CN212315414U

CN212315414U - High-stability safety fork lift

Info

Publication number: CN212315414U
Application number: CN202020209975.6U
Authority: CN
Inventors: 王一丰; 王应杰
Original assignee: Zhejiang Jingdian Cnc Equipment Co ltd
Current assignee: Zhejiang Jingdian Cnc Equipment Co ltd
Priority date: 2020-02-26
Filing date: 2020-02-26
Publication date: 2021-01-08
Anticipated expiration: 2030-02-26

Abstract

The utility model discloses a high stable safe forklift, include coexistence post, drive frame, be no less than a hoisting frame. The upright post is provided with a lifting slide rail, and two sides of the lifting frame are respectively connected with the two lifting slide rails in a sliding manner up and down; a counterweight is arranged in one of the upright posts, a driving shaft is rotatably arranged at one end of the driving frame close to the upright post, a driving wheel set is arranged on the driving shaft, the driving shaft is in transmission connection with a lifting driving motor, the lifting driving motor is arranged on the driving frame, and a driven wheel set is rotatably arranged at the other end of the driving frame; each lifting frame is provided with a first driving chain and a second driving chain, one end of each driving chain is connected with a counterweight and wound on the driving wheel set, and the other end of each driving chain is connected with one side of each lifting frame, which is close to the counterweight; one end of the driving chain II is connected with the counterweight and sequentially passes through the driving wheel set and the driven wheel set, and the other end of the driving chain II is connected with the other side of the lifting frame far away from the counterweight; each lifting frame is also provided with a telescopic fork mechanism. The structure has small space and high stability, and can accurately capture products and control the production beat.

Description

High-stability safety fork lift

Technical Field

The utility model relates to an assembly line moves and carries equipment, especially relates to a high stable safe forklift.

Background

When the existing automobile manufacturing industry needs to move the wire, the automobile manufacturing industry mostly adopts a driving mode, the occupied space is large, the efficiency is low, the rhythm is not compact, manual operation is needed, the purpose of automatically moving the wire is difficult to achieve, and the labor cost is increased. Therefore, it is urgently needed to design a high-stability safety forklift to quickly, accurately and stably move a target product from one line to another line, and implement automatic operation and seamless butt joint.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome above-mentioned problem, and provide a high stable safe forklift.

The technical scheme of the utility model is that: high stable safe forklift, including the coexistence post, erect at the drive frame at coexistence post top, be no less than a hoisting frame, its characterized in that: the lifting frame is characterized in that the upright post is provided with a lifting slide rail extending along the length direction, and two sides of the lifting frame are respectively connected with the two lifting slide rails in a vertically sliding manner; a counterweight is arranged in one of the upright posts, a driving shaft is rotatably arranged at one end, close to the upright post, of the driving frame, a driving wheel set is sleeved on the driving shaft, the driving shaft is in transmission connection with a lifting driving motor, the lifting driving motor is fixed on the driving frame, and a driven wheel set is rotatably arranged at the other end of the driving frame; each lifting frame is provided with a first driving chain and a second driving chain, one end of the first driving chain is connected with the counterweight and wound on the driving wheel set, and the other end of the first driving chain is connected with one side of the lifting frame close to the counterweight; one end of the driving chain II is connected with the counterweight and sequentially passes through the driving wheel set and the driven wheel set, and the other end of the driving chain II is connected with the other side, far away from the counterweight, of the lifting frame; each lifting frame is also provided with a telescopic fork mechanism.

Borrow by the utility model discloses, this structure bears target article through flexible fork mechanism, drive lift driving motor drives the driving shaft, driving wheel group and driven wheel group are rotatory, driving chain one slides along with driving wheel group, driving chain two is along driving wheel group, driven wheel group slides, the weight part descends or rises perpendicularly is passed through to the one end of two driving chains, the other end drives the hoisting frame and rises or descends along the lift slide rail, drive hoisting frame and flexible fork mechanism reachs certain horizontal position from this, realize with article accuracy from a line transfer to another line.

Further, in the high-stability safety forklift of the present invention, the number of the lifting frames is two.

