A laser cutting and welding integrated knife and scissors manufacturing device

Abstract

The application discloses a laser cutting and welding integrated knife and scissors manufacturing equipment; the equipment comprises a rack, a first plate conveying mechanism, a second plate conveying mechanism, a material pressing and flattening mechanism and an XY movement control module are arranged on the rack, the material pressing and flattening mechanism is located between the first plate conveying mechanism and the second plate conveying mechanism, a laser cutting head and a welding head are arranged on the XY movement control module, the laser cutting head and the welding head are located directly above the material pressing and flattening mechanism, and a cylinder clamping and feeding mechanism is arranged on the first plate conveying mechanism and the second plate conveying mechanism.

Description

TECHNICAL FIELD

[0001] The present application relates to a knife and scissors manufacturing equipment, in particular to a laser cutting and welding integrated knife and scissors manufacturing equipment. BACKGROUND

[0002] At present, the existing knife and scissors manufacturing method generally comprises the following steps: (1) two different metal plates are cut separately (such as the knife body part and the blade part are cut separately into shape); (2) the knife body part and the blade part are fixed by manual clamping after being cut into shape, so that the two parts are in contact; (3) the jig with the knife body part and the blade part is pushed to the laser welding position by manual operation for welding; (4) the finished product after welding needs to be taken out and reloaded manually. The traditional manufacturing process has the following disadvantages: 1, the blade part cut separately is thin and small, and is difficult to fix; 2, manual fixing and alignment cannot be guaranteed; 3, the finished product after welding has heat conduction effect, and the temperature is relatively high, so that the manual taking of the product is easy to be scalded; 4, the product quality is difficult to guarantee. SUMMARY

[0003] The present application aims at the above-mentioned defects of the prior art, and provides a laser cutting and welding integrated knife and scissors manufacturing equipment.

[0004] In order to solve the above-mentioned defects of the prior art, the technical scheme provided by the present application is as follows: a laser cutting and welding integrated knife and scissors manufacturing equipment, comprising a rack, a first plate conveying mechanism, a second plate conveying mechanism, a material pressing and flattening mechanism and an XY movement control module are arranged on the rack, the material pressing and flattening mechanism is located between the first plate conveying mechanism and the second plate conveying mechanism, a laser cutting head and a welding head are arranged on the XY movement control module, the laser cutting head and the welding head are located directly above the material pressing and flattening mechanism, and a pneumatic cylinder clamping and feeding mechanism is arranged on the first plate conveying mechanism and the second plate conveying mechanism. The XY movement control module comprises an X movement control module and a Y movement control module, the X movement control module controls the movement of the Y movement control module through a motor and a lead screw, and the Y movement control module controls the movement of the laser cutting head and the welding head through a motor and a lead screw.

[0005] As an improvement of the laser cutting and welding integrated knife and scissors manufacturing equipment, a sorter is arranged below the material pressing and flattening mechanism of the rack, the finished product and the corner material cut by the laser cutting head are conveyed out from the sorter, and the sorter separates the product and the corner material by controlling different conveying channels.

[0006] As an improvement of the laser cutting and welding integrated knife and scissor manufacturing equipment, the first plate conveying mechanism conveys plates with different hardness from the second plate conveying mechanism, and the plates conveyed by the first plate conveying mechanism and the second plate conveying mechanism are in contact at the position of the material pressing and flattening mechanism, and the material pressing and flattening mechanism presses the two plates to make the butt joint surface of the two plates flat.

[0007] As an improvement of the laser cutting and welding integrated knife and scissor manufacturing equipment, when the butt joint surface of the two plates is in a flat state, the XY movement control module controls the welding head to move to weld the butt joint of the two plates, and after the welding head completes welding, the laser cutting head cuts the two plates according to the preset knife and scissor shape, and the cut knife and scissor automatically falls on the sorter and is sent out.

[0008] As an improvement of the laser cutting and welding integrated knife and scissor manufacturing equipment, the material pressing and flattening mechanism includes a pressing frame and a lower alignment plate, the two ends of the pressing frame are respectively provided with material pressing cylinders, the material pressing cylinders drive the pressing frame to press down, the middle part of the pressing frame is hollow, the contact position of the two plates is at the hollow part of the middle part of the pressing frame, and the finished product and the corner material cut by the laser cutting head fall from the hollow part of the middle part of the pressing frame.

[0009] As an improvement of the laser cutting and welding integrated knife and scissor manufacturing equipment, the cylinder clamping and feeding mechanism includes a servo motor and a lead screw controlled by the servo motor, the lead screw is connected with a clamping cylinder support, two clamping cylinders are arranged on the clamping cylinder support at intervals, a clamping block is arranged on the piston rod of each clamping cylinder, and when the clamping blocks are controlled by the two clamping cylinders to move close to the corresponding direction, the clamping blocks can clamp the plate, and after the plate is clamped by the two clamping cylinders, the servo motor drives the lead screw to drive the clamping cylinder support to move, so as to drive the plate to move.

