CN217227105U

CN217227105U - Label positioning mechanism for bar code printer

Info

Publication number: CN217227105U
Application number: CN202220743960.7U
Authority: CN
Inventors: 周锋; 刘贵玉; 肖丁瑕; 栗红民; 刘剑
Original assignee: Chengdu Saiwei Electronic Materials Co ltd
Current assignee: Chengdu Saiwei Electronic Materials Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-08-19
Anticipated expiration: 2032-04-01

Abstract

The utility model discloses a label positioning mechanism for a bar code printer, which comprises a mounting plate, wherein a control box is fixed on one side of the mounting plate, an installation shaft is arranged in the middle of one side of the mounting plate close to the control box, and a label roll matched with the installation shaft is sleeved on the installation shaft; the both sides that the label was rolled up are equipped with two sets of locating pieces that are used for going on fixing to the label book, one side that the locating piece is close to the label book is equipped with the ball, one side that the label book was kept away from to the locating piece is equipped with the horizontal pole, be equipped with between horizontal pole and the locating piece and be used for driving the locating piece to roll up the removal subassembly of department's removal to the label, the below of horizontal pole is equipped with the adjusting part who is used for adjusting the distance between two sets of horizontal poles, the utility model provides an among the prior art, the label is rolled up when printing, and the thickness of winding at the epaxial label paper of label spool can diminish gradually, leads to the locating piece not convenient for roll up the condition of going on fixing a position to the label.

Description

Label positioning mechanism for bar code printer

Technical Field

The utility model relates to a bar code printer technical field specifically is a label positioning mechanism for bar code printer.

Background

The bar code printer is a special printer, the printing of the bar code printer is completed by taking a thermal base and a carbon ribbon as a printing medium (or directly using thermal paper), and the correct positioning and guiding of the paper are important guarantees of normal printing in the printing process of label paper.

The current chinese novel patent that patent publication number is CN208664644U discloses a label positioning mechanism for bar code printer, and stopper through "arc form" is fixed with the label paper, and when label paper and stopper friction, the "arc form" is the same with the bottom shape of label paper, and the friction angle is the same, can comply with the rotation of label book, reduces frictional force simultaneously, avoids forming deckle edge to the corner of label paper, has improved the quality that the label printed.

Above-mentioned device is when using, drives the stopper through two sets of adjusting screw and removes for the stopper removes to the below of label book, realizes the restriction to the label book, and when the in-service use, along with going on of print job, the thickness of winding the label paper on the label spool can diminish gradually, and the position of stopper is fixed in the above-mentioned mechanism, consequently can not fix a position the label book at the in-process of printing, to this problem, provides a label positioning mechanism for bar code printer now.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a label positioning mechanism for bar code printer 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 label positioning mechanism for a bar code printer comprises a mounting plate, wherein a control box is fixed on one side of the mounting plate, a mounting shaft is arranged in the middle of one side of the mounting plate, which is close to the control box, and a label roll matched with the mounting shaft is sleeved on the mounting shaft;

the utility model discloses a label of rolling up, including the label book, the label is rolled up to the label, the both sides of label book are equipped with two sets of locating pieces that are used for going on fixing to the label book, one side that the locating piece is close to the label book is equipped with the multiunit and is used for reducing the ball of frictional force, one side that the label was rolled up is kept away from to the locating piece is equipped with the horizontal pole, be equipped with between horizontal pole and the locating piece and be used for driving the locating piece to the removal subassembly of label book department removal, the below of horizontal pole is equipped with the adjusting part who is used for adjusting the distance between two sets of horizontal poles.

As a further aspect of the present invention: the movable assembly comprises a spring located between a positioning block and a cross rod, the two ends of the spring are fixedly connected with the positioning block and the cross rod respectively, telescopic guide rods used for guiding the positioning block are arranged on the two sides of the spring, and the two ends of each telescopic guide rod are fixedly connected with the positioning block and the cross rod respectively.

As a further aspect of the present invention: the label roll is characterized in that a plurality of groups of grooves are formed in one side, close to the label roll, of the positioning block, a rotating shaft is fixed inside the grooves along the length direction of the label roll, and the ball bearings are rotationally connected with the rotating shaft through bearings.

As a further aspect of the present invention: the adjusting part comprises a sliding groove located on the control box, the inside of the sliding groove is rotatably connected with a threaded rod, the threaded rod is provided with two sets of sliders matched with the threaded rod, the sliders are slidably connected with the sliding groove, the top end of each slider is fixed with a connecting rod, the top end of each connecting rod is fixedly connected with the transverse rod, and one side of the threaded rod penetrates through the control box and is fixed with a knob which is convenient for driving the threaded rod to rotate.

As a further aspect of the present invention: and a plurality of groups of mounting holes for mounting the mounting plate are formed in the mounting plate.

