CN211808517U - Paper loading device of bar code printer - Google Patents

Abstract

The utility model provides a bar code printer dress paper device, including the paper storehouse that holds the scroll, both sides are equipped with a left side and press from both sides paper component and right side and press from both sides the paper component about in the paper storehouse be provided with an adjustment mechanism on the paper storehouse, a left side press from both sides paper component with the right side presss from both sides the paper component and can do the outside removal of opening of synchronous level or the inside removal of drawing in of synchronous level through this adjustment mechanism. Adopt the utility model provides a bar printer adorns paper device specifically as follows technical effect: the loading and unloading scroll is convenient, the operation is simple and easy, be applicable to the scroll of multiple different width, adjust in a flexible way, applicable in having the telescopic or no telescopic scroll of refill, the commonality is strong.

Description

Paper loading device of bar code printer

Technical Field

The utility model relates to a printer field, concretely relates to bar code printer dress paper device.

Background

In the prior art, the barcode printer has a paper bin for accommodating a paper roll, fig. 1 and fig. 2 are paper loading structures of the paper bin common in the prior art, fig. 1 can be assembled with the paper roll having a paper core sleeve, the paper roll passes through the paper core sleeve of the paper roll through a paper shaft 100, and the paper rolls with different widths are adjusted by a baffle 200 sleeved on the paper shaft 100, but some barcode printing papers do not have the paper core sleeve, and cannot be assembled with the structure of fig. 1, fig. 2 can be used for assembling the paper roll without the paper core sleeve, and the baffle 200 has a plurality of clamping positions 300 at the bottom of the paper bin, and the baffle 200 is adjusted to be suitable for the paper rolls with different widths by inserting different clamping positions, so that the flexibility is poor, the adjusted width is not accurate enough, and the printing effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a loading and unloading are convenient, adjust nimble bar code printer dress paper device is provided.

The utility model provides a bar code printer dress paper device, including the paper storehouse that holds the scroll, both sides are equipped with a left side and press from both sides paper component and right side and press from both sides the paper component about in the paper storehouse be provided with an adjustment mechanism on the paper storehouse, a left side press from both sides the paper component with the right side is pressed from both sides the paper component and can be made the synchronous level and outwards open the removal or the inward removal of drawing in of synchronous level through this adjustment mechanism.

Further, the adjusting mechanism comprises a central gear arranged on the front end face of the paper bin, a first rack located below the central gear and meshed with the central gear, and a second rack located above the central gear and meshed with the central gear, the first rack and the second rack are parallel to each other, the first rack is connected with the left paper clamping component, and the second rack is connected with the right paper clamping component.

Further, first rack passes through first joint spare and connects a left side and presss from both sides the paper component seted up the confession on the preceding terminal surface in paper storehouse the first draw-in groove that first joint spare card was gone into, first joint spare card is gone into first draw-in groove can slide on the first draw-in groove, the second rack passes through second joint spare and connects a left side and press from both sides the paper component seted up the confession on the preceding terminal surface in paper storehouse the second draw-in groove that second joint spare card was gone into, second joint spare card is gone into the second draw-in groove can slide on the second draw-in groove.

Further, be connected with the extension spring that resets on first rack or the second rack, first rack or second rack are connected to the one end of extension spring that resets, the other end of extension spring that resets is fixed in on the preceding terminal surface in paper storehouse, a left side press from both sides the paper component with when the synchronous level of right side clamp paper component outwards opens the removal, the extension spring that resets has with a left side press from both sides the paper component with the synchronous level of right side clamp paper component inwards draws in the effort of removal.

Further, a left side presss from both sides paper and constructs a left mounting panel and set up in a left side on the left mounting panel presss from both sides paper baffle, the right side presss from both sides paper component include right mounting panel and set up in a right side on the right mounting panel presss from both sides paper baffle, a left side press from both sides paper baffle with the right side press from both sides paper baffle and be located a left side mounting panel with between the right mounting panel a left side press from both sides paper baffle with the right side press from both sides paper baffle and have the arch of corresponding setting towards each other in the middle part of the surface.

Furthermore, a first groove is formed in the first rack along the length direction of the first rack, a first convex column embedded into the first groove is arranged on the front end face of the paper bin, a second groove is formed in the second rack along the length direction of the second rack, and a second convex column embedded into the second groove is arranged on the front end face of the paper bin.

