CN217921337U

CN217921337U - Tipping bucket device based on forklift transportation

Info

Publication number: CN217921337U
Application number: CN202221509886.9U
Authority: CN
Inventors: 金小星
Original assignee: Jiangsu Kairui Intelligent Technology Co ltd
Current assignee: Jiangsu Kairui Intelligent Technology Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-11-29
Anticipated expiration: 2032-06-17

Abstract

The utility model relates to a tipping bucket device based on forklift transportation for transport and upset, its characterized in that to the turnover case of depositing the material: the turnover mechanism comprises a moving trolley, a turnover frame and a turnover frame driving mechanism, wherein a pair of turnover guide rails with arc-shaped turnover sections are arranged on the moving trolley, the moving trolley is provided with the turnover frame for placing a turnover box, the upper part of the turnover frame is provided with a guide wheel set embedded into the turnover guide rails, the middle part of the turnover frame is hinged with a walking wheel fixing plate, and a walking wheel set embedded into the turnover guide rails is arranged on the walking wheel fixing plate; the movable trolley is also provided with a roll-over stand driving mechanism for driving the roll-over stand to lift and turn. The utility model has the advantages that: the single roll-over stand driving mechanism drives the roll-over stand to move along the extending direction of the turning guide rail to realize lifting and turning actions, two independent mechanisms are not needed to realize the lifting and turning actions, the complexity and the cost of the mechanism are reduced, the roll-over is smooth and does not shake, and the safety and the reliability are high.

Description

Tipping bucket device based on forklift transportation

Technical Field

The utility model relates to a conveyor, in particular to tipping bucket device based on forklift transportation.

Background

At present, the in-process that involves the material turnover in short distance transportation place, the material is carried out short distance transportation and is shifted to mostly adopting based on fork truck's turnover device, and ordinary turnover device need rotate the turnover device when transporting the material and incline the material and pour into appointed device in.

For example, application No. 200810065304.0 discloses a component turning device, which comprises a fixing device and a turning mechanism, wherein the fixing device is used for fixing a component to be turned, the turning mechanism comprises a sleeving mechanism sleeved on a pair of fork teeth of a forklift and a driving mechanism arranged on the sleeving mechanism, the fixing device comprises a turning frame pivoted on the sleeving mechanism and a fixing mechanism arranged on the turning frame and used for fixing the component to be turned, and the driving mechanism is pivoted with the turning frame and drives the turning frame to turn.

Although the above prior art discloses tipping devices based on forklifts that can satisfy certain requirements, these tipping devices based on forklifts still have some drawbacks:

the turnover of the whole device needs to adopt an additional power system to drive the turnover device to rotate, and the structure of the device is complex; in order to prevent the turnover box from turning off from the forklift, hydraulic locking is adopted to provide additional locking power for a locking system of the turnover box; the container needs to be lifted from the ground by manpower to the platform, which wastes a great deal of manpower.

The following steps are repeated: patent application No. 201610183857.0 discloses an automatic turning device of material transfer case based on fork truck transportation, and this automatic turning device also installs on fork truck, and it includes a accommodate device and a turnover case accommodate device locking component that are used for placing material transfer case, still has at least a pair of upset pothook at turnover case accommodate device's front end. The front end of the receiving device for receiving materials is fixed with a turning shaft.

This automatic turning device relies on the hoist mechanism of fork truck self, promotes accommodate device and the turnover case in it to rely on the upset trip to catch on the trip shaft as the strong point, accommodate device and turnover case are rotatory round the pin joint of accommodate device and fork truck fork, need not additionally provide driving system on turning device and just can make the upset case realize automatic upset.

It also has certain problems: firstly, a turnover shaft must be additionally arranged on a receiving device needing to receive materials, which is troublesome; secondly, owing to need catch on the trip shaft of receiving device with accommodate device's upset trip, require very high, more importantly to the reliability of being connected of upset trip and axle then: because the turnover is realized by lifting of a forklift, the turnover process is not smooth and easy to shake, and potential safety hazards such as unhooking, hook breaking and the like are easily caused due to overlarge shaking amplitude; in addition, need the manual work to realize being connected and the safe locking of upset trip and axle, be unfavorable for realizing automatic commodity circulation.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an adopt independent drive to realize promoting and overturning action and safe and reliable's tipping bucket device based on forklift transportation.

