CN118954371A - Forklift mobile quick-change boom device, forklift and method - Google Patents

Forklift mobile quick-change boom device, forklift and method Download PDF

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Publication number
CN118954371A
CN118954371A CN202411234711.5A CN202411234711A CN118954371A CN 118954371 A CN118954371 A CN 118954371A CN 202411234711 A CN202411234711 A CN 202411234711A CN 118954371 A CN118954371 A CN 118954371A
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CN
China
Prior art keywords
forklift
boom
quick
change
arm
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Granted
Application number
CN202411234711.5A
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Chinese (zh)
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CN118954371B (en
Inventor
杨书强
张洪凯
王云飞
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Anhui Heli Co Ltd
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Anhui Heli Co Ltd
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Priority to CN202411234711.5A priority Critical patent/CN118954371B/en
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    • 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
    • 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
    • B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
    • B66F17/003—Safety devices, e.g. for limiting or indicating lifting force for fork-lift trucks
    • 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

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Transportation (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Forklifts And Lifting Vehicles (AREA)

Abstract

The application relates to a forklift moving quick-change type boom device, a forklift and a method, comprising a boom mechanism and a quick-change mechanism which are movably connected, wherein the boom mechanism comprises two symmetrically arranged boom bodies and a fixed pipe; the suspension arm body is of a tubular structure formed by integrating a vertical arm and a horizontal arm, wherein the end part of the horizontal arm is connected with a movable pipe in a sliding manner, and a hook is fixedly arranged at the center of the movable pipe; an upper hook assembly connected with the forklift is fixedly arranged on the outer side of the vertical arm. The quick-change mechanism is used for supporting the suspension arm mechanism and comprises a bottom frame and a side frame which are connected together to form an L-shaped structure, a vertical arm is arranged on the bottom frame, and a port of the horizontal arm is movably connected with the side frame. The hanger is provided with a front-back movement, and the lateral movement distance-adjusting fork can drive the suspension arm mechanism to move left and right; when the forklift gantry lifts up and down, the lifting arm mechanism is driven to move up and down, so that the multi-directional adjustment position of the hanging bag is lifted, and finally, the carrying is realized through the forklift running.

Description

Fork truck moving quick-change type boom device, fork truck and method
Technical Field
The invention relates to the technical field of forklifts, in particular to a forklift moving quick-change type boom device, a forklift and a forklift moving quick-change type boom method.
Background
With the high-speed development of the industry in China, more and more products go out of the country, and are transported in warehouses, ports and other places by using equipment such as forklifts, cranes and the like. In the process of transporting goods with large weight, large volume or irregular shape, the goods are difficult to be transported by the traditional packaging and transporting mode due to the physical characteristics of the goods, so that the special packaging and transporting mode of hanging bags is needed. The bale is generally provided with sufficient load-bearing capacity and stability to ensure the safety of the cargo during transport.
Fork trucks are currently widely used in the handling of electronic, automotive, chemical, pharmaceutical, printing, tobacco, warehouse logistics and other industries. For carrying the hanging bag, the existing fork, bucket, fork sleeve, suspender, flat holding clamp and the like on the forklift cannot meet the requirements, so that a matched forklift attachment, such as a suspending arm for lifting the hanging bag, is required to be designed. The suspension arm, the forklift and the hanging bag are conveniently and quickly assembled, and the technical problem to be solved is solved.
Disclosure of Invention
Based on the problems, the invention provides a forklift moving quick-change type boom device, a forklift and a method, which are used for the forklift to quickly carry a hanging bag, so that the hanging bag operation efficiency is improved.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
The quick-change type lifting arm device for forklift truck comprises a lifting arm mechanism and a quick-change mechanism which are movably connected, wherein the lifting arm mechanism comprises two lifting arm bodies which are symmetrically arranged, and a fixed pipe which is connected between the two lifting arm bodies; the suspension arm body is of a tubular structure formed by integrating a vertical arm and a horizontal arm, wherein the end part of the horizontal arm is connected with a movable pipe in a sliding manner, and a hook is fixedly arranged at the center of the movable pipe; an upper hook assembly connected with a forklift is fixedly arranged on the outer side of the vertical arm; the quick-change mechanism is used for supporting the suspension arm mechanism and comprises a bottom frame and a side frame which are connected together to form an L-shaped structure, the vertical arm is erected on the bottom frame, and the port of the horizontal arm is movably connected with the side frame.
