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WO2021141481A1 - Transporteur à accumulation comprenant une chaine en plastique modulaire - Google Patents

Transporteur à accumulation comprenant une chaine en plastique modulaire Download PDF

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Publication number
WO2021141481A1
WO2021141481A1 PCT/MX2020/050059 MX2020050059W WO2021141481A1 WO 2021141481 A1 WO2021141481 A1 WO 2021141481A1 MX 2020050059 W MX2020050059 W MX 2020050059W WO 2021141481 A1 WO2021141481 A1 WO 2021141481A1
Authority
WO
WIPO (PCT)
Prior art keywords
track
accumulation
plastic chain
conveyor
cart
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.)
Ceased
Application number
PCT/MX2020/050059
Other languages
English (en)
Spanish (es)
Inventor
Norberto De Jesús GUADARRAMA OSORNIO
Ivan Bolaños Pérez
Juan Carlos Cisneros Ortega
José Martín Miguel SUÁREZ SÁNCHEZ
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.)
Norte Integracion E Implementacion SA de CV
Original Assignee
Norte Integracion E Implementacion SA de CV
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 Norte Integracion E Implementacion SA de CV filed Critical Norte Integracion E Implementacion SA de CV
Publication of WO2021141481A1 publication Critical patent/WO2021141481A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
    • B65G15/10—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration comprising two or more co-operating endless surfaces with parallel longitudinal axes, or a multiplicity of parallel elements, e.g. ropes defining an endless surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G17/00—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
    • B65G17/12—Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface comprising a series of individual load-carriers fixed, or normally fixed, relative to traction element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
    • B65G47/52—Devices for transferring articles or materials between conveyors i.e. discharging or feeding devices
    • B65G47/68—Devices for transferring articles or materials between conveyors i.e. discharging or feeding devices adapted to receive articles arriving in one layer from one conveyor lane and to transfer them in individual layers to more than one conveyor lane or to one broader conveyor lane, or vice versa, e.g. combining the flows of articles conveyed by more than one conveyor
    • B65G47/69—Devices for transferring articles or materials between conveyors i.e. discharging or feeding devices adapted to receive articles arriving in one layer from one conveyor lane and to transfer them in individual layers to more than one conveyor lane or to one broader conveyor lane, or vice versa, e.g. combining the flows of articles conveyed by more than one conveyor the articles being accumulated temporarily

