Positioning tool of plate bending machine

Abstract

The utility model discloses a positioning tool of a plate bending machine, which relates to the technical field of plate bending machines and comprises a support table, a moving frame is connected onto the support table through a moving mechanism, a limiting wheel is connected onto the moving frame through a connecting mechanism, and a first distance sensor is fixedly mounted on the support table; a servo electric cylinder is installed on the supporting table, and the output end of the servo electric cylinder is connected with a clamping assembly. The clamping assembly comprises a clamping frame, a first electric push rod is installed on the clamping frame, the output end of the first electric push rod is connected with a clamping plate, and a second distance sensor is installed on the clamping frame; the width of a plate can be detected through the arrangement of the first distance sensor so that the plates with different widths can be limited through automatic adjustment, the thickness of the plate can be detected through the arrangement of the second distance sensor so that the plates can be clamped and fixed through automatic adjustment, and the machining accuracy of the plates can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to plate bending machine technical field, concretely is a kind of positioning tool of plate bending machine. BACKGROUND

[0002] Plate bending machine all-steel welded structure, with enough strength and rigidity, relative motion is driven by hydraulic transmission workbench, in combination with the shape of upper and lower mould, pressure is applied to plate, it is bent and deformed according to predetermined angle and shape, it is experienced the transformation of elastic deformation to plastic deformation, finally realizes the bending effect required, since plate bending is a process requiring high precision, any slight deviation can lead to the size of bending piece or shape deviation, thereby affecting the quality and performance of product, so positioning tool is needed to position plate.

[0003] Positioning tool in the related art adjusts to position plate, so as to carry out bending processing, when positioning different plates, positioning tool needs to be adjusted, the adjustment of positioning tool can involve complex operation steps and tools, increase the operation difficulty and time cost of worker.Therefore, the technical personnel in the art provide a kind of positioning tool of plate bending machine to solve the problems raised in the above background technology. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of positioning tool of plate bending machine to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of positioning tool of plate bending machine, comprising:

[0007] Supporting table, mobile frame is connected on the supporting table by moving mechanism, limit wheel is connected on the mobile frame by connecting mechanism, first distance sensor is fixedly installed on the supporting table;

[0008] Servo cylinder is installed on the supporting table, clamping assembly is connected to the output end of the servo cylinder;

[0009] The clamping assembly includes clamping frame, first electric push rod is installed on the clamping frame, clamping plate is connected to the output end of the first electric push rod, second distance sensor is installed on the clamping frame.

[0010] Preferably, controller is installed on the supporting table, the controller is electrically connected with the first distance sensor and the second distance sensor.

[0011] Preferably, the moving mechanism comprises a second electric push rod, a first connecting block and two second connecting blocks, the output end of the second electric push rod is connected with the first connecting block, a connecting rod is rotatably connected between the first connecting block and the two second connecting blocks, and the two second connecting blocks are connected with the moving frame through a moving block.

[0012] Preferably, the support table is provided with a support frame, and the second electric push rod is fixedly installed on the support frame.

[0013] Preferably, the connecting mechanism comprises a plug rod, a clamping block, a reset spring, a push rod and a push plate, the moving frame is provided with a connecting groove, the plug rod is provided with a mounting groove for mounting the reset spring, one end of the reset spring is connected with the clamping block, the moving frame is provided with a clamping groove, the moving frame is provided with a moving groove for movement of the push rod, and the push plate is connected to one end of the push rod.

[0014] Preferably, the push rod is provided with a limiting plate, and the moving frame is provided with a limiting groove for movement of the limiting plate.

[0015] Preferably, the support table is fixedly installed with two support plates, and a plurality of rotating rods are rotatably connected to the two support plates.

[0016] Preferably, the support table is provided with a connecting plate, and the connecting plate is provided with a plurality of mounting screw holes.

[0017] Compared with the prior art, the utility model has the advantages that:

[0018] 1、Through the setting of the moving mechanism, the moving frame can be adjusted to move according to different plates, through the setting of the connecting mechanism, the limiting wheel can be replaced when the limiting wheel is worn, thereby improving the limiting precision, through the setting of the servo cylinder, the plate can be pushed to move and bend, and through the setting of the clamping assembly, the plate can be clamped and machined.

[0019] 2、Through the setting of the first distance sensor, the width of the plate can be detected, so that different width plates can be automatically adjusted and limited, through the setting of the second distance sensor, the thickness of the plate can be detected, so that the plate can be automatically adjusted and clamped and fixed, the plate machining precision can be improved, and the machining efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a front view structural schematic diagram of the positioning tool of the plate bending machine in the embodiment of the application.

