CN216175550U - Plate bending machine - Google Patents
Plate bending machine Download PDFInfo
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- CN216175550U CN216175550U CN202122698833.8U CN202122698833U CN216175550U CN 216175550 U CN216175550 U CN 216175550U CN 202122698833 U CN202122698833 U CN 202122698833U CN 216175550 U CN216175550 U CN 216175550U
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- piston cylinder
- conveying mechanism
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Abstract
The utility model discloses a plate bending machine which comprises a rack and a bending mechanism arranged on the rack, wherein the bending mechanism comprises a bending support plate, a knife rest mounting frame, a bending knife assembly and a turnover plate, the bending knife assembly comprises a knife rest and a bending knife rotatably connected with the knife rest, the bending knife rotates towards a direction far away from a plate after bending is finished, the knife rest is provided with a driving piston cylinder for driving the bending knife to move and fixing the position of the bending knife, and a cylinder rod of the driving piston cylinder is hinged with the bending knife. The bending knife is rotatably connected with the knife rest, when the bending knife needs to be retracted after the plate bending operation is finished, the knife rest moves towards the direction far away from the plate, so that interference between the bending knife and other structures preset on the plate can be avoided when the bending knife retracts, the plate which is bent is prevented from being displaced, and the subsequent process flow is prevented from being influenced.
Description
Technical Field
The utility model relates to a plate bending machine, and belongs to the technical field of plate bending.
Background
When U-shaped plate members with connection requirements are manufactured, connection flanges are arranged on connection edges of the U-shaped plate members, then connection holes are punched on the connection flanges, and finally the plate members to be connected are connected through the connection holes.
The current manufacturing process of the plate comprises the following steps: the connecting edge is found out firstly, then the connecting edge is punched and turned, and finally the whole forming and bending are carried out.
However, after the bending is finished, the bending knife is tightly attached to the side plate of the U-shaped plate, if the connecting flange is located on the inner side of the U-shaped plate, the bending knife can interfere with the connecting flange when retracting the bending knife, and the U-shaped plate is driven to displace, so that the process action flow is affected.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide a plate bending machine, which solves the problem that the bending knife interferes with the connecting flanging when retracting.
In order to achieve the purpose, the utility model provides a plate bending machine, which comprises a rack and a bending mechanism arranged on the rack;
the bending mechanism comprises a bending support plate and a tool rest mounting frame, a folding knife assembly used for pressing the plate is arranged on the tool rest mounting frame, a turnover plate matched with the folding knife assembly to bend the workpiece is arranged on the bending support plate, and the turnover plate is rotatably connected with the bending support plate;
the folding knife assembly comprises a knife rest and a folding knife which is rotatably connected with the knife rest, a pressing piece end is arranged along the length direction of the folding knife, and the folding knife can rotate between a working position and a knife withdrawing position: in the working position, the plate can be pressed onto the bending support plate by the bending knife, and the projection line of the edge line of the pressing piece end of the bending knife on the bending support plate is parallel to or coincided with the projection line of the overturning central line of the overturning plate on the bending support plate; in the tool retracting position, the edge line of the pressing piece end of the bending tool faces the bending support plate;
the tool rest is provided with a driving piston cylinder for driving the bending knife to move and fixing the position of the bending knife, and a cylinder rod of the driving piston cylinder is hinged with the bending knife.
Furthermore, the frame is provided with two groups of bending mechanisms in a mirror image manner, and when the bending knives of the two groups of bending mechanisms are in working positions, the pressing piece ends of the bending knives face the direction departing from the other bending mechanism.
Furthermore, the bending mechanism is connected with the rack in a sliding mode and provided with a lead screw nut mechanism used for regulating and controlling the position of the bending mechanism.