As a further aspect of the present invention: the both sides of horizontal pole are fixed with the stiffener that is used for increasing horizontal pole stability, the bottom of stiffener with connecting rod fixed connection.

As a further aspect of the present invention: one side that the mounting panel is close to the installation axle is equipped with the guide roll that is used for leading label paper, the guide roll is located one side of installation axle.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a be equipped with the locating piece and can fix a position the label book, can drive the locating piece through being equipped with the removal subassembly and remove to one side that is close to the label book, solved prior art, the label is rolled up when printing, and the thickness of winding label paper on the label spool can diminish gradually, leads to the locating piece not convenient for roll up the condition of fixing a position the label.

The utility model discloses utilize the multiunit ball on the locating piece, reduced the frictional force between locating piece and the label book greatly, can reduce the wearing and tearing to the label book greatly when conveniently rolling up the label and fixing a position, simple structure facilitates the use.

The utility model discloses a be equipped with adjusting part, can adjust the distance between two sets of locating pieces to the convenience is fixed a position the label book of different diameters, and application scope is wider, satisfies user's demand.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

Fig. 3 is a schematic structural view of the middle ball of the present invention.

Wherein: 11. mounting a plate; 12. a control box; 13. a guide roller; 14. installing a shaft; 15. a roll of labels; 16. positioning blocks; 17. a chute; 18. a threaded rod; 19. a slider; 20. a connecting rod; 21. a cross bar; 22. a reinforcing bar; 23. a spring; 24. a telescopic guide rod; 25. a ball bearing; 26. mounting holes; 29. a knob.

Detailed Description

Example 1

Referring to fig. 1-3, in an embodiment of the present invention, a label positioning mechanism for a barcode printer includes an installation plate 11, a control box 12 is fixed on one side of the installation plate 11, an installation shaft 14 is disposed in a middle portion of one side of the installation plate 11 close to the control box 12, and a label roll 15 matched with the installation shaft 14 is sleeved on the installation shaft 14;

two groups of positioning blocks 16 for fixing the label roll 15 are arranged on two sides of the label roll 15, specifically, one side of the positioning block 16 close to the label roll 15 is an arc shape matched with the label roll 15, a plurality of groups of ball bearings 25 for reducing friction are arranged on one side of the positioning block 16 close to the label roll 15, a cross bar 21 is arranged on one side of the positioning block 16 far away from the label roll 15, a moving component for driving the positioning block 16 to move towards the label roll 15 is arranged between the cross bar 21 and the positioning block 16, the moving component can drive the positioning block 16 to move towards one side close to the label roll 15, an adjusting component for adjusting the distance between the two groups of cross rods 21 is arranged below the cross rods 21, can adjust the distance between two sets of horizontal poles 21 through the adjusting part for locating piece 16 can move to the both sides of label book 15, realizes the location to label book 15, and spring 23 is in compression state this moment.

The movable assembly comprises a spring 23 located between a positioning block 16 and a cross rod 21, two ends of the spring 23 are respectively fixedly connected with the positioning block 16 and the cross rod 21, telescopic guide rods 24 used for guiding the positioning block 16 are arranged on two sides of the spring 23, two ends of each telescopic guide rod 24 are respectively fixedly connected with the positioning block 16 and the cross rod 21, when printing is conducted, the thickness of label paper on a label roll 15 can be reduced, the positioning block 16 can be driven to move under the action of the spring 23, therefore, the positioning block 16 can be attached to the surface of the label roll 15, and positioning of the label roll 15 is achieved.

A plurality of groups of grooves are formed in one side, close to the label roll 15, of the positioning block 16, a rotating shaft is fixed inside the grooves along the length direction of the label roll 15, and the ball 25 is rotatably connected with the rotating shaft through a bearing, so that the ball 25 can only rotate around the rotating shaft when rotating, the label roll 15 can be further limited, and the label roll 15 is prevented from being displaced on the installation shaft 14.

The adjusting part is including being located spout 17 on control box 12, the internal rotation of spout 17 is connected with threaded rod 18, be equipped with two sets ofly on the threaded rod 18 and threaded rod 18 assorted slider 19, slider 19 and spout 17 sliding connection, the top of slider 19 is fixed with connecting rod 20, the top and the horizontal pole 21 fixed connection of connecting rod 20, just one side of threaded rod 18 is run through control box 12 and is fixed with and is convenient for drive threaded rod 18 pivoted knob 29, during the use, through rotating knob 29, knob 29 drives threaded rod 18 and rotates to can drive two sets of sliders 19 at the inside relative movement of spout 17, slider 19 drives connecting rod 20 and removes, and connecting rod 20 drives horizontal pole 21 and removes.

Set up the multiunit on the mounting panel 11 and be used for carrying out the mounting hole 26 of installing to mounting panel 11, the usable bolt with mounting hole 26 assorted of user realizes fixed the installation to mounting panel 11.

