CN211198503U - Pallet fork frame assembly, forklift mast assembly and forklift - Google Patents
Pallet fork frame assembly, forklift mast assembly and forklift Download PDFInfo
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- CN211198503U CN211198503U CN201922165693.0U CN201922165693U CN211198503U CN 211198503 U CN211198503 U CN 211198503U CN 201922165693 U CN201922165693 U CN 201922165693U CN 211198503 U CN211198503 U CN 211198503U
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- frame
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Abstract
The utility model relates to a haulage equipment technical field provides a fork frame subassembly, fork truck portal subassembly and fork truck, including the fork frame body, still include fork, fork axle and davit, the fork is L shape, and one end is fixed on the fork axle, fork axle level set up and rotationally connect in the fork frame body, in order to drive the fork rotates, the one end of davit is installed on the fork frame body and be located the fork top the utility model discloses a fork frame subassembly is provided with davit and fork for this fork frame subassembly has the function of loading and unloading and transport simultaneously, and the fork frame unit mount is on fork truck portal subassembly to make davit and fork accomplish loading and unloading and transport work respectively, such setting up makes the structure of fork truck portal subassembly and fork truck more compact, be convenient for fork truck accomplish loading and unloading and transport work in narrow and small space.
Description
Technical Field
The utility model relates to a haulage equipment technical field, in particular to fork truck frame subassembly, fork truck portal subassembly and fork truck.
Background
The forklift is an industrial carrying vehicle, is various wheel type carrying vehicles for carrying out loading, unloading, stacking and short-distance transportation operation on finished pallet goods, is a main force for material carrying, and is widely applied to various departments in national economy such as stations, ports, airports, factories, warehouses and the like.
The pallet bag is loaded and unloaded and carried often in the factory production process, and fork truck can only carry the goods on the tray, can't load and unload and carry the pallet bag, simultaneously, under the condition that needs frequent loading and unloading and carry the pallet bag, the crane also can seem careless, and on the one hand, the crane can only hoist the pallet bag, but can not carry the pallet bag, and on the other hand is subject to the narrow and small space in warehouse, and the crane is difficult to get into the operation.
Handling and transporting bulk bags is difficult, and therefore, there is a need for a facility that can handle bulk bags.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to a fork carriage assembly, a fork truck mast assembly and a fork truck, wherein the fork carriage assembly is provided with a boom and a fork, so that the fork carriage assembly has the functions of loading, unloading and carrying at the same time, and the fork can rotate, so that the fork does not interfere with the operation of the boom; the fork frame assembly is installed on the fork truck portal frame assembly, so that the fork truck portal frame can drive the fork frame assembly to move, and loading, unloading and carrying work is finished.
In order to achieve the above object, one aspect of the present invention provides a fork carriage assembly, including the fork carriage body, further comprising: a fork, a fork shaft and a suspension arm,
the fork is L-shaped, one end of the fork is fixed on the fork shaft,
the fork shaft is horizontally arranged and can be rotationally connected with the fork frame body to drive the fork to rotate,
one end of the boom is mounted on the fork carriage body and above the forks.
Preferably, the suspension arm is of a bent structure, one end of the suspension arm is a free end, the other end of the suspension arm is a rotating end, the free end is provided with a lifting hook, and the rotating end is rotatably connected with the top of the fork frame body so that the free end can rotate around a fixed shaft.
Preferably, the height of the free end is not higher than the height of the rotating end.
Preferably, the dead axle is inclined to the fork carriage body.
Preferably, the fork carriage assembly comprises a drive motor mounted on the fork carriage body with a rotational shaft of the drive motor fixedly connected to the fork shaft.
Preferably, the fork frame assembly comprises a linkage mechanism, the linkage mechanism comprises a grooved wheel, a rope and a tension spring, two ends of the tension spring are respectively connected with the fork frame body and the suspension arm, the grooved wheel is installed on a rotating shaft of the driving motor, and two ends of the rope are respectively connected with the grooved wheel and the suspension arm, so that the grooved wheel overcomes the tension force of the tension spring through the rope to drive the suspension arm to rotate.
Preferably, the linkage mechanism comprises a limiting block, the limiting block is arranged above the grooved wheel and is installed on the fork frame body, a limiting hole is formed in the limiting block, and the rope penetrates through the limiting hole.
Preferably, the pallet fork assembly comprises a controller electrically connected with the driving motor to control the driving motor to rotate.
The utility model provides a fork truck portal subassembly, including interior portal and outer portal, interior portal with outer portal sliding connection, fork truck portal subassembly includes the utility model discloses arbitrary one the fork frame subassembly, fork frame subassembly demountable installation be in on the interior portal.
The utility model provides a still another fork truck, including frame and slope hydro-cylinder, fork truck includes the utility model fork truck portal subassembly, the one end of outer portal with the frame is articulated, the both ends of slope hydro-cylinder respectively with the frame with the outer portal is articulated.