In order to solve the technical problem, the utility model adopts the technical scheme that: tipping bucket device based on forklift transportation for transport and upset the turnover case of depositing the material, its innovation point lies in: the turnover mechanism comprises a moving trolley, a turnover frame driving mechanism and the moving trolley, wherein the moving trolley is provided with a rack for mounting the turnover frame, the rack is provided with a pair of turnover guide rails, and the turnover guide rails are composed of a lower vertical lifting section and an upper arc-shaped turnover section; the turnover frame is used for placing the turnover box, and the first side surface and the bottom surface of the turnover frame are provided with openings or channels which can allow the turnover box to horizontally enter the turnover frame; the top surface of the turnover frame is provided with a turnover box limiting structure for limiting a turnover box, and the bottom surface of the turnover frame is provided with a turnover box supporting structure for supporting the turnover box; the upper part of the second side surface of the turnover frame is provided with a guide wheel set embedded into a turnover guide rail, the middle part of the second side surface is hinged with a travelling wheel fixing plate, and the travelling wheel fixing plate is provided with a travelling wheel set embedded into the turnover guide rail; and the overturning frame driving mechanism is used for driving the overturning frame, the guide wheel set and the walking wheel set to move along the extending direction of the overturning guide rail so as to realize the lifting and overturning actions of the overturning frame.

The overturning guide rail with double molded lines is adopted and is connected with the overturning frame by adopting a specific structure, so that the overturning frame is driven by a single overturning frame driving mechanism to move along the extending direction of the overturning guide rail to realize lifting and overturning actions, two independent mechanisms are not needed for realizing the lifting and overturning actions, and the complexity and the cost of the mechanism are reduced; the whole roll-over stand is not required to be hinged with the bearing device through a hinge structure, and the hinged connection and unhooking are not required to be manually realized, so that the automatic operation is favorably realized; the overturning frame and the overturning guide rail are connected in a mode of combining the guide wheel set with the walking wheel set, and meanwhile, are combined in a chain type lifting mode, so that the overturning frame moves smoothly in a lifting and overturning stage, the overturning radius is small, shaking and shaking can be avoided particularly in the overturning stage, and the reliability of the device is greatly improved.

Preferably, the first side surface and the second side surface of the roll-over stand are opposite.

Preferably, in the initial state, the lower end of the walking wheel fixing plate is supported on a frame of the movable trolley.

Preferably, the traveling wheel group has two or more and extends in a vertical direction on the traveling wheel fixing plate.

Preferably, the driving mechanism of the roll-over stand comprises a lifting cylinder, a chain wheel and a traction chain, the lifting cylinder is vertically arranged, a cylinder body of the lifting cylinder is fixedly connected with a frame of the mobile trolley, and a piston rod of the lifting cylinder extends upwards and vertically; the chain wheel can be freely and rotatably arranged at the top end of a piston rod of the lifting cylinder, and the axial direction of the chain wheel is vertical to the axial line of the piston rod of the lifting cylinder; one end of the traction chain is fixedly connected with the frame of the movable trolley, and the other end of the traction chain is fixedly connected with the roll-over stand after bypassing the chain wheel meshed with the traction chain.

Preferably, the turnover box supporting structure is a telescopic supporting structure and comprises a pair of fixed supporting legs, telescopic supporting legs and a linear driving mechanism, wherein one end of each fixed supporting leg is fixed at the bottom of the turnover frame, and the other end of each fixed supporting leg faces the first side face; the inner side surface of the fixed supporting leg is provided with a guide supporting groove extending along the long axis direction; the telescopic supporting legs are arranged between the pair of fixed supporting legs, and supporting leg roller groups embedded into the guide supporting grooves are arranged on the telescopic supporting legs; the telescopic supporting legs are driven by a linear driving mechanism to extend or retract between the two fixed supporting legs under the guiding and supporting of the supporting leg roller group.