Further, a driving device is arranged on the inner side of the suspension arm body, and the movable end of the driving device is connected with the movable pipe to drive the movable pipe to horizontally move along the length direction of the horizontal arm.
Further, the driving device is an oil cylinder, oil cylinder bases are respectively arranged at two ends of the movable tube, and fixing holes for being inserted into movable ends of the oil cylinder are formed in the oil cylinder bases.
Further, a connecting plate is fixedly arranged on the inner side of the suspension arm body, a U-shaped fixing frame is sleeved on the driving device, and the opening end of the U-shaped fixing frame is fixedly connected with the connecting plate.
In a preferred scheme, the U-shaped fixing frame comprises a U-shaped frame, fixing blocks are fixedly arranged at two end parts of the opening end of the U-shaped frame, and connecting holes are formed in the fixing blocks; the inner ring of the U-shaped frame is provided with a rubber gasket groove for clamping the rubber gasket.
Further, the end parts of the opposite sides of the horizontal arm are provided with notches; rollers are respectively installed at two ends of the movable tube, and the rollers are arranged in the inner cavity of the horizontal arm and horizontally move along the notch.
Further, the upper hook assembly comprises a clamping plate clamped on the vertical arm, the bottom end of the clamping plate is connected with a hook limiting plate through a transition plate, and the hook limiting plate is used for hanging a side-shifting distance-adjusting fork of a forklift to realize connection; the bottom end of the vertical arm is provided with a stop block mounting hook, and the stop block mounting hook is provided with a stop block for limiting the lateral displacement distance-adjusting fork.
Further, the end part of the bottom frame is vertically and fixedly provided with a limit column group, and the top end of the side frame is horizontally and fixedly provided with a connecting rod; the bottom of the vertical arm of the boom body is placed between the limiting column groups and used for longitudinally limiting the boom body, and the connecting rod is movably inserted into a port of the horizontal arm of the boom body and used for horizontally limiting the boom body.
In a further scheme, a reinforcing rod is connected between the bottom frame and the side frame, and an upper lifting hook is arranged at the top end of the side frame.
A second object of the present invention is to provide a forklift having the above-mentioned quick-change boom apparatus for forklift movement.
The third object of the present invention is to provide a method for lifting a bale of a quick-change boom device for forklift, comprising the following steps:
s1, unloading a fork arranged on a fork truck side-shifting distance-adjusting fork, lowering a fork truck portal, and slowly driving to the right front of a suspension arm assembly;
S2, moving the bracket to the lower end of an upper hook assembly of the suspension arm mechanism through a side shifting function of a side shifting distance-adjusting fork, so that the upper hook assembly is hooked on a welding plate on the bracket, and limiting the bracket in the front-rear direction is realized; the stop block is arranged to support the middle cross beam on the bracket, so that the limit of the bracket in the up-down direction is realized; finally, the suspension arm mechanism is connected with the bracket;
S3, the bracket moves laterally to the middle position of the forklift, the forklift retreats, the bottom end of the vertical arm of the boom body moves out from between the limiting column groups, and the port of the horizontal arm of the boom body is separated from the connecting rod, so that the boom mechanism is separated from the quick-change mechanism and is installed with the forklift;
S4, the forklift runs to the front of the crane ladle, and the lateral movement distance-adjusting fork drives the crane arm mechanism to move left and right; then driving the movable rod to move in the front-back direction; thereby adjusting the position of the hook on the movable rod and hanging the movable rod after being butted with the hanging bag;
s5, lifting the portal frame to drive the crane ladle to lift; and the transfer of the hanging bag is realized after the forklift runs.
The application has the following advantages
1) The movable rod of the application realizes the movable hook, so that the hanging bag can be quickly carried without manual operation;
2) The boom mechanism is matched with the quick-change mechanism, so that the boom mechanism is quickly replaced between the quick-change mechanism and the forklift;
3) The quick-change mechanism is used as a placement frame of the suspension arm mechanism, so that the suspension arm mechanism with the special-shaped structure can be erected to realize quick butt joint with a lateral shifting distance-adjusting fork of a forklift; and the whole occupied space is small, and the placement is more attractive and tidy.
4) The hanger on the suspension arm mechanism is provided with a front-back direction moving function, and the side-shifting distance-adjusting fork on the forklift can be laterally shifted. After the suspension arm mechanism is connected with the lateral side distance-adjusting fork, the lateral side distance-adjusting fork can drive the suspension arm mechanism to move left and right; when the forklift gantry lifts up and down, the lifting arm mechanism is driven to move up and down, so that the multi-directional adjustment position of the hanging bag is lifted, and finally, the carrying is realized through the forklift running.
