CN210418530U

CN210418530U - Traction power device of rotary machine

Info

Publication number: CN210418530U
Application number: CN201920433563.8U
Authority: CN
Inventors: 丁银球; 谢晓
Original assignee: Guangdong Qianrun Machinery Sci & Tech Co ltd
Current assignee: Guangdong Qianrun Machinery Sci & Tech Co ltd
Priority date: 2019-04-02
Filing date: 2019-04-02
Publication date: 2020-04-28
Anticipated expiration: 2029-04-02

Abstract

The utility model discloses a rotary machine pulls power device, the one end of pivot is connected with the motor. The holding tank has been seted up to the outer end of reel, and the holding tank is connected with the elasticity extrusion pivot with threaded mode and drives reel pivoted elasticity hold-down mechanism, the both ends of pivot are connected with the spacing part that restriction reel is followed endwise slip. Here the frictional force of non-slip rubber layer and pivot is related to the extrusion power of spring, and the spring has toughness, when the banded spare of winding on the reel blocks like this, reel stall, the pivot takes place to skid, thereby guarantee that the banded spare can not be pulled apart, the motor can not burn out yet, the rotation bolt, the spring will change to the extrusion power of stripper plate, thereby change the frictional force to the pivot, the sensitivity that changes and skids, pressure is less, block slightly and will skid, pressure is big more, then it is opposite, thereby realize adjustable, fine protection banded spare is not pulled apart, the protection motor is not burnt out, and is more flexible and practical.

Description

Traction power device of rotary machine

Technical Field

The utility model relates to a rotary machine pulls the dead protection field of power device anti-sticking specifically is a rotary machine pulls power device.

Background

The multi-station rotary die cutting machine is called a rotary machine for short, commonly called a circular knife machine, a hobbing cutter machine or a circular knife die cutting machine. The die-cutting machine is used for continuously rotating and die-cutting in a hobbing cutter mode, is one of devices with the highest production efficiency in a die-cutting machine, and die-cut products are widely applied to the fields of mobile phones, computers, liquid crystal displays, digital cameras, LCD backlight sources and the like. To some banding, need drag, then tailor on banded original paper, this just needs to use draw gear, and a lot of draw gear are the axle or the reel of the electronic coiling banded of motor directly, in case the middle banded blocks, and the motor continues to drag, just causes the banded fracture easily, perhaps the motor burns out, for example bulletin number is CN207810828U the utility model discloses a draw gear for label wheel machine, including the device body, the device body includes the box, connect room and case lid, and the connection room is located between box and the case lid, and the bottom of box is equipped with a plurality of supporting leg, and the bottom of supporting leg is equipped with anti-skidding seat, is equipped with motor room one and motor room two in the box, and motor room one is located one side of motor room two. Has the advantages that: the first rotating shaft is fixed through the fixed seat and the rotating sleeve and is matched with the first rotating motor to drive the first rotating shaft so as to drive the label to rotate; controlling the operation of the second rotating electric machine by the detection of the gravity sensor; make the telescopic link drive the motion of pull rod, and then make first connecting plate move on the slide bar to make the label fixed between first connecting plate and second connecting plate, make when changing the label, reduce the work degree of difficulty, accelerated the job schedule, improved work efficiency greatly, simultaneously, reduced the operation error, improved the degree of safety ", for this reason, need a rotation machine draw gear that can oneself protect when the coiling in-process blocks.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotary machine pulls power device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a traction power device of a rotary machine comprises a rotating shaft and a winding drum sleeved on the rotating shaft, wherein one end of the rotating shaft is connected with a motor;

the holding tank has been seted up to the outer end of reel, and the holding tank is connected with the elasticity extrusion pivot with threaded mode and drives reel pivoted elasticity hold-down mechanism, the both ends of pivot are connected with the spacing part that restriction reel is followed endwise slip.

