Mixing device for CPP film production

Abstract

The utility model relates to the field of mixing for CPP (casting polypropylene) film production, in particular to a mixing device for CPP film production, which comprises fixing frames and a barrel, the fixing frames are bilaterally symmetrically arranged, a connecting shaft is rotatably mounted on the inner end face of each fixing frame through a bearing, the barrel is mounted at the inner side end of each connecting shaft, and a lower motor is mounted at the bottom of each barrel. A main shaft is installed at the output end of the lower motor, a plurality of stirring rods are arranged at the outer side end of the main shaft, a first motor is installed on the left side end face of the connecting shaft, and through openings are symmetrically formed in the upper end face of the barrel front and back. The waste of the raw materials caused by difficulty in taking out the raw materials in the barrel body and inconvenience in next stirring operation treatment are effectively avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the CPP film production with mixing material field, specifically CPP film production with mixing device. BACKGROUND

[0002] CPP film is cast polypropylene film, also called unstretched polypropylene film, which can be divided into general CPP film, aluminum plated CPP film and cooking grade CPP film according to different uses. CPP is polypropylene (PP) film produced by cast extrusion process in plastic industry. This kind of film is different from BOPP (Biaxially Oriented Polypropylene) film, which belongs to non-oriented film. Strictly speaking, CPP film only has certain orientation in the longitudinal (MD) direction, mainly due to the process property. Through rapid cooling on the chill roll, excellent clarity and smoothness are formed on the film.

[0003] A CPP film production mixing device is disclosed in Chinese patent (authorized publication number CN 211164781U). This patent technology can solve the problem that the existing CPP film production needs to use a mixer to mix multiple raw materials, and the existing mixing device has simple structure and slow mixing rate, which affects the production efficiency of CPP film.

[0004] After the raw materials in the patent are uniformly mixed, it is inconvenient to take them out, and there will always be some mixed raw materials remaining in the bottom of the box, which affects the mixing effect next time, causing waste of raw materials. Utility model content

[0005] To solve the above technical problems, the utility model provides a CPP film production mixing device, which comprises a fixed frame and a cylinder, the fixed frame is arranged symmetrically left and right, a connecting shaft is rotatably installed on the inner end face of the fixed frame through a bearing, a cylinder is installed on the inner side end of the connecting shaft, a lower motor is installed at the bottom of the cylinder, a main shaft is installed at the output end of the lower motor, a plurality of stirring rods are arranged on the outer side end of the main shaft, a first motor is installed on the left side end face of the connecting shaft, and a through hole is symmetrically installed on the upper end face of the cylinder.

[0006] Preferably, a fixed hole is formed in the outer side end of the fixed frame, a base is installed in the fixed hole through sliding fit, the inner side ends of the base are connected through clamping, and an outer handle is installed on the outer side end of the base.

[0007] Preferably, a sleeve is installed on the outer side wall of the main shaft through sliding fit, a fixed groove is formed in the middle of the upper end face of the main shaft, an adjusting spring is installed at the bottom of the fixed groove, the output end of the adjusting spring is installed with the sleeve, a plurality of stirring rods are installed on the outer side wall of the sleeve along the circumferential direction of the sleeve, a circular plate is installed on the upper end face of the sleeve, an upper handle is installed on the upper end face of the circular plate, and the inner top of the sleeve and the upper end face of the main shaft are connected through the first clamping head.

[0008] Preferably, the upper end face of the barrel is symmetrically installed with an adjusting shaft in front and back through a bearing, the adjusting shaft is symmetrically installed with a limiting plate in front and back, the inner side end of the limiting plate is installed with a first spring rod, and the first spring rod is connected with the upper handle in a plug-in manner.

[0009] Preferably, the fixed frame is symmetrically installed with a second spring rod left and right, and the second spring rod is connected with the bottom of the outer handle in a plug-in manner.

[0010] Preferably, the fixed frame is installed with a control panel on the right side end face, and the control panel is electrically connected with the lower motor.

[0011] The technical effects and advantages of the present application are as follows:

[0012] 1. The first motor structure is adopted in the present application to drive the barrel to overturn, so that the mixed raw materials can be poured out from the through hole, the convenience of operation is improved, the raw materials placed in the barrel are effectively avoided from being difficult to take out, thereby avoiding the waste of raw materials and the inconvenience of subsequent stirring operation.

