CN112125233A - Forklift lifting working device - Google Patents

Forklift lifting working device Download PDF

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Publication number
CN112125233A
CN112125233A CN202010983698.9A CN202010983698A CN112125233A CN 112125233 A CN112125233 A CN 112125233A CN 202010983698 A CN202010983698 A CN 202010983698A CN 112125233 A CN112125233 A CN 112125233A
Authority
CN
China
Prior art keywords
locking
groove
front fork
guide
fork frame
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202010983698.9A
Other languages
Chinese (zh)
Inventor
李强峰
邱勇春
李鑫
曾武
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hunan Chuantian Machinery Manufacturing Co ltd
Kawata Manufacturing Co Ltd
Original Assignee
Hunan Chuantian Machinery Manufacturing Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hunan Chuantian Machinery Manufacturing Co ltd filed Critical Hunan Chuantian Machinery Manufacturing Co ltd
Priority to CN202010983698.9A priority Critical patent/CN112125233A/en
Publication of CN112125233A publication Critical patent/CN112125233A/en
Withdrawn legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, 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
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices 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
    • B66F9/075Constructional features or details
    • B66F9/07559Stabilizing means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, 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
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices 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
    • B66F9/075Constructional features or details
    • B66F9/07504Accessories, e.g. for towing, charging, locking
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, 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
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices 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
    • B66F9/075Constructional features or details
    • B66F9/0759Details of operating station, e.g. seats, levers, operator platforms, cabin suspension
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, 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
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices 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
    • B66F9/075Constructional features or details
    • B66F9/07595Cooling arrangements for device or operator
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, 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
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices 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
    • B66F9/075Constructional features or details
    • B66F9/12Platforms; Forks; Other load supporting or gripping members
    • B66F9/18Load gripping or retaining means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, 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
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices 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
    • B66F9/075Constructional features or details
    • B66F9/20Means for actuating or controlling masts, platforms, or forks
    • B66F9/24Electrical devices or systems

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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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Forklifts And Lifting Vehicles (AREA)

Abstract

The invention relates to the technical field of forklift parts and discloses a forklift lifting working device which comprises a guide seat, wherein a guide groove is formed in the front side of the guide seat, the inner wall of the guide groove is connected with the rear side of the outer surface of a front fork frame in a sliding mode, the middle part of the left side and the middle part of the right side of the front fork frame are respectively fixedly connected with one end, facing the front fork frame, of two groups of guide rods, and the other ends of the two groups of guide rods respectively extend into two groups of pushing grooves. This fork truck lifts equipment, output through biax motor drives extension rod and swinging boom rotatory, the drive ejector pad drives the swing span and uses the center pin to carry out the angle transformation as the rotation axis, and then drive the swing span and exert thrust to the guide bar, make preceding crotch can carry out the slip of vertical direction along the guide way, make the lift removal of preceding crotch comparatively stable, the vibrations and the shake of preceding crotch lift removal in-process of having avoided chain wearing and tearing to cause, and preceding crotch both sides atress is even, the deformation that has reduced preceding crotch is buckled.

Description

Forklift lifting working device
Technical Field
The invention relates to the technical field of forklift parts, in particular to a forklift lifting working device.
Background
At present, fork truck's play to rise the equipment and constitute by parts such as outer portal, interior portal, fork frame, gyro wheel, fork, play to rise hydro-cylinder and chain basically, the not enough that current equipment exists are: the assembly clearance between the roller and the guide rail (channel steel) is large, the surface contact is linear contact, the contact stress is large, the guide rail is easy to deform, the impact is large, and the vibration is large; two lifting oil cylinders are arranged on two sides, so that asynchronous work exists, and the deformation of the component is accelerated.
