CN211521458U

CN211521458U - Lifting improvement device for forklift platform

Info

Publication number: CN211521458U
Application number: CN201922034406.2U
Authority: CN
Inventors: 吴严俊; 王维; 周泽雄; 冯生海; 付海峰; 李帅
Original assignee: ZHEJIANG FENGHONG NEW MATERIAL CO Ltd
Current assignee: ZHEJIANG FENGHONG NEW MATERIAL CO Ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-09-18
Anticipated expiration: 2029-11-22

Abstract

The utility model belongs to the technical field of lifting equipment, and discloses a lifting improvement device of a forklift platform, which comprises a forklift base, a telescopic support arranged on the forklift base, the forklift platform and a supporting plate, wherein one side of the telescopic support is connected with an electric push rod, the forklift base is provided with a servo motor, the supporting plate is provided with a chute for the supporting plate to move up and down, grooves are also arranged on two sides of the chute, a rotating shaft and a stop plate and an elastic piece sleeved outside the rotating shaft are arranged in the grooves, one end of the elastic piece is connected with the stop plate, and the other end of the elastic piece; this device adopts the automatic mode of going up and down, through servo motor control electric putter in order to realize the lift of fork truck platform, and is equipped with the backup pad that takes place to rock when preventing that the fork truck platform from stopping in fork truck platform one side, and the backstop board in the backup pad is connected so that support fork truck platform bottom when the fork truck platform stops, and then avoid the goods on the fork truck platform to drop or operating personnel to tumble.

Description

Lifting improvement device for forklift platform

Technical Field

The utility model belongs to the technical field of jacking equipment, very much relate to a lift improvement device of fork truck platform.

Background

The lifting platform is a hoisting machine for vertically transporting people or objects, and also refers to equipment for vertically transporting in logistics systems of factories, automatic warehouses and the like, and various plane conveying equipment is often arranged on the lifting platform and is used as a connecting device of conveying lines with different heights. The lifting platform is generally driven by hydraulic pressure, so the lifting platform is also called as a hydraulic lifting platform, and is widely applied to operations such as high-altitude installation, maintenance and the like besides being used for cargo transportation at different heights. The characteristic that the elevating platform goes up and down freely at present has widely been applied to municipal maintenance, pier, commodity circulation center freight, building decoration etc. and installed automobile chassis, storage battery car chassis etc. and can freely walk, and the working height space also changes to some extent, has light in weight, from walking, electric start, from the landing leg, easy operation, operation face are big, can stride across 360 degrees free rotations advantages such as obstacle carries out high altitude construction.

In some small and medium-sized factories, goods need to be transported, a lifting platform of a forklift is often used, a manual hydraulic system is adopted for lifting a general forklift platform, and the forklift platform is lifted by adopting a hand-cranking mode when the platform needs to be improved, so that time and labor are wasted; on the other hand, when some automatic hydraulic lifting platforms are used, the lifting or descending of the forklift platform is stopped, so that the forklift platform can shake, the falling of goods on the forklift platform or the falling of operators is easy to cause danger.

Disclosure of Invention

The utility model aims at providing a lifting improvement device of a forklift platform, which is used for solving the problems that the lifting of the general forklift platform adopts a manual hydraulic system, and the forklift platform is lifted by adopting a hand-operated mode when the platform is required to be lifted, thereby wasting time and labor; on the other hand, when some automatic hydraulic lifting platforms are used, the lifting or descending of the forklift platform is stopped, so that the forklift platform can shake, the falling of goods on the forklift platform or the falling of operators is easy to cause danger.

The utility model provides a technical scheme that its technical problem adopted provides a lift improvement device of fork truck platform, be in including fork truck base, setting telescopic bracket on the fork truck base, arrange in the fork truck platform of telescopic bracket top with arrange in the backup pad of fork truck platform one side, telescopic bracket one side is connected with electric putter, be equipped with on the fork truck base and be used for the drive electric putter's servo motor, the backup pad sets firmly on the fork truck base, the spout that supplies with the backup pad and reciprocate is seted up to the backup pad, the spout both sides still are equipped with the recess, be equipped with pivot, cover in the recess and establish the backstop board and the elastic component in the pivot outside, elastic component one end is connected with the backstop board, and the other end and recess inner wall connection, servo motor drive electric putter extend with driving telescopic bracket, and the fork truck platform reciprocates along the spout and supports the fork truck platform by the backstop board when stopping to .

