WO2015172764A1 - Support device which is to be attached to a lifting vehicle, and method for actuating said support device - Google Patents
Support device which is to be attached to a lifting vehicle, and method for actuating said support device Download PDFInfo
- Publication number
- WO2015172764A1 WO2015172764A1 PCT/DE2015/000233 DE2015000233W WO2015172764A1 WO 2015172764 A1 WO2015172764 A1 WO 2015172764A1 DE 2015000233 W DE2015000233 W DE 2015000233W WO 2015172764 A1 WO2015172764 A1 WO 2015172764A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- transport
- transport device
- drive
- power piston
- chain
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/12—Platforms; Forks; Other load supporting or gripping members
- B66F9/14—Platforms; Forks; Other load supporting or gripping members laterally movable, e.g. swingable, for slewing or transverse movements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/12—Platforms; Forks; Other load supporting or gripping members
- B66F9/122—Platforms; Forks; Other load supporting or gripping members longitudinally movable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/12—Platforms; Forks; Other load supporting or gripping members
- B66F9/19—Additional means for facilitating unloading
- B66F9/195—Additional means for facilitating unloading for pushing the load
Definitions
- the invention relates to a carrier device which is to be attached to a lifting vehicle according to the preamble of claim 1 and a method for actuating a carrier device according to the preamble of claim 10.
- the object is to provide a hitch which avoids the disadvantages of the prior art and provides a safe and reliable carrier device.
- a carrier device which is to be mounted on a lifting vehicle, with a hitch, with a fork device comprising at least one fork, in particular a pair of forks, with at least one transport device with a belt drive and / or a chain drive, in particular a device for driving for a lateral movement of the hitch, in particular a drive chain, and / or a longitudinal transport device for the longitudinal transport of goods arranged along at least one fork prong, wherein the longitudinal transport device comprises in particular a transport chain,
- the transport device has at least one tensioning device, in particular for a drive chain and / or a drive belt, in particular for a deflection roller device, in particular for the device for driving for a lateral movement and / or the longitudinal transport device, comprising at least one power piston, in particular a hydraulic piston, through the the clamping device is to be maintained at a predetermined voltage.
- the clamping device on a non-positive and positive drive element.
- the transport device has two clamping devices, in particular the device for driving for a lateral movement of the hitch, two drive chains, in particular set opposite running.
- the power piston is a plunger cylinder, wherein the voltage of the transport device is to be held by the pressure force of the plunger cylinder on the clamping device,
- the power piston is a differential cylinder, wherein the voltage of the transport device is to be held by tensile force of the differential cylinder to the clamping device.
- the differential cylinder has on one side of the piston surface a piston rod, whereby it has an effective surface difference, which results in a ratio of piston area to an annular area on a rod side side. This allows the differential cylinder to extend and retract at two different speeds if required.
- hydraulic piston is acted upon by an oil motor, which is assigned to the transport device, in particular the clamping device, with oil.
- a preload valve is provided in front of at least one power piston, in particular the preload valve is provided in combination with a check valve.
- the clamping device comprises two power pistons, in particular hydraulic pistons.
- the object is likewise achieved by a method for actuating a carrier device, which is to be attached to a lifting vehicle, with a hitch, with at least one fork-tine transport device with a belt drive and / or a chain drive, with a clamping device, according to one of claims 1 to 9, wherein the transport means by means of a power piston, in particular a plunger cylinder and / or a differential cylinder, with a clamping force, in particular a compressive force and / or a tensile force is applied, which is proportional to the transport voltage of the transport device, in particular with a drive chain, is established.
- a power piston in particular a plunger cylinder and / or a differential cylinder
- the pressure generated at the power piston is held by a pressure-holding device, in particular a check valve.
- Tränsport is shortened by a predetermined predetermined length after a predetermined longitudinal expansion, in particular due to the use of the transport device.
- 1 a shows a mounting device with transport chain in supervision
- 1 b shows a mounting device with transport chain in side view
- 1 c shows a section of a hitch
- Fig. 2c shows a detail of a hitch
- Fig. 3 shows a carrier device in a perspective view.