Furthermore, a bending piston cylinder used for driving the turnover plate to move is arranged on the bending support plate, a rod hole for a cylinder rod of the bending piston cylinder to pass through is formed in the bending support plate, a piston cylinder plate used for fixing the bending piston cylinder is arranged on one side of the rod hole, the bending piston cylinder is hinged to the piston cylinder plate, and a cylinder rod of the bending piston cylinder passes through the rod hole and is hinged to the turnover plate.
Furthermore, the folding knife assembly is connected with the knife rest mounting frame in a sliding mode, a pressing piston cylinder used for driving the folding knife assembly to move is arranged on the knife rest mounting frame, the moving direction of a cylinder rod of the pressing piston cylinder is the same as that of the knife rest assembly, and the cylinder rod of the pressing piston cylinder is connected with the knife rest assembly.
Further, the plate bending machine further comprises a conveying mechanism arranged on the frame, the conveying mechanism comprises a first belt conveying mechanism, a second belt conveying mechanism and a driving roller, the first belt conveying mechanism is arranged between two bending supporting plates, the conveying direction of the first belt conveying mechanism is perpendicular to the moving direction of the bending supporting plates, the second belt conveying mechanism is arranged on the outer side of the bending mechanism, and the conveying direction of the second belt conveying mechanism is the same as the conveying direction of the first belt conveying mechanism.
Furthermore, each of the first belt conveying mechanisms and the second belt conveying mechanisms is connected with a belt group lifting piston cylinder for lifting a workpiece, the belt group lifting piston cylinder of each first belt conveying mechanism is fixedly connected to the frame, the belt group lifting piston cylinder of each second belt conveying mechanism is fixedly connected to the bending support plate, and the moving direction of each belt group lifting piston cylinder rod is the same as that of the folding knife assembly.
Furthermore, a first roller groove is formed in the bending support plate, a second roller groove is formed in the turnover plate, the first roller groove and the second roller groove are the same, and when the turnover plate is in standby, the first roller groove and the second roller groove are linearly communicated.
Furthermore, the driving roller is contained in the first roller groove and connected with a driving roller lifting piston cylinder, the driving roller lifting piston cylinder is fixedly connected with the bending support plate, the moving direction of a cylinder rod of the driving roller piston cylinder is perpendicular to the plate surface of the bending support plate, and the first roller groove and the second roller groove can be used for the driving roller to penetrate through.
The utility model achieves the following beneficial effects:
the bending knife is rotatably connected with the knife rest, when the bending knife needs to be retracted after the plate bending operation is finished, the knife rest moves towards the direction far away from the plate, so that interference between the bending knife and the connecting turnover is avoided when the bending knife retracts, the plate which is bent is prevented from being displaced, and the subsequent process flow is prevented from being influenced.
Drawings
Fig. 1 is an overall perspective view of a plate bending machine according to an embodiment of the present invention;
fig. 2 is a perspective view of a bending mechanism in a plate bending machine according to an embodiment of the present invention;
fig. 3 is a perspective view of a first structure of a bending support plate and a turnover plate in the plate bending machine according to the embodiment of the utility model;
fig. 4 is a perspective view of a second structure of a bending support plate and a turnover plate in the plate bending machine according to the embodiment of the utility model;
fig. 5 is a perspective view of a folding knife assembly in a plate bending machine according to an embodiment of the present invention;
fig. 6 is a perspective view of a first belt transmission mechanism and a belt set lifting piston cylinder in a plate bending machine according to an embodiment of the present invention;
fig. 7 is a perspective view of a second belt conveying mechanism and a belt set lifting piston rod in the plate bending machine according to the embodiment of the utility model;
fig. 8 is a perspective view of a driving roller and a driving roller lifting piston cylinder in a plate bending machine according to an embodiment of the utility model.