Adopt the utility model provides a bar printer adorns paper device specifically as follows technical effect: the loading and unloading scroll is convenient, the operation is simple and easy, be applicable to the scroll of multiple different width, adjust in a flexible way, applicable in having the telescopic or no telescopic scroll of refill, the commonality is strong.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

FIG. 1 schematically illustrates a printer having a paper spool according to the background of the present invention;

FIG. 2 schematically illustrates a printer with baffles according to the background of the present invention;

FIG. 3 schematically illustrates a first assembly diagram of a paper loading device of a barcode printer according to an embodiment of the present invention;

FIG. 4 is a schematic diagram illustrating a second assembly of a paper loading device of a barcode printer according to an embodiment of the present invention;

fig. 5 schematically illustrates a bar code printer paper loading device according to an embodiment of the present invention.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, unless otherwise explicitly specified or limited, it is to be noted that the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 3 to 5, the embodiment of the utility model provides a bar code printer dress paper device, including holding the paper storehouse 2 of scroll 1, both sides are equipped with left paper component 21 and the right paper component 22 of pressing from both sides about in the paper storehouse 2, are provided with an adjustment mechanism on paper storehouse 2, and left paper component 21 and the right paper component 22 of pressing from both sides can be made synchronous level and outwards open the removal or synchronous level is inwards drawn in the removal through this adjustment mechanism.

Specifically, the adjusting mechanism comprises a central gear 13 arranged on the front end face of the paper bin 2, a first rack 7 located below the central gear 13 and meshed with the central gear 13, and a second rack 8 located above the central gear 13 and meshed with the central gear, the first rack 7 and the second rack 8 are parallel to each other, the first rack 7 and the second rack 8 are both arranged along the left-right direction, the first rack 7 is connected with a left paper clamping member 21, and the second rack 8 is connected with a right paper clamping member 22. The left-right direction, the up-down direction, and the front-back direction are shown by arrows in fig. 3 to 5.

Specifically, a return tension spring 14 is connected to the first rack 7 or the second rack 8, one end of the return tension spring 14 is connected to the first rack 7 or the second rack 8, in this embodiment, one end of the return tension spring 14 is connected to the second rack 8, the other end of the return tension spring 14 is fixed to the front end surface of the paper bin 2, and when the left paper clamping member 21 and the right paper clamping member 22 synchronously move outward in an opening manner, the return tension spring 14 has an acting force that enables the left paper clamping member 21 and the right paper clamping member 22 to synchronously move inward in a closing manner.

The use method of the paper loading device of the bar code printer comprises the following steps: as shown in fig. 4, the left paper clamping member 21 is manually moved to the left inner wall surface of the paper bin 2, the right paper clamping member 22 is moved to the right inner wall surface of the paper bin 2 through the meshing connection of the first rack 7 and the second rack 8 with the central gear 13, the paper roll 1 is placed in the paper bin 2, the left paper clamping member 21 is released, and the reset tension spring 14 has an acting force for synchronously horizontally drawing and moving the left paper clamping member 21 and the right paper clamping member 22 inwards, as shown in fig. 5, therefore, when the left paper clamping member 21 is released, the left paper clamping member 21 and the right paper clamping member 22 are synchronously horizontally drawn inwards, the left paper clamping member 21 and the right paper clamping member clamp the paper roll 1 through the acting force of the reset tension spring 14, the operation is convenient, the stability of the printer process is improved, and the efficiency of replacing the paper roll 1 is improved.

As a preferred embodiment, the first rack 7 is connected to the left paper clamping member 21 through the first engaging member 9, a first engaging groove 11 for the first engaging member 9 to be inserted is formed in the front end surface of the paper bin 2, the first engaging member 9 is inserted into the first engaging groove 11 and can slide on the first engaging groove 11, the second rack 8 is connected to the left paper clamping member 21 through the second engaging member 10, a second engaging groove 12 for the second engaging member 10 to be inserted is formed in the front end surface of the paper bin 2, and the second engaging member 10 is inserted into the second engaging groove 12 and can slide on the second engaging groove 12. With the preferred embodiment, the meshing connection between the first rack 7 and the second rack 8 and the central gear 13 is more stable, and the stability of the relative movement of the left paper clamping member 21 and the right paper clamping member 22 is improved.

