PE bag conveying mechanism

Abstract

The utility model discloses a PE bag conveying mechanism which comprises a connecting table and a self-tightening mechanism. A rotary seat capable of rotating and moving is mounted above the connecting table; the self-tightening mechanism comprises fixing seats, telescopic columns, tightening seats, sliding seats and guide inclined rods, the four tightening seats are located below the rotating seat, two sliding grooves are formed in the outer side of each tightening seat, the sliding seats are slidably connected to the interiors of the sliding grooves, the four fixing seats which are evenly distributed are arranged on the lower side of the rotating seat, and the telescopic columns are arranged on the four fixing seats. According to the PE bag conveying mechanism, when a PE bag is grabbed and conveyed, the PE bag can be automatically flattened through an elastic element, so that the phenomenon that the PE bag is wrinkled in the later conveying process is avoided, meanwhile, through a transmission element and a detection element, the conveying efficiency is greatly improved, and the conveying efficiency is improved. And the horizontal placing direction of a bag opening of the PE bag can be adjusted according to machining requirements, and use is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to PE bag processing technical field, concretely is a kind of PE bag feeding mechanism. BACKGROUND

[0002] PE is the abbreviation of polyethylene, is the transparent plastic bag that a kind of thermoplastic resin is obtained by polymerization of ethylene, can be used for clothing, luggage, electronic product etc. In the processing of PE bag, it is conveyed by feeding device, part feeding device, including box, the side of the box is fixedly connected with connecting box, the upper middle part of the connecting box is fixedly connected with placing groove, the upper of the box is fixedly connected with connecting frame, the inboard of the connecting frame is fixedly connected with second driving motor, the output of the second driving motor is fixedly connected with lead screw, the threaded block is threadedly connected on the lead screw, the setting of suction cup assembly can take out PE bag from placing groove and send to conveyer belt, so as to facilitate next step feeding, the setting of placing groove can accurately position the placement of PE bag, the suction cup assembly can suck multiple points when sucking PE bag, which can effectively prevent the bending of PE bag during conveying, resulting in inaccurate positioning. However, the PE bags in the placing groove are stacked and placed, the suction cup of the device fixes the suction and grabbing point of the PE bag, if wrinkles appear on the surface of the PE bag, the device cannot flatten it, and improvement is needed. UTILITY MODEL CONTENTS

[0003] The utility model solves the technical problems of overcoming the defects of the prior art, and provides a PE bag feeding mechanism. The device can automatically flatten the PE bag during grabbing and conveying, thereby avoiding wrinkles in the later conveying process. Meanwhile, the device can adjust the horizontal placement direction of the bag opening of the PE bag according to the processing requirements through the transmission element and the detection element, which is convenient to use and can effectively solve the problems in the background art.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a PE bag feeding mechanism, comprising a connecting table and a self-straightening mechanism.

[0005] The connecting table is provided with a rotatable seat on the upper side.

[0006] The self-supporting mechanism comprises a fixed seat, an extension column, a supporting seat, a sliding seat and a guide inclined rod, the supporting seat has four, the four supporting seats are located below the rotating seat, the outer side of the supporting seat is provided with two sliding grooves, the inner side of the sliding groove is slidably connected with the sliding seat, the lower side of the rotating seat is provided with four evenly distributed fixed seats, the fixed seat and the adjacent sliding seat are provided with the extension column, the upper side of the connecting table is provided with four guide inclined rods, the guide inclined rod is matched with the supporting seat and is installed, the device can automatically support the PE bag during the grabbing and conveying of the PE bag through the elastic element, so that the wrinkling phenomenon of the PE bag during the later conveying process is avoided, and the device can adjust the horizontal placement direction of the bag opening of the PE bag according to the processing requirement through the transmission element and the detection element, so that the use is convenient.

[0007] Further, a single-chip microcomputer is further included, the single-chip microcomputer is located outside the connecting table, an input end of the single-chip microcomputer is electrically connected with an external power supply, and the control electric element is convenient.

