AN ELECTRICALLY DRIVEN BENDING MACHINE

TR202519255A3Pending Publication Date: 2026-08-21AKYAPAK ULUSLARARASI DIS TICARET MAKINA SANAYI VE TICARET ANONIM SIRKETI
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Patent Information

Application Number
TR202519255
Authority / Receiving Office
TR · TR
Patent Type
Applications
Current Assignee / Owner
Filing Date
2025-12-05
Publication Date
2026-08-21

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Abstract

The invention relates to a bending machine (10) which includes at least one lower roller (50) and at least one upper roller (40) positioned on opposite sides of the workpiece in order to round the workpiece in the form of a sheet at least partially to the desired radius or shape, and has at least one first side roller (60) and / or at least one second side roller (70) positioned in the lateral vicinity of the aforementioned lower roller (50) and the aforementioned upper roller (40) and which, by moving it, allows the workpiece to be rounded. Figure 1
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Description

1 TARIFF AN ELECTRICALLY DRIVEN BENDING MACHINE TECHNICAL AREA 5 The invention involves rounding a workpiece in the form of a plate, at least partially, to achieve the desired result. positioned on opposite sides of the workpiece to bring it to radius or shape containing at least one lower cylinder and at least one upper cylinder, the aforementioned lower cylinder and located adjacent to the aforementioned upper cylinder and moving it causes 10 at least one first side cylinder and / or the most suitable for rounding the workpiece It relates to a bending machine that has a second side cylinder. PREVIOUS TECHNIQUE Sheet metal bending machines are used in a wide range of industries, from shipbuilding and pressure vessel manufacturing to aviation. From parts to architectural elements, flat sheet metal is used in a wide range of applications. These are the basic production machines used in converting radii and profiles. The working principle involves the sheet metal being moved between one or more cylinders (balls, rollers). controlled transport and transfer to the elastic-plastic region and repeated passes 20 It is based on the principle of creating the target geometry. In this process, the cylinders diameters, positions, axial parallelism and possible angular adjustments, applied line twist moment based on force, winding angle and contact line length It is determined. Precise adjustment capabilities are common in bending machines used in current technology. In practice, various limitations are encountered. The positioning of the cylinders is mostly... with single-sided driven linear slides or limited-stroke mechanisms Because of this, in large plates, axial parallelism deviations and at the contact line occur. Undesirable load distributions can occur. Low resolution adjustment elements 30 making necessary fine corrections at the micron-millimeter level. This makes calibration at the target diameter more difficult and reduces repeatability. It reduces [the power] in constructions where the kinematic degree of freedom is limited. Angular and local elevation adjustments required for conical or asymmetrical bends are sufficient. 2 It cannot be managed independently. Lack of synchronization, in peripheral areas. This can lead to ovality, collapse, and local stress concentrations. Furthermore, the machine... When the rigidity cannot be increased sufficiently, the deflection in the upper supports increases under load. This situation causes surface marks, diameter variations, and production quality issues in long parts. It has a negative impact. 5 Traditional solutions also have significant disadvantages on the drive and control side. It contains. Although hydraulic or pneumatic systems produce high force, oil leakage, high maintenance requirements, temperature sensitivity, and flow Problems such as positional fluctuations resulting from their instability 10 This can result in the desired resolution in closed-loop position control. This makes achieving stability difficult. In conclusion, all the problems mentioned above require an innovation in the relevant technical field. This has made it necessary to do so. 15 A BRIEF DESCRIPTION OF THE INVENTION The present invention eliminates the aforementioned disadvantages and the related technical It is about an electrically driven bending machine, aiming to bring new advantages to the field. 20 One aim of the invention is to create a three or four-cylinder engine with fully electric drive, using horizontally positioned wedge and end-synchronous four-arm mechanisms High stroke with small motors, precise / repeatable radius control and high The goal is to develop an energy-efficient bending machine. 25 All the purposes mentioned above and those that will emerge from the detailed explanation below. The present invention aims to achieve at least a sheet-shaped workpiece. the workpiece is partially rounded to the desired radius or shape. at least one lower cylinder and at least one upper cylinder located on opposite sides 30 containing, in the vicinity of the aforementioned lower cylinder and the aforementioned upper cylinder positioned and its movement allows for the rounding of the workpiece. a bending machine having at least one first side cylinder and / or at least one second side cylinder It is a machine. Accordingly, its innovation lies in the aforementioned first side cylinder and / or second side. 3 the cylinder's resultant motion in both the vertical and horizontal axes. at least one four-arm design to allow for change of position It includes a mechanism for moving the aforementioned four-arm mechanism. It must contain at least one drive element, and the movement of the said drive element must cause a It must contain at least one connecting rod capable of rotating around its axis of rotation, with the aforementioned connecting rod being 5 the most interconnected, capable of rotating around an axis of rotation and simultaneously translating It contains a small connecting arm, and by connecting with the aforementioned connecting arm, the first side At least one oscillator is required for the rotational and translational movement of the cylinder and / or the second secondary cylinder. It includes a bracket. This ensures repeatable measurement accuracy, conical / asymmetric. Freedom of movement suitable for bending is achieved. 