The first side face of the turnover frame is opposite to the second side face, so that the turnover box can smoothly enter and turn over from the side face of the whole robot when entering the turnover frame, and the space occupied by the whole robot in a production line channel is favorably reduced due to the structural characteristics of the turnover box; the walking wheel fixing plate is directly supported on the frame of the movable trolley, so that the support of the roll-over stand can be smoothly realized, and the walking wheel set can be arranged lower, so that the roll-over stand is more stable in the lifting stage.

In the utility model, the driving mechanism of the roll-over stand adopts the structure of chain transmission and lifting cylinder to drive the roll-over stand, the lifting cylinder can be smoothly arranged at one side of the mobile trolley, the inclined arrangement when an independent hydraulic cylinder is adopted is avoided, the space is saved and the overall height of the equipment is reduced; more importantly, the driving force of the lifting device can correspond to the moving direction of the roll-over stand at any time, so that the lateral force is reduced, the service life of the guide rail is prolonged, and the power of the lifting cylinder is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a tipping device based on forklift transportation in an embodiment of the present invention.

Fig. 2 is a schematic structural view of a mobile cart in the embodiment of the present invention.

Fig. 3 is a schematic view of the roll-over stand structure in the embodiment of the present invention.

Fig. 4 is the structure of the embodiment of the turnover box supporting structure at the bottom of the turnover frame in the embodiment of the present invention.

Fig. 5 is a front view of the tipping device based on forklift transportation according to the embodiment of the present invention.

Fig. 6 is a cross-sectional view taken along line B-B of fig. 5.

Fig. 7 is a cross-sectional view taken along line C-C of fig. 5.

Fig. 8 is a schematic structural view of a bucket tipping device based on forklift transportation at another view angle in an embodiment of the present invention.

Detailed Description

As shown in fig. 1, the utility model discloses a tipping bucket device based on forklift transportation for transport, promote and overturn to the turnover case of depositing the material, including travelling car 1, roll-over stand 2, roll-over stand actuating mechanism 3 and intelligent control case 4.

As shown in fig. 2, the mobile trolley 1 has a frame 11 for mounting the roll-over stand, and the bottom of the frame 11 is a C-shaped structure with an opening for facilitating the smooth entry of the turnover box; a pair of turnover guide rails 12 are arranged on the frame 11, each turnover guide rail is composed of a lower vertical lifting section and an upper arc-shaped turnover section, and a plurality of reinforcing cross beams 15 are arranged between the two turnover guide rails 12; the bottom of the frame 11 is provided with a roller 13 driven by power, and one side of the frame 11 is provided with a trolley pushing handle 14.

As shown in fig. 3, the roll-over stand 2 is used for placing the turnover box, and the first side surface and the bottom surface of the roll-over stand 2 are provided with an opening or a channel 21 which can allow the turnover box to horizontally enter the roll-over stand; the top surface of the roll-over stand 2 is provided with a turnover box limiting structure 22 for limiting the turnover box, in the embodiment, the whole outline of the roll-over stand is smaller than the outline of the top surface of the turnover box, or the width or the length of the roll-over stand is smaller than the width or the length of the turnover box, so that the roll-over box can be limited by the materials when the roll-over stand turns over, and the roll-over stand is provided with a guide inclined plate 23 for guiding the materials in the turnover box when the roll-over stand turns over. In addition, the turnover box can also be a turnover trolley convenient to move.

As shown in fig. 4, the bottom surface of the roll-over stand 2 has a container support structure 24 for supporting a container; in this embodiment, the supporting structure of the turnover box is a telescopic supporting structure which can be applied to turnover boxes of different sizes, and includes a pair of fixed supporting legs 241, a pair of telescopic supporting legs 242 and a linear driving mechanism 243, one end of each fixed supporting leg 241 is fixed at the bottom of the turnover frame 2, and the other end of each fixed supporting leg 241 faces to the first side; the inner side surface of the fixed support leg 241 is provided with a guide support groove extending along the long axis direction; the telescopic support leg 242 is disposed between the pair of fixed support legs 241, and support leg roller sets 244 fitted into the guide support grooves are installed on the telescopic support leg 242, and each support leg roller set 244 has a pair of rollers. The telescopic support leg 242 has a U-shaped configuration and is driven by a linear drive mechanism 243 to extend or retract between the two fixed support legs 241 under the guidance and support of the support leg roller set 244.