Chinese patent publication No. CN103434983B proposes a forklift working device, which comprises a gantry, a fork carriage, a lifting cylinder, a chain and other components, wherein the gantry is vertically provided with two guide rails with T-shaped cross sections, the fork carriage is fixed with a sliding sleeve assembly, and the sliding sleeve assembly fixed on the fork carriage is connected with the guide rails with T-shaped cross sections of the gantry to form a sliding mechanism; the lifting oil cylinder is fixedly connected with the portal frame in parallel, the piston end of the lifting oil cylinder is connected with a chain support, and the top of the portal frame is connected with an upper chain wheel assembly; the chain is connected with the portal frame, the upper chain wheel assembly, the chain support and the fork frame to form a structure in which the lifting oil cylinder drives the fork frame to move, the assembly gap is small, the vibration is small, the working precision of the forklift is improved, but the chain of the forklift working device is easy to wear when in use, and the use stability of the device is further influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the forklift lifting working device which has the advantages of high stability of the device in use, uniform stress on the front fork frame, small deformation and the like, and solves the problem that the chain of the forklift working device is easy to wear when in use, so that the stability of the device in use is influenced.
(II) technical scheme
In order to realize the purposes of high stability, uniform stress of the front fork frame and small deformation of the device, the invention provides the following technical scheme: a forklift lifting working device comprises a guide seat, a guide groove is formed in the front side of the guide seat, the inner wall of the guide groove is in sliding connection with the rear side of the outer surface of a front fork frame, the middle of the left side and the middle of the right side of the front fork frame are respectively fixedly connected with two groups of guide rods towards one end of the front fork frame, the other ends of the two groups of guide rods respectively extend into two groups of pushing grooves, the two groups of pushing grooves are respectively formed in the bottoms of two groups of swing frames, the pushing grooves penetrate through the swing frames, the top ends of the swing frames are rotatably connected with one ends of a center shaft, the other ends of the center shaft are fixedly connected with the rear sides of supports, the front sides of the two groups of supports are respectively fixedly connected with the upper left corner and the upper right corner of the back of the guide seat, a sliding groove is formed between the center shaft and the pushing grooves, the sliding groove, the middle part of ejector pad is rotated with the one end of connecting axle and is connected, the other end of connecting axle and the left end fixed connection of swinging boom, the right-hand member of swinging boom and the one end joint of extension rod orientation swinging boom, it is two sets of the other end of extension rod respectively with the left side output and the right side output fixed connection of double-shaft motor, the bottom of double-shaft motor and the rear side spiro union at mounting panel top, the front side of mounting panel and the bottom fixed connection of guide holder rear side, the right-hand member of preceding crotch front side and the middle part fixed connection who rotates the seat, the top of rotating the seat and the both ends joint of bottom respectively with the pivot, the surface of pivot is rotated with the right side of guard plate and is connected, the left end of preceding crotch front side and the rear end fixed connection of location axle, the left side of guard plate seted up with the first groove.
Preferably, the second that transversely runs through the guard plate is seted up at the middle part of guard plate and is dodged the groove, the shifting chute has been seted up in the left side of guard plate, the inner wall of shifting chute and the rear side sliding connection of bolt, the right-hand member of bolt passes the locking groove, the locking groove is seted up in the left side of locking axle, and the locking groove runs through the locking axle, the locking axle is located the second and dodges the inslot side, and the middle part fixed connection of the rear end of locking axle and front fork frame rear side, the top of guard plate and the bottom fixed connection of flat baffle, a plurality of groups strengthen the groove has evenly been seted up to the front side of flat baffle.
The left end of guard plate front side and the rear side fixed connection of locking seat, the via hole has been seted up at the middle part of locking seat, the external diameter of locking seat equals with the first diameter of dodging the groove, the screw hole has been seted up to the front side of location axle, location axle and locking seat pass through check screw fixed, the back of guard plate and the bottom fixed connection of clamp plate front side, the rear side of clamp plate is opened and is equipped with the arc wall.
Further, the width of ejector pad and the width looks adaptation of spout, and the lateral wall of ejector pad and the inside wall of spout are smooth plane, the width of push away the groove and the diameter looks adaptation of guide bar, and the inside wall of push away the groove and the surface of guide bar all are provided with anti-skidding line.
Still further, the width of mounting panel is less than the distance between two sets of locking grooves, and the bottom welding of mounting panel has multiunit radiating fin, mounting panel and radiating fin are the aluminum alloy material, the rain-proof cover of top fixedly connected with of mounting panel, rain-proof cover are located the outside of biax motor, and are two sets of rain-proof cover is all run through to the extension rod.
On this basis, the diameter of location axle is less than the first diameter of dodging the groove, the diameter of locking axle is less than the second length and the width of dodging the groove, the size and the shape of locking groove cooperate with size and shape on bolt right side respectively.