In the figure: 100. a frame; 200. a bending mechanism; 210. a folding knife assembly; 211. a tool holder; 212. bending a knife; 213. driving the piston cylinder; 220. bending the support plate; 221. a turnover plate; 222. bending the piston cylinder; 223. a rod hole; 224. a piston cylinder plate; 230. a tool holder mounting frame; 231. compressing the piston cylinder; 300. a conveying mechanism; 310. a first belt transport mechanism; 320. a second belt transport mechanism; 330. a driving roller; 340. the belt set lifts the piston cylinder; 350. a first roll trough; 360. a second roll trough; 370. the driving roller lifts the piston cylinder.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 8, a bending machine for a sheet metal member according to an embodiment of the present invention includes a frame 100, and a bending mechanism 200 and a conveying mechanism 300 disposed on the frame 100.
As shown in fig. 1, there are two bending mechanisms 200, and the two bending mechanisms 200 are arranged in parallel and in a mirror image, each bending mechanism 200 is slidably connected to the frame 100, and the distance between the two bending mechanisms 200 can be adjusted to meet the bending requirements of plates with different sizes.
As shown in fig. 1 and 2, each bending mechanism 200 includes a bending support plate 220 and a tool rest mounting frame 230 which are perpendicular to each other, the two bending support plates 220 are arranged in parallel, each bending support plate 220 is connected with the rack 100 through a guide rail screw transmission mechanism, so as to realize sliding connection between the bending mechanism 200 and the rack 100, a servo motor is arranged at an input end of the guide rail screw transmission mechanism, an output shaft of the servo motor is in transmission connection with an input end of the guide rail screw transmission mechanism, the movement direction of the bending mechanism 200 is controlled by changing the forward and reverse rotation directions of the servo motor, so as to adjust the distance between the two bending mechanisms 200, and adapt to the plate bending requirements of different dimensions.
As shown in fig. 3 and 4, each bending support plate 220 is provided with a turning plate 221, the length direction of the turning plate 221 is perpendicular to the movement direction of the bending support plate 220, the turning plate 221 is hinged to the bending support plate 220, a plate to be bent is fixed, two ends of the plate are respectively located on the two turning plates 221, and the turning plates 221 rotate to drive a workpiece to be bent.
Each overturning plate 221 is connected with a bending piston cylinder 222, each bending piston cylinder 222 is connected below the corresponding bending support plate 220, a rod hole 223 allowing a piston cylinder rod of each bending piston cylinder 222 to penetrate through is formed in the middle of each bending support plate 220, a piston cylinder plate 224 is fixedly connected to one side of each rod hole 223 through a bolt, a cylinder body of each bending piston cylinder 222 is hinged to the corresponding piston cylinder plate 224, a cylinder rod of each bending piston cylinder 222 penetrates through the corresponding rod hole 223 to be hinged to the corresponding overturning plate 221, and the cylinder rod of each bending piston cylinder 222 acts to drive the corresponding overturning plate 221 to act so as to finish bending operation.
As shown in fig. 1, 2 and 5, a folding knife assembly 210 is slidably disposed on each of the two knife rest mounting brackets 230, the two folding knife assemblies 210 are arranged in parallel, each folding knife 212 includes a knife rest 211 and a bending knife 212, the knife rest 211 and the bending knife 212 are arranged in parallel, the bending knife 212 is arranged perpendicular to the knife rest mounting brackets 230, the bending knife 212 is rotatably connected with the knife rest 211, a slider-slide rail assembly is disposed between the knife rest 211 and the knife rest mounting brackets 230 to achieve the sliding connection of the folding knife assembly 210 and the knife rest mounting brackets 230, the knife rest mounting brackets 230 are fixedly connected with a pressing piston cylinder 231 through bolts, the moving direction of the cylinder rod of the pressing piston cylinder 231 is the same as the moving direction of the folding knife assembly 210, the cylinder rod of the pressing piston cylinder 231 is connected with the knife rest 211, the pressing piston cylinder 231 acts to drive the knife rest 211, the knife rest 211 drives the bending knife rest 212 to press and fix the plate to be bent to the bending supporting plate 220, the turnover plate 221 is driven by the bending piston cylinder 222 to rotate, and simultaneously bends the plate along the edge of the part of the plate pressed by the bending knife 212 until the plate is bent to a set angle.
