Plate bending device

Abstract

The utility model relates to the technical field of plate forming and manufacturing, in particular to a plate bending device. The device comprises a workbench, table legs arranged at the bottom of the workbench, a supporting rod located at the top of the workbench, a connecting groove formed in the workbench, a top plate arranged at the top of the supporting rod, an air cylinder arranged at the top of the top plate, a hydraulic rod arranged at the output end of the air cylinder, a bending rod arranged at the bottom of the hydraulic rod and a mounting mechanism. A clamping mechanism and an angle adjusting mechanism; the mounting mechanism is arranged at the top of the workbench; the clamping mechanism is arranged on the side surface of the mounting mechanism; the angle adjusting mechanism is arranged on the workbench. Through the arrangement of the angle adjusting mechanism, the movable holding rod can drive the sliding plate to move so as to adjust the distance between the two rollers, and due to the fact that the stroke of the hydraulic rod is fixed, the downward pressing distance of the bending rod is fixed, and therefore the bending angle of a plate can be changed; and a product made of the plate can be ensured to better meet specific design requirements.

Description

TECHNICAL FIELD

[0001] The utility model relates to plate forming manufacturing technical field especially, relates to a plate bending device. BACKGROUND

[0002] In the processing of plate, the plate is pressed into various shaped parts according to the process requirement through the bending machine.

[0003] The Chinese patent with the publication number CN201841668U discloses a plate bending device, which comprises a workbench, and heating softening belts are arranged on the four edges of the workbench top surface; a vertical pressure platform is arranged above the workbench, and a vertical pressure plate is movably arranged on each of the four edges of the vertical pressure platform; a vertical pressure platform lifting device and a vertical pressure plate lifting device are arranged above the vertical pressure platform; the vertical pressure platform lifting device comprises a moving arm, and the lower end of the moving arm is connected to the upper part of the vertical pressure platform; the vertical pressure plate is connected to the vertical pressure plate lifting device through a rope; a product bending and shaping rod is arranged on each of the four sides of the workbench, and the product bending and shaping rod is connected to an extension device.

[0004] However, the above-mentioned disclosed scheme has the following disadvantages: the existing plate bending device cannot adjust the bending angle of the plate, so that the device needs to be replaced when the plate needs to be bent at different angles each time, which is time-consuming and laborious, and the device cannot clamp and position plates of different specifications and thicknesses, so the applicability is poor. UTILITY MODEL CONTENTS

[0005] The utility model aims at the problem that different specifications of plates cannot be bent at different angles in the background art, and provides a plate bending device.

[0006] The technical scheme of the utility model: a plate bending device, which comprises a workbench, a table leg arranged at the bottom of the workbench, a supporting rod located at the top of the workbench, a connecting groove arranged on the workbench, a top plate arranged at the top of the supporting rod, a cylinder arranged at the top of the top plate, a hydraulic rod arranged at the output end of the cylinder, and a bending rod arranged at the bottom of the hydraulic rod; the plate bending device further comprises;

[0007] The installation mechanism is arranged at the top of the workbench and is used for positioning the plate at the center of the bending rod for bending;

[0008] The clamping mechanism is arranged on the side surface of the installation mechanism and is used for clamping plates of different specifications and thicknesses;

[0009] The angle adjusting mechanism is arranged on the workbench and is used for adjusting the distance between components to control the bending angle of the plate.

[0010] Preferably, the mounting mechanism comprises a fixed frame, a motor, a rotating shaft and a moving assembly;

[0011] The fixed frame is arranged on the side of the workbench, the motor is arranged on the end of the fixed frame away from the workbench, and the rotating shaft is arranged on the output end of the motor;

[0012] The moving assembly is arranged on the end of the rotating shaft away from the motor and is used to drive the clamping mechanism to move towards the center of the workbench.

[0013] Preferably, the moving assembly comprises a circular gear, a rack one, a rack two, a straight slide rail one and a connecting rod one;

[0014] The circular gear is arranged on the end of the rotating shaft away from the motor, the rack one is located on the top of the circular gear, the rack two is located on the bottom of the circular gear, the top of the rack one is provided with a slide bar, the straight slide rail one is slidingly arranged on the outer side of the slide bar, and the connecting rod one is arranged on the end of the straight slide rail one.

