CN220165735U - Fork truck capable of automatically reversing - Google Patents

Abstract

The utility model discloses a forklift capable of automatically reversing, and relates to the technical field of forklifts, which comprises a bottom plate, wherein a lifting assembly is arranged at the top end of the bottom plate, a supporting column is rotatably connected to the top end of the bottom plate through a bearing, a first gear is fixedly arranged on the surface of the supporting column, a supporting plate is fixedly arranged at one end of the supporting column, baffles are fixedly arranged at two sides of the bottom end of the supporting plate, and two electric push rods are fixedly arranged at one sides of the two baffles; the beneficial effects of the utility model are as follows: four electric putter can promote two splint and remove, and two splint support the both sides of goods tray respectively, and accommodate motor can drive the second gear and rotate, and the second gear can drive the backup pad with first gear and support column cooperation and rotate, and then drive the goods tray by splint centre gripping and rotate 180, realize that the goods tray reverses, be convenient for realize that goods positive and negative alternately pile up, more nimble.

Description

Fork truck capable of automatically reversing

Technical Field

The utility model relates to a forklift, in particular to a forklift capable of automatically reversing, and belongs to the technical field of forklifts.

Background

Fork trucks are industrial transportation vehicles, and are various wheeled transportation vehicles that perform handling, stacking, and short-distance transportation operations on pallet goods. The forklift is widely applied to ports, stations, airports, goods yards, factory workshops, warehouses, circulation centers, distribution centers and the like, and is an indispensable device in pallet transportation for loading and unloading pallet goods in cabins, carriages and containers.

"a forklift capable of bidirectional travel" disclosed in the application number "CN201921909644.7" includes: a vehicle body and a swivel seat; a first power wheel and a second power wheel are arranged below the vehicle body, a diesel engine and a motor are arranged in the vehicle body, a cab is arranged on the vehicle body, and a forward running control unit and a reverse running control unit are respectively arranged on the front side and the rear side of the cab; the rotary seat is arranged at the middle part of the cab; the front end of the vehicle body is provided with a lifting guide rail, the front end of the vehicle body is provided with a transverse driving cylinder, the transverse driving cylinder is positioned at one side of the lifting guide rail, and a piston rod of the transverse driving cylinder is rotatably connected with the lifting guide rail; the lifting guide rail is provided with a lifting frame, the lifting frame is provided with a fork arm, one side of the lifting guide rail is provided with a longitudinal driving cylinder, and a piston rod of the longitudinal driving cylinder is fixedly connected with the lifting frame. Through the above manner, the utility model can reversely run without reversing in a narrow space with no turning around, and the utility model is found through further search that the application number of the utility model is CN202221536600.6, and the utility model discloses a cargo transportation forklift with an automatic unloading structure, which comprises the following steps: the forklift comprises a forklift body, a push-pull rod and a lifting mechanism, wherein the push-pull rod is rotatably connected to one side of the forklift body, the lifting mechanism is arranged between the forklift body and the push-pull rod, a front wheel is arranged on the bottom side of the forklift body, and a rear wheel is arranged on the bottom side of the forklift body; the side-mounting of front wheel has the rack wheel, the bottom side of fork truck main part is connected with first connecting block, the screw hole has been seted up on the surface of first connecting block, the inside of screw hole runs through there is first threaded rod, first pivot is installed to the bottom side of fork truck main part, the surface connection of first pivot has the draw-in lever. This goods transportation fork truck with automatic discharge structure, when the rack wheel carries out the direction and rotates, the card pole can hinder the rotation of rack wheel, can prevent like this that the rack wheel from taking place to reverse to can avoid fork truck to take place to reverse "in the in-process on the upslope, but above-mentioned fork truck still has following defect:

when the forklift fork arm is used, the cargo pallet is required to be arranged on the forklift fork arm, the cargo pallet cannot be reversed, and therefore the cargo is difficult to be stacked in a positive-negative crossed mode.