[0008] Further, a bag conveying frame is arranged on the outer side of the upper end of the connecting table, a linear motor is arranged on the top wall of the bag conveying frame, a moving seat is arranged at the moving end of the linear motor, a lifting shell is arranged in the moving seat through the extension end of an electro-hydraulic push rod I, the lower side of the lifting shell is rotatably connected with the upper side of the rotating seat through a rotating shaft, and the input ends of the linear motor and the electro-hydraulic push rod I are electrically connected with the output end of the single-chip microcomputer, so that the position of the rotating seat in the PE bag conveying mechanism is adjusted and controlled.

[0009] Further, the self-supporting mechanism further comprises an electric suction cup, the electric suction cup is arranged at the lower side of the supporting seat, and the input end of the electric suction cup is electrically connected with the output end of the single-chip microcomputer, so that the PE bag is grabbed and conveyed.

[0010] Further, the self-supporting mechanism further comprises a spring, the spring is arranged between the sliding seat and the adjacent fixed seat, the spring is movably sleeved with the outer end of the adjacent extension column, and the spring automatically supports the PE bag through the compression elastic force.

[0011] Further, an electro-hydraulic push rod II is arranged at the right side of the lifting shell, the input end of the electro-hydraulic push rod II is electrically connected with the output end of the single-chip microcomputer, the extension end of the electro-hydraulic push rod II is provided with a rack plate, the middle part of the rotating shaft is provided with a gear, the gear is in meshing connection with the rack plate, an angle sensor is arranged on the bottom wall of the lifting shell, the angle sensor is bidirectionally electrically connected with the single-chip microcomputer, the detection end of the angle sensor is fixedly connected with the rotating shaft, and the horizontal placement direction of the bag opening of the PE bag is adjusted according to the processing requirement.

[0012] Further, a conveyor is arranged at the lower left end of the bag conveying frame, the input end of the conveyor is electrically connected with the output end of the single-chip microcomputer, and the PE bag is processed and conveyed.

[0013] Compared with the prior art, the PE bag conveying mechanism has the following advantages:

[0014] 1、PE bag conveying process of stacking and placing PE bag one by one, through the fixed seat, telescopic column, spring, bracing seat, sliding seat, electric suction cup and guide inclined rod, the PE bag conveying can be automatically braced and flattened, so as to avoid the wrinkle phenomenon in the later conveying process of PE bag.

[0015] 2、PE bag processing and conveying, through the electro-hydraulic push rod two, rack plate, gear and angle sensor, the bag opening horizontal placement direction of PE bag can be adjusted according to the processing requirement, convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is a structural schematic diagram of the utility model;

[0017] Fig. 2 It is a structural schematic diagram of the utility model;

[0018] Fig. 3 It is a structural schematic diagram of the utility model A place amplification.

[0019] In the drawing: 1 connecting table, 2 single-chip microcomputer, 3 bag conveying frame, 4 linear motor, 5 moving seat, 6 electro-hydraulic push rod one, 7 lifting shell, 8 rotating seat, 9 self-bracing mechanism, 91 fixed seat, 92 telescopic column, 93 spring, 94 bracing seat, 95 sliding seat, 96 electric suction cup, 97 guide inclined rod, 10 rotating shaft, 11 electro-hydraulic push rod two, 12 rack plate, 13 gear, 14 angle sensor, 15 conveyor. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0021] Please refer to Figs. 1-3 The embodiment provides a technical scheme: a PE bag conveying mechanism, which comprises a connecting table 1 and a self-bracing mechanism 9.