5) The boom mechanism and the quick-change mechanism are matched in shape and connected together to form a frame-shaped structure; the two are movably connected, namely, the bottom end of the vertical arm of the boom body is placed between the limiting column groups and used for longitudinally limiting the boom body, and the port of the horizontal arm of the boom body is movably inserted with the connecting rod and used for horizontally limiting the boom body, so that the connection or separation operation between the two is convenient.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application.
FIG. 1 is a schematic diagram of a boom mechanism according to the present invention;
FIG. 2 is a schematic diagram of a boom mechanism according to the present invention;
FIG. 3 is a schematic view of a boom body member according to the present invention;
FIG. 4 is a schematic view of a movable tube according to the present invention;
FIG. 5 is a schematic view of a U-shaped fixing frame according to the present invention;
FIG. 6 is a schematic view of the structure of the upper hook assembly of the present invention;
FIG. 7 is a schematic diagram showing the boom mechanism and quick change mechanism of the present invention in combination with a side shift fork;
FIG. 8 is a schematic diagram showing the boom mechanism and quick change mechanism of the present invention in combination with a side shift fork;
FIG. 9 is a schematic diagram of a quick-change mechanism according to the present invention;
fig. 10 is a schematic view of a lifting sling according to the present invention.
The figure indicates:
1-a suspension arm mechanism, 11-a suspension arm main part, 111-a notch, 112-a connecting plate, 113-a reinforcing plate, 114-a stop block mounting hook, 12-a movable pipe, 121-a steel pipe, 122-a hook, 123-an oil cylinder base, 124-a roller shaft head and 125-a fixed hole; 13-fixed pipes, 14-rollers, 15-U-shaped fixed frames, 151-U-shaped frames, 152-fixed blocks, 153-connecting holes and 154-rubber gasket grooves; 16-oil cylinders, 17-upper hook assemblies, 171-clamping plates, 172-transition plates, 173-hook limiting plates and 18-stop blocks;
The device comprises a 2-quick change mechanism, a 21-bottom frame, a 22-reinforcing rod, a 23-side frame, a 24-connecting rod, a 25-lifting hook and a 26-limit column group;
3-side shifting the distance-adjusting fork;
4-hanging bags.
Detailed Description
The application will be described in detail below with reference to the drawings in connection with embodiments. It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other.
Example 1:
Referring to fig. 1-6, the present embodiment discloses a forklift mobile quick-change type boom device, which comprises a boom mechanism 1 and a quick-change mechanism 2 which are movably connected, wherein the boom mechanism 1 comprises two symmetrically arranged boom bodies 11, and a fixed pipe 13 connected between the two boom bodies 11; the fixed pipes 13 are arranged between the boom bodies 11 at intervals, wherein the fixed pipes positioned at the lower parts of the vertical arms are directly welded on the inner side walls of the boom bodies 11, and interfere with the brackets of the side-shifting distance-adjusting fork 3 after penetrating through the boom bodies 11; the other part of the fixed pipe 13 (which is positioned at the upper part of the upper hook assembly 17) can penetrate through the suspension arm body 11 for convenient installation, and the end part of the fixed pipe 13 penetrating through the outer end of the suspension arm body 11 is provided with a sealing cover to prevent rainwater, dust, garbage and the like from entering the suspension arm body.
The two boom bodies 11 are integrally formed in a tubular structure, and a reinforcing plate 113 is connected between the vertical arm and the horizontal arm to prevent bending deformation due to stress, so as to improve the overall strength. The end part of the horizontal arm is connected with a movable pipe 12 in a sliding way, the movable pipe 12 is shown in fig. 4 and comprises a steel pipe 121, and a hook 122 is welded at the center of the steel pipe 121 to ensure the stability of the device; an upper hook assembly 17 connected with the forklift is fixedly arranged on the outer side of the vertical arm. Roller stub shafts 124 are connected to both ends of the movable bar 12 for mounting the rollers 14.
The quick-change mechanism 2 is used for supporting the suspension arm mechanism 1, the quick-change mechanism 2 comprises a bottom frame 21 and a side frame 23 which are connected together to form an L-shaped structure, the vertical arm is erected on the bottom frame 21, and the port of the horizontal arm is movably connected with the side frame 23. The quick-change mechanism is used as a placement frame of the suspension arm mechanism, so that the suspension arm mechanism with the special-shaped structure can be erected and quickly connected with a side-shift distance-adjusting fork of the forklift; meanwhile, the quick-change mechanism is matched, so that the boom mechanism is convenient to quickly change between the quick-change mechanism and the forklift.
