CN212174369U

CN212174369U - Portable electric lead screw transmission fork truck

Info

Publication number: CN212174369U
Application number: CN202020689124.6U
Authority: CN
Inventors: 方国威; 余庆法
Original assignee: Zhejiang Lanxi Shangye Machinery Co ltd
Current assignee: Zhejiang Lanxi Shangye Machinery Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-12-18
Anticipated expiration: 2030-04-29

Abstract

The utility model relates to a high car is piled in transmission of lightweight electric screw, including frame group, lift fork group and electrical cabinet group, frame group is including the gatepost, gatepost group and platen, connect through the fastener between the three, electrical cabinet group still is equipped with on the platen, electrical cabinet group is located the fixed motor that is equipped with in platen bottom, the motor is equipped with the motor guard shield outward, the pivot of motor is located the transmission shaft of gatepost through the parallel key connection, the transmission shaft is equipped with ball screw through the coupling joint, the last lift fork group that is equipped with of ball screw, ball screw another is connected through the bearing frame of installing at the gatepost top, two upper and lower angular contact ball bearings are installed to the bearing frame. The utility model discloses the advantage: 1. the hidden troubles of oil leakage of the oil cylinder and the oil pipe joint are solved. 2. Can meet the requirement of working in a small environment. 3. Simple structure, and simple production, assembly and maintenance.

Description

Portable electric lead screw transmission fork truck

Technical Field

The utility model relates to a high car is piled in electronic lead screw transmission of lightweight.

Background

The hydraulic fork lift truck is widely applied to various industries in the field of industrial and civil life, provides high efficiency and convenience for vast users, and generates certain economic benefit, but in some areas with smaller space and higher requirement on environmental cleanliness, the hydraulic fork lift truck cannot meet the field requirement due to hidden troubles of oil leakage of an oil cylinder and an oil pipe joint.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: aiming at various defects and shortcomings in the prior art, the portable electric screw rod transmission fork truck with a compact structure is provided.

The utility model discloses a concrete technical scheme is: portable electric screw drive stacker, including frame group, lift fork group and electrical cabinet group, frame group is including the gatepost, gatepost group and platen, the platen is located gatepost group top, the gatepost is located the platen top, connect through the fastener between the three, make things convenient for production link circulation and combination assembly, electrical cabinet group still is equipped with on the platen, electrical cabinet group is located the fixed motor that is equipped with in platen bottom, the motor is equipped with the motor guard shield outward, can effectively avoid the injury of ground debris to the motor, the pivot of motor is located the transmission shaft of gatepost through the parallel key connection, the transmission shaft is equipped with ball screw through the coupling joint, lift fork group is equipped with on the ball screw, another end of ball screw is connected through the bearing frame of installing at the gatepost top, two upper and lower angular contact ball bearing are installed in the bearing frame.

Furthermore, lift fork group is including fork, crane, gyro wheel, side direction wheel and screw-nut, and the fork passes through the fastener to be installed in the bottom of crane, can change the not isostructure at any time according to customer's needs, satisfies the fork of different functions, and two sets of gyro wheels and side direction wheel about crane both sides are equipped with respectively, are equipped with screw-nut on the crane between two sets of gyro wheels, and screw-nut and ball screw cooperation installation still are equipped with the limiting plate on the crane.

Furthermore, inductive switches corresponding to the limiting plates are arranged at the top and the bottom of the doorpost, and the limiting plates on the lifting fork group stop lifting after being respectively sensed by the inductive switches in a non-contact manner, so that damage to the ball screw and the screw nut caused by overtravel lifting can be avoided.

Furthermore, a lithium iron phosphate battery, a built-in lithium battery charger and a motor driver are arranged in the electric control box set, so that the electric control box set is convenient for a customer to charge and use, and the rotating speed of the motor can be changed by adjusting some parameters on the motor driver, so that the lifting speed is adjusted.

