GB2108071A - Apparatus for transporting bag packages - Google Patents

Apparatus for transporting bag packages Download PDF

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Publication number
GB2108071A
GB2108071A GB08230410A GB8230410A GB2108071A GB 2108071 A GB2108071 A GB 2108071A GB 08230410 A GB08230410 A GB 08230410A GB 8230410 A GB8230410 A GB 8230410A GB 2108071 A GB2108071 A GB 2108071A
Authority
GB
United Kingdom
Prior art keywords
bag packages
bag
drive
conveyor belt
packages
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
GB08230410A
Other versions
GB2108071B (en
Inventor
Barend Bastiaan Romijn
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB2108071A publication Critical patent/GB2108071A/en
Application granted granted Critical
Publication of GB2108071B publication Critical patent/GB2108071B/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B61/00Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
    • B65B61/24Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for shaping or reshaping completed packages
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G21/00Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors
    • B65G21/20Means incorporated in, or attached to, framework or housings for guiding load-carriers, traction elements or loads supported on moving surfaces
    • B65G21/2027Suction retaining means
    • B65G21/2036Suction retaining means for retaining the load on the load-carrying surface
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G23/00Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
    • B65G23/38Driving gear for endless conveyors; Belt- or chain-tensioning arrangements for effecting intermittent movement of belts or chains

Abstract

During transfer of cushion-like bag packages (2) from a producing machine (11) to a collective packaging device (12), the loose content (3) within them must be uniformly and carefully distributed. For that purpose, a drive (21) for an oscillatory movement, preferably a double-crank drive, is associated with an endless conveyor belt (15) of the transport device. In order to hold the bag packages on the conveyor belt, the latter is perforated as a suction belt and extends above a negative pressure chamber (31) over the conveying path. <IMAGE>

Description

SPECIFICATION Apparatus for transporting bag packages State of the art The invention originates from a transport apparatus according to the preamble to the main claim. A transport apparatus of thts kind is already known from United States Specification 31 07 793, which transfers cushion-like flat bag packages in an horizontal position, produced by a bag forming machine, a filling machine and a closing machine, to a collective packaging apparatus. The known transport apparatus has a conveyor chain moved step by step provided with receiving compartments, into each of which is inserted a particuiar number of bag packages.A vibrating device comprising a rail contacting a stack of bags from above is associated with the conveying path of the bag packages which transmits vertical oscillations to the bag packages for the uniform distribution of the loose filling material collected at one end of the bag packages.
Since the rail exerts pressure on the bag packages parts or pieces of a frangible filling material, for example potato chips, are damaged. Thus, a transport device is desirable in which the filling material is carefuliy distributed in the bag packages during their conveying without the action of pressure so that the bag packages can be arranged in one collecting container in a space saving manner.
Advantages of the invention As opposed to this, the transport apparatus in accordance with the invention comprising the characterising features of the main claim has the advantage that pieces of the loose filling material slide in the non uniformly conveyed bag packages due to a plurality of accelerations and decelerations in a horizontal plane, whereby an accumulation is built up.
Advantageous further developments and improvements of the apparatus set forth in the main claim are made possible by the measures set forth in the sub claims.
Drawing An embodiment of the invention is illustrated in the drawing and is explained in detail in the following description. Figure 1 shows a bag producing apparatus and a collective packaging apparatus comprising a transport device in side view, Figure 2 shows the transport device according to Figure 1 in plan view and Figure 3 shows a drive for the transport device in crosssection and in simplified form.
Description of the invention A transport device 10 connects a flexible tube bag machine 11 to a collective packaging machine 12. The flexible tube bag machine 11 produces successive bag packages 2 from a strip 1 of packaging material and fills each of them in a vertical position with a portion of pourable loose material 3. The finished bag packages 2 are deposited in the collective packaging device 12 in an horizontal position by means of a movable depositing head 1 3 according to a predetermined depositing pattern in a pluraiity of layers in a collecting container 4.
The transport device 10 has an endless conveyor belt 1 5 guided around two rollers 18, 1 9 and provided with a conveying run 16 extending in an horizontal plane. The conveyor belt 1 5 is driven by a motor 20 through a drive 21 and one of the rollers 19. The drive 21 transforms the uniform rotary movement of the motor 20 into an oscillating movement so that the conveyor belt 15 is moved with a non-uniform oscillating advancing velocity. This oscillating movement is transmitted to the bag packages 2 delivered successively from the flexible tube bag machine 11 onto the conveyor belt 1 5 down a chute 17.
Thus, by repeated alternate accelerations and decelerations of the bag packages 2 adhering to the conveyor belt 15, loose material contained therein is uniformly distributed which has collected at the forward end of the bag packages 2 on filling in the upright position. It has been shown that at a frequency of substantially 7-10 oscillations per second and an average conveyor velocity of 1.5-2 m/s good results are achieved on a conveyor with a length of 1.5 m.
The drive 21 is preferably a double-crank drive.
It has a first crank 23 driven uniformly by a belt drive 22 and a second crank 25 driving the roller 19 through a belt drive 24. The rotary axes 26, 27 of the two cranks 23, 25 are displaced parallel to one another by a predetermined distance influencing the non-uniformity of the drive. The free ends of the cranks 23, 25, which are of equal length, are pivotally connected to one another by a link 28.
So that the bag packages 2 do not slide on the conveyor belt 1 5 during their non-uniform conveying movement, the belt is formed as a suction belt. It has two series of uniformly distributed slots 30 arranged in arrow formation with respect to each other and its conveying run 16 is guided over a negative pressure chamber 31 the upper wall 33 of which likewise has two series of slots 32 arranged with respect to each other to form arrows. The slots 30 in the conveyor belt 1 5 have an inclined position displaced with respect to the slots 32 of the negative pressure chamber 31 by 900.The negative pressure chamber 31 is connected by a line 34 to a suction fan 35.
By way of explanation, it is pointed out that other four link drives, for example swinging block drives, oval gear wheel drives and karden joint drives can also be used for the oscillating driving of the conveyor belt 1 5.
Claims
1. Apparatus for transporting cushion-like bag packages from a producing apparatus to a collective packaging device comprising an endless circulating conveyor device conveying the bag packages lying down and a device associated therewith for the uniform distribution of the filling
**WARNING** end of DESC field may overlap start of CLMS **.

