CN217705195U

CN217705195U - Printer structure

Info

Publication number: CN217705195U
Application number: CN202220951777.6U
Authority: CN
Inventors: 不公告发明人
Original assignee: Xiamen Hanyin Electronic Technology Co Ltd
Current assignee: Xiamen Hanyin Electronic Technology Co Ltd
Priority date: 2021-04-22
Filing date: 2022-04-22
Publication date: 2022-11-01
Anticipated expiration: 2032-04-22
Also published as: CN113334939A; CN114905861B; CN114905861A; CN217705194U

Abstract

The utility model discloses a printer structure, it includes main part, thermal printing subassembly, rubber roll and lid, the main part is provided with prints the passageway, thermal printing subassembly and rubber roll all rotate and install in the main part and be located the both sides of printing the passageway respectively, the lid can be along the plane activity with thermal printing subassembly's axis of rotation looks vertically in order uncapping or close the lid, and the lid can drive the thermal printing subassembly and rotate to cooperate with the rubber roll is tangent closing the lid in-process, and the lid is uncapping in-process thermal printing subassembly and rubber roll phase separation. The printer can be opened and closed without complex hand actions, so that the printer is simpler and more convenient to open and close, the user experience is strong, and the service life of the cover body is longer. Meanwhile, the cover body can drive the thermal printing assembly to rotate to be matched with the rubber roller in a tangent mode in the covering process, so that the thermal printing assembly can be in contact with paper to perform printing action.

Description

Printer structure

Technical Field

The utility model relates to a printer structure.

Background

Traditional printer, its lid and printer main part are articulated to be connected, and fix through the buckle lock joint between the two, need manually break the buckle off with the fingers and thumb when needs are uncapped and just can open the lid, and user experience is not good, and the lid life-span is shorter.

SUMMERY OF THE UTILITY MODEL

The utility model provides a printer structure, it has overcome the not enough that the background art exists.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a printer structure, its includes main part, thermal printing subassembly, rubber roll and lid, the main part is provided with prints the passageway, thermal printing subassembly and rubber roll all rotate and install in the main part and be located the both sides of printing the passageway respectively, the lid can be along the activity in order to uncap or close the lid with the rotation axis looks vertically plane activity of thermal printing subassembly, and the lid can drive the thermal printing subassembly and rotate to the tangent cooperation with the rubber roll closing the lid in-process, and the lid is uncapping in-process thermal printing subassembly and rubber roll phase separation.

In a preferred embodiment: the cover body can perform linear movement or rotary movement along a plane perpendicular to the rotation axis of the thermal printing component.

In a preferred embodiment: the cover body is provided with a driving part on the inner wall, the thermal printing assembly is provided with a driving matching part, and the cover body is directly pressed against the driving matching part through the driving part in the cover closing process so as to drive the thermal printing assembly to rotate.

In a preferred embodiment: the main part is provided with sharp slip space, and the drive division can carry out sharp activity in sharp slip space, the lid can drive the drive division when carrying out sharp activity and carry out sharp activity and then press and support drive cooperation portion and rotate.

In a preferred embodiment: one side of the driving part facing the driving matching part is provided with a guide inclined plane and a clamping surface parallel to the moving direction of the driving part, the cover body presses the driving matching part through the guide inclined plane in the cover closing process, and the driving matching part presses the clamping surface when the cover closing of the cover body is completed.

In a preferred embodiment: the main body is provided with a limiting open slot with an opening at the top end, and the driving matching part can rotate in the limiting open slot; when the cover body rotates, the driving part can be driven to rotate so as to press the driving matching part to rotate.

In a preferred embodiment: the matching position of the driving matching part and the driving part is far away from the rotation axis of the thermal printing component.

In a preferred embodiment: the thermal printing component comprises a thermal printing head pressing block and a thermal printing head support fixedly connected with a thermal printing head piece, the main body is further provided with a thermal rotating shaft, the thermal printing head pressing block and the thermal printing head support are in transmission connection with the thermal rotating shaft in a rotating fit mode, the driving fit portion is fixedly connected to the side face of the thermal printing head pressing block, the cover body is in tangent fit with the rubber roller when the cover is closed, and the cover body is separated from the rubber roller when the cover is opened.

