JPH0423008Y2 - - Google Patents
Info
- Publication number
- JPH0423008Y2 JPH0423008Y2 JP20218085U JP20218085U JPH0423008Y2 JP H0423008 Y2 JPH0423008 Y2 JP H0423008Y2 JP 20218085 U JP20218085 U JP 20218085U JP 20218085 U JP20218085 U JP 20218085U JP H0423008 Y2 JPH0423008 Y2 JP H0423008Y2
- Authority
- JP
- Japan
- Prior art keywords
- holding member
- printing
- printing unit
- head
- cylindrical body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000007639 printing Methods 0.000 claims description 40
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 239000002184 metal Substances 0.000 description 6
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 6
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Impact Printers (AREA)
Description
【考案の詳細な説明】
〔産業上の利用分野〕
この考案は、ドツトインパクト印字ヘツドに関
し、特に圧電素子を用いた印字ユニツトを搭載し
たドツトインパクト印字ヘツドに関する。[Detailed Description of the Invention] [Industrial Application Field] This invention relates to a dot impact printing head, and particularly to a dot impact printing head equipped with a printing unit using a piezoelectric element.
第４図は従来のドツトインパクト印字ヘツドの
断面図である。図において、Ｕは印字ユニツト
で、第５図の取付説明図に示すように、圧電体５
１と、取付部材５２と、第１、第２、第３および
第４の結合部材５３，５４，５５，５６と、第
１、第２および第３の可動部材５７，５８，５９
と、第５および第６の結合部材６０，６１と、ピ
ン６２とより構成され、前記圧電体５１はその下
端部が取付部材（保持部）５２に固定され、上端
部が第１および第２の結合部材５３，５４を介し
てそれぞれ第１および第２の可動部材５７，５８
の下端部に結合されている。前記第１および第２
の可動部材５７，５８は、その下端部がそれぞれ
第３および第４の結合部材５５，５６を介して前
記取付部材５２に結合されている。前記第３の可
動部材５９はその基端部が第５および第６の結合
部材６０，６１を介してそれぞれ前記第１および
第２の可動部材５７，５８の他端部に結合され、
先端部にはピン６２の一端が固定されている。前
記取付部材５２には係止部５２ａが形成されてい
る。Ｄは台座（保持部材）で、印字ユニツトＵの
取付部材５２を嵌挿する凹部７０が複数個形成さ
れている。Ｋは押え金具で、この側面に取付部材
５２の上部を嵌合する切欠部８０を形成してい
る。Ｎは、押え金具Ｋを台座Ｄに固定するねじで
ある。Ｃはカバー、S1，S2はそれぞれ第１および
第２のピン整列部材で、カバーＣの上部中央部に
配設され、該ピン整列部材S1，S2にはピン６２の
ガイド孔が所定の位置に形成されている。
FIG. 4 is a sectional view of a conventional dot impact printing head. In the figure, U is a printing unit, and as shown in the installation explanatory diagram of FIG.
1, a mounting member 52, first, second, third and fourth coupling members 53, 54, 55, 56, and first, second and third movable members 57, 58, 59.
, fifth and sixth coupling members 60 and 61, and a pin 62. The first and second movable members 57, 58 are connected via coupling members 53, 54, respectively.
is connected to the lower end of the Said first and second
The lower end portions of the movable members 57 and 58 are coupled to the mounting member 52 via third and fourth coupling members 55 and 56, respectively. The third movable member 59 has its base end coupled to the other end of the first and second movable members 57 and 58 via fifth and sixth coupling members 60 and 61, respectively,
One end of a pin 62 is fixed to the tip. A locking portion 52a is formed on the mounting member 52. D is a pedestal (holding member), and a plurality of recesses 70 into which the mounting member 52 of the printing unit U is inserted are formed. Reference numeral K denotes a presser metal fitting, and a notch 80 into which the upper part of the mounting member 52 fits is formed on the side surface of the holding metal fitting. N is a screw for fixing the presser fitting K to the base D. C is a cover, S 1 and S 2 are first and second pin alignment members, respectively, which are arranged at the upper center of the cover C, and the pin alignment members S 1 and S 2 have guide holes for the pins 62. formed in a predetermined position.