Claims (5)

**WARNING** start of CLMS field may overlap end of DESC **. SPECIFICATION Apparatus for transporting bag packages State of the art The invention originates from a transport apparatus according to the preamble to the main claim. A transport apparatus of thts kind is already known from United States Specification 31 07 793, which transfers cushion-like flat bag packages in an horizontal position, produced by a bag forming machine, a filling machine and a closing machine, to a collective packaging apparatus. The known transport apparatus has a conveyor chain moved step by step provided with receiving compartments, into each of which is inserted a particuiar number of bag packages.A vibrating device comprising a rail contacting a stack of bags from above is associated with the conveying path of the bag packages which transmits vertical oscillations to the bag packages for the uniform distribution of the loose filling material collected at one end of the bag packages. Since the rail exerts pressure on the bag packages parts or pieces of a frangible filling material, for example potato chips, are damaged. Thus, a transport device is desirable in which the filling material is carefuliy distributed in the bag packages during their conveying without the action of pressure so that the bag packages can be arranged in one collecting container in a space saving manner. Advantages of the invention As opposed to this, the transport apparatus in accordance with the invention comprising the characterising features of the main claim has the advantage that pieces of the loose filling material slide in the non uniformly conveyed bag packages due to a plurality of accelerations and decelerations in a horizontal plane, whereby an accumulation is built up. Advantageous further developments and improvements of the apparatus set forth in the main claim are made possible by the measures set forth in the sub claims. Drawing An embodiment of the invention is illustrated in the drawing and is explained in detail in the following description. Figure 1 shows a bag producing apparatus and a collective packaging apparatus comprising a transport device in side view, Figure 2 shows the transport device according to Figure 1 in plan view and Figure 3 shows a drive for the transport device in crosssection and in simplified form. Description of the invention A transport device 10 connects a flexible tube bag machine 11 to a collective packaging machine 12. The flexible tube bag machine 11 produces successive bag packages 2 from a strip 1 of packaging material and fills each of them in a vertical position with a portion of pourable loose material 3. The finished bag packages 2 are deposited in the collective packaging device 12 in an horizontal position by means of a movable depositing head 1 3 according to a predetermined depositing pattern in a pluraiity of layers in a collecting container 4. The transport device 10 has an endless conveyor belt 1 5 guided around two rollers 18, 1 9 and provided with a conveying run 16 extending in an horizontal plane. The conveyor belt 1 5 is driven by a motor 20 through a drive 21 and one of the rollers 19. The drive 21 transforms the uniform rotary movement of the motor 20 into an oscillating movement so that the conveyor belt 15 is moved with a non-uniform oscillating advancing velocity. This oscillating movement is transmitted to the bag packages 2 delivered successively from the flexible tube bag machine 11 onto the conveyor belt 1 5 down a chute 17. Thus, by repeated alternate accelerations and decelerations of the bag packages 2 adhering to the conveyor belt 15, loose material contained therein is uniformly distributed which has collected at the forward end of the bag packages 2 on filling in the upright position. It has been shown that at a frequency of substantially 7-10 oscillations per second and an average conveyor velocity of 1.5-2 m/s good results are achieved on a conveyor with a length of 1.5 m. The drive 21 is preferably a double-crank drive. It has a first crank 23 driven uniformly by a belt drive 22 and a second crank 25 driving the roller 19 through a belt drive 24. The rotary axes 26, 27 of the two cranks 23, 25 are displaced parallel to one another by a predetermined distance influencing the non-uniformity of the drive. The free ends of the cranks 23, 25, which are of equal length, are pivotally connected to one another by a link 28. So that the bag packages 2 do not slide on the conveyor belt 1 5 during their non-uniform conveying movement, the belt is formed as a suction belt. It has two series of uniformly distributed slots 30 arranged in arrow formation with respect to each other and its conveying run 16 is guided over a negative pressure chamber 31 the upper wall 33 of which likewise has two series of slots 32 arranged with respect to each other to form arrows. The slots 30 in the conveyor belt 1 5 have an inclined position displaced with respect to the slots 32 of the negative pressure chamber 31 by 900.The negative pressure chamber 31 is connected by a line 34 to a suction fan 35. By way of explanation, it is pointed out that other four link drives, for example swinging block drives, oval gear wheel drives and karden joint drives can also be used for the oscillating driving of the conveyor belt 1 5. Claims
1. Apparatus for transporting cushion-like bag packages from a producing apparatus to a collective packaging device comprising an endless circulating conveyor device conveying the bag packages lying down and a device associated therewith for the uniform distribution of the filling material in the bag packages, characterised in that, a drive (21) for an oscillatory advancing movement is associated with the conveyor device (15).
2. Apparatus according to claim 1, characterised in that, the conveyor device is designed as an endless conveyor belt (15) comprising a run (16) conveying in a substantially horizontal plane.
3. Apparatus according to claim 1 or 2, characterised in that, the conveyor belt (15) is perforated and its conveying run (16) extends over a negative pressure chamber (31).
4. Apparatus according to one of claims 1 to 3, characterised in that, the drive (21) of the conveyor device has a double-crank drive.
5. Apparatus for transporting bag packages substantially as herein described with reference to the accompanying drawings.
GB08230410A 1981-10-27 1982-10-25 Apparatus for transporting bag packages Expired GB2108071B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813142537 DE3142537A1 (en) 1981-10-27 1981-10-27 DEVICE FOR TRANSPORTING BAG PACKS