Further, a driving device is installed at the inner side of the boom body 11, and the movable end of the driving device is connected with the movable pipe 12 to drive the movable pipe 12 to horizontally move along the length direction of the horizontal arm.
In this embodiment, the driving device is preferably an oil cylinder 16, two ends of the movable tube 12 are respectively provided with an oil cylinder base 123, the oil cylinder base 123 is located at the inner side of the boom body 11, the oil cylinder base 123 is provided with a fixing hole 125 for plugging the movable end of the oil cylinder 16, and then a bolt is used for limiting and locking. The oil cylinder 16 drives the movable pipe 12 to horizontally move, so that the hanging and taking of the hanging bag 4 are realized.
In order to fix the oil cylinder 16, a connecting plate 112 is fixedly arranged on the inner side of the boom body 11, a U-shaped fixing frame 15 is sleeved on the driving device, as shown in fig. 5, the U-shaped fixing frame 15 comprises a U-shaped frame 151, fixing blocks 152 are fixedly arranged at two ends of the opening end of the U-shaped frame 151, and connecting holes 153 are formed in the fixing blocks 152. The open end of the U-shaped fixing frame 15 is lifted from the bottom end of the cylinder 16, then connected to the connecting plate 112, and fixed by bolts passing through the connecting plate 112 and the connecting holes 153 on the fixing block 152. That is, the cylinder seat of the oil cylinder 16 is connected with the connecting plate 112 on the boom body 11 through the U-shaped fixing frame 15 to realize fixed support, the movable end of the oil cylinder 16 is connected with the oil cylinder base 123, one end different from the movable end can be fixed on the fixed pipe 3, and a mounting seat is fixed on the fixed pipe 3 to fixedly connect the same.
The inner ring of the U-shaped frame 151 is provided with a rubber pad groove 154 for clamping a rubber pad. The rubber pad groove 154 is used for preventing the rubber pad from separating and ensuring the beautiful installation; the rubber pad mainly plays a role in buffering and protecting, and paint on the surface of the oil cylinder 16 can be damaged due to the fact that the oil cylinder 16 is in rigid contact with the U-shaped fixing frame 15.
Further, the end parts of the opposite sides of the horizontal arm are provided with notches 111; rollers 14 are respectively installed at two ends of the movable pipe 12, and the rollers 14 are arranged in the inner cavity of the horizontal arm and horizontally move along the notch 111. Wherein the roller 14 is bolted to the roller stub 124 of the movable bar 12.
Further, the upper hook assembly 17 comprises a clamping plate 171 clamped and fixed on the vertical arm, the bottom end of the clamping plate 171 is connected with a hook limiting plate 173 through a transition plate 172, and the hook limiting plate 173 is used for hanging a side-shifting distance-adjusting fork 3 of a forklift to realize connection; the bottom end of the vertical arm is provided with a stop block mounting hook 114, and the stop block mounting hook 114 is provided with a stop block 18 for limiting the lateral displacement distance-adjusting fork 3, so that the lifting arm mechanism 1 is limited in the vertical direction.
The upper hook assembly 17 is used for hanging the suspension arm mechanism 1 on a bracket of the lateral shifting distance-adjusting fork 3, wherein the upper hook assembly 17 is clamped on the suspension arm body 11 through the clamping plate 171 and welded, and is reinforced by a reinforcing rib, so that the welding strength of the upper hook assembly 17 is ensured, and the condition of weld cracking is prevented.
As shown in fig. 9, the quick-change mechanism 2 includes a bottom frame 21 and a side frame 23 connected in an L-shaped structure, wherein a limit column group 26 is vertically and fixedly arranged at the end of the bottom frame 21, and a connecting rod 24 is horizontally and fixedly arranged at the top end of the side frame 23; the bottom end of the vertical arm of the boom body 11 is placed between the limiting column groups 26 for longitudinally limiting the boom body 11, and the connecting rod 24 is movably inserted into a port of the horizontal arm of the boom body 11 for horizontally limiting the boom body 11.