[0022] The connecting table 1 is provided with a rotatable moving rotary seat 8 above it, and also comprises a single-chip microcomputer 2 which is located outside the connecting table 1, the input end of the single-chip microcomputer 2 is electrically connected with an external power supply, the outer side upper end of the connecting table 1 is provided with a bag feeding frame 3, the top wall of the bag feeding frame 3 is provided with a linear motor 4, the moving end of the linear motor 4 is provided with a moving seat 5, the inside of the moving seat 5 is provided with a lifting shell 7 through the telescopic end of an electro-hydraulic push rod 1, the lower side of the lifting shell 7 is rotationally connected with the upper side of the rotary seat 8 through a rotating shaft 10, the input end of the linear motor 4 and the electro-hydraulic push rod 1 are electrically connected with the output end of the single-chip microcomputer 2, the right side of the lifting shell 7 is provided with an electro-hydraulic push rod 2, the input end of the electro-hydraulic push rod 2 is electrically connected with the output end of the single-chip microcomputer 2, the telescopic end of the electro-hydraulic push rod 2 is provided with a rack plate 12, the middle part of the rotating shaft 10 is provided with a gear 13, the gear 13 is meshingly connected with the rack plate 12, the bottom wall of the lifting shell 7 is provided with an angle sensor 14, the angle sensor 14 is bidirectionally electrically connected with the single-chip microcomputer 2, the detection end of the angle sensor 14 is fixedly connected with the rotating shaft 10, the left lower end of the bag feeding frame 3 is provided with a conveyor 15, the input end of the conveyor 15 is electrically connected with the output end of the single-chip microcomputer 2, when the PE bag is processed and conveyed, firstly the single-chip microcomputer 2 starts the electro-hydraulic push rod 1 to make the telescopic end drive the lifting shell 7 to move downwards, the lifting shell 7 drives the rotary seat 8 to move downwards, after the single PE bag adsorption and grabbing is completed, the single-chip microcomputer 2 starts the linear motor 4 to make the moving end drive the moving seat 5 to move to the leftmost end, then the single-chip microcomputer 2 controls the electro-hydraulic push rod 1 to make the PE bag move downwards to the belt of the conveyor 15, then the single-chip microcomputer 2 starts the conveyor 15 to process and convey the PE bag, the PE bag is placed on the belt of the conveyor 15, in the process, the single-chip microcomputer 2 starts the electro-hydraulic push rod 2 to make the telescopic end drive the rack plate 12 to move horizontally, the rack plate 12 drives the gear 13 to drive the rotating shaft 10 to rotate through meshing connection, and then the horizontal placement direction of the bag opening of the PE bag is adjusted according to the requirement, at this time, the single-chip microcomputer 2 starts the angle sensor 14, the angle sensor 14 adopts a high-performance integrated magnetic sensitive element, utilizes the non-contact characteristics of the magnetic signal to measure the rotation angle of the detection end, and transmits the measurement result to the single-chip microcomputer 2 in the form of an electric signal, the single-chip microcomputer 2 controls the electro-hydraulic push rod 2 according to the angle detection result, and then the horizontal placement direction of the PE bag can be accurately adjusted, the use is convenient, the rotating shaft 10 is controlled by the single-chip microcomputer 2 to make the rotating shaft 10 rotate forward and backward, and the rotation is not more than 360 degrees, so that the winding phenomenon of the electric suction cup 96 is avoided, the device can adjust the horizontal placement direction of the bag opening of the PE bag according to the processing requirement through the transmission element and the detection element, and the use is convenient;

[0023] The self-tightening mechanism 9 comprises a fixed seat 91, an extension column 92, a tight seat 94, a sliding seat 95 and a guide inclined rod 97. The tight seat 94 has four, and the four tight seats 94 are located below the rotating seat 8. The outer side of the tight seat 94 is provided with two sliding grooves, and the sliding groove is slidably connected with the sliding seat 95. The lower side of the rotating seat 8 is provided with four evenly distributed fixed seats 91. The fixed seat 91 and the adjacent sliding seat 95 are provided with an extension column 92. The upper side of the connecting table 1 is provided with four guide inclined rods 97. The guide inclined rod 97 is matched with the tight seat 94. The self-tightening mechanism 9 further comprises an electric suction cup 96. The electric suction cup 96 is arranged on the lower side of the tight seat 94. The input end of the electric suction cup 96 is electrically connected with the output end of the single-chip microcomputer 2. The self-tightening mechanism 9 further comprises a spring 93. The spring 93 is arranged between the sliding seat 95 and the adjacent fixed seat 91. The spring 93 is movably sleeved with the outer end of the adjacent extension column 92. During the downward movement of the rotating seat 8, the inclined surface of the tight seat 94 is in extrusion contact with the corresponding guide inclined rod 97. The tight seat 94 is pressed and gradually moves to the center of the device along with the downward movement of the rotating seat 8. The extension end of the extension column 92 and the spring 93 are contracted. When the rotating seat 8 is lowered to the contact between the suction end of the electric suction cup 96 and the upper side of the uppermost PE bag on the connecting table 1, the single-chip microcomputer 2 starts the electric suction cup 96 to adsorb the PE bag. Then the single-chip microcomputer 2 controls the electro-hydraulic push rod 6 to make the lifting shell 7 move upward. With the upward movement of the tight seat 94, the extrusion and limitation of the guide inclined rod 97 gradually weaken. Through the compression and reset elastic force of the longitudinally distributed spring 93, the horizontally adjacent two electric suction cups 96 elastically tighten the PE bag horizontally and transversely. Through the compression and reset elastic force of the horizontally distributed spring 93, the longitudinally adjacent two electric suction cups 96 elastically tighten the PE bag horizontally and longitudinally. In this way, the PE bag is automatically and elastically flattened, avoiding the wrinkling phenomenon of the PE bag during conveying and taking. During this process, the sliding seat 95 is self-adaptively slid along the corresponding sliding groove. The device can automatically flatten the PE bag during grabbing and conveying through the elastic element, thereby avoiding the wrinkling phenomenon of the PE bag during the later conveying process.