On the basis of the scheme, the diameter of the locking shaft is equal to the thickness of the rear side of the front fork frame, the top of the locking shaft is tangent to the upper surface of the front fork frame, and the length of the locking shaft is larger than the sum of the length of the front fork frame and the thickness of the double-shaft motor.
(III) advantageous effects
Compared with the prior art, the invention provides a forklift lifting working device, which has the following beneficial effects:
1. this fork truck lifts equipment, output through biax motor drives extension rod and swinging boom rotatory, the drive ejector pad drives the swing span and uses the center pin to carry out the angle transformation as the rotation axis, and then drive the swing span and exert thrust to the guide bar, make preceding crotch can carry out the slip of vertical direction along the guide way, make the lift removal of preceding crotch comparatively stable, the vibrations and the shake of preceding crotch lift removal in-process of having avoided chain wearing and tearing to cause, and preceding crotch both sides atress is even, the deformation that has reduced preceding crotch is buckled.
2. This fork truck lifts equipment, align with preceding crotch through the guard plate, then use check screw to pass the via hole at locking seat middle part, and it is fixed with location axle front side screw hole locking, and then avoid the guard plate to produce at the device removal in-process and rock, and the arc wall can be to cylindrical goods to the effect that blocks, slide right through promoting the bolt, and make the right-hand member of bolt stretch into to locking inslot, and then it is fixed with the guard plate locking, avoid the guard plate to produce at the device removal in-process and rock, and rotate the seat and can play the effect that blocks to rectangle box or goods, avoid the goods to drop in the front of the front side of the crotch.
3. This fork truck lifts equipment, cooperation through mounting panel and biax motor, and the top of mounting panel is provided with rain-proof cover, heat-conduction between mounting panel and the biax motor has been accelerated, make things convenient for the biax motor to dispel the heat, and rain-proof cover can play the guard action to the biax motor, the stability that improves the biax motor and use, diameter through the locking axle equals with preceding crotch rear side thickness, and the top of locking axle is tangent with the upper surface of preceding crotch, avoid locking axle salient in the top of preceding crotch, it is comparatively steady when the crotch top is placed in the front to make the goods, the stability of device use has been improved.
Drawings
FIG. 1 and FIG. 2 are schematic structural views of a guide seat according to the present invention;
FIG. 3 is a schematic front side view of a front fork according to an embodiment of the present invention;
fig. 4 is a schematic view showing the front side structure of a front fork in a second embodiment of the present invention.
In the figure: 1. a guide seat; 2. a guide groove; 3. a front fork; 4. a guide bar; 5. pushing the groove; 6. a swing frame; 7. a chute; 8. a push block; 9. a connecting shaft; 10. a rotating arm; 11. an extension pole; 12. a double-shaft motor; 13. mounting a plate; 14. a rotating seat; 15. a rotating shaft; 16. a protection plate; 17. positioning the shaft; 18. a first avoidance slot; 19. a second avoidance slot; 20. a locking shaft; 21. a locking groove; 22. a bolt; 23. a moving groove; 24. a flat baffle plate; 25. a reinforcing groove; 26. a locking seat; 27. a via hole; 28. pressing a plate; 29. an arc-shaped slot; 30. a central shaft; 31. and (4) a bracket.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-3, a forklift lifting device comprises a guide seat 1, a guide slot 2 is opened at the front side of the guide seat 1, the inner wall of the guide slot 2 is connected with the rear side of the outer surface of a front fork frame 3 in a sliding manner, the middle part of the left side and the middle part of the right side of the front fork frame 3 are respectively fixedly connected with one end of two groups of guide rods 4 facing the front fork frame 3, the other ends of the two groups of guide rods 4 are respectively inserted into two groups of push slots 5, the two groups of push slots 5 are respectively opened at the bottoms of two groups of swing frames 6, the push slots 5 penetrate through the swing frames 6, the top ends of the swing frames 6 are rotatably connected with one end of a central shaft 30, the other end of the central shaft 30 is fixedly connected with the rear side of a support 31, the front sides of the two groups of support frames 31 are respectively fixedly connected with the upper left corner and the upper right corner of the back of the guide seat 1, a push block 8 is arranged on the inner side of the sliding groove 7, the middle part of the push block 8 is rotationally connected with one end of a connecting shaft 9, the other end of the connecting shaft 9 