CN221343104U

CN221343104U - Cantilever unreeling device

Info

Publication number: CN221343104U
Application number: CN202323471456.XU
Authority: CN
Inventors: 许琴
Original assignee: Wuhan Swift Horse Power Supply And Mechanical Co ltd
Current assignee: Wuhan Swift Horse Power Supply And Mechanical Co ltd
Filing date: 2023-12-20
Publication date: 2024-07-16
Anticipated expiration: 2033-12-20

Abstract

The utility model provides a cantilever unreeling device which at least comprises a base, a supporting seat and an unreeling shaft, wherein the supporting seat is fixed on the base, one end of the unreeling shaft is arranged on the supporting seat, a rotatable supporting arm is arranged on the base, when feeding and discharging materials, the supporting arm rotates to enable one end of the unreeling shaft far away from the supporting seat to be suspended, and when unreeling, the supporting arm rotates and is supported at one end of the unreeling shaft far away from the supporting seat. The feeding and discharging device is convenient to feed, maintain and maintain, good in stability during unreeling, high in transmission efficiency of the unreeling device and long in service life.

Description

Cantilever unreeling device

Technical Field

The utility model relates to the technical field of unreeling devices, in particular to a cantilever unreeling device.

Background

In all need use unreeling device in cutting machine and many other occasions, in order to ensure unreeling device's stability, need support unreeling device's both ends all usually, but the mode that both ends supported is unfavorable for going up the unloading, and unreeling device arranges in the production line of cutting machine moreover, if unreeling device is close to the department of supporting of interior wallboard one end and breaks down, also inconvenient maintenance or maintenance.

The patent CN218024385U discloses a single cantilever unreeling mechanism, which supports an inflatable shaft on one side through a supporting seat, and the other side of the inflatable shaft is suspended, so that the single cantilever unreeling mechanism is convenient to feed and discharge, but the material roll weight is heavier, and the pressure on one side of the inflatable shaft is overlarge in the long-term use process, and the transmission efficiency is low.

Disclosure of utility model

In order to solve the defects in the prior art, the utility model provides the cantilever unreeling device, one end of the unreeling shaft is supported by the supporting seat, and the other end of the unreeling shaft is supported by the rotatable supporting arm, so that the other end of the unreeling shaft is suspended when the unreeling device feeds and discharges materials, and the other end of the unreeling shaft is supported by the supporting arm when unreeling, thereby being convenient for feeding and discharging, maintaining and maintaining, and being good in stability when unreeling, high in transmission efficiency and long in service life.

The technical scheme adopted for achieving the purposes of the utility model is as follows:

The utility model provides a cantilever unreeling device, includes base, supporting seat and unreel axle at least, the supporting seat is fixed in on the base, and unreel the one end of spool and install on the supporting seat, install rotatable support arm on the base, when going up the unloading, the support arm is rotatory to make the one end of unreeling the spool keep away from the supporting seat unsettled, when unreeling, the support arm is rotatory and support and keep away from the one end of supporting seat at the unreeling the spool.

One end of the unreeling shaft far away from the supporting seat is sleeved with a first bearing and an elastic retainer ring for the shaft, and the supporting arm rotates and is supported on the first bearing.

One end of the supporting arm is hinged on the base through the hinging seat, a telescopic cylinder is connected between the base and the supporting arm and stretches out and draws back, and the supporting arm is driven to rotate on a vertical surface around the hinging seat, so that the supporting arm is separated from or supported on the unreeling shaft.

The support arm is kept away from the support groove that articulated seat one end is whole to be C style of calligraphy structure, and the opening in support groove is towards unreeling shaft.

