CN111908381B - Durable fork truck is used in storage - Google Patents
Durable fork truck is used in storage Download PDFInfo
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- CN111908381B CN111908381B CN202010792158.2A CN202010792158A CN111908381B CN 111908381 B CN111908381 B CN 111908381B CN 202010792158 A CN202010792158 A CN 202010792158A CN 111908381 B CN111908381 B CN 111908381B
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- Prior art keywords
- rod
- hinged
- fork
- platform
- buffer
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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
- B66F9/065—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 non-masted
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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
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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
- B66F9/12—Platforms; Forks; Other load supporting or gripping members
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention discloses a durable forklift for storage, which comprises a frame, a lifting platform arranged on the frame, a fork fixedly connected on the lifting platform, an oil cylinder for driving the lifting platform to lift, a pressing rod for pressing the driving oil cylinder, a power spring for assisting the pressing of the pressing rod, a hinge platform fixedly connected on the frame, a direction wheel arranged below the oil cylinder and an early warning assembly, wherein the early warning assembly comprises a blocking platform provided with a buffer hole, a buffer spring arranged in the buffer hole, a buffer rod arranged on the end part of the buffer spring, a reminding component and a regulating and controlling component for regulating the position of the blocking platform; through the arrangement of the blocking table, the insertion position of the fork can be in the correct operation range; set up buffer beam and buffer spring and can avoid the tray and keep off the platform direct striking, avoid long-term striking to keep off the platform and produce the destruction.
Description
Technical Field
The invention belongs to the technical field of logistics, and particularly relates to a durable forklift for warehousing.
Background
In the logistics transportation process, for the convenience of transportation, adopt fork truck to transport more. Wherein, hand push fork truck is because area is little, and the flexibility is high, often as the main instrument of short distance transport goods.
But the side inserting distance of the forklift can not be accurately controlled in the using process of the forklift, the clamping plate is generated, and the supporting plate is damaged.
Disclosure of Invention
The invention provides a durable forklift for warehousing, which is convenient for controlling the insertion distance in order to overcome the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme: a durable forklift for storage comprises a frame, a lifting platform arranged on the frame, a fork fixedly connected to the lifting platform, an oil cylinder for driving the lifting platform to lift, a pressing rod for pressing the driving oil cylinder, a power spring for assisting the pressing of the pressing rod, a hinge platform fixedly connected to the frame, a direction wheel arranged below the oil cylinder and an early warning assembly, wherein the early warning assembly comprises a blocking platform provided with a buffering hole, a buffering spring arranged in the buffering hole, a buffering rod arranged at the end part of the buffering spring, a reminding component and a regulating and controlling component for regulating the position of the blocking platform; through the arrangement of the blocking table, the insertion position of the fork can be in the correct operation range; set up buffer beam and buffer spring and can avoid the tray and keep off the platform direct striking, avoid long-term striking to keep off the platform and produce the destruction.
Preferably, the regulating and controlling part comprises a limiting plate arranged on the blocking platform, a screw rod arranged on the limiting plate and an elastic plate arranged on the limiting plate; the position of the blocking platform is convenient to adjust.
The reminding component preferably comprises a sensor arranged in the buffer hole and an alarm matched with the sensor; when the buffer rod is extruded, the sensor sends a signal to the alarm, and the alarm gives a sound and gives a prompt in time.
The pallet fork comprises a turnover wheel capable of turning and rising, a push rod for driving the turnover wheel to turn and rise, a bent rod for driving the push rod to move forwards, a shell covering the push rod, a supporting assembly for increasing the supporting area of the forklift and a reinforcing assembly for enhancing the supporting strength of the bent rod part; one end of the bent rod is hinged to the hinge table, the other end of the bent rod is hinged to the push rod, a rotating shaft is arranged in the lifting table, and the middle of the bent rod is rotatably connected to the rotating shaft; the supporting assembly comprises a curved bar part for supporting the fork plate, a telescopic rod for driving the curved bar part to open and close and a rotating groove for accommodating the crank part to rotate, the rotating groove is formed in the side wall of the shell, the curved bar part comprises a loop bar, a supporting rod clamped in the rotating groove and a hinge ring for fixedly connecting the loop bar and the supporting rod into an obtuse angle, one end of the telescopic rod is inserted in the loop bar, and the other end of the telescopic rod is hinged to the side surface of the push rod; the lateral wall of the shell is provided with a hinged shaft, and the hinged ring is hinged on the hinged shaft.