is fixedly connected with the left end of a rotating arm 10, the right end of the rotating arm 10 is clamped with one end of an extension rod 11 facing the rotating arm 10, the other ends of two groups of extension rods 11 are respectively fixedly connected with the left output end and the right output end of a double-shaft motor 12, the bottom of the double-shaft motor 12 is in threaded connection with the rear side of the top of a mounting plate 13, the front side of the mounting plate 13 is fixedly connected with the bottom of the rear side of a guide seat 1, the extension rod 11 and the rotating arm 10 are driven to rotate by the output end of the double-shaft motor 12, the push block 8 is driven to drive a swing frame 6 to carry out angle transformation by taking a central shaft 30 as a rotating shaft, and then the, the vibrations and the shake of preceding crotch 3 lift removal in-process that have avoided the chain wearing and tearing to cause, and preceding crotch 3 both sides atress is even, the deformation that has reduced preceding crotch 3 is buckled, the right-hand member of preceding crotch 3 front side and the middle part fixed connection who rotates seat 14, the top and the bottom of rotating seat 14 respectively with the both ends joint of pivot 15, the surface of pivot 15 is rotated with the right side of guard plate 16 and is connected, the left end of preceding crotch 3 front side and the rear end fixed connection of location axle 17, the first groove 18 of dodging with location axle 17 matched with is seted up in the left side of guard plate 16.
In the invention, in order to prevent goods from falling from the front side of the front fork frame 3, rectangular goods can be well protected, a second avoidance groove 19 transversely penetrating through the protection plate 16 is formed in the middle of the protection plate 16, a moving groove 23 is formed in the left side of the protection plate 16, the inner wall of the moving groove 23 is in sliding connection with the rear side of a bolt 22, the right end of the bolt 22 penetrates through a locking groove 21, the locking groove 21 is formed in the left side of a locking shaft 20, the locking groove 21 penetrates through the locking shaft 20, the locking shaft 20 is positioned on the inner side of the second avoidance groove 19, the rear end of the locking shaft 20 is fixedly connected with the middle of the rear side of the front fork frame 3, the diameter of a positioning shaft 17 is smaller than that of a first avoidance groove 18, the positioning shaft 17 is prevented from interfering with the protection plate 16, the diameter of the locking shaft 20 is smaller than that of the second avoidance groove 19, and the size and shape of the, avoid locking axle 20 and guard plate 16 to produce and interfere, the top of guard plate 16 and the bottom fixed connection of flat guard plate 24, a plurality of groups of strengthening grooves 25 have evenly been seted up to the front side of flat guard plate 24, rotate guard plate 16 after the goods have been adorned to preceding crotch 3 upper surface, and make guard plate 16 align with preceding crotch 3, can make locking axle 20 pass the second and dodge groove 19 this moment, then promote bolt 22 and slide right, and make the right-hand member of bolt 22 stretch into to locking groove 21 in, and then fix the guard plate 16 locking, avoid guard plate 16 to produce at the device removal in-process and rock, the seat 14 that rotates at guard plate 16 top this moment can play the effect that blocks to rectangle box or goods.
In the invention, in order to drive the swing frame 6 to perform angle transformation, the width of the push block 8 is matched with the width of the sliding groove 7, and the outer side wall of the push block 8 and the inner side wall of the sliding groove 7 are both smooth planes, so that the push block 8 can apply thrust to the swing frame 6 in the rotating process to drive the swing frame to perform angle transformation, the width of the push groove 5 is matched with the diameter of the guide rod 4, and the inner side wall of the push groove 5 and the outer surface of the guide rod 4 are both provided with anti-slip threads, so that the swing frame 6 can drive the guide rod 4 to move and reduce relative sliding between the guide rod and the guide rod 4.
In the invention, in order to improve the use stability of the double-shaft motor 12, the width of the mounting plate 13 is smaller than the distance between the two groups of locking grooves 21, the bottom of the mounting plate 13 is welded with a plurality of groups of radiating fins, the mounting plate 13 and the radiating fins are made of aluminum alloy materials, the heat conduction between the mounting plate 13 and the double-shaft motor 12 is accelerated, the double-shaft motor 12 can conveniently radiate heat, the top of the mounting plate 13 is fixedly connected with a rain cover, the rain cover is positioned on the outer side of the double-shaft motor 12, the two groups of extension rods 11 penetrate through the rain cover, and the rain.
