CN218893304U

CN218893304U - Automatic winding device for strip-shaped materials

Info

Publication number: CN218893304U
Application number: CN202223249975.7U
Authority: CN
Inventors: 叶敏生; 叶健新; 郭正苗; 邝浩东
Original assignee: Foshan City Nanhai District Jingdong Machinery Co ltd
Current assignee: Foshan City Nanhai District Jingdong Machinery Co ltd
Priority date: 2022-12-01
Filing date: 2022-12-01
Publication date: 2023-04-21
Anticipated expiration: 2032-12-01

Abstract

An automatic winding device for strip materials comprises a base, a turntable assembly, a material guide assembly and a swinging rod; the guide assembly is arranged on the base and comprises a mounting plate and a plurality of guide wheels, and gaps for strip materials to pass through are formed between the adjacent guide wheels; the turntable assembly is positioned at one end of the material guide assembly and comprises a motor and a central shaft driven by the motor, and the extending direction of the central shaft is consistent with the length direction of the base; the swinging rod is positioned at the other end of the material guiding component, one end of the swinging rod is pivoted on the mounting plate, and the other end of the swinging rod forms a pressing end which is pressed on the strip-shaped material; the automatic winding device for the strip-shaped materials further comprises two contact switches which are respectively arranged above and below the swinging rod, and the two contact switches are connected with the motor. The utility model ensures that the speed of the central shaft for winding the plastic rubber strips is adapted to the output speed of the plastic rubber strips in the storage device or the extruder, avoids the risk that the plastic rubber strips are too tensioned and broken, and ensures that the plastic rubber strips can be orderly wound on the central shaft.

Description

Automatic winding device for strip-shaped materials

Technical Field

The utility model relates to the technical field of strip material processing, in particular to an automatic winding device for strip materials.

Background

To facilitate packaging of the strip material, it is often necessary to wind it in a roll to reduce the volume after packaging. For example, after the plastic strip is formed, the plastic strip needs to be wound into a roll shape by a winding device, and when the plastic strip is wound, the plastic strip is directly connected to the winding device after coming out from a storage device or an extruder, and a turntable on the winding device rotates to wind the plastic strip.

The carousel of current automatic winding device is generally through the motor drive, and the motor is at uniform velocity rotated, when the plastics adhesive tape is convoluteed on the center pin of carousel, the coiling diameter of plastics adhesive tape at first is less relatively, when plastics adhesive tape is continuous to the center pin peripheral, the coiling diameter of plastics adhesive tape can increase gradually, because the motor is at uniform velocity rotated, lead to the velocity of movement increase of plastics adhesive tape, in this way, will transition tensioning to plastics adhesive tape, even appear the risk that plastics adhesive tape was broken, simultaneously, the ejection of compact speed of storage device or extruder is unstable, when ejection of compact speed and motor rotational speed can not be better the match, also can influence the normal coiling of plastics adhesive tape, even appear the risk that plastics adhesive tape was broken.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide an automatic winding device for strip materials, which can prevent the strip materials from being excessively loosened or excessively tensioned when the strip materials are wound.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the automatic winding device for the strip-shaped materials is characterized by comprising a base, a turntable assembly, a material guide assembly and a swinging rod, wherein the turntable assembly, the material guide assembly and the swinging rod are arranged on the base;

the guide assembly is arranged on the base and comprises a mounting plate and a plurality of guide wheels which are pivoted on the mounting plate and are sequentially arranged, and a gap for a strip-shaped material to pass through is formed between every two adjacent guide wheels;

the turntable assembly is positioned at one end of the material guide assembly and comprises a motor and a central shaft driven by the motor, and the extending direction of the central shaft is consistent with the length direction of the base;

the swinging rod is positioned at the other end of the material guiding component, one end of the swinging rod is pivoted on the mounting plate, and the other end of the swinging rod forms a pressing end which is pressed on the strip-shaped material;

the automatic winding device for the strip-shaped materials further comprises two contact switches which are respectively arranged above and below the swinging rod, and the two contact switches are connected with the motor.

The turntable assembly further comprises two baffles which are fixed on the central shaft and are staggered with each other along the length direction of the central shaft.

One of the baffles is fixed on the central shaft in a threaded connection manner.

The outer periphery of the central shaft is provided with a plurality of arc-shaped supporting plates which are arrayed around the circumference of the central shaft, and the supporting plates can move along the radial direction of the central shaft under the drive of a driving unit.

The base is also provided with a guide rail with the extending direction consistent with the length direction of the base, and the bottom of the mounting plate is fixedly connected with a sliding block arranged on the guide rail.

