CN215397783U

CN215397783U - Deflectable double printing mechanism

Info

Publication number: CN215397783U
Application number: CN202121359237.0U
Authority: CN
Inventors: 张传军
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-01-04
Anticipated expiration: 2031-06-18

Abstract

The utility model discloses a deflectable double-printing mechanism which comprises two printing heads, a ribbon motor, a printing wheel, a printing support spring, a printing wheel pin shaft, a printing head support A, a substrate and a printing head support D, wherein the two printing heads are arranged on a boss at the front part of the printing head support A; according to the utility model, the hinge, the printing head assembly and the base plate are arranged, the printing head assembly can rotate around the hinge pin shaft, the printing support spring is used for pushing the printing guide plate to the vertical surface of the base plate under the action of torque, so that the paper feeding port of the printing head and the paper conveying direction are on the same horizontal plane, when the color ribbon needs to be replaced, the printing head assembly is rotated through the hinge pin shaft to enable the color ribbon to be replaced quickly at a convenient position, two ends of the printing mechanism are fixed on the inner side of the base plate, the printing head assembly can rotate around the hinge pin shaft, and for the double printing mechanisms, the printing direction is parallel to the sealing direction, the deflection is smooth, and the color ribbon is more convenient to replace.

Description

Deflectable double printing mechanism

Technical Field

The utility model relates to the technical field of double-head printing mechanisms, in particular to a deflectable double-printing mechanism.

Background

The typewriter ribbon of usefulness needs to be changed according to printing number of times on-schedule, need tear the shell open when the printing mechanism of current capper changes the typewriter ribbon, and it is troublesome to operate, and some mechanisms are fixed on the base plate through hanging axle one end, to two printing mechanisms, beat printer head and direction of delivery and incline easily, appear printing the skew, are not convenient for change typewriter ribbon.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a deflectable double printing mechanism to solve the technical problems that a printing head is easy to incline relative to a conveying direction, printing deviation occurs, and an ink ribbon is inconvenient to replace.

In order to achieve the purpose, the utility model provides the following technical scheme: a deflectable double printing mechanism comprises two printing heads, a ribbon motor, a printing wheel, a printing support spring, a printing wheel pin shaft, a printing head support A, a substrate and a printing head support D, wherein the two printing heads are arranged on a boss at the front part of the printing head support A, the two printing heads are arranged in a staggered manner from front to back, the front part of the printing head support A is connected with the printing head support B, the ribbon motor is arranged at the lower right part of the printing head support B, the upper part of the printing head support A is connected with the printing head support C, the printing wheel is arranged on the printing head support C through the printing wheel pin shaft, one end of the printing support spring is fixed on the side surface of the substrate, the other end of the printing support spring is arranged in a spring positioning hole at the right side of the printing head support B, the upper part at the left side of the printing head support C is provided with a printing guide plate, print the deflector and install and print response photoelectricity, it is fixed with the hinge to beat printer head support A lower part rear side, the hinge opposite side is fixed beat printer head support D on, beat printer head support A, beat printer head support B, beat printer head support C, type wheel round pin axle, type wheel, print the deflector, print response photoelectricity, typewriter ribbon motor and constitute the printer head subassembly, can round hinge round pin axle is rotatory.

Preferably, the printing head support B is a sheet metal part, and the middle groove type bend is used as a buckle of the ribbon rack.

Preferably, the print head bracket D has mounting holes at both sides thereof to be fixed to the inner side of the substrate.

Preferably, the print carriage spring is under torsion for urging the print guide plate against the vertical surface of the substrate.

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

the utility model is provided with a hinge, a printing head component and a base plate, and the printing head, the printing head bracket A, the printing head bracket B, the printing head bracket C, a printing wheel pin shaft, a printing wheel, a printing guide plate, a printing induction photoelectricity and a ribbon motor form a printing head component which can rotate around the hinge pin shaft, a printing bracket spring is used for pushing the printing guide plate to the vertical surface of the base plate under the action of torsion, so that the paper inlet and the paper conveying direction of the printing head are on the same horizontal plane, when the ribbon needs to be replaced, the printing head component is rotated through the hinge pin shaft to realize quick replacement at a convenient position, two ends of a printing mechanism are fixed at the inner side of the base plate, the printing head component can rotate around the hinge pin shaft, and for the double printing mechanism, the printing direction is ensured to be parallel to the sealing direction, the deflection is smooth, and the ribbon is more convenient to be replaced.

Drawings

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

FIG. 2 is a schematic view of a print head carriage D according to the present invention;

FIG. 3 is a schematic side sectional view of the present invention.

