JPH0623761U - Ribbon cassette - Google Patents

Abstract

(57)【要約】 【目的】新しいインキリボンをカセットに装着したり入
れ替えたりするとき、テンションばねを指で押し拡げな
がらその隙間にリボンを通さなくてもよく、したがっ
て、テンションばねの変形や紛失を防ぐことができると
ともに、蓋をしたとき自動的にテンションばねの係止が
外されて、係止の外し忘れによる事故を防げるリボンカ
セットの提供を目的とする。 【構成】２つの開口部間にインキリボンにテンションを
与えるバネ部材を設け、カセツト本体の底片にバネ部材
をインキリボンから離間して係止する係止部材を立設す
るとともに、蓋体にバネ部材を係止部材の係止から解除
するリブを立設してなる、構成とした。 (57) [Summary] [Purpose] When installing or replacing a new ink ribbon in the cassette, you do not have to push the tension spring with your fingers and pass the ribbon through the gap, so the tension spring may be deformed or lost. It is an object of the present invention to provide a ribbon cassette in which the tension spring can be automatically unlocked when the lid is closed, and an accident due to forgetting to unlock the lock can be prevented. [Structure] A spring member for applying tension to an ink ribbon is provided between two openings, and a locking member for locking the spring member away from the ink ribbon is erected on a bottom piece of the cassette body, and a spring is provided on a lid. A rib is provided upright to release the member from the locking of the locking member.

Description

【考案の詳細な説明】[Detailed description of the device]

【０００１】[0001]

【産業上の利用分野】[Industrial applications]

本考案はワ−プロ用のプリンタに熱転写インキリボンを走行させるリボンカセ ットに関する。 The present invention relates to a ribbon cassette for running a thermal transfer ink ribbon on a printer for a word processor.

【０００２】[0002]

【従来の技術】[Prior art]

近来、ワ−ドプロセッサ等に熱転写インキリボンが広く使われるようになって きた。しかし、この熱転写用のインキリボンをリボンカセットに装着したり、新 しいリボンを入れ替えたりするとき、極く薄いフィルム上に熱転写インキを塗布 した弾性のないリボンを、テンションばねを指で押し拡げながらその隙間に通す 作業はわずらわしく、かつ、手指の汚れる作業であった。また、手指でテンショ ンばねを押し拡げるため、テンションばねの変形や紛失がしばしば発生した。ま た、その対策としてテンションばねを係止部に係止させるものもあるが、蓋を取 付けるとき、その係止を外し忘れてテンションなしでリボンを走行させてしまう ことがあり、そのためにプリンタを破損する事故もしばしばあった。 Recently, thermal transfer ink ribbons have been widely used in word processors and the like. However, when installing this thermal transfer ink ribbon in a ribbon cassette or replacing a new ribbon, the elastic spring coated with thermal transfer ink on an extremely thin film should be spread by pressing the tension spring with your fingers. The work of passing through the gap was troublesome and the hands were dirty. In addition, since the tension spring is pushed out with fingers, the tension spring is often deformed or lost. In addition, as a countermeasure, there is a method in which the tension spring is locked to the locking part, but when installing the lid, you may forget to remove the locking and run the ribbon without tension, so that the printer There were often accidents that damaged the car.

【０００３】[0003]

【考案が解決しようとする課題】[Problems to be solved by the device]

本考案は、新しい熱転写インキリボンをリボンカセットに装着したり入れ替え たりするとき、手指でテンションばねを押し拡げながらその隙間にリボンを通す ようなことがなく、したがって、テンションばねの変形や紛失を防げるとともに 、蓋をしたときテンションばねの係止が自動的に外されて、外し忘れてテンショ ンなしで印字を行うことが防止できるリボンカセットの提供を目的とする。 The present invention prevents the tension spring from being deformed or lost when the new thermal transfer ink ribbon is mounted or replaced in the ribbon cassette without pushing the tension spring with fingers and passing the ribbon through the gap. At the same time, it is an object of the present invention to provide a ribbon cassette in which the tension spring is automatically unlocked when the lid is closed, and it is possible to prevent forgetting to remove the tension spring and performing printing without tension.

【０００４】[0004]

【課題を解決するための手段】[Means for Solving the Problems]

本考案は前記課題を解決するため、リボンカセットの構造を、２つの開口部を 有するカセット本体と蓋体からなり、カセット本体に巻き取りコアと供給コアを 設け、両コアにインキリボンを張り渡して開口部で露出させヘッドで印字させる リボンカセットにおいて、２つの開口部間にインキリボンにテンションを与える バネ部材を設け、カセット本体の底面にバネ部材をインクリボンから離間して係 止する係止部材を立設するとともに、蓋体にバネ部材を係止部材の係止を解除す るリブを立設してなる、構成とした。 In order to solve the above problems, the present invention has a structure of a ribbon cassette, which is composed of a cassette body having two openings and a lid, a winding core and a supply core are provided in the cassette body, and an ink ribbon is stretched on both cores. In the ribbon cassette, a spring member that gives tension to the ink ribbon is provided between the two openings in the ribbon cassette, and the bottom of the cassette body is locked to separate the spring member from the ink ribbon. The member is erected, and the lid member is provided with a rib for urging the spring member to unlock the locking member.