従来のドツトインパクト印字ヘツドは上記のよ
うに構成され、次のようにして組立てられる。台
座Ｄの凹部７０には、印字ユニツトＵの取付部材
５２を嵌挿し、ついで、押え金具Ｋを係止部５２
ａに当てがうとともにこの押え金具ＫをねじＮに
より台座Ｄに固定し、印字ユニツトＵを台座Ｄに
取り付け、その後、ピン６２を第１および第２の
ピン整列部材S1，S2に導き、台座Ｄの底面をカバ
ーＣの底面に固定する（第５図参照）。 A conventional dot impact print head is constructed as described above and assembled as follows. The mounting member 52 of the printing unit U is fitted into the recess 70 of the pedestal D, and then the presser metal fitting K is inserted into the locking part 52.
a, fix this presser metal fitting K to the pedestal D with screws N, attach the printing unit U to the pedestal D, and then guide the pin 62 to the first and second pin alignment members S 1 and S 2 . , fix the bottom surface of the pedestal D to the bottom surface of the cover C (see FIG. 5).
従来のドツトインパクト印字ヘツドは、台座Ｄ
に深い凹部を形成してこの凹部に印字ユニツトＵ
を嵌挿し、かつ押え金具Ｋにより、凹部に嵌挿し
た印字ユニツトＵが抜けないように構成している
ため、台座Ｄの凹部および押え金具Ｋにおいて高
精度の加工を必要とするという問題点があつた。
The conventional dot impact printing head is mounted on pedestal D.
A deep recess is formed in the recess, and the printing unit U is inserted into this recess.
, and the presser metal fitting K is used to prevent the printing unit U fitted into the recess from coming out.Therefore, there is a problem in that the recess of the base D and the presser metal fitting K require high-precision machining. It was hot.
また、上記のように構成したため、組み立てが
わずらわしいという問題点があつた。 Moreover, since the structure was configured as described above, there was a problem that assembly was troublesome.
この考案は、部品点数を少くするとともに簡単
に組立てができるドツトインパクト印字ヘツドを
提供することを目的としており、印字ユニツトを
保持部材に環状に配置してなるドツトインパクト
印字ヘツドにおいて、
印字ヘツドの印字軸芯方向に延出する筒状体２
ｃ及び筒状体の両端に設け外周面に複数の取付溝
２ｍを放射状に穿設するフランジ部２ｆを設けた
保持部材２と、
前記両フランジ部の複数の取付溝に対応して枠
体１１の両角部に設けた切欠部１１ａを有する圧
電素子１３を用いた複数の印字ユニツト１とを備
えて、
前記保持部材の両フランジ部の取付溝に前記印
字ユニツトの両切欠部の嵌合すると共に接着固定
した後、保持部材をヘツドへの取付手段に固定し
たことを特徴とする。
The purpose of this invention is to provide a dot-impact printing head that can reduce the number of parts and be easily assembled.The dot-impact printing head has a printing unit arranged in a ring around a holding member. Cylindrical body 2 extending in the axial direction
c and a holding member 2 provided with a flange portion 2f provided at both ends of a cylindrical body and having a plurality of mounting grooves 2m radially bored on the outer circumferential surface; a plurality of printing units 1 using piezoelectric elements 13 having notches 11a provided at both corners of the holding member, both notches of the printing units fitting into mounting grooves of both flanges of the holding member; After being fixed with adhesive, the holding member is fixed to the attachment means to the head.