Definitions

  • the present invention belongs to the technical field of Transportation in Industrial Processes. Particularly in the technical field the conveyor belts or chains that facilitate the handling and transfer of industrial products and more particularly refers to an accumulation conveyor with modular plastic chains.
  • the first conveyor system was very primitive and consisted of a leather, canvas, or rubber belt that slid down a flat or concave wooden board. This type of system was not rated as successful, but it provided an incentive for engineers to view conveyors as a fast, inexpensive, and safe method of moving large volumes of material from one location to another.
  • the facilities of the HC Frick company demonstrated that belt conveyors could work without any problem over long distances. These installations were carried out underground, from a mine covering almost 8 kilometers.
  • the conveyor belt consists of multiple folds of duck cotton covered with natural rubber, which were the only materials used at that time for its manufacture.
  • Henry Ford introduced the conveyor belt-based assembly line at the Ford Motor Company production facilities.
  • roller table conveyors with chain transmission in this type of conveyor the rollers are driven by means of chains that They are motorized, where speeds are limited by the friction force generated between the wheel and the frame that carries the product;
  • Roller tables with chain transmission in this type of conveyor the rollers are driven by means of chains that motorize them and are used when the loads are heavier or in humid or hot environments where the chains could not work, the speeds of this conveyor are limited by the friction force generated between the wheel and the frame that carries the product;
  • the wheel-driven monorail conveyor which is attached to the ceiling and consists of a rail where the product is hooked, driven by motorized wheels.
  • Wheel-driven platforms are wheel-supported platforms with floor guides and driven by motorized wheels. They are normally used at low speeds within manufacturing processes as an alternative to floor conveyors.
  • each design must meet the specifications and needs of the industry in which it is required.
  • the Mexican patent MX 360486 (B) of the same authorship refers to a high-speed conveyor system, which is composed of at least one friction unit that drives the product, a transport frame on which The product slides with non-motorized wheels and a friction unit frame, which supports the friction unit.
  • This conveyor system allows the product to be pushed and / or its frame that transports it at an acceleration of up to 5 m / s 2 and can handle routes with maximum slopes of 30 degrees, in addition to eliminating the wear of the rollers, with the ability to be installed especially in aerial systems, or if desired attached to the floor.
  • a conveyor system comprises a track that supports trolleys movable in one direction along the track by the dogs, in an endless transmission chain that hooks the driving bars on the trolleys, means to disconnect the carriages from the drive chain to allowing the former to rest in selected positions along the track, each carriage has been mounted on them, for pivotal movement around an axis transverse to direction A, a cam member having an adapted convex curved cam face to frictionally engage the upwardly facing portion of the track, the cam face being in a circumferential direction opposite to direction A separated by a progressively increasing distance from the pivot axis so that at all times a curved portion of the cam makes contact with the track towards the rear of the pivot shaft, so the forward movement of the carriage is not restricted by the cam member, whereas in the case of a trolley and moving rearward, the cam member rolls onto the track (with a wedge action) and lift the rear end of the trolley to apply it to the pair of cams, derived from the weight of the trolley and its load
  • US Patent 6,840,764 (B1) discloses a conveying apparatus with a conveying member that is movable along a conveying length and forms a conveying surface for an article to be conveyed, wherein the surface
  • the transport member of the transport member includes openings.
  • An active device has at least one active element that can be moved along a closed circulation path, wherein in an active section of the transport leg, the circulation path forms an effective active route section that runs parallel to the member. Of transport.
  • the active device interacts with the transport member in the active section in such a way that the at least one active element along the actively active path section projects through an opening through the transport member and projects further.
  • the international application WO 2013131141 (A) describes a fruit handling equipment that comprises a first conveyor that defines a trajectory that includes a photographic zone, a weighing zone and an ejection zone, the first conveyor comprises interconnected trolleys , each carriage pivotally supports a fruit transport cup; and a second conveyor moving along a part of the route, the conveyor comprises interconnected fruit support rollers, each roller comprises axially rotatable roller segments, the segments being arranged to be displaced relative to the carriages of the first conveyor whereby before the photographic zone the roller the segments move towards each other to define a fruit transport surface that rotates the fruit, and after the photographic zone, the roller segments separate thus releasing the fruit of the rollers on the fruit transport cups.
  • US 5,244,100 proposes an apparatus for classifying objects according to preselected weight and / or visually verifiable criteria.
  • Each object is singular and is transported between adjacent pairs of a plurality of roller assemblies attached to a conveyor chain so that they can rotate freely on a vertically oriented slidable shaft normal to the transport path.
  • a rotation control surface along the transport path causes rotation in the roller assemblies and the object supported between them, increasing the surface area of the object accessible for optical scanning.
  • Mounted between each pair of roller assemblies is a weighing cradle that subtends the object transported between them. The weighing cradle lifts and captures the object from its support between the set of rollers so that the cradle can engage a load cell to weigh the object.
  • each pair of rollers and sub-understanding the object carried between them is an elongated discharge plate.