[0015] Preferably, the clamping mechanism comprises a mounting rod, a mounting plate, an arc-shaped plate, an arc-shaped slide rail and a sliding block;

[0016] The mounting rod is arranged on the side of the rack one, the mounting plate is arranged on the side of the mounting rod, the arc-shaped plate is arranged on the side of the mounting rod away from the mounting rod, the arc-shaped slide rail is arranged on the side of the arc-shaped plate away from the mounting plate, the sliding block is slidingly arranged on the arc-shaped slide rail, the side of the sliding block away from the arc-shaped slide rail is provided with a straight slide rail two, the inner side of the straight slide rail two is slidingly provided with a clamping plate two, the bottom of the straight slide rail two is provided with a clamping plate one, the clamping plate two is screwedly provided with a threaded rod, the bottom of the threaded rod is provided with a rotating rod, and the bottom of the threaded rod and the top of the clamping plate two are rotationally connected.

[0017] Preferably, the angle adjusting mechanism comprises a sliding plate, a connecting rod two, a fixing rod, a roller and a positioning assembly;

[0018] The sliding plate is slidingly arranged on the inner side of the connecting groove, the connecting rod two is arranged on the side of the sliding plate, the fixing rod is arranged on the top of the fixing rod, and the roller is rotationally arranged on the side of the fixing rod;

[0019] The positioning assembly is arranged on the side of the workbench and is used to drive the roller to move and position, so that the angle of the bent plate material is adjusted.

[0020] Preferably, the positioning assembly comprises a holding rod, a connecting plate, a plug rod and a spring;

[0021] The holding rod is arranged on the end of the connecting rod two away from the sliding plate, the connecting plate is arranged on the outer side of the holding rod, the plug rod is slidingly arranged on the end of the connecting plate away from the holding rod, the spring is arranged on the outer side of the plug rod, the end of the plug rod is provided with a pulling rod, and the side of the workbench is provided with a positioning hole.

[0022] Compared with the prior art, the utility model has the beneficial technical effects that:

[0023] 1、By the setting of the angle adjusting mechanism, the moving handle can drive the sliding plate to move to adjust the distance between the two rollers, and since the stroke of the hydraulic rod is fixed, the pressing distance of the bending rod is fixed, so that the bending angle of the plate can be changed, the products made of the plate can better adapt to specific design requirements, the production process can be simplified, unnecessary processing steps can be reduced, the bending angle can be quickly changed without replacing the mold or adjusting the equipment, thereby saving time and cost, and the number of mold replacement and equipment adjustment can be reduced, the downtime and maintenance cost in the production process can be reduced.

[0024] 2、By the setting of the mounting mechanism and the clamping mechanism, the mounting mechanism can position and move the position where the plate needs to be bent to the directly below the bending rod to facilitate the bending work, and the clamping mechanism can clamp the bending plate and provide a moving space for both ends of the plate during the bending of the bending plate, so that the rigid bending of the plate is avoided to cause the plate to be broken, so that the strength and toughness of the plate can be ensured, thereby improving the overall quality of the product, unnecessary downtime and cost can be reduced, and the increase in the waste rate and the rework rate caused by the rigid bending can be avoided, thereby increasing the production cost. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a structural schematic view of an embodiment of the utility model;

[0026] Figure 2 It is a bottom structure schematic view of Figure 1 ;

[0027] Figure 3 It is a structural schematic view of the mounting mechanism;

[0028] Figure 4 It is a structural schematic view of the clamping mechanism;

[0029] Figure 5 It is a structural schematic view of the angle adjusting mechanism;

[0030] Figure 6 It is an internal structure schematic view of the angle adjusting mechanism.