【０００５】[0005]

【作用】[Action]

本考案によれば、供給コアから繰り出されたリボンは、２つの開口部を通って 巻き取りコアに巻き取られるが、一方の開口部でサ−マルヘッドにより印字され るとともに、２つの開口部間に設けたバネ部材によりテンションを与えられる。 蓋体を外したときは、バネ部材を係止部材に係止させてリボンから離間させるよ うにし、蓋体を本体に取付けたときは蓋体に立設したリブでバネ部材を押圧して 係止を自動的に外し、インキリボンにテンションを与えるようにしてある。 According to the present invention, the ribbon fed from the supply core is wound around the take-up core through the two openings, and the ribbon is printed by the thermal head at one opening and the space between the two openings. The tension is applied by the spring member provided on the. When the lid is removed, the spring member is locked to the locking member so that it is separated from the ribbon, and when the lid is attached to the main body, the spring member is pressed by the ribs provided upright on the lid. The lock is automatically released to give tension to the ink ribbon.

【０００６】 本考案におけるバネ部材と係止部材の係止は、バネ部材の先端部を湾曲部等の 係止可能な形状にして係止部材に係止させるが、係止部材は底面から立設したロ ッド状のものでもよく、また、そのロッドの側面に突片を平行に突設し、その突 片に係止させてもよい。また、リブはその先端部をテ−パ−状にすると作用がよ りスム−ズとなる。In the locking of the spring member and the locking member in the present invention, the tip of the spring member is made into a shape capable of locking such as a curved portion and locked to the locking member, but the locking member stands from the bottom surface. The rod shape may be provided, or a projecting piece may be projected in parallel to the side surface of the rod and locked to the projecting piece. Further, the ribs have a taper shape at the tip end thereof, so that the operation becomes smoother.

【０００７】[0007]

【実施例】【Example】

次に本考案の実施例を図面により説明する。図１〜図３の実施例において、１ は２つの開口部２を有するカセット本体、３はカセット本体と外形同形の蓋体で 、カセット本体１には巻き取りコア４と供給コア５を設けて熱転写用のインキリ ボン６を巻き回し張り渡してある。インキリボン６はプリンタ本体（図示せず） の駆動力により供給コア５からカセット本体１の底面より立設したピン７、２つ の開口部２を経て巻き取りコア４に走行する。 Next, an embodiment of the present invention will be described with reference to the drawings. 1 to 3, 1 is a cassette body having two openings 2 and 3 is a lid having the same outer shape as the cassette body. The cassette body 1 is provided with a winding core 4 and a supply core 5. Ink ribbon 6 for thermal transfer is wound and stretched. The ink ribbon 6 runs from the supply core 5 to the take-up core 4 through the pins 7 and the two openings 2 provided upright from the bottom surface of the cassette body 1 by the driving force of the printer body (not shown).

【０００８】 ２つの開口部２，２間には、板ばねよりなるバネ部材８と係止部材９を設け、 バネ部材８はその先端部に湾曲部10を設けて、張り渡されたインキリボン６を湾 曲部10の外面で常時外方に押圧するように形成してある。係止部材９はカセット 本体１の底面から立設したロッド状をなし、そのロッド状の側面に突片11を平行 に突設してある。係止部材９は、バネ部材８の湾曲部10が突片11に係止可能とな るようにしてあり、バネ部材８が係止したとき湾曲部がインキリボン６から一定 距離だけ離間するようにしてある。A spring member 8 made of a leaf spring and a locking member 9 are provided between the two openings 2 and 2. The spring member 8 is provided with a curved portion 10 at its tip, and the ink ribbon is stretched over. 6 is formed on the outer surface of the curved portion 10 so as to be constantly pressed outward. The locking member 9 is in the shape of a rod standing upright from the bottom surface of the cassette body 1, and a projecting piece 11 is projected in parallel with the rod-shaped side surface. The locking member 9 is configured such that the curved portion 10 of the spring member 8 can be locked to the projecting piece 11, and the curved portion is separated from the ink ribbon 6 by a certain distance when the spring member 8 is locked. I am doing it.

【０００９】 蓋体３には先端テ−パ−状をなすリブ12が立設してあり、リブ12は、その長さ をカセット本体１の高さより短くし、その位置を係止部材９に係止しているバネ 部材８を内方から押圧してその係止を解除できるような位置としてある。A rib 12 having a taper-like tip is provided upright on the lid body 3. The length of the rib 12 is shorter than the height of the cassette body 1, and the position of the rib 12 is set on the locking member 9. The position is such that the locking spring member 8 can be pressed from the inside to release the locking.