Further, a reinforcing rod 22 is connected between the bottom frame 21 and the side frame 23, and the bottom frame 21 and the side frame 23 are both of a frame structure formed by welding longitudinal steel pipes and transverse rectangular steel pipes. The overall structural stability is further ensured by the reinforcing bars 22. And sealing covers are arranged at the ports of the leaked longitudinal steel pipes and the horizontal rectangular steel pipes to prevent rainwater from entering to cause internal corrosion. The top of the side frame 23 is provided with an upper lifting hook 25, and because the quick-change mechanism 2 is heavier, the upper lifting hook 25 is used for lifting the quick-change mechanism 2 in the welding and transferring processes, so that manual operation is avoided.
Referring to fig. 7, 8 and 10, the boom mechanism 1 is used for carrying a crane ladle 4, the quick-change mechanism 2 is used for supporting the boom mechanism 1, and the quick-change of the boom mechanism 1 is assisted to be installed on the forklift side-shifting distance-adjusting fork 3; the hook 122 on the boom mechanism 1 is provided with a forward-backward movement; the lateral movement distance-adjusting fork 3 can laterally move in the left-right direction, and further drives the boom mechanism 1 to move in the left-right direction. When the forklift gantry lifts up and down, the lifting arm mechanism 1 is driven to move up and down, so that multidirectional adjustment lifting or carrying of the hanging bag 4 is realized.
Example 2:
a forklift is provided with the forklift moving quick-change type boom device according to embodiment 1, wherein a boom mechanism 1 is used as an accessory of the forklift, and a quick-change mechanism 2 is used as a placement frame of the boom mechanism 1, so that the boom mechanism with a special-shaped structure can be erected and can be quickly connected with a lateral shifting distance-adjusting fork of the forklift.
Example 3:
a method for lifting a bale of a quick-change boom device for a forklift, comprising the following steps:
s1, unloading a fork arranged on a fork truck side-shifting distance-adjusting fork 3, lowering a fork truck portal, and slowly driving to the right front of a boom assembly 1;
S2, moving a bracket in the lateral shifting function of the lateral shifting distance-adjusting fork 3 to the lower end of an upper hook assembly 17 of the suspension arm mechanism 1, so that the upper hook assembly 17 is hooked on a welding plate on the bracket, and limiting the bracket in the front-rear direction is realized; the stop block 18 is arranged to support the middle cross beam on the bracket, so that the limit of the bracket in the up-down direction is realized; finally, connecting the suspension arm mechanism 1 with the bracket;
S3, the bracket moves laterally to the middle position of the forklift, the forklift retreats, the bottom end of the vertical arm of the boom body 11 moves out from between the limiting column groups 26, and the port of the horizontal arm of the boom body 11 is separated from the connecting rod 24, so that the boom mechanism 1 is separated from the quick change mechanism 2 and is mounted with the forklift;
s4, the forklift runs to the front of the crane ladle 4, and the lateral movement distance-adjusting fork 3 drives the boom mechanism 1 to move left and right; then driving the movable rod 12 to move in the front-back direction; thereby adjusting the position of the hook 122 on the movable rod 12 and hanging the bag 4 after being butted with the bag;
s5, lifting the portal frame to drive the crane ladle 4 to lift; and the transfer of the crane ladle 4 is realized after the forklift runs.
Specifically, as shown in fig. 7 and 8, which are schematic diagrams of a quick-change process of the boom mechanism 1, a forklift mast and a forklift body part are omitted in the diagrams, a lateral displacement distance-adjusting fork 3 is arranged on the forklift mast (wherein the lateral displacement distance-adjusting fork 3 is an existing component on a forklift, the application does not relate to improvement of the structure thereof), and a bracket for connecting a fork and a fork frame is arranged on the lateral displacement distance-adjusting fork 3 and is responsible for the lateral displacement distance-adjusting function of the fork.
When the forklift needs to be provided with the boom mechanism 1, a fork arranged on the side-shifting distance-adjusting fork 3 needs to be removed, and the forklift mast is lowered; the forklift slowly runs to the right front of the suspension arm assembly 1, a bracket in the forklift is moved to the lower end of the upper hook assembly 17 of the suspension arm mechanism 1 through the side shifting function of the side shifting distance adjusting fork 3, and a hook limiting plate 173 on the upper hook assembly 17 is hooked on a welding plate on the bracket, so that the front and rear direction limiting of the bracket is realized; and the lifting door frame ensures that the suspension arm mechanism 1 is hung on a bracket of the lateral shifting distance-adjusting fork 3. The stop block 18 is fixedly arranged on the stop block mounting hook 114 through bolts, and the stop block 18 supports the middle cross beam on the bracket to limit the bracket in the up-down direction; finally, the boom mechanism 1 is connected with the bracket. Finally, the bracket is laterally moved to the middle position of the forklift, namely the center of the boom mechanism 1 is overlapped with the center of the lateral distance-adjusting fork 3, and then the forklift is retreated, so that the boom mechanism 1 is separated from the quick-change mechanism 2, namely the bottom end of the vertical arm of the boom body 11 is moved out from between the limiting column groups 26, and the port of the horizontal arm of the boom body 11 is separated from the connecting rod 24. And then the boom mechanism 1 and the forklift are mounted.