[0013] 2. The sleeve and adjusting spring structure are adopted in the present application to drive the raw materials to overturn up and down, thereby avoiding stratification and further improving the mixing effect between the raw materials. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 is a structure front view of a mixing device for CPP film production provided by the present application;

[0015] Fig. 2 is a structure right view of a mixing device for CPP film production provided by the present application;

[0016] Fig. 3 is a structure top view of a mixing device for CPP film production provided by the present application;

[0017] Fig. 4 is a sectional front view of a mixing device for CPP film production provided by the present application;

[0018] Fig. 5 is a sectional front view of a mixing device for CPP film production provided by the present application; Fig. 4 is a local enlarged view of area A in the sectional front view;

[0019] In the figure: 1, fixed frame; 2, barrel; 11, connecting shaft; 12, lower motor; 13, main shaft; 14, first motor; 15, base table; 16, sleeve; 17, circular plate; 18, upper handle; 19, first clamping head; 21, limiting plate; 22, first spring rod; 23, second spring rod; 24, control panel. DETAILED DESCRIPTION

[0020] The embodiments of the present application are given for illustrative and descriptive purposes only and are not intended to be exhaustive or to limit the present application to the forms disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Embodiments were chosen and described in order to best explain the principles of the present application and its practical application, and to enable others skilled in the art to understand the present application for various embodiments with various modifications as are suited to the particular use contemplated.

[0021] Please refer to Figs. 1-5 In the embodiment, a CPP film production mixing device is provided, which comprises a fixed frame 1 and a barrel 2, the fixed frame 1 is arranged symmetrically left and right, a connecting shaft 11 is rotatably installed on the inner end face of the fixed frame 1 through a bearing, the barrel 2 is installed on the inner side end of the connecting shaft 11, a lower motor 12 is installed at the bottom of the barrel 2, a main shaft 13 is installed at the output end of the lower motor 12, a plurality of stirring rods are arranged at the outer side end of the main shaft 13, a first motor 14 is installed at the left side end face of the connecting shaft 11, a through opening is symmetrically installed on the upper end face of the barrel 2, in working, the CPP film raw materials are poured into the barrel 2 for processing, the lower motor 12 is started to drive the main shaft 13 to rotate, so that the stirring rods rotate to make the raw materials uniformly mixed, after mixing, the first motor 14 is started to drive the barrel 2 to overturn, so that the mixed raw materials can be poured out from the through opening, the operation convenience is improved, the raw materials placed in the barrel 2 are effectively avoided from being difficult to take out, so as to cause the waste of raw materials and inconvenient stirring operation processing next time.

[0022] A fixed hole is formed at the outer side end of the fixed frame 1, a base 15 is installed in the fixed hole through a sliding fit, the inner side ends of the base 15 are connected through clamping, an outer handle is installed at the outer side end of the base 15, in working, the base 15 supports and fixes the bottom of the barrel 2 to ensure the stability of the barrel 2 when the stirring rods work.

[0023] A sleeve 16 is installed on the outer side wall of the main shaft 13 through a sliding fit, a fixed groove is formed in the middle of the upper end face of the main shaft 13, an adjusting spring is installed at the bottom of the fixed groove, the output end of the adjusting spring is installed with the sleeve 16, a plurality of stirring rods are installed on the outer side wall of the sleeve 16 along the circumferential direction thereof, a circular plate 17 is installed on the upper end face of the sleeve 16, an upper handle 18 is installed on the upper end face of the circular plate 17, the inner top of the sleeve 16 is connected with the upper end face of the main shaft 13 through a first clamping head 19, in working, the sleeve 16 is driven by the upper handle 18 to move up and down, so as to drive the raw materials to overturn up and down, to avoid stratification, and to further improve the mixing effect between the raw materials, the first clamping head 19 structure is adopted to ensure the stability of the connection between the sleeve 16 and the main shaft 13.

