WO2022142037A1

WO2022142037A1 - Multi-angle two-point incremental forming machining platform having displacement compensation function

Info

Publication number: WO2022142037A1
Application number: PCT/CN2021/091618
Authority: WO
Inventors: 李燕乐; 刘飞飞; 周书柳; 李方义; 刘元玉; 李剑峰
Original assignee: 山东大学
Priority date: 2020-12-31
Filing date: 2021-04-30
Publication date: 2022-07-07
Also published as: CN112828109B; AU2021363109B2; CN112828109A; AU2021363109A1

Abstract

A multi-angle two-point incremental forming machining platform having a displacement compensation function, the machining platform comprising: two sets of multi-angle tool head movement systems, which are distributed on two sides of a plate; and two sets of position adjusting systems, which are respectively connected to the two sets of tool head movement systems, wherein each set of position adjusting systems is composed of three pairs of sliding blocks and sliding rails, and drives a tool head platform to move in three spatial directions. By means of deflection control mechanisms, a tool head is deflected at a small angle in the Y and Z directions.

Description

A Multi-Angle Two-Point Incremental Forming Machining Platform with Displacement Compensation Function

technical field

The invention belongs to the field of sheet metal processing, in particular to a multi-angle double-point incremental forming processing platform with displacement compensation function.

technical background

In recent years, with the continuous improvement of processing technology and the rapid development of social productivity, sheet metal forming parts have been more widely used in high-tech fields such as aerospace, ship and marine. Especially in the manufacture of aircraft, spacecraft, high-end weapons and equipment, aircraft carriers, cruise ships and prototypes, higher requirements are placed on the quality of complex-shaped thin-walled sheet products with high performance, light weight and variable batches, which makes the existing forming technology. challenged. 3D incremental forming technology can realize small batch and personalized customization, and can complete the forming of sheet without custom mold, which is beneficial to reduce the production cost of small batch products.

The inventor found that the processing requirements of the target part with a large forming angle will be encountered during the processing of the plate. In this case, the plate in the to-be-processed area will interfere with the movement of the forming tool head, resulting in the tool head being unable to reach the predetermined position, thus unable to. Complete processing tasks. In modern production practice, the parts in such cases cannot be formed at one time and must be processed twice, which seriously affects the processing efficiency and production economy. Although Xu Dongkai, Lu Bin, and Chen Jun of Shanghai Jiaotong University proposed a method of rotating the plate in the patent publication number CN 103639249 A to improve the forming accuracy and reliability of forming complex plates, it is relatively difficult to realize the rotation of the plate. , and the present invention achieves the above-mentioned purpose by controlling the deflection of the tool head with a simple device, and at the same time increases the deflectable angle of the tool head relative to the plate.

SUMMARY OF THE INVENTION

In order to overcome the deficiencies of the prior art, the present invention provides a multi-angle two-point incremental forming processing platform with displacement compensation function, which can improve the forming accuracy and forming efficiency of complex-shaped sheet metal. has significant advantages.

In order to solve the technical problems existing in the prior art, the present invention adopts the following technical solutions:

The invention discloses a multi-angle dual-point incremental forming processing platform with displacement compensation function, comprising a support, two sets of position adjustment devices are arranged on the support, and each of the two sets of position adjustment devices drives a multi-angle movement The tool head moves in the three directions of X, Y and Z; the two multi-angle movement tool heads are identical, and each includes a first deflection control mechanism, a second deflection control mechanism, a first rocker, a second rocker, Ball joint bearings, telescopic rods, connecting rods and tool heads;

The lower ends of the first rocker and the second rocker are respectively connected with the two ends of the ball joint support through the connecting piece, the upper ends of the first rocker and the second rocker are connected in rotation with the two ends of the connecting rod, and a connecting rod is provided in the middle of the connecting rod. There is a spherical protrusion at the tail of the telescopic rod, and the spherical protrusion fits with the through hole; the middle part of the telescopic rod is fixed with a through hole metal ball, and the through hole metal ball is in phase with the through hole in the middle of the ball hinge support. Cut fit, the head of the telescopic rod is connected to the tool head;

The first deflection control mechanism controls the first rocker, the second rocker drives the telescopic rod, and the tool head rotates in the XZ plane; the second deflection control mechanism controls the first rocker, the second rocker drives the telescopic rod, and the tool head rotates in YZ in-plane rotation.

