CN115891455A

CN115891455A - Printer core

Info

Publication number: CN115891455A
Application number: CN202310002091.1A
Authority: CN
Inventors: 刘伟宏
Original assignee: Detong Electronic Technology Jiangsu Co ltd
Current assignee: Detong Electronic Technology Jiangsu Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-04-04

Abstract

The invention discloses a printer core, which relates to the field of printers and comprises a ribbon box cover, a ribbon box, a stepping motor, a gear bracket, a rubber roller body and a rack, wherein the ribbon box cover is sleeved on the top surface of the ribbon box, the rack is arranged in the ribbon box, a fixed shaft is fixedly connected in the rack, a rubber roller clamping hook is sleeved on the outer wall of the fixed shaft, clamping hook reset springs are arranged at two ends of the rubber roller clamping hook, a radiating fin is arranged at one side of the rack, a printing head is arranged in the ribbon box, and paper is arranged in the ribbon box.

Description

Printer core

Technical Field

The invention relates to the field of printers, in particular to a printer core.

Background

A printer is one of the output devices of a computer for printing the results of a computer process on an associated medium. The indexes for measuring the quality of the printer comprise three items: print resolution, print speed and noise. There are many types of printers, and the types of printers are classified into impact printers and non-impact printers according to whether or not a printing element strikes a sheet. Full-font character printers and dot matrix character printers are classified according to the character structure to be printed. A line printer is divided into a serial printer and a line printer in such a manner that a line character is formed on a paper. According to the adopted technology, the printer is divided into a cylindrical printer, a spherical printer, an ink-jet printer, a thermal printer, a laser printer, an electrostatic printer, a magnetic printer, a light-emitting diode printer and the like. The computer operation result or intermediate result is printed on the paper according to the specified format by using the figures, letters, symbols, figures and the like which can be recognized by people. Printers are moving towards light, thin, short, small, low power consumption, high speed and intelligence.

Most integral type label printer all adopts cantilever type print head structure at present, hardly guarantees to beat printer head vertical accuracy when printing under wide size to arouse that the atress is inhomogeneous, the power at the both ends of printing line also hardly keeps unanimous, thereby influences holistic printing effect, can't be fixed printer head of wearing through the metal axle, the depth of parallelism that makes printer head and rubber roll is better, also can't make the structure more stable.

Accordingly, those skilled in the art have provided a printer cartridge that addresses the problems set forth in the background above.

Disclosure of Invention

The invention aims to provide a printer core, which solves the problems that most of the existing integrated label printers in the background technology adopt a cantilever type printing head structure, the vertical precision of the printing head is difficult to ensure when the printer is used for printing under a wide size, so that the stress is uneven, the forces at two ends of a printing line are difficult to keep consistent, the integral printing effect is influenced, the printing head cannot be fixed through a metal shaft in a penetrating way, the parallelism of the printing head and a rubber roller is better, and the structure cannot be more stable.

In order to achieve the purpose, the invention provides the following technical scheme:

a printer movement comprises a ribbon box cover, a ribbon box, a stepping motor, a gear support, a rubber roller body and a rack, wherein the ribbon box cover is sleeved on the top surface of the ribbon box, the rack is arranged in the ribbon box, a fixing shaft is fixedly connected to the inside of the rack, a rubber roller clamping hook is sleeved on the outer wall of the fixing shaft, clamping hook reset springs are arranged at two ends of the rubber roller clamping hook, a radiating fin is arranged on one side of the rack, a printing head is arranged in the ribbon box, paper is arranged in the ribbon box, a driver is fixedly connected to one side of the inner wall of the ribbon box, one end of the driver is meshed with a transmission gear of a ribbon recovery shaft and the rubber roller, the stepping motor is fixedly connected to one side of the gear support, a motor gear is arranged at one end of the stepping motor gear, the outer wall of the motor gear is meshed with a transmission gear A, the outer wall of the transmission gear A is meshed with a transmission gear B, the outer wall of the transmission gear B is meshed with a transmission gear C, the outer wall of the transmission gear C is meshed with the ribbon and the rubber roller gear, and the rubber roller body is arranged in the rubber roller gear.

