CN217258548U

CN217258548U - CAC triaxial rotation composite material fiber laying device

Info

Publication number: CN217258548U
Application number: CN202123246316.3U
Authority: CN
Inventors: 白贤荣; 王文义; 刘涛; 侯焕斌; 滕永进; 王均强
Original assignee: Weihai Guangwei Precision Machinery Co Ltd
Current assignee: Weihai Guangwei Precision Machinery Co Ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-08-23
Anticipated expiration: 2031-12-22

Abstract

The utility model relates to a rotatory combined material of CAC triaxial spreads silk device belongs to fibre and spreads silk machine field. The C1 shaft rotating arm is connected with the ram of the wire spreading machine through a flange, and the C1 shaft rotating arm is overlapped with the axis of a C1 shaft on the A shaft rotating arm and can rotate along the axis of the C1 shaft; the C2 axle rotating arm is coincident with the A axle axis on the A axle rotating arm and can rotate along the A axle axis; the wire laying head is connected with the C2 shaft rotating arm through a C2 shaft flange, and the wire laying head is overlapped with the axis line of the C2 shaft of the C2 shaft rotating arm, so that the C2 shaft of the wire laying head rotates. The utility model discloses can improve the coverage of putting the mould by a wide margin, satisfy the more wide silk shaping motion requirement of spreading the silk, be favorable to improving the efficiency of putting of spreading the silk machine, and spread the smooth and easy nature of process.

Description

CAC triaxial rotary composite material filament spreading device

Technical Field

The utility model relates to a fibre spreading machine field says in detail a CAC triaxial rotation combined material spreads silk device.

Background

As is well known, with the continuous development of the technology, large-scale airplanes and large-scale spacecrafts are widely designed in a light weight manner, so that a larger thrust-weight ratio is obtained, the load carrying capacity is improved, the structural strength requirement is continuously improved, the strength is ensured, and less mass becomes the core problem of the light weight design. The automatic filament laying technology changes the traditional manufacturing process, improves the manufacturing speed of the composite material component, and has the characteristics of stable laying precision, reliable quality, small and uniform filament bundle gaps, adaptability to spatial complex curved surface laying and the like.

The fiber laying technology is one of important means for realizing the low-cost manufacture of the composite material, integrates the respective advantages of the fiber winding technology and the automatic tape laying technology, lays the pre-impregnated tows on the surface of a product at a certain angle through a laying head capable of finishing the functions of clamping, re-feeding and cutting the tows, and is mainly used for the automatic forming processing of complex parts such as aerospace large spherical crown components, cone components, bearing cylinder components, S air inlet channels, fuselage wall plates and the like.

In practical application, the member comprises two structures of an open curved surface and a curved surface of a revolving body, so that the filament spreading head needs to realize three-axis rotation motion of a C1 axis, an A axis and a C2 axis, open curved surface laying can be completed by utilizing X, Y, Z interpolation and A axis rotation, the mechanism can realize collinearity of the C1 axis and the C2 axis, and the requirement of filament spreading forming motion of the curved surface of the revolving body can be met only when C1 and C2 reach 90 degrees along the A axis. The existing wire laying head has various structural forms for realizing three-axis rotation, and can be realized by adopting a mode of double arc rails and arc teeth, but the manufacturing cost of the arc rails and the arc teeth is high, and the installation and debugging precision is difficult; the servo motor is adopted to drive the speed reducer to drive the gear to realize the rotation of the fiber spreading head, but the structure has high cost, cannot eliminate tooth gaps, has slightly poor positioning precision, reduces the reliability of the system, and increases and decreases the manufacturing cost of the fiber spreading machine.

Disclosure of Invention

In order to overcome the not enough of prior art, the utility model provides a CAC triaxial rotation combined material fiber placement device, easily installation and debugging, positioning accuracy and systematic reliability are high.

The utility model provides a technical scheme that its technical problem adopted is: a CAC triaxial rotation composite material thread spreading device is provided with a thread spreading machine ram, and a C1 axle rotating arm is connected with the thread spreading machine ram through a flange, and is characterized in that a C1 axle rotating arm is superposed with the axis of a C1 axle on an A axle rotating arm and can rotate along the axis of a C1 axle; the C2 axle rotating arm is coincident with the A axle axis on the A axle rotating arm and can rotate along the A axle axis; the wire laying head is connected with the C2 shaft rotating arm through a C2 shaft flange, and the wire laying head is overlapped with the axis line of the C2 shaft of the C2 shaft rotating arm, so that the C2 shaft of the wire laying head rotates.

The utility model discloses still can realize through following measure:

the C1 axle rotor arm is equipped with C1 axle box, and C1 axle speed reducer is connected with C1 axle box, the output flange of C1 axle speed reducer be connected with A axle rotor arm, the income power axle mount pad of C1 axle speed reducer is connected with C1 axle servo motor.

The A-axis rotating arm can rotate at any angle of +/-365 degrees along the axis of the C1 shaft.