As a further technical solution, the spherical hinge support includes a body, the middle part of the body is a through hole, one end is a first solid shaft, and the other end is a second solid shaft.

As a further technical solution, the first deflection control mechanism includes a first servo motor, a driving bevel gear, a driven bevel gear, and a first special-shaped bushing; the first servo motor is fixed on one side of the lower end of the first rocker, and the first A servo motor is connected with the driving bevel gear, and the driving bevel gear is meshed with the driven bevel gear; the first special-shaped bushing includes a shaft and a bush whose axes are vertical and connected together, the bushing is mounted on the bottom of the first rocker, and the shaft is connected with the driven bevel. The gears are connected; the sleeve is sleeved on the first solid shaft of the spherical hinge support, and the sleeve is rotatable relative to the first solid shaft.

As a further technical solution, the sleeve is internally provided with a connecting key, which is connected with the solid shaft through the connecting key.

As a further technical solution, the second deflection control mechanism includes a second servo motor, a driving gear, a driven gear, and a second special-shaped bushing; the second servo motor is fixed on the ball joint support, and the second servo motor is connected to the driving The gear is connected, and the driving gear is meshed with the driven gear; the second special-shaped bushing comprises a shaft and a bushing whose axes are vertical and connected together, the driven gear is fixed on the bushing, and the bushing is mounted on the bottom of the second rocker; the The sleeve is sleeved on the second solid shaft, and the sleeve is rotatable relative to the second solid shaft.

As a further technical solution, the first rocker and the second rocker have the same structure, including a main body, one end of the main body is provided with a bushing, the other end is provided with a solid shaft, and the side of the bushing is provided with through hole.

As a further technical solution, the through-hole metal ball is eccentrically matched with the through-hole of the ball hinge support.

As a further technical solution, the telescopic rod is a hydraulic telescopic rod.

As a further technical solution, a displacement sensor is provided on the telescopic rod.

As a further technical solution, the two sets of position adjustment devices are arranged symmetrically with respect to the center of the support; a clamping member is installed between the two sets of position adjustment devices, and the clamping member is used to clamp the to-be-to-be-used For the machined sheet, two multi-angle movement tool heads are located on both sides of the sheet.

Compared with the prior art, the present invention has the following advantages and innovations:

1. The multi-angle power tool head can not only translate but also rotate. When encountering the forming demand with a large angle, the deflection control mechanism is used to realize the small angle deflection of the tool head in the y and z directions, so as to avoid it. The movement of the interference caused by the plate, and then complete the processing task at one time, to further improve the complexity of the machined plate, improve the quality of the formed plate; the tool head can achieve a certain angle of deflection, which increases the movement range and flexibility of the tool head, can It can meet the forming requirements of parts with complex shapes, and can also improve the quality of the formed sheet.

2. The present invention forms a closed-loop control system through the hydraulic telescopic rod and the displacement sensor, which realizes the real-time compensation of the displacement change between the tool head and the plate after deflection, and further improves the forming accuracy of the plate.

3. The connection between the multi-angle power tool head and the two slide rails disperses the force of the tool head evenly on the position adjusting device, which increases the range of the applied force of the tool head, and further improves the machining accuracy and the durability of the machined sheet. Complexity. And through multiple sets of slide rail slider devices, the tool head can be driven to any position in space to achieve precise positioning of the tool head.

4. In the present invention, a multi-angle moving tool head is arranged on both sides of the plate, the structure is simple, the installation is convenient, the processing speed is fast, and the forming efficiency of the plate is improved.

Description of drawings

The accompanying drawings that form a part of the present application are used to provide further understanding of the present application, and the schematic embodiments and descriptions of the present application are used to explain the present application and do not constitute improper limitations on the present application.

Fig. 1 is a schematic diagram of a multi-angle machining platform with displacement compensation function based on two-point incremental forming machining technology;

Figure 2 is an overall schematic diagram of a multi-angle tool head motion system;

Figure 3 is a schematic diagram of the right side deflection control mechanism shown in Figure 2;

Figure 4 is a schematic diagram of the left side deflection control system shown in Figure 3;

5 and 6 are schematic diagrams of the position adjustment mechanism;

Figure 7 and Figure 8 are schematic diagrams of the spherical hinge support and the telescopic rod;

9 is a schematic diagram of a first special-shaped bushing;

Figure 10 is a schematic diagram of the second special-shaped bushing;

FIG. 11 is a schematic diagram of the first rocker.