Reinforcing rods 22 used for increasing stability of the cross rod 21 are fixed on two sides of the cross rod 21, the bottom end of each reinforcing rod 22 is fixedly connected with the connecting rod 20, stability of the cross rod 21 can be increased through the reinforcing rods 22, stability of the positioning block 16 can be increased, and the situation that the positioning block 16 cannot position the label roll 15 due to offset of the positioning block 16 is avoided.

Example 2

Referring to fig. 1 to fig. 3, the difference from embodiment 1 is: one side that mounting panel 11 is close to installation axle 14 is equipped with the guide roll 13 that is used for leading to the label paper, guide roll 13 is located one side of installation axle 14 can lead to the label paper on label book 15 through guide roll 13, and convenient follow-up is printed the label paper.

The utility model discloses a theory of operation is:

when the utility model is used, firstly, the mounting plate 11 is mounted in the bar code printer by using the mounting hole 26, the label roll 15 is sleeved on the mounting shaft 14 by using the label reel at the middle part of the label roll 15, then the knob 29 is rotated to drive the threaded rod 18 to rotate, thereby two groups of sliders 19 can be driven to move relatively in the chute 17, the sliders 19 drive the connecting rod 20 to move, the connecting rod 20 drives the cross rod 21 to move, thereby the positioning block 16 can be driven to move, the positioning block 16 can be moved to the two sides of the label roll 15, thereby the positioning of the label roll 15 is realized, at the moment, the spring 23 is in a compression state, then, a user takes out the label paper on the label roll 15 and winds the label paper on the guide roller 13, then, when the printing work is carried out, the thickness of the label paper on the label roll 15 can be reduced, under the action of the spring 23, the positioning block 16 can be driven to move, so that the positioning block 16 can be attached to the surface of the label roll 15, and the label roll 15 can be positioned.

Claims

1. A label positioning mechanism for a bar code printer comprises a mounting plate (11), wherein a control box (12) is fixed on one side of the mounting plate (11), a mounting shaft (14) is arranged in the middle of one side, close to the control box (12), of the mounting plate (11), and a label roll (15) matched with the mounting shaft (14) is sleeved on the mounting shaft (14);

the label roll fixing device is characterized in that two sets of positioning blocks (16) used for fixing the label roll (15) are arranged on two sides of the label roll (15), a plurality of groups of balls (25) used for reducing friction force are arranged on one side, close to the label roll (15), of each positioning block (16), a cross rod (21) is arranged on one side, far away from the label roll (15), of each positioning block (16), a moving assembly used for driving each positioning block (16) to move towards the label roll (15) is arranged between each cross rod (21) and each positioning block (16), and an adjusting assembly used for adjusting the distance between the two sets of cross rods (21) is arranged below each cross rod (21).

2. The label positioning mechanism for the barcode printer according to claim 1, wherein the moving assembly comprises a spring (23) located between the positioning block (16) and the cross bar (21), two ends of the spring (23) are respectively and fixedly connected with the positioning block (16) and the cross bar (21), two sides of the spring (23) are provided with a telescopic guide rod (24) for guiding the positioning block (16), and two ends of the telescopic guide rod (24) are respectively and fixedly connected with the positioning block (16) and the cross bar (21).

3. The label positioning mechanism for the barcode printer according to claim 1, wherein a plurality of sets of grooves are formed on one side of the positioning block (16) close to the label roll (15), a rotating shaft is fixed inside the grooves along the length direction of the label roll (15), and the rolling ball (25) is rotatably connected with the rotating shaft through a bearing.

4. The label positioning mechanism for the barcode printer according to claim 1, wherein the adjusting assembly comprises a sliding groove (17) located on the control box (12), the sliding groove (17) is rotatably connected with a threaded rod (18), the threaded rod (18) is provided with two sets of sliding blocks (19) matched with the threaded rod (18), the sliding blocks (19) are slidably connected with the sliding groove (17), a connecting rod (20) is fixed at the top end of the sliding blocks (19), the top end of the connecting rod (20) is fixedly connected with the cross rod (21), and one side of the threaded rod (18) penetrates through the control box (12) and is fixed with a knob (29) which is convenient for driving the threaded rod (18) to rotate.

5. The label positioning mechanism of claim 1, wherein the mounting plate (11) defines a plurality of mounting holes (26) for mounting the mounting plate (11).

6. The label positioning mechanism for the barcode printer according to claim 4, wherein reinforcing rods (22) for increasing stability of the cross rod (21) are fixed on two sides of the cross rod (21), and bottom ends of the reinforcing rods (22) are fixedly connected with the connecting rod (20).

7. The label positioning mechanism for bar code printer according to claim 1, wherein the side of the mounting plate (11) near the mounting shaft (14) is provided with a guide roller (13) for guiding the label paper, and the guide roller (13) is located at the side of the mounting shaft (14).