10 A feature of a possible construction of the invention is that the first side of the aforementioned oscillating bracket It is fixed in contact with the cylinder and / or the second secondary cylinder. Thus, four-arm mechanism first side cylinder and / or second side cylinder on the vertical axis In addition to its upward and downward movement, it also rotates partially on the horizontal axis. 15 it enables the movement to be performed and thus results in a composite movement. It provides. Another possible configuration of the invention features the aforementioned drive element. at least one mechanical device connected to it in order to reduce its speed and increase its torque. It includes a converter. Thus, movement is transmitted to the first side cylinder and the second side cylinder. The transfer is taking place in a controlled manner. Another characteristic of a possible configuration of the invention is that all cylinders are on top of it. It must contain at least one body which is the main load-bearing element on which it is located. Bending 25 The machine's frame is forming and it is able to operate in a stable manner. Another possible configuration of the invention features the aforementioned oscillating bracket. the part that connects to the connecting arm protrudes at least partially outwards This is because the first side cylinder and / or the second side cylinder is vertically 30°. In addition to its movement along the axis, it also performs translational movement along the horizontal axis, thus creating a figure. A transfer of motion is taking place. 4 Another possible configuration of the invention features a rotation of the aforementioned upper cylinder. It must contain at least one angled movement mechanism capable of tilting along its axis. Thus, Loading and unloading to the bending machine is easy. Another possible configuration of the invention features the aforementioned angular movement 5 the rotary motion that the mechanism receives from at least one electric motor is on the vertical axis It contains at least one trapezoidal screw that converts linear motion. Thus, the upper The cylinder is allowed to move along the vertical axis. Another possible configuration of the invention features a fixed 10 of the aforementioned upper cylinder. At least on the opposite side of the angled movement mechanism for positioning in this way It includes a locking mechanism. Thus, the top can be brought to the desired position. It is fixed in place during the cylinder bending process. Another possible configuration of the invention features a 15° angle between the lower cylinder and the vertical axis. it must include at least one lower cylinder positioning mechanism in order to be able to move and the aforementioned lower cylinder positioning mechanism is horizontal on the body. having at least one angled wedge positioned to lie on the axis This is the case. Thus, the lower cylinder can be enlarged without the need to increase the surface area of ​​the body. It is brought to the desired height. 20 Another characteristic of a possible configuration of the invention is that all the motors used... It is an electric motor. Thus, precise speed / position / torque control is possible in all drives. This ensures increased energy efficiency and provides oil specific to hydraulic / pneumatic systems. Problems such as leakage, high maintenance, and temperature sensitivity are eliminated. 25 Another possible configuration feature of the invention is that the aforementioned electric motor It must contain at least one encoder that measures the amount of rotation of the cylinders. Thus, The angular positions and velocities of the cylinders are monitored with high resolution in a closed loop. Precise positioning and repeatability are ensured. 30 BRIEF DESCRIPTION OF THE FIGURE Figure 1 shows a representative perspective view of the bending machine, which is the subject of the invention. It has been given. Figure 2 shows another perspective view representing the bending machine that is the subject of the invention. It has been given. 5 Figure 3 shows the positioning of the lower cylinder in the bending machine that is the subject of the invention. A representative perspective view of the mechanism is provided. Figure 4 shows a representation of the angled motion mechanism in the bending machine that is the subject of the invention. 10 A perspective view is provided. Figure 5 shows a representative illustration of the four-arm mechanism in the bending machine that is the subject of the invention. A perspective view is provided. Figure 6 shows a representative diagram of the four-arm mechanism in the bending machine that is the subject of the invention. Another perspective view is given. DETAILED DESCRIPTION OF THE INVENTION This detailed explanation of the invention only serves to better understand the subject. This is explained with examples that will not create any limiting effect. Figure 1 shows a representative perspective view of the bending machine (10) which is the subject of the invention. It is given. The mentioned bending machine (10) usually bends metal sheets to a certain 25 It is used in bending operations to radius or shape. Bending machine (10), metal sheets required for use in various industrial applications It enables bending in various shapes. The bending machine that is the subject of the invention (10) all The drive is provided by at least one electric motor (20), a body (30) The force required to advance the sheet metal and shape it to the target radius is 30. and positioning subsystems are integrated. The invention is possible. In its configuration, drive generation involves motion-controlled servo motors, asynchronous motors, and DC motors. This is done by the motor. 