Disclosure of Invention

The utility model aims to provide an automatic reversing forklift, which solves the problem that the conventional forklift provided in the background art cannot reverse a cargo pallet during use, so that the forward and reverse crossed stacking of cargoes is difficult to realize.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fork truck that can overturn automatically, includes the bottom plate, the top of bottom plate is equipped with lifting unit, the top of bottom plate is connected with the support column through the bearing rotation, the fixed surface of support column is equipped with first gear, the one end of support column is fixed and is equipped with the backup pad, the both sides of backup pad bottom are all fixed and are equipped with the baffle, two one side of baffle is all fixed and is equipped with two electric putter, every two is corresponding electric putter's flexible end is all fixed and is equipped with splint, two the spout that slides mutually with the backup pad has all been seted up on splint's surface, the bottom of bottom plate is fixed respectively and is equipped with accommodate motor and four universal wheels, accommodate motor's transmission shaft is fixed to be equipped with the second gear of being connected with first gear engagement.

Preferably, the lifting assembly comprises two vertical rods and two limiting assemblies, wherein the two vertical rods are fixedly arranged at the top ends of the bottom plates, a top plate is fixedly arranged at one end of each vertical rod, a transmission screw rod is rotationally connected between the top plate and the bottom plates through a bearing, the surface of the transmission screw rod is connected with fork arms of a forklift through screw nuts in a threaded manner, two guide holes are formed in the surface of each fork arm of the forklift, the inner walls of the guide holes are respectively connected with the surfaces of the two vertical rods in a sliding manner, a lifting motor is fixedly arranged at the top ends of the top plates, and a transmission shaft of the lifting motor is fixedly connected with one end of the transmission screw rod and is in positive and negative rotation.

Preferably, two spacing subassembly all includes logical groove and spacing motor, two lead to the groove all offer at the surface of fork truck yoke, two the inner wall that leads to the groove all rotates through the bearing and is connected with the transfer line, two the surface of transfer line is all fixed to be equipped with the stopper, one of them spacing motor is fixed to be set up in the front of fork truck yoke, another spacing motor is fixed to be set up in the back of fork truck yoke, two spacing motor's transmission shaft respectively with the one end fixed connection of two transfer lines, two spacing motor and accommodate motor are positive and negative rotation gear motor.

Preferably, the top of bottom plate is fixed respectively and is equipped with collecting box and push pedal, the inside of collecting box is fixed and is equipped with the battery, the positive fixed charge mouth that is equipped with battery electric connection of collecting box.

Preferably, the front and the back of the push plate are both fixedly provided with a pull-assisting frame, and the top end of the push plate is fixedly provided with a switch panel.

Preferably, the bottom end fixing of bottom plate is equipped with the protection section of thick bamboo, the outside at accommodate motor is established to the surface cover of protection section of thick bamboo, the surface fixing of protection section of thick bamboo is equipped with two breather pipes, two the inner wall of breather pipe is all fixed and is equipped with the dust screen.

Preferably, the surface of the switch panel is respectively provided with a regulating motor switch, a lifting motor switch, a limit motor switch and two electric push rod switches, the regulating motor, the lifting motor and the two limit motors are respectively electrically connected with the storage battery through the regulating motor switch, the lifting motor switch and the limit motor switch, two electric push rods on one side are electrically connected with the storage battery through one of the electric push rod switches, and two electric push rods on the other side are electrically connected with the storage battery through the other electric push rod switch.

Compared with the related art, the forklift capable of automatically reversing has the following beneficial effects:

1. the four electric push rods can push the two clamping plates to move, the two clamping plates respectively support against two sides of the cargo pallet, the adjusting motor can drive the second gear to rotate, the second gear, the first gear and the supporting column are matched to drive the supporting plate to rotate, and then the cargo pallet clamped by the clamping plates is driven to rotate 180 degrees, so that the cargo pallet is reversed, the cargo is conveniently stacked in a positive-negative crossed mode, and the cargo pallet stacking machine is more flexible;

2. the two limiting motors rotate to drive the two limiting blocks to rotate by a certain angle, the two limiting blocks are changed into a vertical state from a horizontal state, a part of the two limiting blocks are separated from the two through grooves respectively, a part of the two limiting blocks can block the cargo pallet during transferring, and the cargo pallet is prevented from sliding down along the sliding direction due to inertia after stopping moving the whole forklift, so that the forklift is safer.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1B according to the present utility model;

FIG. 4 is a schematic side sectional view of a base plate of the present utility model;

FIG. 5 is a schematic view of the fork arm of the forklift of the present utility model;

fig. 6 is an enlarged schematic view of the structure of fig. 5 at C according to the present utility model.

