Centralized winding film supplying and feeding device

Abstract

The utility model relates to the technical field of winding film production, and discloses a winding film centralized feeding device which comprises a material box, a conveying box is fixedly connected to the bottom end of the material box, a feeding pipe is communicated between the material box and the conveying box, a collecting box is arranged on the outer side of the conveying box, a motor is fixedly installed on the outer wall of the collecting box, and a feeding pipe is arranged on the feeding pipe. The output end of the motor is fixedly connected with a rotating shaft, the outer wall of the rotating shaft is fixedly connected with a plurality of spiral blades, the end of the rotating shaft is rotationally connected with a conveying box, an arc-shaped brush is attached to the outer wall of the conveying box, a plurality of through holes corresponding to the arc-shaped brush are formed in the lower side of the outer wall of the conveying box, and a transmission mechanism is arranged on the outer wall of the rotating shaft. The rotating shaft synchronously drives a reciprocating lead screw through a transmission mechanism, the reciprocating lead screw penetrates through a sliding plate and is in threaded connection with the sliding plate, the end of the reciprocating lead screw is rotationally connected with a collecting box, the sliding plate is slidably connected with the inner wall of the conveying box, and the top end of the sliding plate is fixedly connected with an arc-shaped brush.

Description

Technical Field

[0001] The utility model relates to the technical field of stretch film production, and more specifically to a concentrated feeding device for stretch film. Background Art

[0002] Wrap film, also known as stretch film and heat shrink film, was first produced in China with PVC as the base material and DOA as the plasticizer and self-adhesive. PE stretch film first used EVA as the self-adhesive material, but it was expensive and smelly. Later, PIB and VLDPE were used as the self-adhesive materials, and the base material was mainly LLDPE, including C4, C6, C8 and metallocene PE (MPE).

[0003] Existing centralized feeding devices for stretch film often use a fan suction method, but impurities such as dust mixed in the plastic particles during the feeding process are often unable to be removed, thereby reducing the purity of the raw materials for stretch film production. Based on this, the utility model designs a centralized feeding device for stretch film to solve the above problem. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a centralized feeding device for stretch film to solve the problems existing in the above-mentioned background technology.

[0005] The utility model provides the following technical solutions: a centralized feeding device for wrapping film, comprising a material box, a conveying box fixedly connected to the bottom end of the material box, and a feeding pipe is connected between the material box and the conveying box, a collecting box is provided on the outside of the conveying box, a motor is fixedly installed on the outer wall of the collecting box, a rotating shaft is fixedly connected to the output end of the motor, a plurality of spiral blades are fixedly connected to the outer wall of the rotating shaft, and the end of the rotating shaft is rotatably connected to the conveying box, an arc-shaped brush is fitted on the outer wall of the conveying box, a plurality of through holes are opened on the lower side of the outer wall of the conveying box corresponding to the arc-shaped brush, a transmission mechanism is provided on the outer wall of the rotating shaft, and a reciprocating screw is synchronously driven by the rotating shaft through the transmission mechanism, the reciprocating screw passes through a slide plate and is threadedly connected thereto, and the end of the reciprocating screw is rotatably connected to the collecting box, the slide plate is slidably connected to the inner wall of the conveying box, and the top of the slide plate is fixedly connected to the arc-shaped brush.

[0006] Furthermore, a feeding door is provided at the top of the material box, the top of the collection box is fixedly connected to the bottom of the material box, and a movable door is provided on the outer wall of the collection box.

[0007] Furthermore, a dust collecting fan is fixedly installed at the bottom end of the collection box, a support plate is fixedly connected to the inner wall of the collection box, and a filter is fixedly installed on the support plate corresponding to the dust collecting fan.

[0008] Furthermore, a sliding groove is provided on the inner wall of the collection box corresponding to the slide plate, and the end of the slide plate is located in the sliding groove and is slidably connected thereto.

[0009] Furthermore, a circular groove is provided on the inner wall of the conveying box corresponding to the spiral blades, and a discharge pipe is connected to the end of the conveying box.

[0010] Furthermore, the transmission mechanism includes a transmission wheel fixedly connected to the rotating shaft and the outer wall of the reciprocating screw rod, and a belt is sleeved between the transmission wheels.