In the invention, in order to improve the stability of the device for placing goods, the diameter of the locking shaft 20 is equal to the thickness of the rear side of the front fork frame 3, the top of the locking shaft 20 is tangent to the upper surface of the front fork frame 3, the length of the locking shaft 20 is greater than the sum of the length of the front fork frame 3 and the thickness of the double-shaft motor 12, the locking shaft 20 is prevented from protruding out of the top of the front fork frame 3, and the goods are placed on the top of the front fork frame 3 stably.
The working principle is as follows: when the device is used, by starting the double-shaft motor 12, two groups of output ends of the double-shaft motor 12 respectively drive two groups of extension rods 11 to rotate, so as to drive two groups of rotating arms 10 to rotate, the rotating arms 10 can apply thrust to the inner wall of the sliding groove 7 in the rotating process, so that the swinging frame 6 can carry out angle conversion by taking the central shaft 30 as a rotating shaft, so that the swinging frame 6 can apply thrust to the guide rod 4 by the inner wall of the surface thrust groove 5 in the angle conversion process, so as to drive the front fork frame 3 to slide along the guide groove 2, so as to realize the lifting adjustment of the front fork frame 3, and ensure that the lifting movement of the front fork frame 3 is stable, avoid the vibration and shake in the lifting movement process of the front fork frame 3 caused by chain abrasion, rotate the protection plate 16 after goods are loaded on the upper surface of the front fork frame 3, and align the protection plate 16 with the front fork frame 3, at the moment, then promote bolt 22 and slide right to make the right-hand member of bolt 22 stretch into and lock the inslot 21, and then fixed with the guard plate 16 locking, avoid guard plate 16 to produce at the device removal in-process and rock, the seat 14 of rotating at guard plate 16 top can play the effect that blocks to rectangle box or goods this moment, avoids the goods to drop from front fork frame 3 front side.
Example two
Referring to fig. 1-2 and 4, a forklift lifting device comprises a guide seat 1, a guide groove 2 is opened at the front side of the guide seat 1, the inner wall of the guide groove 2 is connected with the rear side of the outer surface of a front fork frame 3 in a sliding manner, the middle part of the left side and the middle part of the right side of the front fork frame 3 are respectively fixedly connected with one end of two groups of guide rods 4 facing the front fork frame 3, the other end of two groups of guide rods 4 are respectively inserted into two groups of push grooves 5, two groups of push grooves 5 are respectively opened at the bottom of two groups of swing frames 6, the push grooves 5 penetrate through the swing frames 6, the top end of the swing frame 6 is rotatably connected with one end of a central shaft 30, the other end of the central shaft 30 is fixedly connected with the rear side of a support 31, the front sides of two groups of supports 31 are respectively fixedly connected with the upper left corner and the upper right corner of the back of the guide seat 1, a sliding groove 7 is, a push block 8 is arranged on the inner side of the sliding groove 7, the middle part of the push block 8 is rotationally connected with one end of a connecting shaft 9, the other end of the connecting shaft 9 is fixedly connected with the left end of a rotating arm 10, the right end of the rotating arm 10 is clamped with one end of an extension rod 11 facing the rotating arm 10, the other ends of two groups of extension rods 11 are respectively fixedly connected with the left output end and the right output end of a double-shaft motor 12, the bottom of the double-shaft motor 12 is in threaded connection with the rear side of the top of a mounting plate 13, the front side of the mounting plate 13 is fixedly connected with the bottom of the rear side of a guide seat 1, the extension rod 11 and the rotating arm 10 are driven to rotate by the output end of the double-shaft motor 12, the push block 8 is driven to drive a swing frame 6 to carry out angle transformation by taking a central shaft 30 as a rotating shaft, and then the, the vibrations and the shake of preceding crotch 3 lift removal in-process that have avoided the chain wearing and tearing to cause, and preceding crotch 3 both sides atress is even, the deformation that has reduced preceding crotch 3 is buckled, the right-hand member of preceding crotch 3 front side and the middle part fixed connection who rotates seat 14, the top and the bottom of rotating seat 14 respectively with the both ends joint of pivot 15, the surface of pivot 15 is rotated with the right side of guard plate 16 and is connected, the left end of preceding crotch 3 front side and the rear end fixed connection of location axle 17, the first groove 18 of dodging with location axle 17 matched with is seted up in the left side of guard plate 16.
