CN220221477U

CN220221477U - Unreeling device mechanism

Info

Publication number: CN220221477U
Application number: CN202321112859.2U
Authority: CN
Inventors: 肖体武; 李国斌; 罗财荣
Original assignee: Guangzhou Kunlin Automation Technology Co ltd
Current assignee: Guangzhou Kunlin Automation Technology Co ltd
Priority date: 2023-05-09
Filing date: 2023-05-09
Publication date: 2023-12-22
Anticipated expiration: 2033-05-09

Abstract

The utility model discloses an unwinder mechanism, comprising: an unreeling mechanism on which a label roll is wound; the mounting plate is connected to one end of the unreeling mechanism in a penetrating way; one side of the mounting plate is provided with a swinging mechanism, the top of the swinging mechanism is connected with the end part of the unreeling mechanism in a rotating and penetrating way, the front side of the mounting plate is provided with an elastic stretching mechanism, one end of the elastic stretching mechanism is connected with the mounting plate, the other end of the elastic stretching mechanism is connected with the swinging mechanism, and the elastic stretching mechanism is used for elastically dragging the swinging mechanism. According to the utility model, by means of the arrangement mode of the matching of the swinging mechanism and the elastic stretching mechanism, when the label is in a tight state, the stretching spring is in a stretching deformation state, so that the tension of the label is conveniently compensated, then the swinging rod can rotate by taking the axis of the rotating shaft as the center of a circle, the label roll can be tensioned, and the unreeling tension can be automatically regulated, so that the later-stage label attaching precision is higher.

Description

Unreeling device mechanism

Technical Field

The utility model relates to the field of unreelers, in particular to a unreeler mechanism.

Background

The labeler is a device for sticking rolled self-adhesive paper labels (paper or metal foil) on a PCB, a product or a specified package, and is an integral part of modern packaging.

In prior art unreels to the label roll, use unreel the reel to unreel to the label roll generally, but the label unreel in the existing market is the ordinary disc type unreel, connects with the rotation between the center main shaft through unreeling the reel, has simply realized the unreeling of label, but when the disc drives the label and rotates, causes the not hard up of label easily, and the inconvenient tensioning to the label of current unreel can influence subsequent subsides mark precision.

Disclosure of Invention

The present utility model is directed to an unwinder mechanism that solves the above-mentioned problems with the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an unwinder mechanism comprising:

an unreeling mechanism on which a label roll is wound;

the mounting plate is connected to one end of the unreeling mechanism in a penetrating way;

one side of mounting panel is provided with swing mechanism, swing mechanism's top and unreel the tip rotation of mechanism and alternate and be connected, the front of mounting panel is provided with the elasticity stretching mechanism, the one end and the mounting panel of elasticity stretching mechanism are connected, the other end and the swing mechanism of elasticity stretching mechanism are connected, elasticity stretching mechanism is used for the elasticity traction to swing mechanism.

Preferably, the unreeling mechanism comprises a connecting shaft and a rotating roller, the rotating roller is sleeved outside the connecting shaft, bearings are sleeved at two ends of the connecting shaft, the connecting shaft is rotatably sleeved with the rotating roller through the bearings, and one end of the rotating roller is connected with an end cover in a clamping mode.

Preferably, the unreeling mechanism further comprises a connecting ring and a limiting backup plate, wherein the two ends of the rotating roller are fixedly sleeved with the connecting ring, the limiting backup plate is fixedly installed on the connecting ring, and the limiting backup plate is fixedly sleeved with the rotating roller through the connecting ring.

Preferably, the swing mechanism comprises a swing rod and a guide rotating roller, the guide rotating roller is rotationally connected to the bottom of the swing rod, a right angle is formed between the swing rod and the guide rotating roller, and the guide rotating roller is arranged at the bottom of the unreeling mechanism.

Preferably, the swing mechanism further comprises a rotating shaft, one end of the rotating shaft is fixedly connected with the swing rod, and the rotating shaft is connected with the mounting plate in a rotating and penetrating manner through a bearing.

