Limit adjusting structure for label paper of thermal printer

Abstract

The utility model relates to the technical field of small-sized printers, in particular to a limit adjusting structure for label paper of a thermal printer, which comprises a machine base, a protective cover and a paper bin arranged on the machine base, and the label paper is placed in the paper bin, and is characterized in that a mounting seat is fixedly arranged on the machine base, a damping gear is arranged on the mounting seat, and the protective cover is arranged on the damping gear. A sliding groove is formed in the bottom of the paper bin, sliding seats are arranged in the sliding groove in a sliding mode, racks meshed with the damping gears are arranged on the sliding seats, baffles are fixedly arranged on the sliding seats, the number of the sliding seats on the paper bin is two, and the label paper is located between the two baffles. The horizontal movement distance of the label paper is reduced, and the effect of reducing skewing of the label paper is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of small -size printer, concretely is the positioner adjusting structure of thermal printer label paper. BACKGROUND

[0002] The working principle of thermal printer is that a semiconductor heating element is installed on the print head, and the required pattern can be printed after the print head heats and contacts the thermal label paper, which is similar to the principle of thermal fax machine.

[0003] At present, the structure of the existing thermal label machine is that a rubber roller is installed on the base of the movement, a motor is arranged in the base, and the rubber roller is driven to rotate by the transmission mechanism under the action of the motor, one side of the print head is provided with a thermal sheet, the thermal sheet faces the rubber roller, a paper feeding channel is formed between the thermal sheet and the rubber roller, a paper bin is arranged on the base, and the label paper is placed in the paper bin in a roll, the rotating rubber roller drives the label paper to print, and the thermal sheet heats the label paper to form characters and patterns.

[0004] For the above technical conditions, the paper bin is too large, and when the label paper rotates, it is easy to displace too much horizontally, which causes the label paper to be skewed and affects the paper output of the label paper.

[0005] Based on this, the utility model discloses a positioner adjusting structure of thermal printer label paper to solve the above problems. UTILITY MODEL CONTENTS

[0006] In order to achieve the above object, the utility model provides the following technical scheme: the positioner adjusting structure of thermal printer label paper, including base, protection cover, paper bin arranged on the base, label paper is placed in the paper bin, characterized in that: the base is fixedly provided with a mounting seat, the mounting seat is provided with a damping gear, the bottom of the paper bin is provided with a sliding groove, the sliding groove is slidably provided with a sliding seat, the sliding seat is provided with a rack meshing with the damping gear, the sliding seat is fixedly provided with a baffle, the sliding seat is provided with two on the paper bin, and the label paper is located between the two baffles.

[0007] By adopting the above technical scheme, after the label paper is placed in the paper bin, the baffle is actuated, the two baffles are moved towards the label paper side, the baffle is close to the label paper, so as to block the label paper, reduce the horizontal moving distance of the label paper, and achieve the effect of reducing the skew of the label paper.

[0008] Preferably, the base is fixedly provided with a limiting plate, and the limiting plate is in contact with the side wall of the rack without teeth.

[0009] By adopting the above technical scheme, the limiting plate is in contact with the rack, the shaking of the rack is reduced, and the movement of the rack is stabilized.

[0010] Preferably, the base is fixedly provided with a fixed plate, the fixed plate is provided with a mounting groove, the mounting seat is fixedly provided with an insertion plate, the insertion plate is inserted into the mounting groove, the fixed plate is provided with a connecting hole, a connecting rod is threadedly connected in the connecting hole, the connecting rod is fixedly provided with an abutting plate, the abutting plate abuts on the insertion plate, and the fixed plate is provided with two corresponding insertion plates.

[0011] By adopting the above technical scheme, when assembling, the insertion plate is inserted into the mounting groove, and then the abutting plate abuts on the insertion plate, so that the insertion plate is prevented from being separated, and the effect of conveniently fixing the mounting seat is achieved.

[0012] Preferably, the baffle is fixedly provided with a guide block, and the bottom of the paper bin is provided with a guide groove, and the guide block is located in the guide groove.

[0013] By adopting the above technical scheme, when the baffle moves, the guide block located in the guide groove can reduce the shaking of the baffle and stabilize the movement of the baffle.

[0014] Preferably, the baffle is provided with a friction protrusion.