[0031] : 1, workbench; 2, table leg; 3, support rod; 4, top plate; 5, air cylinder; 6, connecting groove; 701, motor; 702, fixing frame; 703, rotating shaft; 704, circular gear; 705, rack one; 706, sliding bar; 707, straight sliding rail one; 708, rack two; 709, connecting rod one; 801, mounting rod; 802, mounting plate; 803, arc plate; 804, arc sliding rail; 805, sliding block; 806, straight sliding rail two; 807, clamping plate one; 808, clamping plate two; 809, threaded rod; 810, rotating rod; 901, sliding plate; 902, connecting rod two; 903, handle rod; 904, connecting plate; 905, insertion rod; 906, spring; 907, pull rod; 908, positioning hole; 909, fixing rod; 910, roller; 10, hydraulic rod; 11, bending rod. DETAILED DESCRIPTION

[0032] Example One

[0033] As Figures 1-4 shown, the utility model provides a plate bending device, including workbench 1, set up in the bottom of workbench 1 table leg 2, the top of workbench 1 is located support rod 3, set up on the connecting groove 6 of workbench 1, set up on the top plate 4 of support rod 3, set up the air cylinder 5 of top plate 4 top, set up the hydraulic rod 10 of air cylinder 5 output end, set up the bending rod 11 of hydraulic rod 10 bottom, installation mechanism, clamping mechanism and angle adjusting mechanism, when carrying out plate bending work, start air cylinder 5, air cylinder 5 drives hydraulic rod 10 to press down, and hydraulic rod 10 drives bending rod 11 to press down to the center of plate and press down, so that the plate is bent, and the stroke of hydraulic rod 10 is fixed:

[0034] Installation mechanism sets up in the top of workbench 1, is used to position plate to the center of bending rod 11 and carries out bending;

[0035] Clamping mechanism sets up in the side of installation mechanism, is used to clamp the plate of different specifications thickness;

[0036] Angle adjusting mechanism sets up on workbench 1, is used to adjust the distance between components to control the bending angle of plate.

[0037] The mounting mechanism comprises a fixing frame 702, a motor 701, a rotating shaft 703 and a moving assembly; the fixing frame 702 is arranged on the side of the workbench 1, the motor 701 is arranged on the end of the fixing frame 702 away from the workbench 1, and the rotating shaft 703 is arranged on the output end of the motor 701; the moving assembly is arranged on the end of the rotating shaft 703 away from the motor 701 and is used to drive the clamping mechanism to move towards the center of the workbench 1 at the same time. The moving assembly comprises a circular gear 704, a rack one 705, a rack two 708, a straight slide rail one 707 and a connecting rod one 709; the circular gear 704 is arranged on the end of the rotating shaft 703 away from the motor 701, the rack one 705 is located on the top of the circular gear 704, the rack two 708 is located on the bottom of the circular gear 704, the rack one 705 and the rack two 708 are engaged with the circular gear 704, the top of the rack one 705 is provided with a slide strip 706, the straight slide rail one 707 is slidingly arranged on the outside of the slide strip 706, and the connecting rod one 709 is arranged on the end of the straight slide rail one 707; the motor 701 is started, the motor 701 drives the circular gear 704 to rotate through the rotating shaft 703, and the circular gear 704 drives the rack one 705 and the rack two 708 to move on the straight slide rail one 707; since the rack one 705 and the rack two 708 are respectively located on the upper and lower sides of the circular gear 704, the moving directions are opposite, and the clamping mechanism can move towards the center or the outside of the workbench 1 at the same time.

[0038] The clamping mechanism comprises a mounting rod 801, a mounting plate 802, an arc-shaped plate 803, an arc-shaped slide rail 804 and a sliding block 805; the mounting rod 801 is arranged on the side of the rack one 705, the mounting plate 802 is arranged on the side of the mounting rod 801, the arc-shaped plate 803 is arranged on the side of the mounting rod 801 away from the mounting rod 801, the arc-shaped slide rail 804 is arranged on the side of the arc-shaped plate 803 away from the mounting plate 802, the sliding block 805 is slidingly arranged on the arc-shaped slide rail 804, the side of the sliding block 805 away from the arc-shaped slide rail 804 is provided with a straight slide rail two 806, the inner side of the straight slide rail two 806 is slidingly provided with a clamping plate two 808, the bottom of the straight slide rail two 806 is provided with a clamping plate one 807, the clamping plate two 808 is threadedly provided with a threaded rod 809 on the upper side, the bottom of the threaded rod 809 is provided with a rotating rod 810, and the bottom of the threaded rod 809 and the top of the clamping plate two 808 are rotationally connected; the plate material to be bent is placed on the clamping plate one 807, then the threaded rod 809 is rotated through the rotating rod 810, the threaded rod 809 is rotated to drive the clamping plate two 808 to move downward to clamp the plate material, after the clamping is completed, the plate material is moved to the position directly below the bending rod 11 through the mounting mechanism, the plate material is bent when the bending rod 11 is pressed downward, and the plate material moves upward during the bending, so that the sliding block 805 moves on the arc-shaped slide rail 804, thereby avoiding rigid bending of the plate material and causing the plate material to be broken.