As a preferred embodiment of the present invention: the cooling fin, the rack, the fixed shaft, the rubber roller clamping hook and the clamping hook reset spring are all located in the inner cavity of the ribbon cartridge and located at the same horizontal position.

As a preferred embodiment of the present invention: the rubber roller comprises a rubber roller body and a rubber roller gear, and the rubber roller gear is sleeved at one end, close to the driver, of the rubber roller body.

As a preferred embodiment of the present invention: the driver comprises a stepping motor, a motor gear, a transmission gear A, a transmission gear B, a transmission gear C, a color band transmission gear, a motor support and a gear support.

As a preferred embodiment of the present invention: the motor gear, the transmission gear A, the transmission gear B, the transmission gear C and the ribbon transmission gear are all positioned on the same vertical plane and are all positioned at the top of the stepping motor.

As a preferred embodiment of the present invention: the number of gear teeth of the transmission gear A, the transmission gear B and the transmission gear C is the same, and the transmission gear of the ribbon recovery shaft and the rubber roller are arranged in parallel.

As a preferred embodiment of the present invention: the printing head, the radiating fin, the rack, the fixed shaft, the rubber roller clamping hook and the gear bracket are vertically arranged.

Compared with the prior art, the invention has the beneficial effects that:

the invention provides a printer core, which is compact in structure and reasonable in layout, can print a core structure specially used for an integrated label printer more stably under a wide size, can fix a printing head through a metal shaft in a penetrating manner, can keep the parallelism of the printing head and a rubber roller better, can effectively avoid the problem of nonuniform printing caused by nonuniform acceptance caused by vertical precision of a radiating fin, can fully utilize the internal space of the whole, can combine a transmission gear assembly and a motor into a whole, is more compact in integral structure and stable in structure, abandons the inherent cantilever type printing head structure of the integrated printer, effectively solves the problem that the stress at two ends of the printing under the wide size is difficult to keep consistent, and can ensure that the integral structure of the printer is more stable.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a perspective, schematic structural view of an exploded view of the whole of a printer cartridge;

FIG. 2 is a schematic perspective structural view of an explosion diagram of a printer core in a state where a driver and a rubber roller are connected;

FIG. 3 is a schematic three-dimensional structure of a printer core with a driver connected to a rubber roller;

in the figure: 1. a ribbon cartridge cover; 2. a ribbon cartridge; 3. a ribbon take-up shaft drive gear; 4. a print head; 5. a heat sink; 6. a driver; 601. a stepping motor; 602. a motor gear; 603. a transmission gear A; 604. a transmission gear B; 605. a transmission gear C; 606. a ribbon drive gear; 607. a motor bracket; 608. a gear bracket; 7. a frame; 8. a fixed shaft; 9. the rubber roller is clamped and hooked; 10. a hook return spring; 11. paper; 12. a rubber roller; 1201. a rubber roller body; 1202. rubber roll gear.

