Angle-adjustable plate shearing machine for machining sheet metal parts

Abstract

The utility model discloses a sheet metal part machining angle-adjustable plate shearing machine, and relates to the technical field of plate shearing machines, the sheet metal part machining angle-adjustable plate shearing machine comprises a base and a top plate, the top plate is arranged above the base, vertical rods are fixedly arranged at the two ends of the lower surface of the top plate, and the lower ends of the vertical rods are fixedly connected with the base; a hydraulic cylinder is fixedly arranged on the upper surface of the top plate, and the tail end of a piston rod of the hydraulic cylinder extends to the position below the top plate and is fixedly connected with a plate shearing knife. A square groove is formed in the middle of the base, a square containing plate is slidably arranged in the square groove in a sleeved mode, and a lifting mechanism for driving the square containing plate to move is arranged at the groove bottom of the square groove. A circular groove is formed in the upper side of the square groove, a rotating plate is rotationally arranged in the circular groove in a sleeved mode, a square hole is formed in the middle of the rotating plate, and the square containing plate is matched with the square hole. The height and angle of the workbench can be adjusted, and time-saving and labor-saving feeding work and workpiece angle adjustment are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of plate shears, in particular to an angle-adjustable plate shear for processing sheet metal parts. Background Art

[0002] Shearing machine is a kind of forging machine, and its main function is in metal processing industry. Shearing machine is often needed in the process of sheet metal processing. The existing shearing machine for sheet metal processing can basically meet the daily use needs, but there are still some shortcomings that need to be improved. For example, the workbench height of the current shearing machine is relatively high, and the labor intensity of manually moving the sheet metal to the shearing machine is high, which greatly affects the production efficiency. Moreover, since the workbench is fixed, it is necessary to move the sheet metal laboriously when shearing the sheet metal at different angles. Utility Model Content

[0003] In view of the above problems existing in the existing shearing machines for sheet metal processing, the present utility model is proposed.

[0004] Therefore, the purpose of the utility model is to provide a shearing machine with adjustable angle for sheet metal processing, which solves the problem that the worktable height of the shearing machine in the prior art is relatively high, the labor intensity of manually moving the sheet metal parts to the shearing machine is high, and it greatly affects the production efficiency. Moreover, since the worktable is fixed, the sheet metal needs to be moved laboriously when shearing the sheet metal at different angles.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An angle-adjustable shearing machine for sheet metal processing comprises a base and a top plate, wherein the top plate is provided with an upper portion of the base, and vertical rods are fixedly provided at both ends of the lower surface of the top plate, and the lower ends of the vertical rods are fixedly connected to the base;

[0007] A hydraulic cylinder is fixedly arranged on the upper surface of the top plate, and the end of the piston rod of the hydraulic cylinder extends to the bottom of the top plate and is fixedly connected to a shearing knife;

[0008] A square groove is provided in the middle of the base, a square placement plate is provided inside the square groove, and a lifting mechanism for driving the square placement plate to move is provided at the bottom of the square groove;

[0009] A circular groove is provided on the upper side of the square groove, a rotating plate is provided inside the circular groove, a square hole is provided in the middle of the rotating plate, the square placement plate matches the square hole, an annular groove is provided on the side wall of the rotating plate, and a transmission mechanism for driving the rotating plate to rotate is provided on the inner side of the annular groove.

[0010] Preferably, the lifting mechanism includes a worm wheel and a worm, the lower surface of the square placing plate is rotatably connected to the first U-shaped plate, and the second U-shaped plate is fixedly arranged in the middle of the bottom of the square groove, the first U-shaped plate and the second U-shaped plate are both rotatably arranged inside the first U-shaped plate and the second U-shaped plate, the rod wall of the first rotating rod is fixedly sleeved with a support plate, and the close ends of the two support plates are rotatably connected through the second rotating rod, the worm wheel is fixedly sleeved on one end of the first rotating rod on the lower side, the worm is meshingly arranged on the lower side of the worm wheel, both ends of the worm are rotatably connected to side plates, one end of the side plate is fixedly connected to the bottom of the square groove, and a first motor is fixedly arranged on the outer side of one side of the side plate, and the output end of the first motor is fixedly connected to one end of the worm.

[0011] Preferably, the transmission mechanism includes a gear and a crown gear ring, a transmission rod is rotatably sleeved inside one side of the base, one end of the transmission rod extends to the inside of the annular groove, the gear is fixedly sleeved on the end of the transmission rod located inside the annular groove, the crown gear ring is fixedly arranged at the bottom of the annular groove, the gear is meshingly connected with the crown gear ring, a second motor is fixedly arranged on one side of the base, and the output end of the second motor is fixedly connected to one end of the transmission rod.

[0012] Preferably, the first motor is fixedly connected to the corresponding side plate via a first support frame.

[0013] Preferably, the second motor is fixedly connected to the side wall of the base via a second support frame.

[0014] Preferably, the first motor is a reduction motor.

[0015] Preferably, the shearing knife is a wear-resistant steel knife.

[0016] Preferably, limiting rods are fixedly provided on both sides of the upper surface of the shearing knife, and the upper ends of the limiting rods extend to the upper side of the top plate.

