CN114920171A - Transport cart - Google Patents

Transport cart Download PDF

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Publication number
CN114920171A
CN114920171A CN202210552700.6A CN202210552700A CN114920171A CN 114920171 A CN114920171 A CN 114920171A CN 202210552700 A CN202210552700 A CN 202210552700A CN 114920171 A CN114920171 A CN 114920171A
Authority
CN
China
Prior art keywords
arm
translation
swinging
carrier
swing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210552700.6A
Other languages
Chinese (zh)
Inventor
李勇兵
郝春山
陈桃
贾立新
杨礼鹏
梁星蜜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changsha Skyboom Heavy Industry Co ltd
Original Assignee
Changsha Skyboom Heavy Industry Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changsha Skyboom Heavy Industry Co ltd filed Critical Changsha Skyboom Heavy Industry Co ltd
Priority to CN202210552700.6A priority Critical patent/CN114920171A/en
Publication of CN114920171A publication Critical patent/CN114920171A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/061—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks characterised by having a lifting jib
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/08—Masts; Guides; Chains
    • B66F9/087—Monomasts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/12—Platforms; Forks; Other load supporting or gripping members
    • B66F9/127—Working platforms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/12—Platforms; Forks; Other load supporting or gripping members
    • B66F9/14—Platforms; Forks; Other load supporting or gripping members laterally movable, e.g. swingable, for slewing or transverse movements
    • B66F9/142—Movements of forks either individually or relative to each other
    • B66F9/145—Rotation of fork around vertical axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/12—Platforms; Forks; Other load supporting or gripping members
    • B66F9/16—Platforms; Forks; Other load supporting or gripping members inclinable relative to mast
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075—Constructional features or details
    • B66F9/20—Means for actuating or controlling masts, platforms, or forks
    • B66F9/22—Hydraulic devices or systems

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  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Handcart (AREA)

Abstract

The invention provides a carrier, which comprises a carrier, a lifting driving device, a swinging mechanism and a translation mechanism, wherein the lifting driving device is vertically arranged on the carrier, the swinging mechanism is arranged at the lifting output end of the lifting driving device to drive the swinging mechanism to lift, the swinging axis of the swinging mechanism is parallel to the lifting direction of the lifting driving device, the fixed end of the translation mechanism is arranged at the swinging output end of the swinging mechanism, the included angle formed by the translation mechanism and the lifting driving device ranges from 80 degrees to 100 degrees, and the swinging mechanism drives the translation mechanism to swing around the swinging axis of the swinging mechanism. The carrying vehicle has a simple structure, and is beneficial to improving the use convenience and the carrying efficiency.