In the figure: 1, the third slide rail; 2, the support arm; 3, the baffle plate; 4, the bolt; 5, the gear guard; 6, the first servo motor; 7, the first slide block; 9. The first screw; 10. Through-hole connecting rod; 11. Hydraulic telescopic rod; 12. Base; 13. Displacement sensor; 14. Lower oil port; 15. Ball joint support; 16. Fourth servo motor; 17 , upper oil port; 18, spherical through hole; 19, driven bevel gear; 20, the fifth servo motor; 22, the first special-shaped bushing, 22-1 bushing, 22-2 shaft; 23 the first rocker, 23 -1, rocker body, 23-2, shaft sleeve, 23-3 solid shaft, 23-4 through hole; 24, through hole metal ball; 25, second slider; 26, second servo motor; 27, first Three servo motors; 28, the third slider; 29, the second slide rail; 30, spur gear, 31 second rocker, 32 driving gear, 33 driven gear; 34 driving bevel gear; 35 second special-shaped bushing, 35 -1 bushing, 35-2 axles.

Detailed ways

It should be noted that the following detailed description is exemplary and intended to provide further explanation of the application. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It should be noted that the terminology used herein is for the purpose of describing specific embodiments only, and is not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly dictates otherwise, the singular is intended to include the plural as well, furthermore, it is to be understood that when the terms "comprising" and/or "including" are used in this specification, it indicates that the presence of features, steps, operations, devices, components and/or combinations thereof;

For the convenience of description, if the words "up", "down", "left" and "right" appear in this application, it only means that the directions of up, down, left and right are consistent with the drawings themselves, and do not limit the structure. It is to facilitate the description of the present invention and to simplify the description, rather than indicating or implying that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as a limitation on the application. Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

Terminology explanation part: Terms such as "installation", "connection", "connection", "fixation" in this application should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integrated; It can be a mechanical connection, or an electrical connection, a direct connection, or an indirect connection through an intermediate medium, an internal connection between two elements, or an interaction relationship between two elements. For those of ordinary skill in the art , the specific meanings of the above terms in the present invention can be understood according to specific situations.

Example 1:

The present invention will be described in detail below with reference to accompanying drawings 1 to 11. Specifically, the structure is as follows: The present invention provides a multi-angle machining platform with displacement compensation function based on two-point incremental forming machining technology, including an equipment shell, two sets of positions The adjustment control system and two sets of multi-angle tool head motion systems; it should be noted that in the following description, the directions of the three axes of x, y, and z are described by taking the directions shown in FIG. 1 as an example; The hole metal ball and the large through hole metal ball both refer to the metal ball with a through hole in the center.

The main components of the position adjustment control system described in this embodiment are two sets of drive structures, each set of drive structures includes three pairs of slider slide rail devices, which drive the tool head platform to move in three directions in space. Specifically, it includes a base 12, a baffle 3 is provided on the left and right sides of the base 12, and two sets of processing devices are installed between the two baffles 3, corresponding to Fig. 1 are one set on the left and one set on the right, The left and right sets of devices are exactly the same; the left set and the right set are separated by the upper and lower clamping members; the technical solution of the present invention is described below by taking one of the sets as an example;

Two parallel first guide shafts and a first lead screw 9 are arranged between the baffle plate 3 and the upper clamping member, and a guide slide rail is provided corresponding to the first guide shaft and the first lead screw 9. The guide slide rails Installed on the upper support arm 2; between the baffle plate 3 and the lower clamping member are also provided with two mutually parallel first guide shafts and first lead screws 9, corresponding to the first guide shafts and the first lead screws 9 A guide rail is also provided, and the guide rail is also installed on the corresponding lower support arm 2; a first slider 7 is provided on each of the first guide shaft and the first lead screw 9, and the first slider is also Connected with the corresponding guide slide rails, a second lead screw and a second slide rail 29 are installed between the first guide shaft on the upper part and a pair of opposite sliders of the first lead screw 9, and the first guide shaft on the lower part A set of second lead screws and second slide rails are installed between the shaft and a pair of opposite sliding blocks of the first lead screw 9, and the axes of the second lead screws and the second slide rails are perpendicular to the first lead screw, and The second lead screw and the second slide rail are provided with corresponding second sliders; a third lead screw and a third slide rail 1 are installed between the upper and lower second sliders, and the third lead screw and the first A third sliding block is installed on the three sliding rails 1, and a multi-angle tool head motion system is connected to the third sliding block; z moves on the three axes.