The supporting groove comprises a circular arc-shaped supporting part and clamping parts connected to two ends of the supporting part, the diameter of the supporting part is matched with the outer diameter of the supporting part of the supporting groove on the unreeling shaft, and the distance between the two clamping parts is larger than the outer diameter of the supporting part of the supporting groove on the unreeling shaft;

the end part of the support arm, which is far away from the hinging seat, is provided with a blocking cylinder, a piston rod of the blocking cylinder extends into the supporting groove from a mounting hole arranged on the clamping part, the end part of the piston rod is connected with a limiting block, and when the support arm is supported on the unreeling shaft, the blocking cylinder stretches, so that the limiting block blocks the unreeling shaft.

The stopper is the convex in the one side of keeping away from the blocking cylinder, and the convex structure of stopper cooperatees with the convex structure of supporting part, makes the unreel axle card when in the supporting slot, and the supporting part on the unreel axle is laminated with stopper and supporting part mutually.

The end part of the unreeling shaft is arranged on the supporting seat through a second bearing and a bearing seat.

The end part of the unreeling shaft is coaxially connected with a first synchronous pulley, a second synchronous pulley is mounted on the supporting seat, the first synchronous pulley and the second synchronous pulley are located on the same plane, a synchronous belt is connected between the first synchronous pulley and the second synchronous pulley, a magnetic powder brake is coaxially connected to the synchronous pulley, and the magnetic powder brake controls unreeling.

The unreeling shaft is an inflatable shaft.

The bottom of base is provided with slider and linear guide, and wherein linear guide arranges in the below of base along the axial of unreeling axle, slider and base fixed connection, and the slider is installed on linear guide, is connected with the servo motor that rectifies on between slider and the linear guide, and the servo motor that rectifies drives the slider and moves about along linear guide.

Compared with the prior art, the technical scheme provided by the utility model has the following advantages:

1. According to the utility model, one end of the unreeling shaft is supported by the supporting seat, and the other end of the unreeling shaft is supported by the rotatable supporting arm, so that the other end of the unreeling shaft is suspended when the unreeling device feeds and discharges materials, and the other end of the unreeling shaft is supported by the supporting arm when unreeling, so that feeding and discharging, maintenance and maintenance are convenient, stability is good when unreeling, transmission efficiency of the unreeling device is high, and service life is long.

2. According to the utility model, the supporting arm is supported on the first bearing arranged on the unreeling shaft, so that the transmission efficiency is improved.

3. According to the utility model, the supporting arm can rotate through the extension and retraction of the extension cylinder, and the supporting arm is stable and reliable to support the unreeling shaft; and the support arm supports the unreeling shaft from one side through the support groove that is C style of calligraphy structure, installs the stopper in the support groove moreover, further ensures the stability that the support arm supported.

4. The bottom of the base is provided with the sliding block, the linear guide rail and the deviation rectifying servo motor, so that the transverse position of the unreeling device can be automatically adjusted.

Drawings

FIG. 1 is a schematic diagram of a cantilever unwind apparatus according to the present utility model;

FIG. 2 is a schematic diagram of a cantilever unwind apparatus according to the present utility model;

FIG. 3 is a schematic view of the structure of the cantilever unwinder of the present utility model with the support arm supported on the unwind shaft;

In the figure: the device comprises a 1-base, a 2-supporting seat, a 3-inflatable shaft, a 4-supporting arm, a 401-supporting groove, a 4011-supporting part, a 4012-clamping part, a 5-bearing II, a 6-bearing seat, a 7-synchronous pulley I, an 8-synchronous pulley II, a 9-synchronous belt, a 10-magnetic powder brake, a 11-mounting seat, a 12-rotating shaft, a 13-bearing I, a 14-shaft circlip, a 15-hinging seat, a 16-telescopic cylinder, a 17-blocking cylinder, a 18-limiting block, a 19-sliding block, a 20-linear guide rail and a 21-deviation rectifying servo motor.

Detailed Description

The utility model will now be described in more detail with reference to the drawings and examples.

The cantilever unreeling device provided in this embodiment has a structure as shown in fig. 1 and 2, and at least includes a base 1, a supporting seat 2 and an unreeling shaft, in this embodiment, the unreeling shaft is an inflatable shaft 3.