As shown in fig. 10, an operation schematic diagram of the movable hook type boom mechanism is shown, wherein the cylinders 16 on two sides of the boom mechanism 1 are controlled by a valve, so that the synchronization of the cylinders is ensured, and the movable rod 12 is driven to move stably and linearly. When the forklift runs to the front of the crane ladle 4, the crane boom mechanism 1 moves left and right through the bracket moving left and right; the extension and retraction of the oil cylinder 16 are controlled, so that the movable rod 12 moves in the front-back direction; through the two actions, the hook 122 on the movable rod 12 is hung from the hanging bag 4; and then lifting the crane ladle 4 by lifting the portal frame. Finally, the transport of the hanging bag 4 is realized by forklift running. The suspension arm mechanism 1 is of a 7-shaped structure, and the hook 122 is positioned at the front end, so that a space for accommodating the suspension bag 4 is formed, and the suspension arm mechanism is convenient for rotating the suspension bag 4.
When the boom mechanism 1 is not required to be installed on a forklift for lifting operation, the boom mechanism is separated from the side-shifting fork 3 of the forklift, specifically, the forklift is slowly driven to the front of the quick-change mechanism 2, the forklift mast is lowered, the boom mechanism 1 connected with the bracket is moved to one side through the side-shifting function of the side-shifting fork 3 on the forklift, the bottom end of the vertical arm of the boom body 11 of the boom mechanism 1 is placed between the limit column groups 26 on the quick-change mechanism 2, then the forklift is slightly moved forward, the boom mechanism 1 is pushed to move forward, and the two limit column groups 26 limit and guide the two boom bodies 11, in the forward moving process, the port of the horizontal arm of the boom body 11 is connected with the connecting rod 24 on the quick-change mechanism 2, and the bottom end of the vertical arm of the boom body 11 is just positioned between the limit column groups 26, so that the boom mechanism 1 is erected on the quick-change mechanism 2. Then the lower stop block 18 is disassembled, and after the portal is continuously lowered, the bracket is separated from the upper hook assembly 17. The fork truck is retreated, and the boom mechanism 1 is supported on the quick change mechanism 2 and separated from the fork truck.
The foregoing description of the preferred embodiments of the application is not intended to limit the application to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the application as defined by the appended claims.

Claims (10)

1.一种叉车移动快换式吊臂装置，其特征在于：包括活动连接的吊臂机构(1)和快换机构(2)，所述吊臂机构(1)包括两个对称设置的吊臂本体(11)，以及连接在两个吊臂本体(11)之间的固定管(13)；所述吊臂本体(11)是由垂直臂和水平臂一体成形的管状结构，其中水平臂的端部滑动连接有活动管(12)，所述活动管(12)的中心处固设有挂钩(122)；所述垂直臂的外侧固设有与叉车连接的上挂钩总成(17)；所述快换机构(2)用于支撑吊臂机构(1)，所述快换机构(2)包括连接在一起呈L形结构的底框(21)和侧架(23)，所述垂直臂架设在底框(21)上、水平臂的端口与侧架(23)活动连接。1. A mobile quick-change boom device for a forklift, characterized in that it comprises a boom mechanism (1) and a quick-change mechanism (2) which are movably connected, wherein the boom mechanism (1) comprises two symmetrically arranged boom bodies (11) and a fixed pipe (13) connected between the two boom bodies (11); the boom body (11) is a tubular structure formed integrally by a vertical arm and a horizontal arm, wherein the end of the horizontal arm is slidably connected to a movable pipe (12), and a hook (122) is fixedly arranged at the center of the movable pipe (12); an upper hook assembly (17) connected to a forklift is fixedly arranged on the outer side of the vertical arm; the quick-change mechanism (2) is used to support the boom mechanism (1), and the quick-change mechanism (2) comprises a bottom frame (21) and a side frame (23) connected together in an L-shaped structure, wherein the vertical arm is arranged on the bottom frame (21), and the end of the horizontal arm is movably connected to the side frame (23). 