Plastic tray edge cutting device

Abstract

The utility model relates to the technical field of blow molding trimming, in particular to a plastic tray trimming device which comprises a frame body, and a cutting robot is arranged on one side of the frame body; the frame body is provided with a supporting plate in a hinged structure mode and further provided with a swing air cylinder used for driving the supporting plate to rotate around a hinged point, the two ends of the swing air cylinder are connected with the supporting plate and the frame body in a hinged structure mode respectively, the supporting plate is used for supporting waste edges of a plastic tray, the waste edges are prevented from drooping and stretching the appearance of the plastic tray, and the cutting precision is improved. A bracket is arranged between the two supporting plates, the bracket is connected with the frame body in a lifting structure mode, the bracket is of a U-shaped structure, plastic trays clamped and conveyed through the clamping jaws are conveniently borne, and the power mechanism is connected with the frame body to drive the bracket to ascend and descend. And after cutting is completed, one end of the supporting plate falls down, the cutting robot is used for enabling the cut waste edges to slide to the lower portion to be collected, the automation degree is improved, the labor cost is saved, and the cutting efficiency is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of blow molding and trimming, in particular to a plastic tray trimming device. BACKGROUND

[0002] With the popularization of automation engineering in factories, turnover bases are needed for the turnover of various parts. The trays commonly seen in daily life are injection molded and blow molded. The injection molded tray can be taken out for use after molding, but the early investment cost is high, 2000T injection molding equipment 2.4 million + mold 700,000 + manipulator 200,000, the occupied area is large, the single product selling price is high, and the injection molded tray is afraid of bumping. The blow molded tray has less early investment, a lower single piece selling price, a long service life, and a higher industrial use ratio, but the production manufacturer needs to cut the generated product waste edge. Two workers cut the waste edge at the same time, the high-temperature product is hot to the hand, the cutting efficiency is low, and the cutting precision is affected due to the downward stretching of the waste edge to the shape of the plastic tray. CONTENT OF THE UTILITY MODEL

[0003] To solve the above technical problems, the utility model provides a plastic tray trimming device, which solves the technical problems that two workers cut the waste edge at the same time, the high-temperature product is hot to the hand, the cutting efficiency is low, and the precision is poor. To solve the above technical problems, the utility model adopts the technical scheme that

[0004] The plastic tray trimming device is characterized in that it comprises:

[0005] A frame body, one side of the frame body is provided with a cutting robot;

[0006] A support plate, the support plate is connected with the frame body in a hinged structure;

[0007] A swing cylinder, the swing cylinder is connected with the support plate and the frame body at both ends in a hinged structure mode to drive the support plate to rotate around the hinge point;

[0008] A bracket arranged between the two support plates, the bracket is connected with the frame body in a lifting structure mode, and the bracket is arranged in a concave structure;

[0009] A power mechanism, the power mechanism is connected with the frame body to drive the bracket to lift.

[0010] Further, the power mechanism comprises a telescopic cylinder fixedly connected with the frame body, an output shaft of the telescopic cylinder is connected with the bracket, the bracket is provided with a guide rod in a fixed structure mode, the guide rod is provided with a guide sleeve in a sliding structure mode, and the guide sleeve is connected with the frame body in a fixed structure mode.

[0011] Further, a climbing conveyor is arranged below the frame body, and a crusher is arranged at the end of the climbing conveyor.

[0012] Further, the frame body below the support plate is provided with an inclined bin in a fixed structure.

[0013] Further, the upper end face of the bracket is provided with a positioning core in a circular truncated cone structure.

[0014] Further, the frame body is provided with a gantry frame on one side for mounting a cutting robot.

[0015] Further, the cutting robot comprises a mechanical arm and an ultrasonic cutting knife arranged at the end of the mechanical arm.

[0016] The utility model discloses the beneficial effects are: through the bracket of recessed character shape is set up in the frame body lifting, convenient for the plastic tray of conveying is taken by the clamp jaw, and the waste edge of plastic tray is supported by the support plate, prevent the waste edge to droop and stretch the appearance of plastic tray, improve cutting accuracy, and the support plate one end falls after cutting is completed, and the cutting robot is used to slide the waste edge of cutting to the lower part collection, improve the degree of automation, save the manual cost, improve cutting efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the three-dimensional embodiment structure schematic diagram of the utility model.

[0018] Figure 2 It is the section structure schematic diagram of the utility model.

[0019] In the drawing:

[0020] 1, frame body, 2, cutting robot, 3, support plate, 4, swing cylinder, 5, bracket, 6, telescopic cylinder, 7, guide rod, 8, guide sleeve, 9, climbing conveyor, 10, inclined bin, 11, positioning core, 12, gantry frame. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the utility model clearer, now will refer to the drawings and the following embodiment to the utility model further detailed description, so that the public better grasps the implementation method of the utility model, the specific implementation scheme of the utility model is:

[0022] The utility model provides a plastic tray trimming device, including frame body 1, one side of frame body 1 is provided with cutting robot 2, frame body 1 is provided with support plate 3 through hinged structure mode, still be provided with the swing cylinder 4 for driving support plate 3 rotates around hinged point, swing cylinder 4 two ends are connected with support plate 3, frame body 1 respectively with hinged structure mode, utilize support plate 3 to support the scrap edge of plastic tray, prevent scrap edge to stretch the appearance of plastic tray and drop, improve cutting accuracy, the bracket 5 is arranged between two support plates 3, the bracket 5 is connected with frame body 1 with lifting structure mode, the bracket 5 is arranged in concave letter shape structure, conveniently undertake the plastic tray of conveying with gripper clamping, power mechanism is connected with frame body 1 to drive the bracket 5 to go up and down, after cutting, one end of support plate falls, utilizes cutting robot to slide the scrap edge of cutting completion to lower part collection, improve the degree of automation, save manual cost, improve cutting efficiency.