[0039] Embodiment two

[0040] As Figures 5-6The utility model provides a kind of plate bending device, compared to embodiment one, the structure of angle adjusting mechanism is introduced in detail in this embodiment:

[0041] Angle adjusting mechanism includes sliding plate 901, connecting rod two 902, fixed rod 909, roller 910 and positioning assembly;Sliding plate 901 is slidably arranged in the inner side of connecting groove 6, connecting rod two 902 is arranged on the side of sliding plate 901, fixed rod 909 is arranged on the top of fixed rod 909, roller 910 is rotatably arranged on the side of fixed rod 909;Positioning assembly is arranged on the side of workbench 1, to drive roller 910 to move positioning to adjust the angle of plate bending.Positioning assembly includes handle 903, connecting plate 904, plug rod 905 and spring 906;Handle 903 is arranged on the end of connecting rod two 902 away from sliding plate 901, connecting plate 904 is arranged on the outside of handle 903, plug rod 905 is slidably arranged on the end of connecting plate 904 away from handle 903, spring 906 is arranged on the outside of plug rod 905, pull rod 907 is arranged on the end of plug rod 905, the side of workbench 1 is provided with positioning hole 908, positioning hole 908 is provided with multiple, pull rod 907 is pulled to make it separate from positioning hole 908 by plug rod 905, then hold handle 903 and move, handle 903 moves sliding plate 901 by connecting rod two 902, sliding plate 901 is provided with two, when two sliding plates 901 move towards, the distance between roller 910 is reduced, the bending angle of plate can be increased, when two sliding plates 901 move oppositely, the distance between roller 910 is increased, so as to reduce the bending angle of plate, after position adjustment is completed, pull rod 907 is loosened, plug rod 905 is clamped into the positioning hole 908 in this position under the action of spring 906.

[0042] In conclusion, when the utility model is used, the plug rod 905 is pulled up by the pull rod 907 to make it separate from the positioning hole 908, then the handle rod 903 is held to move, the handle rod 903 drives the sliding plate 901 to move through the connecting rod two 902, the sliding plate 901 is provided with two, when the two sliding plates 901 move towards each other, the distance between the rollers 910 is reduced, the bending angle of the plate material can be increased, when the two sliding plates 901 move away from each other, the distance between the rollers 910 is increased, so that the bending angle of the plate material is reduced, after the position adjustment is completed, the pull rod 907 is loosened, the plug rod 905 is clamped into the positioning hole 908 in the position under the action of the spring 906, then the plate material to be bent is placed on the clamping plate one 807, the threaded rod 809 is rotated through the rotating rod 810, the clamping plate two 808 is driven to move downwards through the threaded rod 809 rotation, so that the plate material is clamped, after the clamping is completed, the motor 701 is started, the gear 704 is rotated through the rotating shaft 703 driven by the motor 701, the rack one 705 and the rack two 708 are moved on the straight slide rail one 707 driven by the gear 704, since the rack one 705 and the rack two 708 are respectively located on the upper and lower sides of the gear 704, the moving directions are opposite, after the plate material is moved to the position directly below the bending rod 11, the other end of the plate material is fixed through another clamping mechanism by rotating the rotating rod 810, then the cylinder 5 is started, the hydraulic rod 10 is driven to press downwards by the cylinder 5, the bending rod 11 is driven to press downwards by the hydraulic rod 10, so that the center of the plate material is pressed downwards, so that the plate material is bent to complete the work.

[0043] The utility model has been described in detail in combination with the drawings, but the utility model is not limited to this, within the knowledge range possessed by the person skilled in the art, various changes can be made without departing from the purpose of the utility model.