Knife rest 211 is articulated with the sword 212 of bending, and two knife rest 211 relative one sides all set up drive piston cylinder 213, and two one sides that the sword 212 is relative all set up the connection platform of bending, and the one end of connection platform links firmly the sword 212 of bending through the bolt, and the articulated jar pole of drive piston cylinder 213 of the other end, drive piston cylinder 213 link firmly knife rest 211 through the bolt, and the sword 212 of bending can rotate between operating position and the position of moving back: in the working position, the bending knife 212 can press the plate onto the bending support plate 220, and the projection line of the edge line of the pressing piece end of the bending knife 212 on the bending support plate 220 is parallel to or coincident with the projection line of the overturning central line of the overturning plate 221 on the bending support plate 220; in the tool retracting position, the edge line of the pressing part end of the bending tool 212 faces the bending support plate 220, after the bending operation is completed, in order to prevent the bending tool 212 from interfering with the connecting flanging of the U-shaped plate when withdrawing, the driving piston cylinders 213 are actuated to drive the bending tool to turn over and rotate inwards, and the bending tool 212 is retracted between the two tool rests 211.
As shown in fig. 1, 6 to 8, the conveying mechanism 300 includes a first belt conveying mechanism 310, a second belt conveying mechanism 320, a driving roller 330 and a lifting system, the first belt conveying mechanism 310 is disposed between the two bending support plates 220, the number of the first belt conveying mechanisms 310 is not limited, when the number of the first belt conveying mechanisms 310 is greater than 1, a plurality of belt conveying mechanisms are uniformly arranged along the length direction of the bending support plates 220, in this embodiment, preferably, the number of the first belt conveying mechanisms 310 is 2, the conveying direction of the first belt conveying mechanisms 310 is perpendicular to the movement direction of the bending support plates 220, and after the bending operation is completed, the first belt conveying mechanism 310 operates to convey the bent plate out of the bending operation area; the second belt conveying mechanism 320 is disposed at one side of the bending mechanism 200, a conveying direction of the second belt conveying mechanism 320 is the same as a conveying direction of the first belt conveying mechanism 310, the second belt conveying mechanism 320 is configured to receive the bent workpiece conveyed by the first belt conveying mechanism 310 and convey the bent workpiece to a designated position, the number of the second belt conveying mechanisms 320 is not limited, when the number of the second belt conveying mechanisms 320 is greater than 1, the plurality of second belt conveying mechanisms 320 are uniformly arranged along the length direction of the bending support plate 220, and in this embodiment, it is preferable that the number of the second belt conveying mechanisms 320 is 2.
As shown in fig. 1 and 6 to 8, a first roller groove 350 is disposed on the bending support plate 220, a second roller groove 360 is disposed on the turning plate 221, the first roller groove 350 and the second roller groove 360 have the same design parameters, when the turning plate 221 is in standby, the first roller groove 350 and the second roller groove 360 are through, and the driving rollers 330 can pass through, the driving rollers 330 are disposed in the first roller groove 350, the number of the driving rollers 330 is not limited, when the number of the driving rollers 330 is greater than 1, the driving rollers 330 are uniformly disposed along the length direction of the bending support plate 220, and each driving roller 330 is configured with the first roller groove 350 and the second roller groove 360, so that each driving roller 330 can be stored and operated.