- the hitch 1 a shows an attachment 1 with a transport device 26, in particular a longitudinal transport device 4 in the form of a transport chain 6, in plan view.
- a carrier device is not shown.
- the hitch 1, which is to be mounted on a lifting vehicle, not shown, comprises a fork tine device 2 with at least one fork 3, in particular a pair of forks 3. Furthermore, the fork tine 3 at least one longitudinal transport device 4 arranged along the fork prong 3 on.
- the longitudinal transport device 4 can goods on the fork tine. 3 are transported up and down, driven by way of example by an oil engine 1 1, which is arranged for example on a hubhuster end 18 of the fork tine 3.
- the longitudinal transport device 4 is an example of a transport chain 6.
- the longitudinal transport device 4 in order to maintain the transport effect for a long time, the longitudinal transport device 4 according to the invention a Spanneinrich- device 5 is assigned, is to be held by a predetermined transport voltage of the longitudinal conveyor 4.
- the tensioning device 5 is arranged within a transport chain course and comprises at least one power piston 7, in particular a hydraulic piston 8, for example a plunger cylinder 9, by means of which the longitudinal transport device 4 is to be held at a predetermined transport tension by means of pressure loading.
- a single-acting cylinder, such as a plunger cylinder 9 has only one side of the piston, which is supplied with hydraulic fluid. Work can only be done in one direction, whereby the return movement is done by external force, eg spring.
- a plunger cylinder 9 still has no actual piston, but the piston rod serves as a piston.
- a feed opening 15 a For example, oil from the oil engine 1 1 is pumped into the hydraulic piston.
- a passage through a check valve 13 may be provided in the sense of a pressure holding device .12, so that the pressure built up can be secured.
- a biasing valve 14 may be provided, which ensures an oil flow only when a minimum pressure is reached. The oil flow to the oil engine 1 1 takes place for example via an oil line 17th
- Fig. 1 b shows a hitch 1 with transport chain 6 in side view.
- the tensioning device 5, by way of example a plunger cylinder 9, is circulated by the transport chain 6, driven by the oil engine 11, by way of example via a deflection roller device 27, in particular a roller device 22, and biases it via pressure application / so that a reliable function is always ensured.
- Fig. 1 c shows a section of a hitch 1 with the transport chain 6 with a power piston 7, in particular hydraulic piston 8, for example the plunger cylinder 9.
- oil is filled into the cylinder, so that pressure can be built up.
- Fig. 2a shows a hitch 1 with a fork tine device 2 with at least one fork prong 3 with a transport device 26, in particular a longitudinal transport device 4 in the form of a toothed belt 18 in supervision.
- the transport voltage of the longitudinal transport device 4 is maintained, for example, by a tensile stress, which is exerted by a power piston 7 in the form of a differential cylinder 10.
- the oil is supplied through a feed opening 15 in a first chamber 19.
- a second chamber 20 of the differential cylinder 10 is exemplified by air, sucked through an opening 16, acted upon, so that only a small back pressure is generated.
- a passage through a check valve 13 may be provided in the sense of a pressure holding device 12, so that the pressure built up can be secured.
- a biasing valve 14 may be provided, which ensures an oil flow only when a minimum pressure is reached.
- the tensioning device 5 has a differential cylinder 10 and a deflection roller device 27, in particular a roller device 21, for running off the toothed belt 18.
- Fig. 2c shows a detail of a hitch 1 with a power piston in the form of a differential cylinder 10 having a first chamber 19, which is exemplarily filled via a feed port 15 with oil and a second chamber 20, which is exemplarily filled with air under normal pressure ,
- the power piston 7 exerts a tensile stress on the long-stroke transport device 4 and thus keeps it under transport tension.
- Fig. 3 shows a Suctionervorrichtüng 25 with a transport device 26 in a perspective view.
- the transport device 26 has, by way of example, two drive chains 24, which are driven via an oil motor 11.
- a hitch, not shown, is arranged on a support device 25 and can then be moved laterally by a traversing element 28 which is connected to a drive chain 24.
- One or both drive chains 24 are held by means of a clamping device 5 comprising in particular a Umlenkrollen owned 27 at a predetermined voltage, so that a safe and reliable method is given.