Furthermore, universal castor is all equipped with to door base group and platen bottom outer end, and the universal castor of platen bottom is greater than the universal castor of door base group bottom, provides the support of vehicle and goods load, and whole car turns to the performance fine, and the universal castor of platen bottom is furnished with brake equipment, before the goods goes up and down, through stepping on brake equipment, can prevent that the vehicle from sliding, guarantees the security.

Furthermore, the deep groove ball bearings are assembled in the idler wheels, the needle bearings are assembled in the lateral wheels, the rotating performance of the deep groove ball bearings and the needle bearings is good, and the stability of goods in the lifting process is guaranteed.

The working principle is as follows: this heap high car motorcycle type is small and exquisite, is applicable to the space less, the higher region of the clean degree requirement of environment, during the use, puts the goods on the fork, and the starter motor drives ball screw through transmission shaft and shaft coupling and rotates, and screw-nut then drives whole lift fork group and rises to required height, then takes out the goods and stacks, and the motor reversal, the fork group that goes up and down resets downwards, and is so repeated.

The utility model has the advantages that: 1. electric power is used to replace hydraulic pressure, and hidden dangers such as oil leakage of an oil cylinder and an oil pipe joint are solved. 2. The forklift is small and exquisite in shape and can work in a small space environment. 3. The fork truck has simple structure and simple production, assembly and maintenance.

Drawings

FIG. 1: do the utility model discloses a look at the local part and cut open the structure sketch map.

FIG. 2: is the overlooking structure schematic diagram of the utility model.

FIG. 3: do the utility model discloses an electricity control box group section structure sketch map.

Detailed Description

Embodiments of the present invention will be described with reference to the accompanying drawings.

The portable electric lead screw transmission fork truck comprises a truck frame group 1, a lifting fork group 2 and an electric control box group 3, wherein the truck frame group 1 comprises a door post 4, a door seat group 5 and a bedplate 6, the bedplate 6 is positioned at the top of the door seat group 5, the door post 4 is positioned at the top of the bedplate 6, the three are connected through a fastener, the circulation of a production link and the combined assembly are facilitated, the electric control box group 3 is also arranged on the bedplate 6, a motor 15 is fixedly arranged at the bottom of the bedplate 6 of the electric control box group 3, a motor shield 24 is arranged outside the motor 15, can effectively avoid the injury of ground debris to the motor, the pivot of motor 15 is connected the transmission shaft 16 that is located gatepost 4 through the parallel key, and transmission shaft 16 is equipped with ball screw 13 through the coupling 17 connection, is equipped with lift fork group 2 on the ball screw 13, and ball screw 13 another is connected through installing bearing frame 14 at gatepost 4 top, installs two upper and lower angular contact ball bearings in the bearing frame 14.

The lifting fork group 2 comprises a fork 9, a lifting frame 10, idler wheels 11, lateral wheels 12 and lead screw nuts 21, the fork 9 is installed at the bottom of the lifting frame 10 through a fastener, different structures can be replaced at any time according to customer needs, the fork with different functions is met, the two sides of the lifting frame 10 are respectively provided with the upper idler wheel group 11 and the lower idler wheel group 11 and the lateral wheels 12, the lead screw nuts 21 are installed on the lifting frame 10 between the upper idler wheel group 11 and the lower idler wheel group 11, the lead screw nuts 21 are installed in cooperation with the ball screws 13, and the lifting frame 10 is further provided with.

Inductive switches 22 corresponding to the limiting plates 23 are arranged at the top and the bottom of the doorpost 4, the limiting plates 23 on the lifting fork group 2 are respectively sensed by the inductive switches 22 in a non-contact mode and then stop lifting, and damage to the ball screw 13 and the screw nut 21 caused by over-travel lifting can be avoided.