In the figure: 1. a bottom plate; 2. a lifting assembly; 21. a vertical rod; 22. a top plate; 23. a transmission screw rod; 24. fork arms of the forklift; 25. a guide hole; 26. a lifting motor; 3. a limit component; 31. a through groove; 32. a limit motor; 33. a transmission rod; 34. a limiting block; 4. a support column; 5. a first gear; 6. a support plate; 7. a baffle; 8. an electric push rod; 9. a clamping plate; 10. a chute; 11. adjusting a motor; 12. a second gear; 13. a current collection box; 14. a push plate; 15. a pull-up frame; 16. a switch panel; 17. a protective cylinder; 18. and (5) a vent pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1-6, the utility model provides an automatic reversing forklift, which comprises a bottom plate 1, wherein a lifting assembly 2 is arranged at the top end of the bottom plate 1, a supporting column 4 is rotatably connected to the top end of the bottom plate 1 through a bearing, a first gear 5 is fixedly arranged on the surface of the supporting column 4, a supporting plate 6 is fixedly arranged at one end of the supporting column 4, two baffle plates 7 are fixedly arranged at two sides of the bottom end of the supporting plate 6, two electric push rods 8 are fixedly arranged at one sides of the two baffle plates 7, clamping plates 9 are fixedly arranged at the telescopic ends of each two corresponding electric push rods 8, sliding grooves 10 sliding with the supporting plate 6 are respectively formed in the surfaces of the two clamping plates 9, an adjusting motor 11 and four universal wheels are respectively fixedly arranged at the bottom end of the bottom plate 1, and a second gear 12 meshed with the first gear 5 is fixedly arranged on a transmission shaft of the adjusting motor 11;

the top end of the bottom plate 1 is fixedly provided with a collector box 13 and a push plate 14 respectively, a storage battery is fixedly arranged in the collector box 13, the front surface of the collector box 13 is fixedly provided with a charging port electrically connected with the storage battery, and the push plate 14 is convenient for pulling or pushing the bottom plate 1;

the front and the back of the push plate 14 are fixedly provided with a pull-assisting frame 15, the top end of the push plate 14 is fixedly provided with a switch panel 16, and the pull-assisting frame 15 is convenient for the push plate 14 to be moved by both hands;

the bottom end of the bottom plate 1 is fixedly provided with a protection cylinder 17, the surface of the protection cylinder 17 is sleeved outside the adjusting motor 11, the surface of the protection cylinder 17 is fixedly provided with two vent pipes 18, the inner walls of the two vent pipes 18 are fixedly provided with dustproof nets, the protection cylinder 17 protects the adjusting motor 11, and the protrusion of the ground at the bottom end of the bottom plate 1 collides with the adjusting motor 11;

the surface of the switch panel 16 is respectively provided with an adjusting motor switch and two electric push rod switches, the adjusting motor 11 is electrically connected with the storage battery through the adjusting motor switch, two electric push rods 8 positioned on one side are electrically connected with the storage battery through one of the electric push rod switches, and two electric push rods 8 positioned on the other side are electrically connected with the storage battery through the other electric push rod switch;

referring to fig. 1-6, the utility model provides an automatically reversible forklift further comprising a lifting assembly 2, wherein the lifting assembly 2 comprises two vertical rods 21 and two limiting assemblies 3, the two vertical rods 21 are fixedly arranged at the top ends of a bottom plate 1, one ends of the two vertical rods 21 are fixedly provided with a top plate 22, a transmission screw rod 23 is rotatably connected between the top plate 22 and the bottom plate 1 through a bearing, the surface of the transmission screw rod 23 is in threaded connection with a forklift fork arm 24 through a screw nut, two guide holes 25 are formed in the surface of the forklift fork arm 24, the inner walls of the two guide holes 25 are respectively in sliding connection with the surfaces of the two vertical rods 21, the top end of the top plate 22 is fixedly provided with a lifting motor 26, a transmission shaft of the lifting motor 26 is fixedly connected with one end of the transmission screw rod 23, and the lifting motor 26 is a forward and backward rotation motor;