[0015] By adopting the above technical scheme, when the baffle is moved, the contact between the hand and the friction protrusion reduces the separation of the hand and increases the friction when the hand is in contact.

[0016] In summary, the present application has the following beneficial technical effects: after the label paper is placed in the paper bin, the baffle is moved, the two baffles are moved towards the side of the label paper, the baffles are close to the label paper, the label paper is blocked, the transverse movement distance of the label paper is reduced, and the effect of reducing the skew of the label paper is achieved. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0018] Figure 1 It is the overall structure schematic view of the base in the embodiment;

[0019] Figure 2 It is the structure schematic view of the baffle in the paper bin in the embodiment;

[0020] Figure 3 It is the mounting structure schematic view of the mounting seat in the embodiment;

[0021] Figure 4 It is the mounting structure schematic view of the connecting rod in the embodiment;

[0022] Figure 5 Figure 1 is a schematic view of the mounting structure of the damping gear in the embodiment.

[0023] In the drawings, the components represented by the reference numbers are listed as follows:

[0024] 1, base; 2, protective cover; 3, paper bin; 4, fixed plate; 5, mounting groove; 6, plug plate; 7, mounting seat; 8, connecting hole; 9, connecting rod; 10, abutting plate; 11, damping gear; 12, sliding groove; 13, sliding seat; 14, moving groove; 15, rack; 16, baffle; 17, limiting plate; 18, guide block; 19, guide groove; 20, friction protrusion. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application. Figures 1-5 The present application will be further described in detail.

[0027] With reference to Figures 1-5 The limiting and adjusting structure of the thermal printer label paper comprises a base 1, a protective cover 2, a paper bin 3 arranged on the base 1, the protective cover 2 being covered on the paper bin 3, a printing head and a rubber roller being arranged in the base 1 and used for printing the label paper; the label paper is placed in the paper bin 3; a fixed plate 4 is fixedly arranged on the base 1; a mounting groove 5 is formed in the fixed plate 4; a plug plate 6 is arranged in the mounting groove 5 in a plug-in manner; the fixed plate 4 is correspondingly provided with two plug plates 6; the two plug plates 6 are fixedly connected with a mounting seat 7; a connecting hole 8 is formed in the fixed plate 4; a connecting rod 9 is threadedly connected in the connecting hole 8; an abutting plate 10 is fixedly arranged on the connecting rod 9; when the plug plate 6 is plugged in the mounting groove 5, the abutting plate 10 abuts on the plug plate 6, thereby blocking the plug plate 6 and preventing the plug plate 6 from being separated from the mounting groove 5.

[0028] With reference to Figures 1-5The mounting seat 7 is fixedly provided with a damping gear 11, the bottom of the paper bin 3 is provided with a sliding groove 12, the sliding groove 12 is slidably provided with a sliding seat 13, the sliding seat 13 is provided with a moving groove 14, the moving groove 14 is sleeved on the groove wall of the sliding groove 12, the sliding seat 13 is provided with a rack 15 engaged with the damping gear 11, the sliding seat 13 is fixedly provided with a baffle 16, and the sliding seat 13 is provided with two on the paper bin 3; when the label paper is placed, the label paper is located between the two baffles 16, the baffle 16 is pushed, the two baffles 16 are moved towards the label paper side, the baffle 16 is close to the label paper, the two baffles 16 are not clamped on the label paper, so that the label paper is blocked, the transverse moving distance of the label paper is reduced, and the effect of reducing the label paper skew is achieved.

[0029] With reference to Figures 1-5 In the embodiment, the damping gear 11 is a bidirectional damping gear 11, the resistance generated by the rack 15 is greater than the force with which the label paper collides to push open the baffle 16 when the label paper is discharged, so that the label paper is stably located between the two baffles 16 when the label paper is discharged, and the damping generated by the damping gear 11 also meets the requirement that the baffle 16 can be easily pushed under the action of the hand external force; the baffle 16 is provided on the rack 15, so that the two baffles 16 can move synchronously, so that the label paper is located at the center and the left-right error is reduced.