As shown in fig. 1 and 6 to 8, the lifting system includes a belt group lifting piston cylinder 340 and a driving roller lifting piston cylinder 370, the bottom of each of the first belt conveyer 310 and the second belt conveyer 320 is provided with the belt group lifting piston cylinder 340, the belt group lifting piston cylinder 340 of each of the first belt conveyer 310 is fixedly connected with the frame 100 through a bolt, the belt group lifting piston cylinder 340 of each of the second belt conveyer 320 is fixedly connected with the bending support plate 220 through a bolt, the moving direction of the rod of each of the belt group lifting piston cylinders 340 is parallel to the moving direction of the tool holder 211, when the belt group lifting piston cylinder 340 of the first belt conveyer 310 is in standby, the working surface of the first belt conveyer 310 is lower than the bottom surface of the plate during bending operation, so as to avoid contact with the bottom surface of the plate and influence on the bending effect, when the belt group lifting piston cylinder 340 of the first belt conveyer 310 is in operation, the workpiece is lifted to a position at least as high as the turnover plate 221 through the first belt conveying mechanism 310, so that the workpiece is prevented from interfering with the turnover plate 221 in the conveying process; the height of the belt group lifting piston cylinder 340 of the second belt conveying mechanism 320 in standby is not required, and when the belt group piston cylinder of the second belt conveying mechanism 320 works, the workpiece is lifted to the position with the same height as that of the first belt conveying mechanism 310 through the second belt conveying mechanism 320 so as to receive the bent workpiece conveyed from the first belt conveying mechanism 310; each driving roller 330 is provided with a driving roller lifting piston cylinder 370, the driving roller lifting piston cylinders 370 are fixedly connected with the bending support plate 220 through bolts, cylinder rods of the driving roller lifting piston cylinders 370 are connected with the driving rollers 330, when the driving roller lifting piston cylinders 370 are in standby, the driving rollers 330 are located in the first roller grooves 350 and the second roller grooves 360, the driving roller lifting piston cylinders 370 act, the lifting driving rollers 330 penetrate through the first roller grooves 350 and the second roller grooves 360 to extend out, and workpieces subjected to auxiliary bending operation are transmitted.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (9)
1. A plate bending machine which is characterized in that: comprises a frame (100) and a bending mechanism (200) arranged on the frame (100);
the bending mechanism (200) comprises a bending support plate (220) and a tool rest mounting rack (230), a folding knife assembly (210) for pressing a plate is arranged on the tool rest mounting rack (230), a turnover plate (221) matched with the folding knife assembly (210) to bend a workpiece is arranged on the bending support plate (220), and the turnover plate (221) is rotatably connected with the bending support plate (220);
the folding knife assembly (210) comprises a knife rest (211) and a folding knife (212) rotatably connected with the knife rest (211), a pressing piece end is arranged in the length direction of the folding knife (212), and the folding knife (212) can rotate between a working position and a knife withdrawing position: in the working position, the plate can be pressed onto the bending support plate (220) by the bending knife (212), and the projection line of the edge line of the pressing piece end of the bending knife (212) on the bending support plate (220) is parallel to or coincided with the projection line of the overturning central line of the overturning plate (221) on the bending support plate (220); in the tool retracting position, the edge line of the pressing piece end of the bending tool (212) faces the bending support plate (220);
the tool rest (211) is provided with a driving piston cylinder (213) for driving the bending knife (212) to move and fixing the position of the bending knife (212), and a cylinder rod of the driving piston cylinder (213) is hinged with the bending knife (212).
2. A plate bending machine according to claim 1, characterized in that:
the mirror image of the rack (100) is provided with two groups of bending mechanisms (200), and when the bending knives (212) of the two groups of bending mechanisms (200) are in working positions, the pressing piece ends of the bending knives (212) face the direction departing from the other bending mechanism (200).
3. A plate bending machine according to claim 1, characterized in that:
the bending mechanism (200) is connected with the rack (100) in a sliding mode, and the bending mechanism (200) is provided with a screw and nut mechanism used for adjusting and controlling the position of the screw and nut mechanism.
4. A plate bending machine according to claim 1, characterized in that:
the bending support plate (220) is provided with a bending piston cylinder (222) used for driving the turnover plate (221) to move, a rod hole (223) for a cylinder rod of the bending piston cylinder (222) to penetrate through is formed in the bending support plate (220), a piston cylinder plate (224) used for fixing the bending piston cylinder (222) is arranged on one side of the rod hole (223), the bending piston cylinder (222) is hinged to the piston cylinder plate (224), and the cylinder rod of the bending piston cylinder (222) penetrates through the rod hole (223) to hinge the turnover plate (221).