According to the invention, through the arrangement of the supporting component, the supporting area of the fork can be increased, the supporting balance of the fork is improved, and the falling of goods is avoided; when a fork of a forklift is inserted into a fork plate, a press rod is pressed, an oil cylinder drives a lifting platform to ascend, the lifting platform drives the fork to ascend, a rotating shaft on a frame drives the middle part of a bent rod to ascend, but one end of the bent rod is hinged to a hinged platform which is fixedly connected to the frame, so that one end of the bent rod hinged to the hinged platform rotates downwards relative to the rotating shaft, and one end of the bent rod hinged to a push rod rotates upwards relative to the rotating shaft and pushes the push rod to move forwards to drive a turnover wheel to ascend; simultaneously the push rod can drive the telescopic link forward, the telescopic link can drive the loop bar and move forward together, the loop bar is rotatory around the articulated shaft through articulated, the bracing piece also can be driven by the loop bar and rotate this moment, the bracing piece can leave the swivelling chute and expand to the fork both sides, along with the rising of fork, the bracing piece can contact fork board bottom, produce the support to fork both sides edge to the support area of increase fork, improve the support equilibrium of fork, avoid dropping of goods.
Furthermore, the reinforcing assembly comprises a reinforcing rod and a sliding part for guiding the reinforcing rod to move, the sliding part comprises a sliding block and a sliding groove, one end of the reinforcing rod is hinged to the inner wall of the shell, and the other end of the reinforcing rod is hinged to the sliding block; the sliding groove is formed in the side face of the push rod, and the sliding block can move along the sliding groove.
According to the invention, through the arrangement of the reinforcing component, the supporting stability of the mechanism can be enhanced, so that the supporting strength of the supporting component is ensured; when the bracing piece expandes under the drive of push rod, the bracing piece can drive the anchor strut removal, and the anchor strut can the relative bracing piece rotate under articulated effect to stretch out the swivelling chute along with the bracing piece, the bracing piece also can drive the slider and remove along the spout simultaneously, is three point support state at last: the hinge joint of the telescopic rod and the push rod, the reinforcing rod, the sliding block in the push rod sliding groove and the hinge shaft hinged with the hinge ring of the supporting component are arranged on the supporting component; the support stability of the reinforcing mechanism is supported by multiple points, so that the support strength of the support assembly is ensured.
Furthermore, the bottom of the sliding block is provided with a pulley, and a sliding rail capable of accommodating the pulley to roll is arranged in the sliding groove.
According to the invention, through the arrangement of the pulleys, the movement fluency of the reinforcing part can be enhanced; when the bracing piece drives the anchor strut and removes, the anchor strut drives the slider and removes, because the anchor strut can receive the load along with the bracing piece to produce a torsional force around the horizontal direction to the slider, make the slider front portion receive great compressive stress, through the setting of pulley, can disperse the concentration of stress, reduce the friction of slider and spout simultaneously, guarantee the smoothness nature of mechanism's motion.
Furthermore, the fork also comprises a protection assembly for ensuring the resetting of the telescopic assembly, the protection assembly comprises a tension spring for pulling the support rod to reset, a pressing plate for pressing the support rod into the rotary groove, a torsion spring embedded in the pressing plate and a pressing groove arranged on one side of the support rod close to the outer wall of the shell, one end of the tension spring is fixedly connected to the support rod, and the other end of the tension spring is fixedly connected to the inner wall of the shell; the pressing plate can be clamped in the clamping groove in a matching mode.
According to the invention, through the arrangement of the protection assembly, the interference between the support assembly and the support frame at the bottom of the fork plate when the pallet fork is pulled out can be avoided, and the damage to the mechanism is avoided; when goods are conveyed to a specified point, the oil cylinder releases pressure, the lifting platform descends, the fork also descends, meanwhile, the lifting platform can drive the bent rod to rotate, one end of the bent rod hinged to the hinge platform can rotate upwards relative to the rotating shaft, one end of the bent rod hinged to the push rod can rotate downwards relative to the rotating shaft, the push rod is pulled to move backwards, the push rod can drive the telescopic rod to move backwards, the telescopic rod drives the sleeve rod and the supporting rod to rotate around the hinge shaft hinged to the hinge ring towards the inner side direction of the fork, and therefore the supporting rod is folded; however, in order to improve the transportation rapidity, the worker often stops descending when the pallet fork descends to a height which can be pulled out, the pallet fork is directly pulled out, and the push rod does not move back to the minimum stroke at the moment, so that the support rod is not completely folded and still forms a tiny angle with the rotating groove; therefore, the supporting rod is arranged through the pressing plate, when the supporting frame of the fork plate interferes, the fork plate can extrude the pressing plate, the pressing plate can press the supporting rod, the supporting rod is pressed into the rotating groove, the interference impact between the extending end of the supporting rod and the supporting frame is avoided, and the mechanism is protected from being damaged; through the setting of torsional spring, make the clamp plate overlap joint all the time in the indent, and the tip that stretches out the end of clamp plate is in one side that the bracing piece deviates from the push rod all the time, guarantees the validity of mechanism's motion.
