CN217622850U

CN217622850U - Deviation-preventing printer shaft core support

Info

Publication number: CN217622850U
Application number: CN202221287662.8U
Authority: CN
Inventors: 韩明
Original assignee: Weihai Lailin Precision Machinery Co ltd
Current assignee: Weihai Lailin Precision Machinery Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-10-21
Anticipated expiration: 2032-05-27

Abstract

The utility model discloses a deviation-proof printer shaft core support, which relates to the field of printers, and comprises a support shell and a driving piece, wherein the driving piece is accommodated in the support shell and comprises two clamping plates; the buffer parts are embedded on one opposite sides of the two clamping plates; wherein, the two clamping plates that move in opposite directions drive the bolster to the axle center elastic contact for the axle center is cushioned. Two grip blocks drive corresponding bolster to the spacing centering centre gripping of axle core, and that is, the bolster through axle core both ends both sides plays limiting displacement to the axle core, prevents that the axle core from producing the skew, and through the effect of bolster moreover, after the axle core produces the skew, utilizes the elasticity of elastic component self, can order about the axle core and produce and reset, plays the effect of preventing the skew.

Description

Deviation-preventing printer shaft core support

Technical Field

The utility model relates to a printer field, in particular to prevent printer axle core support of departure.

Background

The finished product of the carbon tape generally comprises a shaft core, an inner guide film, a carbon tape original tape, an outer guide film and a sticky tape. The carbon ribbon original ribbon is the core part of the product, and the others are auxiliary materials. The carbon ribbon shaft core is usually made of paper and plastic, and cannot deform and slide during printing.

When printing, need adopt the support to carry on spacingly to the axle core, prevent that the axle core from producing the skew when printing.

The existing shaft core bracket usually comprises a bracket body with a groove, and the shaft core is embedded in the groove, but the embedded structure has a better fixing function on the shaft core. However, the shaft core is generally low in hardness, and long-time embedding causes plastic deformation of the shaft core, so that the shaft core is difficult to use for a long time, and during printing, vibration of the shaft core interacts with the support, so that the shaft core is slowly deformed, and the service life is shortened.

SUMMERY OF THE UTILITY MODEL

In order to achieve the above object, the utility model adopts the following technical scheme: the anti-deviation printer shaft core support comprises a support shell and a driving piece, wherein the driving piece is accommodated in the support shell and comprises two clamping plates; the buffer parts are embedded on one opposite sides of the two clamping plates; the two clamping plates moving in opposite directions drive the buffer parts to elastically contact the shaft core, so that the shaft core is buffered.

Furthermore, the buffer part comprises an installation plate embedded in the clamping plate, and an elastic part is attached to one side in the installation plate.

Furthermore, the mounting plate is sunken towards one side back to the advancing direction of the clamping plate, the sunken surface is an arc surface, and the elastic piece is attached to the arc-shaped concave surface of the clamping plate.

Furthermore, a plurality of grooves are formed in the contact surface of the elastic piece and the shaft core, and the grooves are distributed in an array mode.

Furthermore, the elastic element comprises two contact plates which are distributed in parallel, and a stress element is arranged between the two contact plates.

Furthermore, the stress piece is formed by hinging two movable sheets in a crossed manner and is distributed at equal intervals along the length direction of the contact plate.

Furthermore, a torsional spring is arranged at the hinged position of the two movable sheets, and the end parts of the movable sheets are movably arranged along the surfaces of the corresponding contact plates.

Further, the driving part comprises a mounting frame accommodated in the inner top of the bracket shell, the two clamping plates move towards each other below the mounting frame, and a transmission part is accommodated in the mounting frame.

Furthermore, two cylinders which are distributed in parallel are arranged between the two clamping plates, and the two cylinders are arranged in opposite directions.

Further, the driving medium sets up in the inside gear of installation frame including rotating, and the both sides of gear all mesh has the rack, and the rack slides along installation frame inner wall to with corresponding grip block fixed connection.