the surface of the switch panel 16 is provided with a lifting motor switch, and the lifting motor 26 is electrically connected with the storage battery through the lifting motor switch;

specifically, as shown in fig. 1, 3, 5 and 6, the lifting motor 26 is started by the lifting motor switch, the lifting motor 26 rotates to drive the transmission screw rod 23 to rotate, the transmission screw rod 23 drives the forklift fork arm 24 to move downwards, the forklift fork arm 24 drives the supported cargo pallet to move downwards until the cargo pallet is jacked up by the supporting plate 6, and then the forklift fork arm 24 continues to move downwards until the top end of the forklift fork arm 24 is lower than the bottom end of the clamping plate 9, so as to prepare for the rotation of the supporting plate 6, avoid collision with the forklift fork arm 24 when the supporting plate 6 rotates, be safer, control the lifting motor 26 to move reversely after the cargo pallet is reversed, and the forklift fork arm 24 moves upwards to jack up the reversed cargo pallet, so that the cargo pallet is separated from the supporting plate 6 and prepare for the transportation of the cargo pallet.

Example 2:

the two limiting assemblies 3 comprise through grooves 31 and limiting motors 32, the two through grooves 31 are formed in the surfaces of fork arms 24 of the forklift, the inner walls of the two through grooves 31 are rotatably connected with transmission rods 33 through bearings, limiting blocks 34 are fixedly arranged on the surfaces of the two transmission rods 33, one of the limiting motors 32 is fixedly arranged on the front surface of the fork arms 24 of the forklift, the other limiting motor 32 is fixedly arranged on the back surface of the fork arms 24 of the forklift, transmission shafts of the two limiting motors 32 are fixedly connected with one ends of the two transmission rods 33 respectively, and the two limiting motors 32 and the regulating motor 11 are all forward and reverse rotation speed reducing motors;

the surface of the switch panel 16 is provided with a limit motor switch, and two limit motors 32 are electrically connected with a storage battery through the limit motor switch;

specifically, as shown in fig. 1, 3, 5 and 6, the two limit motors 32 are started through the limit motor switch, the two limit motors 32 rotate to drive the two limit blocks 34 to rotate by a certain angle, the two limit blocks 34 change from a horizontal state to a vertical state, a part of the two limit blocks 34 are separated from the two through grooves 31 respectively, a part of the two limit blocks 34 can block the cargo pallet, and the cargo pallet is prevented from sliding down along due to inertia after stopping moving the whole forklift, so that the cargo pallet is safer.

Working principle: when the automatic reversing forklift is particularly used, firstly, the lifting motor 26 is started through the lifting motor switch, the lifting motor 26 rotates to drive the transmission screw rod 23 to rotate, the transmission screw rod 23 drives the forklift fork arm 24 to move downwards, the forklift fork arm 24 drives the supported goods tray to move downwards until the goods tray is jacked up by the supporting plate 6, then the forklift fork arm 24 continues to move downwards until the top end of the forklift fork arm 24 is lower than the bottom end of the clamping plate 9 to prepare for the rotation of the supporting plate 6, then four electric push rods 8 are started through the two electric push rod switches, the telescopic ends of the four electric push rods 8 extend to push the two clamping plates 9 to move, the tops of the two clamping plates 9 respectively prop against two sides of the goods tray to finish the fixation of the goods tray, then the adjusting motor 11 is started through the adjusting motor switch, the adjusting motor 11 drives the second gear 12 to rotate, the second gear 12 rotates to drive the first gear 5 to rotate, the first gear 5 drives the supporting plate 6 to rotate through the supporting column 4, further drives the cargo pallet clamped by the clamping plate 9 to rotate 180 degrees, the cargo pallet is reversed, the cargo is convenient to be stacked in a positive-negative crossing way, the cargo pallet is more flexible, finally, the lifting motor 26 is controlled to move reversely through the lifting motor switch, the fork arm 24 of the forklift can jack up the reversed cargo pallet to promote the cargo pallet to be separated from the supporting plate 6, the preparation is provided for the transportation of the cargo pallet, the two limiting motors 32 are required to be started through the limiting motor switch, the two limiting motors 32 rotate to drive the two limiting blocks 34 to rotate by a certain angle, the two limiting blocks 34 are changed into a vertical state from a horizontal state, one part of the two limiting blocks 34 are separated from the two through grooves 31 respectively, some of the two limiting blocks 34 can block the cargo pallet during transferring, so that the cargo pallet is prevented from sliding down due to inertia after stopping moving the whole forklift, and the cargo pallet is safer.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a fork truck that can overturn automatically, includes bottom plate (1), its characterized in that, the top of bottom plate (1) is equipped with lifting unit (2), the top of bottom plate (1) is connected with support column (4) through the bearing rotation, the fixed surface of support column (4) is equipped with first gear (5), the fixed backup pad (6) that is equipped with in one end of support column (4), the both sides of backup pad (6) bottom are all fixed and are equipped with baffle (7), two one side of baffle (7) is all fixed and are equipped with two electric putter (8), every two corresponding telescopic end of electric putter (8) is all fixed and is equipped with splint (9), two spout (10) that slide mutually with backup pad (6) have all been seted up on the surface of splint (9), the bottom of bottom plate (1) is fixed respectively and is equipped with accommodate motor (11) and four universal wheels, the transmission shaft of accommodate motor (11) is fixed be equipped with second gear (12) that are connected with first gear (5) meshing.

