Material pressing device of flanging machine

Abstract

The utility model relates to the technical field of flanging machines, and discloses a flanging machine pressing device which comprises two supporting frames, a working table and a pressing plate, the working table and the pressing plate are arranged between the two supporting frames, the pressing plate is arranged above the working table in an up-down sliding mode, two sliding grooves are formed in the top face of the working table, and the two sliding grooves are communicated with the working table. A limiting block is slidably arranged in the sliding groove, the limiting block is used for abutting against and limiting a plate to be subjected to edge folding, and a movement driving device is arranged in the sliding groove and used for driving the limiting block to move along the sliding groove and fixing the limiting block; a scale strip is arranged on the top face of the workbench, arranged on one side of the sliding groove and used for indicating the width from the limiting block to the edge folding area of the workbench. According to the utility model, the edge of the to-be-folded metal plate is abutted against the limiting block, so that the metal plate is limited, and the folding width is ensured to be consistent; the limiting block is driven to move along the sliding groove by moving the driving device, and the position of the limiting block can be adjusted in cooperation with the scales so as to meet the edge folding requirements of different widths.

Description

Technical Field

[0001] The utility model relates to the technical field of folding machines, in particular to a material pressing device for folding machines. Background Art

[0002] The folding machine is a device used for bending metal sheets, pipes, etc. It includes a pressing mechanism and a bending mechanism. The pressing mechanism includes a workbench, a pressing plate and a pressing drive device. The pressing drive device drives the pressing plate to move down and close to the workbench, so that the sheet to be bent is pressed and fixed by the workbench and the pressing plate. The bending mechanism includes a bending plate and a bending drive mechanism. The bending drive mechanism drives the bending plate to rotate around the front end of the workbench to bend the sheet.

[0003] In the prior art, the pressing mechanism of the folding machine presses the material by the staff visually measuring the pressing width and placing the metal sheet in the pressing device to fix the material. This method cannot achieve accurate folding, so that the folding width of the folded sheet produced is not uniform, which affects the product quality. Utility Model Content

[0004] 1. Technical Problems Solved

[0005] The technical problem to be solved by the utility model is to overcome the technical defect in the prior art that the pressing device of the bending machine cannot limit the folding width, thereby resulting in inconsistent folding widths of the produced products, and provide a pressing device for the folding machine.

[0006] 2. Technical Solution

[0007] To solve the above technical problems, the technical solution provided by the utility model is: a folding machine pressing device, including a support frame, a workbench and a pressing plate, the support frames are provided with two, the workbench and the pressing plate are arranged between the two support frames, and the pressing plate is slidably arranged above the workbench, two slide grooves are provided on the top surface of the workbench, and limit blocks are slidably arranged in the slide grooves, and the limit blocks are used to abut and limit the plate to be folded, and a movable driving device is provided in the slide groove, which is used to drive the limit block to move along the slide groove and fix it; a scale bar is provided on the top surface of the workbench, and the scale bar is arranged on one side of the slide groove, which is used to indicate the width from the limit block to the folding area of ​​the workbench.

[0008] Furthermore, a clearance groove is provided at the bottom of the pressing plate corresponding to the limiting block, and when the pressing plate is pressed down and contacts the workbench, the top of the limiting block extends into the clearance groove.

[0009] Furthermore, a plurality of silicone anti-slip points are embedded on the top surface of the workbench, and the top surface of the silicone anti-slip points is flush with the top surface of the workbench.

[0010] Furthermore, the mobile driving device includes a threaded rod, and the limit block is provided with a threaded hole that cooperates with the threaded rod.

[0011] Furthermore, the rear end of the threaded rod extends to the rear end of the workbench, and a worm wheel is fixedly connected to its end. A worm is provided on the rear side of the workbench for rotation. The worm and the worm wheel are meshed with each other and meet the self-locking conditions of the worm gear transmission. The two worm wheels are driven to rotate synchronously by the worm.

[0012] Furthermore, lifting guide rails are provided on the sides of the two support frames that are close to each other, and lifting blocks are provided at both ends of the pressing plate. The lifting blocks are slidably arranged on the lifting guide rails.

[0013] Furthermore, a downward pressure cylinder is provided on the sides of the two support frames that are close to each other, and the telescopic end of the downward pressure cylinder is fixedly connected to the lifting block.

[0014] Furthermore, both ends of the workbench are fixedly connected to the inner wall of the support frame, and through holes are provided at both ends of the workbench corresponding to the telescopic part of the downward pressure cylinder, and the telescopic part of the downward pressure cylinder passes through the through holes and extends above the workbench.