The electric control box group 3 is internally provided with a lithium iron phosphate battery 18, a built-in lithium battery charger 19 and a motor driver 20, so that the electric control box is convenient for a customer to charge and use, and the rotating speed of the motor can be changed by adjusting some parameters on the motor driver 20, thereby adjusting the lifting speed.

The universal caster 7 is all equipped with to

door seat group

5 and 6 bottom outer ends of platen, and the universal caster 7 of platen bottom is greater than the universal caster 7 of door seat group bottom, provides the support of vehicle and goods load, and whole car turns to the performance fine, and the universal caster 7 of platen bottom is furnished with brake equipment 8, before the goods goes up and down, through stepping on brake equipment 8, can prevent that the vehicle from sliding, guarantees the security.

The deep groove ball bearings are assembled in the idler wheels 11, the needle bearings are assembled in the lateral wheels 12, the rotating performance of the idler wheels and the needle bearings is good, and the stability of goods in the lifting process is guaranteed.

This fork truck motorcycle type is small and exquisite, is applicable to the space less, the higher region of the clean degree requirement of environment, during the use, puts the goods on fork 9, and the starter motor drives ball screw 13 through transmission shaft 16 and shaft coupling 17 and rotates, and screw-nut 21 then drives whole lift fork group 2 and rises to required height, then takes out the goods and stacks, and the motor reversal, the lift fork group 2 resets downwards, and is so repeated.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Electronic screw drive of lightweight heap high car, its characterized in that: the lifting pallet fork assembly comprises a frame set (1), a lifting pallet fork set (2) and an electric control box set (3), wherein the frame set (1) comprises a door post (4), a door seat set (5) and a bedplate (6), the bedplate (6) is positioned at the top of the door seat set (5), the door post (4) is positioned at the top of the bedplate (6), the door post and the bedplate are connected through a fastener, the electric control box set (3) is further arranged on the bedplate (6), the electric control box set (3) is positioned at the bottom of the bedplate (6) and fixedly provided with a motor (15), a motor shield (24) is arranged outside the motor (15), a rotating shaft of the motor (15) is connected with a transmission shaft (16) positioned in the door post (4) through a flat key, the transmission shaft (16) is connected with a ball screw rod (13) through a coupler (17), the lifting pallet fork set (2) is arranged on the ball screw rod (13), and the head of the ball screw rod (13) is connected through a bearing seat (, an upper angular contact ball bearing and a lower angular contact ball bearing are arranged in the bearing seat (14).

2. The portable electric screw rod transmission fork truck according to claim 1, characterized in that: lift fork group (2) including fork (9), crane (10), gyro wheel (11), side direction wheel (12) and screw-nut (21), fork (9) install the bottom at crane (10) through the fastener, crane (10) both sides two sets of gyro wheel (11) and side direction wheel (12) about being equipped with respectively, two sets of gyro wheel (11) between be equipped with screw-nut (21) on crane (10), screw-nut (21) and ball screw (13) cooperation installation, crane (10) on still be equipped with limiting plate (23).

3. The portable electric screw rod transmission fork truck according to claim 1, characterized in that: the top and the bottom of the door post (4) are provided with inductive switches (22).

4. The portable electric screw rod transmission fork truck according to claim 1, characterized in that: the electric control box group (3) is internally provided with a lithium iron phosphate battery (18), a built-in lithium battery charger (19) and a motor driver (20).

5. The portable electric screw rod transmission fork truck according to claim 1, characterized in that: the door base assembly is characterized in that universal casters (7) are arranged at the outer ends of the bottoms of the door base assembly (5) and the bedplate (6), the universal casters (7) at the bottom of the bedplate (6) are larger than the universal casters (7) at the bottom of the door base assembly (5), and the universal casters (7) at the bottom of the bedplate (6) are provided with brake devices (8).

6. The portable electric screw rod transmission fork truck according to claim 2, characterized in that: deep groove ball bearings are assembled in the rolling wheels (11), and needle bearings are assembled in the lateral wheels (12).