Compared with the prior art, the utility model discloses following beneficial effect has:

two grip blocks drive corresponding bolster to the spacing centering centre gripping of axle core, also be, play limiting displacement to the axle core through the bolster of axle core both ends both sides, prevent that the axle core from producing the skew, through the effect of bolster moreover, produce the skew back at the axle core, utilize the elasticity of elastic component self, can order about the axle core and produce and reset, play the effect of preventing the skew.

Drawings

Fig. 1 is a schematic front view of the central spindle bracket of the present invention;

FIG. 2 is a schematic cross-sectional view of the driving member of the present invention;

FIG. 3 is a schematic view of a cross-sectional structure of the clamping plate of the present invention;

FIG. 4 is a schematic cross-sectional view of the elastic member of the present invention;

wherein, the names corresponding to the reference numbers are:

10. a bracket housing; 20. a drive member; 21. a clamping plate; 22. a mounting frame; 23. a cylinder; 24. a transmission member; 241. a gear; 242. a rack; 30. a buffer member; 31. mounting a plate; 32. an elastic member; 321. a contact plate; 322. a force-receiving member; 3221. a movable sheet; 3222. a torsion spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Examples

As shown in fig. 1 to 4, the deviation-preventing printer spindle bracket in the present embodiment includes a bracket housing 10, wherein a driving member 20 is accommodated in the bracket housing 10;

the driving member 20 comprises two clamping plates 21, and a buffer member 30 is embedded at one opposite side of the two clamping plates 21;

the two clamping plates 21 moving in opposite directions drive the buffer member 30 to elastically contact the shaft core, so that the shaft core is buffered.

Referring to fig. 3 and 4, the buffer 30 includes an installation plate 31 embedded in the clamping plate 21, and an elastic member 32 is attached to an inner side of the installation plate 31;

furthermore, the mounting plate 31 is recessed towards one side away from the advancing direction of the clamping plate 21, the recessed surface is an arc surface, and the elastic element 32 is attached to the arc-shaped concave surface of the clamping plate 21;

furthermore, a plurality of grooves are formed on the contact surface of the elastic element 32 and the shaft core, and the plurality of grooves are distributed in an array manner;

that is, the groove is opened in the surface of the contact plate 321.

When the clamping plate is used, when the clamping plate 21 is used for clamping the shaft core, the arc concave surface of the elastic piece 32 is in contact with the shaft core, and the surface of the elastic piece 32 is provided with the groove, so that air in the groove can be discharged when the elastic piece is in contact with the shaft core, the air is adsorbed together with the shaft core, and the elastic piece 32 can deform and play a role in buffering and protecting the shaft core.

Referring to fig. 3 and 4, the elastic element 32 includes two contact plates 321 distributed in parallel, and a force-bearing element 322 is disposed between the two contact plates 321;

further, the force-bearing member 322 is formed by two movable pieces 3221 hinged together in a crossing manner, and is equidistantly distributed along the length direction of the contact plate 321;

further, a torsion spring 3222 is disposed at the hinge joint of the two movable pieces 3221, and the end of the movable piece 3221 is movably disposed along the surface of the corresponding contact plate 321.

During the use, after elastic component 32 and axle core contact, corresponding contact plate 321 can receive the force and drive atress piece 322 and produce and warp, and corresponding torsional spring 3222 also can produce and warp, consequently, based on torsional spring 3222 and elastic component 32 warp, can play the cushioning effect to the axle core, when preventing the skew of axle core, can also play the guard action to the axle core.

Referring to fig. 2, the driving member 20 includes a mounting frame 22 accommodated in the top of the rack housing 10, two clamping plates 21 move toward each other below the mounting frame 22, and a transmission member 24 is accommodated in the mounting frame 22;

further, two cylinders 23 distributed in parallel are arranged between the two clamping plates 21, and the two cylinders 23 are arranged in opposite directions; in use, the transmission member 24 transmits between the two clamping plates 21;

further, the transmission member 24 includes a gear 241 rotatably disposed inside the mounting frame 22, and racks 242 are engaged on both sides of the gear 241, and the racks 242 slide along the inner wall of the mounting frame 22 and are fixedly connected to the corresponding clamping plates 21.