Further, in the high-stability safety forklift of the present invention, the retractable fork mechanism includes two symmetrically disposed retractable forks, wherein the retractable forks include an upper fork, a middle fork and a lower fork, the lower fork is fixed on the lifting frame, the middle fork is slidably disposed on the lower fork, and the upper fork is slidably disposed on the middle fork; the telescopic driving mechanism is characterized in that a first gear set and a lower fork rack are arranged on the lower fork, a middle fork rack and a second gear set are arranged on the middle fork, an upper fork tooth strip is arranged on the upper fork, the first gear set is meshed with the middle fork rack, the second gear set is arranged between the lower fork rack and the upper fork tooth strip and is meshed with the lower fork rack and the upper fork tooth strip simultaneously, and the first gear set is in transmission connection with a telescopic driving motor. The structure adopts three-stage telescopic forks, can synchronously extend outwards or contract inwards to bear and transfer articles, and has long overall outwards telescopic length. When the telescopic driving motor operates, the first gear set rotates to drive the middle fork gear to move in a meshing and translating mode, the middle fork slides and stretches relative to the lower fork, and at the moment, the middle fork gear rotates along with the lower fork through the meshing effect of the middle fork gear and the lower fork teeth, so that the upper fork teeth are driven to move in a meshing and translating mode, and the upper fork slides and stretches relative to the middle fork.

Further, high stable safety fork lift in, first gear train is connected with the drive shaft, links to each other and one of them actuating shaft connection driving motor through universal joint between the drive shaft of two flexible forks. Only one telescopic driving motor is needed as a driving source, and synchronous telescopic of the two telescopic forks can be realized.

Further, high stable safety fork lift in, first gear train include the flexible drive gear that links to each other with flexible driving motor and two drive gear one that are located flexible drive gear both sides respectively, two drive gear one simultaneously with flexible drive gear meshing.

Further, in the high-stability safety forklift of the present invention, the second gear set includes two second transmission gears and a plurality of idlers engaged with the second transmission gears, wherein the lower edges of the second transmission gears are engaged with the lower fork rack, and the upper edges of the second transmission gears are engaged with the upper fork rack.

Further, high stable safety fork lift in, still be equipped with a stand-by motor on the drive frame, improve the durability of this structure.

Further, high stable safety fork lift in, be equipped with stroke sensing element on the lift slide rail, stroke sensing element and lift driving motor electric connection. In order to accurately position and control, an inductive switch and a program control mode are utilized to accurately capture a target product and control the production beat.

The utility model has the advantages that:

1. the utility model discloses simple structure, reasonable in design adopts the form that oscilaltion rack construction and flexible fork combined to realize the seamless butt joint between two lines, compares in traditional driving transport, and the space occupies more small and exquisite, and the structure is more compact, and structural stability is higher, and the lift of operation process, flexible move carry all through automated control, can accurate location, have effectively alleviateed intensity of labour, are showing and have improved production efficiency.

2. The utility model discloses a lift driving motor drives the driving wheel group rotation, combines the balancing act of counterweight, transmits same power for the hoisting frame both sides through driving chain one, driving chain two respectively, realizes that both sides slide from top to bottom along the synchronization of lift slide rail, is showing the stationarity that improves the lift, effectively reduces equipment noise that moves.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic top view of the present invention.

Fig. 3 is a schematic view of a partial structure of the telescopic fork of the present invention.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings:

referring to fig. 1 and 2, the high-stability safety forklift of the present embodiment includes two vertical columns 1, a driving frame 2 erected on the tops of the two vertical columns 1, and at least one lifting frame 3, where the number of the lifting frames 3 is two. The upright post 1 is provided with a lifting slide rail 4 extending along the length direction, and two sides of the lifting frame 3 are respectively connected with the two lifting slide rails 4 in a vertically sliding manner; a weight member 5 is arranged in one of the upright posts 1, a driving shaft is rotatably arranged at one end, close to the upright post 1, of the driving frame 2, a driving wheel set 6 is sleeved on the driving shaft, the driving shaft is in transmission connection with a lifting driving motor 7, the lifting driving motor 7 is fixed on the driving frame 2, and a driven wheel set 8 is rotatably arranged at the other end of the driving frame 2; the driving frame 3 is also provided with a standby motor 9. And a stroke sensing element is arranged on the lifting slide rail 4 and is electrically connected with the lifting driving motor 7. Each lifting frame 3 is provided with a first driving chain 10 and a second driving chain 11, one end of the first driving chain 10 is connected with the counterweight 5 and wound on the driving wheel set 6, and the other end of the first driving chain is connected with one side of the lifting frame 3 close to the counterweight 5; one end of the second driving chain 11 is connected with the counterweight 5 and sequentially goes around the driving wheel set 6 and the driven wheel set 8, and the other end of the second driving chain is connected with the other side, far away from the counterweight 5, of the lifting frame 3.

