy to occur, and the performance of the aircraft product is seriously influenced due to the fact that the concave-convex amount of the head of the connecting piece is over-poor caused by hole position inclination and inaccurate pit cutting depth.

The automatic assembly system of the traditional pneumatic processing system not only needs a large amount of control system input in the traditional design, but also is easy to generate errors, and has very low speed, and the OAS assembly system is simplified, thereby being a high cost performance scheme.

Disclosure of Invention

The present invention is directed to provide an open assembly system, so as to solve the problems of the conventional automatic assembly system of a pneumatic processing system, which is proposed in the background art, that a large amount of control system inputs are required in the conventional design, that errors are easily generated, that the speed is slow, and that the OAS assembly system is simplified, which is a cost-effective solution.

To achieve the above object, the present invention provides the following technical solutions: the open type assembly system comprises an installation platform, wherein a rotary encoder is fixedly connected to the lower surface of the inner wall of the installation platform, a main shaft is fixedly connected to one side of the rotary encoder, a bilateral groove cam is fixedly connected to the center of the rod wall of the main shaft, and a vertical rocker arm and a horizontal rocker arm are fixedly connected to two sides of the rod wall of the main shaft respectively;

the mounting platform is characterized in that a central shaft is fixedly connected to the center of the upper surface of the mounting platform, a disc workbench is fixedly connected to the shaft wall of the central shaft, 1 multi-station cam divider is arranged on the surface of the disc workbench, a plurality of horizontal displacement modules are fixedly connected to the periphery of the upper surface of the disc workbench, and a vertical lifting platform is fixedly connected to one side of the upper surface of the mounting platform.

Preferably, the rear side of the lower surface of the inner wall of the mounting platform is fixedly connected with a power motor, the output end of the power motor is in transmission connection with the surface of the bilateral groove cam, and the lower end of the central shaft is fixedly connected with a sector gear.

Preferably, one side fixedly connected with mounting panel of mounting platform inner wall upper surface, the inner wall of mounting panel rotates and is connected with the transmission shaft.

Preferably, one side of the rod wall of the main shaft is fixedly connected with a first belt pulley, and one end of the transmission shaft is fixedly connected with a second belt pulley.

Preferably, the surface of the first pulley and the surface of the second pulley are rotationally connected through a synchronous belt.

Preferably, the other end of the transmission shaft is fixedly connected with a spur gear, and the lower surface of the spur gear is meshed with the surface of one side of the sector gear.

Preferably, the four corners of the lower surface of the mounting platform are fixedly connected with footing mounting plates, and the lower surfaces of the footing mounting plates are fixedly connected with supporting legs.

Preferably, it is a plurality of the equal fixedly connected with slipmat of lower surface of supporting legs, it is a plurality of the slipmat is PVB rubber materials system.

The invention has the technical effects and advantages that: the OAS assembly system is simplified, is a high-cost-performance scheme, is simple, stable, durable and low in maintenance cost, can be used for taking and placing modules, can be freely adjusted, is provided with 16 modules at most, is simply and mechanically positioned, and can drive all the modules to move by one central cam.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic top view of the present invention.