2. An automatically reversible forklift as claimed in claim 1, wherein: lifting assembly (2) are including two montants (21) and two spacing subassembly (3), two montants (21) are all fixed to be set up on the top of bottom plate (1), two the one end of montant (21) is fixed to be equipped with roof (22), be connected with transmission lead screw (23) through the bearing rotation between roof (22) and bottom plate (1), the surface of transmission lead screw (23) has fork arm (24) of fork truck through screw nut threaded connection, two guiding holes (25) have been seted up on the surface of fork arm (24) of fork truck, two the inner wall of guiding hole (25) respectively with the surface sliding connection of two montants (21), the top of roof (22) is fixed to be equipped with elevator motor (26), the transmission shaft of elevator motor (26) is with the one end fixed connection of transmission lead screw (23), elevator motor (26) are positive and negative rotation motor.

3. An automatically reversible fork lift truck as in claim 2, wherein: two spacing subassembly (3) all include logical groove (31) and spacing motor (32), two the surface at fork truck yoke (24) is all offered in logical groove (31), two the inner wall in logical groove (31) all is connected with transfer line (33) through the bearing rotation, two the surface of transfer line (33) is all fixed to be equipped with stopper (34), one of them spacing motor (32) is fixed to be set up in the front of fork truck yoke (24), another spacing motor (32) is fixed to be set up in the back of fork truck yoke (24), two the transmission shaft of spacing motor (32) respectively with the one end fixed connection of two transfer lines (33), two spacing motor (32) and accommodate motor (11) are positive and negative rotation gear motor.

4. A forklift as claimed in claim 3, in which: the top of bottom plate (1) is fixed respectively and is equipped with current collection case (13) and push pedal (14), the inside of current collection case (13) is fixed and is equipped with the battery, the positive fixed charge mouth that is equipped with battery electric connection of current collection case (13).

5. An automatically reversible forklift as claimed in claim 4, wherein: the front and the back of the push plate (14) are fixedly provided with a pull-assisting frame (15), and the top end of the push plate (14) is fixedly provided with a switch panel (16).

6. An automatically reversible forklift as claimed in claim 1, wherein: the bottom end fixing of bottom plate (1) is equipped with protection section of thick bamboo (17), the outside at accommodate motor (11) is established to the surface cover of protection section of thick bamboo (17), the fixed surface of protection section of thick bamboo (17) is equipped with two breather pipes (18), two the inner wall of breather pipe (18) is all fixed and is equipped with the dust screen.

7. An automatically reversible forklift as claimed in claim 5, wherein: the surface of switch panel (16) is equipped with accommodate motor switch, lift motor switch, limit motor switch and two electric putter switches respectively, accommodate motor (11), lift motor (26) and two limit motor (32) are respectively through accommodate motor switch, lift motor switch and limit motor switch and battery electric connection, are located two of one side electric putter (8) all pass through one of them electric putter switch and battery electric connection, and two of opposite side electric putter (8) all pass through another electric putter switch and battery electric connection.