In a preferred embodiment: the thermal printing assembly further comprises a thermal head pressure spring, the thermal head pressure spring is in running fit with the thermal rotating shaft, and the two support legs of the thermal head pressure spring are respectively abutted against the thermal head pressing block and the thermal head support.

In a preferred embodiment: the inner wall of the cover body is provided with a first inserting part, the main body is provided with a second inserting part, the first inserting part is separated from the second inserting part when the cover body is opened, and the first inserting part is inserted and matched with the second inserting part when the cover body is closed.

Compared with the background technology, the technical scheme has the following advantages:

1. the lid can be along the activity of the rotation axis looks vertically plane with the thermal sensitive printing subassembly in order to uncap or close the lid, the removal of lid only need with the hand promote can, need not complicated hand action and can uncap and close the lid action for uncap and close the lid of this printer are simpler, convenient, and user experience feels strong, and lid life is longer. Meanwhile, the cover body can drive the thermal printing assembly to rotate to be matched with the rubber roller in a tangent mode in the cover closing process, so that the thermal printing assembly can be in contact with paper to perform printing action, and smooth printing is guaranteed.

2. The lid is closing the lid in-process and is directly pressing through the drive division and support drive cooperation portion in order to drive the rotation of thermal sensitive printing subassembly, not only makes the lid structure simpler, and need not complicated transmission structure and just can reach reliable transmission effect, and transmission effect is more stable.

3. The driving part is provided with a guide inclined plane and a clamping surface, and when the cover body is pressed against the driving matching part through the guide inclined plane in the cover closing process, the driving part can smoothly drive the thermal printing assembly to rotate, so that the transmission effect is better; after the cover body is closed, the driving matching part is pressed against the clamping surface, and the clamping surface is parallel to the moving direction of the driving part, so that the driving part is perpendicular to the moving direction of the driving part under the action of the driving matching part, the driving part is not easy to separate, and the stability of closing the cover body is ensured.

5. The matching part of the driving matching part and the driving part is far away from the rotation axis of the thermal printing assembly, the force arm of the driving matching part is lengthened, the load of the cover body in the covering process is reduced, and the hand feeling of the cover closing is improved.

6. The restoring torsion spring can store elastic force when the cover body is located the covering position, when the cover body moves to the staggered position from the covering position, the elastic force is released to drive the thermal head pressing block and the thermal head support to rotate reversely, so that the whole thermal printing assembly is far away from a printing channel, the paper can be replaced or the paper can be loaded, the thermal printing assembly does not need to be manually rotated, and the use is more convenient.

7. When the cover body is closed, the first insertion part is in insertion fit with the second insertion part, the cover body can be further limited, meanwhile, the first insertion part and the second insertion part are easy to separate, and the cover is convenient to open.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples.

FIG. 1 is a schematic diagram illustrating a cover in a staggered position according to a preferred embodiment.

FIG. 2 is a schematic view of the cover in the closed position according to the preferred embodiment.

FIG. 3 is a side view of the body of a preferred embodiment.

Fig. 4 is a schematic structural diagram of a cover body according to a preferred embodiment.

Fig. 5 is a schematic diagram illustrating a state of the driving portion and the driving engagement portion when the cover is in a staggered position according to a preferred embodiment.

Fig. 6 is a schematic diagram illustrating a state of the driving portion and the driving engagement portion when the cover body of the preferred embodiment is located at the covering position.

FIG. 7 is an exploded view of the thermal printing assembly and the main body according to a preferred embodiment.

FIG. 8 is an overall schematic view of a thermal printing assembly according to a preferred embodiment.

FIG. 9 is a schematic view of the cover in the closed position according to another preferred embodiment.

FIG. 10 is a front view of the main body of another preferred embodiment.

Fig. 11 is a perspective view of a cover according to another preferred embodiment.

Fig. 12 is a schematic view illustrating a state of the driving portion and the driving engagement portion when the cover is opened according to another preferred embodiment.

Fig. 13 is a schematic view illustrating a state of the driving portion and the driving engagement portion when the cover body is closed according to another preferred embodiment.

