CN217996716U

CN217996716U - Fork with auxiliary bearing wheel

Info

Publication number: CN217996716U
Application number: CN202222307364.7U
Authority: CN
Inventors: 罗腾彬; 涂苏楼
Original assignee: Linde China Forklift Truck Corp Ltd
Current assignee: Linde China Forklift Truck Corp Ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2022-12-09
Anticipated expiration: 2032-08-30

Abstract

The utility model relates to a fork truck technical field discloses a fork with supplementary bearing wheel. It includes: the fork arm carrier assembly is used for bearing goods and protecting internal parts of the fork, the driving mechanism, the transmission mechanism and the bearing mechanism are installed on the inner side of the fork arm carrier assembly, and the bearing mechanism is used for balancing and coordinating the weight of the fork arm carrier assembly and a bearing vehicle body. The fork head of the fork can be operated efficiently and flexibly by adopting the matching among the driving mechanism, the transmission mechanism, the bearing mechanism and the fork frame assembly, the fork head of a longer fork head can be balanced, the deformation and the like can be prevented through the bearing mechanism, the lifting and the falling of the bearing mechanism can be easily operated and adjusted through the transmission mechanism, and the application range is wide.

Description

Fork with auxiliary bearing wheel

Technical Field

The utility model relates to a fork truck technical field, concretely relates to fork with supplementary bearing wheel.

Background

Nowadays, the rapid operation of internal trade and external trade drives the rapid development of modern warehousing industry. Warehousing is used to store goods, which need to be stacked in order to make better use of the space area, with forklifts as the vehicles for handling and stacking. The fork heads of the traditional forklift are short and small, and for carrying large objects, a part of the large objects are suspended in the air, so that great potential safety hazards are caused.

The front part of the existing fork is provided with a fixed bearing wheel, the distance between the fixed bearing wheel and the foremost end of the fork is generally within 188mm, according to the conventional specification, when a user selects a fork with the length exceeding 2 meters, the fork needs to be lengthened, and for a fork point head with the length of 188mm, the distance between the center of the bearing wheel and the front end of the fork point is short, so that the distance between the root part of the fork and the bearing wheel is far, the fork is lengthened, the phenomenon that the weight of goods cannot be borne can occur, and therefore the fork of the fork point with the length of 188mm has no great effect.

The traditional fork is improved to suitable specification configuration as necessary, generally needs to dispose 588 mm's fork point, and to 588 mm's fork point, its bearing wheel center is longer apart from fork point front end distance, when electing 588mm fork point, because the unsettled distance of bearing wheel front end is longer, the fork point is out of shape easily. In many aspects, the existing fork tip mechanism cannot meet the requirements of large-size goods, and has poor safety, poor carrying effect, poor carrying stability and the like.

Accordingly, the existing forks are subject to further improvement in response to the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the current fork yielding when carrying the thing, carrying the thing effect poor, the security poor and carry the thing operation inflexible scheduling problem.

Through rationalizing the design to the fork:

(1) The fork head of the fork can be efficiently and flexibly operated by adopting the matching among the driving mechanism, the transmission mechanism, the bearing mechanism and the fork frame assembly, the fork head of a longer fork can be balanced, prevented from deforming and the like through the bearing mechanism, and the lifting and the falling of the bearing mechanism can be easily operated and adjusted through the transmission mechanism.

(2) Through the push rod, the push rod bearing, supplementary push rod and supplementary bearing wheel, first jib, cooperation between bearing wheel and the second jib, can realize the support that the second grade bore, realize safe and reliable's fork and carry the thing, supplementary bearing wheel and the rising and falling of bearing wheel, the removal of the fork of being convenient for is used, supplementary bearing wheel and bearing wheel descend when needing, supplementary bearing wheel and bearing wheel rise when not needing, avoid supplementary bearing wheel and ground or other object contact, influence the removal and the balance etc. of fork.