The guide rail is provided with a driving piece for driving the sliding block to move along the guide rail.

The mounting plate is pivoted with a swing arm, the free end of the swing arm is pivoted with a material pressing wheel, the material pressing wheel is positioned above one of the guide wheels, and a circle encoder is arranged on the material pressing wheel.

The automatic winding device for the strip-shaped materials further comprises a base, wherein the base is plate-shaped and is positioned above the base, a weighing unit is arranged on the base, and the base is arranged on the weighing unit.

The utility model has the beneficial effects that:

according to the utility model, the rotation speed of the motor is controlled by alternately controlling the swinging rod and the two contact switches, so that the speed of the central shaft for winding the plastic rubber strips is adapted to the output speed of the plastic rubber strips in the storage device or the extruder, the automatic winding of the plastic rubber strips is realized, the risk that the plastic rubber strips are too tensioned and broken is avoided, and the plastic rubber strips can be orderly wound on the central shaft.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a view of another aspect of the utility model.

Detailed Description

The utility model is further described below with reference to the drawings and detailed description:

as shown in fig. 1 and 2, the automatic winding device for strip materials of the present utility model, especially a device for winding plastic strips, specifically comprises a base 20, a turntable assembly 30, a material guiding assembly 40, and a swinging rod 50, wherein the turntable assembly 30, the material guiding assembly 40, and the swinging rod 50 are all installed on the base 20, the material guiding assembly 40 comprises a mounting plate 41, and a plurality of guide wheels 42, the plurality of guide wheels 42 are sequentially arranged, and a certain distance is formed between two adjacent guide wheels 42, a gap is formed between two adjacent guide wheels 42, when the material guiding assembly 40 is used for guiding plastic strips, the plastic strips sequentially pass through the plurality of gaps, the material guiding assembly 40 is used for guiding the plastic strips to the turntable assembly 30, and the plastic strips are wound on the turntable assembly 30; the turntable assembly 30 is located at one end of the guiding assembly 40, and includes a motor (not shown in the figure), a central shaft 31, where the extending direction of the central shaft 31 is set to be consistent with the length direction of the base 20, and the central shaft 31 is driven by the motor, the swinging rod 50 is located at the other end of the guiding assembly 40, one end of the swinging rod 50 is pivotally connected to the mounting plate 41, the other end is a free end, and a pressing end 51 pressed on the plastic strip is formed, and the pressing end 51 may be formed by bending an end of the swinging rod 50, so that the pressing end 51 can be transversely pressed on the plastic strip. In addition, the automatic winding device of the present utility model further includes two contact switches disposed above and below the swing lever 50, respectively, and connected to the motor, respectively, for controlling the rotation speed of the motor.

When the plastic adhesive tape winding device works, the plastic adhesive tape passes through the lower part of the pressing end 51 of the swinging rod 50 and penetrates through one end of the material guide assembly 40, after the plastic adhesive tape is guided by the guide wheels 42, the plastic adhesive tape passes through the other end of the material guide assembly 40, then the end part of the plastic adhesive tape is connected to the central shaft 31, the central shaft 31 is driven by the starting motor to rotate, and then the plastic adhesive tape can be automatically wound on the central shaft 31, if the plastic adhesive tape is excessively tensioned, the pressing end 51 of the swinging rod 50 is lifted upwards by the plastic adhesive tape, the swinging rod 50 contacts with the upper contact switch, the upper contact switch signal is triggered, the motor is controlled to reduce the rotating speed, the lower contact switch signal is triggered, the motor is controlled to increase the rotating speed, and the plastic adhesive tape winding speed is accelerated.

It should be noted that the present utility model is further configured with a main controller, through which signals of the two contact switches are received, and the motor is correspondingly controlled according to the received signals, so as to implement signal connection between the contact switches and the motor, and specific control methods are well known to those skilled in the art, and will not be described in detail herein.

