EP0001025B1 - Ensacheuse pour le conditionnement de produits pulvérulents - Google Patents

Ensacheuse pour le conditionnement de produits pulvérulents Download PDF

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Publication number
EP0001025B1
EP0001025B1 EP78400074A EP78400074A EP0001025B1 EP 0001025 B1 EP0001025 B1 EP 0001025B1 EP 78400074 A EP78400074 A EP 78400074A EP 78400074 A EP78400074 A EP 78400074A EP 0001025 B1 EP0001025 B1 EP 0001025B1
Authority
EP
European Patent Office
Prior art keywords
station
bag
bags
bagging machine
bagging
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
Application number
EP78400074A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0001025A1 (fr
Inventor
Robert Callet
Henri Jeantet
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.)
Imprimerie Et Papeterie De L'est Dite SA Ste
Original Assignee
Imprimerie Et Papeterie De L'est Dite SA Ste
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 Imprimerie Et Papeterie De L'est Dite SA Ste filed Critical Imprimerie Et Papeterie De L'est Dite SA Ste
Publication of EP0001025A1 publication Critical patent/EP0001025A1/fr
Application granted granted Critical
Publication of EP0001025B1 publication Critical patent/EP0001025B1/fr
Expired legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/26—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks
    • B65B43/30—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks by grippers engaging opposed walls, e.g. suction-operated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B1/00—Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
    • B65B1/20—Reducing volume of filled material
    • B65B1/22—Reducing volume of filled material by vibration

