JPS63258728A - Sealing device for packaging machine - Google Patents

Sealing device for packaging machine

Info

Publication number
JPS63258728A
JPS63258728A JP62092833A JP9283387A JPS63258728A JP S63258728 A JPS63258728 A JP S63258728A JP 62092833 A JP62092833 A JP 62092833A JP 9283387 A JP9283387 A JP 9283387A JP S63258728 A JPS63258728 A JP S63258728A
Authority
JP
Japan
Prior art keywords
stand
lower seal
bar
sealing
seal
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.)
Granted
Application number
JP62092833A
Other languages
Japanese (ja)
Other versions
JPH0659891B2 (en
Inventor
辿 菅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to JP62092833A priority Critical patent/JPH0659891B2/en
Publication of JPS63258728A publication Critical patent/JPS63258728A/en
Publication of JPH0659891B2 publication Critical patent/JPH0659891B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【発明の詳細な説明】 (産業上の利用分野) 本発明は包装フィルムを間欠的に挟圧して溶着又は溶断
するシール装置であり、特に一対のシールバーは回転し
、包装フィルムを挟圧したとき、一定時間だけ互いに直
線的に移動して包装フィルムを挟圧し続けるタイプのO
ングシール装置に関する。
Detailed Description of the Invention (Field of Industrial Application) The present invention is a sealing device that welds or fuses a packaging film by intermittently pinching it, and in particular, a pair of sealing bars rotates to pinch the packaging film. A type of O that moves linearly with respect to each other for a certain period of time and continues to pinch the packaging film.
related to a sealing device.

(従来の技術) 従来、比較的溶着しにくい包装フィルムをシールする場
合は、一対のシールバーによって包装フィルムを一定時
間だけ挟圧し持続しなければならないため、特公昭43
−022552号公報に第5図に示すようなシール装置
が開示されている。
(Prior art) Conventionally, when sealing a packaging film that is relatively difficult to weld, the packaging film must be kept under pressure for a certain period of time with a pair of sealing bars.
JP-A-022552 discloses a sealing device as shown in FIG.

該公報に示された装置は、原動軸(1)(21によって
回転するベラ(3)(4)の先端をシールバー(5)(
61の両端のピン(7)(8)に係合し、シールバーT
5H6)を満カム(9)(10)に泊って回転させるも
のであり、前記溝カム(9)、(101は対向部分(9
al(10a)で包装フィルムを挟圧持続するのである
The device disclosed in the publication connects the tips of the bellows (3) (4) rotated by a driving shaft (1) (21) with a seal bar (5) (
It engages with the pins (7) and (8) at both ends of the seal bar T
5H6) is placed on the full cams (9) and (10) to rotate the grooved cams (9) and (101).
The packaging film is kept under pressure with al (10a).

(発明が解決しようとする問題等) しかし、溝カム(9)(10)とピン(708)との間
には、ピンがスムーズに移動することが可能なように僅
かな隙間を設けており、従ってこの隙間のため2個のシ
ールバー(5)(61は包装用フィルムを力強く挟圧で
きない。だからと言ってシールバー(5)(6)を力強
く挟圧すると動かなくなる。シールバー (5)(6)
の内部にスプリングを設け、そのスプリング力を利用し
て包装用フィルムに対する挟圧力を強めているが、力強
さに欠ける欠点があった。
(Problems to be solved by the invention, etc.) However, a small gap is provided between the grooved cams (9) and (10) and the pin (708) so that the pin can move smoothly. Therefore, due to this gap, the two seal bars (5) (61) cannot forcefully pinch the packaging film.However, if you forcefully pinch the seal bars (5) (6), they will not move.Seal bars (5) )(6)
A spring is installed inside the packaging film, and the spring force is used to strengthen the clamping force against the packaging film, but it has the drawback of lacking strength.

本発明は上記の点に鑑み包装フィルムを力良く挟圧する
0ングシール装置を提供することを目的とするものであ
る。
SUMMARY OF THE INVENTION In view of the above points, it is an object of the present invention to provide a sealing device that can forcefully press a packaging film.