Compared with the prior art, the fork frame assembly is provided with the suspension arm and the fork, so that the fork frame assembly has the functions of loading, unloading and carrying at the same time, and meanwhile, the fork can rotate, so that the fork cannot hinder the suspension arm to work; the fork truck frame assembly is installed on the fork truck portal frame assembly, so that the fork truck portal frame can drive the fork truck frame assembly to move, the suspension arm and the fork can finish loading, unloading and carrying respectively, the structure of the fork truck portal frame assembly and the structure of a fork truck are more compact due to the arrangement, and the fork truck can finish loading, unloading and carrying in a narrow space conveniently.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
FIG. 1 is a schematic structural view of a pallet fork frame assembly according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a forklift mast assembly according to an embodiment of the present invention;
FIG. 3 is a front view of the forklift mast assembly of FIG. 2;
fig. 4 is a schematic structural diagram of an operation mode of a forklift according to an embodiment of the present invention;
FIG. 5 is a front view of the truck of FIG. 4;
FIG. 6 is a right side view of the truck of FIG. 4;
FIG. 7 is a top plan view of the truck of FIG. 4;
fig. 8 is a schematic structural view of another operation mode of the forklift of the present invention;
FIG. 9 is a front view of the truck of FIG. 8;
FIG. 10 is a right side view of the truck of FIG. 8;
FIG. 11 is a top plan view of the truck of FIG. 8;
FIG. 12 is a bottom view of the truck of FIG. 8;
fig. 13 is a schematic structural diagram of the boom of fig. 1.
Description of reference numerals:
1 fork carrier body 2 fork
3 goods fork shaft 4 davits
5 drive motor 6 link gear
7 controller 8 inner door frame
9 outer door frame 10 frame
11 free end of tilt cylinder 41
42 rotating end 61 sheave
62 rope 63 tension spring
64 stopper
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
In the present invention, the use of directional terms such as "upper and lower" generally means upper and lower as shown in the drawings without being described to the contrary. The present invention will be described in detail with reference to the accompanying drawings 1 to 13 in conjunction with embodiments.
According to an aspect of the present invention, there is provided a fork frame assembly, as shown in fig. 1, which includes a fork frame body 1, further comprising: a fork 2, a fork shaft 3 and a suspension arm 4,
the fork 2 is L-shaped, and one end is fixed on the fork shaft 3,
the fork shaft 3 is horizontally arranged and can be rotationally connected with the fork frame body 1 to drive the forks 2 to rotate,
one end of the boom 4 is mounted on the fork carriage body 1 above the forks 2.
The fork frame assembly of the utility model is provided with the suspension arm 4 and the fork 2, so that the fork frame assembly has the functions of loading, unloading and carrying at the same time, and meanwhile, the fork 2 can rotate, so that the fork 2 can not hinder the suspension arm 4 from working; the fork truck frame assembly is installed on fork truck portal subassembly for the fork truck portal can drive the motion of fork truck subassembly, thereby make davit 4 and fork 2 accomplish loading and unloading and transport work respectively, such setting up makes davit 4 and fork 2 utilize same power supply, makes fork truck portal subassembly and fork truck's structure more compact, and the fork truck of being convenient for accomplishes loading and unloading and transport work in narrow and small space.
In the above, the fork frame body 1 includes a fork frame in the prior art, and the fork frame body 1 includes a metal frame, a support frame fixed inside the metal frame, and a fork stopper fixed on the fork frame body 1.
As shown in FIG. 13, the shape of the suspension arm 4 comprises L, the suspension arm 4 is of a bent structure, one end of the suspension arm 4 is a free end 41, the other end is a rotating end 42, the free end 41 is provided with a hook, and the rotating end 42 is rotatably connected with the top of the fork frame body 1 so that the free end 41 can rotate around a fixed axis, the arrangement is such that the suspension arm 4 can rotate a certain angle when the fork 2 works, the fork 2 can not be affected to fork goods, the use range of the fork 2 is improved, and meanwhile, the safety performance of the fork component is improved.
In the above, the height of the free end 41 is not higher than the height of the rotating end 42. The arrangement enables the gravity center of the goods to be lowered, and the stability of the suspension arm 4 is improved when the suspension arm 4 is used for lifting and taking the goods.
Further, the dead axle is located on a plane perpendicular to the fork carriage body 1, and the dead axle is not parallel to the fork carriage body 1. The dead axle is inclined to the fork carriage body 1. Due to the arrangement, the suspension arm 4 keeps a posture vertical to the fork frame body 1 under the action of gravity, the shaking of the suspension arm 4 is reduced, and the stability of the suspension arm 4 is further improved.