[0010] After the plate is cut by the laser cutting head every time, the cylinder clamping and feeding mechanism clamps the plate to move to the contact distance of another plate.

[0011] As an improvement of the laser cutting and welding integrated knife and scissor manufacturing equipment, the sorter includes a rotating cylinder and an A-shaped sorting channel, the A-shaped sorting channel has two material sorting channels, and the rotating cylinder is located between the two material sorting channels; a rotating rod is arranged in the A-shaped sorting channel, an output shaft of the rotating cylinder is connected to one end of the rotating rod, and the rotating rod is connected in a groove of the A-shaped sorting channel.

[0012] As an improvement of the laser cutting and welding integrated knife and scissor manufacturing equipment of the present application, the first plate conveying mechanism and the second plate conveying mechanism each include a plurality of conveying rollers, one end of each two conveying rollers is connected through a synchronous pulley and a synchronous belt, and one end of one of the conveying rollers is connected to a synchronous belt connection driving motor.

[0013] As an improvement of the laser cutting and welding integrated knife and scissor manufacturing equipment of the present application, the frame is provided with a product feeding conveying line and a waste feeding conveying line below the sorter.

[0014] When the laser cutting head cuts the product, the rotary cylinder controls the A-shaped sorting channel to rotate by an angle, so that one of the sorting channels completely blocks the middle hollow position of the pressing frame, and the cut product is directly conveyed to the product feeding conveying line through the sorting channel.

[0015] When the laser cutting head cuts the edge and corner waste of the plate, the rotary cylinder controls the A-shaped sorting channel to rotate by another angle, so that the other sorting channel completely blocks the middle hollow position of the pressing frame, and the cut waste is directly conveyed to the waste feeding conveying line through the sorting channel.

[0016] As an improvement of the laser cutting and welding integrated knife and scissor manufacturing equipment of the present application, the frame is provided with a plate sensor below the pressing flat mechanism, and the first plate conveying mechanism and the second plate conveying mechanism are stopped feeding when the plate sensor senses the presence of a plate.

[0017] When the plate sensor does not sense the presence of a plate, the first plate conveying mechanism and the second plate conveying mechanism convey the plate to the position of the cylinder clamping feeding mechanism, and the cylinder clamping feeding mechanism clamps the plate for horizontal feeding.

[0018] Compared with the prior art, the present application has the following advantages: the present application adopts the original plate feeding mode, aligns and welds through the contact of two plates, and then cuts the finished product according to the program specified shape. This original plate feeding mode can solve the difficulty of traditional manual positioning, the need for multiple clamping and other tedious steps. Moreover, the laser cutting of edge and corner waste can re-cut the butt joint surface and butt joint width of the two plates. The present application adopts automatic operation from feeding to finished product discharge, has high production efficiency, low labor cost and guaranteed product quality. BRIEF DESCRIPTION OF DRAWINGS

[0019] The present application and its beneficial technical effects will be described in further detail below according to the drawings and specific embodiments.

[0020] Fig. 1 is a schematic diagram of the three-dimensional structure of the knife and scissor welding and cutting equipment of the present application.

[0021] Fig. 2 is the structure schematic diagram of the pressing and flattening mechanism of the application.

[0022] Fig. 3 is the structure schematic diagram of the cylinder clamping and feeding mechanism of the application.

[0023] Fig. 4 is the structure schematic diagram of the A-shaped sorting channel of the application.

[0024] Fig. 5 is the structure schematic diagram of the laser head and welding head installation structure of the knife and scissor welding and cutting device of the application.

[0025] Fig. 6 is the structure schematic diagram of the two plate feeding mechanisms of the application. DETAILED DESCRIPTION

[0026] The application will be further described in accordance with the drawings and specific embodiments, but the embodiments of the application are not limited thereto.

[0027] As shown in Figs. 1-6 , a laser cutting and welding integrated knife and scissor manufacturing device includes a rack 10, the rack 10 is provided with a first plate conveying mechanism 3A, a second plate conveying mechanism 3B, a pressing and flattening mechanism 4 and an XY movement control module 7, the pressing and flattening mechanism 4 is located between the first plate conveying mechanism 3A and the second plate conveying mechanism 3B, the XY movement control module 7 is provided with a laser cutting head 1 and a welding head 2, the laser cutting head 1 and the welding head 2 are located directly above the pressing and flattening mechanism 4, and the first plate conveying mechanism 3A and the second plate conveying mechanism 3B are both provided with a cylinder clamping and feeding mechanism 6. The XY movement control module 7 includes an X movement control module 71 and a Y movement control module 72, the X movement control module 71 controls the movement of the Y movement control module 72 through a motor and a lead screw, and the Y movement control module 72 controls the movement of the laser cutting head and the welding head through a motor and a lead screw.