Preferably, the elastic pressing mechanism comprises a bolt which is in threaded connection with the oriented rotating shaft in the accommodating groove, a threaded hole corresponding to the bolt is formed in the winding drum, a guide groove which is connected with the threaded hole and is in a circular arc shape and takes the rotating shaft as the center is formed in the inner wall of the winding drum, two end faces of the guide groove in the circumferential direction of the rotating shaft are parallel to the axis of the bolt, and a friction mechanism which can elastically support the rotating shaft after being extruded by the bolt is installed in the guide groove.

Preferably, the friction mechanism is a circular arc-shaped extrusion plate which is arranged in the guide groove and takes the axis of the rotating shaft as the center, an anti-slip rubber layer is bonded at one end of the extrusion plate close to the rotating shaft, and the inner end of the bolt props against the extrusion plate.

Preferably, a spring installed in the threaded hole is arranged between the pressing plate and the bolt.

Preferably, the limiting part is a baffle ring which is in threaded connection with the rotating shaft, and a threaded separation groove is formed in the wall of the inner cavity at one end, close to the winding drum, of the baffle ring.

Compared with the prior art, the beneficial effects of the utility model are that: when the device works, the motor rotates to drive the rotating shaft to rotate, the rotating shaft is connected with the winding drum sleeved outside through the bolt, the spring, the extruding plate is connected with the anti-skid rubber layer, under the action of the spring, the spring compresses the extruding plate to enable the anti-skid rubber layer on the extruding plate to abut against the rotating shaft to generate friction force, so that the rotating shaft drives the winding drum to rotate, the friction force of the anti-skid rubber layer and the rotating shaft is related to the extrusion force of the spring, and the spring has toughness, so that when the belt-shaped part wound on the winding drum is clamped, the winding drum stops rotating, the rotating shaft slips to ensure that the belt-shaped part cannot be pulled apart, the motor cannot be burnt out, the bolt is rotated, the extrusion force of the spring to the extruding plate can be changed, so that the friction force to the rotating shaft is changed, the slip sensitivity is changed, the smaller the pressure is, the belt-shaped piece is well protected from being pulled apart, the motor is protected from being burnt out, and the belt-shaped piece is more flexible and practical.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is an enlarged view of the structure A of FIG. 1;

fig. 4 is an enlarged schematic view of the connection between the winding drum and the bolt according to the present invention.

In the figure: 1 rotating shaft, 11 winding drums, 12 motors, 2 accommodating grooves, 21 bolts, 22 guide grooves, 23 extrusion plates, 24 anti-slip rubber layers, 25 springs and 26 retaining rings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution of a traction power device of a rotary machine: the utility model provides a rotary machine traction power device, includes pivot 1 and cup joints reel 11 in pivot 1, and the one end of pivot 1 is connected with motor 12, and pivot 1 rotates with the rotary machine to be connected the installation, and the motor is fixed on the rotary machine.

The outer end of the winding drum 11 is provided with an accommodating groove 2, preferably two symmetrical parts, which ensures that the installed force application mechanism applies pressure symmetrically, the accommodating groove 2 is connected with an elastic pressing mechanism which elastically presses the rotating shaft 1 in a threaded manner to drive the winding drum 11 to rotate, the elastic pressing mechanism comprises a bolt 21 which is connected in the accommodating groove 2 in a threaded manner and points to the rotating shaft 1, the winding drum 11 is provided with a threaded hole corresponding to the bolt 21, the inner wall of the winding drum 11 is provided with a circular arc-shaped guide groove 22 which is connected with the threaded hole and takes the rotating shaft 1 as a center, two end surfaces of the guide groove 22 along the circumferential direction of the rotating shaft 1 are parallel to the axis of the bolt 21, the guide groove 22 is internally provided with a friction mechanism which can elastically press against the rotating shaft 1 after being pressed by the bolt 21, the friction mechanism presses against the friction mechanism under the action of the bolt 21, the friction mechanism is a circular arc-shaped extrusion plate 23 which is arranged in the guide groove 22 and takes the axis of the rotating shaft 1 as the center, and an anti-slip rubber layer 24 is adhered to one end of the extrusion plate 23 close to the rotating shaft 1, and the inner end of the bolt 21 is pressed against the extrusion plate 23, wherein the anti-slip rubber layer 24 has toughness, when a winding piece on the winding drum 11 is clamped, friction and slippage are generated between the anti-skidding rubber layer 24 and the rotating shaft 1 to protect the motor 12, a spring 25 arranged in a threaded hole is arranged between the extrusion plate 23 and the bolt 21, the toughness is better, the force adjustment is more flexible, two ends of the rotating shaft 1 are connected with limiting parts for limiting the winding drum 11 to slide along the axial direction, the limiting parts are stop rings 26 in threaded connection with the rotating shaft 1, and the wall of the inner cavity at one end of the baffle ring 26 close to the winding drum 11 is provided with a thread separation groove, the thread separation groove is used for preventing the thread on the rotating shaft 1 from rubbing the winding drum 11, and meanwhile, the baffle ring 26 is ensured to be attached to the winding drum 11.