When the buffer device is used, the cylinder 23 is used as a power source, when the shaft core needs to be prevented from deviating, the cylinder 23 is started, the cylinder 23 pushes one of the clamping plates 21 to move, the clamping plate 21 drives the corresponding rack 242 to move, and then the rack 242 is meshed with the gear 241 to drive the other clamping plate 21 to move, so that the two clamping plates 21 drive the buffer members 30 to move oppositely.

In the scheme, when the shaft core needs to be prevented from deviating, the cylinder 23 is started to serve as a power source, and the transmission piece 24 is used for playing a transmission role; make two grip blocks 21 drive the spacing centering centre gripping of corresponding bolster 30 countershaft core, promptly, the bolster 30 through both sides of countershaft core both ends plays limiting displacement to the countershaft core, prevents that the countershaft core from producing the skew, and through the effect of bolster 30, after the countershaft core produces the skew, utilizes the elasticity of elastic component 32 self, can order about the countershaft core and produce and reset, plays the effect of preventing the skew.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are 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. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A deviation-preventing printer shaft core support comprises a support shell (10) and is characterized by also comprising a support body,

a driving member (20) accommodated inside the bracket shell (10) and comprising two clamping plates (21);

a buffer member (30) fitted to one side of the two holding plates (21) opposite to each other;

the two clamping plates (21) moving in opposite directions drive the buffer piece (30) to elastically contact the shaft core, so that the shaft core is buffered.

2. The deviation-preventing printer shaft core support according to claim 1, characterized in that the buffer member (30) comprises a mounting plate (31) embedded in the clamping plate (21), and an elastic member (32) is attached to one side in the mounting plate (31).

3. The deviation-preventing printer shaft core support frame as claimed in claim 2, wherein the mounting plate (31) is recessed towards one side away from the advancing direction of the clamping plate (21), the recessed surface is a cambered surface, and the elastic member (32) is attached to the cambered surface of the clamping plate (21).

4. The anti-deviation printer shaft core support according to claim 3, wherein a plurality of grooves are formed in the contact surface of the elastic member (32) and the shaft core, and the grooves are distributed in an array.

5. The printer shaft core support preventing deviation according to claim 4, characterized in that the elastic member (32) comprises two contact plates (321) distributed in parallel, and a force bearing member (322) is arranged between the two contact plates (321).

6. The printer spindle bracket for preventing deviation according to claim 5, wherein the force-bearing member (322) is formed by two movable pieces (3221) hinged in a crossed manner and distributed at equal intervals along the length direction of the contact plate (321).

7. The printer spindle bracket for preventing deviation according to claim 6, wherein a torsion spring (3222) is arranged at the hinge joint of the two movable pieces (3221), and the end of each movable piece (3221) is movably arranged along the surface of the corresponding contact plate (321).

8. A deviation-preventing printer spindle carrier according to claim 3, in which the actuating member (20) comprises a mounting frame (22) received in the interior of the carrier housing (10) at the top, the two clamping plates (21) being displaced towards each other below the mounting frame (22), the mounting frame (22) receiving the actuating member (24) therein.

9. The printer spindle bracket of claim 8, characterized in that two parallel cylinders (23) are arranged between the two clamping plates (21), and the two cylinders (23) are arranged in opposite directions.

10. The deviation-proof printer spindle bracket according to claim 9, characterized in that the transmission member (24) comprises a gear (241) rotatably disposed inside the mounting frame (22), wherein racks (242) are engaged with both sides of the gear (241), and the racks (242) slide along the inner wall of the mounting frame (22) and are fixedly connected with the corresponding clamping plates (21).