In the figure: 1. mounting a platform; 2. a rotary encoder; 3. a main shaft; 4. a double-sided groove cam; 5. a vertical rocker arm; 6. a horizontal rocker arm; 7. a central shaft; 8. a disc table; 9. a cam divider; 10. a horizontal shift module; 11. a vertical lifting platform; 12. a power motor; 13. a sector gear; 14. mounting a plate; 15. a drive shaft; 16. a first pulley; 17. a second pulley; 18. a synchronous belt; 19. a straight gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1, including mounting platform 1, surface fixedly connected with rotary encoder 2 under mounting platform 1's the inner wall, one side fixedly connected with main shaft 3 of rotary encoder 2, the pole wall center department fixedly connected with bilateral slot cam 4 of main shaft 3, the pole wall both sides of main shaft 3 are fixedly connected with vertical rocker arm 5 and horizontal rocker arm 6 respectively, mounting platform 1's upper surface center department fixedly connected with center pin 7, the axle wall fixedly connected with disc workstation 8 of center pin 7, the surface of disc workstation 8 is provided with 1 multistation cam splitter 9, the upper surface of disc workstation 8 is fixedly connected with a plurality of horizontal shift module 10 all around, upper surface one side fixedly connected with vertical lift platform 11 of mounting platform 1, 360 rotatory a week of cylindrical cam =4 vertical stroke +2 horizontal stroke =1 completion circulation, a 360 rotations of center drive cylindrical cam shows that the device is got and is put and is once complete circulation is accomplished to the device, promote and push down the module and is moved by following driving disc, the technological parameter, vertical stroke: maximum 40mm, horizontal travel: maximum 100mm, repeated positioning accuracy: 0.03mm, vertical stroke setting range: 15mm, horizontal stroke setting range: ± 20mm, motor voltage: 400V/50Hzor440V/60Hz, maximum module number: 16 snatch, promote, push down, driving motor: three-phase brake motor, servo motor, monitoring sensor: 24V, NPN.

The second embodiment is as follows:

as shown in fig. 2, the rear side fixedly connected with power motor 12 of installation platform 1 inner wall lower surface, the output of power motor 12 is connected with bilateral slot cam 4 surface transmission, the lower extreme fixedly connected with sector gear 13 of center pin 7, one side fixedly connected with mounting panel 14 of installation platform 1 inner wall upper surface, the inner wall of mounting panel 14 rotates and is connected with transmission shaft 15, the first belt pulley 16 of pole wall one side fixedly connected with of main shaft 3, the one end fixedly connected with second belt pulley 17 of transmission shaft 15, rotate through hold-in range 18 between the surface of first belt pulley 16 and the surface of second belt pulley 17 and be connected, the other end fixedly connected with straight gear 19 of transmission shaft 15, the lower surface of straight gear 19 is connected with one side surface meshing of sector gear 13, can carry out fine power supply to the device, make the device can be automatic to run the work.

And (3) test comparison: selecting ten sets of open type case equipment and systems with different product specifications to assemble and install the equipment;

the running beat of the first group of equipment can generally be between 6 seconds and 8 seconds;

the running beat of the second group of equipment can generally be between 4 seconds and 7 seconds;

the running beat of the third group of equipment can be generally between 3 seconds and 6 seconds;

the running beat of the fourth group of equipment can be generally between 8 seconds and 10 seconds;

the running beat of the fifth group of equipment can be generally between 5 seconds and 8 seconds;

the running beat of the sixth group of equipment can be generally between 3 seconds and 5 seconds;

the running beat of the seventh group of equipment can be generally between 6 seconds and 9 seconds;

the running beat of the eighth group of equipment can be generally between 10 seconds and 12 seconds;

the running beat of the ninth group of equipment can be generally between 4 seconds and 8 seconds;

the running beat of the tenth group of equipment can be generally between 1 second and 2 seconds;

the tenth group is the time required by the running beat of the equipment, so that the OAS assembly system is simplified, and is a high-cost-performance scheme, and the OAS assembly system is simple, stable, durable and low in maintenance cost, can be freely adjusted by taking and placing modules, is simply and mechanically positioned, is provided with 16 modules at most, and can be used for driving all the modules to move by one central cam, and the running beat of the equipment can be generally between 1 second and 2 seconds due to the synchronous design of a mechanism of the full cam, and can be finished within 1 second for some simple pure assembly occasions.

The working principle of the invention is as follows: s1, action: the power motor 12 outputs power to drive the bilateral groove cam 4 to rotate, the bilateral groove cam 4 drives the horizontal rocker arm 6 and the vertical rocker arm 5 to move, so that the horizontal rocker arm 6 drives the horizontal shifting module 10 to stretch, the vertical rocker arm 5 drives the vertical lifting platform 11 to move up and down, meanwhile, the cam divider 9 drives the disc working belt to rotate, the main shaft 3 drives the first belt pulley 16 to rotate, the first belt pulley 16 rotates the second belt pulley 17 through the synchronous belt 18, the second belt pulley 17 drives the straight gear 19 to rotate through the transmission shaft 15, the straight gear 19 drives the sector gear 13 to rotate, and the sector gear 13 drives the central shaft 7 to rotate;

s2, one-time central transmission can dynamically complete 16 times of taking and placing, module pressing or lifting actions. The OAS assembly system may cycle 60 times per minute with minimal control system input and extremely high reliability, depending on the vertical and/or horizontal stroke of the process.