[0011] Technical effects and advantages of the utility model:

[0012] 1. The utility model connects a motor to drive the rotating shaft and the spiral blades to rotate. The granular raw materials in the material box enter the circular groove in the conveying box through the feed pipe and are pushed toward the discharge pipe by the spiral blades. At the same time, a dust suction fan is connected to realize the cleaning and collection function of dust and other impurities in the plastic particles during the feeding process, thereby improving the purity of the raw materials for the production of stretch film.

[0013] 2. The utility model drives the reciprocating screw to rotate through a belt-driven shaft, and the reciprocating screw drives the slide plate to drive the arc-shaped brush to move back and forth along the slide groove in contact with the outer wall of the conveying box, thereby cleaning the blockage in the through hole, avoiding dust and other impurities from clogging the through hole and affecting the cleaning work of the plastic raw materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is an overall front view of the utility model.

[0015] Figure 2 It is a cross-sectional view of the utility model.

[0016] Figure 3 It is a cross-sectional view of the conveying box and the collecting box of the utility model.

[0017] Figure 4 It is a structural schematic diagram of the transmission mechanism of the utility model.

[0018] The accompanying drawings are marked as follows: 1. material box; 2. feed door; 3. collection box; 4. movable door; 5. motor; 6. conveying box; 7. discharge pipe; 8. reciprocating screw; 9. support plate; 10. filter screen; 11. dust suction fan; 12. feed pipe; 13. spiral blade; 14. circular groove; 15. rotating shaft; 16. slide groove; 17. slide plate; 18. through hole; 19. arc brush; 20. transmission mechanism; 21. transmission wheel; 22. belt. DETAILED DESCRIPTION

[0019] The technical solution of the present invention will be clearly and completely described below in conjunction with the drawings in the present invention. In addition, the forms of the various structures recorded in the following embodiments are merely illustrative. The centralized feeding device for wrapping film involved in the present invention is not limited to the various structures recorded in the following embodiments. All other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the present invention.

[0020] Reference Figure 1-4 The utility model provides a centralized feeding device for stretch film, including a material box 1, a feeding door 2 is provided at the top of the material box 1, the material box 1 is used to store plastic particles and the like for the production of stretch film, a conveying box 6 is fixedly connected to the bottom of the material box 1, and a feeding pipe 12 is connected between the material box 1 and the conveying box 6, a collecting box 3 is provided outside the conveying box 6, the top of the collecting box 3 is fixedly connected to the bottom of the material box 1, a movable door 4 is provided on the outer wall of the collecting box 3, a motor 5 is fixedly installed on the outer wall of the collecting box 3, a rotating shaft 15 is fixedly connected to the output end of the motor 5, a plurality of spiral blades 13 are fixedly connected to the outer wall of the rotating shaft 15, and the rotating shaft 15 is fixedly connected to the outer wall of the spiral blades 13. The end of the shaft 15 is rotatably connected to the conveying box 6. A circular groove 14 is opened on the inner wall of the conveying box 6 corresponding to the spiral blade 13. The motor 5 is connected to drive the rotating shaft 15 and the spiral blade 13 to rotate. The granular raw materials in the material box 1 enter the circular groove 14 in the conveying box 6 through the feeding pipe 12, and are pushed toward the discharge pipe 7 by the spiral blade 13. The end of the conveying box 6 is connected to the discharge pipe 7. It should be noted that the discharge pipe 7 is used to connect the fan for centralized feeding. The outer wall of the conveying box 6 is attached with an arc brush 19. The lower side of the outer wall of the conveying box 6 is provided with a plurality of through holes 18 corresponding to the arc brush 19. The outer wall of the rotating shaft 15 is provided with a transmission The rotating shaft 15 is synchronously driven by the transmission mechanism 20 with a reciprocating screw 8, the transmission mechanism 20 includes a transmission wheel 21 fixedly connected to the rotating shaft 15 and the outer wall of the reciprocating screw 8, a belt 22 is sleeved between the transmission wheel 21, the reciprocating screw 8 is penetrated by a slide plate 17 and is threadedly connected thereto, and the end of the reciprocating screw 8 is rotatably connected to the collection box 3, the slide plate 17 is slidably connected to the inner wall of the conveying box 6, the inner wall of the collection box 3 is provided with a slide groove 16 corresponding to the slide plate 17, the end of the slide plate 17 is located in the slide groove 16 and is slidably connected thereto, and the top of the slide plate 17 is fixedly connected to the arc brush 19, the rotating shaft 15 The reciprocating screw 8 is driven to rotate by the belt 22, and the reciprocating screw 8 drives the slide plate 17 to drive the arc-shaped brush 19 to move back and forth along the slide groove 16 in contact with the outer wall of the conveying box 6, and then the blockage in the through hole 18 is cleaned to prevent dust and other impurities from clogging the through hole 18 and affecting the cleaning work of the plastic raw materials. A dust suction fan 11 is fixedly installed at the bottom end of the collecting box 3, and a support plate 9 is fixedly connected to the inner wall of the collecting box 3. A filter screen 10 is fixedly installed on the support plate 9 corresponding to the dust suction fan 11. The dust suction fan 11 is connected so that dust and other impurities in the particles fall into the collecting box 3 through the through hole 18 and are collected uniformly.

