Winding and collecting device for manufacturing plastic packaging bags

Abstract

The embodiment of the utility model provides a winding and collecting device for manufacturing a plastic packaging bag, and relates to the technical field of plastic packaging bag processing, the winding and collecting device comprises a fixing frame and a main shaft, the fixing frame is concave and is movably connected with the main shaft, the main shaft is fixedly connected with two circular plates, the two circular plates are movably connected with a plurality of mounting shafts, and the mounting shafts are fixedly connected with the fixing frame. And a negative pressure device and a first motor are installed on the installation shafts on the two sides correspondingly, a same winding pipe is installed between the two installation shafts on the same section, the winding pipe, the installation shafts and the negative pressure device are communicated, and a plurality of air holes are formed in the side wall of the winding pipe. Automatic winding conversion can be achieved through gear transmission under driving of a second motor, a movable plate is driven by an electric push rod to move, a cutting knife on the movable plate completes cutting operation on a plastic packaging bag film, then winding and collecting operation on the plastic packaging bag film can be continued through a new winding pipe, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The embodiment of the application relates to the technical field of plastic packaging bag processing, and particularly relates to a winding and collecting device for manufacturing plastic packaging bags. BACKGROUND

[0002] The plastic packaging bag is a bag for packaging various objects and is commonly used for packaging and carrying objects. At present, in the process of producing the plastic packaging bag, one of the processes is to wind the film after extrusion molding, so as to facilitate subsequent bag manufacturing of the plastic packaging bag.

[0003] The winding equipment for the plastic packaging bag in the prior art can only realize winding operation of one roll of plastic packaging bag material at a time, needs manual replacement operation at regular time in the production process, and is complicated in disassembly and replacement operation, which is not beneficial to operation, and thus greatly influences the production efficiency of the plastic packaging bag.

[0004] Based on the above reasons, the winding and collecting device for manufacturing plastic packaging bags is provided, which can effectively solve the problems of the prior art winding and collecting device that cannot realize automatic replacement and is inconvenient to operate. INVENTION CONTENTS

[0005] In view of the above problems, the embodiment of the application provides a winding and collecting device for manufacturing plastic packaging bags to solve the problems of the prior art winding and collecting device that cannot realize automatic replacement and is inconvenient to operate.

[0006] The embodiment of the application provides a winding and collecting device for manufacturing plastic packaging bags, which comprises a fixing frame, the fixing frame is concave and movably connected with a main shaft, two circular plates are fixedly connected to the main shaft, a plurality of mounting shafts are movably connected to the two circular plates, a negative pressure device and a first motor are respectively mounted on the two mounting shafts, a same winding pipe is mounted between the two mounting shafts on the same section, the winding pipe, the mounting shaft and the negative pressure device are through-penetrated, a plurality of air holes are formed in the side wall of the winding pipe, a rotating adjusting assembly is arranged on the main shaft, and a cutting assembly is arranged on the front side of the fixing frame.

[0007] In some embodiments, the rotating adjusting assembly comprises a second motor, the second motor is fixedly connected to the side wall of the fixing frame, a circular shaft is mounted on the second motor, the circular shaft penetrates through the fixing frame and is fixedly connected with a first gear, a second gear is fixedly connected to the main shaft, and the first gear and the second gear are meshingly arranged.

[0008] In some embodiments, the cutting assembly comprises two fixed shells symmetrically fixed on the front side wall of the fixed frame, an active plate symmetrically fixed on the active plate, a cutting knife fixed on the bottom surface of the active plate, two electric push rods symmetrically fixed on the active plate, and the other end of the electric push rod is fixedly connected with the fixed shell.

[0009] In some embodiments, the length of the cutting knife is less than the distance between the two circular plates, and the cutting knife is eccentrically arranged between the two circular plates.

[0010] In some embodiments, the two ends of the winding pipe are provided with a slot, and the winding pipe is movably connected with a bolt near the two ends, and the fixing block is fixedly connected with the mounting shaft on one side of the facing end, and the fixing block is inserted into the slot and threadedly connected with the bolt.

[0011] In some embodiments, the winding pipe is arranged in an annular array, and the winding pipe is provided with three.

[0012] Through the above scheme, by inserting the fixing block into the slot, the fixed installation operation between the winding pipe and the mounting shaft can be realized by rotating the bolt, which can effectively improve the convenience of replacing the winding pipe; through the driving of the second motor, the automatic winding conversion can be realized through the gear transmission, and the cutting knife on the active plate is driven to move by the electric push rod, so that the cutting operation of the plastic packaging bag film is completed, and the new winding pipe can continue to wind and collect the plastic packaging bag film, thereby improving the production efficiency.