In conclusion, the insertion position of the fork can be in the correct operation range through the arrangement of the blocking table; set up buffer beam and buffer spring and can avoid the tray and keep off the platform direct striking, avoid long-term striking to keep off the platform and produce the destruction.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a bottom view of the present invention.
Fig. 3 is a partially enlarged view of a portion a in fig. 2.
Fig. 4 is a bottom cross-sectional view of the present invention.
Fig. 5 is a partially enlarged view of B in fig. 4.
Fig. 6 is a partially enlarged view of C in fig. 5.
Fig. 7 is a schematic structural diagram of the warning module.
Fig. 8 is a partial sectional view at the rotating assembly.
Fig. 9 is a cross-sectional view of fig. 7.
Detailed Description
As shown in fig. 1-9, a durable forklift for warehousing comprises a frame 1, a lifting platform 11, a fork, an oil cylinder 13, a pressure rod 14, an assisting spring 15, a hinge platform 16, a steering wheel 17 and an early warning assembly, wherein the oil cylinder 13 is fixedly connected to the frame 1, the pressure rod 14 is hinged to the oil cylinder 13 to drive the oil cylinder 13 to lift, the assisting spring 15 is provided with a pressure rod 14 below to drive the oil cylinder 13 by the assisting pressure rod 14, the hinge platform 16 is fixedly connected to the frame 1 and located below the oil cylinder 13, the lifting platform 11 is fixedly connected to the extending end of the oil cylinder 13, the fork is fixedly connected to the front of the lifting platform 11, and the steering wheel 17 is fixedly connected to the lower part of the oil cylinder 13.
Further, the pallet fork comprises a turnover wheel 21, a push rod 22, a bent rod 23, a shell 24, a supporting component, a reinforcing component, a protecting component and a rotating component; one end of the bent rod 23 is hinged to the hinge table 16, the other end of the bent rod is hinged to the push rod 22, a rotating shaft is arranged in the ascending table 11, and the middle part of the bent rod 23 is rotatably connected to the rotating shaft; one end of the push rod 22, which is far away from the bent rod 23, is rotatably connected with a turnover wheel 21; the housing 24 is covered on the push rod 22.
Specifically, the support assembly includes a curved bar member, a telescopic rod 31 and a rotating groove 32, the rotating groove 32 is opened on the side wall of the housing 24, and the curved bar member includes a loop bar 331, a support bar 332 and a hinge ring 333; one end of the telescopic rod 31 is inserted into the loop bar 331, and the other end is hinged on the side surface of the push rod 22; one end of the sleeve rod 331, which is far away from the telescopic rod 31, is fixedly connected with the support rod 332 through a hinge ring 333 and arranged at an obtuse angle; the rotary groove 32 is arranged on the side surface of the shell 24, and the support rod 332 is clamped in the rotary groove 32; a hinge shaft 334 is provided on the inner wall of the housing 24, and the hinge ring 333 is hinged to the hinge shaft 334.
Specifically, the reinforcing component comprises a reinforcing rod 41 and a sliding part, the sliding part comprises a sliding block 421 and a sliding groove 422, one end of the reinforcing rod 41 is hinged to the inner wall of the shell 24, and the other end is hinged to the sliding block 421; the bottom of the sliding block 421 is provided with a pulley 4211, the sliding groove 422 is opened on the side surface of the push rod 22, and a sliding rail 4221 is arranged in the sliding groove 422, the pulley 4211 on the sliding block 421 can move in the sliding groove 422 along the sliding rail 4221, so that the reinforcing rod 41 always moves together with the support rod 332.
Specifically, the protection assembly includes a tension spring 51, a pressure plate 52, a torsion spring 53 and a pressure groove 54, wherein one end of the tension spring 51 is fixedly connected to the support rod 332, and the other end is fixedly connected to the inner wall of the housing 24; the pressure groove 54 is arranged on the side wall of the push rod 22; one end of the pressing plate 52 is hinged on the shell 24, and the other end is clamped in the clamping groove in a matching manner; the torsion spring 53 is embedded in the hinged end of the pressing plate 52, one end of the torsion spring abuts against the inside of the pressing plate 52, and the other end abuts against the casing 24.