第１図ないし第３図はこの考案の一実施例を示
す。図において、１は印字ユニツトで、第２図に
示すように、第１の作動杆１０と、枠体（保持
部）１１と、第２の作動杆１２と、圧電体１３
と、第１および第２の薄肉ヒンジ部１４，１５
と、第１および第２の可撓部材１６，１７と、ピ
ン１８とより構成され、前記第１の作動杆１０は
その一端部を第１の薄肉ヒンジ部１４を介して枠
体１１に、他端部を第１の可撓部材１６を介して
第２の作動杆１２の一端部を取り付け、第２の作
動杆１２は第２の可撓部材１７を介して枠体１１
に取り付け、前記圧電体１３はその一端部を枠体
に固定し、他端部は第２の薄肉ヒンジ部１５を介
して前記第１の作動杆に取り付けている。前記枠
体１１の両角部に切欠部１１ａを設けている。２
は保持部材で、第３図に示すように、印字ヘツド
の印字軸芯方向に延出する筒状体（以下円筒体と
いう）２ｃと、その両端に一体或は別体に固定し
たフランジ部２ｆとより構成され、このフランジ
部２ｆの外周面には複数の取付溝２ｍが放射状に
穿設されている。また、蓋３ａを有し、この蓋３
ａの上部中央部には第１および第２のピン整列部
材４，５が取り付けられ、一方ヘツドへの取付手
段としての例えば断面Ｕ字状の収容箱３の底面
に、保持部材２がねじ６により取り付けられる。
1 to 3 show an embodiment of this invention. In the figure, reference numeral 1 denotes a printing unit, which, as shown in FIG.
and first and second thin hinge parts 14 and 15
, first and second flexible members 16 and 17, and a pin 18, and the first operating rod 10 has one end connected to the frame 11 via a first thin hinge portion 14, and One end of the second operating rod 12 is attached to the other end via the first flexible member 16, and the second operating rod 12 is attached to the frame 11 via the second flexible member 17.
One end of the piezoelectric body 13 is fixed to the frame, and the other end is attached to the first operating rod via a second thin hinge part 15. Notches 11a are provided at both corners of the frame 11. 2
3 is a holding member, which includes a cylindrical body (hereinafter referred to as the cylindrical body) 2c extending in the direction of the printing axis of the printing head, and flange portions 2f fixed integrally or separately to both ends of the cylindrical body 2c, as shown in FIG. A plurality of mounting grooves 2m are radially bored on the outer peripheral surface of the flange portion 2f. Further, it has a lid 3a, and this lid 3
First and second pin aligning members 4 and 5 are attached to the upper central part of a, while the holding member 2 is attached to a screw 6 on the bottom surface of a storage box 3 having a U-shaped cross section, for example, as a means for attaching it to the head. Attached by
この考案のドツトインパクト印字ヘツドにおい
て、印字ユニツト１を保持部材２に取り付けるに
は、まず第３図に示すように、切欠部１１ａを取
付溝２ｍに嵌合して、その嵌合部を接着する。そ
して所定数の印字ユニツト１を保持部材２に取り
付けた後、保持部材２を収容箱３の底面にねじ６
により固着し、蓋３ａを閉じる。このとき、ピン
１８を第１および第２のピン整列部材４，５に貫
装する。
In the dot impact printing head of this invention, in order to attach the printing unit 1 to the holding member 2, first, as shown in FIG. 3, the notch 11a is fitted into the mounting groove 2m and the fitting part is glued. . After attaching a predetermined number of printing units 1 to the holding member 2, the holding member 2 is attached to the bottom of the storage box 3 using screws 6.
, and close the lid 3a. At this time, the pin 18 is inserted through the first and second pin alignment members 4 and 5.
本考案は、保持部材２を円筒体２Ｃとフランジ
部２ｆとより構成するとともにフランジ部２ｆに
取付溝２ｍを刻設するように構成したから、保持
部材２および取付溝２ｍの加工は非常に容易で、
加工工数を削減することができる。 In the present invention, the holding member 2 is composed of the cylindrical body 2C and the flange portion 2f, and the mounting groove 2m is carved in the flange portion 2f, so the processing of the holding member 2 and the mounting groove 2m is very easy. in,
The number of processing steps can be reduced.
また、フランジ部２ｆに刻設した取付溝２ｍに
印字ユニツト１の切欠部１１ａを嵌合するように
構成したから、取付溝２ｍに切欠部１１ａを嵌合
するとともに接着して印字ユニツト１を固定する
ことができ、固定のために、他の部材を必要とし
ない。 Furthermore, since the notch 11a of the printing unit 1 is configured to fit into the mounting groove 2m carved in the flange portion 2f, the printing unit 1 is fixed by fitting the notch 11a into the mounting groove 2m and bonding. and does not require any other members for fixation.