[0021] Figure 2It is a sectional view structure schematic diagram of a positioning tool of a plate bending machine in the embodiment of the application;

[0022] Figure 3 It is a sectional view structure schematic diagram of a limiting wheel of a positioning tool of a plate bending machine in the embodiment of the application;

[0023] Figure 4 It is Figure 3 The enlarged view at A in the middle;

[0024] Figure 5 It is Figure 4 The enlarged view at B in the middle.

[0025] In the figure: 1, support table; 2, moving frame; 3, limiting wheel; 4, first distance sensor; 5, servo electric cylinder; 6, clamping frame; 7, first electric push rod; 8, clamping plate; 9, second distance sensor; 10, controller; 11, second electric push rod; 12, first connecting block; 13, second connecting block; 14, through slot; 15, support frame; 16, plug rod; 17, clamping block; 18, reset spring; 19, push rod; 20, push plate; 21, through hole; 22, connecting groove; 23, mounting groove; 24, clamping groove; 25, moving groove; 26, limiting plate; 27, limiting groove; 28, support plate; 29, rotating rod; 30, connecting plate; 31, mounting screw hole; 32, moving block; 33, connecting rod. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0027] Please refer to Figures 1-5 The present application provides a technical scheme:

[0028] The positioning tool of the plate bending machine comprises:

[0029] The support table 1 is connected with the moving frame 2 through a moving mechanism, the moving mechanism comprises a second electric push rod 11, a first connecting block 12 and two second connecting blocks 13, the output end of the second electric push rod 11 is connected with the first connecting block 12, the first connecting block 12 is rotatably connected with the connecting rod 33 between the two second connecting blocks 13, the two second connecting blocks 13 are connected with the moving frame 2 through the moving block 32, the through slot 14 for sliding connection of the moving block 32 is formed in the support table 1, the support table 1 is provided with the support frame 15, the second electric push rod 11 is fixedly installed on the support frame 15, and the second electric push rod 11 can be installed and fixed through the support frame 15;

[0030] When the moving frame 2 is driven to move to limit the two sides of the plate, the second electric push rod 11 pulls the first connecting block 12, the first connecting block 12 is rotatably connected with the connecting rod 33 between the two second connecting blocks 13, so that the first connecting block 12 can drive the moving block 32 to relatively move through the second connecting block 13 and the moving block 32 when the first connecting block 12 moves, that is, the two sides of the plate can be positioned.

[0031] The moving frame 2 is connected with the limiting wheel 3 through a connecting mechanism, the connecting mechanism comprises an insertion rod 16, a clamping block 17, a reset spring 18, a push rod 19 and a push plate 20, the limiting wheel 3 and the moving frame 2 are both provided with through holes 21, the moving frame 2 is provided with a connecting groove 22 at the other end, the insertion rod 16 is provided with an installation groove 23 for installation of the reset spring 18, one end of the reset spring 18 is connected with the clamping block 17, the moving frame 2 is provided with a clamping groove 24, the moving frame 2 is provided with a moving groove 25 for movement of the push rod 19, the push plate 20 is connected with one end of the push rod 19, the push rod 19 is provided with a limiting plate 26, the moving frame 2 is provided with a limiting groove 27 for movement of the limiting plate 26, the first distance sensor 4 is fixedly installed on the support table 1, the first distance sensor 4 can detect the width of the plate, then the second electric push rod 11 can be controlled through the controller 10, and the limiting accuracy can be improved;

[0032] Since the moving frame 2 moves to drive the limiting wheel 3 to move and be connected with the two sides of the plate, the two sides of the plate will be rubbed with the limiting wheel 3 when the two sides of the plate are positioned, when the limiting wheel 3 is disassembled, the push plate 20 is pressed, the push plate 20 drives the push rod 19 to move downward, since one end of the push rod 19 and one end of the clamping block 17 are arc-shaped, the push rod 19 extrudes the clamping block 17 out of the moving groove 25, then the insertion rod 16 is pulled out of the connecting groove 22 and the through hole 21, and the limiting wheel 3 can be installed.

[0033] When the limiting wheel 3 is installed, the clamping block 17 is pressed, then the insertion rod 16 penetrates through the through holes 21 on the moving frame 2 and the limiting wheel 3, then one end of the insertion rod 16 is clamped in the connecting groove 22, the reset spring 18 releases the elastic potential energy, the clamping block 17 is clamped in the clamping groove 24, the limiting wheel 3 can be installed, and the positioning accuracy is improved.

