CN215792715U

CN215792715U - Special printing ribbon bracket with ribbon anti-corrosion function for bank

Info

Publication number: CN215792715U
Application number: CN202122297350.7U
Authority: CN
Inventors: 陈友明; 陆晓燕; 费萌
Original assignee: Jiashan Xianfeng Office Equipment Co ltd
Current assignee: Jiashan Xianfeng Office Equipment Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-02-11
Anticipated expiration: 2031-09-22

Abstract

A special printing ribbon support with a ribbon anti-corrosion function for banks comprises a main shell, a first gear, a second gear, a first roller, a second roller, a fixed support and a movable support, wherein the first gear and the second gear are positioned in the main shell; two support legs are arranged on one side of the movable support far away from the first roller in a protruding mode, clamping blocks are transversely arranged at the tail ends of the support legs, and guide inclined planes are arranged on the sides, far away from each other, of the two clamping blocks; the main shell is provided with a movable groove at a position close to the movable support, and at least part of the movable support is movably positioned in the movable groove; the main shell is provided with limiting holes corresponding to the two support legs in the movable groove. So when out of work, can make the movable support keep away from the fixed bolster and carry out spacingly to make the second gyro wheel keep away from first gyro wheel, thereby avoid the typewriter ribbon to corrode, improve the life of typewriter ribbon.

Description

Special printing ribbon bracket with ribbon anti-corrosion function for bank

Technical Field

The utility model relates to the technical field of printer accessories, in particular to a special printing ribbon bracket with a ribbon anti-corrosion function for banks.

Background

In a dot impact printer, such as a multi-bank dedicated printer, a print head prints predetermined characters or numbers on paper by an ink ribbon. The length of the ribbon is between a few meters and a dozen meters. The ribbon is drawn out by the contact of the two rotating rollers, and when the ribbon is not in use, the two rollers are in contact with the ribbon for a long time, so that the ribbon is easy to corrode, and the service life of the ribbon is reduced, as shown in a novel printer ribbon rack disclosed in Chinese patent CN 209096292U.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a special print ribbon support for banks with ribbon corrosion prevention function, which prevents the ribbon from being corroded and prolongs the service life of the ribbon when two rollers are away from each other when not in operation, so as to solve the above problems.

A special printing ribbon support with a ribbon anti-corrosion function for banks comprises a main shell, a first gear rotationally arranged in the main shell, a second gear rotationally positioned in the main shell and meshed with the first gear, at least one first roller coaxially arranged with the first gear, at least one second roller coaxially arranged with the second gear, a fixed support fixedly connected with the main shell and used for rotationally supporting the first roller, and a movable support movably positioned in the main shell and used for rotationally supporting the second roller; two support legs are arranged on one side of the movable support far away from the first roller in a protruding mode, clamping blocks are transversely arranged at the tail ends of the support legs, and guide inclined planes are arranged on the sides, far away from each other, of the two clamping blocks; the main shell is provided with a movable groove at a position close to the movable support, and at least part of the movable support is movably positioned in the movable groove; the main shell is provided with limiting holes corresponding to the two support legs in the movable groove; the supporting leg can pass through the limiting hole through the guiding function of the guiding inclined plane of the clamping block.

Furthermore, the first gear and the first roller are both sleeved on a first rotating shaft, and the second gear and the second roller are both sleeved on a second rotating shaft; the fixed support is used for rotatably supporting the first rotating shaft, and the movable support is used for rotatably supporting the second rotating shaft.

Furthermore, the width of the limiting hole is larger than the sum of the widths of the supporting legs and the clamping blocks.

Furthermore, the middle part of the main shell is provided with a color band accommodating cavity, one side in the main shell is provided with a color band supply channel, and the other side is provided with a color band recovery channel; the first rotating shaft and the second rotating shaft are rotatably arranged between the ribbon accommodating cavity and the ribbon supply channel.

Furthermore, first gyro wheel and second gyro wheel are rubber ring or silica gel ring, first gyro wheel and first pivot interference fit, second gyro wheel and second pivot interference fit.

Furthermore, a guide groove is formed in the main shell corresponding to the second rotating shaft, and the end portion of the second rotating shaft is located in the guide groove.

Further, still include the benefit black subassembly of setting in first gyro wheel one side.