  • Each object is discharged to a suitable discharge location by rotating the discharge plate upward. Rotation of the discharge plate is caused by the activation of a diverter arm at the discharge location. The activated diverter arm directs an orientation control surface attached to the discharge plate onto a ramp adjacent to the transport route.
  • the apparatus involves a single sorter chain having a plurality of Components: Roller Assemblies, Weighing Bases, Discharge Plates, and Roller Assemblies.
  • the teachings of the patent KR 1849124 (B1) refers to a transport device for moving the transport unit that has at least one operating part (operating section.
  • the operating parts can be specially designed for the runner of the skate. It has supports in which the transport device according to the present invention accommodates the weight of the transport unit in the operating parts.
  • the transport device includes at least one drive roller that interacts with the operating parts of the unit for the rotary movement and adds the power (FK) for the movement in which the movement follows the carriers to the transport unit. It is operatively connected to the power generation means in which the drive roller provides the pressure (Fp) to compress the drive roll in the operating parts of the transport unit.
  • the Accumulation Car presents, is the Load Capacity, the type of Casters, the rigidity of the Accumulation Car since it does not require welding to keep the components and parts together, but the fastening system is by means of screws, nuts, padlocks, short and long spacers, the Reinforcement Tabs, fundamental component, mounting plate and cart shell; which makes the Accumulus Cart robust and easy to maintain.
  • Neoprene Belt Another model of Accumulation Conveyor is the one that uses Neoprene Belt and that also allows moving products and the accumulation of materials on the Tracks.
  • Neoprene tends to tear in the areas where the Belt is coupled with the Accumulation Cars on the market.
  • Another disadvantage of Neoprene Belts is the problem of joining the Belt itself when maintaining it, since it would have to be vulcanized to join it again.
  • the other problem that occurs with the tears of the Neoprene Band in the areas of union with the Accumulation Cars is that they detach sections of this chain, which causes greater maintenance and prolonged line stoppages as it is necessary to move all the cars of the current chain due to these tears in the Belt. The latter is necessary, since the Accumulation Cars are separated by a distance of 1000 mm.
  • an accumulation conveyor with a modular plastic chain that transports a series of objects in its upper part and that generally has the following main elements: a transportation track (100) where a tensioning unit (120) and a motor unit (130), where the transport track (100) also has on one of its sides an accumulation cart (200) that in turn interacts with a modular plastic chain (280) while that at the opposite end, the conveyor track has a flanged roller (290), where both the accumulation carriage (200) and the flanged roller (290) transport in their upper part a skid (300) that in turn, it carries a load; characterized in that, the storage cart (200) is composed of a mounting plate (201), a cart shell (205) and reinforcement tabs; where: the storage cart (200) has in its lower part, a main support (200A) which has a portion that in each of its ends has a plurality of circular ends that in each of its centers has a past bored, where said bores have a coincidence in their
  • Figure 1A shows an isometric view of the conveyor.
  • Figure 1B shows a bottom view of the conveyor.
  • Figure 1C shows a plan view of the conveyor.
  • Figure 1D shows a left side view of the conveyor.
  • Figure 1E shows a right side view of the conveyor.
  • Figure 1F shows a bottom view of the conveyor.
  • Figure 1G shows a front view of the conveyor.
  • Figure 2 is an isometric view of the accumulation cart for modular plastic chain.
  • Figure 3 is an exploded view of the accumulation cart for modular plastic chain.
  • Figure 4A shows a plan view of the accumulation cart for modular plastic chain with the list of its components.
  • Figure 4B shows a front view of the accumulation cart for modular plastic chain with the list of its components.
  • Figure 4C shows a bottom view of the accumulation cart for modular plastic chain with the list of its components.
  • Figure 4D shows a left side view of the accumulation cart for modular plastic chain with the list of its components.
  • Figure 4E shows a right side view of the accumulation cart for modular plastic chain with the list of its components.
  • Figure 4F shows a rear view of the accumulation cart for modular plastic chain with the list of its components.
  • Figure 5 shows a side view of the conveyor.
  • Figure 6 shows a side view of the conveyor.
  • Figure 7 is an exploded view of the accumulation cart for modular plastic chain.
  • the present invention relates in general to Accumulation Conveyors with Modular Plastic Chain or Neoprene Belt with Accumulation Carriages, Free Rollers with Guiding Flange, Drive Unit and Tension Unit. And materials transported on skids on said chain and / or rollers.
  • the Accumulation Car is defined as a mechanism for transporting materials that are found on the conveyor and the track.
  • a high-speed conveyor system comprising at least one friction unit that drives a product is therefore a main object of protection; a transport frame on which the product slides; and a friction unit frame that supports the friction unit, where there are also no elements joined with welding, which increases the possibilities of access to the components, reducing operation and maintenance costs, where there is the development of a plastic chain conveyor (Track) that handles a speed of up to 12 m / min and handles the routes:
  • One of the most used conveyors are the so-called Modular Plastic Chain Accumulation Conveyor or Neoprene Belt Accumulation Conveyor that move the products and allow the accumulation of these materials on “Tracks”.
  • the Accumulation Conveyors generate their movement by means of a Motor Unit that transmits a tension force to the Plastic Chain up to a speed of 12 m / min and that, with the help of the Tensioning Unit, maintains the adequate tension in the Plastic Chain;
  • the Accumulation Car is anchored in the Plastic Chain which allows transmitting a drag force to the skid and the products that are on the Accumulation Carts on one side of a track and on the opposite side, the skid rests on a Flange Roller (Fig. 1).
  • Accumulation Car it is the assembly of the Accumulation Car and its components, in the figures you can see the assembly, the explosion and the explosion with the numbering and the corresponding list of its components. (Fig. 2, Fig. 3, Fig. 4).