[0013] The above description is only a summary of the technical scheme of the embodiments of the application, in order to more clearly understand the technical means of the embodiments of the application, and can be implemented according to the content of the specification, and in order to make the above and other purposes, characteristics and advantages of the embodiments of the application more obvious and easy to understand, the following will describe the specific embodiments of the application. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the embodiments of the application, the following will briefly introduce the drawings needed in the embodiment description. Obviously, the drawings in the following description are some embodiments of the application, and those skilled in the art can also obtain other drawings according to these drawings without creating any creative labor.

[0015] Figure 1 It is a front perspective view of the application;

[0016] Figure 2 It is a perspective view of the main shaft of the application;

[0017] Figure 3Fig. 1 is a schematic view of a cross section of the rolling pipe of the present application;

[0018] Figure 4 Fig. 2 is a schematic view of the rolling pipe of the present application;

[0019] Figure 5 Fig. 3 is a schematic view of the cutting assembly of the present application.

[0020] Legend of reference signs:

[0021] 1, fixed frame; 2, main shaft; 3, round plate; 4, mounting shaft; 5, negative pressure device; 6, first motor; 7, rolling pipe; 8, air hole; 9, rotary adjusting assembly; 10, cutting assembly; 11, second motor; 12, round shaft; 13, first gear; 14, second gear; 15, fixed shell; 16, movable plate; 17, cutting knife; 18, electric push rod; 19, slot; 20, bolt; 21, fixed block. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme of the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are some embodiments of the present application, but not all the embodiments of the present application. 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.

[0023] The terms “comprise” and “have” and any variations thereof in the specification and claims of the present application and the description of the drawings are intended to cover, but not exclude, other contents. The word “one” or “a” does not exclude the presence of multiple. Unless otherwise specified, the meaning of “multiple” is two or more (including two), and similarly, “multiple groups” means two or more groups (including two groups).

[0024] The orientation words appearing in the following description are the directions shown in the drawings, and are not limited to the specific structure of the present application. For example, in the description of the present application, the orientation or position relationship indicated by the terms “length”, “width”, “thickness”, “upper”, “lower”, “front”, “rear”, “left”, “right”, “inner”, “outer”, “axial direction”, “radial direction”, “circumferential direction” and the like are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0025] Moreover, the expressions of the directions for indicating the operation and the structure of the components of the embodiments, such as the height direction, are not absolute but relative, and although the directions are appropriate when the components are in the positions shown in the figures, the directions should be interpreted differently when the positions are changed to correspond to the changes.

[0026] In the description of the present application, it should be noted that unless specifically defined and limited, the terms "mounting", "connection", "connecting" should be understood in a broad sense, for example, the "connection" or "connecting" of the mechanical structure can mean the physical connection, such as fixed connection, detachable connection or integral connection. The "connection" or "connecting" of the circuit structure can mean not only the physical connection, but also the electrical connection or signal connection, for example, it can be directly connected, that is, physically connected, or indirectly connected through at least one intermediate element, as long as the circuit is connected. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0027] In order to facilitate the understanding of the technical solutions of the embodiments of the present application, the technical solutions of the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application.

[0028] As shown in Figures 1-5 The present application provides a kind of winding collection device for making plastic packaging bag, including fixed frame 1, fixed frame 1 is concavely arranged and movably connected with main shaft 2, two circular plates 3 are fixedly connected on main shaft 2, a plurality of installation shafts 4 are movably connected on two circular plates 3, negative pressure equipment 5 and first motor 6 are respectively installed on both sides installation shaft 4, same section two installation shafts 4 are installed with same winding pipe 7, both ends of winding pipe 7 are provided with slot 19, screw bolt 20 is movably connected at the end close to winding pipe 7, both sides installation shaft 4 are movably connected with fixed block 21 at one end, fixed block 21 is inserted into slot 19 and is threadedly connected with screw bolt 20, winding pipe 7, installation shaft 4 and negative pressure equipment 5 are through, a plurality of air holes 8 are formed in the side wall of winding pipe 7, winding pipe 7 is arranged in ring array, winding pipe 7 is provided with three;

[0029] In the technical scheme of the present application, when installing the winding pipe 7, the fixed block 21 is inserted into the slot 21, and the fixed installation operation between the winding pipe 7 and the installation shaft 4 can be realized by rotating the screw bolt 20, which can effectively improve the convenience of replacing the winding pipe 7, and by using the function of the negative pressure equipment 5, the negative pressure can be generated in the inner cavity of the winding pipe 7, the plastic packaging bag film can be adsorbed and fixed by using the air hole 8, and the winding and collecting operation of the plastic packaging bag film by the winding pipe 7 can be realized by driving the first motor 11.