[0030] With reference to Figures 1-5 The machine base 1 is fixedly provided with a limiting plate 17, the limiting plate 17 is in contact with the side wall of one of the racks 15 which is not toothed, the limiting plate 17 is in contact with the rack 15, the shaking of the rack 15 is reduced, and the movement of the rack 15 is stabilized, and the side of the other rack 15 is in contact with the side wall of the mounting seat 7, so that the shaking of the rack 15 is reduced and the movement of the rack 15 is stabilized when the rack 15 moves; meanwhile, the positions of the two racks 15 correspond to each other and are parallel, the movement tracks are more parallel, and the fit with the gear is more close, so that the relative movement of the two racks 15 is more smooth and easy to push.

[0031] With reference to Figures 1-5 The baffle 16 is fixedly provided with a guide block 18, the bottom of the paper bin 3 is provided with a guide groove 19, and the guide block 18 is located in the guide groove 19, so that the shaking of the baffle 16 is reduced and the movement of the baffle 16 is stabilized when the baffle 16 moves; the baffle 16 is provided with a friction convex point 20, the hand is in contact with the friction convex point 20 when the baffle 16 is pushed to move, the friction when the hand is in contact is increased, and the hand is reduced.

[0032] The implementation principle of the embodiment is that when the label paper is placed, the label paper is located between the two baffles 16, the baffle 16 is pushed, the two baffles 16 are moved towards the label paper side, the baffle 16 is close to the label paper, the two baffles 16 are not clamped on the label paper, so that the label paper is blocked, the transverse moving distance of the label paper is reduced, and the effect of reducing the label paper skew is achieved.

[0033] In the description of the utility model, need understanding is, the term "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "central", "both ends" and so on indicate the orientation or positional relationship is based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and is not indicate or imply that the device or element indicated must have a particular orientation, with a particular orientation structure and operation, therefore cannot be understood as a limitation on the utility model.

[0034] In the utility model, unless otherwise expressly provided and limited, the terms "mounting", "setting", "connection", "fixing", "screw connection" and so on should be understood broadly, for example, can be fixed connection, also can be detachable connection, or be integrated, can be mechanical connection, also can be electrical connection, can be directly connected, also can be indirectly connected through intermediate medium, can be the communication or interaction relationship of two elements inside two elements, unless otherwise expressly limited, for the ordinary skilled person in the art, can understand the specific meaning of the above-mentioned terms in the utility model according to the specific circumstances.

[0035] Although the embodiments of the utility model have been shown and described, for the ordinary skilled person in the art, it can be understood that the embodiments can be changed, modified, replaced and changed in various ways without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and its equivalents.

Claims

1. A position adjusting structure of a thermal printer label paper, comprising a base (1), a protective cover (2), a paper bin (3) arranged on the base (1), and a label paper placed in the paper bin (3), characterized in that: The mounting seat (7) is fixedly arranged on the base (1), the damping gear (11) is arranged on the mounting seat (7), the sliding groove (12) is arranged at the bottom of the paper bin (3), the sliding seat (13) is slidably arranged in the sliding groove (12), the rack (15) is arranged on the sliding seat (13) and engaged with the damping gear (11), the baffle (16) is fixedly arranged on the sliding seat (13), the sliding seat (13) is arranged on the paper bin (3) in two, and the label paper is located between the two baffles (16).

2. The limit adjustment structure of the thermal printer label sheet according to claim 1, characterized in that: The limiting plate (17) is fixedly arranged on the base (1), and the limiting plate (17) is in contact with the side wall of the rack (15) without being toothed.

3. The limit adjustment structure of the thermal printer label sheet according to claim 2, characterized in that: The fixing plate (4) is fixedly arranged on the base (1), the mounting groove (5) is arranged on the fixing plate (4), the plug-in plate (6) is fixedly arranged on the mounting seat (7), the plug-in plate (6) is inserted into the mounting groove (5), the connecting hole (8) is arranged on the fixing plate (4), the connecting rod (9) is screwed into the connecting hole (8), the abutting plate (10) is fixedly arranged on the connecting rod (9) and abuts on the plug-in plate (6), and the fixing plate (4) is provided with two corresponding plug-in plates (6).

4. The limit adjustment structure of the thermal printer label sheet according to claim 1, characterized in that: The guide block (18) is fixedly arranged on the baffle (16), and the guide groove (19) is arranged at the bottom of the paper bin (3).

5. The limit adjustment structure of the thermal printer label sheet according to claim 4, characterized in that: The friction convex point (20) is arranged on the baffle (16).

Images