[0024] The upper end surface of the barrel 2 is symmetrically provided with an adjusting shaft in front and back through a bearing, the adjusting shaft is symmetrically provided with a limiting plate 21 in front and back, the inner side end of the limiting plate 21 is provided with a first spring rod 22, the first spring rod 22 is connected with the upper handle 18 through a plug-in mode, during work, the limiting plate 21 plays a limiting role on the circular plate 17, avoiding accidental shaking of the stirring rod, the first spring rod 22 plays a limiting role on the limiting plate 21, avoiding accidental deflection and losing the limiting effect on the circular plate 17.

[0025] The second spring rod 23 is symmetrically provided with the fixed frame 1, the second spring rod 23 is connected with the bottom of the outer handle through a plug-in mode, during work, the second spring rod 23 plays a limiting role on the bottom table 15, avoiding accidental opening of the bottom table 15.

[0026] The control panel 24 is installed on the right end surface of the fixed frame 1, the control panel 24 is electrically connected with the lower motor 12, during work, the control panel 24 is programmed with a PLC program, thereby controlling the operation of each device.

[0027] During specific work, the CPP film raw material is poured into the barrel 2 for processing, the lower motor 12 is started, driving the main shaft 13 to rotate, so that the stirring rod rotates, and the raw material is uniformly mixed, after mixing, the first motor 14 is started, driving the barrel 2 to overturn, so that the mixed raw material can be poured out from the through hole, improving the convenience of operation, effectively avoiding the difficulty of taking out the raw material placed in the barrel 2, thereby causing waste of the raw material, and being inconvenient for next stirring operation.

[0028] Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary skilled in the art and related fields without creative labor should belong to the scope of protection of the present application. The structures, devices and operation methods not specifically described and explained in the present application, such as without special description and limitation, are implemented according to the conventional means in the art.

Claims

1. A mixing device for CPP film production, comprising a fixed frame (1) and a cylinder (2), characterized in that, The fixed frame (1) is arranged symmetrically on the left and right. A connecting shaft (11) is rotatably installed on the inner end face of the fixed frame (1) through a bearing. A cylinder (2) is installed on the inner end of the connecting shaft (11). A lower motor (12) is installed at the bottom of the cylinder (2). A main shaft (13) is installed at the output end of the lower motor (12). Multiple stirring rods are arranged on the outer end of the main shaft (13). A first motor (14) is installed on the left end face of the connecting shaft (11). A through port is symmetrically installed on the front and back of the upper end face of the cylinder (2).

2. The mixing device for CPP film production according to claim 1, characterized in that... The fixing frame (1) has a fixing hole on its outer side. A base (15) is installed in the fixing hole by sliding fit. The inner ends of the base (15) are connected by snap-fit. An outer handle is installed on the outer end of the base (15).

3. The mixing device for CPP film production according to claim 1, characterized in that, A sleeve (16) is installed on the outer wall of the main shaft (13) by sliding fit. A fixing groove is opened in the middle of the upper end face of the main shaft (13). An adjusting spring is installed at the bottom of the fixing groove. A sleeve (16) is installed at the output end of the adjusting spring. Multiple stirring rods are installed on the outer wall of the sleeve (16) along its circumferential direction. A circular plate (17) is installed on the upper end face of the sleeve (16). An upper handle (18) is installed on the upper end face of the circular plate (17).

4. The mixing device for CPP film production according to claim 3, characterized in that, The top of the inner sleeve (16) is connected to the upper end face of the main shaft (13) by means of a first clamp (19).

5. A mixing device for CPP film production according to claim 1, characterized in that, The upper end face of the cylinder (2) is symmetrically equipped with an adjusting shaft through a bearing, and a limit plate (21) is symmetrically installed on the adjusting shaft.

6. A mixing device for CPP film production according to claim 5, characterized in that, The inner end of the limiting plate (21) is equipped with a first spring rod (22), which is connected to the upper handle (18) by a plug-in connection.

7. A mixing device for CPP film production according to claim 1, characterized in that, The fixing frame (1) is symmetrically equipped with second spring rods (23), and the second spring rods (23) are connected to the bottom of the outer handle by a plug-in connection.

8. A mixing device for CPP film production according to claim 1, characterized in that, The right end face of the fixed frame (1) is equipped with a control panel (24), which is electrically connected to the lower motor (12).

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