  • the present invention refers to an accumulation conveyor with a modular plastic chain, which is arranged in order to transport a series of objects in its upper part, and which generally has the following main elements: a transportation track (100 ), where a tensioning unit (120) and a motor unit (130) are arranged, where the transport track (100) also has on one of its sides an accumulation car (200) that in turn interacts with a modular plastic chain (280) while at the opposite end, the conveyor track has a flanged roller (290), both the accumulation carriage (200) and the flanged roller (290) transport in their upper part to a skid (300) which in turn carries a load.
  • a transportation track 100
  • a tensioning unit (120) and a motor unit (130) are arranged
  • the transport track (100) also has on one of its sides an accumulation car (200) that in turn interacts with a modular plastic chain (280) while at the opposite end
  • the conveyor track has a flanged roller (290), both the accumulation carriage (
  • the conveyor track (100) is made up of a plurality of lower supports (100A) that have a rectangular lower main support, where these supports are arranged vertically, having to perpendicularly, they have a series of central joints (102) that are perpendicular to these supports and that are joined at each of their ends with a load conveyor (103) which is formed by the integration of al minus one pair of guards (104) in a horizontal arrangement and where these have a cross section in the form that at each of their ends they have a pair of passed bores where through a means of union (105) there is its assembly;
  • a tension unit (120) is included at one end, which is integrated by a mechanical arrangement consisting of the tension plate assembly, plastic chain deflection roller , bearings, tensioning stud, spring, support track, pulleys, arrows, counterweight, hearth, plate, track structure, screws, nuts and washers coupled to the module with threaded inserts of the modular plastic chain (280) consisting of a chain made
  • the drive unit is made up of the tension plate assembly, plastic chain deflection roller, bearings, tension stud, spring, support track, pulleys, arrows, counterweight, hearth, plate, track structure, screws, nuts and washers coupled to the module with threaded inserts of the modular plastic chain (280) and a motor that transmits a frequency of at least 1420 rpm, that has a preferential power of at least 2 hp and that is coupled to the transportation at the opposite end of the tensioning unit.
  • the tensioning unit is made up of a series of consisting of the tensioning plate assembly, plastic chain deflection roller, bearings, tensioning stud, spring, support track, pulleys, shafts, counterweight, hearth, plate, track structure, Screws, nuts and washers attached to the module with threaded inserts of the modular plastic chain, which are located at the opposite end of the track from the power unit.
  • a flanged roller (290) arranged horizontally where said flange (290) is located. It has guards (104) in the upper part and also loads the product transported on the skid (300).
  • the Load Capacity of the Accumulation Car is the Load Capacity of the Accumulation Car, the type of Casters, the rigidity of the Accumulation Car, since it does not require welding to hold the components and parts together, but rather the system of Fastening is by means of screws, nuts, padlocks, short and long spacers, Reinforcing Tabs, fundamental component, mounting plate and trolley shell.
  • the assembly facilitates its assembly and disassembly, which helps to reduce the maintenance of the Accumulation Cart.
  • the decrease in friction wear of the Composite Roller (209) is a great advantage since this roller slides on the load axis (The friction coefficient is very important for the performance of the Accumulation Car) and requires two materials for its manufacture, internally it is made of Black Maquinadle Nylon (Nylamid SL) and externally it is made of AISI 1518 Steel. Resulting in the improvement in costs and cycle times for the Material Conveyors, in addition the composite roller (209) has, in its periphery, of a steel coating that presents a lubrication in order to better promote movement and reduce friction between components.
  • the Modular Plastic Chain has four M6 (1/4 ”) nuts for mounting and in relation to the present invention, the Mounting Plate (201) is fixed, by means of four screws preferably of the flat head type with hexagonal hole M6x18 (1/4 ”), class 10.9, galvanized).
  • the accumulation trolley (200) is composed firstly, and in its lower part by a main support (200A) which has a portion that at each of its ends has a plurality of circular terminations that in each one of its centers have a past bored, where said bores have a coincidence in their axial axis with respect to themselves, it is also found that in the upper part this main support has a plurality, preferably four past bores that are the means for which through a series of joining means are joined with a Mounting plate (201) while with other joining means (200B) located in the lower part, the main support is connected with the modular plastic chain;
  • the mounting plate (201) is generally rectangular in shape and has in an area close to each of its ends at least one pair of holes passed on its surface, in the same sense it has four central holes (202) passed in the central part, where a series of joining means (203) are inserted, preferably flat head screws with hexagonal hole preferably type M6X18 class 10.9 galvanized; on each of the sides where the central holes (202) are located, there is
  • the Reinforcement Tabs (210) fulfill several functions in the Accumulation Cart, among them, they allow the fastening of Square Suffers (213) that have a generally quadrangular shape with a past hole in the middle part, where they are found. made of black Nylamid and that in the lower portion of these, they are joined to the Pevolon Slices (214) and of diameter 40 mm that are in the upper part and that are connected by a series of joining means preferably screws ( 214A 214B 214C 214D) and that both the Square End Caps (213) 5 and these Casters (214) are fixed with a plurality of M6 (1/4 ”) class 12.9 screws and at the end of the screw head, they have Wide diameter washers for M6 bolt (207A), a Wheel Axle 9 that acts as a bolt and flat washers for an M6 Galvanized bolt, in the lower part of these slices, there are the Wheel Axle and metal lock nuts M6 Galvani When they are placed, the Wheels 102 make contact with the track guards