The utility model discloses in, roll-over stand 2 specifically does with the connected mode of upset guide rail 12:

as shown in fig. 5 and 6, an upper bracket extending outward is fixed on the upper portion of the second side of the roll-over stand 2 by bolts, a guide wheel set 25 embedded in the roll-over guide rail 12 is installed on the upper bracket, a lower bracket extending outward is fixed in the middle of the second side, a walking wheel fixing plate 26 is hinged on the lower bracket, and a walking wheel set 27 embedded in the roll-over guide rail 12 is installed on the walking wheel fixing plate 26. Because the middle part of roll-over stand is not the direct mount walking wheelset 27 for roll-over stand 2 promotes or the upset in-process under the direction of upset guide rail 12, can take place the relative rotation around the pin joint between walking wheel fixed plate 26 and the roll-over stand 2, and the entering that direction wheelset 25 and walking wheelset 27 can be relatively smooth or through arc upset section, is difficult for the jamming to cause and rocks, and the radius of overturning is little.

As a more detailed embodiment: the first side face and the second side face of the roll-over stand 2 are opposite to each other so as to realize the roll-over action and save the space. In the initial state, the lower end of the travel wheel fixing plate 26 is supported on the frame 11 of the traveling carriage 1, and two or more travel wheel sets 27 are provided and extend in the vertical direction on the travel wheel fixing plate 26.

And the roll-over stand driving mechanism 3 is used for driving the roll-over stand 2, the guide wheel set 25 and the travelling wheel set 27 to move along the extending direction of the turning guide rail so as to realize the lifting and turning actions of the roll-over stand.

In this embodiment, the driving mechanism of the roll-over stand is a compound driving mechanism, as shown in fig. 7 and 8, it includes a lifting cylinder 31, a chain wheel 32 and a drag chain 33, the lifting cylinder 31 is vertically arranged, the cylinder body of the lifting cylinder 31 is fixedly connected with the frame 11 of the mobile cart 1, and the piston rod of the lifting cylinder 31 extends upwards and vertically; the chain wheel 32 is freely rotatably arranged at the top end of the piston rod of the lifting cylinder 31, and the axial direction of the chain wheel 32 is vertical to the axial line of the piston rod of the lifting cylinder 31; one end of the drag chain 33 is fixedly connected with the frame 11 of the mobile trolley 1, and the other end of the drag chain 33 is fixedly connected with the roll-over stand 2 after passing around the chain wheel 32 engaged with the drag chain. The lifting cylinder can be a hydraulic cylinder, an electric push rod, an electric cylinder and other linear driving mechanisms, and the details are not repeated here. The chain wheel and the traction chain can be replaced by synchronous belts and steel wire ropes for traction.

In addition, in this embodiment, a double-chain transmission is adopted, a horizontal rod 35 is fixed at the top end of a piston rod of the lifting cylinder 31, chain wheels 32 are installed at two ends of the horizontal rod 35 through bearing assemblies, two traction chains 33 are respectively meshed with the two chain wheels 32, the two ends are respectively connected with the movable trolley and the roll-over stand, and an adjustable threaded structure 34 is adopted at the joint of the end part of the traction chain 33 and the movable trolley and the roll-over stand, so that tensioning adjustment can be performed after long-time use.

The utility model discloses in, the travelling car is AGV intelligent movement dolly, and intelligent control case 4 sets up in the side of travelling car 1 for control travelling car march, stop and promote, action such as upset, its built-in processing control unit, signal reception unit, signal transmission unit, and remove guide module, orientation module etc..