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112015002226.0T DE112015002226A5 (en) | 2014-05-14 | 2015-05-14 | Carrier device to be mounted on a lifting vehicle, and method for actuating a carrier device |
EP15744099.1A EP3142958B1 (en) | 2014-05-14 | 2015-05-14 | Carrier device, which is to be fixed on a lifting vehicle and method for actuating said hitch assembly |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102014006969.9 | 2014-05-14 | ||
DE102014006969.9A DE102014006969A1 (en) | 2014-05-14 | 2014-05-14 | Carrier device to be mounted on a lifting vehicle, and method for actuating a carrier device |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015172764A1 true WO2015172764A1 (en) | 2015-11-19 |
Family
ID=53761156
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2015/000233 WO2015172764A1 (en) | 2014-05-14 | 2015-05-14 | Support device which is to be attached to a lifting vehicle, and method for actuating said support device |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3142958B1 (en) |
DE (2) | DE102014006969A1 (en) |
WO (1) | WO2015172764A1 (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2663443A (en) * | 1951-04-18 | 1953-12-22 | Baker Raulang Co | Carrier for industrial elevating trucks |
US3096896A (en) * | 1961-05-04 | 1963-07-09 | Desmond H Norton | Attachment for forklift trucks |
US5839873A (en) * | 1996-03-28 | 1998-11-24 | Hk Systems, Inc. | Storage and retrieval machine with pre-tensioned shuttle guides |
JP2000086188A (en) * | 1998-09-04 | 2000-03-28 | Tcm Corp | Side fork type conveying vehicle |
WO2006078156A1 (en) * | 2005-01-20 | 2006-07-27 | Gebr. Meijer St. Jabik B.V. | Transporting device with lifting platform with integrated conveyor |
DE102008022322A1 (en) * | 2008-04-30 | 2009-11-05 | SSI Schäfer AG | Lifting mechanism for a shuttle of a channel store and method for lifting and depositing a loading bridge of the shuttle |
WO2012010160A2 (en) * | 2010-07-16 | 2012-01-26 | Kaup Gmbh & Co. Kg - Gesellschaft Für Maschinenbau | Add-on device to be attached to a lifting vehicle, and method for operating said add-on device |
-
2014
- 2014-05-14 DE DE102014006969.9A patent/DE102014006969A1/en not_active Withdrawn
-
2015
- 2015-05-14 DE DE112015002226.0T patent/DE112015002226A5/en not_active Withdrawn
- 2015-05-14 WO PCT/DE2015/000233 patent/WO2015172764A1/en active Application Filing
- 2015-05-14 EP EP15744099.1A patent/EP3142958B1/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2663443A (en) * | 1951-04-18 | 1953-12-22 | Baker Raulang Co | Carrier for industrial elevating trucks |
US3096896A (en) * | 1961-05-04 | 1963-07-09 | Desmond H Norton | Attachment for forklift trucks |
US5839873A (en) * | 1996-03-28 | 1998-11-24 | Hk Systems, Inc. | Storage and retrieval machine with pre-tensioned shuttle guides |
JP2000086188A (en) * | 1998-09-04 | 2000-03-28 | Tcm Corp | Side fork type conveying vehicle |
WO2006078156A1 (en) * | 2005-01-20 | 2006-07-27 | Gebr. Meijer St. Jabik B.V. | Transporting device with lifting platform with integrated conveyor |
DE102008022322A1 (en) * | 2008-04-30 | 2009-11-05 | SSI Schäfer AG | Lifting mechanism for a shuttle of a channel store and method for lifting and depositing a loading bridge of the shuttle |
WO2012010160A2 (en) * | 2010-07-16 | 2012-01-26 | Kaup Gmbh & Co. Kg - Gesellschaft Für Maschinenbau | Add-on device to be attached to a lifting vehicle, and method for operating said add-on device |
Also Published As
Publication number | Publication date |
---|---|
DE102014006969A1 (en) | 2015-11-19 |
DE112015002226A5 (en) | 2017-02-09 |
EP3142958B1 (en) | 2021-11-17 |
EP3142958A1 (en) | 2017-03-22 |
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