Further preferably, the fork truck base still is equipped with first bearing, first bar hole has been seted up to first bearing one end, telescopic bracket bottom one end is articulated with first bearing, and the other end card is established in first bar downthehole and can follow first bar hole reciprocating motion.

Further preferably, a second supporting seat is arranged at the bottom of the forklift platform, a second strip-shaped hole is formed in one end of the second supporting seat, one end of the top of the telescopic support is hinged to the second supporting seat, and the other end of the top of the telescopic support is clamped in the second strip-shaped hole and can reciprocate along the second strip-shaped hole.

Further preferably, a wire rewinding device is arranged below the groove, the wire rewinding device is arranged at the bottom of the supporting plate, and a traction rope connected with the stop plate extends out of one end of the wire rewinding device.

Further preferably, a ring sleeve is arranged at one end of the stop plate, and the traction rope is wound on the ring sleeve and used for pulling the stop plate.

Further preferably, the forklift base is further provided with a stepping motor for driving the take-up.

Further preferably, the bottom of the support plate is also provided with a fixed pulley for supporting a traction rope.

Further preferably, still include the connecting rod of setting between telescopic bracket and electric putter, connecting rod one end and electric putter end connection, the through-hole of setting on telescopic bracket is passed to the other end.

Further preferably, the two sides of the forklift base are also provided with supporting frames for fixing.

Further preferably, the forklift base is further provided with a control panel, a controller is arranged in the control panel, and the controller is electrically connected with the servo motor and the stepping motor.

The utility model has the advantages that:

this device adopts the automatic mode of going up and down, through servo motor control electric putter in order to realize the lift of fork truck platform, and is equipped with the backup pad that takes place to rock when preventing that the fork truck platform from stopping in fork truck platform one side, and the backstop board in the backup pad is connected so that support fork truck platform bottom when the fork truck platform stops, and then avoid the goods on the fork truck platform to drop or operating personnel to tumble.

Drawings

Fig. 1 is a schematic overall structure diagram of an improved lifting device for a forklift platform according to an embodiment of the present invention;

fig. 2 is a schematic plan view of a support plate in the improved lifting device of a forklift platform according to an embodiment of the present invention;

fig. 3 is a schematic side view of a support plate in the improved lifting device of a forklift platform according to an embodiment of the present invention;

fig. 4 is a schematic side view of a telescopic bracket in an improved lifting device of a forklift platform according to an embodiment of the present invention.

In the figure: 1-forklift base, 11-first supporting seat, 12-first strip-shaped hole, 13-stepping motor, 14-supporting frame, 15-control panel, 2-telescopic bracket, 21-through hole, 3-forklift platform, 31-second supporting seat, 32-second strip-shaped hole, 4-supporting plate, 41-chute, 42-groove, 43-rotating shaft, 44-stop plate, 441-loop, 45-elastic piece, 46-wire-rewinding device, 47-traction rope, 48-fixed pulley, 5-electric push rod, 6-servo motor and 7-connecting rod.

Detailed Description

In order to more clearly illustrate embodiments and/or technical solutions in the prior art, embodiments of the present invention will be described below with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort. In addition, the term "orientation" merely indicates a relative positional relationship between the respective members, not an absolute positional relationship.

Please refer to fig. 1, fig. 2 and fig. 4. The lifting improvement device of the forklift platform of the embodiment comprises a forklift base 1, a telescopic support 2 arranged on the forklift base 1, a forklift platform 3 arranged above the telescopic support 2 and a support plate 4 arranged on one side of the forklift platform 3, wherein one side of the telescopic support 2 is connected with an electric push rod 5, a servo motor 6 for driving the electric push rod 5 is arranged on the forklift base 1, the support plate 4 is fixedly arranged on the forklift base 1, a chute 41 for the support plate 4 to move up and down is formed in the support plate 4, grooves 42 are also formed in two sides of the chute 41, a rotating shaft 43 and an elastic piece 45 are arranged in the groove 42, the elastic piece 44 and the elastic piece 45 are sleeved outside the rotating shaft 43, one end of the elastic piece 45 is connected with the stopping plate 44, the other end of the elastic piece is connected with the inner wall of the groove 42, and the servo motor 6, the forklift platform 3 moves up and down along the slide groove 41 and is abutted against the forklift platform 3 by the stopper plate 44 when stopping the movement to prevent the forklift platform 3 from shaking.

The telescopic support 2 of the device can be a diamond support.