It should be noted that the above-mentioned two first lead screws are driven by a set of driving devices, as shown in Figures 5 and 6, for the set of devices on the left, the first servo motor 9 drives a pinion, the pinion and a The large gear meshes with the two middle gears, and the two middle gears respectively drive the two first lead screws to rotate. Further, the above-mentioned second lead screw is driven by the second servo motor 26 ; the third lead screw is driven by the third servo motor 28 .

Further, the main components of the multi-angle tool head motion system are the deflection control mechanism, the first rocker 23, the second rocker 31, the ball hinge support 15, the through-hole metal ball 24, the hydraulic telescopic rod 11 and the tool head;

Among them, the spherical hinge support 15 includes a body, the two ends of the body are connected with a solid shaft or the solid shaft is integrally formed with the body, and the center of the body of the spherical hinge support 15 is a through hole; Through-hole metal balls 24 are mated.

The first rocker 23 and the second rocker 31 have the same structure. This embodiment takes the first rocker 23 as an example for description, as shown in FIG. 11 ; the first rocker 23 includes a rocker body 23-1 , a shaft sleeve 23-2 is arranged at one end of the rocker body 23-1, and a solid shaft 23-3 is arranged at the other end. The side of the shaft sleeve 23-2 is provided with a through hole 23-4. The function of 23-4 is mainly that when the rocker is matched with the heterosexual bushing, the hole is matched with the sleeve of the special-shaped bushing and the shaft connection position, so that the shaft of the special-shaped bushing is located in the shaft sleeve of the rocker, and the sleeve of the special-shaped bushing is located in the shaft of the rocker. Located outside the rocker's shaft sleeve.

The above-mentioned deflection control mechanism includes two sets, of which one set of deflection control mechanism is shown in FIG. 3, which includes the fifth servo motor 20, the driving bevel gear 34, the driven bevel gear 19 and the special-shaped bushing 22; the fifth servo motor 20 is fixed on the On one side of the lower end of the first rocker 23, the drive shaft of the fifth servo motor 20 is connected with a drive bevel gear 34, the drive bevel gear 34 meshes with the driven bevel gear 19, and the driven bevel gear 19 is connected with the first special-shaped bushing One end of the shaft 22 - 2 of the 22 is connected, and the shaft 22 - 2 is installed in the shaft sleeve 23 - 2 of the first rocker 23 .

Further, the first special-shaped shaft sleeve 22 is shown in FIG. 9, which includes a shaft 22-2 and a sleeve 22-1, the shaft 22-2 and the sleeve 22-1 are welded together, and the axes of the two are perpendicular; The shaft 22-2 is sleeved in the shaft sleeve 23-2 at the lower part of the first rocker 23; the sleeve 22-1 is sleeved on the solid shaft of the left end of the spherical hinge support 15 (taking the orientation shown in FIG. 2 as an example), and the sleeve 22 is connected. The relative rotation between -1 and the solid shaft of the spherical hinge support 15.

Another set of deflection control mechanism is shown in FIG. 4 , including a driving gear 32 , a driven gear 33 , a fourth servo motor 16 , and a second special-shaped bushing 35 . The fourth servo motor 16 is fixed on the ball joint support 15 , the drive shaft of the fourth servo motor 16 meshes with the driving gear 32 , the driving gear 32 is connected with the driven gear 33 , and the driven gear 33 is fixed on the outer ring of the sleeve 35 - 1 of the second special-shaped shaft sleeve 35 (The passive gear 33 and the sleeve 35-1 are selectively connected by a key). It should be noted that the driving gear 32 and the driven gear 33 described in this embodiment are common spur gears.

The second special-shaped shaft sleeve 35 is shown in FIG. 10, which includes a shaft 35-2 and a sleeve 35-1; the shaft 35-2 and the sleeve 35-1 are welded together, and the axes of the two are vertical; the shaft 35- 2. The sleeve 35-1 is sleeved on the solid shaft at the right end of the spherical hinge support 15 (taking the orientation shown in FIG. 2 as an example), and the sleeve 22-1 is connected to the spherical hinge. The supports 15 can rotate relative to each other.