(問題点を解決するための手段) 本発明は上記の目的を達成するために、機台の両側に2
個の原動歯車(13H13)を支持し、これら原動歯車
にそれぞれ機台に支持した21!lづつの従動歯車(1
5)[5)(15)(15)を係合すると共に、両側の
2個の従a爾車の上死点の偏芯部分に設けたピン(16
)、(16)の問をそれぞれ連継材(+7)、(+71
で連結し、前記両速継材(17)、(17)の間に下部
シール台(18)を架設すると共に、前記下部シール台
の両端に立設した2本の案内棒(24)(241に上部
シール台(25)の両端を上下動自在に支持し、前記の
下部シール台(18)の上面に下側シールバー(19)
を固定すると共に、前記の上部シール台(25)の下面
に張りバネ(29)(29)を介して上側シールバー(
28)を設ける一方、前記原動歯車(13)(131の
下死点の偏芯部分に設けたピン+32)(32)と前記
の上部シール台(25)(25)の両端とを連接バー(
33)(33)を介して連結したものである。
(Means for Solving the Problems) In order to achieve the above object, the present invention has two parts on both sides of the machine base.
21! driving gears (13H13) are supported, and each of these driving gears is supported by a machine base! 1 driven gear (1
5) [5) (15) At the same time as engaging the pins (16
) and (16), respectively, with continuous material (+7) and (+71
A lower seal stand (18) is constructed between the two speed joint members (17), (17), and two guide rods (24) (241) are installed upright at both ends of the lower seal stand. Both ends of the upper seal stand (25) are supported vertically movably, and a lower seal bar (19) is mounted on the upper surface of the lower seal stand (18).
At the same time, the upper seal bar (
28), while connecting the driving gear (13) (pin +32) (32) provided at the eccentric portion of the bottom dead center of 131 with both ends of the upper sealing base (25) (25).
33) (33).

(作用) 2個の原動歯車(13)(13)を回転させると、これ
(Function) When the two driving gears (13) (13) are rotated, this happens.

ら原動歯車に係合した両側の2個づつの従動歯車(15
)(15)、(15)(151はそれぞれ同じ方向に向
かって回転する。各従動歯車の上死点の偏心部分に設け
たピン(16)(16)間を連結する連継材(17)、
(17)は従vJ歯車の回転と同調して回転し、連継材
(17)、(17)の間に架設した下部シール台(18
)を介してその上に固定した下部シールバー(19)は
連続的な円運動を行う。
Two driven gears (15
) (15), (15) (151) each rotate in the same direction. A continuous member (17) connecting the pins (16) (16) provided at the eccentric part of the top dead center of each driven gear ,
(17) rotates in synchronization with the rotation of the slave VJ gear, and the lower sealing stand (18) is installed between the continuous members (17), (17).
), the lower sealing bar (19) fixed thereon performs a continuous circular movement.

一方前記下部シール台(18)に立設した2本の案内棒
(24)(241に摺動自在に支持した上部シール台(
25)は、下部シール台(18)の回転によって該下部
シール台(18)と同調回転するが、上部シール台(2
5)の両端は連接バー(33)(33)を介して原動歯
車(13)(13)の下死点の偏心部分のピン(32)
、(321と連結しているので、結局上部シール台(2
8)は下部シールバー(19)と接離するように回転す
る。そして上部シール台(25)の下面との間に張りバ
ネ(29)(29)を介して設けた上部シールバー(2
8)は下部シールバー(19)と突き合ったとき、張り
バネ(29)(29)を圧縮して略水平に移動する。そ
れは第4図に示すように、下部シールバー(19)が円
運動であるのに対して、上部シールバー(28)は張り
バネの緩衝によって下部シールバー(19)と突き合っ
ている間だけ該下部シールバーと平行に移動し、その間
だけ包装用フィルムに対する挟圧を継続する。
On the other hand, the upper sealing stand (241) slidably supported on the two guide rods (24) (241) erected on the lower sealing stand (18)
25) rotates synchronously with the lower seal stand (18) due to the rotation of the lower seal stand (18), but the upper seal stand (25) rotates synchronously with the lower seal stand (18).
Both ends of 5) are attached to the pin (32) at the eccentric part of the bottom dead center of the drive gear (13) (13) via the connecting bar (33) (33).
, (Since it is connected to 321, the upper sealing stand (2
8) rotates to come into contact with and separate from the lower seal bar (19). Then, the upper seal bar (2
8) compresses the tension springs (29) and moves substantially horizontally when it butts against the lower seal bar (19). As shown in Figure 4, while the lower seal bar (19) moves in a circular motion, the upper seal bar (28) only moves while it butts against the lower seal bar (19) due to the cushioning of the tension spring. It moves parallel to the lower seal bar and continues to apply pressure to the packaging film only during that time.