Specifically, the rotating assembly comprises a rotating shaft 61, a plurality of rotating rollers 62 and a lifting component, a rotating opening is formed in the upper portion of the shell 24, the rotating shafts 61 are arranged along the length direction of the rotating opening, and the rotating rollers 62 are correspondingly sleeved on the rotating shaft 61; the lifting component comprises a rotating groove 631 and a pressure spring 632, the rotating groove 631 is formed in the side wall of the rotating port, two ends of the rotating shaft 61 are inserted into the rotating groove 631, one end of the pressure spring 632 is abutted to the rotating shaft 61, and the other end of the pressure spring 632 is abutted to the bottom of the rotating groove 631.
Specifically, the early warning assembly comprises a baffle table 71, a buffer hole 72, a buffer rod 73, a buffer spring 74, a sensor 76, an alarm 77, a rubber plate 75, limiting plates 781, a screw 782 and an elastic plate 783, wherein the limiting plates 781 are symmetrically fixed on two sides of the baffle table; the screw 782 is in threaded connection with the limiting plate; the elastic plate 783 is made of rubber and is fixed on the limiting plate; the buffer hole 72 is formed in the blocking platform; the buffer spring 74 is a conventional spring, and one end of the buffer spring is fixed in the buffer hole; the buffer rod 73 is fixed on the end part of the buffer spring; the sensor 76 is a pressure sensor fixed to the end of the buffer hole and in air-tight connection with the alarm.
The specific implementation process comprises the following steps:
when the fork of the forklift is inserted into the fork plate at a certain initial speed, the proper position for inserting the fork is gradually stopped due to the blocking of the blocking table 71 and the buffering of the buffering part; then, the pressing rod 14 is pressed, the oil cylinder 13 drives the lifting platform 11 to ascend, the lifting platform 11 drives the fork to ascend, and the fork lifts the fork plate; meanwhile, the middle part of the bent rod 23 is driven to rise by a rotating shaft on the frame 1, but one end of the bent rod 23 is hinged on the hinge table 16, and the hinge table 16 is fixedly connected on the frame 1, so that one end of the bent rod 23 hinged on the hinge table 16 can rotate downwards relative to the rotating shaft, and one end of the bent rod 23 hinged on the push rod 22 can rotate upwards relative to the rotating shaft, and the push rod 22 is pushed to move forwards to drive the turnover wheel 21 to rise; meanwhile, the push rod 22 drives the telescopic rod 31 to move forwards, the telescopic rod 31 drives the sleeve rod 331 to move forwards together, the sleeve rod 331 rotates around the hinge shaft 334 through the hinge ring 333, the support rod 332 is driven by the sleeve rod 331 to rotate at the moment, the support rod 332 leaves the rotary groove 32 and expands towards two sides of the fork, and along with the rising of the fork, the support rod 332 contacts the bottom of the fork plate to support the edges of two sides of the fork, so that the support area of the fork is increased, the support balance of the fork is improved, and the falling of goods is avoided; simultaneously, bracing piece 332 can drive reinforcing bar 41 and remove, and reinforcing bar 41 can rotate relative to support bar 332 under articulated effect to stretching out the swivelling chute 32 along with support bar 332, support bar 332 also can drive slider 421 and remove along spout 422, is the three point support state at last: a hinge shaft 334 hinged with the hinge point of the telescopic rod 31 and the push rod 22, the slide block 421 in the slide groove 422 of the reinforcing rod 41 and the push rod 22 and the hinge ring 333 of the support component; the support stability of the reinforcing mechanism is supported by multiple points, so that the support strength of the support assembly is ensured.
When goods are conveyed to a designated point, the oil cylinder 13 is decompressed, the lifting platform 11 descends, the fork also descends, meanwhile, the lifting platform 11 drives the bent rod 23 to rotate, so that one end of the bent rod 23, which is hinged to the hinging platform 16, can rotate upwards relative to the rotating shaft, one end of the bent rod 23, which is hinged to the push rod 22, can rotate downwards relative to the rotating shaft, the push rod 22 is pulled to move backwards, the push rod 22 can drive the telescopic rod 31 to move backwards, the telescopic rod 31 drives the sleeve rod 331 and the support rod 332 to rotate towards the inner side direction of the fork around the hinge shaft 334 hinged to the hinge ring 333, and the support rod 332 is folded; the workman is in order to improve the agility of transportation, and the fork has not just to stop descending to minimum height, directly pulls out fork truck, and when the support frame that meets the fork board interfered this moment, the fork board can extrude clamp plate 52, and clamp plate 52 can press bracing piece 332, impresses bracing piece 332 into swivelling chute 32, avoids bracing piece 332 to stretch out the end and interferes the striking with the support frame of fork board, and protection mechanism does not receive the damage.