5. A plate bending machine according to claim 1, characterized in that:
the folding knife component (210) is connected with the knife rest mounting frame (230) in a sliding mode, a pressing piston cylinder (231) used for driving the folding knife component (210) to act is arranged on the knife rest mounting frame (230), the moving direction of a cylinder rod of the pressing piston cylinder (231) is the same as that of the folding knife component (210), and the cylinder rod of the pressing piston cylinder (231) is connected with the folding knife component (210).
6. A plate bending machine according to claim 1, characterized in that:
the plate bending machine is characterized by further comprising a conveying mechanism (300) arranged on the frame (100), wherein the conveying mechanism (300) comprises a first belt conveying mechanism (310), a second belt conveying mechanism (320) and a driving roller (330), the first belt conveying mechanism (310) is arranged between two bending supporting plates (220), the conveying direction of the first belt conveying mechanism (310) is perpendicular to the moving direction of the bending supporting plates (220), the second belt conveying mechanism (320) is arranged on the outer side of the bending mechanism (200), and the conveying direction of the second belt conveying mechanism (320) is the same as the conveying direction of the first belt conveying mechanism (310).
7. A machine for bending sheet metal according to claim 6, wherein:
each of the first belt conveying mechanism (310) and the second belt conveying mechanism (320) is connected with a belt group lifting piston cylinder (340) used for lifting a workpiece, the belt group lifting piston cylinder (340) of each first belt conveying mechanism (310) is fixedly connected to the machine frame (100), the belt group lifting piston cylinder (340) of each second belt conveying mechanism (320) is fixedly connected to the bending supporting plate (220), and the moving direction of the cylinder rod of each belt group lifting piston cylinder (340) is the same as that of the folding knife assembly (210).
8. A machine for bending sheet metal according to claim 6, wherein:
set up first roller groove (350) on bending backup pad (220), set up second roller groove (360) on returning face plate (221), first roller groove (350) are the same with second roller groove (360), when returning face plate (221) standby, first roller groove (350) and second roller groove (360) straight line link up.
9. A plate bending machine according to claim 8, wherein:
the driving roller (330) is accommodated in the first roller groove (350), the driving roller (330) is connected with a driving roller lifting piston cylinder (370), the driving roller lifting piston cylinder (370) is fixedly connected with the bending support plate (220), the moving direction of a cylinder rod of the driving roller lifting piston cylinder (370) is perpendicular to the plate surface of the bending support plate (220), and the driving roller (330) can be accommodated in the first roller groove (350) and the second roller groove (360) to penetrate through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122698833.8U CN216175550U (en) | 2021-11-05 | 2021-11-05 | Plate bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122698833.8U CN216175550U (en) | 2021-11-05 | 2021-11-05 | Plate bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216175550U true CN216175550U (en) | 2022-04-05 |
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ID=80903466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122698833.8U Active CN216175550U (en) | 2021-11-05 | 2021-11-05 | Plate bending machine |
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| Country | Link |
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| CN (1) | CN216175550U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115488193A (en) * | 2022-11-22 | 2022-12-20 | 泉州市万家宝儿童用品股份有限公司 | Double bending machine with adjustable bending size of dining table top and adjusting method thereof |
-
2021
- 2021-11-05 CN CN202122698833.8U patent/CN216175550U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115488193A (en) * | 2022-11-22 | 2022-12-20 | 泉州市万家宝儿童用品股份有限公司 | Double bending machine with adjustable bending size of dining table top and adjusting method thereof |
| CN115488193B (en) * | 2022-11-22 | 2023-03-10 | 泉州市万家宝儿童用品股份有限公司 | Double bending machine with adjustable bending size of dining table top and adjusting method thereof |
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