(実施例) 本発明の実施例を第1図ないし第3図に基づき説明する
(Example) An example of the present invention will be described based on FIGS. 1 to 3.

第1図に示すように両側の機台(11)(11)に回転
自在に支持した主軸(12)の両端に原動歯車(13)
(13)を固定し、第3図に示すように機台(11)に
軸(14)(14)を介して支持した2個づつの従動歯
車(15)(15)、(15)(15)を前記原動歯車
(13)(13)にそれぞれ係合している。また2fM
づつの従動lfI市(15)(15)、(15)(15
)の偏心部分に設けたピン(16)、(16)の間をそ
れぞれ連継材(17)で連結すると共に、両側の連継材
(17) (17)の間に下部シール台(18)を架設
し、該下部シール台の上面に下部シールバー(19)を
固定している。さらに下部シールバー(19)内のスリ
ット内に切断刃(20)を設け、該切断刃の下面に接続
したロッド(21)+21)を下部シール台(18)の
下面に突出させ、主軸(12)に設けた回転ハンマー(
22)でもって切断刃(20)を上部シールバー(19
)の上に間欠的に叩き出して包装フィルムを切断するよ
うにしている。
As shown in Fig. 1, a driving gear (13) is attached to both ends of the main shaft (12) rotatably supported on the machine bases (11) (11) on both sides.
(13) and two driven gears (15) (15), (15) (15) supported on the machine base (11) via shafts (14) (14) as shown in Figure 3. ) are respectively engaged with the driving gears (13) (13). Also 2fM
The subordinate lfI city (15) (15), (15) (15
) are connected between the pins (16) and (16) provided on the eccentric part of the pins (16), respectively, with continuous joints (17), and a lower sealing stand (18) is connected between the continuous joints (17) on both sides (17). A lower seal bar (19) is fixed to the upper surface of the lower seal stand. Furthermore, a cutting blade (20) is provided in the slit in the lower seal bar (19), and a rod (21)+21) connected to the lower surface of the cutting blade is made to protrude from the lower surface of the lower sealing base (18). ) is equipped with a rotary hammer (
22) to attach the cutting blade (20) to the upper seal bar (19).
) to cut the packaging film.

一方、前記の下部シール台(18)の両端の上部に2本
の案内棒(24)(24)を立設し、これら案内棒に上
部シール台(25)を18動自在に支持すると共に、該
上部シール台(25)の上面に設けた2個のバネケース
(26)(261からそれぞれスライド自在に垂下した
スピンドル+27)、(27)の下端間に上部シールバ
ー(28)を固定し、また前記バネケース(26)(2
6)内にそれぞれスプリング(29H29)を設置する
と共に、バネケースの上面にそれぞれ調整ねじ(30)
、(30)(13)を設けている。さらに第2図にも示
すように原vJm車(13)(13)の偏心部分に設け
たピン(32)(321と前記上部シール台(25)の
両端のピン(3+)、(31)とをそれぞれ連接棒(3
3N33)で連結している。
On the other hand, two guide rods (24) (24) are erected above both ends of the lower seal stand (18), and the upper seal stand (25) is supported on these guide rods so as to be movable 18 times. An upper seal bar (28) is fixed between the lower ends of two spring cases (26) (spindles + 27 each slidably hanging down from 261) and (27) provided on the upper surface of the upper seal stand (25), and Said spring case (26) (2
6) Install the springs (29H29) in each case, and set the adjustment screws (30) on the top of the spring case.
, (30) and (13) are provided. Furthermore, as shown in Fig. 2, the pins (32) (321) provided on the eccentric parts of the original vJm cars (13) (13) and the pins (3+) and (31) at both ends of the upper sealing stand (25). each connecting rod (3
3N33).