Claims (1)
1. The utility model provides a durable fork truck is used in storage, includes frame (1), locates ascending platform (11), rigid coupling on frame (1) in ascending fork on platform (11), be used for the drive ascending hydro-cylinder (13) of platform (11), be used for pressing depression bar (14) of drive hydro-cylinder (13), be used for the helping hand spring (15), rigid coupling that depression bar (14) were pressed move in articulated platform (16) on frame (1), direction wheel (17) and the early warning subassembly of locating hydro-cylinder (13) below, its characterized in that: the early warning assembly comprises a baffle table (71) provided with a buffer hole (72), a buffer spring (74) arranged in the buffer hole, a buffer rod (73) arranged on the end part of the buffer spring, a reminding component and a regulating component for regulating the position of the baffle table; the regulating and controlling component comprises a limiting plate (781) arranged on the baffle table, a screw rod (782) arranged on the limiting plate and an elastic plate (783) arranged on the limiting plate; the reminding component comprises a sensor (76) arranged in the buffer hole and an alarm (77) matched with the sensor; the pallet fork comprises a turnover wheel (21) capable of turning and rising, a push rod (22) used for driving the turnover wheel (21) to turn and rise, a bent rod (23) used for driving the push rod (22) to move forwards, a shell (24) covered on the push rod (22), a supporting assembly used for increasing the supporting area of the forklift and a reinforcing assembly used for enhancing the supporting strength of the bent rod part; one end of the bent rod (23) is hinged to the hinge table (16), the other end of the bent rod is hinged to the push rod (22), a rotating shaft is arranged in the lifting table (11), and the middle of the bent rod (23) is rotatably connected to the rotating shaft; the supporting component comprises a curved bar part for supporting the fork plate, a telescopic rod (31) for driving the curved bar part to open and close and a rotating groove (32) for accommodating the crank part to rotate, the rotating groove (32) is formed in the side wall of the shell (24), the curved bar part comprises a loop bar (331), a supporting rod (332) clamped in the rotating groove (32) and a hinge ring (333) for fixedly connecting the loop bar (331) and the supporting rod (332) into an obtuse angle, one end of the telescopic rod (31) is inserted into the loop bar (331), and the other end of the telescopic rod is hinged to the side surface of the push rod (22); a hinged shaft (334) is arranged on the side wall of the shell (24), and the hinged ring (333) is hinged on the hinged shaft (334); the reinforcing assembly comprises a reinforcing rod (41) and a sliding part for guiding the reinforcing rod (41) to move, the sliding part comprises a sliding block (421) and a sliding groove (422), one end of the reinforcing rod (41) is hinged to the inner wall of the shell (24), and the other end of the reinforcing rod is hinged to the sliding block (421); the sliding groove (422) is arranged on the side surface of the push rod (22), and the sliding block (421) can move along the sliding groove (422); the fork further comprises a protection assembly used for ensuring the resetting of the telescopic assembly, the protection assembly comprises a tension spring (51) used for pulling the support rod (332) to reset, a pressing plate (52) used for pressing the support rod (332) into the rotary groove (32), a torsion spring (53) embedded in the pressing plate (52) and a pressing groove (54) arranged on one side, close to the outer wall of the shell (24), of the support rod (332), one end of the tension spring (51) is fixedly connected to the support rod (332), and the other end of the tension spring is fixedly connected to the inner wall of the shell (24); the pressing plate (52) can be clamped in the clamping groove in a matching mode.
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CN202010792158.2A CN111908381B (en) | 2020-08-08 | 2020-08-08 | Durable fork truck is used in storage |
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CN202010792158.2A CN111908381B (en) | 2020-08-08 | 2020-08-08 | Durable fork truck is used in storage |
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CN111908381B true CN111908381B (en) | 2021-09-14 |
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CN113716496B (en) * | 2021-11-01 | 2021-12-31 | 江苏派恩新型材料有限公司 | Convenient various steel of unloading is rolled up production transfer conveyer |
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CN108751049A (en) * | 2018-08-24 | 2018-11-06 | 浙江杭力鼎盛机械有限公司 | A kind of anti-loading excessive extrusion device of fork truck |
CN209258157U (en) * | 2018-09-30 | 2019-08-16 | 浙江百世技术有限公司 | Logistics package shipment device |
CN210193312U (en) * | 2019-03-13 | 2020-03-27 | 安徽国力物流有限公司 | Manual hydraulic vehicle capable of avoiding goods from falling |
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