【００１０】 本実施例のリボンカセットで印字を行うには、蓋体３をカセット本体１に取付 けると、リブ12が係止部材９に係止しているバネ部材８の湾曲部10を外方へ押圧 するので、バネ部材８の係止は自動的に係止部材９から外されてインキリボン６ を押圧しテンションを与える。この状態のカセットをプリンタ（図示せず）に装 着し、インキリボン６を走行させ、開口部９を通過するインキリボン６にサ−マ ルヘッド（図示せず）を当てて外側のプラテン上にある被印字紙（ともに図示せ ず）に印字する。In order to perform printing with the ribbon cassette of the present embodiment, the lid 3 is attached to the cassette body 1, and the rib 12 locks the curved member 10 of the spring member 8 to the outside. Since the spring member 8 is pressed in one direction, the locking of the spring member 8 is automatically released from the locking member 9 and presses the ink ribbon 6 to apply tension. The cassette in this state is attached to a printer (not shown), the ink ribbon 6 is made to travel, and a thermal head (not shown) is applied to the ink ribbon 6 passing through the opening 9 and placed on the outer platen. Print on a paper to be printed (both not shown).

【００１１】 本実施例のリボンカセットに両コアに巻き回された熱転写用のインキリボン６ を装着したり、新しいものを入れ替えたりするときは、カセット本体１から蓋体 ３を外し、新しいリボン６を巻き回した両コア４，５をセットした後、バネ部材 ８の湾曲部10を係止部材９の突片11に係止させると、バネ部材８はインキリボン ６（走行路）との間に一定の間隔が形成できるので、その間隔にインキリボン６ を容易に通すことができる。When mounting the thermal transfer ink ribbon 6 wound around both cores on the ribbon cassette of this embodiment or replacing a new one, the lid 3 is removed from the cassette body 1 and the new ribbon 6 After setting both cores 4 and 5 on which the coil is wound, when the curved portion 10 of the spring member 8 is locked to the projecting piece 11 of the locking member 9, the spring member 8 is positioned between the ink ribbon 6 (running path). Since a constant space can be formed in the space, the ink ribbon 6 can be easily passed through the space.

【００１２】[0012]

【考案の効果】[Effect of device]

本考案のリボンカセットは、新しい熱転写インキリボンをリボンカセットに装 着したり入れ替えたりするとき、手指でテンションばねを押し拡げながらその隙 間にリボンを通すようなことがなく係止でき、したがって、テンションばねの変 形や紛失が防止でき、一定のトルクが保てる。また、蓋をしたときはテンション ばねの係止が自動的に外れるようになっているので、外し忘れてテンションなし の印字が行われることを防止できる。 The ribbon cassette of the present invention can be locked when a new thermal transfer ink ribbon is installed or replaced in the ribbon cassette without pushing the tension spring with fingers and passing the ribbon in the gap. Deformation or loss of the tension spring can be prevented and a constant torque can be maintained. Also, when the lid is closed, the tension spring is automatically unlocked, which prevents you from forgetting to remove it and printing without tension.

【図面の簡単な説明】[Brief description of drawings]

【図１】本考案の実施例の組み立て状態を示す斜視図で
ある。FIG. 1 is a perspective view showing an assembled state of an embodiment of the present invention.

【図２】同実施例で蓋を外した状態の平面図である。FIG. 2 is a plan view showing a state in which a lid is removed in the embodiment.

【図３】同実施例で蓋を取付けた状態の平面断面図であ
る。FIG. 3 is a plan sectional view showing a state in which a lid is attached in the embodiment.

【符号の説明】[Explanation of symbols]

１ カセット本体 ２ 開口部 ３ 蓋体 ４ 巻き取りコア ５ 供給コア ６ インキリボン ８ バネ部材 ９ 係止部材 10 湾曲部 12 リブ 1 Cassette Main Body 2 Opening 3 Lid 4 Winding Core 5 Supply Core 6 Ink Ribbon 8 Spring Member 9 Locking Member 10 Curved Part 12 Rib

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 【請求項１】２つの開口部（２）を有するカセット本体
（１）と蓋体（３）からなり、カセット本体（１）に巻
き取りコア（４）と供給コア（５）を設け、両コア
（４），（５）にインキリボン（６）を張り渡して開口
部（２）で露出させヘッドで印字させるリボンカセット
において、２つの開口部（２）間にインキリボン（６）
にテンションを与えるバネ部材（８）を設け、カセット
本体（１）の底面にバネ部材（８）をインクリボン
（６）から離間して係止する係止部材（９）を立設する
とともに、蓋体（３）にバネ部材（８）を係止部材
（９）の係止から解除するリブ（12）を立設してなる、
リボンカセット。1. A cassette body (1) having two openings (2) and a lid (3), wherein the cassette body (1) is provided with a winding core (4) and a supply core (5). In a ribbon cassette in which the ink ribbon (6) is stretched over the cores (4) and (5) and exposed at the opening (2) to print with the head, the ink ribbon (6) is provided between the two openings (2).
Is provided with a spring member (8) for giving a tension to the bottom surface of the cassette body (1), and a locking member (9) for locking the spring member (8) away from the ink ribbon (6) is provided upright. A rib (12) for releasing the spring member (8) from the locking of the locking member (9) is provided upright on the lid (3),
Ribbon cassette.