Preferably, the elastic stretching mechanism comprises a stretching spring and positioning shafts, the two positioning shafts are respectively connected to two ends of the stretching spring, one positioning shaft is fixedly installed with the mounting plate, and the other positioning shaft is fixedly installed with the top of the swinging rod.

Preferably, the mounting plate is provided with an arc-shaped groove, and the positioning shaft is connected with the inner cavity of the arc-shaped groove in a sliding and penetrating manner.

The utility model has the technical effects and advantages that:

according to the utility model, by means of the arrangement mode of the matching of the swinging mechanism and the elastic stretching mechanism, when the label is in a tight state, the stretching spring is in a stretching deformation state, the positioning shaft is pulled to the end part of the inner cavity of the arc-shaped groove through the elastic stretching of the stretching spring, when the label is loose, the deformation amount of the stretching spring is reduced, so that the tension degree of the label is conveniently compensated, the positioning shaft slides in the inner cavity of the arc-shaped groove, then the swinging rod can rotate by taking the axis of the rotating shaft as the center of a circle, so that the swinging rod drives the guiding rotating roller to rotate, the guiding rotating roller rotates, the label coil can be tensioned, the unreeling tension can be automatically adjusted, and the later-stage label attaching precision is higher.

Drawings

Fig. 1 is a schematic diagram of the front structure of the present utility model.

Fig. 2 is a schematic side view of the present utility model.

Fig. 3 is a schematic side view of a label roll according to the present utility model.

Fig. 4 is a schematic view of the internal structure of the unreeling mechanism of the present utility model.

Fig. 5 is a schematic perspective view of the swing mechanism of the present utility model.

In the figure: 1. an unreeling mechanism; 11. a connecting shaft; 12. a rotating roller; 13. a connecting ring; 14. a limit backup plate; 2. a roll of labels; 3. a mounting plate; 31. an arc-shaped groove; 4. a swinging mechanism; 41. a swinging rod; 42. a guide roller; 43. a rotating shaft; 5. an elastic stretching mechanism; 51. a tension spring; 52. and positioning the shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The present utility model provides an unwinder mechanism as shown in fig. 1-5, comprising:

the label roll 2 is wound on the unreeling mechanism 1, the unreeling mechanism 1 comprises a connecting shaft 11 and a rotating roller 12, the rotating roller 12 is sleeved outside the connecting shaft 11, bearings are sleeved at two ends of the connecting shaft 11, the connecting shaft 11 is rotatably sleeved with the rotating roller 12 through the bearings, one end of the rotating roller 12 is connected with an end cover in a clamping mode, the unreeling mechanism 1 further comprises a connecting ring 13 and a limiting backup plate 14, the two connecting rings 13 are fixedly sleeved at two ends of the rotating roller 12, the limiting backup plate 14 is fixedly arranged on the connecting ring 13, the limiting backup plate 14 is fixedly sleeved with the rotating roller 12 through the connecting ring 13, fixed shaft rotation of the rotating roller 12 is facilitated through the connecting shaft 11, the rotating roller 12 can rotate by taking the axis of the connecting shaft 11 as a circle center, and therefore label unreeling is conveniently limited by the limiting backup plate 14;

a mounting plate 3 connected to one end of the unreeling mechanism 1 in a penetrating manner;

one side of the mounting plate 3 is provided with a swinging mechanism 4, the top of the swinging mechanism 4 is connected with the end part of the unreeling mechanism 1 in a rotating and penetrating way, the swinging mechanism 4 comprises a swinging rod 41 and a guide rotating roller 42, the guide rotating roller 42 is rotationally connected to the bottom of the swinging rod 41, the swinging rod 41 and the guide rotating roller 42 are arranged at right angles, the guide rotating roller 42 is arranged at the bottom of the unreeling mechanism 1, the swinging mechanism 4 further comprises a rotating shaft 43, one end of the rotating shaft 43 is fixedly connected with the swinging rod 41, the rotating shaft 43 is connected with the mounting plate 3 in a rotating and penetrating way through a bearing, the rotation of the swinging rod 41 is conveniently limited through the rotating shaft 43, so that the fixed shaft of the swinging rod 41 rotates more stably, the fixed shaft of the guide rotating roller 42 is conveniently supported through the swinging rod 41, the label roll 2 is conveniently guided in a state shown in fig. 3, and the label roll 2 is smoothly guided through the rolling of the guide rotating roller 42;