The technical scheme of the utility model is specifically as follows:

a fork with an auxiliary load wheel, the fork comprising: actuating mechanism, drive mechanism, load-bearing mechanism and fork frame assembly, actuating mechanism connects drive mechanism, actuating mechanism is used for the drive mechanism's motion, drive mechanism connects load-bearing mechanism, drive mechanism's motion drive load-bearing mechanism's rising and falling, the fork frame assembly forms the face of fork, just the fork frame assembly is used for bearing the weight of goods and protection fork internals, install the inboard of fork frame assembly actuating mechanism, drive mechanism and load-bearing mechanism, load-bearing mechanism is used for balancing and coordinating the fork frame assembly to and bear automobile body weight.

Furthermore, the driving mechanism comprises a driving machine, a lifting cylinder, a frame bearing seat and a lifting shaft assembly, the driving machine is connected with the lifting cylinder, the lifting cylinder is connected with the frame bearing seat, the frame bearing seat is connected with the lifting shaft assembly, and the lifting shaft assembly is connected with the transmission mechanism.

Furthermore, a support rod is arranged on the driving machine and connected with the lifting cylinder.

Further, the lifting cylinder is selected from a lifting oil cylinder.

Furthermore, the lifting shaft assembly comprises a lifting shaft support lug and a lifting shaft lever, one end of the lifting shaft support lug is connected to the frame bearing seat, the other end of the lifting shaft support lug is connected to the lifting shaft lever, and the lifting shaft lever is connected to the transmission mechanism.

Further, drive mechanism includes push rod, push rod bearing and auxiliary push rod, actuating mechanism connects the push rod, the push rod is connected the push rod bearing, the push rod bearing is connected auxiliary push rod, the push rod bearing with auxiliary push rod all installs bearing mechanism.

Furthermore, one end of the lifting shaft is fixedly connected with the lifting shaft support lug, and the other end of the lifting shaft is rotatably connected with the push rod.

Further, the push rod and the auxiliary push rod are square tubes.

Further, the lower surface of the push rod bearing is provided with two arc-shaped grooves, and the arc-shaped grooves are used for yielding the bearing mechanism.

Further, the tail end of the auxiliary push rod is provided with an arc-shaped groove, and the arc-shaped groove is used for yielding the bearing mechanism.

Further, the lifting of the bearing mechanism is the track of an arc line.

Further, the bearing mechanism comprises an auxiliary bearing wheel, a first suspender, a bearing wheel and a second suspender, wherein the bearing end of the first suspender is rotatably connected with the auxiliary bearing wheel, the movable end of the first suspender is rotatably connected with the push rod bearing, the movable end of the second suspender is rotatably connected with the auxiliary push rod, and the bearing end of the second suspender is rotatably connected with the bearing wheel.

Furthermore, the auxiliary bearing wheels are symmetrically arranged on the first suspender by taking the corresponding push rods as symmetrical axes.

Further, the fork carriage assembly comprises a support and a plate, and the driving mechanism, the transmission mechanism, the bearing mechanism and the plate are mounted on the support.

Further, the support and the plate are fixedly connected.

Further, the plate includes bottom plate and side panel spare, the support includes bottom support and side support, the bottom plate with bottom leg joint, side panel spare with side leg joint, bottom plate and side panel spare are fixed connection, and/or bottom support and side support are fixed connection.

Furthermore, a reinforcing rib is arranged on the bottom plate.

Further, the bottom plate comprises a first bottom plate and a second bottom plate, the bottom support comprises a first bottom support and a second bottom support, the first bottom plate and the first bottom support form a fork body, and the second bottom plate and the second bottom support form another fork body.

Furthermore, one fork body and the other fork body are symmetrically arranged.

Advantageous effects

The utility model discloses a rationalize the design to the fork, compare with prior art:

(1) By adopting the matching among the driving mechanism, the transmission mechanism, the bearing mechanism and the fork frame assembly, the fork head of the fork can be operated efficiently and flexibly, the fork head of a longer fork can be balanced and prevented from deforming and the like through the bearing mechanism, and the lifting and the falling of the bearing mechanism can be easily operated and adjusted through the transmission mechanism.

(3) The fork has ingenious design and can be widely applied to the fork with the lengthened fork point.