The supporting seat is fixed on the base, and one end of the unreeling shaft is arranged on the supporting seat. Specifically, the end of the unreeling shaft is mounted on the supporting seat through a second bearing 5 and a bearing seat 6. In this embodiment, the end of the unreeling shaft is coaxially connected with a first synchronous pulley 7, a second synchronous pulley 8 is mounted on the supporting seat, the first synchronous pulley and the second synchronous pulley are on the same plane and are connected with a synchronous belt 9 therebetween, the synchronous pulley is coaxially connected with a magnetic powder brake 10, the magnetic powder brake controls the second synchronous pulley to rotate, the second synchronous pulley drives the first synchronous pulley, and the first synchronous pulley drives the unreeling shaft to unreel. In this embodiment, the supporting seat is fixed with a mounting seat 11 covered on the second synchronous pulley, and the magnetic powder brake is fixed on the mounting seat and connected with the second synchronous pulley.

Specifically, the unreeling shaft and the timing pulley are coaxially connected by a rotary shaft 12 mounted in the supporting base.

In the embodiment, the rotatable supporting arm 4 is arranged on the base, and when loading and unloading are carried out, the supporting arm rotates to enable one end of the unreeling shaft far away from the supporting seat to be suspended, and at the moment, the supporting arm does not support the unreeling shaft, so that loading and unloading are facilitated. When unreeling, the support arm rotates and supports the end of unreeling shaft away from the support seat, so that the two ends of the unreeling shaft are supported through the support seat and the support arm, and stability of the cantilever unreeling device when unreeling is ensured as shown in fig. 3.

Specifically, one end of the unreeling shaft far away from the supporting seat is sleeved with a first bearing 13 and a circlip 14 for the shaft, and the supporting arm rotates and is supported on the first bearing.

In this embodiment, one end of the support arm is hinged to the base through a hinge seat 15, that is, the hinge seat is fixedly connected with the base, and the support arm is hinged to the hinge seat. The telescopic cylinder 16 is connected between the base and the supporting arm, specifically, the rear end of the cylinder body of the telescopic cylinder is hinged on the base, the telescopic rod of the telescopic cylinder is hinged with the supporting arm, the arrangement direction of the telescopic cylinder and the supporting arm are positioned on a vertical plane, the telescopic cylinder stretches out and draws back, and the supporting arm is driven to rotate on the vertical plane around the hinging seat, so that the supporting arm is separated from or supported on the unreeling shaft.

In this embodiment, the end of the support arm far away from the hinge seat is a support groove 401 with a C-shaped structure, and the opening of the support groove faces the unreeling shaft, so that the unreeling shaft is supported from one side of the unreeling shaft. Specifically, the supporting groove includes a supporting portion 4011 having a circular arc shape and clamping portions 4012 connected to both ends of the supporting portion, a diameter of the supporting portion is matched with an outer diameter of a supporting portion of the supporting groove on the unreeling shaft, and a distance between the two clamping portions is larger than the outer diameter of the supporting portion of the supporting groove on the unreeling shaft. The end that the articulated seat was kept away from to the support arm is installed and is blocked cylinder 17, blocks the piston rod of cylinder and stretches into the supporting groove from the mounting hole department that the clamping part set up, and the end connection of piston rod has stopper 18, and when the support arm supported on the unreeling axle, it stretches to block the cylinder to block the stopper, see fig. 3, when avoiding the support arm to support the unreeling axle, the unreeling axle is jumped or is broken away from the supporting groove in the supporting groove, is unfavorable for unreeling. When changing or packing, the blocking cylinder is shortened, and the limitation on the unreeling shaft is released.

Further, one surface of the limiting block, which is far away from the blocking cylinder, is arc-shaped, and the arc-shaped structure of the limiting block is matched with the arc-shaped structure of the supporting part, so that when the unreeling shaft is clamped in the supporting groove, the supporting part on the unreeling shaft is attached to the limiting block and the supporting part.

