Sheet metal part bending device

Abstract

A sheet metal part bending device comprises a containing plate used for containing sheet metal parts, a pressing mechanism used for pressing the sheet metal parts and a bending mechanism used for bending the sheet metal parts. The bending mechanism comprises a rail box, a bending module in sliding fit with the rail box and a first air cylinder for driving the bending module, the rail box comprises a box body, the box body comprises two side plates which are symmetrically arranged, a containing cavity is formed between the two side plates, arc-shaped track grooves are formed in the side plates, and the arc-shaped track grooves are formed in the side plates. The storage plate is arranged at the position, between the two side plates, of the top of the box body, the bending module is arranged in the containing cavity and comprises a mounting base, a bending head arranged on the mounting base and guide columns arranged on the two sides of the mounting base, a telescopic rod of the first air cylinder is rotationally connected with the mounting base, and the guide columns extend into arc-shaped track grooves of the side plates. The utility model has the advantages of simple structure, small volume and high efficiency.

Description

Technical Field

[0001] The utility model relates to sheet metal processing equipment, in particular to a sheet metal bending device. Background Art

[0002] Sheet metal parts are products processed by sheet metal technology. Sheet metal parts are made by filament power supply winding, laser cutting, heavy processing, metal bonding, metal drawing, plasma cutting, precision welding, roll forming, metal sheet bending, die forging, and water jet cutting. Sheet metal bending devices are widely used in the field of metal processing, such as a sheet metal bending machine with Chinese patent publication number CN106799413A, which includes a base plate and a workbench, a clamp frame is slidably installed on the workbench, and a fastening bolt is installed on the clamp frame. A rack No. 1 is welded on the clamp frame, and an incomplete gear is provided at the lower end of the rack No. 1, and the incomplete gear is connected to a motor; a transmission gear is provided below the incomplete gear, and the transmission gear is connected to a transmission shaft, and the transmission shaft is connected to a right pulley, and a left pulley is provided on the left side of the right pulley, and a flat rope belt is provided between the left pulley and the right pulley, and the left pulley is connected to a secondary shaft, and an upper shaft is provided directly above the secondary shaft, and a parallel belt transmission mechanism is provided between the secondary shaft and the upper shaft. The above-mentioned bending machine has a complex structure and a large volume. Summary of the invention

[0003] The technical problem to be solved by the utility model is to provide a sheet metal bending device with simple structure, small volume and high efficiency.

[0004] To solve the above technical problems, the technical solution of the utility model is: a sheet metal bending device, comprising a placement plate for placing sheet metal parts, a clamping mechanism for clamping sheet metal parts and a bending mechanism for bending sheet metal parts; the bending mechanism comprises a track box, a bending module slidably matched with the track box and a first cylinder driving the bending module, the track box comprises a box body, the box body comprises two symmetrically arranged side plates, a accommodating cavity is formed between the two side plates, an arc-shaped track groove is provided on the side plate, the placement plate is arranged at the top of the box body between the two side plates, the bending module is arranged in the accommodating cavity, the bending module comprises a mounting seat, a bending head arranged on the mounting seat and guide columns arranged on both sides of the mounting seat, the telescopic rod of the first cylinder is rotatably connected to the mounting seat, and the guide column extends into the arc-shaped track groove of the side plate. The principle of the utility model is as follows: a sheet metal part is placed on a storage plate, and then the sheet metal part is pressed by a clamping mechanism, the first cylinder is started, the telescopic rod of the first cylinder pushes the bending module, the mounting seat is installed to move along a predetermined trajectory through the cooperation of a guide column and an arc-shaped trajectory groove, the bending head is arranged on the mounting seat, the bending head moves following the trajectory of the mounting seat and uses the force provided by the first cylinder to act on the sheet metal part, so that the sheet metal part is bent according to a predetermined angle; the utility model has a simple structure and a small size, and the bending head realizes the bending of the sheet metal part by the telescopic movement of the first cylinder, and the action is simple and the efficiency is high.

[0005] As an improvement, a limit track groove is provided on the side panel, a limit column cooperating with the limit track groove is provided on the mounting seat, the limit column is connected to the limit movable block, fixed limit blocks are provided at both ends of the side panel corresponding to the limit track groove, and the limit movable block cooperates with the fixed limit block.

[0006] As an improvement, the track box and the first cylinder are fixed on the base.

[0007] As an improvement, the mounting seat includes two symmetrically arranged mounting plates, a connecting plate arranged between the two mounting plates and a connecting rod arranged between the two mounting plates, the guide column is arranged on the mounting plate, the bending head is arranged on the connecting plate, and the telescopic rod of the first cylinder is rotatably connected to the connecting rod.

[0008] As an improvement, the clamping mechanism includes a vertically arranged slide rail, a slider slidably matched with the slide rail, a pressure plate fixed on the slider, and a second cylinder driving the slider.

[0009] Compared with the prior art, the utility model has the following beneficial effects:

[0010] The utility model has a simple structure and a small volume, realizes the bending of the sheet metal part by the bending head through the telescopic movement of the first cylinder, has simple action and high efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional diagram of the utility model.

[0012] Figure 2 It is a side view of the utility model.