Detailed Description

In the claims, the description and the drawings of the present application, unless explicitly defined otherwise, the terms "first," "second," or "third," etc. are used to distinguish between different objects and are not used to describe a particular sequence.

In the claims, the description and the drawings of the present application, unless explicitly defined otherwise, the terms "central", "lateral", "longitudinal", "horizontal", "vertical", "top", "bottom" and "bottom" are used for the terms of orientation, unless otherwise specifically indicated "

The terms "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "clockwise," "counterclockwise," and the like are used herein in the appended drawings to refer to orientations and positional relationships, and are used merely to facilitate the description of the present invention and to simplify the description, rather than to indicate or imply that the referenced device or element must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention.

In the claims, the description and the drawings of the present application, unless otherwise specifically limited, the terms "fixedly connected" and "fixedly connected" should be understood in a broad sense, i.e., any connection mode without displacement relation and relative rotation relation between the two, i.e., including non-detachable fixed connection, integrated connection and fixed connection through other devices or elements.

In the claims, the specification and drawings of the present invention, the terms "including", "having" and their variants, if used, are intended to be inclusive and not limiting.

Referring to fig. 1 to 8, a preferred embodiment of a printer structure includes a main body 10, a thermal printing assembly 30, a rubber roller 12, and a cover 20.

The main body 10 is provided with a printing channel 11, and the thermal printing assembly 30 and the rubber roller 12 are rotatably installed in the main body 10 and are respectively located on two sides of the printing channel 11.

As shown in fig. 3, the thermal printing assembly 30 is positioned above the print tunnel 11. The rubber roller 12 is positioned below the printing channel 11 and corresponds to the thermal printing assembly 30. The thermal printing assembly 30 rotates between a first position and a second position, when the thermal printing assembly is located at the first position, the thermal printing assembly presses the paper 1 against the rubber roller 12, at the moment, the paper 1 is driven by the rotation of the rubber roller 12 to be output to the paper outlet 2, and thermal printing action is performed while paper is output; when the thermal printing component 30 is located at the second position, the thermal printing component is far away from the rubber roller 12, and the paper 1 is not pressed by the thermal printing component 30 and is in a free state, so that the paper can be replaced, or the paper can be loaded when the paper is used up.

As shown in fig. 7 and 8, the thermal printing assembly 30 includes a thermal head pressing block 31, a thermal head support 32 and a return torsion spring 33, the main body 10 is further provided with a thermal rotating shaft 13, the thermal head pressing block 31, the thermal head support 32 and the return torsion spring 33 are all sleeved on the periphery of the thermal rotating shaft 13, two support legs of the return torsion spring 33 are respectively pressed against the thermal head support 32 and the thermal head pressing block 31, and a thermal head 34 is arranged on the bottom surface of the thermal head support 32. As shown in fig. 8, a driving engagement portion 35 is provided at the right end of the thermal head presser 31, the driving engagement portion 35 is shaped like a cam, and the top end thereof is rotatably engaged with the thermal rotary shaft 13; the end of the driving part is engaged with the driving part described later, that is, the engaging part 35 is away from the rotation axis of the thermal printing component 30.

In this embodiment, the main body 10 is provided with a limiting slot 14 having an opening at the top end, and the driving fitting part 35 extends into the limiting slot 14 and can rotate in the limiting slot 14. As shown in FIG. 5, the left side of the limiting slot 14 is provided with a linear sliding space 19, the linear sliding space 19 is provided with a vertical slot wall 15, and the right side of the limiting slot 14 is provided with an inclined slot wall 16. When the cover body 20 is not installed in the main body 10 or is in an open state, the end of the driving matching part 35 faces the linear sliding space 19, and when the cover body 20 is closed, the driving matching part 35 rotates counterclockwise and abuts against the inclined groove wall 16 on the right side of the limiting groove, and the inclined groove wall 16 can limit and support the driving matching part 35.