The working principle is as follows:

the moving trolley moves to one side of the turnover box through the positioning module, so that the first side face of the moving trolley is opposite to the turnover box; the movable trolley moves towards the turnover box, and the turnover box enters the turnover frame by utilizing the opening and the channel on the turnover frame;

a piston rod of a hydraulic lifting cylinder of the turnover frame driving mechanism rises, and the turnover box is lifted to the ground by pulling the turnover frame to rise for a certain distance by using a traction chain;

the movable trolley moves to a position beside the appointed equipment according to the setting of a built-in system or the dispatching of an internet of things system;

after a station positioning unit at a station of the appointed equipment detects that the moving trolley moves in place, a piston rod of a hydraulic lifting cylinder of a driving mechanism of the turnover frame rises, so that the turnover frame and a turnover box in the turnover frame are lifted and turned under the guidance of a turnover guide rail, materials in the turnover box are poured into a corresponding interface of the equipment, and finally, the turnover frame is turned over reversely and falls to complete the whole process.

Claims

1. The utility model provides a tipping bucket device based on forklift transportation for transport and upset the turnover case of depositing the material, its characterized in that: comprises a movable trolley, a roll-over stand and a drive mechanism of the roll-over stand,

the movable trolley is provided with a rack for mounting the turnover frame, a pair of turnover guide rails is arranged on the rack, and each turnover guide rail consists of a lower vertical lifting section and an upper arc-shaped turnover section;

the turnover frame is used for placing the turnover box, and the first side surface and the bottom surface of the turnover frame are provided with openings or channels which can allow the turnover box to horizontally enter the turnover frame; the top surface of the turnover frame is provided with a turnover box limiting structure for limiting a turnover box, and the bottom surface of the turnover frame is provided with a turnover box supporting structure for supporting the turnover box; the upper part of the second side surface of the turnover frame is provided with a guide wheel set embedded into a turnover guide rail, the middle part of the second side surface is hinged with a travelling wheel fixing plate, and the travelling wheel fixing plate is provided with a travelling wheel set embedded into the turnover guide rail;

and the overturning frame driving mechanism is used for driving the overturning frame, the guide wheel set and the walking wheel set to move along the extending direction of the overturning guide rail so as to realize the lifting and overturning actions of the overturning frame.

2. The forklift transportation-based dumper according to claim 1, characterized in that: the first side face and the second side face of the turnover frame are opposite.

3. The forklift transportation-based dumper according to claim 1, wherein: in an initial state, the lower end of the walking wheel fixing plate is supported on a frame of the movable trolley.

4. The forklift transportation-based dumper according to claim 1, characterized in that: the traveling wheel set has two or more traveling wheels and extends in a vertical direction on the traveling wheel fixing plate.

5. The forklift transportation-based dumper according to claim 1, characterized in that: the driving mechanism of the roll-over stand comprises a lifting cylinder, a chain wheel and a traction chain,

the lifting cylinder is vertically arranged, a cylinder body of the lifting cylinder is fixedly connected with a frame of the movable trolley, and a piston rod of the lifting cylinder vertically extends upwards;

the chain wheel can be freely and rotatably arranged at the top end of a piston rod of the lifting cylinder, and the axial direction of the chain wheel is vertical to the axial line of the piston rod of the lifting cylinder;

one end of the traction chain is fixedly connected with the frame of the movable trolley, and the other end of the traction chain is fixedly connected with the roll-over stand after bypassing the chain wheel meshed with the traction chain.

6. The forklift transportation-based dumper according to claim 1, characterized in that: the turnover box supporting structure is a telescopic supporting structure and comprises a fixed supporting leg, a telescopic supporting leg and a linear driving mechanism,

the fixed supporting legs are provided with a pair of pairs, one end of each fixed supporting leg is fixed at the bottom of the turnover frame, and the other end of each fixed supporting leg faces the first side face; the inner side surface of the fixed supporting leg is provided with a guide supporting groove extending along the long axis direction of the fixed supporting leg;

the telescopic supporting legs are arranged between the pair of fixed supporting legs, and supporting leg roller groups embedded into the guide supporting grooves are arranged on the telescopic supporting legs;

the telescopic supporting legs are driven by a linear driving mechanism to extend out or retract between the two fixed supporting legs under the guidance and support of the supporting leg roller group.

7. The forklift transportation-based dumper according to claim 1, characterized in that: the moving trolley is an AGV intelligent moving trolley.