Further, the upper ends of the second rocker 31 and the first rocker 23 are respectively connected to both ends of the connecting rod 10; The spherical protrusions are matched with clearance, and the spherical protrusions cooperate with the spherical through holes 18 to restrain the movement of the hydraulic rod in the space; a cylindrical through hole is provided at each end of the connecting rod 10, and the axis direction of the cylindrical through hole is connected with the connecting rod. The axis direction of the rod 10 is vertical; the cylindrical through hole is clearance fit with the solid shaft at the upper end of the second rocker 31 and the first rocker 23 to form a hinged connection. The second rocker 31 and the first rocker 23 can be relative to The link 10 swings.

The middle of the hydraulic telescopic rod 11 is connected with a through-hole metal ball 24, and the through-hole metal ball 24 on the hydraulic telescopic rod 11 is connected with the through hole of the spherical hinge support 15 through a tangential relationship; the spherical hinge support The seat cooperates with the through-hole metal ball 24 to form a ball hinge system. The through-hole metal ball 24 has a through hole, and the through hole is connected with a hydraulic rod through interference fit.

Further, an upper oil port 17 and a lower oil port 14 are provided on the hydraulic telescopic rod 11, and the expansion and contraction of the hydraulic telescopic rod is realized by injecting oil into the upper oil port 17 and the lower oil port 14; further, the hydraulic telescopic rod 11 is also A displacement sensor 13 is provided; the displacement sensor 13 detects the position of the tool head and is connected to the controller, which is connected to all the servo motors to realize the control of the entire system. The front end of the hydraulic rod is connected with the forming tool head by threads, which is convenient for the replacement of the tool head. The hydraulic rod can control the displacement of the tool head along the axis direction.

By controlling the rotation of the rocker and the connecting piece, the invention utilizes the multi-angle rotation property of the through-hole ball joint to drive the tool path of the tool head to form a spherical surface in space, improve the accuracy and control degree, and is suitable for multi-angle plates Processing, expand the complex range of forming, improve the quality of sheet metal forming and processing efficiency.

When the platform is running, the output torque of the fifth servo motor 20 drives the small bevel gear to move. Since the large bevel gear 19 meshing with it is fixed on the special-shaped bushing 22, the fifth servo motor 20 will drive the first bevel gear under the action of the reaction force. The rocker 23 rotates left and right, thereby driving the connecting rod 10 to move, and then driving the hydraulic telescopic rod 11 to deflect in the xz plane, which is left and right deflection for FIG. 2 .

The output torque of the fourth servo motor 16 drives the sleeve 35-2 of the special-shaped bushing 35 to swing back and forth through the spur gear, and then the special-shaped bushing 35 drives the second rocker 31 to rotate left and right, thereby driving the connecting rod 10 and the second rocker 31 together It moves back and forth, which in turn drives the hydraulic telescopic rod 11 to deflect in the second plane. For FIG. 1 , it deflects back and forth, which further drives the tool head to deflect back and forth.

The hydraulic telescopic rod 11 completes a certain displacement compensation through expansion and contraction.

Because the mechanical performance of the ball hinge structure is not very good, the through-hole metal ball 24 in this mechanism is designed with a certain distance of eccentricity when connecting with the ball hinge support 15, so as to ensure the realization of the through-hole metal ball 24 and the ball hinge support 15. In addition, the tool head platform is connected with the sliders on both sides. Through the multi-stage structure of slider-slide rail-slider-slide rail-screw, the reaction force generated by the tool head during processing can be transferred to The eight support arms 2 are dispersed, which improves the force-bearing mode of the tool head as a whole.

Specifically, using the above system to perform a multi-angle two-point incremental forming method, including:

1. Fix the plate to be formed on the fixture;

2. Determine the initial position and forming trajectory of the tool head according to the three-dimensional surface model of the processed sheet to be formed.

3. Turn on each motor and hydraulic valve, and the transmission device drives the tool head to move along the forming track. According to the forming shape of the sheet, the deflection control mechanism drives the forming tool head to rotate, so as to realize real-time adjustment of the deflection angle of the tool head in the y and z directions during the processing process, and realize the expansion and contraction of the hydraulic telescopic rod after the deflection of the tool head through an algorithm. Compensation for displacement variation between plates.

4. After the processing is completed, control the tool heads on both sides to leave the plate, so that the formed plate can be easily removed from the fixture.