[0015] 3. Beneficial Effects

[0016] The advantages of the utility model compared with the prior art are: the utility model limits the edge of the metal plate to be folded by abutting the limit block against the limit block, thereby ensuring the consistency of the folding width; the limit block is driven by the mobile driving device to move along the slide groove, and the position of the limit block can be adjusted in conjunction with the scale to meet the folding requirements of different widths. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The utility model is a structural schematic diagram of a material pressing device of a folding machine.

[0018] Figure 2 The utility model is a structural schematic diagram of a material pressing device of a folding machine.

[0019] Figure 3 The utility model is a structural schematic diagram of a mobile driving device of a folding machine pressing device.

[0020] Figure 4 The utility model is a structural schematic diagram of a material pressing plate of a material pressing device of a folding machine.

[0021] As shown in the figure: 1. Support frame; 2. Workbench; 3. Pressing plate; 4. Slide groove; 5. Limit block; 6. Scale bar; 7. Give way groove; 8. Silicone anti-slip point; 9. Threaded rod; 10. Worm gear; 11. Worm; 12. Lifting guide rail; 13. Lifting block; 14. Pressing cylinder; 15. Folding plate; 16. Folding cylinder. DETAILED DESCRIPTION

[0022] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0023] In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the term "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] Embodiment 1, in combination with the attached Figure 1 , 2 , 3, 4.

[0026] A material pressing device for a folding machine comprises a support frame 1, a workbench 2 and a material pressing plate 3, wherein two support frames 1 are provided, the workbench 2 and the material pressing plate 3 are both arranged between the two support frames 1, and the material pressing plate 3 is slidably arranged above the workbench 2 up and down, a folding plate 15 is provided on one side of the workbench 2, and the folding plate 15 is an L-shaped structure, and the side edge of the horizontal portion is hinged to the top edge of the front side of the workbench 2, so that the horizontal surface of the folding plate 15 is flush with the top surface of the workbench 2, and a folding cylinder 16 is provided on the outer wall of the support frame 1, and the two ends of the folding cylinder 16 are respectively hinged to the outer wall of the support frame 1 and the vertical portion of the folding plate 15, and the two folding cylinders 16 are of the same model and act synchronously, and the folding plate 15 can be pushed to rotate by the extension of the folding cylinder 16 to perform folding, and the folding plate 15 is reset after the folding cylinder 16 contracts;

[0027] Two slide grooves 4 are provided on the top surface of the workbench 2, and a limit block 5 is slidably provided in the slide groove 4. The limit block 5 is used to abut and limit the plate to be folded. A moving drive device is provided in the slide groove 4 to drive the limit block 5 to move along the slide groove 4 and fix it; a scale bar 6 is provided on the top surface of the workbench 2, and the scale bar 6 is set on one side of the slide groove 4 to indicate the width from the limit block 5 to the folding area of ​​the workbench 2.

[0028] A clearance groove 7 is provided at the bottom of the pressing plate 3 corresponding to the limiting block 5 . When the pressing plate 3 is pressed down and contacts the workbench 2 , the top of the limiting block 5 extends into the clearance groove 7 .

[0029] The limit block 5 can be driven to move along the slide groove 4 by the mobile driving device, and the width of the folding area from the limit block 5 to the workbench 2 can be displayed by the scale bar 6, so that the limit block 5 can be adjusted according to the required folding width. When placing the metal sheet to be folded, its side edges can be pressed against the two limit blocks 5, so that the folding width is uniform.

[0030] Embodiment 2, combined with the attached Figure 1 , 3 .

[0031] A plurality of silicone anti-slip points 8 are embedded on the top surface of the workbench 2 , and the top surface of the silicone anti-slip points 8 is flush with the top surface of the workbench 2 .

[0032] By providing a plurality of silicone anti-slip points 8 , the metal sheet will not move randomly when the worker's hands leave the metal sheet, thereby ensuring accurate compression of the metal sheet 3 .

[0033] Embodiment 3, in conjunction with the accompanying drawings.

[0034] The mobile driving device includes a threaded rod 9 , and the limit block 5 is provided with a threaded hole that cooperates with the threaded rod 9 .

[0035] The rear end of the threaded rod 9 extends to the rear end of the workbench 2, and a worm wheel 10 is fixedly connected to its end. A worm 11 is rotatably provided on the rear side of the workbench 2. The worm 11 and the worm wheel 10 are meshed with each other and meet the self-locking condition of the worm gear transmission. The worm 11 drives the two worm wheels 10 to rotate synchronously.

[0036] Through the worm gear transmission, the worm 11 drives the worm wheel 10 to rotate, and then drives the threaded rod 9 to rotate, and under the thread cooperation between the limit block 5 and the threaded rod 9 and the limiting action of the slide groove 4, the limit block 5 moves along the slide groove 4. The worm 11 and the worm wheel 10 here meet the self-locking conditions of the worm gear transmission, so only the worm 11 can drive the worm wheel 10 to rotate, and when the worm wheel 10 applies a rotational force to the worm 11, self-locking is achieved to prevent the limit block 5 from driving the threaded rod 9 to rotate after being subjected to external thrust, causing the limit block 5 to shift.