2.根据权利要求1的一种叉车移动快换式吊臂装置，其特征在于：位于吊臂本体(11)的内侧安装有驱动装置，所述驱动装置的活动端与活动管(12)连接驱动活动管(12)沿着水平臂的长度方向进行水平移动。2. A forklift mobile quick-change boom device according to claim 1, characterized in that a driving device is installed on the inner side of the boom body (11), and the movable end of the driving device is connected to the movable tube (12) to drive the movable tube (12) to move horizontally along the length direction of the horizontal arm. 3.根据权利要求2的一种叉车移动快换式吊臂装置，其特征在于：所述驱动装置为油缸(16)，所述活动管(12)的两端分别安装有油缸底座(123)，所述油缸底座(123)上开设有用于插接油缸(16)活动端的固定孔(125)；3. A forklift mobile quick-change boom device according to claim 2, characterized in that: the driving device is a cylinder (16), cylinder bases (123) are respectively installed at both ends of the movable tube (12), and the cylinder base (123) is provided with a fixing hole (125) for plugging the movable end of the cylinder (16); 所述吊臂本体(11)的内侧固设有连接板(112)，所述驱动装置上套设有U形固定架(15)，所述U形固定架(15)的开口端与所述连接板(112)固定连接。A connecting plate (112) is fixedly provided on the inner side of the boom body (11), a U-shaped fixing frame (15) is sleeved on the driving device, and an open end of the U-shaped fixing frame (15) is fixedly connected to the connecting plate (112). 4.根据权利要求3的一种叉车移动快换式吊臂装置，其特征在于：所述U形固定架(15)包括U形架(151)，所述U形架(151)开口端的两端部均固设有固定块(152)，所述固定块(152)上开设有连接孔(153)；所述U形架(151)的内圈开设有橡胶垫槽(154)用于卡设橡胶垫。4. A forklift mobile quick-change boom device according to claim 3, characterized in that: the U-shaped fixing frame (15) includes a U-shaped frame (151), both ends of the open end of the U-shaped frame (151) are fixed with fixing blocks (152), and the fixing blocks (152) are provided with connecting holes (153); the inner circle of the U-shaped frame (151) is provided with a rubber pad groove (154) for clamping a rubber pad. 5.根据权利要求1的一种叉车移动快换式吊臂装置，其特征在于：所述水平臂的相对侧的端部均开设有槽口(111)；所述活动管(12)的两端分别安装有滚轮(14)，所述滚轮(14)内置在水平臂的内腔中沿着槽口(111)水平移动。5. A forklift mobile quick-change boom device according to claim 1, characterized in that: the ends of the opposite sides of the horizontal arm are provided with slots (111); rollers (14) are respectively installed at both ends of the movable tube (12), and the rollers (14) are built into the inner cavity of the horizontal arm and move horizontally along the slots (111). 6.根据权利要求1的一种叉车移动快换式吊臂装置，其特征在于：所述上挂钩总成(17)包括卡固在垂直臂上的卡板(171)，所述卡板(171)的底端通过过渡板(172)连接有挂钩限位板(173)，所述挂钩限位板(173)用于挂装叉车的侧移调距叉(3)实现连接；所述垂直臂的底端安装有止动块安装钩(114)，所述止动块安装钩(114)上安装有止动块(18)用于对侧移调距叉(3)进行限位。6. A forklift mobile quick-change boom device according to claim 1, characterized in that: the upper hook assembly (17) includes a clamping plate (171) fixed on the vertical arm, the bottom end of the clamping plate (171) is connected to a hook limiting plate (173) through a transition plate (172), and the hook limiting plate (173) is used to mount the side shifting distance adjusting fork (3) of the forklift to achieve connection; a stop block mounting hook (114) is installed at the bottom end of the vertical arm, and a stop block (18) is installed on the stop block mounting hook (114) for limiting the side shifting distance adjusting fork (3). 7.根据权利要求1的一种叉车移动快换式吊臂装置，其特征在于：所述底框(21)的端部垂直固设有限位柱组(26)，所述侧架(23)的顶端水平固设有连接杆(24)；所述吊臂本体(11)的垂直臂的底端放置在限位柱组(26)之间用于对吊臂本体(11)纵向限位，所述连接杆(24)活动插接在吊臂本体(11)的水平臂的端口中用于对吊臂本体(11)水平限位。