Definitions

  • the present invention relates to the field of packaging of powdered products, in particular in bags.
  • bagging machine described in the patent has no means for deaerating the bag to be filled, the evacuation of the air being carried out through the wall of said bags which is permeable. Such bagging machines are therefore unusable with bags of the waterproof type.
  • the invention aims to overcome these drawbacks by proposing a machine for bagging powdered products in bags of the "open mouth" type made of plastic, the inside of the bag being filled being subjected to air pumping. conveyed by the product, the welding zones of the bag being protected from any contact with the product during bagging.
  • the invention also aims to provide a machine ensuring complete automation of the bagging process from taking the bag to welding, the various operations being carried out at high speed and with high reliability.
  • the subject of the invention is a bagging machine for packaging powdered products in bags with "open mouth” and with impermeable wall provided with a deaeration valve, said bagging machine comprising a station for entering and opening empty bags, a bagging station equipped with a chute for supplying the product, a station for closing the filled bags as well as means for gripping and transferring the bags from one station to another, characterized in that that the outlet outlet of the chute is flexible and reinforced by a deformable rigid frame, in that an articulated belt system surrounds said mouth, in that the frame and the belt system are carried by a vertically movable frame provided with means intended to press them one against the other after interposition of the edge of the mouth of a bag to be filled, and in that the bagging station comprises means for sucking, through the deaeration valve of the bag, the air in it i.
  • the machine shown diagrammatically in perspective view in FIGS. 1 to 3 comprises a frame on which are arranged, side by side, the bag picking station 2, the bagging station 3 and the bag welding station 4.
  • the station 2 for gripping and opening the lips of the bag 5 is conventional and includes a set of squeegees connected to a vacuum pump and some of which remain at station 2 while others are carried by a part 6a in the form of a fork. of a carriage 6 with horizontal displacement.
  • the carriage 6 is capable of moving along two parallel slides 7 carried by the frame 1, under the control of a drive system (not shown) constituted for example by an endless chain driving the carriage 6 and two sprockets carried by the frame 1 and one of which is driven by an electric motor.
  • a drive system (not shown) constituted for example by an endless chain driving the carriage 6 and two sprockets carried by the frame 1 and one of which is driven by an electric motor.
  • the part of the carriage 6 sliding on the runners 7 can move between two extreme positions, one in which this part of the carriage 6 is located at station 3 (fig. 1 and 3) and the other in which it is located at post 4 (fig. 2).
  • the fork-shaped part 6a is cantilevered with respect to the carriage 6 and is responsible for transferring the bag 5 from station 2 (fig. 1) to station 3 (fig. 2).
  • the bagging station 3 comprises the members for maintaining the sealed lips in the open position of the bag 5, carried by a frame 8 movable vertically.
  • the frame 8 is mounted at the end of a deformable parallelogram 9, the other end of which is fixed to the frame 1 and the displacement of which is ensured by a hydraulic or pneumatic cylinder not shown in FIGS. 1 to 3.
  • a flexible chute 10 is trapped in the frame 8, the upper end being fixed to the lower part of a hopper of a doser or weigher not shown.
  • a system of plates 11 movable relatively to each other and sandwiching the bag 5 during filling.
  • the plates 11 are articulated at their lower part and moved by jacks 12.
  • one of the plates 11 carries a vibrator (not shown) responsible for packing the product in the bag 5.
  • the plate 11 not provided with the vibrator has in its central part an orifice provided with a connector 13 intended to be connected by a flexible conduit 14 to a vacuum pump not shown.
  • Said orifice is located opposite a filtering valve 15 which is provided with the wall of each bag 5.
  • the welding station 4 comprises a clamping and welding system for the full bag 5 comprising two jaws 16 movable relatively under the action of a jack 17 carried by the frame 1. Details on this station 4 will be given with reference to FIGS. . 12, 13 and 14.
  • This station includes a first series of upper squeegees 21 and 22 arranged opposite one another and constituted by suction cups connected by flexible pipes (not shown) to a source of vacuum.
  • a part (21) of these nozzles is fixed and mounted on an angle iron (23) fixed to the end of arms 24 secured to the frame 1.
  • the opposing squeegees (22) are slidably mounted in an angle 25 also fixed on the arms 24.
  • the squeegees 22 and 32 are fixed to the end of hollow rods 26 connected by flexible pipes not shown to a source of vacuum.
  • the sliding of the hollow rods 26 in the angle iron is carried out against return springs 27 under the action of a jack 28 integral with the frame 1, the rod 29 of which is integral with a thrust plate 30 acting on the rods 26. to bring the nozzle 22 closer to the nozzle 21.
  • Station 2 includes a second series of lower squeegees 31, 32 arranged opposite one another and also constituted by suction cups connected by flexible pipes (not shown) to said vacuum source.
  • a part (31) of these nozzles is fixedly mounted on the fork 6a by means of an angle iron 33.
  • the opposing nozzles (32) are identical to the upper nozzles 22 and are slidingly mounted in an angle iron 34 fixed to the other branch of the fork 6a.
  • They also include a hollow rod 26, a return spring 27, and are pushed by the plate 30.