さらに、取付溝２ｍに切欠部１１ａを嵌合する
とともに接着するように構成したため、ドツトイ
ンパクト印字ヘツドの組立が容易になるとともに
組立工数が削減され、作業能率の向上をはかるこ
とができる。 Furthermore, since the notch 11a is fitted into the mounting groove 2m and is bonded, assembly of the dot impact printing head is facilitated, the number of assembly steps is reduced, and work efficiency can be improved.
〔考案の効果〕
この考案は上記のように構成したため、保持部
材の加工が容易であるとともに加工工数を削減で
きるという効果がある。[Effects of the invention] Since this invention is constructed as described above, it has the advantage that the holding member can be easily processed and the number of processing steps can be reduced.
また、保持部材２のみにより印字ユニツト１を
支持するため、組付が容易で部品点数を少なくで
きるから、ドツトインパクト印字ヘツドの組立が
簡単に行なえ、作業能率の向上をはかることがで
きるという効果がある。 In addition, since the printing unit 1 is supported only by the holding member 2, assembly is easy and the number of parts can be reduced, so the dot impact printing head can be easily assembled and work efficiency can be improved. be.
第１図はこの考案の一実施例を示す図、第２図
は第１図に示す印字ユニツトの拡大図、第３図は
印字ユニツトを保持部材に取り付けた状態を示す
図、第４図はドツトインパクト印字ヘツドの従来
例を示す図、第５図は第４図に示す印字ユニツト
の取付説明図である。
図において、１……印字ユニツト、２……保持
部材、２ｃ……円筒体、２ｆ……フランジ部、２
ｍ……取付溝、１１……枠体である。
Figure 1 is a diagram showing an embodiment of this invention, Figure 2 is an enlarged view of the printing unit shown in Figure 1, Figure 3 is a diagram showing the printing unit attached to the holding member, and Figure 4 is an enlarged view of the printing unit shown in Figure 1. A diagram showing a conventional example of a dot impact printing head, and FIG. 5 is an explanatory diagram of the installation of the printing unit shown in FIG. 4. In the figure, 1...Printing unit, 2...Holding member, 2c...Cylindrical body, 2f...Flange portion, 2
m...Mounting groove, 11...Frame body.
Claims (1)
ドツトインパクト印字ヘツドにおいて、 印字ヘツドの印字軸芯方向に延出する筒状体２
ｃ及び筒状体の両端に設け外周面に複数の取付溝
２ｍを放射状に穿設するフランジ部２ｆを設けた
保持部材２と、 前記両フランジ部の複数の取付溝に対応して枠
体１１の両角部に設けた切欠部１１ａを有する圧
電素子１３を用いた複数の印字ユニツト１とを備
えて、 前記保持部材の両フランジ部の取付溝に前記印
字ユニツトの両切欠部の嵌合すると共に接着固定
した後、保持部材をヘツドへの取付手段に固定し
たことを特徴とするドツトインパクト印字ヘツ
ド。[Scope of Claim for Utility Model Registration] In a dot impact printing head in which a printing unit is arranged annularly on a holding member, a cylindrical body 2 extending in the direction of the printing axis of the printing head.
c and a holding member 2 provided with a flange portion 2f provided at both ends of a cylindrical body and having a plurality of mounting grooves 2m radially bored on the outer circumferential surface; a plurality of printing units 1 using piezoelectric elements 13 having notches 11a provided at both corners of the holding member, both notches of the printing units fitting into mounting grooves of both flanges of the holding member; A dot impact printing head characterized in that, after being fixed with adhesive, a holding member is fixed to a means for attaching to the head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20218085U JPH0423008Y2 (en) | 1985-12-25 | 1985-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20218085U JPH0423008Y2 (en) | 1985-12-25 | 1985-12-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62107947U JPS62107947U (en) | 1987-07-10 |
| JPH0423008Y2 true JPH0423008Y2 (en) | 1992-05-27 |
Family
ID=31166319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20218085U Expired JPH0423008Y2 (en) | 1985-12-25 | 1985-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0423008Y2 (en) |
-
1985
- 1985-12-25 JP JP20218085U patent/JPH0423008Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62107947U (en) | 1987-07-10 |
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