第1図及び第2図において(35)は周期変速装置を形
成する原動軸で、該原動軸(35)は主軸(12)に対
して偏心量を調節でき、該原動軸の先端に固定したクラ
ンクレバー(36)が原vJ歯車(13)の偏心ピン(
32)に係合している。また(37)は下部シール台を
囲むように設けたチェンコンベアで、該コンベアは多数
の棒材(38)(38)・・・を平行に設け、包装フィ
ルム(A)及び被包装物(B)は各棒材(38)(38
)に乗って運搬される。
In Figures 1 and 2, (35) is a driving shaft that forms a periodic transmission, and the eccentricity of this driving shaft (35) can be adjusted with respect to the main shaft (12), and the driving shaft (35) is fixed at the tip of the driving shaft. The crank lever (36) is the original vJ gear (13) eccentric pin (
32). In addition, (37) is a chain conveyor provided so as to surround the lower sealing stand, and this conveyor is provided with a large number of rods (38) (38)... ) is each bar (38) (38
).

しかして第2図に示すように原動歯車(13)によって
2@の従動歯車(15)(15)を回転させると、これ
ら従efa車に支持された連継材(11)及び下部シー
ルバー(19)は実線から仮想線の方向に移動し、一方
原動歯車(13)と連接バー(33)を介して連結され
た上部シール台(25)及び上部シールバー(28)は
下部シールバー(19)から離れる方向に移動し、やが
て2個のシールバー(19)(28)は接近する。この
ときバネケース内の°スプリング(29)(29)が圧
縮され2mのシールバー(19)+281は所定の時間
だけ互いに圧接し合った状態で移動するのである。
As shown in FIG. 2, when the driving gear (13) rotates the two driven gears (15) (15), the continuous member (11) supported by these driven EFA wheels and the lower seal bar ( 19) moves in the direction of the imaginary line from the solid line, while the upper sealing stand (25) and the upper sealing bar (28), which are connected to the driving gear (13) via the connecting bar (33), move in the direction of the lower sealing bar (19). ), and the two seal bars (19) and (28) eventually approach each other. At this time, the springs (29) (29) in the spring case are compressed, and the 2 m long seal bars (19) + 281 move for a predetermined period of time while being in pressure contact with each other.

(効果) 2個の従動歯車(15)(15)の側面のピン(16)
、(161間に連継材(17)を設け、該連結材(17
)に支持した下部シールバー(19)を平行状態を保っ
たまま安定した状態で回転させる一方、案内棒(24)
(241でもって上部シール台(25)を下部シール台
(18)と同調的に移動するようにしたから、2個のシ
ールバー(19) f28)の動きはスムーズで、しか
も上部シール台(25)と上部シールバー(28)との
間には充分なバネの設置面積があり荷重の大きいスプリ
ング(29)を設けることができるから、包装用フィル
ムを強い力で挟圧できる効果がある。
(Effect) Two driven gears (15) Pin (16) on the side of (15)
, (a continuous material (17) is provided between 161, and the connection material (17) is provided between
) while rotating the lower seal bar (19) supported by the guide rod (24) in a stable state while maintaining the parallel state.
(Since the upper sealing stand (25) is moved synchronously with the lower sealing stand (18) using 241, the movement of the two sealing bars (19) f28) is smooth, and the upper sealing stand (25) ) and the upper seal bar (28), there is a sufficient spring installation area, and a spring (29) with a large load can be installed, which has the effect of compressing the packaging film with a strong force.