[0030] As shown in Figure 2As shown, the main shaft 2 is provided with a rotation adjusting assembly 9, the rotation adjusting assembly 9 comprises a second motor 11, the second motor 11 is fixedly connected to the side wall of the fixed frame 1, a round shaft 12 is installed on the second motor 11, the round shaft 12 penetrates through the fixed frame 1 and is fixedly connected with a first gear 13, a second gear 14 is fixedly connected to the main shaft 2, and the first gear 13 is meshed with the second gear 14;

[0031] In the technical scheme of the embodiment, when the winding pipe 7 completes winding and collecting the plastic packaging bag film of a specified length, the second motor 11 is started, the second motor 11 drives the round shaft 12 to rotate, the round shaft 12 drives the first gear 13 to mesh with the second gear 14 to rotate, the second gear 14 drives the main shaft 2 to rotate, the main shaft 2 drives the circular plate 3 to rotate, and the circular plate 3 drives the winding pipe 7 to rotate, so that automatic winding conversion can be realized, and the operation is convenient.

[0032] As shown in the figure, Figure 5 The fixed frame 1 is provided with a cutting assembly 10 on the front side, the cutting assembly 10 comprises a fixed shell 15, two fixed shells 15 are symmetrically fixedly connected to the front side wall of the fixed frame 1, the same movable plate 16 is movably connected in the two fixed shells 15, the movable plate 16 is inversely concave-shaped and fixedly connected with a cutting knife 17 on the bottom surface, two electric push rods 18 are symmetrically fixedly connected to the movable plate 16, the other end of the electric push rod 18 is fixedly connected with the fixed shell 15, the length of the cutting knife 17 is less than the distance between the two circular plates 3, and the cutting knife 17 is eccentrically arranged between the two circular plates 3.

[0033] In the technical scheme of the embodiment, in the process of winding conversion of the winding pipe 7, when the new winding pipe 7 completes adsorption and fixation of the plastic packaging bag film, the electric push rod 18 is started, the electric push rod 18 drives the movable plate 16 to move, so that the cutting knife 17 on the movable plate 16 completes the cutting operation of the plastic packaging bag film, and the new winding pipe 7 can continue the winding and collecting operation of the plastic packaging bag film, thereby improving the production efficiency.

[0034] Those skilled in the art can understand that although some embodiments herein include certain features included in other embodiments rather than other features, the combination of features of different embodiments means to be within the scope of the application and form different embodiments. For example, in the claims, any one of the claimed embodiments can be used in any combination.

[0035] The above-described embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacements for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A winding and collecting device for manufacturing plastic packaging bags, characterized in that, The device includes a fixed frame (1), which is concave and movably connected to a main shaft (2). Two circular plates (3) are fixedly connected to the main shaft (2), and several mounting shafts (4) are movably connected to the two circular plates (3). A negative pressure device (5) and a first motor (6) are respectively installed on the mounting shafts (4) on both sides. A winding tube (7) is installed between the two mounting shafts (4) at the same cross section. The winding tube (7), the mounting shaft (4) and the negative pressure device (5) are connected. Several air holes (8) are opened on the side wall of the winding tube (7). A rotation adjustment component (9) is provided on the main shaft (2), and a cutting component (10) is provided on the front side of the fixed frame (1).

2. The winding and collecting device for manufacturing plastic packaging bags according to claim 1, characterized in that, The rotation adjustment assembly (9) includes a second motor (11). The second motor (11) is fixedly connected to the side wall of the fixed frame (1). A round shaft (12) is mounted on the second motor (11). The round shaft (12) passes through the fixed frame (1) and is fixedly connected to a first gear (13). A second gear (14) is fixedly connected to the main shaft (2). The first gear (13) and the second gear (14) are meshed.

3. The winding and collecting device for manufacturing plastic packaging bags according to claim 1, characterized in that, The cutting assembly (10) includes a fixed shell (15). Two fixed shells (15) are symmetrically fixedly connected to the front side wall of the fixed frame (1). The same movable plate (16) is movably connected inside the two fixed shells (15). The movable plate (16) is concave and a cutting blade (17) is fixedly connected to its bottom surface. Two electric push rods (18) are symmetrically fixedly connected to the movable plate (16). The other end of the electric push rod (18) is fixedly connected to the fixed shell (15).

4. The winding and collecting device for manufacturing plastic packaging bags according to claim 3, characterized in that, The length of the cutting blade (17) is less than the distance between the two circular plates (3), and the cutting blade (17) and the circular plates (3) are eccentrically positioned.

5. The winding and collecting device for manufacturing plastic packaging bags according to claim 1, characterized in that, Both ends of the take-up tube (7) are provided with slots (19), and bolts (20) are movably connected near both ends of the take-up tube (7). Fixing blocks (21) are fixedly connected to one end of the mounting shafts (4) on both sides. The fixing blocks (21) are inserted into the slots (19) and threadedly connected to the bolts (20).

6. The winding and collecting device for manufacturing plastic packaging bags according to claim 1, characterized in that, The take-up tubes (7) are arranged in a ring array, and there are three take-up tubes (7).

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