Further, the ink replenishing assembly comprises an ink storage box, an ink storage cotton block located in the ink storage box, and an ink guide cotton strip extending from the ink storage cotton block to the outside of the ink storage box, wherein the tail end of the ink guide cotton strip is abutted to the first roller.

Compared with the prior art, the special printing ribbon support with the ribbon corrosion prevention function for the bank comprises a main shell, a first gear rotationally arranged in the main shell, a second gear rotationally positioned in the main shell and meshed with the first gear, at least one first roller coaxially arranged with the first gear, at least one second roller coaxially arranged with the second gear, a fixed support fixedly connected with the main shell and used for rotationally supporting the first roller, and a movable support movably positioned in the main shell and used for rotationally supporting the second roller; two support legs are arranged on one side of the movable support far away from the first roller in a protruding mode, clamping blocks are transversely arranged at the tail ends of the support legs, and guide inclined planes are arranged on the sides, far away from each other, of the two clamping blocks; the main shell is provided with a movable groove at a position close to the movable support, and at least part of the movable support is movably positioned in the movable groove; the main shell is provided with limiting holes corresponding to the two support legs in the movable groove; the supporting leg can pass through the limiting hole through the guiding function of the guiding inclined plane of the clamping block. So when out of work, can make the movable support keep away from the fixed bolster and carry out spacingly to make the second gyro wheel keep away from first gyro wheel, thereby avoid the typewriter ribbon to corrode, improve the life of typewriter ribbon.

Drawings

Embodiments of the utility model are described below with reference to the accompanying drawings, in which:

fig. 1 is a schematic view of a first state of a special printing ribbon support with ribbon corrosion prevention function for banks according to the present invention.

Fig. 2 is a partial top view schematically illustrating a print ribbon holder with a ribbon corrosion prevention function for use in banks according to the present invention.

Fig. 3 is a disassembled schematic view of the ink replenishing assembly in fig. 2.

Fig. 4 is an enlarged schematic view of a portion a in fig. 1.

Fig. 5 is another state diagram of the special printing ribbon support with ribbon corrosion prevention function for banks according to the present invention.

Detailed Description

Specific embodiments of the present invention will be described in further detail below based on the drawings. It should be understood that the description herein of embodiments of the utility model is not intended to limit the scope of the utility model.

Referring to fig. 1 to 3, the special print ribbon holder with ribbon corrosion prevention function for banks according to the present invention includes a main housing 10, a first gear 20 rotatably disposed in the main housing 10, a second gear 30 rotatably disposed in the main housing 10 and engaged with the first gear 20, at least one first roller 50 coaxially disposed with the first gear 20, at least one second roller 60 coaxially disposed with the second gear 30, and an ink replenishing assembly 40 disposed on one side of the first roller 50 or the second roller 60.

The main casing 10 has a ribbon accommodating chamber 11 in the middle, a ribbon supply passage 12 on one side and a ribbon recovery passage (not shown) on the other side in the main casing 10.

The first gear 20 and the first roller 50 are both sleeved on a first rotating shaft 21, and the second gear 30 and the second roller 60 are both sleeved on a second rotating shaft 31.

The first spindle 21 and the second spindle 31 are rotatably disposed between the ribbon accommodating chamber 11 and the ribbon supply path 12.

The ink ribbon 100 is folded and placed in the ink ribbon accommodating chamber 11, and the ink ribbon 100 passes through the gap between the first roller 50 and the second roller 60 and passes through the ink ribbon supply path 12. The ribbon 100 then passes through the ribbon recycling channel and is located in the ribbon accommodating chamber 11, and the ribbon 100 is connected end to end, so as to realize the circular supply of the ribbon 100.

In this embodiment, the first roller 50 and the second roller 60 are both rubber rings or silica gel rings, the first roller 50 is in interference fit with the first rotating shaft 21, and the second roller 60 is in interference fit with the second rotating shaft 31, so that when the first rotating shaft 21 or the second rotating shaft 31 rotates, the first roller 50 or the second roller 60 can be driven to rotate together. The first roller 50 abuts against the second roller 60, and the ribbon 100 can be pulled to move.

In this embodiment, the main housing 10 is provided with a mounting groove between the ribbon supply channel 12 and the ribbon accommodating chamber 11, and the ink replenishing assembly 40 is located in the mounting groove.