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は本発明の実施例を示す正面図、第2図は前図の
要部の側面図、第3図は前図とは異なる部分を透視した
側面図、第4図はシールバーの作用説明図、第5図は従
来例の説明図である。 (13)・・・原動歯車、’ (15)・・・従動歯車
、 (16)・・・ピン、 (17)・・・連継材、 
(18)・・・下部シール台、(19)・・・下部シー
ルバー、 (24)・・・案内棒、 (25)・・・上
部シール台、 (28)・・・上部シールバー、 (2
9)・・・スプリング、 (33)・・・連接棒、 (
35)・・・原動軸、 (A)・・・包装フィルム、 
(B)・・・被包装物。 冥1n 美5胆 其41
Figure 1 is a front view showing an embodiment of the present invention, Figure 2 is a side view of the main parts of the previous figure, Figure 3 is a side view of a different part from the previous figure, and Figure 4 is a side view of the seal bar. FIG. 5 is an explanatory diagram of a conventional example. (13)...driving gear,' (15)...driven gear, (16)...pin, (17)...continuous material,
(18)...Lower seal stand, (19)...Lower seal bar, (24)...Guide rod, (25)...Upper seal stand, (28)...Upper seal bar, ( 2
9)...Spring, (33)...Connecting rod, (
35)...Driving shaft, (A)...Packaging film,
(B) ... Item to be packaged. Mei 1n beauty 5 bile 41

Claims (1)

【特許請求の範囲】[Claims] 機台の両側に2個の原動歯車(13)(13)を支持し
、これら原動歯車にそれぞれ機台に支持した2個づつの
従動歯車(15)(15)、(15)(15)を係合す
ると共に、両側の2個の従動歯車の上死点の偏心部分に
設けたピン(16)(16)の間をそれぞれ連継材(1
7)(17)で連結し、前記両連継材(17)(17)
の間に下部シール台(18)を架設すると共に、前記下
部シール台の両端に立設した2本の案内棒(24)(2
4)に上部シール台(25)の両端を上下動自在に支持
し、前記下部シール台(18)の上面に下側シールバー
(19)を固定すると共に、前記の上部シール台(25
)の下面に張りバネ(29)(29)を介して上側シー
ルバー(28)を設ける一方、前記原動歯車(13)(
13)の下死点の偏心部分に設けたピン(32)(32
)と前記の上部シール台(25)(25)の両端とを連
接バー(33)(33)を介して連結し、原動歯車への
入力によって上下のシールバーが相対的に接離するよう
にした包装機のシール装置。
Two driving gears (13) (13) are supported on both sides of the machine base, and two driven gears (15) (15), (15) (15) each supported on the machine base are attached to these drive gears. At the same time, the continuous joint members (1
7) Connected by (17), and the two continuous joint members (17) (17)
A lower seal stand (18) is installed between the two guide rods (24) (2) erected at both ends of the lower seal stand.
4) supports both ends of the upper seal stand (25) so as to be movable up and down, and fixes the lower seal bar (19) to the upper surface of the lower seal stand (18).
) is provided with an upper seal bar (28) via tension springs (29) (29), while the drive gear (13) (
13) The pin (32) (32
) and both ends of the upper seal stand (25) (25) are connected via connecting bars (33) (33), so that the upper and lower seal bars are relatively moved toward and away from each other by input to the driving gear. The sealing device of the packaging machine.
JP62092833A 1987-04-15 1987-04-15 Sealing equipment for packaging machines Expired - Lifetime JPH0659891B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62092833A JPH0659891B2 (en) 1987-04-15 1987-04-15 Sealing equipment for packaging machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62092833A JPH0659891B2 (en) 1987-04-15 1987-04-15 Sealing equipment for packaging machines

Publications (2)

Publication Number Publication Date
JPS63258728A true JPS63258728A (en) 1988-10-26
JPH0659891B2 JPH0659891B2 (en) 1994-08-10

Family

ID=14065428

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62092833A Expired - Lifetime JPH0659891B2 (en) 1987-04-15 1987-04-15 Sealing equipment for packaging machines

Country Status (1)

Country Link
JP (1) JPH0659891B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08164922A (en) * 1994-12-09 1996-06-25 Toyo Shokuhin Kikai Kk Sealing device for packaging machine
JP2001247106A (en) * 2000-01-27 2001-09-11 Sig Pack Syst Ag Apparatus for heat-sealing packaging tube material made of packaging film

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08164922A (en) * 1994-12-09 1996-06-25 Toyo Shokuhin Kikai Kk Sealing device for packaging machine
JP2001247106A (en) * 2000-01-27 2001-09-11 Sig Pack Syst Ag Apparatus for heat-sealing packaging tube material made of packaging film

Also Published As

Publication number Publication date
JPH0659891B2 (en) 1994-08-10

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