Wherein, fork truck base 1 still is equipped with first bearing frame 11, first bar hole 12 has been seted up to first bearing frame 11 one end, 2 bottom one end of telescopic bracket are articulated with first bearing frame 11, and other end card is established in first bar hole 12 and can follow first bar hole 12 reciprocating motion.

As a preferred embodiment, the bottom of the forklift platform 3 is provided with a second supporting seat 31, one end of the second supporting seat 31 is provided with a second strip-shaped hole 32, one end of the top of the telescopic bracket 2 is hinged with the second supporting seat 31, and the other end of the top of the telescopic bracket is clamped in the second strip-shaped hole 32 and can reciprocate along the second strip-shaped hole 32.

When the forklift platform 3 needs to be lifted, the supporting frames 14 used for fixing the two sides of the forklift base 1 can be adjusted firstly, so that the forklift base 1 is placed on the ground and does not shake; the supporting frame 14 can complete the fixing of the forklift base 1 in a telescopic rod adjusting manner, and the embodiment is not limited to this; goods or operators are placed on the forklift platform 3, the extension of a telescopic rod of the electric push rod 5 is controlled through the servo motor 6, a support (connected with the electric push rod 5) of the telescopic support 2 is driven by the telescopic rod to extend along the vertical direction, a non-hinged part at the top end of the telescopic support 2 moves to one side of the support plate 4 along the horizontal direction in the second strip-shaped hole 32, and a non-hinged part at the bottom end of the telescopic support 2 moves to one side of the support plate 4 along the horizontal direction in the first strip-shaped hole 12; when the telescopic bracket 2 extends, one side of the forklift platform 3 moves vertically upwards along the sliding groove 41 of the supporting plate 4; it should be noted here that the forklift platform 3 of the present device is used for ascending or descending in stages, referring to fig. 2, the grooves 42, the rotating shafts 43, the stop plates 44 and the elastic members 45 are symmetrically arranged at two sides of the sliding chute 41, and three grooves 42, rotating shafts 43, stop plates 44 and elastic members 45 are respectively arranged at one side of the forklift platform 3, so as to facilitate the forklift platform 3 to realize transportation in stages, and can stop at each groove 42 for the operation of an operator; when the forklift platform 3 passes through the groove 42, the top of the forklift platform 3 abuts against one end of the stop plate 44 and continues to move vertically upwards under the pushing of the telescopic bracket 2, so that the stop plate 44 rotates towards one side close to the groove 42 along the rotating shaft 43 (here, when the elastic member 45 is not elastically deformed, one end of the stop plate 44 extends out of the groove 42, so as to ensure that the extending end can abut against the forklift platform 3), at the moment, the elastic member 45 provides return elastic force towards the sliding groove 41 for the stop plate 44, and one end of the stop plate 44 is tightly attached to the side wall of the forklift platform 3; when the forklift platform 3 moves to the side wall and is not contacted with the stop plate 44, the stop plate 44 rotates towards the sliding groove 41 under the restoring elasticity of the elastic piece 45, so that the stop plate 44 is propped against the bottom of the forklift platform 3, the forklift platform 3 is stopped to ascend at the moment, and the forklift platform 3 can be prevented from shaking; it should be noted that the servo motor 6 can be electrically connected with a controller in a control panel 15 arranged on the forklift base 1, so as to realize the automatic on-off of the servo motor 6; the controller may be a Siemens series S7-200PLC controller.

Referring also to fig. 1, 2 and 3, a wire-rewinding device 46 is arranged below the groove 42, the wire-rewinding device 46 is arranged at the bottom of the supporting plate 4, and a pulling rope 47 connected with the stopper plate 44 extends out of one end of the wire-rewinding device 46.

Wherein, a ring cover 441 is arranged at one end of the stopper plate 44, and the pulling rope 47 is wound on the ring cover 441 for pulling the stopper plate 44.

As a preferred embodiment, the forklift base 1 is also provided with a stepper motor 13 for driving the spooler 46.