The bottom of base is provided with slider 19 and linear guide 20 in this embodiment, and wherein linear guide arranges in the below of base along the axial of unreeling axle, slider and base fixed connection, and the slider is installed on linear guide, is connected with the servo motor 21 that rectifies on between slider and the linear guide, and the servo motor that rectifies drives the slider and control along linear guide. Specifically, the sliding blocks and the linear guide rail are provided with four groups, the sliding blocks and the linear guide rail are respectively positioned at four corners of the base, and only one group of sliding blocks and the linear guide rail is connected with a deviation rectifying servo motor. The deviation rectifying servo motor can refer to DW-WS series deviation rectifying servo motors of Chongqing east dengue technology Co.

Claims

1. The utility model provides a cantilever unreeling device, includes base, supporting seat and unreeling axle at least, its characterized in that: the support base is fixed on the base, one end of the unreeling shaft is installed on the support base, a rotatable support arm is installed on the base, when feeding and discharging are carried out, one end of the unreeling shaft, which is far away from the support base, is suspended by the support arm in a rotating mode, and when unreeling is carried out, one end, which is far away from the support base, of the unreeling shaft is rotated and supported by the support arm.

2. The cantilever unwinder device of claim 1, characterized in that: one end of the unreeling shaft far away from the supporting seat is sleeved with a first bearing and an elastic retainer ring for the shaft, and the supporting arm rotates and is supported on the first bearing.

3. The cantilever unwinder device of claim 1, characterized in that: one end of the supporting arm is hinged on the base through the hinging seat, a telescopic cylinder is connected between the base and the supporting arm and stretches out and draws back, and the supporting arm is driven to rotate on a vertical surface around the hinging seat, so that the supporting arm is separated from or supported on the unreeling shaft.

4. A cantilever unwinder as claimed in claim 3, wherein: the support arm is kept away from the support groove that articulated seat one end is whole to be C style of calligraphy structure, and the opening in support groove is towards unreeling shaft.

5. The cantilever unwinder device of claim 4, characterized in that: the supporting groove comprises a circular arc-shaped supporting part and clamping parts connected to two ends of the supporting part, the diameter of the supporting part is matched with the outer diameter of the supporting part of the supporting groove on the unreeling shaft, and the distance between the two clamping parts is larger than the outer diameter of the supporting part of the supporting groove on the unreeling shaft;

6. The cantilever unwinder device of claim 5, characterized in that: the stopper is the convex in the one side of keeping away from the blocking cylinder, and the convex structure of stopper cooperatees with the convex structure of supporting part, makes the unreel axle card when in the supporting slot, and the supporting part on the unreel axle is laminated with stopper and supporting part mutually.

7. The cantilever unwinder device of claim 1, characterized in that: the end part of the unreeling shaft is arranged on the supporting seat through a second bearing and a bearing seat.

8. The cantilever unwinder device of claim 7, characterized in that: the end part of the unreeling shaft is coaxially connected with a first synchronous pulley, a second synchronous pulley is mounted on the supporting seat, the first synchronous pulley and the second synchronous pulley are located on the same plane, a synchronous belt is connected between the first synchronous pulley and the second synchronous pulley, a magnetic powder brake is coaxially connected to the synchronous pulley, and the magnetic powder brake controls unreeling.

9. The cantilever unwinder device of claim 1, characterized in that: the unreeling shaft is an inflatable shaft.

10. The cantilever unwinder device of claim 1, characterized in that: the bottom of base is provided with slider and linear guide, and wherein linear guide arranges in the below of base along the axial of unreeling axle, slider and base fixed connection, and the slider is installed on linear guide, is connected with the servo motor that rectifies on between slider and the linear guide, and the servo motor that rectifies drives the slider and moves about along linear guide.