Drawings

Fig. 1 is a schematic structural view of a fork with an auxiliary carrier wheel according to the present invention.

Fig. 2 is a schematic diagram of a fork-less fork carriage assembly having forks with auxiliary load wheels according to the present invention.

Fig. 3 is a schematic view of the structure of the fork with the auxiliary carrier wheel for supporting the carrier wheel.

Fig. 4 is a schematic view of the structure of the fork with auxiliary carrier wheel of the present invention.

Reference numbers: 01. a strut; 02. lifting the oil cylinder; 03. a frame bearing seat; 04. lifting a shaft support lug; 05. a hoisting shaft lever; 06. a movable member; 07. a bearing seat; 08. a push rod; 09. reinforcing ribs; 10. an auxiliary bearing fixing seat; 11. a first boom; 12. a push rod bearing; 13. an auxiliary push rod; 14. a main bearing fixing seat; 15. a load wheel; 16. a second boom; 17. an auxiliary load wheel; 1. a side panel member; 2. a bottom plate; 3. a fork tip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a fork with an auxiliary load wheel is shown.

Example (b): the fork includes: the fork arm carrier assembly is used for bearing goods and protecting internal parts of the fork, the driving mechanism, the transmission mechanism and the bearing mechanism are installed on the inner side of the fork arm carrier assembly, and the bearing mechanism is used for balancing and coordinating the fork arm carrier assembly and bearing the weight of a truck body.

The drive mechanism comprises a drive machine (not shown in the figure), two lifting oil cylinders 02, a frame bearing seat 03, two lifting shaft support lugs 04 and a lifting shaft rod 05, the transmission mechanism comprises two push rods 08, two push rod bearings 12 and two auxiliary push rods 13, the bearing mechanism comprises four auxiliary bearing wheels 17, two first suspension rods 11, two bearing wheels 15 and two second suspension rods 16, and the fork frame assembly comprises a bottom plate 2, a side plate part 1, a bottom support and a side support;

wherein, two supporting rods 01 are arranged on the driving machine, the end part of a piston rod of each lifting oil cylinder 02 is rotatably connected with the supporting rods 01 through a driving shaft, each supporting rod 01 is connected with a side bracket through a driving shaft, the end part of a cylinder barrel of each lifting oil cylinder 02 is movably connected with one end part of a frame bearing seat 03, the other end part of the frame bearing seat 03 is movably connected with the corresponding end part of each lifting shaft lug 04, the other end part of each lifting shaft lug 04 is fixedly connected on a lifting shaft lever 05, the two end parts of the lifting shaft lever 05 are rotatably connected on a bearing seat 07, the bearing seat 07 is fixedly connected on the end part of the side panel part 1, a transmission group which moves axially is also rotatably connected on the lifting shaft lever 05, the movement of the lifting shaft lugs 04 can drive the lifting shaft lever 05 to rotate, the lifting shaft lever 05 can drive the transmission group to move, the transmission group comprises two push rods 08, two push rod bearings 12 and two auxiliary push rods 13, one end of each push rod 08 is connected with a corresponding moving part 06, the moving part 06 is rotatably connected on a lifting shaft lever 05, the other end of each push rod 08 is fixedly connected with one end of a corresponding push rod bearing 12, the middle part of each push rod bearing 12 and one end of a first suspender 11 are rotatably connected on a corresponding rotating shaft sleeve pipe through corresponding push rod rotating shafts, the other pipe of the rotating shaft sleeve pipe and the other end of the first suspender 11 are rotatably connected on an auxiliary bearing fixing seat 10 through auxiliary shafts, the auxiliary bearing fixing seat 10 is fixedly connected on the inner side of a bottom plate 2, two auxiliary bearing wheels 17 are installed on the first suspender 11, the other end of each push rod bearing 12 is connected with one end of a corresponding auxiliary push rod 13, the other end of the auxiliary push rod 13 and one end of a second suspender 16 are rotatably connected on a corresponding second rotating shaft sleeve pipe through corresponding second push rod rotating shafts, another pipe of this second pivot sleeve pipe and another tip of second jib all rotate to be connected on main bearing fixing base 14 through the second auxiliary shaft, and main bearing fixing base 14 is installed in the inboard of bottom plate 2, and this second jib 16 rotates and connects and bear wheel 15, bottom support fixed connection bottom plate 2, and bottom plate 2 has longer prong 3, and side panel spare 1 is installed on the side support, and the inboard at bottom plate 2 is installed to strengthening rib 09.