In the figure: 1. a substrate; 2. a print wheel; 3. printing a guide plate; 4. a print head holder C; 5. printing induction photoelectricity; 6. a print carriage spring; 7. a print head; 8. a print head holder B; 9. a print head holder D; 10. a print wheel pin shaft; 11. a print head holder A; 12. a hinge; 13. a ribbon motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a deflectable double printing mechanism comprises two printing heads 7, an ink ribbon motor 13, a printing wheel 2, a printing support spring 6, a printing wheel pin shaft 10, a printing head support A11, a substrate 1 and a printing head support D9, wherein the two printing heads 7 are arranged on a boss at the front part of a printing head support A11, the two printing heads 7 are arranged in a front-back staggered manner, the front part of the printing head support A11 is connected with a printing head support B8, the printing head support B8 is a sheet metal part, a middle groove type bend is used as an ink ribbon frame buckle, the ink ribbon motor 13 is arranged at the right lower part of a printing head support B8, the upper part of the printing head support A11 is connected with a printing head support C4, the printing wheel 2 is arranged on a printing head support C4 through the printing wheel pin shaft 10, one end of the printing support spring 6 is fixed on the side surface of the substrate 1, the other end of the printing support spring 6 is arranged in a spring positioning hole at the right side of the printing head support B8, the upper part at the left side of the printing head support C4 is provided with a printing guide plate 3, printing deflector 3 installs and prints response photoelectricity 5, it is fixed with hinge 12 to beat printer head support A11 lower part rear side, hinge 12 opposite side is fixed on beating printer head support D9, it has the mounting hole to fix at base plate 1 inboard to beat printer head support D9 both sides, beat printer head 7, beat printer head support A11, beat printer head support B8, beat printer head support C4, type wheel round pin axle 10, type wheel 2, print deflector 3, it responds photoelectricity 5 to print, typewriter ribbon motor 13 constitutes the printer head subassembly, can be rotatory around hinge 12 round pin axle, print support spring 6 is used for propping up printing deflector 3 on the vertical face of base plate 1 under the effect of torsion, make and beat printer head paper feed port and the paper direction of transfer on same horizontal plane, when needing to change the typewriter ribbon, it realizes quick replacement at a convenient position to beat printer head subassembly through hinge 12 round pin axle rotation.

The working principle is as follows: when using, beat printer head 7, beat printer head support A11, beat printer head support B8, beat printer head support C4, print wheel round pin axle 10, print wheel 2, print deflector 3, print response photoelectricity 5, typewriter ribbon motor 13 constitutes the printhead assembly, can be rotatory round hinge 12 round pin axle, print support spring 6 is used for pushing up print deflector 3 to the vertical face of base plate 1 under the effect of torsion, make the direction of transfer of beating printer head paper inlet and paper on same horizontal plane, when needing to change the typewriter ribbon, it realizes quick replacement to beat printer head assembly at a convenient position through hinge 12 round pin axle rotation, the printhead assembly is fixed at base plate 1 inboard at the print mechanism both ends, the printhead assembly can rotate round hinge round pin axle, to two print mechanisms, guarantee that the direction of printing is parallel with the direction of sealing, it is smooth and easy to deflect, more conveniently change the typewriter ribbon.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A deflectable double printing mechanism comprises two printing heads (7), a ribbon motor (13), a printing wheel (2), a printing support spring (6), a printing wheel pin shaft (10), a printing head support A (11), a substrate (1) and a printing head support D (9), wherein the two printing heads (7) are arranged on a boss at the front part of the printing head support A (11), the two printing heads (7) are arranged in a front-back staggered manner, the front part of the printing head support A (11) is connected with a printing head support B (8), the ribbon motor (13) is arranged at the lower right part of the printing head support B (8), the upper part of the printing head support A (11) is connected with a printing head support C (4), the printing wheel (2) is arranged on the printing head support C (4) through the printing wheel pin shaft (10), one end of the printing support spring (6) is fixed on the side surface of the substrate (1), print the other end of support spring (6) and install in the spring locating hole who beats printer head support B (8) right side, it installs on upper portion of printer head support C (4) left side and prints deflector (3), it installs and prints response photoelectricity (5), its characterized in that to print deflector (3): it is fixed with hinge (12) to beat printer head support A (11) lower part rear side, hinge (12) opposite side is fixed beat printer head support D (9) on, beat printer head (7), beat printer head support A (11), beat printer head support B (8), beat printer head support C (4), type wheel round pin axle (10), type wheel (2), print deflector (3), print response photoelectricity (5), typewriter ribbon motor (13) and constitute the printer head subassembly, can round hinge (12) round pin axle is rotatory.

2. A deflectable dual printing mechanism according to claim 1, wherein: the printing head support B (8) is a sheet metal part, and the middle groove type bend is used as a buckle of the ribbon rack.

3. A deflectable dual printing mechanism according to claim 1, wherein: and mounting holes are formed in two sides of the printing head support D (9) and are fixed on the inner side of the substrate (1).

4. A deflectable dual printing mechanism according to claim 1, wherein: the printing support spring (6) is used for ejecting the printing guide plate (3) to the vertical surface of the substrate (1) under the action of the torsion.