The A-axis rotating arm is provided with an A-axis box body, two sides of the A-axis box body are respectively connected with a set of A-axis speed reducers, the outside of each set of A-axis speed reducer is connected with an A-axis expansion sleeve through an A-axis head, the end part of the A-axis expansion sleeve enables the inner layer of the expansion sleeve to be fixed with the A-axis head through a screw, and the outer layer of the expansion sleeve is fixed with the C2-axis box body.

The input shaft mounting base of the A-axis speed reducer is connected with the A-axis servo motor to form two independent driving units, and the two driving units are symmetrically distributed.

The shaft head of the shaft A drives the wire laying head to rotate through the shaft rotating arm C2, so that the wire laying head can rotate at any angle of +/-95 degrees along the axis of the shaft A.

The C2 pivot rotor arm be equipped with C2 axle box, C2 axle speed reducer is connected with C2 axle box, the output of C2 axle speed reducer pass through C2 axle flange and spread the silk head and be connected, the income power axle mount pad of C2 axle speed reducer be connected with C2 axle servo motor.

When the servo motor of the C2 shaft rotates, the speed reducer of the C2 shaft is driven to rotate, so that the wire laying head rotates at any angle of +/-365 degrees along the axis of the C2 shaft, and the rotation of the wire laying head in the direction of the C2 shaft is realized.

The beneficial effects of the utility model are that, improve the coverage of putting the mould by a wide margin, satisfy the more wide silk shaping motion requirement of spreading the silk, be favorable to improving the efficiency of putting of spreading the silk machine, and spread the smooth and easy nature of process.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Figure 1 the structure of the present invention is schematically illustrated

Fig. 2 a schematic view of the C1 shaft structure of the present invention

Fig. 3 a schematic view of the structure of the shaft of the present invention

Fig. 4 is a schematic view of the C2 shaft structure of the present invention

In the figure 1-a ram of a filament spreader; 2-C1 pivot arm; 3-A axis rotating arm; 4-C2 pivot arm; 5-laying a silk head; 21-C1 axle box; a 22-C1 axis servo motor; a 23-C1 shaft reducer; 24-an output flange; a 25-C1 shaft axis; 31-A axle box body; a 32-A axis servo motor; 33-A shaft reducer; 34-A shaft flange; 35-A shaft head; 36-A shaft axis; 41-C2 axle box; a 42-C2 axis servo motor; 43-C2 shaft reducer; a 44-C2 shaft flange; 45-C2 shaft axis; 46-A axis; and the 47-A shaft is provided with an expansion sleeve.

Detailed Description

As shown in the figure, the rotatory combined material of CAC type triaxial fiber placement device that this patent embodiment provided mainly includes: c1 pivot arm 2, connect with slide pillow 1 of the wire laying machine through the flange, make the device can follow the X, Y, Z three-axis linear motion of the wire laying machine.

The C1 pivot arm 2 is provided with a C1 axle box body 21, and the C1 axle speed reducer 23 is connected with the C1 axle box body 21 through a positioning spigot, so that the main structure of the C1 axle arm 2 is formed. An output flange 24 of the C1 shaft speed reducer 23 is connected with the A shaft rotating arm 3 through a positioning spigot, so that the axis 25 of the central line C1 of the A shaft rotating arm 3 and the C1 shaft rotating arm 2 is superposed, and an input shaft mounting seat of the C1 shaft speed reducer 23 is connected with the C1 shaft servo motor 22 to form a C1 shaft independent driving unit. When the C1 shaft servo motor 22 rotates, the C1 shaft speed reducer 23 is driven to rotate, so that the a shaft rotating arm 3 rotates along the C1 shaft axis 25 by any angle of +/-365 degrees.

The A-axis rotating arm 3 is provided with an A-axis box body 31, two sides of the A-axis box body 31 are respectively connected with a set of A-axis speed reducers 33, the outside of each set of A-axis speed reducer 33 is connected with an A-axis expansion sleeve 47 through an A-axis head 35, the end part of the A-axis expansion sleeve 47 enables the inner layer of the expansion sleeve to be fixed with the A-axis head 35 through screws, and the outer layer of the expansion sleeve is fixed with the C2-axis box body 41. The input shaft mounting seat of the A-axis speed reducer 33 is connected with the A-axis servo motor 32 to form two independent driving units, the two driving units are symmetrically distributed, the stress on two sides is balanced, and a synchronous double-drive control mode is adopted, so that the dynamic response speed of the A-axis can be improved. When the A-axis servo motor 32 rotates, the A-axis speed reducer 33 is driven to rotate, and the C2-axis rotating arm 4 is driven to rotate through the A-axis head 35, so that the wire laying head 5 rotates at any angle of +/-95 degrees along the A-axis 36, and the rotation of the wire laying head 5 in the A-axis direction is realized.