5. Remove the formed parts and turn off the equipment.

Finally, it should also be noted that relational terms such as first and second are only used to distinguish one entity or operation from another, and do not necessarily require or imply any existence between these entities or operations. This actual relationship or sequence.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

A multi-angle double-point incremental forming processing platform with displacement compensation function is characterized in that it includes a support, and two sets of position adjustment devices are arranged on the support, and each of the two sets of position adjustment devices drives a multi-angle movement. The tool head moves in the three directions of X, Y and Z; the two multi-angle movement tool heads are identical, and each includes a first deflection control mechanism, a second deflection control mechanism, a first rocker, a second rocker, Ball joint bearings, telescopic rods, connecting rods and tool heads;

The lower ends of the first rocker and the second rocker are respectively connected with the two ends of the ball joint support through the connecting piece, the upper ends of the first rocker and the second rocker are connected in rotation with the two ends of the connecting rod, and a connecting rod is provided in the middle of the connecting rod. The tail of the telescopic rod is a spherical protrusion, and the spherical protrusion fits with the through hole; the middle part of the telescopic rod is fixed with a metal ball with a through hole, and the metal ball with the through hole is in phase with the through hole in the middle of the ball hinge support. Cut fit, the head of the telescopic rod is connected to the tool head;

The first deflection control mechanism controls the first rocker, the second rocker drives the telescopic rod, and the tool head rotates in the XZ plane; the second deflection control mechanism controls the first rocker, the second rocker drives the telescopic rod, and the tool head rotates in YZ in-plane rotation.
The multi-angle dual-point incremental forming processing platform with displacement compensation function according to claim 1, wherein the spherical hinge support comprises a body, the middle part of the body is a through hole, and one end is a first A solid shaft, and the other end is a second solid shaft.
A multi-angle dual-point incremental forming processing platform with displacement compensation function according to claim 2, wherein the first deflection control mechanism comprises a first servo motor, a driving bevel gear, a driven bevel gear, a A special-shaped bushing; the first servo motor is fixed on one side of the lower end of the first rocker, the first servo motor is connected with the driving bevel gear, and the driving bevel gear meshes with the driven bevel gear; the first special-shaped bushing includes a vertical axis and is connected to the A shaft and a sleeve together, the shaft is sleeved on the bottom of the first rocker, and the shaft is connected with the driven bevel gear; the sleeve is sleeved on the first solid shaft of the spherical hinge support, and the sleeve is relative to the first solid shaft. turn.
The multi-angle dual-point incremental forming processing platform with displacement compensation function according to claim 2, wherein the second deflection control mechanism comprises a second servo motor, a driving gear, a driven gear, a second special-shaped Shaft sleeve; the second servo motor is fixed on the ball joint support, the second servo motor is connected with the driving gear, and the driving gear meshes with the passive gear; the second special-shaped shaft sleeve includes a shaft and a sleeve whose axes are vertical and connected together, and the driven gear The sleeve is fixed on the sleeve, and the shaft sleeve is sleeved on the bottom of the second rocker; the sleeve sleeve is sleeved on the second solid shaft of the spherical hinge support, and the sleeve is rotatable relative to the second solid shaft.
The multi-angle dual-point incremental forming processing platform with displacement compensation function according to claim 2, wherein the first rocker and the second rocker have the same structure, including a main body, and one end of the main body is provided with There is a shaft sleeve, the other end is provided with a solid shaft, and the side of the shaft sleeve is provided with a through hole.
The multi-angle dual-point incremental forming processing platform with displacement compensation function according to claim 2, wherein the through-hole metal ball is eccentrically matched with the through-hole of the ball hinge support.
A multi-angle dual-point incremental forming processing platform with displacement compensation function according to claim 1, characterized in that, the telescopic rod is a hydraulic telescopic rod.
The multi-angle dual-point incremental forming processing platform with displacement compensation function according to claim 1, wherein a displacement sensor is provided on the telescopic rod.
The multi-angle double-point incremental forming processing platform with displacement compensation function according to claim 1, wherein the two sets of position adjusting devices are symmetrically arranged with respect to the center of the support.
A multi-angle dual-point incremental forming processing platform with displacement compensation function according to claim 1, characterized in that a clamping member is installed between the two sets of position adjustment devices, and the clamping member For clamping the sheet to be processed, two multi-angle movement tool heads are located on both sides of the sheet.