[0037] Embodiment 4, in combination with the attached Figure 1 , 2 、4.

[0038] A lifting guide rail 12 is provided on the side surfaces of the two support frames 1 that are close to each other, and lifting blocks 13 are provided at both ends of the pressing plate 3. The lifting blocks 13 are slidably arranged on the lifting guide rail 12 up and down.

[0039] A downward pressing cylinder 14 is provided on the sides of the two support frames 1 that are close to each other, and the telescopic end of the downward pressing cylinder 14 is fixedly connected to the lifting block 13 .

[0040] The two ends of the workbench 2 are fixedly connected to the inner wall of the support frame 1 , and through holes are provided at the two ends of the workbench 2 corresponding to the telescopic part of the downward pressing cylinder 14 , and the telescopic part of the downward pressing cylinder 14 passes through the through holes and extends to the top of the workbench 2 .

[0041] The two pressing cylinders 14 are of the same model and move synchronously. The pressing cylinders 14 drive the pressing plate 3 to move up and down, so that the metal sheet can be pressed or loosened. At the same time, the lifting block 13 slides up and down on the lifting guide rail 12.

[0042] During the specific implementation of the utility model, before folding, the position of the limit block 5 is adjusted by rotating the worm 11 so that the distance between the limit block 5 and the folding area of ​​the workbench is the desired folding width. When placing the metal sheet, the edge of the metal sheet is pressed against the limit block 5, and then the downward pressure cylinder 14 is started to drive the pressure plate 3 to press down and press the metal sheet. The folding cylinder 16 is started to drive the folding plate to rotate and fold the metal sheet.

[0043] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A folding machine pressing device, comprising a support frame (1), a workbench (2) and a pressing plate (3), wherein two support frames (1) are provided, the workbench (2) and the pressing plate (3) are both arranged between the two support frames (1), and the pressing plate (3) is slidably arranged above the workbench (2), characterized in that: Two slide grooves (4) are arranged on the top surface of the workbench (2), and a limit block (5) is slidably arranged in the slide groove (4), and the limit block (5) is used to abut and limit the plate to be folded, and a moving drive device is arranged in the slide groove (4) to drive the limit block (5) to move along the slide groove (4) and fix it; A scale bar (6) is provided on the top surface of the workbench (2), and the scale bar (6) is arranged on one side of the slide groove (4) and is used to indicate the width from the limit block (5) to the folding area of ​​the workbench (2).

2. A folding machine pressing device according to claim 1, characterized in that: The bottom of the pressing plate (3) is provided with a clearance groove (7) corresponding to the limiting block (5); when the pressing plate (3) is pressed down and contacts the workbench (2), the top of the limiting block (5) extends into the clearance groove (7).

3. A folding machine pressing device according to claim 1, characterized in that: A plurality of silicone anti-slip points (8) are embedded on the top surface of the workbench (2), and the top surface of the silicone anti-slip points (8) is flush with the top surface of the workbench (2).

4. A folding machine pressing device according to claim 1, characterized in that: The mobile driving device comprises a threaded rod (9), and the limit block (5) is provided with a threaded hole which cooperates with the threaded rod (9).

5. A folding machine pressing device according to claim 4, characterized in that: The rear end of the threaded rod (9) extends to the rear end of the workbench (2), and a worm wheel (10) is fixedly connected to the end thereof. A worm (11) is rotatably provided at the rear side of the workbench (2). The worm (11) and the worm wheel (10) are meshed with each other and meet the self-locking condition of the worm gear transmission. The worm (11) drives the two worm wheels (10) to rotate synchronously.

6. A folding machine pressing device according to claim 1, characterized in that: A lifting guide rail (12) is provided on the sides of the two support frames (1) that are close to each other, and lifting blocks (13) are provided at both ends of the pressing plate (3). The lifting blocks (13) are slidably arranged on the lifting guide rail (12) up and down.

7. A folding machine pressing device according to claim 6, characterized in that: A downward-pressing cylinder (14) is provided on the sides of the two support frames (1) that are close to each other, and the telescopic end of the downward-pressing cylinder (14) is fixedly connected to the lifting block (13).

8. A folding machine pressing device according to claim 7, characterized in that: The two ends of the workbench (2) are fixedly connected to the inner wall of the support frame (1), and through holes are provided at the two ends of the workbench (2) corresponding to the telescopic part of the downward pressure cylinder (14), and the telescopic part of the downward pressure cylinder (14) passes through the through holes and extends to the top of the workbench (2).

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