When the forklift platform 3 needs to descend, because one end of the stop plate 44 abuts against the bottom of the forklift platform 3, the forklift platform 3 cannot move downwards, the servo motor 6 is controlled to continuously move the telescopic bracket 2 vertically upwards, when the stop plate 44 is not in contact with the forklift platform 3, the stepping motor 13 controls the wire rewinding device 46 to pull the traction rope 47 into the wire rewinding device 46, and the stop plate 44 is further pulled to rotate towards one side of the groove 42 along the rotating shaft 43 until one end of the stop plate 44 is placed in the groove 42; continuously controlling the servo motor 6 to vertically move the telescopic bracket 2 downwards so as to enable the forklift platform 3 to descend; if the forklift platform 3 needs to be stopped, the controller can control the servo motor 6 to stop the forklift platform 3 above the stop plate 44; it should be noted that the rotating shafts 43 disposed in the grooves 42 are not in the same straight line in the vertical direction, each stop plate 44 is controlled by a wire winder 46, and a fixed pulley 48 for supporting a traction rope 47 is further disposed on one side of each wire winder 46; the controller is also electrically connected with the stepping motor 13 to control the wire-rewinding device 46 to pull the traction rope 47; note that the pull cord 47 of the upper stopper plate 44 in FIG. 2 may pass through one side of the groove 42 to facilitate connection with the line taker 46.

Particularly, the telescopic power supply device further comprises a connecting rod 7 arranged between the telescopic support 2 and the electric push rod 5, one end of the connecting rod 7 is connected with the end part of the electric push rod 5, and the other end of the connecting rod 7 penetrates through a through hole 21 formed in the telescopic support 2.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. The utility model provides a lift improvement device of fork truck platform which characterized in that: comprises a forklift base (1), a telescopic bracket (2) arranged on the forklift base (1), a forklift platform (3) arranged above the telescopic bracket (2) and a supporting plate (4) arranged on one side of the forklift platform (3), wherein one side of the telescopic bracket (2) is connected with an electric push rod (5), a servo motor (6) used for driving the electric push rod (5) is arranged on the forklift base (1), the supporting plate (4) is fixedly arranged on the forklift base (1), a sliding chute (41) used for the supporting plate (4) to move up and down is arranged on the supporting plate (4), grooves (42) are also arranged on two sides of the sliding chute (41), a rotating shaft (43) is arranged in the grooves (42), a stopping plate (44) and an elastic piece (45) are arranged outside the rotating shaft (43) in a sleeved mode, one end of the elastic piece (45) is connected with the stopping plate (44), the other end is connected with the inner wall of the groove (42), the servo motor (6) drives the electric push rod (5) to drive the telescopic support (2) to extend, and the forklift platform (3) moves up and down along the sliding groove (41) and is propped against the forklift platform (3) by the stop plate (44) when the forklift platform stops moving so as to prevent the forklift platform (3) from shaking.

2. The improved lift system for forklift platforms of claim 1, wherein: fork truck base (1) still is equipped with first bearing (11), first bar hole (12) have been seted up to first bearing (11) one end, telescopic bracket (2) bottom one end is articulated with first bearing (11), and other end card is established in first bar hole (12) and can follow first bar hole (12) reciprocating motion.

3. The improved lift system for forklift platforms of claim 1, wherein: the forklift is characterized in that a second supporting seat (31) is arranged at the bottom of the forklift platform (3), a second strip-shaped hole (32) is formed in one end of the second supporting seat (31), one end of the top of the telescopic support (2) is hinged to the second supporting seat (31), and the other end of the top of the telescopic support is clamped in the second strip-shaped hole (32) and can move back and forth along the second strip-shaped hole (32).

4. The improved lift system for forklift platforms of claim 1, wherein: a wire rewinding device (46) is arranged below the groove (42), the wire rewinding device (46) is arranged at the bottom of the supporting plate (4), and a traction rope (47) connected with the stop plate (44) extends out of one end of the wire rewinding device (46).

5. The improved lift system for forklift platforms of claim 4, wherein: one end of the stop plate (44) is provided with a ring sleeve (441), and the traction rope (47) is wound on the ring sleeve (441) and used for pulling the stop plate (44).

6. The improved lift system for forklift platforms of claim 4, wherein: the forklift base (1) is further provided with a stepping motor (13) for driving the wire rewinding device (46).

7. The improved lift system for forklift platforms of claim 4, wherein: the bottom of the supporting plate (4) is also provided with a fixed pulley (48) for supporting a traction rope (47).

8. The improved lift system for forklift platforms of claim 1, wherein: still including setting up connecting rod (7) between telescopic bracket (2) and electric putter (5), connecting rod (7) one end and electric putter (5) end connection, the through-hole (21) of setting on telescopic bracket (2) are passed to the other end.

9. The improved lift system for forklift platforms of claim 1, wherein: and supporting frames (14) for fixing are further arranged on two sides of the forklift base (1).

10. The improved lift system for forklift platforms of claim 6, wherein: fork truck base (1) still is equipped with control panel (15), be equipped with the controller in control panel (15), the controller is connected with servo motor (6), step motor (13) electricity.