6 Figure 2 shows another perspective of the bending machine (10) which is the subject of the invention. The appearance of the invention is given. The subject of the invention is a bending machine (10) with a body (30) It includes. The mentioned body (30) contains all subsystems of the bending machine (10). It is the main load-bearing structure that gathers the loads in a single, rigid architecture and transfers them to the ground. The body (30), thanks to the rigidity of the bending machine (10), it provides parallelism and alignment 5 It protects. Bending machine (10) at least one upper roller (40), at least one lower roller (50), at least one three or one first side cylinder (60) and / or at least one second side cylinder (70) It contains four cylinders. The first side cylinder mentioned (60) and the mentioned 10 The second side cylinder (70) has the function of creating and directing the local radius. The lower cylinder (50) mentioned has the function of diameter adjustment and counter-pressure indication. With its developed four-cylinder structure, the invention bending machine (10) is more with high precision, better surface quality, lower energy and setting time It brings the advantages of repeatable production. The invention is possible in 15 In its configuration, either the first side cylinder (60) or the second side cylinder (70) is cancelled. The bending machine (10) contains three cylinders. The subject of the invention is a bending machine (10) with at least one angular movement mechanism (80) It includes. The mentioned angular movement mechanism (80) rotates the axis of the upper cylinder (40) by 20° with respect to at least one axis of rotation (I) at a certain angle with respect to the reference plane It can change. In this way, the bending machine (10), loading / unloading This allows for the following. The mentioned angular movement mechanism (80) is a It is driven by an electric motor (20). The subject of the invention is the bending in the machine (10) more than one electric motor (20) and this electric motor (20) 25 There is at least one gearbox that reduces the speed and increases the torque, and it generates the drive. They do not differ in any way from each other in terms of function. Figure 4 shows a representative perspective view of the angled motion mechanism (80). The gearbox mentioned in the electric motor (20) included in the invention is given. It is located. The gearbox reduces the speed of the electric motor (20) and its torque. It raises. In the electric motor that produces drive for the angled movement mechanism (80) (20) The gearbox located therein can move at least one trapezoidal screw (81) under load. It is carried out in a controlled manner. The mentioned trapezoidal screw (81) comes from the reducer. 7 It converts the rotational motion it receives into linear motion in at least one vertical axis (II) and Upward and downward movement of the upper cylinder (40) on the aforementioned vertical axis (II) This enables it to be done. The invention is mentioned in a possible configuration. A screw shaft can also be used instead of a trapezoidal screw (81). Angular movement mechanism (80) contains at least one spherical bearing (82). The aforementioned spherical bearing (82) contains 5 Thanks to the linear movement of the trapezoidal screw (81) on the vertical axis (II), the upper cylinder (40) enables him to achieve freedom of movement. The subject of the invention is a bending machine (10) with at least one locking mechanism (90) It includes. The mentioned locking mechanism (90) is 10 of the angled movement mechanism. (80) is located directly opposite and the upper cylinder (40) is released on one side. or by locking it in place to reduce tilting / deflection. In a possible configuration of the invention, the workpiece is positioned at a suitable angle to the upper cylinder (40). Locking after the upper cylinder (40) has been moved for placement. The mechanism (90) provides the rigidity required for the bending operation. Locking 15 The mechanism (90) obtains the necessary drive by at least one electric motor (20). The gearbox inside the mentioned electric motor (20) acts just like an angular motion reduce the speed of the electric motor (20) like the gearbox in the mechanism (80) By increasing the moment, the movement of at least one jack (91) under load is controlled. It performs this function. The mentioned jack (91) receives the rotary 20 from the gearbox. It converts the motion into linear motion on the vertical axis (II). The invention is possible A screw shaft mechanism can also be used instead of a jack (91) in its construction. The circular electric motor (20) located in the locking mechanism (90) With its movement, the jack (91) moves linearly on the vertical axis (II) at least 25 It is connected to a cover (92). The said cover (92) is the vertical of the jack (91). It is connected to the upper cylinder (40) by its movement on the axis (II). With the upper cylinder (40) The connecting cover (92) ensures that the upper cylinder (40) is mounted and locked. Figure 5 shows that at least one four-arm mechanism in the bending machine that is the subject of the invention has 30 (100) A representative perspective view is given. Accordingly, the bending machine (10) The most distinctive feature mentioned in