[0024] The working principle of the PE bag feeding mechanism is as follows: when the PE bag is processed and conveyed, firstly, the single-chip microcomputer 2 starts the electro-hydraulic push rod one 6 to drive the telescopic end of the electro-hydraulic push rod one 6 to move the lifting shell 7 downward, the lifting shell 7 drives the rotating seat 8 to move downward, in the process of moving downward of the rotating seat 8, the inclined surface of the supporting seat 94 is in extrusion contact with the corresponding guide inclined rod 97, the supporting seat 94 is pressed and moves gradually to the center of the device along with the downward movement of the rotating seat 8, the telescopic end of the telescopic column 92 and the spring 93 are retracted, when the rotating seat 8 moves downward to the adsorption end of the electro-suction cup 96 and the upper side of the uppermost PE bag stacked on the connecting table 1 is in contact, the single-chip microcomputer 2 starts the electro-suction cup 96 to adsorb the PE bag, then the single-chip microcomputer 2 controls the electro-hydraulic push rod one 6 to move the lifting shell 7 upward, along with the upward movement of the supporting seat 94, the extrusion limitation of the guide inclined rod 97 gradually weakens, through the compression reset elastic force of the longitudinally distributed spring 93, so that the two horizontally adjacent electro-suction cups 96 elastically tighten the PE bag in the horizontal transverse direction, through the compression reset elastic force of the horizontally distributed spring 93, so that the two longitudinally adjacent electro-suction cups 96 elastically tighten the PE bag in the horizontal longitudinal direction, and then the PE bag is automatically elastically flattened, so as to avoid the wrinkling phenomenon of the PE bag in the conveying and taking process, in this process, the sliding seat 95 is adaptively slid along the corresponding sliding groove, then the single-chip microcomputer 2 starts the linear motor 4 to drive the moving seat 5 to move to the leftmost end through the moving seat 5, then the single-chip microcomputer 2 controls the electro-hydraulic push rod one 6 to move the PE bag downward to the belt of the conveyor 15, then the single-chip microcomputer 2 starts the conveyor 15 to process and convey the PE bag, and places the PE bag on the belt of the conveyor 15, in the process, the single-chip microcomputer 2 starts the electro-hydraulic push rod two 11 to drive the rack plate 12 to move horizontally through the telescopic end of the electro-hydraulic push rod two 11, the rack plate 12 drives the gear 13 to rotate through the meshing connection, and then adjusts the horizontal placement direction of the bag opening of the PE bag according to the requirement, at this time, the single-chip microcomputer 2 starts the angle sensor 14, the angle sensor 14 adopts a high-performance integrated magnetic sensitive element, utilizes the non-contact characteristics of the magnetic signal to measure the rotation angle of the detection end, and transmits the measurement result to the single-chip microcomputer 2 in the form of an electric signal, the single-chip microcomputer 2 controls the electro-hydraulic push rod two 11 according to the angle detection result, and then can accurately adjust the processing and conveying horizontal placement direction of the PE bag, which is convenient to use, the rotating shaft 10 is controlled by the single-chip microcomputer 2 to rotate forward and backward, and the rotation is not more than 360 degrees, so that the winding phenomenon of the electro-suction cup 96 is avoided.