[0028] Preferably, the rack 10 is provided with a sorter 8 below the pressing and flattening mechanism 4, the finished products and the leftover materials cut out by the laser cutting head 1 are both conveyed out from the sorter 8, and the sorter 8 separates and conveys out the products and the leftover materials through different conveying channels.

[0029] Preferably, the hardness of the plate conveyed by the first plate conveying mechanism 3A is different from the hardness of the plate conveyed by the second plate conveying mechanism 3B, the plate conveyed by the first plate conveying mechanism 3A and the plate conveyed by the second plate conveying mechanism 3B are both in contact at the position of the pressing and flattening mechanism 4, and the pressing and flattening mechanism 4 presses down the two plates 5, so that the abutting surfaces of the two plates 5 are in a flattened state and the plates 5 are pressed tightly.

[0030] Preferably, when the abutting surfaces of the two plates 5 are flush, the XY movement control module 7 controls the movement of the welding head 2 to weld the abutting surfaces of the two plates 5, and after the welding head 2 finishes welding, the laser cutting head 1 cuts the two plates 5 according to the preset shape of the cutter, and the cut cutter falls on the sorter 8 and is sent out.

[0031] Preferably, the material pressing flush mechanism 4 includes a pressing frame 41 and a lower alignment plate 42, and the two ends of the pressing frame 41 are respectively provided with material pressing cylinders 43, the pressing frame 41 is driven by the material pressing cylinders 43 to press downward, the middle part of the pressing frame 41 is hollow, and the position where the two plates 5 abut and contact is located at the hollow part of the middle part of the pressing frame 41, and the finished product and the leftover material cut by the laser cutting head 1 fall from the hollow part of the middle part of the pressing frame 41.

[0032] Preferably, the cylinder clamping and feeding mechanism 6 includes a servo motor 64 and a lead screw 65 controlled by the servo motor, the lead screw 65 is connected with a clamping cylinder bracket 61, two clamping cylinders 62 are arranged on the clamping cylinder bracket 61 at intervals, clamping blocks 63 are arranged on the piston rods of the two clamping cylinders 62, the two clamping cylinders 62 control the clamping blocks 63 to move close to the corresponding direction to clamp the plate 5, and after the two clamping cylinders 62 clamp the plate 5, the servo motor 64 drives the lead screw 65 to drive the clamping cylinder bracket 61 to move, so as to drive the plate 5 to move.

[0033] After the plate 5 is cut by the laser cutting head 1 every time, the cylinder clamping and feeding mechanism 6 clamps the plate 5 and moves it to a distance where it abuts and contacts with another plate 5.

[0034] Preferably, the sorter 8 includes a rotating cylinder 81 and an A-shaped sorting channel 82, the A-shaped sorting channel 82 has two material sorting channels, and the rotating cylinder 81 is located between the two material sorting channels; the A-shaped sorting channel 82 is internally provided with a rotating rod 85, the output shaft of the rotating cylinder 81 is connected to one end of the rotating rod 85, and the rotating rod 85 is connected in a groove of the A-shaped sorting channel 82.

[0035] Preferably, the first plate conveying mechanism 3A and the second plate conveying mechanism 3B each include a plurality of conveying rollers 31, one end of each two conveying rollers 31 is connected through a synchronous wheel 32 and a synchronous belt 33, and one end of one of the conveying rollers 31 is connected to a synchronous belt driving motor 34.

[0036] Preferably, the rack 10 located below the sorter 8 is provided with a product feeding conveying line 83 and a waste feeding conveying line 84; the product feeding conveying line 83 and the waste feeding conveying line 84 each include a circulating feeding belt and a feeding motor for controlling the rotation of the circulating feeding belt.

[0037] When the laser cutting head 1 cuts the product, the rotary cylinder 81 controls the A-shaped sorting channel 82 to rotate an angle, so that one of the sorting channels is fully blocked in the middle hollow position of the pressing frame 41, and the product is directly conveyed to the product feeding line 83 after cutting.

[0038] When the laser cutting head 1 cuts the edge material of the plate, the rotary cylinder 81 controls the A-shaped sorting channel 82 to rotate another angle, so that the other sorting channel is fully blocked in the middle hollow position of the pressing frame 41, and the waste is directly conveyed to the waste feeding line 84 after cutting.

[0039] Preferably, the frame 10 is provided with a plate sensor below the pressing and flattening mechanism 4, when the plate sensor senses the presence of the plate 5, the first plate conveying mechanism 3A and the second plate conveying mechanism 3B are stopped.