In this embodiment, the main body 10 is provided with a second insertion part, and the second insertion part can be inserted and matched with the first insertion part. Referring to fig. 3 in particular, the second inserting portions are insert block structures, the second inserting portions are insert slot structures, the number of the second inserting portions is nine, three of the second inserting portions are second insert slots 17 and are arranged at the top end of the main body 10 at intervals, four of the second inserting portions are also second insert slots 17 and are symmetrically arranged on the left side and the right side of the main body 10 in pairs, and two of the second inserting portions are second insert blocks 18 and are arranged at the bottom end of the main body 10 at intervals.

The cover body 20 can move along a plane perpendicular to the rotation axis of the thermal printing assembly 30 to open or close the cover, the cover body 20 can drive the thermal printing assembly 30 to rotate to be matched with the rubber roller 12 in a tangent mode in the cover closing process, and the thermal printing assembly 30 is separated from the rubber roller 12 in the cover opening process of the cover body 20.

In this embodiment, the cover 20 can move linearly along a plane perpendicular to the rotation axis of the thermal printing assembly 30.

As shown in fig. 4, the inner wall of the cover 20 is provided with a driving portion 21, and when the cover 20 is closed, the driving portion 21 directly presses against the driving matching portion 35 to drive the thermal printing assembly 30 to rotate. And, as shown in fig. 5, the driving part 21 is located at the top end of the linear sliding space 19 when the cover body 20 is opened; as shown in fig. 6, the driving portion 21 abuts against the bottom end of the linear sliding space 19 when the lid body 20 is closed. As can be seen from fig. 5 and 6, the moving direction of the driving unit 21 is a vertical direction.

In this embodiment, a guiding inclined surface 22 and a clamping surface 23 parallel to the moving direction of the driving portion 21 are disposed on one side of the driving portion 21 facing the driving matching portion 35, the driving matching portion 35 is pressed against the guiding inclined surface 22 during the cover closing process of the cover body 20, and the driving matching portion 35 is pressed against the clamping surface 23 when the cover closing process of the cover body 20 is completed. As shown in fig. 6, the left side of the driving portion 21 is a vertical surface 24 parallel to the moving direction thereof, and the left side of the driving portion 21 is always in close contact with the vertical groove wall 15, and also has a function of guiding the movement of the driving portion 21. When the cover body 20 is closed, the driving portion 21 is sandwiched between the vertical groove wall 15 and the driving matching portion 35, and the driving portion 21 is only subjected to a horizontal acting force applied by the end of the driving matching portion 35, and at this time, if no external force acts, the driving portion 21 is kept at the bottom end of the limiting slot 14 and is not easy to be separated.

In this embodiment, as shown in fig. 4, the inner wall of the cover body 20 is provided with a first insertion portion, the first insertion portion is separated from the second insertion portion when the cover body 20 is in the open state, and the first insertion portion is inserted into the second insertion portion when the cover body 20 is in the closed state. Correspondingly, the number of the first inserting part is the same as that of the second inserting part, the positions of the first inserting part correspond to those of the second inserting part, the structure of the first inserting part is just opposite to that of the second inserting part, when the second inserting part is the second inserting block 18, the first inserting part is a first inserting slot 25 which penetrates through the first inserting part from top to bottom, and when the second inserting part is the second inserting slot 17, the first inserting part is a first inserting block 26.

The cover closing process of the printer comprises the following steps:

as shown in fig. 1, the inner wall of the cover 20 is moved toward the main body 10 until the cover 20 abuts against the side of the main body 10, at this time, the height of the cover 20 is higher than that of the main body 10, and the states of the driving portion 21 and the driving engagement portion 35 are as shown in fig. 5;

then, the cover body 20 is pushed downward, at this time, the guiding inclined surface 22 of the driving portion 21 presses against the end of the driving matching portion 35 to drive the entire thermal printing assembly 30 to rotate counterclockwise, until the right side of the driving matching portion 35 abuts against the inclined groove wall 16 on the right side of the limiting slot 14, and the bottom end of the driving portion 21 abuts against the bottom end of the linear sliding space 19, the clamping surface 23 of the driving portion 21 abuts against the left side of the driving matching portion 35, and meanwhile, the nine first insertion portions are just inserted into and matched with the nine second insertion portions, and the cover body 20 is closed, as shown in fig. 2.

When the cover needs to be opened, the operation is carried out in the opposite direction according to the steps.