[0025] It is worth noting that the single-chip microcomputer 2 disclosed in the above embodiment can adopt COP8CBE9, the linear motor 4 can adopt GD magnetic shaft micro linear motor, the electro-hydraulic push rod one 6 and the electro-hydraulic push rod two 11 can both adopt DYZW integral straight micro electro-hydraulic push rod, the electric suction cup 96 can adopt VGC10, the angle sensor 14 can adopt HSM22M multi-turn non-contact magnetic sensitive potentiometer, and the conveyor 15 can adopt GTX-003 micro electric transmission belt conveyor. The single-chip microcomputer 2 controls the linear motor 4, the electro-hydraulic push rod one 6, the electric suction cup 96, the electro-hydraulic push rod two 11, the angle sensor 14 and the conveyor 15 to work by using the method commonly used in the prior art.

[0026] The above description is only an embodiment of the present application, and does not limit the patent range of the present application. Any equivalent structure or equivalent process transformation, or direct or indirect application in other related technical fields, which is based on the content of the present application specification and drawings, is also included in the patent protection range of the present application.

Claims

1. A PE bag feeding mechanism, characterized by: It comprises a connecting platform (1) and a self-tightening mechanism (9); Connecting platform (1): a rotating seat (8) is mounted on the top thereof; Self-tightening mechanism (9): It includes a fixed seat (91), a telescopic column (92), a tightening seat (94), a slide (95) and a guide oblique rod (97). There are four tightening seats (94), and the four tightening seats (94) are all located below the rotating seat (8). Two slide grooves are provided on the outer side of the tightening seat (94), and the inside of the slide groove is slidably connected with the slide (95). Four evenly distributed fixed seats (91) are provided on the lower side of the rotating seat (8), and a telescopic column (92) is provided between the fixed seat (91) and the adjacent slide (95). Four guide oblique rods (97) are provided on the upper side of the connecting platform (1), and the guide oblique rods (97) are installed in conjunction with the tightening seat (94).

2. A PE bag feeding mechanism according to claim 1, characterized in that: It also includes a single chip microcomputer (2), which is located outside the connection platform (1), and an input end of the single chip microcomputer (2) is electrically connected to an external power supply.

3. A PE bag feeding mechanism according to claim 2, characterized in that: A bag feeding frame (3) is provided at the upper end of the outer side of the connecting platform (1), a linear motor (4) is provided on the top wall of the bag feeding frame (3), a movable seat (5) is provided at the movable end of the linear motor (4), a lifting shell (7) is provided inside the movable seat (5) through the telescopic end of an electro-hydraulic push rod (6), the lower side of the lifting shell (7) is rotatably connected to the upper side of the rotating seat (8) through a rotating shaft (10), and the input ends of the linear motor (4) and the electro-hydraulic push rod (6) are both electrically connected to the output end of the single chip computer (2).

4. A PE bag feeding mechanism according to claim 2, characterized in that: The self-tightening mechanism (9) further comprises an electric suction cup (96), which is respectively arranged on the lower side of the tightening seat (94), and the input end of the electric suction cup (96) is electrically connected to the output end of the single chip computer (2).

5. The PE bag feeding mechanism according to claim 1, characterized in that: The self-tightening mechanism (9) further comprises a spring (93), wherein the spring (93) is respectively arranged between the slide seat (95) and the adjacent fixed seat (91), and the spring (93) is movably sleeved with the outer end of the adjacent telescopic column (92).

6. A PE bag feeding mechanism according to claim 3, characterized in that: The right side of the lifting shell (7) is provided with an electro-hydraulic push rod (11), the input end of the electro-hydraulic push rod (11) is electrically connected to the output end of the single-chip microcomputer (2), the telescopic end of the electro-hydraulic push rod (11) is provided with a rack plate (12), the middle part of the rotating shaft (10) is provided with a gear (13), the gear (13) is meshed with the rack plate (12), the bottom wall of the lifting shell (7) is provided with an angle sensor (14), the angle sensor (14) is bidirectionally electrically connected to the single-chip microcomputer (2), and the detection end of the angle sensor (14) is fixedly connected to the rotating shaft (10).

7. The PE bag feeding mechanism according to claim 3, characterized in that: A conveyor (15) is provided at the lower left end of the bag delivery rack (3), and the input end of the conveyor (15) is electrically connected to the output end of the single chip computer (2).

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