Detailed Description

Referring to fig. 1-3, in the embodiment of the present invention, a printer core includes a ribbon box cover 1, a ribbon box 2, a stepping motor 601, a gear bracket 608, a rubber roller body 1201 and a frame 7, the ribbon box cover 1 is sleeved on the top surface of the ribbon box 2, the frame 7 is disposed in the ribbon box 2, a core structure that is compact in structure, reasonable in layout, and more stable in printing under wide size and is specially used for an integrated label printer is provided, a printing head is fixed by a metal shaft pair, parallelism between the printing head and the rubber roller is better maintained, and uneven printing caused by uneven acceptance due to vertical precision of a heat sink is effectively avoided, a fixed shaft 8 is fixedly connected inside the frame 7, a rubber roller hook 9 is sleeved on the outer wall of the fixed shaft 8, two ends of the rubber roller hook 9 are both provided with a return spring 10, one side of the frame 7 is provided with the heat sink 5, a printing head 4 is disposed inside the ribbon box 2, the ribbon cartridge 2 is internally provided with paper 11, one side of the inner wall of the ribbon cartridge 2 is fixedly connected with a driver 6, one end of the driver 6 is meshed and connected with the ribbon recovery shaft transmission gear 3 and the rubber roller 12, when in use, the stepping motor 601 drives the motor gear 602 to move so as to drive the transmission gear A603, the transmission gear B604, the transmission gear C605 and the ribbon transmission gear 606 to carry out transmission, then the ribbon recovery shaft transmission gear 3 and the rubber roller 12 can be driven to move to realize paper feeding operation, a stable wide-size integrated machine core structure is provided, the ribbon cartridge 2 is provided with the ribbon recovery shaft transmission gear 3, when the ribbon cartridge 2 is arranged at a correct position, the ribbon recovery shaft transmission gear 3 can be meshed with the gear on the driver 6, the middle part of the ribbon cartridge 2 is hollowed out, so that the printing head 4 can penetrate through the ribbon and the paper 11 from the lower part, the rubber roller 12 penetrates through the middle part of the rubber roller clamping hook 9 of the rack 7 from the upper part in a hollow-out mode and is locked on the rubber roller clamping hook 9 of the rack 7, a rubber roller gear 1202 on the rubber roller 12 can be meshed with a gear on the driver 6, the ribbon box cover 1 can press the ribbon box 2 after being covered, the driver 6, the rack 7, the ribbon box 2 and the rubber roller 12 are tightly connected and are firm and stable, the printing head is adhered to the radiating fin 5 through heat conducting glue, the radiating fin 5, the rubber roller clamping hook 9 and the rack 7 are connected together through a fixed shaft, a double spring is placed behind the radiating fin 5, two ends of the rubber roller 12 can be fixed on the clamping hooks on two sides during working to ensure the relative position of a printing line and the rubber roller 12 and press the printing head 4, the spring on the rear side of the radiating fin 5 is stressed, the pressure balance between the printing head 4 and the rubber roller 12 is ensured through the spring force behind the radiating fin 5, a stable structure is achieved, a stepping motor 601 is fixedly connected to one side of the gear bracket 608, one end of the stepping motor 601 is provided with a motor gear 602, one side of the motor bracket 607, the outer wall of the motor 602 is connected with a transmission gear 603, a transmission gear 604 meshed with a transmission gear 604 arranged in the outer wall of the rubber roller 605C, and a transmission gear 606 arranged in the outer wall of the rubber roller body of the rubber roller, and a transmission gear 605C, and a transmission gear 1202 arranged in the rubber roller head are connected with a transmission gear 603.

Referring to fig. 1 and 3, the heat sink 5, the frame 7, the fixing shaft 8, the rubber roller hook 9 and the hook return spring 10 are all located in the inner cavity of the ribbon cartridge 2 and at the same horizontal position. The rubber roller 12 comprises a rubber roller body 1201 and a rubber roller gear 1202, and the rubber roller gear 1202 is sleeved at one end of the rubber roller body 1201 close to the driver 6. The actuator 6 includes a stepping motor 601, a motor gear 602, a transfer gear a603, a transfer gear B604, a transfer gear C605, a ribbon transfer gear 606, and a motor holder 607 and a gear holder 608. The device comprises a transmission mechanism formed by meshing six gears, the gears are arranged on a shaft of a gear support, friction is reduced between the gears which are meshed with each other through lubricating grease, so that the service life of a gear train is prolonged, the transmission precision of the reduction mechanism is relatively high, a stepping motor provides power, the reduction gear train rotates at a set speed to drive a rubber roller and a color ribbon to rotate through circuit driving, the color ribbon recovery is realized by the reverse rotation of a stepping motor 601, a color ribbon transmission gear 606 reverses, the stepping motor 601 is connected with a motor gear 602 and is directly fixed on one side of the gear support through a motor, when the stepping motor 601 works, the motor gear 602 rapidly rotates to provide power for a transmission gear A603, the transmission gear A603 upwards drives a transmission gear B604 to rotate, the transmission gear B604 provides power to drive a transmission gear C605 above, the rotation of the transmission gear C605 drives a rubber roller gear 1202 to rotate to realize paper feeding and paper withdrawing, and simultaneously drives the color ribbon transmission gear 606 on a color ribbon box 2 to rotate to provide power for a color ribbon recovery shaft to realize color ribbon recovery and tensioning, and the motor gears 602, 603A, the transmission gear B604, the transmission gear B, the transmission gear C, the color ribbon recovery shaft and the color ribbon transmission gear 605 and the color ribbon recovery shaft are positioned on the same vertical plane, and are positioned on the top of the stepping motor 601. The gear teeth of the transmission gear A603, the transmission gear B604 and the transmission gear C605 are the same, and the ribbon recovery shaft transmission gear 3 and the rubber roller 12 are arranged in parallel. The whole internal space is fully utilized, the transmission gear assembly and the motor are combined into a whole, the whole structure is more compact, the structure is stable, the inherent cantilever type printing head structure of the integrated printer is abandoned, the problem that the stress at two ends of the printer is difficult to keep consistent under a wide size is effectively solved, and the whole structure is more stable. The printing head 4, the radiating fin 5, the frame 7, the fixed shaft 8, the rubber roller clamping hook 9 and the gear bracket 608 are vertically arranged.