Referring to fig. 9 to 13, another preferred embodiment of a printer structure is shown.

The difference between this embodiment and the previous embodiment is:

in this embodiment, the cover 20 can rotate along a plane perpendicular to the rotation axis of the thermal printing assembly 30.

Specifically, the driving engagement portion 35 can rotate in the limiting slot 14 and the end thereof extends out of the limiting slot 14. The left side of the limit slot 14 is not provided with a linear sliding space, but is replaced by a rotation stop surface 191. As shown in fig. 12, when the cover body 20 is in the open state, the driving portion 35 abuts just against the end of the driving engagement portion 35. As shown in fig. 13, the cover body 20 is rotated counterclockwise, which drives the driving portion 21 to rotate synchronously, and the driving portion 21 presses against the driving matching portion 35 to rotate counterclockwise until the left side of the driving matching portion 35 abuts against the rotation stop surface 191, at this time, the cover closing of the cover body 20 is completed.

The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited by this description, and all equivalent changes and modifications made within the scope and the specification of the present invention should be covered by the present invention.

Claims

1. The utility model provides a printer structure, its includes main part, thermal printing subassembly, rubber roll and lid, the main part is provided with prints the passageway, thermal printing subassembly and rubber roll all rotate to be installed in the main part and are located the both sides of printing the passageway respectively, its characterized in that: the cover body can move along a plane vertical to the rotation axis of the thermal printing assembly to open or close the cover, the cover body can drive the thermal printing assembly to rotate to be matched with the rubber roller in a tangent mode in the cover closing process, and the thermal printing assembly is separated from the rubber roller in the cover opening process.

2. A printer structure according to claim 1, characterized in that: the cover body can perform linear movement or rotary movement along a plane perpendicular to the rotation axis of the thermal printing component.

3. A printer structure according to claim 2, characterized in that: the cover body is provided with a driving portion, the thermal printing assembly is provided with a driving matching portion, and the cover body is directly pressed against the driving matching portion through the driving portion in the cover closing process so as to drive the thermal printing assembly to rotate.

4. A printer structure according to claim 3, characterized in that: the main part is provided with the sharp space that slides, and the drive division can carry out sharp activity in the sharp space that slides, the lid can drive the drive division and carry out sharp activity and then press and support the drive cooperation portion and rotate when carrying out sharp activity.

5. A printer structure according to claim 4, characterized in that: one side of the driving part facing the driving matching part is provided with a guide inclined plane and a clamping surface parallel to the moving direction of the driving part, the cover body presses the driving matching part through the guide inclined plane in the cover closing process, and the driving matching part presses the clamping surface when the cover closing of the cover body is completed.

6. A printer structure according to claim 3, characterized in that: the main body is provided with a limiting open slot with an opening at the top end, and the driving matching part can rotate in the limiting open slot; when the cover body rotates, the driving part can be driven to rotate so as to press the driving matching part to rotate.

7. A printer structure according to claim 3, characterized in that: the matching position of the driving matching part and the driving part is far away from the rotation axis of the thermal printing component.

8. A printer structure according to claim 3, characterized in that: the thermal printing component comprises a thermal printing head pressing block and a thermal printing head support fixedly connected with a thermal printing head piece, the main body is further provided with a thermal rotating shaft, the thermal printing head pressing block and the thermal printing head support are in transmission connection with the thermal rotating shaft in a rotating fit mode, the driving fit portion is fixedly connected to the side face of the thermal printing head pressing block, the cover body is in tangent fit with the rubber roller when the cover is closed, and the cover body is separated from the rubber roller when the cover is opened.

9. A printer structure according to claim 8, wherein: the thermal printing assembly further comprises a thermal head pressure spring, the thermal head pressure spring is in running fit with the thermal rotating shaft, and the two support legs of the thermal head pressure spring are respectively abutted against the thermal head pressing block and the thermal head support.

10. A printer structure according to claim 1, characterized in that: the inner wall of the cover body is provided with a first inserting portion, the main body is provided with a second inserting portion, the first inserting portion is separated from the second inserting portion when the cover body is opened, and the first inserting portion is matched with the second inserting portion in an inserting mode when the cover body is closed.