7. A forklift mobile quick-change boom device according to claim 1, characterized in that: a limit column group (26) is vertically fixed to the end of the bottom frame (21), and a connecting rod (24) is horizontally fixed to the top of the side frame (23); the bottom end of the vertical arm of the boom body (11) is placed between the limit column group (26) for longitudinally limiting the boom body (11), and the connecting rod (24) is movably inserted into the port of the horizontal arm of the boom body (11) for horizontally limiting the boom body (11). 8.根据权利要求7的一种叉车移动快换式吊臂装置，其特征在于：所述底框(21)和侧架(23)之间连接有加强杆(22)，所述侧架(23)的顶端安装有上吊钩(25)。8. A forklift mobile quick-change boom device according to claim 7, characterized in that a reinforcing rod (22) is connected between the bottom frame (21) and the side frame (23), and an upper hook (25) is installed at the top of the side frame (23). 9.一种叉车，其特征在于：具备如权利要求1-8任一项所述的叉车移动快换式吊臂装置。9. A forklift, characterized in that it is provided with the forklift mobile quick-change boom device according to any one of claims 1 to 8. 10.如权利要求1-8任一项所述的一种叉车移动快换式吊臂装置的吊运吊包的方法，其特征在于：包括如下步骤：10. A method for lifting a bag using a forklift mobile quick-change boom device as claimed in any one of claims 1 to 8, characterized in that it comprises the following steps: S1、卸除叉车侧移调距叉(3)上配备的货叉，叉车门架下降，并缓慢行驶至吊臂总成(1)的正前方；S1. Remove the cargo fork from the side-shifting adjustable fork (3) of the forklift, lower the mast of the forklift, and slowly move it to the front of the boom assembly (1); S2、通过侧移调距叉(3)的侧移功能，将其中的托架移动至吊臂机构(1)的上挂钩总成(17)的下端，使上挂钩总成(17)钩在托架上的焊接板上，实现对托架的前后方向限位；再安装止动块(18)对托架上的中横梁进行支撑，实现对托架的上下方向限位；最终将吊臂机构(1)与托架连接；S2, by means of the lateral shifting function of the lateral shifting distance adjusting fork (3), the bracket is moved to the lower end of the upper hook assembly (17) of the boom mechanism (1), so that the upper hook assembly (17) is hooked on the welding plate on the bracket, thereby limiting the front and rear directions of the bracket; then, a stop block (18) is installed to support the middle cross beam on the bracket, thereby limiting the upper and lower directions of the bracket; finally, the boom mechanism (1) is connected to the bracket; S3、托架侧移至叉车的中间位置，叉车后退，使吊臂本体(11)的垂直臂底端从限位柱组(26)之间移出，吊臂本体(11)的水平臂的端口与连接杆(24)分离，从而将吊臂机构(1)与快换机构(2)分开而与叉车进行安装；S3, the bracket is moved to the middle position of the forklift, and the forklift moves backward, so that the bottom end of the vertical arm of the boom body (11) is moved out from between the limit column group (26), and the port of the horizontal arm of the boom body (11) is separated from the connecting rod (24), thereby separating the boom mechanism (1) from the quick-change mechanism (2) and installing it on the forklift; S4、叉车行驶至吊包(4)前，侧移调距叉(3)带动吊臂机构(1)左右方向移动；再驱动活动杆(12)前后方向移动；从而调整活动杆(12)上的挂钩(122)位置并与吊包(4)相对接后进行挂取；S4, the forklift moves in front of the lifting bag (4), and the side-shifting distance-adjusting fork (3) drives the lifting arm mechanism (1) to move in the left-right direction; and then drives the movable rod (12) to move in the front-back direction; thereby adjusting the position of the hook (122) on the movable rod (12) and connecting it with the lifting bag (4) for hanging and taking; S5、门架起升，带动吊包(4)起升；叉车行驶后实现对吊包(4)的转运。S5, the gantry is lifted, driving the lifting bag (4) to be lifted; the forklift is driven to transfer the lifting bag (4).
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CN223134042U (en) * 2024-09-04 2025-07-22 安徽合力股份有限公司 A forklift mobile quick-change boom device and forklift

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3007901A1 (en) * 1980-03-01 1981-09-17 Kaup GmbH & Co KG Gesellschaft für Maschinenbau, 8750 Aschaffenburg Forklift truck container handling tackle - has horizontal slewing ram between spreader and one support
US4588345A (en) * 1984-02-06 1986-05-13 Valmet Oy Apparatus for lifting and transporting a unitary load
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