[0021] The working principle of the utility model is as follows: the material box 1 is used to store plastic particles and the like for the production of stretch film. It should be noted that the discharge pipe 7 is used to connect a centralized feeding fan (not shown in the figure), and the motor 5 is connected to drive the rotating shaft 15 and the spiral blade 13 to rotate. The granular raw materials in the material box 1 enter the circular groove 14 in the conveying box 6 through the feeding pipe 12, and are pushed toward the discharge pipe 7 by the spiral blade 13. At the same time, the dust suction fan 11 is connected, so that the dust and other impurities in the particles fall into the collecting box 3 through the through hole 18 for unified collection. At the same time, the rotating shaft 15 drives the reciprocating screw 8 to rotate through the belt 22, and the reciprocating screw 8 drives the slide plate 17 to drive the arc brush 19 to move back and forth along the slide groove 16 in contact with the outer wall of the conveying box 6, and then clean the blockage in the through hole 18 to prevent dust and other impurities from clogging the through hole 18 and affecting the cleaning of the plastic raw materials.

[0022] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0023] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0024] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A centralized feeding device for stretch film, comprising a material box (1), characterized in that: The bottom end of the material box (1) is fixedly connected to a conveying box (6), and a feed pipe (12) is connected between the material box (1) and the conveying box (6). A collecting box (3) is arranged outside the conveying box (6), and a motor (5) is fixedly installed on the outer wall of the collecting box (3). The output end of the motor (5) is fixedly connected to a rotating shaft (15), and the outer wall of the rotating shaft (15) is fixedly connected to a plurality of spiral blades (13), and the end of the rotating shaft (15) is rotatably connected to the conveying box (6), and the outer wall of the conveying box (6) is affixed with an arc-shaped brush (19). A plurality of through holes (18) are provided on the lower side of the outer wall of the conveying box (6) corresponding to the arc-shaped brush (19); a transmission mechanism (20) is provided on the outer wall of the rotating shaft (15); and the rotating shaft (15) synchronously drives a reciprocating screw (8) through the transmission mechanism (20); the reciprocating screw (8) penetrates a slide plate (17) and is threadedly connected thereto; and the end of the reciprocating screw (8) is rotatably connected to the collecting box (3); the slide plate (17) is slidably connected to the inner wall of the conveying box (6), and the top of the slide plate (17) is fixedly connected to the arc-shaped brush (19).

2. The centralized feeding device for stretch film according to claim 1, characterized in that: The top of the material box (1) is provided with a feeding door (2), the top of the collection box (3) is fixedly connected to the bottom of the material box (1), and the outer wall of the collection box (3) is provided with a movable door (4).

3. The centralized feeding device for stretch film according to claim 1 is characterized in that: A dust collecting fan (11) is fixedly mounted on the bottom end of the collecting box (3), a support plate (9) is fixedly connected to the inner wall of the collecting box (3), and a filter screen (10) is fixedly mounted on the support plate (9) corresponding to the dust collecting fan (11).

4. The centralized feeding device for stretch film according to claim 1, characterized in that: The inner wall of the collection box (3) is provided with a slide groove (16) corresponding to the slide plate (17), and the end of the slide plate (17) is located in the slide groove (16) and is slidably connected thereto.

5. The centralized feeding device for stretch film according to claim 1, characterized in that: The inner wall of the conveying box (6) is provided with a circular groove (14) corresponding to the spiral blade (13), and the end of the conveying box (6) is connected to a discharge pipe (7).

6. The centralized feeding device for stretch film according to claim 1, characterized in that: The transmission mechanism (20) comprises a transmission wheel (21) fixedly connected to the rotating shaft (15) and the outer wall of the reciprocating screw rod (8), and a belt (22) is sleeved between the transmission wheels (21).

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