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chain Conveyers (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)

Abstract

La présente invention se rapporte à un transporteur à accumulation comprenant une chaîne en plastique modulaire qui comporte une unité motrice, une unité de tension, une chaîne en plastique et un patin, laquelle unité motrice déplace la chaîne plastique et plusieurs chariots à accumulation qui sont installés sur la chaîne en plastique pour transporter les produits dans les processus de fabrication.
PCT/MX2020/050059 2020-01-08 2020-12-18 Transporteur à accumulation comprenant une chaine en plastique modulaire Ceased WO2021141481A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
MX2020000085A MX2020000085A (es) 2020-01-08 2020-01-08 Transportador de acumulo con cadena plastica modular.
MXMX/A/2020/000085 2020-01-08

Publications (1)

Publication Number Publication Date
WO2021141481A1 true WO2021141481A1 (fr) 2021-07-15

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ID=76788224

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/MX2020/050059 Ceased WO2021141481A1 (fr) 2020-01-08 2020-12-18 Transporteur à accumulation comprenant une chaine en plastique modulaire

Country Status (2)

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MX (1) MX2020000085A (fr)
WO (1) WO2021141481A1 (fr)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4681212A (en) * 1985-08-01 1987-07-21 Harry Major Machine & Tool Co. Accumulating conveyor
DE4407163C1 (de) * 1994-03-04 1995-06-01 Woehr Otto Gmbh Förderanlage für Kraftfahrzeuge
US6422378B1 (en) * 1998-05-20 2002-07-23 Stein Automation Gmbh Transporter
EP1295816A2 (fr) * 2001-09-24 2003-03-26 Siemens Aktiengesellschaft Transporteur accumulateur pour articles, notamment pour supports porte-pièce
WO2006010368A1 (fr) * 2004-07-30 2006-02-02 Jensen Ole D Bande transporteuse a accumulation
US20090250320A1 (en) * 2008-03-28 2009-10-08 Dieter Steinstrater Chain link module for accumulating chain
US20100006395A1 (en) * 2008-07-10 2010-01-14 John Dana Cannell Low profile over-under conveyor
US20160200522A1 (en) * 2010-01-05 2016-07-14 Toyokanetsu Solutions K.K. Accumulation conveyor

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4681212A (en) * 1985-08-01 1987-07-21 Harry Major Machine & Tool Co. Accumulating conveyor
DE4407163C1 (de) * 1994-03-04 1995-06-01 Woehr Otto Gmbh Förderanlage für Kraftfahrzeuge
US6422378B1 (en) * 1998-05-20 2002-07-23 Stein Automation Gmbh Transporter
EP1295816A2 (fr) * 2001-09-24 2003-03-26 Siemens Aktiengesellschaft Transporteur accumulateur pour articles, notamment pour supports porte-pièce
WO2006010368A1 (fr) * 2004-07-30 2006-02-02 Jensen Ole D Bande transporteuse a accumulation
US20090250320A1 (en) * 2008-03-28 2009-10-08 Dieter Steinstrater Chain link module for accumulating chain
US20100006395A1 (en) * 2008-07-10 2010-01-14 John Dana Cannell Low profile over-under conveyor
US20160200522A1 (en) * 2010-01-05 2016-07-14 Toyokanetsu Solutions K.K. Accumulation conveyor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
MANUTECHNIK S. A.: "Transportador de paletas de acumulo", YOUTUBE, 9 May 2016 (2016-05-09), XP054982225, Retrieved from the Internet <URL:https://www.youtube.com/watch?v=OCebUjWoJwI> [retrieved on 20210413] *

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