In order to further improve the stability of the relative movement of the left paper clamping member 21 and the right paper clamping member 22, a first slot 15 is formed in the first rack 7 along the length direction of the first rack 7, a first convex column 16 embedded in the first slot 15 is arranged on the front end surface of the paper bin 2, a second slot is formed in the second rack 8 along the length direction of the second rack 8, and a second convex column embedded in the second slot is arranged on the front end surface of the paper bin 2.

As a preferred embodiment, the left paper clamping member 21 includes a left support plate 3 and a left paper clamping baffle 5 disposed on the left support plate 3, the right paper clamping member 22 includes a right support plate 4 and a right paper clamping baffle 6 disposed on the right support plate 4, the left paper clamping baffle 5 and the right paper clamping baffle 6 are disposed between the left support plate 3 and the right support plate 4, and the middle portions of the surfaces of the left paper clamping baffle 5 and the right paper clamping baffle 6 facing each other have a protrusion 17 disposed correspondingly. The protrusions 17 corresponding to the left paper clamping baffle 5 and the right paper clamping baffle 6 are clamped into the axle center through hole of the paper roll 1, so that the paper roll 1 is simple and reliable, and the paper roll 1 can be well stabilized.

Adopt the embodiment of the utility model provides a bar printer dress paper device specifically as follows technical effect: loading and unloading scroll 1 is convenient, and the operation is simple and easy, is applicable to the scroll 1 of multiple different width, adjusts in a flexible way, and applicable in having the telescopic scroll 1 of refill or no refill, the commonality is strong.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A paper loading device of a bar code printer is characterized by comprising a paper bin for containing a paper roll, wherein a left paper clamping component and a right paper clamping component are arranged on the left side and the right side in the paper bin, an adjusting mechanism is arranged on the paper bin, and the left paper clamping component and the right paper clamping component can synchronously horizontally outwards open or synchronously horizontally inwards furl through the adjusting mechanism.

2. The bar code printer paper loading apparatus of claim 1, wherein the adjustment mechanism comprises a central gear disposed on the front face of the paper cartridge, a first rack gear positioned below and in meshing engagement with the central gear, and a second rack gear positioned above and in meshing engagement with the central gear, the first rack gear and the second rack gear being parallel to each other, the first rack gear being connected to the left paper clamping member, the second rack gear being connected to the right paper clamping member.

3. The bar code printer paper loading device according to claim 2, wherein the first rack bar is connected to the left paper clamping member by a first engaging member, a first engaging groove into which the first engaging member is engaged is formed on a front end surface of the paper magazine, the first engaging member is engaged and slidable in the first engaging groove, the second rack bar is connected to the left paper clamping member by a second engaging member, a second engaging groove into which the second engaging member is engaged is formed on the front end surface of the paper magazine, and the second engaging member is engaged and slidable in the second engaging groove.

4. The bar code printer paper loading device according to claim 3, wherein a return tension spring is connected to the first rack or the second rack, one end of the return tension spring is connected to the first rack or the second rack, the other end of the return tension spring is fixed to a front end face of the paper bin, and when the left paper clamping member and the right paper clamping member synchronously and horizontally open and move outwards, the return tension spring has an acting force for synchronously and horizontally drawing the left paper clamping member and the right paper clamping member inwards.

5. The bar code printer paper loading device according to claim 4, wherein the left paper clamping member comprises a left support plate and a left paper clamping baffle plate arranged on the left support plate, the right paper clamping member comprises a right support plate and a right paper clamping baffle plate arranged on the right support plate, the left paper clamping baffle plate and the right paper clamping baffle plate are positioned between the left support plate and the right support plate, and the middle parts of the surfaces of the left paper clamping baffle plate and the right paper clamping baffle plate facing each other are provided with correspondingly arranged bulges.

6. The bar code printer paper loading device according to claim 5, wherein a first slot is formed in the first rack along a length direction of the first rack, a first protruding column embedded in the first slot is arranged on a front end face of the paper bin, a second slot is formed in the second rack along a length direction of the second rack, and a second protruding column embedded in the second slot is arranged on a front end face of the paper bin.

Images