In order to drive the forks 2 to rotate, the fork carriage assembly comprises a driving motor 5, the driving motor 5 is installed on the fork carriage body 1, and a rotating shaft of the driving motor 5 is fixedly connected with the fork shafts 3 and is arranged coaxially with the forks 2. The axis of rotation of driving motor 5 can drive fork axle 3 and rotate to drive fork 2 and rotate, such setting up makes fork 2 and davit 4 can the autonomous working, mutually noninterfere.
In the above, in order to synchronize the fork 2 with the boom 4, the fork carriage assembly includes the linkage mechanism 6, the linkage mechanism 6 includes a sheave 61, a rope 62 and a tension spring 63, two ends of the tension spring 63 are respectively connected to the fork carriage body 1 and the boom 4, the sheave 61 is installed on the rotation shaft of the driving motor 5, two ends of the rope 62 are respectively connected to the sheave 61 and the boom 4, so that the sheave 61 overcomes the tension of the tension spring 63 through the rope 62 to drive the boom 4 to rotate. The tension spring 63 stretches the boom 4 in case the rope 62 does not exert a pulling force on the boom 4, so that the boom 4 remains in a position close to the fork carriage body 1. Preferably, the rope 62 and the tension spring 63 are respectively arranged on both sides of the boom 4. Preferably, the driving motor 5 comprises a worm gear speed reducing motor, the arrangement is such that the tension spring 63 cannot pull the rope 62 reversely, and the rope 62 can be retracted and released only by the driving motor 5.
In order to limit the path of the rope 62, the linkage 6 includes a stopper 64, the stopper 64 is disposed above the sheave 61 and mounted on the fork frame body 1, and a stopper hole is formed in the stopper 64, through which the rope 62 passes. This arrangement allows the cable 62 to be routed to avoid jamming of the cable 62 by other components.
To control the rotation of the forks 2 and the boom 4, the fork carriage assembly includes a controller 7, the controller 7 being electrically connected to the drive motor 5 to control the rotation of the drive motor 5.
The forklift gantry is a main bearing structure of the forklift object taking device. The mechanism for lifting the goods is also called a gantry. The lifting device comprises an inner gantry 8, an outer gantry 9, a lifting oil cylinder and the like.
According to the requirement of the lifting height of the fork-lift truck, the forklift mast can be made into two stages or multiple stages, and a common forklift mostly adopts a two-stage mast.
The two-stage portal consists of an inner portal 8 and an outer portal 9, wherein the inner portal 8 is driven by a lifting oil cylinder to lift and is also guided by rollers. The two sides behind the door frame are provided with inclined oil cylinders 11 which can lead the door frame to incline forwards or backwards so as to facilitate the forking and the stacking of goods.
The lower end of the outer door frame 9 is hinged on the frame 10, and the middle part of the outer door frame 9 is hinged with the inclined oil cylinder 11. Due to the stretching of the inclined oil cylinder 11, the outer gantry 9 can be inclined forwards and backwards, so that goods are stably forked by the fork 2 and carried.
The inner gantry 8 is provided with rollers embedded in the outer gantry 9, and the inner gantry 8 can partially extend out of the outer gantry 9 when ascending. The fork carriage body 1 is provided with rollers embedded in the inner gantry 8 and can move up and down. The bottom of the lifting oil cylinder is fixed on the lower part of the outer gantry 9, and a piston rod of the oil cylinder moves up and down along the lead rod on the inner gantry 8. The top of the piston rod is provided with a chain wheel, one end of a lifting chain is fixed on the outer gantry 9, and the other end of the lifting chain bypasses the chain wheel to be connected with the fork frame body 1. When the piston rod top is lifted with the sprocket, the chain lifts the forks 2 together with the fork carriage body 1.
The utility model provides a fork truck portal subassembly, as shown in fig. 2 and 3, including interior portal 8 and outer portal 9, interior portal 8 with outer portal 9 sliding connection, fork truck portal subassembly includes the utility model discloses well arbitrary one the fork frame subassembly, the fork frame subassembly demountable installation be in on the interior portal 8. Such setting up makes interior portal 8 can drive the fork frame subassembly and go up and down to accomplish hoist and mount and transport work, make davit 4 and fork 2 utilize same power supply, make the structure of fork truck portal subassembly and fork truck more compact, simple, avoid the power wasting of resources.
Furthermore, the utility model provides a forklift, as shown in fig. 4 to 12, including frame 10 and tilt cylinder 11, forklift includes the utility model discloses forklift gantry subassembly, the one end of outer gantry 9 with frame 10 is articulated, tilt cylinder 11's both ends respectively with frame 10 with outer gantry 9 is articulated. Such an arrangement allows the frame 10 to move the forklift mast assembly.