[0017] Preferably, angle scale lines are engraved on the upper surface of the base and on the edge of the circular groove.

[0018] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0019] 1. The utility model drives the worm to rotate by the first motor, and the worm drives the worm wheel to rotate, so that the first rotating rod on the lower side rotates, and then the two supporting plates rotate toward the horizontal, that is, the square placement plate can be lowered to the lower part of the square groove, which is convenient for time-saving and labor-saving loading work.

[0020] 2. In the utility model, when the square placement plate is located in the square groove of the rotating plate, the second motor drives the transmission rod to rotate, so that the gear drives the crown gear ring to rotate, that is, the rotating plate drives the square placement plate to rotate, and the angle of the workpiece can be adjusted in a time-saving and labor-saving manner. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0022] Figure 1 This is a schematic diagram of the structure of the angle-adjustable shearing machine for sheet metal processing proposed by the utility model;

[0023] Figure 2 for Figure 1 A schematic diagram of the structure of the local A part;

[0024] Figure 3 for Figure 1 Schematic diagram of the enlarged structure of part B in the middle.

[0025] Description of reference numerals:

[0026] 1. Base; 2. Vertical rod; 3. Top plate; 4. Hydraulic cylinder; 5. Shearing knife; 6. Square placement plate; 7. Rotating plate; 8. Second U-shaped plate; 9. First U-shaped plate; 10. First rotating rod; 11. Support plate; 12. Second rotating rod; 13. Worm gear; 14. Side plate; 15. Worm; 16. First motor; 17. Crown gear ring; 18. Transmission rod; 19. Gear; 20. Second motor; 21. Limit rod. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0028] The utility model embodiment discloses a shearing machine with adjustable angle for processing sheet metal parts.

[0029] Reference Figure 1-3 , an angle-adjustable shearing machine for sheet metal processing, comprising a base 1 and a top plate 3, the top plate 3 is arranged above the base 1, vertical rods 2 are fixedly arranged at both ends of the lower surface of the top plate 3, and the lower ends of the vertical rods 2 are fixedly connected to the base 1;

[0030] A hydraulic cylinder 4 is fixedly arranged on the upper surface of the top plate 3. The end of the piston rod of the hydraulic cylinder 4 extends to the bottom of the top plate 3 and is fixedly connected to a shearing knife 5. The shearing knife 5 is a wear-resistant steel knife to improve the service life of the shearing knife 5. Limit rods 21 are fixedly arranged on both sides of the upper surface of the shearing knife 5. The upper end of the limit rod 21 extends to the upper side of the top plate 3, so that the shearing knife 5 can move stably.

[0031] A square groove is provided in the middle of the base 1, and a square placement plate 6 is provided inside the square groove for sliding sleeve;

[0032] A circular groove is provided on the upper side of the square groove, a rotating plate 7 is provided inside the circular groove, a square hole is provided in the middle of the rotating plate 7, a square placement plate 6 matches the square hole, an annular groove is provided on the side wall of the rotating plate 7, and angle scale lines are engraved on the upper surface of the base 1 and on the edge of the circular groove to facilitate observation of the rotation angle of the workpiece.

[0033] Reference Figure 1-3 The bottom of the square groove is provided with a lifting mechanism for driving the square placement plate 6 to move, and the lifting mechanism includes a worm gear 13 and a worm 15. The lower surface of the square placement plate 6 is rotatably connected with a first U-shaped plate 9. A second U-shaped plate 8 is fixedly provided in the middle of the bottom of the square groove. The first U-shaped plate 9 and the second U-shaped plate 8 are both rotatably provided with a first rotating rod 10 inside. The rod wall of the first rotating rod 10 is fixedly sleeved with a supporting plate 11. The ends of the two supporting plates 11 that are close to each other are rotatably connected through a second rotating rod 12. The worm gear 13 is fixedly sleeved on the lower side of the first rotating rod 10. At one end, a worm 15 is meshedly arranged on the lower side of the worm wheel 13, and both ends of the worm 15 are rotatably connected to a side plate 14, one end of the side plate 14 is fixedly connected to the bottom of the square groove, and a first motor 16 is fixedly arranged on the outer side of one side of the side plate 14, and the output end of the first motor 16 is fixedly connected to one end of the worm 15, and the first motor 16 is fixedly connected to the corresponding side plate 14 through a first support frame, so that the first motor 16 is more firmly connected to the corresponding side plate 14, and the first motor 16 is a reduction motor, which can provide a large and stable transmission force.

[0034] Reference Figure 1-3 A transmission mechanism for driving the rotating plate 7 to rotate is arranged on the inner side of the annular groove, and the transmission mechanism includes a gear 19 and a crown gear ring 17. A transmission rod 18 is rotatably sleeved inside one side of the base 1, and one end of the transmission rod 18 extends to the inside of the annular groove. The gear 19 is fixedly sleeved on one end of the transmission rod 18 located inside the annular groove, and the crown gear ring 17 is fixedly arranged at the bottom of the annular groove. The gear 19 is meshedly connected with the crown gear ring 17. A second motor 20 is fixedly arranged on one side of the base 1, and the output end of the second motor 20 is fixedly connected to one end of the transmission rod 18. The second motor 20 is fixedly connected to the side wall of the base 1 through a second support frame, so that the second motor 20 is more firmly connected to the base 1.