In the invention, in order to prevent goods from falling from the front side of the front fork 3, cylindrical goods can be well protected, the left end of the front side of the protection plate 16 is fixedly connected with the rear side of the locking seat 26, the middle part of the locking seat 26 is provided with a through hole 27, the outer diameter of the locking seat 26 is equal to the diameter of the first avoidance groove 18, the front side of the positioning shaft 17 is provided with a threaded hole, the positioning shaft 17 and the locking seat 26 are fixed through a check screw, the back side of the protection plate 16 is fixedly connected with the bottom of the front side of the pressing plate 28, the rear side of the pressing plate 28 is provided with an arc-shaped groove 29, the protection plate 16 is rotated after the goods are arranged on the upper surface of the front fork 3, the protection plate 16 is aligned with the front fork 3, then the check screw penetrates through the through hole 27 in the middle part of the locking seat 26 and is locked and fixed with the threaded hole on the front side, the arc-shaped slot 29 at the rear side of the protection plate 16 can block cylindrical goods, and the goods are prevented from falling from the front side of the front fork 3.
In the invention, in order to drive the swing frame 6 to perform angle transformation, the width of the push block 8 is matched with the width of the sliding groove 7, and the outer side wall of the push block 8 and the inner side wall of the sliding groove 7 are both smooth planes, so that the push block 8 can apply thrust to the swing frame 6 in the rotating process to drive the swing frame to perform angle transformation, the width of the push groove 5 is matched with the diameter of the guide rod 4, and the inner side wall of the push groove 5 and the outer surface of the guide rod 4 are both provided with anti-slip threads, so that the swing frame 6 can drive the guide rod 4 to move and reduce relative sliding between the guide rod and the guide rod 4.
In the invention, in order to improve the use stability of the double-shaft motor 12, the width of the mounting plate 13 is smaller than the distance between the two groups of locking grooves 21, the bottom of the mounting plate 13 is welded with a plurality of groups of radiating fins, the mounting plate 13 and the radiating fins are made of aluminum alloy materials, the heat conduction between the mounting plate 13 and the double-shaft motor 12 is accelerated, the double-shaft motor 12 can conveniently radiate heat, the top of the mounting plate 13 is fixedly connected with a rain cover, the rain cover is positioned on the outer side of the double-shaft motor 12, the two groups of extension rods 11 penetrate through the rain cover, and the rain.
The working principle is as follows: when the device is used, by starting the double-shaft motor 12, two groups of output ends of the double-shaft motor 12 respectively drive two groups of extension rods 11 to rotate, so as to drive two groups of rotating arms 10 to rotate, the rotating arms 10 can apply thrust to the inner wall of the sliding groove 7 in the rotating process, so that the swinging frame 6 can carry out angle conversion by taking the central shaft 30 as a rotating shaft, so that the swinging frame 6 can apply thrust to the guide rod 4 by the inner wall of the surface thrust groove 5 in the angle conversion process, so as to drive the front fork frame 3 to slide along the guide groove 2, so as to realize the lifting adjustment of the front fork frame 3, and ensure that the lifting movement of the front fork frame 3 is stable, so as to avoid the vibration and shake in the lifting movement process of the front fork frame 3 caused by chain abrasion, after goods are loaded on the upper surface of the front fork frame 3, the protection plate 16 is aligned with the front fork frame 3, and then a locking, and locking screw and location axle 17 front side threaded hole locking are fixed, and then avoid guard plate 16 to produce at the device removal in-process and rock, and the arc 29 of guard plate 16 rear side can be to cylindrical goods to the effect that blocks this moment, avoids the goods to drop from front fork frame 3 front side.