the literature is the four-arm mechanism (100) It includes. Four lever mechanism (100) first side cylinder (60) and second side the cylinder (70) moves around the upper cylinder (40) on the vertical axis (II) 8 It enables it to do so. Four lever mechanisms (100) at least one drive element (101) is included. The mentioned drive element (101) is the preferred component of the invention. It has an electric motor in its structure and moves four arm mechanisms (100) It causes. In the possible configuration of the invention, the drive element (101) is electric torque. It can be a motor and / or hydraulic torque motor. Four-arm mechanism (100), 5 At least one mechanical element that reduces the speed of the drive element (101) and increases the torque. It includes a converter (102). The mentioned mechanical converter (102) is essentially a It is a gearbox and has a smaller drive element (101) in the four-arm mechanism (100) This enables the achievement of higher torque. Figure 6 shows the four-arm mechanism located in the bending machine (10) which is the subject of the invention. (100) Another representative perspective view is given. Four arm mechanism (100) contains at least one connecting rod (103). The mentioned connecting rod (103) is the drive element. (101)-the main rotating element connected to the output of the mechanical converter (102). Connecting rod (103), It gives the input movement to the four arm mechanism (100) and the four arm mechanism 15 It forms the center of rotation for (100). The connecting rod (103) rotates at least one It transfers to the connecting rod (104). The aforementioned connecting rod (104) also transfers from the connecting rod. (103) transmits the rotational motion it receives to at least one oscillating bracket (105). In the mentioned oscillating bracket (105), the mentioned axis of rotation (I) is connected to the body (30) It is an output element that is connected via a hinge. 20 The bracket (105) swings around itself with the movement it receives from the connecting arm (104). It rotates in a controlled manner. The oscillating bracket (105) has an outward protruding form. It has the aforementioned protruding form which is connected by the connecting arm (104). The translational movement of the connecting arm (104) is also transmitted to the oscillating bracket (105). 25 The oscillating bracket (105) in the four-arm mechanism (100) rotates around itself and translational motion of the first side cylinder (60) and the second side cylinder (70) on the vertical axis (II) In addition to its upward and downward movement, it also partially moves along the horizontal axis (III). by performing rotational motion and thus obtaining resultant motion It provides the opportunity. 30 Figure 3 shows at least one lower cylinder in the bending machine (10) that is the subject of the invention. A representative perspective view of the positioning mechanism (110) It is given. The mentioned lower cylinder positioning mechanism (110) is electrical. 9 It is driven by the motor (20). Lower cylinder positioning mechanism (110) contains at least one angled wedge (111). The aforementioned angled wedge (111) contains at least converting the movement on a horizontal axis (III) into movement on a vertical axis (II) and lower It transmits to the cylinder (50). The angled wedge (111) is horizontal on the body (30). will extend and therefore move along the aforementioned horizontal axis (III) 5 It is positioned. The horizontal placement of the angled wedge (111) is located within the body (30). It ensures efficiency and reduces the vertical construction height. The bending machine (10) which is the subject of the invention has at least one encoder (as shown in the figures). (not shown) includes. The mentioned encoder is in the bending machine (10) 10 The instantaneous position and / or speed of the motor shaft or related moving part is determined electrically. It is a measuring element that converts signals into digital signals. Thus, the control unit, top, bottom and side the cylinders' values ​​such as height / altitude and transmission speed are set in a closed loop. It can be managed precisely. In a possible configuration of the invention, the rotary encoder electric motors (20), integrated into the axes with a linear scale if necessary 15 is being done. In light of all that has been described, the invention works as follows: simultaneously first side cylinder (60) and second side cylinder (70), with drive element at their ends (101) driven four-arm mechanism (100) raised on the vertical axis (II) 20 It is lowered and positioned on the bending line. The sheet metal part is positioned on the upper cylinder (40)–lower cylinder. After being gripped between cylinders (50), the altitude and bottom of the side cylinders are transported. The height of the cylinder (50) is adjusted according to the bending radius with closed loop corrections. It is adjusted dynamically. The scope of protection of the invention is set out in the claims attached hereto and is strictly adhered to. The detailed explanation cannot be limited to the examples given. Because in technology... A specialist, without deviating from the main theme of the invention, will do what is described above. It is clear that similar structures can emerge in light of this. REFERENCE NUMBERS GIVEN IN THE FIGURE Bending Machine Electric Motor Body 5 40 Top Cylinder 50 Lower Cylinders 60 First Side Cylinder 70 Second Side Cylinder 80-degree Angle Movement Mechanism 10 81 Ball Bearings 82 Trapezoidal Screws 90 Locking Mechanism 91 Jack 15 92 Covers 100 Four Arm Mechanism 101 Drive Elements 102 Mechanical Converter 20 103 Connecting Rod 104 Connecting Arm 105 Swinging Bracket 110 Lower Cylinder Positioning Mechanism 25 111 Angled Wedge (I) Axis of Rotation (II) Vertical Axis (III) Horizontal Axis 30