And S3, indexing and rotating the rotary indexing table at the highest speed according to different stations. The rotary indexing table is electronically connected with a central drive, and one 360-degree rotation of the central drive represents a complete pick-and-place cycle.

S4. The rotary encoder 2 attached to the central drive can directly send control signals, for example, to adjust the clamp valve.

S5, an independent motor drives a cylindrical cam driven by the center to generate movement in a vertical direction and a horizontal direction, and two driving discs are respectively driven.

S6, the cylindrical cam rotates for one circle 360 degrees, namely =4 times of vertical stroke +2 times of horizontal stroke, and =1 time of complete cycle;

s7, taking and placing the maximum number of the modules: maximum 16-bit rotary indexing table station number: horizontal displacement diameter on 8-32-bit index table: the diameter of an upper turntable of 750 to 1150 indexing tables: 600 to 1000;

when the device is used, the supporting legs are matched with the foot mounting plates, so that the device can be integrally supported and fixed well, and the anti-slip mat can prevent the device from slipping under the condition of wet ground.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Open assembly system, including mounting platform (1), its characterized in that: the lower surface of the inner wall of the mounting platform (1) is fixedly connected with a rotary encoder (2), one side of the rotary encoder (2) is fixedly connected with a spindle (3), the center of the rod wall of the spindle (3) is fixedly connected with a bilateral groove cam (4), and two sides of the bilateral groove cam (4) are respectively connected with a vertical rocker arm (5) and a horizontal rocker arm (6) in a sliding manner;

a central shaft (7) is rotatably connected to the center of the upper surface of the mounting platform (1), a disc workbench (8) is fixedly connected to the shaft wall of the central shaft (7), 1 multi-station cam divider (9) is arranged on the surface of the disc workbench (8), a plurality of horizontal displacement modules (10) are fixedly connected to the periphery of the upper surface of the disc workbench (8), and a vertical lifting platform (11) is fixedly connected to one side of the upper surface of the mounting platform (1);

the rear side of the lower surface of the inner wall of the mounting platform (1) is fixedly connected with a power motor (12), the output end of the power motor (12) is in transmission connection with the surface of the bilateral groove cam (4), and the lower end of the central shaft (7) is fixedly connected with a sector gear (13);

one side of the upper surface of the inner wall of the mounting platform (1) is fixedly connected with a mounting plate (14), and the inner wall of the mounting plate (14) is rotatably connected with a transmission shaft (15);

one side of the rod wall of the main shaft (3) is fixedly connected with a first belt pulley (16), and one end of the transmission shaft (15) is fixedly connected with a second belt pulley (17);

the surface of the first belt pulley (16) is rotationally connected with the surface of the second belt pulley (17) through a synchronous belt (18);

the other end of the transmission shaft (15) is fixedly connected with a straight gear (19), and the lower surface of the straight gear (19) is meshed with the surface of one side of the sector gear (13);

when the device works, the power motor (12) outputs power to drive the bilateral groove cam (4) to rotate, the bilateral groove cam (4) drives the horizontal rocker arm (6) and the vertical rocker arm (5) to act, so that the horizontal rocker arm (6) drives the horizontal shifting module (10) to stretch and retract, and the vertical rocker arm (5) drives the vertical lifting platform (11) to move up and down.

2. The open-fitting system of claim 1, wherein: the lower surface four corners department of mounting platform (1) is equal fixedly connected with footing mounting panel, and is a plurality of the equal fixedly connected with supporting legs of lower surface of footing mounting panel.