  • Fig. 4 also partially represents the carriage 6 for transferring the bags from one station to another.
  • This carriage 6 consists of two symmetrical parts, only one being shown in FIG. 4.
  • Each half-carriage comprises two sockets 35 joined by a sleeve 36 on which are fixed a jack 37 and rods for controlling a blade 38 intended to grip the bag 5 and hold it suspended.
  • One of the rods comprises two parts 39 and 40 articulated on an axis to which the end of the rod 41 of the jack 37 is fixed. In FIG. 4, the means of displacement in horizontal translation of the carriage 6 has not been shown.
  • This station 3 is located directly above the chute 10 which is made of a flexible material.
  • the chute 10 tapers to the level of the frame 8 in the form of a box then widens at 10a to end in a horizontal mouth trapped by the system intended to apply the lips of a bag 5 against the sides external lips of the chute 10a.
  • the body-frame 8 is intended to carry the members for opening the chute 10. These members include two horizontal cylinders 42 symmetrically disposed on either side of the body 8. Each cylinder 42 drives by its rod two spacers 43 (Fig. 9) integral with the chute 10, the parts 43 being carried by guide rods 44 sliding in sockets 45 fixed on the body 8.
  • the walls of the chute 10 are formed by a double thickness so as to trap the parts 43 joined by a connecting plate 46 fixed to the end of the rod of the jack 42.
  • Fig. 10 shows the structure of the lower part 10a of the chute.
  • the plates 47 form an articulated system in several parts joined by connecting pieces 51, the double walls of the chute 10a not being shown in this FIG. 7.
  • the plates 47 are held in the closed position of the chute by the pressure exerted by the jacks 45, by means of the part 46 articulated on 47.
  • a rubber band 54 is glued to the internal face of the plates 52.
  • the plates 52 are fixed at the end of bent levers 55a and 55b articulated at their other end on the frame 8.
  • the levers 55a and 55b are moved by a jack 56 whose body is integral with one of the levers (55a) and the rod secured to the other lever (55b).
  • a jack 56 whose body is integral with one of the levers (55a) and the rod secured to the other lever (55b).
  • the systems constituted by the levers 55a, 55b and the jacks 56 are fixed to the frame 8 by two pieces 57 carrying a pivot 58 sliding in a sleeve 59 integral with the frame 8 and associated with a spring wedging system 60.
  • a positioning system constituted by a centering lug 61 fixed on one of the plates 52 and cooperating with a hole 62 formed in a lug secured to the internal frame of the chute 10a.
  • the frame 8 is mounted vertically movable and, for this purpose, is connected to the frame 1 of the machine by an articulated parallelogram system 66 (fig. 11) controlled by a jack 67.
  • the welding members consist of two conventional welding jaws 16 carried by supports 69 and 70 themselves mounted on a system allowing them to be brought together or moved away.
  • One of the supports (69) is fixedly mounted at the end of slides 71 integral with the frame 1 of the machine, while the other support (70) is slidably mounted on the slides 71 and move under the action of the cylinder rod 72 17.
  • the rod 29 of the jack 29 is extended.
  • the plate 30 pushes the squeegees 22 and 32 against the springs 27 in the direction of the squeegees 21,31.
  • the squeegees 21, 22, 31 and 32 suck the walls of the bag 5, then the pressure in the jack 28 is released and the springs 27 return the squeegees 22, 32 to their initial position (fig. 4 and 5), which opens the mouth of the bag 5.
  • the bag 5 is then transferred to this station by translation of the carriage 6 which will occupy the position shown in FIG. 2.
  • the squeegees 21 and 22 stop sucking, the bag 5 being retained by the only lower squeegees 31 and 32, which move with the carriage 6 (the squeegees 32 are not physically linked to the push plate 30).
  • the bagging operation then begins.
  • the metered or weighed quantity of product is poured into the chute 10 and fills the bag 5, the sides of which are sandwiched by the plates 11 1 thanks to the jacks 12.
  • the vibrator secured to one of the plates 11 is started up, however that a vacuum is created in the conduit 14 so as to suck through the connector 13 and the valve 15 the air conveyed in the bag by the product.
  • the latter is thus compacted and deaerated and fills practically all the useful volume of the bag.
  • the rod of the jacks 42 is put in extension to close the chute 10a in leaktight manner (fig. 10 and left part of fig. 7).
  • the plates 11 are separated and the carriage 6 is moved to the left to transfer the plain bag to the welding station 4 (fig. 2).
  • the welding jaws 16 are brought together by means of the jack 17 to produce a weld line closing off the mouth of the bag.
  • the sequence of different movements of the rods of the cylinders of the various stations is carried out automatically in the well-known manner, using in particular limit switches and timers.
  • the only manual command is that of the jack 28 to initialize a cycle of the machine, this jack being responsible for controlling the reconciliation of the suction nozzles for taking over an empty bag at station 2.
  • the welding station can be replaced by a station for stitching bags which can be made of plastic, paper or composites, the general structure of the machine remaining unchanged.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Basic Packing Technique (AREA)
  • Supplying Of Containers To The Packaging Station (AREA)
  • Supply Of Fluid Materials To The Packaging Location (AREA)
  • Vacuum Packaging (AREA)
EP78400074A 1977-08-18 1978-08-08 Ensacheuse pour le conditionnement de produits pulvérulents Expired EP0001025B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7725335 1977-08-18
FR7725335A FR2400462A1 (fr) 1977-08-18 1977-08-18 Ensacheuse pour le conditionnement de produits pulverulents