Publications (2)

Publication Number Publication Date
GB2108071A true GB2108071A (en) 1983-05-11
GB2108071B GB2108071B (en) 1985-05-30

Family

ID=6144915

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08230410A Expired GB2108071B (en) 1981-10-27 1982-10-25 Apparatus for transporting bag packages

Country Status (4)

Country Link
JP (1) JPS5882804A (en)
DE (1) DE3142537A1 (en)
GB (1) GB2108071B (en)
IT (1) IT1152735B (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2150099A (en) * 1983-11-29 1985-06-26 Nat Res Dev Conveyor assemblies
EP0242594A1 (en) * 1986-03-22 1987-10-28 Harro Höfliger Verpackungsmaschinen GmbH Equalizing device
GB2193119A (en) * 1986-07-29 1988-02-03 E W Downs & Sons Limited Grader
WO1989000529A1 (en) * 1987-07-22 1989-01-26 Produpak Ag Process and installation for manufacturing air cushions in the form of bags
WO2000001582A1 (en) * 1998-07-03 2000-01-13 Productos Metalicos Del Bages, S.L. Machine for dispensing ice cubes in sealed bags, and loading of such bags
ES2149102A1 (en) * 1998-07-03 2000-10-16 Metalicos Del Bages S L Prod Freezer cabinet dispensing, via a conveyor, ice cubes fed cyclically into bags sheared and hot welded from a flexible plastics tube accommodating a rigid vertical filler tube

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2723618C1 (en) * 2019-10-08 2020-06-16 Федеральное государственное бюджетное образовательное учреждение высшего образования "Кубанский государственный технологический университет" (ФГБОУ ВО "КубГТУ") Conveyor drive of discrete action

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2150099A (en) * 1983-11-29 1985-06-26 Nat Res Dev Conveyor assemblies
EP0242594A1 (en) * 1986-03-22 1987-10-28 Harro Höfliger Verpackungsmaschinen GmbH Equalizing device
GB2193119A (en) * 1986-07-29 1988-02-03 E W Downs & Sons Limited Grader
GB2193120A (en) * 1986-07-29 1988-02-03 E W Downs & Sons Limited Potato grader
GB2193119B (en) * 1986-07-29 1991-01-09 E W Downs & Sons Limited Grader
GB2193120B (en) * 1986-07-29 1991-03-20 E W Downs & Sons Limited Graders
WO1989000529A1 (en) * 1987-07-22 1989-01-26 Produpak Ag Process and installation for manufacturing air cushions in the form of bags
WO2000001582A1 (en) * 1998-07-03 2000-01-13 Productos Metalicos Del Bages, S.L. Machine for dispensing ice cubes in sealed bags, and loading of such bags
ES2149102A1 (en) * 1998-07-03 2000-10-16 Metalicos Del Bages S L Prod Freezer cabinet dispensing, via a conveyor, ice cubes fed cyclically into bags sheared and hot welded from a flexible plastics tube accommodating a rigid vertical filler tube

Also Published As

Publication number Publication date
JPS5882804A (en) 1983-05-18
IT1152735B (en) 1987-01-07
IT8223815A0 (en) 1982-10-19
GB2108071B (en) 1985-05-30
DE3142537A1 (en) 1983-05-05

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PCNP Patent ceased through non-payment of renewal fee