The invention relates to a printer core, which comprises a printer core 1 and a ribbon box cover; 2. a ribbon cartridge; 3. a ribbon recovery shaft drive gear; 4. a print head; 5. a heat sink; 6. a driver; 601. a stepping motor; 602. a motor gear; 603. a transmission gear A; 604. a transmission gear B; 605. a transmission gear C; 606. a ribbon drive gear; 607. a motor bracket; 608. a gear bracket; 7. a frame; 8. a fixed shaft; 9. the rubber roller is clamped and hooked; 10. a hook return spring; 11. paper; 12. rubber rollers; 1201. a rubber roller body; 1202. the rubber roller gear and the components are all universal standard components or components known by the technicians in the field, and the structure and the principle of the rubber roller gear are known by the technicians in the technical manual or by the conventional experimental method.

The working principle of the invention is as follows: the movement structure special for the integrated label printer is compact in structure, reasonable in layout and capable of printing under a wide size, the printing head is fixed through a metal shaft pair, parallelism of the printing head and the rubber roller is kept to be better, the problem of uneven printing caused by uneven acceptance caused by vertical precision of a radiating fin is effectively solved, when the movement structure is used, the stepping motor 601 drives the motor gear 602 to move, the transmission gear A603, the transmission gear B604, the transmission gear C605 and the ribbon transmission gear 606 are driven to transmit, then the ribbon recovery shaft transmission gear 3 and the rubber roller 12 can be driven to move, paper feeding operation is achieved, the stable wide size integrated movement structure is provided, the ribbon recovery shaft transmission gear 3 is designed on the ribbon box 2, after the ribbon box 2 is installed at a correct position, the ribbon recovery shaft transmission gear 3 can be meshed with a gear on the transmission gear 6, the middle part of the ribbon cartridge 2 is hollowed out to enable the printing head 4 to penetrate through the ribbon and paper 11 from the lower part, the rubber roller 12 is pressed down and penetrates through the middle part from the upper part to be hollowed out to be locked on the rubber roller clamping hook 9 of the frame 7, the rubber roller gear 1202 on the rubber roller 12 can be meshed with the gear on the driver 6, the ribbon cartridge 2 can be pressed after the ribbon cartridge cover 1 is covered, the driver 6, the frame 7, the ribbon cartridge 2 and the rubber roller 12 are tightly connected and firmly and stably, the printing head is adhered with the radiating fin 5 through heat conducting rubber, the radiating fin 5, the rubber roller clamping hook 9 and the frame 7 are connected together through a fixed shaft, a double spring is arranged behind the radiating fin 5, two ends of the rubber roller 12 are fixed on the clamping hooks on two sides to ensure the relative position of the printing line and the rubber roller 12 during operation, the printing head 4 is pressed, the spring on the rear part of the radiating fin 5 is stressed, and the pressure balance between the printing head 4 and the rubber roller 12 is ensured through the spring force on the rear part of the radiating fin 5, the printer is characterized in that a stable structure is achieved, six gears are meshed with each other to form a transmission mechanism, the gears are mounted on shafts of a gear support, friction is reduced between the gears meshed with each other through lubricating grease, so that the service life of a gear train is prolonged, the transmission precision of the reduction mechanism is relatively high, a stepping motor provides power, the reduction gear train rotates at a set speed to drive a rubber roller and a color ribbon to rotate through circuit driving, a color ribbon transmission gear 606 reverses through reversing of the stepping motor 601 to achieve color ribbon recovery, the stepping motor 601 is connected with a motor gear 602 and is directly fixed on one side of the gear support through a motor, when the stepping motor 601 works, the motor gear 602 rapidly rotates to provide power to a transmission gear A603, the transmission gear A603 upwards drives a transmission gear B604 to rotate, the transmission gear B604 provides power to drive a transmission gear C605 above, the rotation of the transmission gear C605 drives a rubber roller gear 1202 to rotate to achieve paper feeding and paper withdrawing, meanwhile, the transmission gear 606 on a color ribbon box 2 is also driven to rotate to provide power to achieve color ribbon recovery and tensioning, the whole internal space is fully utilized, the transmission gear assembly and the motor are combined into a whole, the printer is more compact in structure, the printer, the whole structure is more compact in a cantilever type printer, and the problem that the whole printer is difficult to maintain the whole printer is consistent in size is solved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.