[0035] In the utility model, when in use, the first motor 16 drives the worm 15 to rotate, and the worm 15 drives the worm wheel 13 to rotate, that is, the first rotating rod 10 on the lower side is rotated, and then the two supporting plates 11 are rotated toward the horizontal, that is, the square placement plate 6 can be lowered to the lower part of the square groove, which is convenient for time-saving and labor-saving loading. After loading, the first motor 16 is reversed, that is, the square placement plate 6 can be reset to lift the workpiece to a higher place. At this time, the square placement plate 6 is located in the square groove of the rotating plate 7, and then the second motor 20 drives the transmission rod 18 to rotate, so that the gear 19 drives the crown gear ring 17 to rotate, that is, the rotating plate 7 drives the square placement plate 6 to rotate, that is, the angle of the workpiece can be adjusted in a time-saving and labor-saving manner, and then the piston rod of the hydraulic cylinder 4 is extended, so that the shearing knife 5 shears the workpiece.

[0036] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. An angle-adjustable shearing machine for sheet metal processing, comprising a base (1) and a top plate (3), characterized in that: The top plate (3) is arranged above the base (1), and vertical rods (2) are fixedly arranged at both ends of the lower surface of the top plate (3), and the lower ends of the vertical rods (2) are fixedly connected to the base (1); A hydraulic cylinder (4) is fixedly arranged on the upper surface of the top plate (3), and the end of the piston rod of the hydraulic cylinder (4) extends to the bottom of the top plate (3) and is fixedly connected to a shearing knife (5); A square groove is provided in the middle of the base (1), a square placement plate (6) is provided on the inner sliding sleeve of the square groove, and a lifting mechanism for driving the square placement plate (6) to move is provided at the bottom of the square groove; A circular groove is provided on the upper side of the square groove, a rotating plate (7) is rotatably sleeved inside the circular groove, a square hole is provided in the middle of the rotating plate (7), the square placement plate (6) matches the square hole, an annular groove is provided on the side wall of the rotating plate (7), and a transmission mechanism for driving the rotating plate (7) to rotate is provided inside the annular groove.

2. The angle-adjustable shearing machine for sheet metal processing according to claim 1, characterized in that: The lifting mechanism comprises a worm wheel (13) and a worm (15); the lower surface of the square placement plate (6) is rotatably connected to a first U-shaped plate (9); a second U-shaped plate (8) is fixedly arranged in the middle of the bottom of the square groove; a first rotating rod (10) is rotatably arranged inside the first U-shaped plate (9) and the second U-shaped plate (8); a support plate (11) is fixedly sleeved on the rod wall of the first rotating rod (10); the two ends of the support plates (11) close to each other are connected by the second rotating rod (11) 2) rotatably connected, the worm wheel (13) is fixedly sleeved on one end of the first rotating rod (10) at the lower side, the worm (15) is meshingly arranged on the lower side of the worm wheel (13), both ends of the worm (15) are rotatably connected to a side plate (14), one end of the side plate (14) is fixedly connected to the bottom of the square groove, a first motor (16) is fixedly arranged on the outer side of one side of the side plate (14), and the output end of the first motor (16) is fixedly connected to one end of the worm (15).

3. The angle-adjustable shearing machine for sheet metal processing according to claim 1, characterized in that: The transmission mechanism comprises a gear (19) and a crown gear ring (17); a transmission rod (18) is rotatably sleeved inside one side of the base (1); one end of the transmission rod (18) extends into the interior of the annular groove; the gear (19) is fixedly sleeved on one end of the transmission rod (18) located inside the annular groove; the crown gear ring (17) is fixedly arranged at the bottom of the annular groove; the gear (19) is meshingly connected with the crown gear ring (17); a second motor (20) is fixedly arranged on one side of the base (1); an output end of the second motor (20) is fixedly connected to one end of the transmission rod (18).

4. The angle-adjustable shearing machine for sheet metal processing according to claim 2, characterized in that: The first motor (16) is fixedly connected to the corresponding side plate (14) via a first support frame.

5. The angle-adjustable shearing machine for sheet metal processing according to claim 3, characterized in that: The second motor (20) is fixedly connected to the side wall of the base (1) via a second support frame.

6. The angle-adjustable shearing machine for sheet metal processing according to claim 2, characterized in that: The first motor (16) is a reduction motor.

7. The angle-adjustable shearing machine for sheet metal processing according to claim 1, characterized in that: The shearing knife (5) is a wear-resistant steel knife.

8. The angle-adjustable shearing machine for sheet metal processing according to claim 1, characterized in that: Limit rods (21) are fixedly provided on both sides of the upper surface of the shearing knife (5), and the upper ends of the limit rods (21) extend to the upper side of the top plate (3).

9. The angle-adjustable shearing machine for sheet metal processing according to claim 1, characterized in that: Angle scale lines are engraved on the upper surface of the base (1) and at the edge of the circular groove.

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