In conclusion, according to the forklift lifting working device, the output end of the double-shaft motor 12 drives the extension rod 11 and the rotating arm 10 to rotate, the driving push block 8 drives the swing frame 6 to change the angle by taking the central shaft 30 as a rotating shaft, and further drives the swing frame 6 to apply thrust to the guide rod 4, so that the front fork frame 3 can slide in the vertical direction along the guide groove 2, the lifting movement of the front fork frame 3 is stable, the vibration and the shake of the front fork frame 3 in the lifting movement process caused by chain abrasion are avoided, the stress on two sides of the front fork frame 3 is uniform, and the deformation and the bending of the front fork frame 3 are reduced.
This fork truck lifts equipment, align with preceding crotch 3 through guard plate 16, then use lockscrew to pass the via hole 27 at locking seat 26 middle part, and with lockscrew and location axle 17 front side screw hole locking fixed, and then avoid guard plate 16 to produce at the device removal in-process and rock, and arc 29 can be to cylindrical goods to the effect that blocks, slide right through promoting bolt 22, and make the right-hand member of bolt 22 stretch into to locking groove 21 in, and then fix guard plate 16 locking, avoid guard plate 16 to produce at the device removal in-process and rock, and rotate seat 14 and can play the effect that blocks to rectangle box or goods, avoid the goods to drop from preceding crotch 3 front side.
This fork truck lifts equipment, cooperation through mounting panel 13 and biax motor 12, and the top of mounting panel 13 is provided with rain-proof cover, accelerated heat-conduction between mounting panel 13 and the biax motor 12, make things convenient for biax motor 12 to dispel the heat, and rain-proof cover can play the guard action to biax motor 12, the stability that biax motor 12 used is improved, diameter through locking shaft 20 equals with preceding 3 rear side thickness of crotch, and the top of locking shaft 20 is tangent with the upper surface of preceding crotch 3, avoid locking shaft 20 salient in the top of preceding crotch 3, it is comparatively steady when preceding 3 tops of crotch are placed to the goods, the stability of device use has been improved.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a fork truck lifts equipment, includes guide holder (1), its characterized in that: the front side of guide holder (1) is opened and is equipped with guide way (2), the inner wall of guide way (2) and the rear side sliding connection of front fork frame (3) surface, the left side middle part and the right side middle part of front fork frame (3) respectively with two sets of guide bar (4) towards the one end fixed connection of front fork frame (3), two sets of the other end of guide bar (4) stretches into two sets of push away in groove (5) respectively, two sets of push away groove (5) set up respectively in two sets of swing span (6) bottoms, push away groove (5) and run through swing span (6), the top of swing span (6) is rotated with the one end of center pin (30) and is connected, the other end of center pin (30) and the rear side fixed connection of support (31), two sets of the front side of support (31) respectively with the upper left corner and the upper right corner fixed connection at the back of guide holder (1), be provided with spout (7) between center pin (30) and push away groove (5), the utility model discloses a swing frame, including swing frame (6), spout (7), connecting axle (9), connecting axle (10), spout (7) inboard is provided with ejector pad (8), the middle part of ejector pad (8) is rotated with the one end of connecting axle (9) and is connected, the other end of connecting axle (9) and the left end fixed connection of swinging boom (10), the right-hand member of swinging boom (10) and extension rod (11) towards the one end joint of swinging boom (10), two sets of the other end of extension rod (11) respectively with the left side output and the right side output fixed connection of double-shaft motor (12), the rear side spiro union at the bottom and mounting panel (13) top of double-shaft motor (12), the front side of mounting panel (13) and the bottom fixed connection of guide holder (1) rear side, the right-hand member of preceding crotch (3) front side and the middle part fixed connection of rotating holder (14), the top and the bottom of rotating seat (14) are respectively connected with the two ends of rotating shaft (15) in a clamped mode, the outer surface of rotating shaft (15) is connected with the right side of protection plate (16) in a rotating mode, the left end of the front side of front fork frame (3) is fixedly connected with the rear end of positioning shaft (17), and first avoidance grooves (18) matched with positioning shaft (17) are formed in the left side of protection plate (16).
2. The forklift lift working device of claim 1, wherein: the second that transversely runs through protection plate (16) is seted up at the middle part of protection plate (16) and is dodged groove (19), shifting chute (23) have been seted up in the left side of protection plate (16), the inner wall of shifting chute (23) and the rear side sliding connection of bolt (22), the right-hand member of bolt (22) passes locking groove (21), the left side of locking axle (20) is seted up in locking groove (21), and locking groove (21) runs through locking axle (20), locking axle (20) are located the second and dodge groove (19) inboard, and the middle part fixed connection of the rear end of locking axle (20) and front fork frame (3) rear side, the top of protection plate (16) and the bottom fixed connection of flat baffle (24), a plurality of groups strengthening groove (25) have evenly been seted up to the front side of flat baffle (24).