[0034] The support table 1 is provided with a servo cylinder 5, and the servo cylinder 5 is connected with a clamping assembly at an output end;

[0035] The clamping assembly comprises a clamping frame 6, the clamping frame 6 is provided with a first electric push rod 7, the first electric push rod 7 is connected with a clamping plate 8 at an output end, the clamping frame 6 is provided with a second distance sensor 9, the support table 1 is provided with a controller 10, and the controller 10 is electrically connected with the first distance sensor 4 and the second distance sensor 9.

[0036] When clamping one side of the plate, the plate is placed in the clamping frame 6, the first distance sensor 4 detects the thickness of the plate, the controller 10 controls the first electric push rod 7 to drive the clamping plate 8 to move, the clamping plate 8 fixes the plate in the clamping frame 6, when the plate is bent and moved, the servo cylinder 5 drives the clamping frame 6 to move, that is, the plate is driven to move, thereby improving the automation effect of the device.

[0037] Further, the support table 1 is fixedly provided with two support plates 28, and a plurality of rotating rods 29 are rotatably connected to the two support plates 28, when the plate is driven to move, one end of the plate away from the clamping frame 6 is connected with the rotating rod 29, and the rotating rod 29 moves when the plate moves, thereby reducing the friction between the plate and the support table 1, and facilitating the movement of the plate.

[0038] On the basis of the above embodiment, the support table 1 is provided with a connecting plate 30, a plurality of mounting threaded holes 31 are formed in the connecting plate 30, when the support table 1 is connected with the bending machine, the bolt is connected with the mounting threaded hole 31, the connecting plate 30 is fixedly connected with the bending machine, and the support table 1 is fixedly connected with the bending machine.

[0039] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A positioning fixture for a sheet metal bending machine, characterized in that, include: A support platform (1) is provided, on which a moving frame (2) is connected via a moving mechanism. A limit wheel (3) is connected to the moving frame (2) via a connecting mechanism. A first distance sensor (4) is fixedly installed on the support platform (1). A servo electric cylinder (5) is installed on the support platform (1), and a clamping assembly is connected to the output end of the servo electric cylinder (5); The clamping assembly includes a clamping frame (6), on which a first electric push rod (7) is mounted. The output end of the first electric push rod (7) is connected to a clamping plate (8), and a second distance sensor (9) is mounted on the clamping frame (6).

2. The positioning fixture for a sheet metal bending machine according to claim 1, characterized in that: A controller (10) is installed on the support platform (1), and the controller (10) is electrically connected to the first distance sensor (4) and the second distance sensor (9).

3. The positioning fixture for a sheet metal bending machine according to claim 1, characterized in that: The moving mechanism includes a second electric push rod (11), a first connecting block (12) and two second connecting blocks (13). The output end of the second electric push rod (11) is connected to the first connecting block (12). A connecting rod (33) is rotatably connected between the first connecting block (12) and the two second connecting blocks (13). The two second connecting blocks (13) are connected to the moving frame (2) through a moving block (32). A through groove (14) is provided on the support platform (1) for the moving block (32) to slide.

4. The positioning fixture for a sheet metal bending machine according to claim 3, characterized in that: The support platform (1) is provided with a support frame (15), and the second electric push rod (11) is fixedly installed on the support frame (15).

5. The positioning fixture for a sheet metal bending machine according to claim 1, characterized in that: The connecting mechanism includes a plug rod (16), a locking block (17), a return spring (18), a push rod (19), and a push plate (20). The limiting wheel (3) and the moving frame (2) are both provided with through holes (21). The other end of the moving frame (2) is provided with a connecting groove (22). The plug rod (16) is provided with an installation groove (23) for the return spring (18) to be installed. One end of the return spring (18) is connected to the locking block (17). The moving frame (2) is provided with a locking groove (24). The moving frame (2) is provided with a moving groove (25) for the push rod (19) to move. The push plate (20) is connected to one end of the push rod (19).

6. The positioning fixture for a sheet metal bending machine according to claim 5, characterized in that: The push rod (19) is provided with a limiting plate (26), and the moving frame (2) is provided with a limiting groove (27) for the limiting plate (26) to move.

7. The positioning fixture for a sheet metal bending machine according to claim 1, characterized in that: Two support plates (28) are fixedly installed on the support platform (1), and several rotating rods (29) are rotatably connected to the two support plates (28).

8. The positioning fixture for a sheet metal bending machine according to claim 1, characterized in that: The support platform (1) is provided with a connecting plate (30), and the connecting plate (30) is provided with a plurality of mounting threaded holes (31).

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