[0023] Specifically, the power mechanism includes a telescopic cylinder 6 fixedly connected with the frame body 1, the output shaft of the telescopic cylinder 6 is connected with the bracket 5, the bracket 5 is provided with a guide rod 7 in a fixed structure, the guide rod 7 is provided with a guide sleeve 8 in a sliding structure, the guide sleeve 8 is fixedly connected with the frame body 1, to ensure that the bracket 5 rises and falls vertically, and the bracket 5 is raised to facilitate the plastic tray clamped by the gripper.

[0024] It should be noted that a climbing conveyor 9 is arranged below the frame body 1, and a crusher is arranged at the end of the climbing conveyor 9 to crush the scrap edges collected after cutting, facilitating subsequent use.

[0025] Further, in order to facilitate collection, the frame body 1 below the support plate 3 is provided with an inclined bin 10 in a fixed structure, and the scrap edges slide into the climbing conveyor 9 through the inclined bin 10.

[0026] It should be noted that the upper end surface of the bracket 5 is provided with a positioning core 11 in a circular truncated cone structure, which is convenient for the positioning core 11 to be inserted into the groove of the plastic tray to position the plastic tray, thereby improving the cutting accuracy.

[0027] Specifically, the frame body 1 is provided with a gantry frame 12 on one side for mounting the cutting robot 2, and the cutting robot 2 includes a mechanical arm and an ultrasonic cutting knife arranged at the end of the mechanical arm. After the plastic tray moves to the work station, the ultrasonic cutting knife is started, the robot inserts the ultrasonic cutting knife into the incision, segments the scrap edge, and then the mechanical arm moves according to the set trajectory, drives the ultrasonic cutting knife to move along the cutting path for cutting through the coordinated movement of the six axes.

[0028] The working principle and working process of the utility model are as follows:

[0029] At the moment when the clamping jaws clamp the plastic tray, the telescopic cylinder 6 is started to push the bracket 5 and the guide rod 7 to move upward to a predetermined position, and then the turnover robot vertically descends after the clamps are inserted into the position, the clamping jaws are located at the concave structure of the bracket 5, then the clamping jaws place the product on the 14 lifting bracket to withdraw, the telescopic cylinder 6 output shaft is retracted to drive the bracket 5 to move downward until the scrap edge is supported by the supporting plate 3, the cutting robot 2 moves from the safe position to the preparation station, the ultrasonic cutting knife is started, the mechanical arm inserts the ultrasonic cutting knife into the incision, and then the scrap edge is segmented, and then the mechanical arm moves according to the set track, and the six-axis coordinated movement drives the ultrasonic cutting knife to move along the cutting path to complete the cutting.

[0030] The swing cylinder 4 is started to retract, one end of the supporting plate 3 moves downward, the scrap edge is slid along the supporting plate 3 to the inclined bin 10, and then falls to the climbing conveyor belt 9 and is conveyed to the crusher for crushing, and is processed to a suitable particle size to re-enter the hopper.

[0031] In the description of the utility model, it should be understood that the terms "center", "upper", "lower", "left", "right", "front", "back", "lower left", "upper right", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the scope of protection of the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. Although the utility model is described according to a limited number of embodiments, those skilled in the art should understand from the above description that other embodiments can be conceived within the scope of the utility model described herein.

Claims

1. A plastic pallet trimming apparatus, characterized by, The utility model relates to a cutting robot for cutting stone, comprising: a frame (1) having a cutting robot (2) arranged on one side of the frame (1); a support plate (3) connected to the frame (1) in a hinged manner; a swing cylinder (4) connected to the support plate (3) and the frame (1) in a hinged manner at both ends thereof to drive the support plate (3) to rotate about the hinge point; a bracket (5) arranged between the two support plates (3) and connected to the frame (1) in a lifting manner, the bracket (5) being arranged in a concave shape; a power mechanism connected to the frame (1) to drive the bracket (5) to lift.

2. The plastic pallet trimming apparatus of claim 1, wherein: The power mechanism comprises a telescopic cylinder (6) fixedly connected to the frame (1), an output shaft of the telescopic cylinder (6) being connected to the bracket (5), the bracket (5) being provided with a guide rod (7) in a fixed manner, the guide rod (7) being provided with a guide sleeve (8) in a sliding manner, and the guide sleeve (8) being fixedly connected to the frame (1) in a fixed manner.

3. The plastic pallet trimming apparatus of claim 1, wherein: A climbing conveyor (9) is arranged below the frame (1), and a crusher is arranged at an end of the climbing conveyor (9).

4. The plastic pallet trimming apparatus of claim 3, wherein: The frame (1) below the support plate (3) is provided with an inclined bin (10) in a fixed manner.

5. The plastic pallet trimming apparatus of claim 1, wherein: A positioning core (11) in a circular truncated cone structure is arranged on an upper end surface of the bracket (5).

6. The plastic pallet trimming apparatus of claim 1, wherein: A gantry frame (12) for mounting the cutting robot (2) is arranged on one side of the frame (1).

7. The plastic pallet trimming apparatus of claim 1 or 6, wherein: The cutting robot (2) comprises a mechanical arm and an ultrasonic cutting knife arranged at an end of the mechanical arm.

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