Claims

11 REQUESTS 1. The invention involves rounding, at least partially, a workpiece in the form of a plate. The workpiece is rotated to bring it to the desired radius or shape. at least one lower cylinder (50) and at least one upper cylinder 5 located on its sides (40) containing the lower cylinder (50) and the upper cylinder (40) mentioned side positioned in the vicinity and by moving it, the workpiece at least one first side cylinder (60) and / or at least It is a bending machine (10) with a second side cylinder (70); its feature is; the first side cylinder (60) and / or the second side cylinder (70) mentioned combination 10 with movement both on the vertical axis (II) and on the horizontal axis (III) at least one four-arm design to allow for change of position the mechanism (100) includes the four lever mechanisms (100) mentioned It must contain at least one drive element (101) for its movement, as mentioned With the movement of the drive element (101), 15 around a rotation axis (I). It must contain at least one rotatable connecting rod (103), with the aforementioned connecting rod (103) by connecting and rotating around the axis of rotation (I) and at the same time It must contain at least one connecting arm (104) that can be offset, the aforementioned connecting arm by connecting with the arm (104) the first side cylinder (60) and / or the second side cylinder (70) It must contain at least one oscillating bracket (105) for translation by rotation. 20 2. According to claim 1, a bending machine (10) has the characteristic of being; the mentioned oscillating fixed by the first side cylinder (60) and / or the second side cylinder (70) of the bracket (105). It is the way they are connected.

3. A bending machine (10) according to claim 1, and its characteristic is; the aforementioned drive The element (101) is connected to reduce the speed and increase the moment. It contains a small mechanical converter (102).

4. A bending machine (10) according to claim 1, with the characteristic of; all cylinders 30 at least one body (30) which is the main supporting element on which it is located It includes. 12 5. According to claim 1, a bending machine (10) has the characteristic of being; the mentioned oscillating the part where the bracket (105) connects to the connecting arm is at least partially outward It is about having the correct protruding form.

6. A bending machine (10) according to claim 1, and its characteristic is that the mentioned upper cylinder has 5 (40) At least one angular movement capable of tilting (I) around the axis of rotation. its mechanism (80) is that it includes.

7. According to claim 6, a bending machine (10) has the characteristic of; the angled type mentioned. the rotating 10 that the motion mechanism (80) receives from at least one electric motor (20) at least one trapezoid that converts the motion into linear motion on the vertical axis (II). It contains screws (81).

8. According to claim 7, a bending machine (10) and its feature is; the aforementioned trapezoid 15 The movement of the screw (81) in the vertical axis (II) is transferred to the upper cylinder (40) It contains at least one spherical bearing (82) which provides.

9. According to claim 6, a bending machine (10) and its feature is; the mentioned upper Angular movement for fixed positioning of the cylinder (40) at least one locking mechanism (90) on the opposite side of the mechanism (80) 20 It includes.

10. According to claim 9, a bending machine (10) and its feature is the aforementioned locking. the rotational movement of the electric motor (20) of the mechanism (90) upper cylinder (40) at least one jack (91) 25 which converts the (II) thrust force on the vertical axis. It includes.

11. A bending machine (10) according to claim 9, and its feature is; locking. to lock the upper cylinder (40) of the mechanism (90) on the vertical axis (II) It must contain at least one cover (92) that is connected. 30 12. A bending machine (10) according to claim 1, its characteristic is that the lower cylinder (50) is vertical. positioning at least one lower cylinder so that it can move on the axis (II) including mechanism (110) and the aforementioned lower cylinder positioning 13 the mechanism (110) will lie on the body (30) on the horizontal axis (III) It has at least one angled wedge (111) positioned in the manner shown.

13. A bending machine (10) according to claim 1, and its feature is; all used. The motors are electric motors (20). 5 14. According to claim 1, a bending machine (10) and its feature is; the aforementioned electrical at least one encoder that measures the amount of rotation of the cylinders of the engine (20) It includes.