Publications (2)

Publication Number Publication Date
EP0001025A1 EP0001025A1 (fr) 1979-03-07
EP0001025B1 true EP0001025B1 (fr) 1981-12-30

Family

ID=9194618

Family Applications (1)

Application Number Title Priority Date Filing Date
EP78400074A Expired EP0001025B1 (fr) 1977-08-18 1978-08-08 Ensacheuse pour le conditionnement de produits pulvérulents

Country Status (15)

Country Link
US (1) US4174599A (da)
EP (1) EP0001025B1 (da)
JP (1) JPS5472186A (da)
BE (1) BE869643A (da)
BR (1) BR7805319A (da)
CA (1) CA1080177A (da)
DE (1) DE2861468D1 (da)
DK (1) DK363078A (da)
ES (1) ES472654A1 (da)
FI (1) FI782511A7 (da)
FR (1) FR2400462A1 (da)
GB (1) GB2002712B (da)
IE (1) IE47313B1 (da)
IT (1) IT1115560B (da)
LU (1) LU80125A1 (da)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013114223B4 (de) 2013-12-06 2021-08-05 Hörmann KG Antriebstechnik Fernsteuerbare tür- oder torantriebsvorrichtung mit magnetischer antenne

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DE3309531C2 (de) * 1983-03-17 1986-02-27 Haver & Boecker, 4740 Oelde Absackstutzen zum Abfüllen staubiger Produkte in oben offene Säcke
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CN103407591B (zh) * 2013-07-19 2015-12-02 联塑科技发展(贵阳)有限公司 一种pe造粒料装袋装置及方法
CN104340402B (zh) * 2014-10-21 2016-09-28 厦门市宇捷包装机械有限公司 全自动真空酱菜包装设备
CN104608963B (zh) * 2015-01-06 2016-10-05 江西绿萌科技控股有限公司 一种赣南脐橙全自动包袋机包装袋专用开口装置
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CN105129143A (zh) * 2015-07-16 2015-12-09 安徽正远包装科技有限公司 一种包装机的抓取提升控制方法
CN105035412A (zh) * 2015-07-16 2015-11-11 安徽正远包装科技有限公司 一种包装机的输送机构
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CN107826323A (zh) * 2017-11-13 2018-03-23 广东邦天智能制造有限公司 一种全自动包装机
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CA3146552C (en) 2019-08-12 2023-09-12 David A. STRONG Devices and methods for vibration of containers
CN110816998A (zh) * 2019-11-04 2020-02-21 广州嘉湛力安全防护用品有限公司 热封机构
US11345500B1 (en) * 2019-12-10 2022-05-31 Amazon Technologies, Inc. Bag loading machine and method of packaging items
CN111017325B (zh) * 2019-12-19 2025-03-18 惠州自华工业技术有限公司 自动包装设备
CN111169724A (zh) * 2020-01-03 2020-05-19 长兴水木机电有限公司 一种医疗垃圾初步装袋打包设备
CN111703652A (zh) * 2020-06-23 2020-09-25 李桂华 一种水泥制备用环保型装袋封料加工装置及加工方法
CN111846437A (zh) * 2020-07-30 2020-10-30 北京惠朗时代科技有限公司 一种印油棉卡具工装
CN112173186A (zh) * 2020-09-24 2021-01-05 王庆超 一种具有防粉尘外溢的粉尘装袋机构
CN112061437B (zh) * 2020-09-29 2022-05-10 安徽侯王面业有限公司 一种面粉定量无尘装袋设备
WO2022103374A2 (en) * 2020-11-14 2022-05-19 Şeyzer Gayri̇menkul Sanayi̇ Ve Ti̇caret Ltd Şti̇ Packaging machine
CN112830057B (zh) * 2021-01-06 2022-09-02 临沂大学 一种档案消毒净化整理设备
CN112874826B (zh) * 2021-01-11 2023-08-18 珠海市维启自动化设备有限公司 送粉装置及灌粉系统
CN113086315B (zh) * 2021-03-04 2023-05-02 浙江迪弗莱包装科技股份有限公司 一种物流运输袋的快速真空包装机
CN114560136B (zh) * 2022-04-28 2022-10-25 徐州永路生物质能源有限公司 一种生物质燃料制品的包装设备
CN118723162B (zh) * 2024-08-30 2024-11-15 大连高佳化工有限公司 一种高氯酸铵生产车间自动包装系统及使用方法

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013114223B4 (de) 2013-12-06 2021-08-05 Hörmann KG Antriebstechnik Fernsteuerbare tür- oder torantriebsvorrichtung mit magnetischer antenne

Also Published As

Publication number Publication date
IE47313B1 (en) 1984-02-22
GB2002712A (en) 1979-02-28
IE781668L (en) 1979-02-18
IT1115560B (it) 1986-02-03
ES472654A1 (es) 1979-03-16
FR2400462A1 (fr) 1979-03-16
DE2861468D1 (en) 1982-02-18
US4174599A (en) 1979-11-20
CA1080177A (en) 1980-06-24
LU80125A1 (fr) 1980-04-21
IT7868909A0 (it) 1978-08-11
FR2400462B1 (da) 1981-09-11
JPS5472186A (en) 1979-06-09
BE869643A (fr) 1979-02-09
BR7805319A (pt) 1979-03-27
DK363078A (da) 1979-02-19
EP0001025A1 (fr) 1979-03-07
GB2002712B (en) 1982-03-17
FI782511A7 (fi) 1979-02-19

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