The ink replenishing assembly 40 comprises an ink storage box 41 positioned in the mounting groove, an ink storage cotton block 42 positioned in the ink storage box 41, and an ink guide cotton strip 43 extending from the ink storage cotton block 42 to the outside of the ink storage box 41, wherein the tail end of the ink guide cotton strip 43 is abutted with the first roller 50 or the second roller 60.

The ink storage cotton block 42 absorbs a certain amount of ink, the ink guide cotton strip 43 guides the ink to the first roller 50 or the second roller 60, and the ink is transferred to the ink ribbon 100 when the first roller 50 or the second roller 60 contacts the ink ribbon 100, so that the ink ribbon 100 is replenished with the ink.

The ink tank 41 includes a base 411 having an opening at the top, and an upper cover 412 for closing the opening of the base 411.

Side opening 4111 has been seted up to one side of base 411, and base 411 is provided with layer board 4112 in one side that side opening 4111 kept away from upper cover 412, still the salient a plurality of spliced poles 4113 that are provided with in base 411, and the joint hole has been seted up to spliced pole 4113's top surface. Side opening 4111 can also be used for ink replenishment.

An extension cover 4121 is protrudingly provided on one side of the upper cover 412 corresponding to the support plate 4112. The side of the upper cover 412 facing the base 411 is provided with a fastening column 4122 corresponding to the connecting column 4113. The upper cover 412 is provided with a rib 4123 protruding toward the side of the base 411 near the edge. The part of the rib 4123 close to the connecting column 4113 is provided with an arc-shaped groove 4124.

When the upper cover 412 is matched with the base 411, the clamping column 4122 is located in the clamping hole of the connecting column 4113, the convex rib 4123 is located on the inner side of the base 411, and the arc-shaped groove 4124 is used for avoiding the connecting column 4113.

The ink storage block 42 is opened with a clamping groove 421 at a side facing the side opening 4111, the ink guide sliver 43 is partially located in the clamping groove 421, and a notch 431 is opened at a position of the ink guide sliver 43 corresponding to the support plate 4112.

Referring to fig. 4, in order to avoid long-time contact between the first roller 50 and the second roller 60 when the ribbon does not work, the ink, the first roller 50 and the second roller 60 work together to corrode the ribbon, thereby reducing the service life of the ribbon, the second roller 60 can be close to or far away from the first roller 50. Specifically, a movable bracket 70 is used for rotatably supporting the second rotating shaft 31, two support legs 71 are protrudingly arranged on one side of the movable bracket 70 away from the first roller 50, and a clamping block 72 is transversely arranged at the tail end of each support leg 71. One side that two joint pieces 72 kept away from each other all is provided with the direction inclined plane.

A fixing bracket fixedly coupled to the main housing 10 is used to rotatably support the first rotating shaft 21.

The main housing 10 is provided with a movable groove 13 near the movable bracket 70, and the movable bracket 70 is at least partially movably located in the movable groove 13.

The main housing 10 has two support legs 71 in the movable slot 13, and a limiting hole 131 is formed in the support legs 71, the width of the limiting hole 131 is slightly larger than the sum of the widths of the support legs 71 and the clamping block 72, the support legs 71 can enter the limiting hole 131 through the guiding function of the guiding inclined plane of the clamping block 72, so that the clamping block 72 is clamped with the limiting hole 131, and at this time, the second roller 60 is far away from the first roller 50, as shown in fig. 5.

In operation, the two legs 71 can be folded to make the two legs 71 approach each other, so that the clamping block 72 enters the movable slot 13 of the main housing 10 through the limiting hole 131, the end of the leg 71 abuts against the inner side wall of the movable slot 13, and at this time, the second roller 60 approaches the first roller 50, as shown in fig. 4.

The main housing 10 is provided with a guide groove corresponding to the second rotating shaft 31, and an end of the second rotating shaft 31 is located in the guide groove, and the guide groove guides the movement of the second rotating shaft 31.