the front of mounting panel 3 is provided with elastic stretching mechanism 5, elastic stretching mechanism 5's one end is connected with mounting panel 3, elastic stretching mechanism 5's the other end is connected with swing mechanism 4, elastic stretching mechanism 5 is used for the elastic traction to swing mechanism 4, elastic stretching mechanism 5 includes extension spring 51 and locating shaft 52, two locating shafts 52 are connected in the both ends of extension spring 51 respectively, one of them locating shaft 52 and mounting panel 3 fixed mounting, wherein the top fixed mounting of another locating shaft 52 and swinging arms 41 has been seted up on the mounting panel 3, the arc wall 31 is convenient for the slip of the locating shaft 52 that is connected with swinging arms 41 with the slip space through the seting up of arc wall 31, the locating shaft 52 is connected with the inner chamber slip interlude of arc wall 31, when the circumstances that the label appears not hard up, the deformation volume of extension spring 51 reduces, make the locating shaft 52 slide in the inner chamber of arc wall 31, then alright make swinging arms 41 rotate with the axis of pivot 43 as the centre of a circle, thereby make swinging arms 41 drive direction roller 42 rotate, thereby make direction roller 42 rotate, can take up label roll 2, the tensioning, the tensile spring 51, the elasticity of being convenient for the connection with the swinging arms is convenient for compensating for the tension, thereby the label deformation.

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.

Claims

1. An unwinder mechanism comprising:

an unreeling mechanism (1) on which a label roll (2) is wound;

the mounting plate (3) is connected to one end of the unreeling mechanism (1) in a penetrating way;

the method is characterized in that: one side of the mounting plate (3) is provided with a swinging mechanism (4), the top of the swinging mechanism (4) is connected with the end part of the unreeling mechanism (1) in a rotating and penetrating way, the front surface of the mounting plate (3) is provided with an elastic stretching mechanism (5), one end of the elastic stretching mechanism (5) is connected with the mounting plate (3), the other end of the elastic stretching mechanism (5) is connected with the swinging mechanism (4), and the elastic stretching mechanism (5) is used for elastically dragging the swinging mechanism (4);

the unreeling mechanism (1) comprises a connecting shaft (11) and a rotating roller (12), wherein the rotating roller (12) is sleeved outside the connecting shaft (11), bearings are sleeved at two ends of the connecting shaft (11), the connecting shaft (11) is rotatably sleeved with the rotating roller (12) through the bearings, and one end of the rotating roller (12) is connected with an end cover in a clamping mode;

the unreeling mechanism (1) further comprises a connecting ring (13) and a limiting backup plate (14), wherein the two connecting rings (13) are fixedly sleeved at two ends of the rotating roller (12), the limiting backup plate (14) is fixedly installed on the connecting ring (13), and the limiting backup plate (14) is fixedly sleeved with the rotating roller (12) through the connecting ring (13);

the swing mechanism (4) comprises a swing rod (41) and a guide rotating roller (42), the guide rotating roller (42) is rotatably connected to the bottom of the swing rod (41), the swing rod (41) and the guide rotating roller (42) are arranged at right angles, and the guide rotating roller (42) is arranged at the bottom of the unreeling mechanism (1);

the swinging mechanism (4) further comprises a rotating shaft (43), one end of the rotating shaft (43) is fixedly connected with the swinging rod (41), and the rotating shaft (43) is connected with the mounting plate (3) in a rotating and penetrating way through a bearing;

the elastic stretching mechanism (5) comprises a stretching spring (51) and positioning shafts (52), the two positioning shafts (52) are respectively connected to two ends of the stretching spring (51), one positioning shaft (52) is fixedly installed with the mounting plate (3), and the other positioning shaft (52) is fixedly installed with the top of the swinging rod (41).

2. The unreeler mechanism according to claim 1, wherein the mounting plate (3) is provided with an arc-shaped groove (31), and the positioning shaft (52) is connected with the inner cavity of the arc-shaped groove (31) in a sliding and penetrating manner.