Referring to fig. 3, a telescopic fork mechanism 12 is further provided on each of the lifting frames 3. The telescopic fork mechanism 12 comprises two telescopic forks 13 which are symmetrically arranged, wherein the telescopic forks 13 comprise an upper fork 14, a middle fork 15 and a lower fork 16, the lower fork 16 is fixed on the lifting frame 3, the middle fork 15 is arranged on the lower fork 16 in a sliding manner, and the upper fork 14 is arranged on the middle fork 15 in a sliding manner; the lower fork 16 is provided with a first gear set 17 and a lower fork rack 18, the middle fork 15 is provided with a middle fork rack 19 and a second gear set 20, the upper fork 14 is provided with an upper fork rack 21, the first gear set 17 is meshed with the middle fork rack 19, the second gear set 20 is positioned between the lower fork rack 18 and the upper fork rack 21 and is simultaneously meshed with the lower fork rack 18 and the upper fork rack 21, and the first gear set 17 is in transmission connection with a telescopic driving motor 22. The first gear set 17 is connected with a driving shaft, the driving shafts of the two telescopic forks are connected through a universal coupling 23, and one of the driving shafts is connected with a telescopic driving motor 22. The first gear set 17 includes a telescopic driving gear connected to the telescopic driving motor 22 and two first transmission gears respectively located at two sides of the telescopic driving gear, and the two first transmission gears are engaged with the telescopic driving gear at the same time. The second gear set 20 comprises two second transmission gears and a plurality of idle gears in transmission fit between the two second transmission gears, wherein the lower edges of the second transmission gears are meshed with the lower fork tooth strip 18, and the upper edges of the second transmission gears are meshed with the upper fork tooth strip 21.

The specific embodiments described herein are merely illustrative of the principles of the present invention and its efficacy, and are not intended to limit the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Therefore, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical idea of the present invention shall be covered by the claims of the present invention.

Claims

1. High stable safety fork lift includes the coexistence post, erects at the drive frame at coexistence post top, is no less than a hoisting frame, its characterized in that: the lifting frame is characterized in that the upright post is provided with a lifting slide rail extending along the length direction, and two sides of the lifting frame are respectively connected with the two lifting slide rails in a vertically sliding manner; a counterweight is arranged in one of the upright posts, a driving shaft is rotatably arranged at one end, close to the upright post, of the driving frame, a driving wheel set is sleeved on the driving shaft, the driving shaft is in transmission connection with a lifting driving motor, the lifting driving motor is fixed on the driving frame, and a driven wheel set is rotatably arranged at the other end of the driving frame; each lifting frame is provided with a first driving chain and a second driving chain, one end of the first driving chain is connected with the counterweight and wound on the driving wheel set, and the other end of the first driving chain is connected with one side of the lifting frame close to the counterweight; one end of the driving chain II is connected with the counterweight and sequentially passes through the driving wheel set and the driven wheel set, and the other end of the driving chain II is connected with the other side, far away from the counterweight, of the lifting frame; each lifting frame is also provided with a telescopic fork mechanism.

2. A highly stable safety forklift as claimed in claim 1, wherein: the lifting frame is two.

3. A highly stable safety forklift as claimed in claim 1, wherein: the telescopic fork mechanism comprises two telescopic forks which are symmetrically arranged, wherein each telescopic fork comprises an upper fork, a middle fork and a lower fork, the lower fork is fixed on the lifting frame, the middle fork is arranged on the lower fork in a sliding manner, and the upper fork is arranged on the middle fork in a sliding manner; the telescopic driving mechanism is characterized in that a first gear set and a lower fork rack are arranged on the lower fork, a middle fork rack and a second gear set are arranged on the middle fork, an upper fork tooth strip is arranged on the upper fork, the first gear set is meshed with the middle fork rack, the second gear set is arranged between the lower fork rack and the upper fork tooth strip and is meshed with the lower fork rack and the upper fork tooth strip simultaneously, and the first gear set is in transmission connection with a telescopic driving motor.

4. A highly stable safety forklift as claimed in claim 3, wherein: the first gear set is connected with a driving shaft, the driving shafts of the two telescopic forks are connected through a universal coupling, and one driving shaft is connected with a telescopic driving motor.

5. A highly stable safety forklift as claimed in claim 3, wherein: the first gear set comprises a telescopic driving gear connected with the telescopic driving motor and two first transmission gears respectively located on two sides of the telescopic driving gear, and the two first transmission gears are meshed with the telescopic driving gear simultaneously.

6. A highly stable safety forklift as claimed in claim 3, wherein: the second gear set comprises two second transmission gears and a plurality of idle gears which are in transmission fit between the two second transmission gears, wherein the lower edges of the second transmission gears are meshed with the lower fork tooth strip, and the upper edges of the second transmission gears are meshed with the upper fork tooth strip.

7. A highly stable safety forklift as claimed in claim 1, wherein: and the driving frame is also provided with a standby motor.

8. A highly stable safety forklift as claimed in claim 1, wherein: and a stroke sensing element is arranged on the lifting slide rail and is electrically connected with the lifting driving motor.