[0013] Figure 3 This is a schematic diagram of the connection between the first cylinder and the bending module. DETAILED DESCRIPTION

[0014] The utility model will be further described below in conjunction with the accompanying drawings.

[0015] like Figures 1 to 3As shown, a sheet metal bending device includes a placement plate 1 for placing sheet metal parts, a clamping mechanism 3 for clamping the sheet metal parts, and a bending mechanism 2 for bending the sheet metal parts. The bending mechanism 2 includes a track box 22, a bending module 23 that slides with the track box 22, and a first cylinder 21 that drives the bending module 23; the track box 22 includes a box body, the track box 22 and the first cylinder 21 are fixed on the base 4, and the relative positions of the first cylinder 21 and the track box 22 are fixed; the box body includes two symmetrically arranged side panels 221 and a back panel arranged on the back, a receiving cavity is formed between the two side panels 221, the front of the track box 22 is open, the first cylinder 21 extends into the receiving cavity from the front opening of the track box 22, the storage plate 1 is arranged at the top of the box body between the two side panels 221, and the bending module 23 is arranged in the receiving cavity; the side panel 221 is provided with an arc track groove 222 and a limit track groove 223 arranged parallel thereto; the bending module 23 includes a mounting seat 235, a bending head 231 arranged on the mounting seat 235, guide columns 232 and limit columns 23 arranged on both sides of the mounting seat 235 3; The mounting seat 235 includes two symmetrically arranged mounting plates, a connecting plate arranged between the two mounting plates and a connecting rod arranged between the two mounting plates, the guide column 232 and the limit column 233 are arranged on the mounting plate, the bending head 231 is arranged on the connecting plate, and the telescopic rod of the first cylinder 21 is rotatably connected to the connecting rod; the guide column 232 extends into the arc track groove 222 of the side plate 221, and the position of the bending head 231 is changed by changing the position of the guide column 232 in the arc track groove 222; the limit column 233 extends into the limit track groove 223, and the limit column 233 is connected to the limit movable block 234, and fixed limit blocks 24 are provided at both ends of the side plate 221 corresponding to the limit track groove 223, and the limit movable block 234 cooperates with the fixed limit block 24, and the track travel of the guide column 232 can be changed by rotating the angle of the fixed limit block 24, thereby changing the bending angle of the bending head 231 to the sheet metal part. The clamping mechanism 3 includes a vertically arranged slide rail 32 , a slider 34 slidably matched with the slide rail 32 , a pressing plate 33 fixed on the slider 34 , and a second cylinder 31 for driving the slider.

[0016] Principle of the utility model: place the sheet metal on the storage plate 1, then use the clamping mechanism 3 to clamp the sheet metal, start the first cylinder 21, the telescopic rod of the first cylinder 21 pushes the bending module 23, the mounting seat 235 is installed to move along a predetermined trajectory through the cooperation of the guide column 232 and the arc-shaped trajectory groove 222, the bending head 231 is arranged on the mounting seat 235, the bending head 231 moves following the trajectory of the mounting seat 235 and uses the force provided by the first cylinder 21 to act on the sheet metal, so that the sheet metal is bent according to a predetermined angle; the utility model has a simple structure and a small size, and the bending head 231 bends the sheet metal through the telescopic movement of the first cylinder 21, and the action is simple and the efficiency is high.

Claims

1. A sheet metal bending device, comprising a placing plate for placing sheet metal parts, a clamping mechanism for clamping the sheet metal parts, and a bending mechanism for bending the sheet metal parts; characterized in that: The bending mechanism includes a track box, a bending module that slides with the track box, and a first cylinder that drives the bending module. The track box includes a box body, and the box body includes two symmetrically arranged side panels. A accommodating cavity is formed between the two side panels. The side panels are provided with arc track grooves. The storage plate is arranged at the top of the box body between the two side panels. The bending module is arranged in the accommodating cavity. The bending module includes a mounting seat, a bending head arranged on the mounting seat, and guide columns arranged on both sides of the mounting seat. The telescopic rod of the first cylinder is rotatably connected to the mounting seat, and the guide column extends into the arc track groove of the side panel.

2. A sheet metal bending device according to claim 1, characterized in that: The side plate is provided with a limit track groove, the mounting seat is provided with a limit column matched with the limit track groove, the limit column is connected with the limit movable block, and fixed limit blocks are provided at both ends of the side plate corresponding to the limit track groove, and the limit movable block cooperates with the fixed limit block.

3. The sheet metal bending device according to claim 1, characterized in that: The track box and the first cylinder are fixed on the base.

4. The sheet metal bending device according to claim 1, characterized in that: The mounting seat includes two symmetrically arranged mounting plates, a connecting plate arranged between the two mounting plates and a connecting rod arranged between the two mounting plates, the guide column is arranged on the mounting plate, the bending head is arranged on the connecting plate, and the telescopic rod of the first cylinder is rotatably connected to the connecting rod.

5. The sheet metal bending device according to claim 1, characterized in that: The clamping mechanism comprises a vertically arranged slide rail, a slider slidably matched with the slide rail, a pressing plate fixed on the slider, and a second cylinder driving the slider.

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