The C2 pivot arm 4 is provided with a C2 axle box body 41, and a C2 axle speed reducer 43 is connected with the C2 axle box body 41 through a positioning stop port to form a main body structure of the C2 axle arm 4. The output end of the C2 shaft speed reducer 43 is connected with the wire laying head 5 through the positioning spigot of the C2 shaft flange 44, so that the wire laying head 5 is coincided with the axis 45 of the C2 shaft of the center line of the C2 shaft rotating arm. And the force input shaft mounting seat of the C2 shaft speed reducer 43 is connected with the C2 shaft servo motor 42 to form a C2 shaft independent driving unit. When the servo motor 42 of the C2 shaft rotates, the speed reducer 43 of the C2 shaft is driven to rotate, so that the wire laying head 5 rotates at an arbitrary angle of +/-365 degrees along the axis 45 of the C2 shaft, and the rotation of the wire laying head 5 in the direction of the C2 shaft is realized.

The speed reducers for the rotation of all the shafts adopt high-precision hollow cycloidal needle speed reducers, and control cables and air pressure pipelines required by the fiber laying heads 5 pass through central holes of the speed reducers and are led into drag chains to be arranged at corresponding positions.

In conclusion, according to the CAC type three-axis rotating composite material filament spreading device provided by the embodiment, the C1 shaft rotating arm 2 is overlapped with the C1 shaft axis 25 on the a shaft rotating arm 3, so that the C1 shaft axis can rotate along the C1 shaft axis, the C2 shaft rotating arm 4 is overlapped with the a shaft axis 36 on the a shaft rotating arm 3, so that the C2 shaft axis can rotate along the a shaft axis, the filament spreading head 5 is connected with the C2 shaft rotating arm 4 through the C2 shaft flange 44, so that the filament spreading head 5 is overlapped with the C2 shaft axis 45 of the C2 shaft rotating arm 4, so that the C2 shaft of the filament spreading head rotates, and therefore, the compression roller of the filament spreading head 5 rotates along the three axes of the C1 shaft, the a shaft and the C2 shaft, and when the C1 shaft rotating arm 2 is connected with the filament spreading machine ram 1 through the flange, the device can linearly move along with the three axes of the filament spreading machine X, Y, Z, and accordingly, six-axis linkage filament spreading is realized. When the C1 shaft axis 25 is coincident with the C2 shaft axis 45 line, the wire laying motion of an open curved surface and a wing beam component can be realized, when the included angle between the C1 shaft axis 25 and the C2 shaft axis 45 line is 90 degrees, the wire laying motion of a revolving body curved surface can be realized, the coverage range of a laying die is greatly improved, the requirement of wider wire laying forming motion of wire laying is met, the laying efficiency of a wire laying machine is favorably improved, and the smoothness of the laying process is facilitated.

Claims

1. A CAC triaxial rotation composite material thread spreading device is provided with a thread spreading machine ram, and a C1 axle rotating arm is connected with the thread spreading machine ram through a flange, and is characterized in that a C1 axle rotating arm is superposed with the axis of a C1 axle on an A axle rotating arm and can rotate along the axis of a C1 axle; the C2 axle rotating arm is coincident with the A axle axis on the A axle rotating arm and can rotate along the A axle axis; the wire laying head is connected with the C2 shaft rotating arm through a C2 shaft flange, and the wire laying head is overlapped with the axis line of the C2 shaft of the C2 shaft rotating arm, so that the C2 shaft of the wire laying head rotates.

2. The CAC triaxial rotary composite material spreading device according to claim 1, wherein the C1 axial rotating arm is provided with a C1 axial box body, a C1 axial speed reducer is connected with the C1 axial box body, an output flange of the C1 axial speed reducer is connected with the A axial rotating arm, and an input shaft mounting seat of the C1 axial speed reducer is connected with a C1 axial servo motor.

3. The CAC triaxial rotary composite filament spreading device according to claim 2, wherein the A-axis arm can rotate at an arbitrary angle of ± 365 ° along the axis of the C1 shaft.

4. The CAC triaxial rotary composite material filament spreading device according to claim 1, wherein the A-axis rotating arm is provided with an A-axis box body, two sides of the A-axis box body are respectively connected with a set of A-axis speed reducers, the outer part of each set of A-axis speed reducer is connected with an A-axis tensioning sleeve through an A-axis head, the end part of the A-axis tensioning sleeve enables the inner layer of the tensioning sleeve to be fixed with the A-axis head through a screw, and the outer layer of the tensioning sleeve is fixed with the C2-axis box body.

5. The CAC triaxial rotary composite wire spreading device according to claim 4, wherein the input shaft mounting seat of the A-axis reducer is connected with the A-axis servo motor to form two independent driving units, and the two driving units are symmetrically arranged.

6. The CAC triaxial rotary composite material spreading device according to claim 4, wherein the A-axis spindle head drives the spreading head to rotate through the C2-axis rotating arm, so that the spreading head can rotate at any angle of +/-95 degrees along the A-axis.

7. The CAC triaxial rotary composite material spreading device according to claim 1, wherein a C2 axle box body is arranged on a C2 axle rotating arm, a C2 axle speed reducer is connected with the C2 axle box body, an output end of the C2 axle speed reducer is connected with a spreading head through a C2 axle flange, and an input shaft mounting seat of the C2 axle speed reducer is connected with a C2 axle servo motor.

8. The CAC triaxial rotary composite filament spreading device according to claim 1, wherein the filament spreading head can rotate at an arbitrary angle of ± 365 ° along the axis of the C2 shaft.