When the device works, the motor 12 rotates to drive the rotating shaft 1 to rotate, the rotating shaft 1 is connected with the winding drum 11 sleeved outside through the bolt 21, the spring 25, the extrusion plate 23 and the anti-skid rubber layer 24, under the action of the spring 25, the spring 25 compresses the extrusion plate 23 to enable the anti-skid rubber layer 24 on the extrusion plate 23 to abut against the rotating shaft 1 to generate friction force, so that the rotating shaft 1 drives the winding drum 11 to rotate, the friction force between the anti-skid rubber layer 24 and the rotating shaft 11 is related to the extrusion force of the spring 25, and the spring 25 has toughness, so that when a belt-shaped piece wound on the winding drum 11 is clamped, the winding drum 11 stops rotating, the rotating shaft 1 slips, the belt-shaped piece is prevented from being pulled apart, the motor 12 cannot be burnt out, the extrusion force of the spring 25 to the extrusion plate 23 can be changed, the friction force to the rotating shaft 1 is changed, and the slip sensitivity is, the smaller the pressure is, the slippage can be caused when the belt-shaped part is slightly clamped, and the larger the pressure is, the opposite is realized, so that the adjustability is realized, the belt-shaped part is well protected from being pulled apart, the motor 12 is protected from being burnt out, and the belt-shaped part is more flexible and practical.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A traction power device of a rotary machine comprises a rotating shaft (1) and a winding drum (11) sleeved on the rotating shaft (1), wherein one end of the rotating shaft (1) is connected with a motor (12);

the method is characterized in that: holding tank (2) have been seted up to the outer end of reel (11), and holding tank (2) are connected with elasticity extrusion pivot (1) and drive reel (11) pivoted elasticity hold-down mechanism with threaded mode, the both ends of pivot (1) are connected with restriction reel (11) along endwise slip's stop part.

2. A rotary machine traction power unit as claimed in claim 1, wherein: elasticity hold-down mechanism includes bolt (21) of directional pivot (1) of threaded connection in holding tank (2), and offers the screw hole that corresponds with bolt (21) on reel (11), offer on the inner wall of reel (11) with the screw hole be connected and use pivot (1) as convex guide way (22) at the center, and guide way (22) are parallel with the axis of bolt (21) along two terminal surfaces of pivot (1) circumference direction, install in guide way (22) and receive the friction mechanism that can elasticity support tight pivot (1) after the extrusion of bolt (21).

3. A rotary machine traction power unit as claimed in claim 2, wherein: the friction mechanism is a circular arc-shaped extrusion plate (23) which is arranged in the guide groove (22) and takes the axis of the rotating shaft (1) as the center, an anti-skid rubber layer (24) is bonded at one end of the extrusion plate (23) close to the rotating shaft (1), and the inner end of the bolt (21) is propped against the extrusion plate (23).

4. A rotary machine traction power unit as claimed in claim 3, wherein: and a spring (25) arranged in the threaded hole is arranged between the extrusion plate (23) and the bolt (21).

5. A power unit for traction of a rotary machine according to any one of claims 1 to 4, wherein: the limiting component is a baffle ring (26) which is in threaded connection with the rotating shaft (1), and a threaded separation groove is formed in the wall of the inner cavity at one end, close to the winding drum (11), of the baffle ring (26).