Claims

1. A plate bending device, comprising a workbench (1), a table leg (2) arranged at the bottom of the workbench (1), a supporting rod (3) arranged at the top of the workbench (1), a connecting groove (6) arranged on the workbench (1), a top plate (4) arranged at the top of the supporting rod (3), a pneumatic cylinder (5) arranged at the top of the top plate (4), a hydraulic rod (10) arranged at the output end of the pneumatic cylinder (5), and a bending rod (11) arranged at the bottom of the hydraulic rod (10); characterized in that, Also includes; The installation mechanism is arranged on the top of the workbench (1), which is used to position the plate to the center of the bending rod (11) for bending; The clamping mechanism is arranged on the side of the installation mechanism, which is used to clamp the plate of different specifications and thicknesses; And the angle adjusting mechanism is arranged on the workbench (1), which is used to adjust the distance between the parts to control the bending angle of the plate.

2. The apparatus of claim 1, wherein The installation mechanism includes a fixed frame (702), a motor (701), a rotating shaft (703) and a moving assembly; The fixed frame (702) is arranged on the side of the workbench (1), the motor (701) is arranged on the end of the fixed frame (702) away from the workbench (1), and the rotating shaft (703) is arranged on the output end of the motor (701); The moving assembly is arranged on the end of the rotating shaft (703) away from the motor (701), which is used to drive the clamping mechanism to move to the center of the workbench (1) at the same time.

3. The apparatus of claim 2, wherein: The moving assembly includes a circular gear (704), a rack (705), a rack (708), a straight slide rail (707) and a connecting rod (709); The circular gear (704) is arranged on the end of the rotating shaft (703) away from the motor (701), the rack (705) is located on the top of the circular gear (704), the rack (708) is located on the bottom of the circular gear (704), the top of the rack (705) is provided with a slide bar (706), the straight slide rail (707) is slidably arranged on the outer side of the slide bar (706), and the connecting rod (709) is arranged on the end of the straight slide rail (707).

4. The apparatus of claim 3, wherein The clamping mechanism includes a mounting rod (801), a mounting plate (802), an arc plate (803), an arc slide rail (804) and a sliding block (805); The mounting rod (801) is arranged on the side of the rack (705), the mounting plate (802) is arranged on the side of the mounting rod (801), the arc plate (803) is arranged on the side of the mounting rod (801) away from the mounting rod (801), the arc slide rail (804) is arranged on the side of the arc plate (803) away from the mounting plate (802), the sliding block (805) is slidably arranged on the arc slide rail (804), the side of the sliding block (805) away from the arc slide rail (804) is provided with a straight slide rail (806), the inner side of the straight slide rail (806) is slidably provided with a clamping plate (808), the bottom of the straight slide rail (806) is provided with a clamping plate (807), the clamping plate (808) is threadedly provided with a threaded rod (809), the bottom of the threaded rod (809) is provided with a rotating rod (810), and the bottom of the threaded rod (809) and the top of the clamping plate (808) are rotatably connected.

5. The apparatus of claim 1, wherein The angle adjusting mechanism includes a sliding plate (901), a connecting rod (902), a fixed rod (909), a roller (910) and a positioning assembly; The sliding plate (901) is slidably arranged on the inner side of the connecting groove (6), the connecting rod (902) is arranged on the side of the sliding plate (901), the fixed rod (909) is arranged on the top of the fixed rod (909), and the roller (910) is rotatably arranged on the side of the fixed rod (909); The positioning assembly is arranged on the side of the workbench (1) and used to drive the roller (910) to move and position so as to adjust the bending angle of the plate.

6. The apparatus of claim 5, wherein: The positioning assembly comprises a handle (903), a connecting plate (904), a plug rod (905) and a spring (906). The handle (903) is arranged at the end of the connecting rod (902) away from the sliding plate (901), the connecting plate (904) is arranged outside the handle (903), the plug rod (905) is slidingly arranged at the end of the connecting plate (904) away from the handle (903), the spring (906) is arranged outside the plug rod (905), the pull rod (907) is arranged at the end of the plug rod (905), and the side of the workbench (1) is provided with a positioning hole (908).

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