The utility model discloses an implement the principle: referring to fig. 1-4, the lift cylinder is lifted → the lift shaft is driven by the frame bearing → the push rod is moved → the first suspension rod is driven by the push rod bearing and the bolt (push rod rotating shaft, auxiliary shaft) → the auxiliary carrier wheel is lifted → the auxiliary push rod is driven by the push rod bearing → the second suspension rod is driven by the auxiliary push rod and the bolt (second push rod rotating shaft, second auxiliary shaft) → the carrier wheel is lifted; and otherwise, the auxiliary bearing wheels and the bearing wheels are descended.

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

1. A fork having an auxiliary load wheel, the fork comprising: actuating mechanism, drive mechanism, load-bearing mechanism and fork frame assembly, actuating mechanism connects drive mechanism, actuating mechanism is used for the drive mechanism's motion, drive mechanism connects load-bearing mechanism, drive mechanism's motion drive load-bearing mechanism's rising and falling, the fork frame assembly forms the face of fork, just the fork frame assembly is used for bearing the weight of goods and protection fork internals, install the inboard of fork frame assembly actuating mechanism, drive mechanism and load-bearing mechanism, load-bearing mechanism is used for balancing and coordinating the fork frame assembly to and bear automobile body weight.

2. The fork of claim 1, wherein the drive mechanism comprises a drive machine, a lift cylinder, a frame bearing mount, and a lift axle assembly, the drive machine being coupled to the lift cylinder, the lift cylinder being coupled to the frame bearing mount, the frame bearing mount being coupled to the lift axle assembly, the lift axle assembly being coupled to the transmission mechanism.

3. A fork as claimed in claim 2, wherein the lift cylinder is selected from lift cylinders.

4. The fork as claimed in claim 2, wherein the lift axle assembly comprises a lift axle lug and a lift axle rod, one end of the lift axle lug is connected to the frame bearing seat, the other end of the lift axle lug is connected to the lift axle rod, and the drive mechanism is connected to the lift axle rod.

5. The fork of claim 1, wherein the transmission mechanism comprises a push rod, a push rod bearing and an auxiliary push rod, the driving mechanism is connected with the push rod, the push rod is connected with the push rod bearing, the push rod bearing is connected with the auxiliary push rod, and the bearing mechanism is mounted on both the push rod bearing and the auxiliary push rod.

6. The fork of claim 5, wherein the load mechanism comprises an auxiliary load wheel, a first boom, a load wheel, and a second boom, wherein a load end of the first boom is pivotally connected to the auxiliary load wheel, a free end of the first boom is pivotally connected to the push rod bearing, a free end of the second boom is pivotally connected to the auxiliary push rod, and a load end of the second boom is pivotally connected to the load wheel.

7. The fork with auxiliary load wheel of claim 1, wherein the fork carriage assembly comprises a bracket and a plate, the bracket having the drive mechanism, the transmission mechanism, the load bearing mechanism and the plate mounted thereon.

8. The fork of claim 7, wherein the bracket is fixedly attached to the plate.

9. The pallet fork with the auxiliary load wheel of claim 7, wherein the plate member comprises a bottom plate member and a side plate member, the bracket comprises a bottom bracket and a side bracket, the bottom plate member is connected with the bottom bracket, the side plate member is connected with the side bracket, the bottom plate member and the side plate member are fixedly connected, and/or the bottom bracket and the side bracket are fixedly connected.

10. The fork of claim 9, wherein the bottom plate comprises a first bottom plate and a second bottom plate, and the bottom bracket comprises a first bottom bracket and a second bottom bracket, the first bottom plate and the first bottom bracket forming one fork and the second bottom plate and the second bottom bracket forming the other fork.