When the work of hoist and mount needs, driving motor 5 rotates, on the one hand, driving motor 5's axis of rotation can drive fork axle 3 and rotate to drive fork 2 and rotate, fork 2 moves to the position of keeping away from ground by the position that is close to ground, and fork 2 contacts with the fork stopper, prevents that fork 2 from continuing the upset, and on the other hand, driving motor 5's axis of rotation drives sheave 61 and rotates, and the rotation of sheave 61 makes rope 62 winding in the periphery of sheave 61, drives davit 4 with this and rotates, and davit 4 overcomes the pulling force of extension spring 63 and rotates.
When needs carry the work, driving motor 5 antiport, on the one hand, driving motor 5's axis of rotation can drive fork axle 3 and rotate to drive fork 2 and move to the position that is close to ground by the position of keeping away from ground, the fixed section contacts with the support frame, and on the other hand, sheave 61 antiport, sheave 61 will twine the rope 62 release in sheave 61 periphery, and davit 4 resets under the effect of extension spring 63.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A fork carriage assembly comprising a fork carriage body (1), characterized by further comprising: a fork (2), a fork shaft (3) and a suspension arm (4),
the fork (2) is L-shaped, one end of the fork is fixed on the fork shaft (3),
the fork shaft (3) is horizontally arranged and can be rotationally connected with the fork frame body (1) to drive the forks (2) to rotate,
one end of the boom (4) is mounted on the fork carriage body (1) and above the forks (2).
2. The fork carriage assembly of claim 1, wherein the boom arm (4) is of a bent construction, one end of the boom arm (4) being a free end (41) and the other end being a turned end (42), the free end (41) being provided with a hook, the turned end (42) being rotatably connected with the top of the fork carriage body (1) so that the free end (41) can be turned around a fixed axis.
3. The fork carriage assembly of claim 2 wherein the free end (41) has a height no greater than the height of the pivot end (42).
4. The fork carriage assembly of claim 3, wherein said dead axle is oblique to said fork carriage body (1).
5. The fork carriage assembly of claim 2, characterized in that the fork carriage assembly comprises a drive motor (5), the drive motor (5) being mounted on the fork carriage body (1) with the rotational shaft of the drive motor (5) being fixedly connected to the fork shaft (3).
6. The pallet assembly according to claim 5, characterized in that the pallet assembly comprises a linkage mechanism (6), the linkage mechanism (6) comprises a sheave (61), a rope (62) and a tension spring (63), both ends of the tension spring (63) are respectively connected with the pallet body (1) and the boom (4), the sheave (61) is mounted on the rotation shaft of the driving motor (5), both ends of the rope (62) are respectively connected with the sheave (61) and the boom (4), so that the sheave (61) drives the boom (4) to rotate by the rope (62) against the tension of the tension spring (63).
7. The fork carriage assembly of claim 6, wherein the linkage (6) comprises a stop block (64), the stop block (64) being disposed above the sheave (61) and mounted on the fork carriage body (1), the stop block (64) being provided with a stop hole through which the rope (62) passes.
8. The pallet assembly of claim 5, wherein the pallet assembly comprises a controller (7), the controller (7) being electrically connected to the drive motor (5) to control the rotation of the drive motor (5).
9. A forklift mast assembly comprising an inner mast (8) and an outer mast (9), said inner mast (8) being slidably connected to said outer mast (9), characterized in that said forklift mast assembly comprises a fork carriage assembly as claimed in any one of claims 1 to 7, said fork carriage assembly being removably mounted on said inner mast (8).
10. A forklift comprising a frame (10) and a tilt cylinder (11), characterized in that said forklift comprises the forklift mast assembly of claim 9, one end of said outer mast (9) being hinged to said frame (10), and the two ends of said tilt cylinder (11) being hinged to said frame (10) and to said outer mast (9), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922165693.0U CN211198503U (en) | 2019-12-05 | 2019-12-05 | Pallet fork frame assembly, forklift mast assembly and forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922165693.0U CN211198503U (en) | 2019-12-05 | 2019-12-05 | Pallet fork frame assembly, forklift mast assembly and forklift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211198503U true CN211198503U (en) | 2020-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922165693.0U Active CN211198503U (en) | 2019-12-05 | 2019-12-05 | Pallet fork frame assembly, forklift mast assembly and forklift |
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| CN (1) | CN211198503U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118125350A (en) * | 2024-05-06 | 2024-06-04 | 徐州徐工特种工程机械有限公司 | Fork truck portal assembly and fork truck |
-
2019
- 2019-12-05 CN CN201922165693.0U patent/CN211198503U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118125350A (en) * | 2024-05-06 | 2024-06-04 | 徐州徐工特种工程机械有限公司 | Fork truck portal assembly and fork truck |
| CN118125350B (en) * | 2024-05-06 | 2024-08-27 | 徐州徐工特种工程机械有限公司 | Fork truck portal assembly and fork truck |
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