In a preferred embodiment, the turntable assembly 30 of the present utility model further comprises a baffle 32 and a baffle 33, wherein the baffle 32 and the baffle 33 are both fixed on the central shaft 31 and are mutually staggered at a certain distance along the length direction of the central shaft 31, and the axial dimension of the plastic adhesive tape winding is limited by the baffle 32 and the baffle 33, so that the specification of the wound plastic adhesive tape winding is uniform. Of course, in order to adapt to different coil stock specifications, the baffle 33 may be fastened to the central shaft 31 in a threaded manner, so that when coil stock of different axial dimensions is required, the position of the baffle 33 on the central shaft 31 may be appropriately adjusted to change the interval between the baffle 32 and the baffle 33. In addition, the central shaft 31 may be configured to have a variable diameter, so that after winding, the roll material is removed from the central shaft 31, specifically, a plurality of arc-shaped support plates 34 are disposed at the outer periphery of the central shaft 31, the plurality of support plates 34 are arrayed around the circumference of the central shaft 31, and the support plates 34 can move along the radial direction of the central shaft 31 under the driving of a driving unit, when the plastic adhesive tape is wound, the support plates 34 are adjusted to a position far from the central shaft 31, so that the plastic adhesive tape is wound outside the support plates 34, and after winding is completed, the plastic adhesive tape roll material can be removed from the turntable assembly 30 after the support plates 34 are adjusted to a position close to the central shaft 31.

In another preferred embodiment, the base 20 is further provided with a guide rail 61 having an extension direction consistent with the length direction of the base 20, that is, the extension direction of the guide rail 61 is consistent with the length direction of the central shaft 31, the bottom of the mounting plate 41 is fixedly connected with a sliding block 62, the sliding block 62 is slidably mounted on the guide rail 61, and when the plastic strip is wound, the sliding block 62 can reciprocate along the guide rail 61, and the material guiding assembly 40 reciprocates along the length direction of the central shaft 31, so that the plastic strip is orderly wound along the length direction of the central shaft 31. The guide rail 61 is further provided with a driving unit for driving the slider 62 to reciprocate along the guide rail 61, and the driving unit may be a screw transmission mechanism driven by a driving motor.

In order to unify the size of the coiled material as much as possible, a swing arm 44 is installed on the mounting plate 41, one end of the swing arm 44 is pivoted on the mounting plate 41, the other end of the swing arm 44 is pivoted with a material pressing wheel 43, the material pressing wheel 43 is positioned above one of the guide wheels 42, the two material pressing wheels can clamp the plastic adhesive tape, a number of turns encoder is installed on the material pressing wheel 43, the number of turns encoder can calculate the number of turns of the material pressing wheel 43, the passing size of the plastic adhesive tape can be calculated through the number of turns, and then the size of the coiled plastic adhesive tape is accurately controlled. In addition, the specification of the coiled material can be controlled by weight, the automatic coiling device also comprises a base 10, the base 20 is plate-shaped and is positioned above the base 10, a weighing unit is arranged on the base 10, the base 20 is arranged on the weighing unit, the weight of the plastic adhesive tape on the turntable assembly 30 is detected in real time through the weighing unit, and after the weight reaches the requirement, the motor is controlled to stop rotating, so that the coiling of the plastic adhesive tape is completed.

It should be noted that the utility model is not only suitable for winding plastic rubber strips, but also suitable for winding other strip materials.

The foregoing is merely a preferred embodiment of the utility model, which has been described in further detail in connection with specific preferred embodiments thereof, and it is not intended that the utility model be limited to these embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The automatic winding device for the strip-shaped materials is characterized by comprising a base, a turntable assembly, a material guide assembly and a swinging rod, wherein the turntable assembly, the material guide assembly and the swinging rod are arranged on the base;

2. The automatic winding device for strip material as claimed in claim 1, wherein the turntable assembly further comprises two baffles, both of which are fixed to the central shaft and are offset from each other along the length of the central shaft.

3. The automatic winding device for strip material as claimed in claim 2, wherein one of the baffles is screwed onto the central shaft.

4. The automatic winding device for strip materials as claimed in claim 2, wherein a plurality of arc-shaped support plates are arranged at the outer periphery of the central shaft, the plurality of support plates are circumferentially arrayed around the central shaft, and the support plates can move along the radial direction of the central shaft under the drive of a driving unit.

5. The automatic winding device for strip materials as claimed in claim 1, wherein a guide rail having an extension direction consistent with a length direction of the base is further installed on the base, and a slider installed on the guide rail is fixedly connected to a bottom of the installation plate.

6. The automatic winding device for strip materials as claimed in claim 5, wherein the guide rail is provided with a driving member for driving the slider to move along the guide rail.

7. The automatic winding device of strip material as claimed in claim 1, wherein a swing arm is pivotally connected to the mounting plate, a pressing wheel is pivotally connected to a free end of the swing arm, the pressing wheel is located above one of the guide wheels, and a turn encoder is mounted on the pressing wheel.

8. The automatic winding device for strip materials as claimed in claim 1, further comprising a base, wherein the base is plate-shaped and is located above the base, a weighing unit is disposed on the base, and the base is mounted on the weighing unit.