Compared with the prior art, the special printing ribbon support with the ribbon corrosion prevention function for the bank comprises a main shell 10, a first gear 20 rotationally arranged in the main shell 10, a second gear 30 rotationally arranged in the main shell 10 and meshed with the first gear 20, at least one first roller 50 coaxially arranged with the first gear 20, at least one second roller 60 coaxially arranged with the second gear 30, a fixed support fixedly connected with the main shell 10 and used for rotationally supporting the first roller 50, and a movable support 70 rotationally supporting the second roller 60; two support legs 71 are arranged on one side, away from the first roller 50, of the movable support 70 in a protruding mode, clamping blocks 72 are transversely arranged at the tail ends of the support legs 71, and guide inclined planes are arranged on the sides, away from each other, of the two clamping blocks 72; the main housing 10 is provided with a movable groove 13 at a position close to the movable bracket 70, and the movable bracket 70 is at least partially movably positioned in the movable groove 13; the main housing 10 has two limiting holes 131 corresponding to the two legs 71 in the movable slot 13; the leg 71 can pass through the limiting hole 131 by the guiding action of the guiding inclined surface of the clamping block 72. Therefore, when the ink ribbon dispenser does not work, the movable support 70 can be far away from the fixed support and can be limited, so that the second roller 60 is far away from the first roller 50, the ink ribbon is prevented from being corroded, and the service life of the ink ribbon is prolonged.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, and any modifications, equivalents or improvements that are within the spirit of the present invention are intended to be covered by the following claims.

Claims

1. The utility model provides a special printing ribbon support of bank with ribbon anticorrosion function which characterized in that: the device comprises a main shell, a first gear rotationally arranged in the main shell, a second gear rotationally arranged in the main shell and meshed with the first gear, at least one first roller coaxially arranged with the first gear, at least one second roller coaxially arranged with the second gear, a fixed support fixedly connected with the main shell and used for rotationally supporting the first roller, and a movable support movably arranged in the main shell and used for rotationally supporting the second roller; two support legs are arranged on one side of the movable support far away from the first roller in a protruding mode, clamping blocks are transversely arranged at the tail ends of the support legs, and guide inclined planes are arranged on the sides, far away from each other, of the two clamping blocks; the main shell is provided with a movable groove at a position close to the movable support, and at least part of the movable support is movably positioned in the movable groove; the main shell is provided with limiting holes corresponding to the two support legs in the movable groove; the supporting leg can pass through the limiting hole through the guiding function of the guiding inclined plane of the clamping block.

2. A bank-specific print ribbon holder with ribbon corrosion protection as claimed in claim 1, wherein: the first gear and the first roller are sleeved on a first rotating shaft, and the second gear and the second roller are sleeved on a second rotating shaft; the fixed support is used for rotatably supporting the first rotating shaft, and the movable support is used for rotatably supporting the second rotating shaft.

3. The bank-specific print ribbon holder with ribbon corrosion protection as claimed in claim 2, wherein: the width of the limiting hole is larger than the sum of the widths of the supporting legs and the clamping blocks.

4. The bank-specific print ribbon holder with ribbon corrosion protection as claimed in claim 2, wherein: the middle part of the main shell is provided with a color band accommodating cavity, one side in the main shell is provided with a color band supply channel, and the other side is provided with a color band recovery channel; the first rotating shaft and the second rotating shaft are rotatably arranged between the ribbon accommodating cavity and the ribbon supply channel.

5. The bank-specific print ribbon holder with ribbon corrosion protection as claimed in claim 4, wherein: the first roller and the second roller are both rubber rings or silica gel rings, the first roller is in interference fit with the first rotating shaft, and the second roller is in interference fit with the second rotating shaft.

6. The bank-specific print ribbon holder with ribbon corrosion protection as claimed in claim 2, wherein: the main shell is provided with a guide groove corresponding to the second rotating shaft, and the end part of the second rotating shaft is positioned in the guide groove.

7. A bank-specific print ribbon holder with ribbon corrosion protection as claimed in claim 1, wherein: the ink replenishing device further comprises an ink replenishing assembly arranged on one side of the first roller.

8. The bank-specific print ribbon holder with ribbon corrosion protection as claimed in claim 7, wherein: the ink supplementing assembly comprises an ink storage box, an ink storage cotton block located in the ink storage box, and an ink guide cotton strip extending from the ink storage cotton block to the outside of the ink storage box, and the tail end of the ink guide cotton strip is abutted to the first roller.