Claims

1. A printer movement comprises a ribbon box cover (1), a ribbon box (2), a stepping motor (601), a gear support (608), a rubber roller body (1201) and a rack (7), and is characterized in that the top surface of the ribbon box (2) is sleeved with the ribbon box cover (1), the rack (7) is arranged in the ribbon box (2), a fixed shaft (8) is fixedly connected in the rack (7), a rubber roller clamping hook (9) is sleeved on the outer wall of the fixed shaft (8), clamping hook reset springs (10) are arranged at two ends of the rubber roller clamping hook (9), a radiating fin (5) is arranged at one side of the rack (7), a printing head (4) is arranged in the ribbon box (2), paper (11) is arranged in the ribbon box (2), a driver (6) is fixedly connected at one side of the inner wall of the ribbon box (2), one end of the driver (6) is in meshing connection with a transmission gear (3) and a rubber roller (12) of a ribbon recovery shaft, the stepping motor (601), one side of the gear support (602) is connected with a transmission gear (607), and one side of the gear support (607) is connected with a transmission gear (603), the outer wall of the transmission gear A (603) is connected with a transmission gear B (604) in a meshing mode, the outer wall of the transmission gear B (604) is connected with a transmission gear C (605) in a meshing mode, the outer wall of the transmission gear C (605) is connected with a color tape transmission gear (606) and a rubber roller gear (1202) in a meshing mode, and a rubber roller body (1201) is arranged in the rubber roller gear (1202).

2. The printer movement according to claim 1, wherein the heat sink (5), the frame (7), the fixed shaft (8), the rubber roller hook (9) and the hook return spring (10) are all located in an inner cavity of the ribbon cartridge (2) and located at the same horizontal position.

3. The printer movement according to claim 1, wherein the rubber roller (12) includes a rubber roller body (1201) and a rubber roller gear (1202), and the rubber roller gear (1202) is sleeved on one end of the rubber roller body (1201) close to the driver (6).

4. A printer movement according to claim 1, characterised in that the actuator (6) comprises a stepper motor (601), a motor gear (602), a transfer gear a (603), a transfer gear B (604), a transfer gear C (605), a ribbon transfer gear (606) and a motor mount (607) and a gear mount (608).

5. The printer cartridge of claim 1, wherein the motor gear (602), the transfer gear a (603), the transfer gear B (604), the transfer gear C (605), and the ribbon transfer gear (606) are all located on a same vertical plane, and are all located on a top of the stepper motor (601).

6. The printer cartridge of claim 1, wherein the number of gear teeth of the drive gear a (603), the drive gear B (604) and the drive gear C (605) is the same, and the ribbon recovery shaft drive gear (3) and the rubber roller (12) are arranged in parallel.

7. The printer movement according to claim 1, characterised in that the printing head (4), the cooling fins (5), the frame (7), the fixed shaft (8) and the rubber roller hook (9) are arranged vertically with the gear support (608).