[0040] When the plate sensor does not sense the plate 5, the first plate conveying mechanism 3A and the second plate conveying mechanism 3B convey the plate to the position of the cylinder clamping feeding mechanism 6, and the cylinder clamping feeding mechanism 6 clamps the plate 5 for horizontal feeding.

[0041] Although embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A laser cutting and welding integrated knife and scissor manufacturing equipment, comprising a frame, characterized in that, The frame is equipped with a first sheet material conveying mechanism, a second sheet material conveying mechanism, a pressing and leveling mechanism, and an XY movement control module. The pressing and leveling mechanism is located between the first and second sheet material conveying mechanisms. The XY movement control module is equipped with a laser cutting head and a welding head, which are located directly above the pressing and leveling mechanism. Both the first and second sheet material conveying mechanisms are equipped with cylinder clamping and feeding mechanisms. The sheet material conveyed by the first conveying mechanism has a different hardness than that conveyed by the second conveying mechanism. The sheet material conveyed by the first and second conveying mechanisms makes contact with each other at the pressing and leveling mechanism, and the pressing and leveling mechanism presses down on the two sheet materials to make their mating surfaces flush and to press the sheet materials firmly. Below the pressing and leveling mechanism, the frame is equipped with a sorter. The finished products and scraps cut by the laser cutting head are conveyed out from the sorter. The sorter controls different... The conveyor channel separates and delivers products and scraps; the sorter includes a rotary cylinder and an A-shaped sorting channel, the A-shaped sorting channel having two material distribution channels, and the rotary cylinder located between the two material distribution channels; a rotating rod is provided inside the A-shaped sorting channel, the output shaft of the rotary cylinder is connected to one end of the rotating rod, and the rotating rod is connected to a groove in the A-shaped sorting channel; when the mating surfaces of two plates are flush, the XY movement control module controls the welding head to move and perform welding at the mating point of the two plates. The welding process is as follows: after welding is completed by the welding head, the laser cutting head cuts the two plates according to the preset blade shape. The cut blades automatically fall onto the sorter and are sent out. The pressing and leveling mechanism includes a pressing frame and a lower alignment plate. Pressing cylinders are provided at both ends of the pressing frame. The pressing cylinders drive the pressing frame to press down. The middle of the pressing frame is hollow. The contact point between the two plates is at the hollow middle of the pressing frame. The finished product and scrap cut by the laser cutting head fall from the hollow middle of the pressing frame. The frame located below the sorter is equipped with a product feeding conveyor line and a waste material feeding conveyor line; When the laser cutting head cuts the product, the rotary cylinder controls the A-shaped sorting channel to rotate by an angle, so that one of the sorting channels completely blocks the hollowed-out position in the middle of the pressure frame. After the product is cut out, it is directly conveyed to the product feeding conveyor line through the sorting channel. When the laser cutting head cuts the scrap material of the sheet metal, the rotary cylinder controls the A-shaped sorting channel to rotate to another angle, so that the other sorting channel completely blocks the hollowed-out position in the middle of the pressure frame. After the waste material is cut out, it is directly transported to the waste material feeding conveyor line through the sorting channel.

2. The laser cutting and welding integrated knife and scissor manufacturing equipment according to claim 1, characterized in that, The cylinder clamping and feeding mechanism includes a servo motor and a lead screw controlled by the servo motor. A clamping cylinder bracket is connected to the lead screw. Two clamping cylinders are spaced apart on the clamping cylinder bracket. Each of the piston rods of the two clamping cylinders is equipped with a clamping block. When the two clamping cylinders control the clamping blocks to move closer in the corresponding direction, they can clamp the material. After the two clamping cylinders clamp the material, the servo motor drives the lead screw to push the clamping cylinder bracket to move, thereby moving the material. After each product is cut off by the laser cutting head, the cylinder clamping and feeding mechanism will clamp the sheet and move it to the distance where it will collide with another sheet.

3. The laser cutting and welding integrated knife and scissor manufacturing equipment according to claim 1, characterized in that, Both the first and second sheet material conveying mechanisms include several conveying rollers. One end of each pair of conveying rollers is connected by a synchronous pulley and a synchronous belt, and one end of one of the conveying rollers is connected to a drive motor via a synchronous belt.

4. The laser cutting and welding integrated knife and scissor manufacturing equipment according to claim 1, characterized in that, The frame is equipped with a plate sensor located below the pressing and leveling mechanism. When the plate sensor detects the presence of a plate, both the first plate conveying mechanism and the second plate conveying mechanism stop feeding. When the plate sensor does not detect a plate, the first plate conveying mechanism and the second plate conveying mechanism convey the plate to the position of the cylinder clamping and feeding mechanism, which clamps the plate and feeds it horizontally.

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