3. The forklift lift working device of claim 1, wherein: the left end of guard plate (16) front side and the rear side fixed connection of locking seat (26), via hole (27) have been seted up at the middle part of locking seat (26), the external diameter of locking seat (26) equals with the first diameter of dodging groove (18), the screw hole has been seted up to the front side of location axle (17), it is fixed through stop screw that location axle (17) and locking seat (26), the back of guard plate (16) and the bottom fixed connection of clamp plate (28) front side, the rear side of clamp plate (28) is seted up and is equipped with arc wall (29).
4. The forklift lift working device of claim 1, wherein: the width of ejector pad (8) and the width looks adaptation of spout (7), and the lateral wall of ejector pad (8) and the inside wall of spout (7) are smooth plane, the width of push away groove (5) and the diameter looks adaptation of guide bar (4), and the inside wall of push away groove (5) and the surface of guide bar (4) all are provided with anti-skidding line.
5. The forklift lift working device of claim 1, wherein: the width of mounting panel (13) is less than the distance between two sets of locking grooves (21), and the bottom welding of mounting panel (13) has multiunit radiating fin, mounting panel (13) and radiating fin are the aluminum alloy material, the rain-proof cover of top fixedly connected with of mounting panel (13), rain-proof cover are located the outside of double-shaft motor (12), and are two sets of rain-proof cover is all run through in extension rod (11).
6. The forklift lift working device of claim 2, wherein: the diameter of location axle (17) is less than the first diameter of dodging groove (18), the diameter of locking axle (20) is less than the second length and the width of dodging groove (19), the size and the shape of locking groove (21) cooperate with size and shape on bolt (22) right side respectively.
7. The forklift lift working device of claim 2, wherein: the diameter of the locking shaft (20) is equal to the thickness of the rear side of the front fork frame (3), the top of the locking shaft (20) is tangent to the upper surface of the front fork frame (3), and the length of the locking shaft (20) is greater than the sum of the length of the front fork frame (3) and the thickness of the double-shaft motor (12).
CN202010983698.9A 2020-09-17 2020-09-17 Forklift lifting working device Withdrawn CN112125233A (en)

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN113371647A (en) * 2021-06-04 2021-09-10 中国人民解放军火箭军工程大学 Remote control type small electric driving folding forklift

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CN102992232A (en) * 2012-12-12 2013-03-27 缪慰时 Preposed connecting rod type rough terrain lift truck
CN103626078A (en) * 2013-11-15 2014-03-12 钦州学院 Plane two-freedom-degree nine-rod closed-chain type reach stacker
CN108466980A (en) * 2018-06-26 2018-08-31 深圳市律远汇智科技有限公司 A kind of handling machinery with pallet fork folder function
CN110002368A (en) * 2019-04-02 2019-07-12 毕连进 The preposition observing system of fork truck

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2823232Y (en) * 2005-03-17 2006-10-04 刘铁儿 Differential lifting car for combined four connecting rod mechanism
CN200985215Y (en) * 2006-07-19 2007-12-05 河北农业大学 Small-size energy-conserving two-wheel drive formula light-duty loader
CN102992232A (en) * 2012-12-12 2013-03-27 缪慰时 Preposed connecting rod type rough terrain lift truck
CN103626078A (en) * 2013-11-15 2014-03-12 钦州学院 Plane two-freedom-degree nine-rod closed-chain type reach stacker
CN108466980A (en) * 2018-06-26 2018-08-31 深圳市律远汇智科技有限公司 A kind of handling machinery with pallet fork folder function
CN110002368A (en) * 2019-04-02 2019-07-12 毕连进 The preposition observing system of fork truck

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113371647A (en) * 2021-06-04 2021-09-10 中国人民解放军火箭军工程大学 Remote control type small electric driving folding forklift
CN113371647B (en) * 2021-06-04 2024-06-07 中国人民解放军火箭军工程大学 Remote control type small-sized electrically-driven folding forklift

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