Description

Transport vehicle
Technical Field
The invention relates to the technical field of automatic handling, in particular to a carrier.
Background
The alternative use of goods, especially large-scale goods often can't be few the handling process, and all in the past all manual handling, along with the theory of high efficiency work, mechanical type carrier is more and more widely used at mill and goods station. The existing forklift lifting structure mostly adopts a traditional cylinder or a single-stage oil cylinder for lifting, and a chain structure transmission mode realizes two sets of transmission devices for lifting and descending goods, so that the forklift is complex in mechanical structure, high in cost and large in occupied space; in addition, because the range of motion of fork truck's fork is limited, cause the convenience of use not good enough, handling efficiency is difficult to promote.
Disclosure of Invention
In view of the above, the present invention provides a transportation vehicle, which simplifies the mechanical structure and improves the convenience of use and transportation efficiency.
The technical scheme of the invention is as follows:
the invention provides a carrier, which comprises a carrier, a lifting driving device, a swinging mechanism and a translation mechanism, wherein the lifting driving device is vertically arranged on the carrier, the swinging mechanism is arranged at the lifting output end of the lifting driving device to drive the swinging mechanism to lift, the swinging axis of the swinging mechanism is parallel to the lifting direction of the lifting driving device, the fixed end of the translation mechanism is arranged at the swinging output end of the swinging mechanism, the included angle formed by the translation mechanism and the lifting driving device ranges from 80 degrees to 100 degrees, and the swinging mechanism drives the translation mechanism to swing around the swinging axis of the swinging mechanism.
Further, the device comprises a supporting and carrying device, and the supporting and carrying device is installed at the translation output end of the translation mechanism.
Furthermore, the supporting and carrying device is a fork, the translation mechanism drives the fork to move forwards, insert into the bottom of the goods and cooperate with the lifting driving device to upwards support and carry the goods, and the fork is driven to retreat to take out the goods.
The leveling driving cylinder is arranged on the parallelogram mechanism to drive the parallelogram mechanism to twist up and down, one end of the leveling driving cylinder is hinged to the connecting head, the other end of the leveling driving cylinder is hinged to the parallelogram mechanism, and the level sensor is arranged on the supporting device to detect the levelness of the supporting device, so that when the supporting device inclines due to the fact that the carrying vehicle walks on a ramp, the leveling driving cylinder is controlled to drive the parallelogram mechanism to swing integrally to adjust, and therefore the levelness of the supporting device is kept.
The device comprises a supporting device, a connector and a parallelogram mechanism, wherein the connector is mounted at the translation output end of the translation mechanism, one end of the parallelogram mechanism is fixed at the connector, the supporting device is mounted at the other end of the parallelogram mechanism, and a swinging driving cylinder is mounted on the parallelogram mechanism to drive the parallelogram mechanism to twist up and down.
Further, parallelogram mechanism includes first long arm, the long arm of second, first short arm and the short arm of second, and first long arm and the long arm parallel arrangement of second, first short arm articulate between first long arm and the long arm one end of second, and the long arm of second articulates between the long arm of first long arm and the long arm other end of second, and swing actuating cylinder one end articulates on first long arm, and the swing actuating cylinder other end articulates on the articulated shaft of the articulated department of second long arm and first short arm, perhaps on the articulated shaft of the articulated department of second long arm and second short arm, holds in the palm and carries the device and install on the short arm of second.
Furthermore, the first short arm is hinged to the connecting head, and one end of the leveling driving cylinder is hinged to the first short arm.
Further, lift drive includes the fixing base, flexible segment, sliding connection spare and multistage driving cylinder, the fixing base is fixed to be located immediately on bearing the frame of bearing the car, flexible segment is provided with a plurality ofly, a plurality of flexible segments are established together through sliding connection spare liftable slip ground cover, the flexible segment in the outside wears to locate in the fixing base through sliding connection spare liftable slip ground, the bottom of multistage driving cylinder is installed in bearing the car and wears to locate in the fixing base, the lift output of multistage driving cylinder runs through a plurality of flexible segments and connects on the flexible segment of the most inboard, swing mechanism installs in the flexible segment top of the most inboard.
Furthermore, the multistage driving cylinder adopts multistage hydraulic cylinders, a hydraulic pump matched with the multistage hydraulic cylinders and a liquid storage tank are installed on the bearing vehicle, a liquid inlet of the hydraulic pump is communicated with the liquid storage tank through a connecting pipe, and a liquid outlet of the hydraulic pump is connected with the multistage hydraulic cylinders through a hydraulic control valve and the connecting pipe.
Furthermore, translation mechanism includes fixed arm, flexible arm and translation actuating cylinder, and fixed arm one end is fixed in swing mechanism's swing output, and flexible arm is worn to locate in the fixed arm telescopically with sliding, and translation actuating cylinder both ends are connected respectively on fixed arm and flexible arm to the flexible arm of drive is flexible along the fixed arm.
The invention has the beneficial effects that:
according to the carrier provided by the invention, the lifting driving device, the swinging mechanism and the translation mechanism are arranged on the carrier and matched, the carrying device can be installed at one end of the translation mechanism far away from the swinging mechanism, and the lifting driving device can drive the swinging mechanism, the translation mechanism and the carrying device to lift, so that the lifting of goods on the carrying device is realized. The swinging mechanism can drive the translation mechanism to swing so as to adjust the goods taking position. The translation mechanism drives the carrying device to be close to or far away from the goods so as to carry and take out the goods conveniently. Through the cooperation of the lifting driving device, the swinging mechanism and the translation mechanism, the lifting, swinging and translation of the supporting and carrying device are realized, the freedom degree of movement of the supporting and carrying device is improved, the supporting and carrying device is convenient to fork, transfer and lift off cargos more flexibly, the mechanical structure is simplified, and the use convenience and the carrying efficiency are improved.
Preferred embodiments of the present invention and advantageous effects thereof will be described in further detail with reference to specific embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings there is shown in the drawings,
FIG. 1 is a perspective view of a cart according to a first embodiment of the present invention;
FIG. 2 is an exploded view of the truck of the first embodiment of the present invention;
FIG. 3 is a perspective view of a cart according to a second embodiment of the present invention;
FIG. 4 is a first state diagram of the truck according to the second embodiment of the present invention;
FIG. 5 is a second state diagram of the truck according to the second embodiment of the present invention;
fig. 6 is a perspective view of a cart according to a third embodiment of the present invention.
The reference numbers illustrate: the device comprises a bearing vehicle 1, a lifting driving device 2, a swinging mechanism 3, a translation mechanism 4, a carrying device 5, a connecting plate 51, a fork rod 52, a bearing frame 11, a walking wheel 12, a fixed seat 21, a telescopic section 22, a sliding connection piece 23, a multi-stage driving cylinder 24, a fixed arm 41, a telescopic arm 42, a translation driving cylinder 43, a connecting head 6, a parallelogram mechanism 7, a swinging driving cylinder 8, a leveling driving cylinder 9, a first long arm 71, a second long arm 72, a first short arm 73, a second short arm 74, a bottom plate 53, a fence 54 and a control device 55.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Example one
Referring to fig. 1 and 2, the present invention provides a transportation vehicle, including a carrying vehicle 1, a lifting driving device 2, a swinging mechanism 3, a translation mechanism 4 and a carrying device 5, wherein the lifting driving device 2 is vertically disposed on the carrying vehicle 1, the swinging mechanism 3 is mounted at a lifting output end of the lifting driving device 2 to drive the swinging mechanism 3 to lift, a swinging axis of the swinging mechanism 3 is parallel to a lifting direction of the lifting driving device 2, a fixed end of the translation mechanism 4 is mounted at the swinging output end of the swinging mechanism 3, and the translation mechanism 4 is substantially perpendicular to the lifting driving device 2, that is, the translation mechanism 4 is substantially horizontally disposed above the carrying vehicle 1. The included angle between the translation mechanism 4 and the lifting driving device 2 is 80 degrees to 100 degrees, and preferably 90 degrees. The swing mechanism 3 drives the translation mechanism 4 to swing around a swing rotation axis. The carrying device 5 is mounted at the translation output end of the translation mechanism 4, i.e. the end far away from the swing mechanism 3, so as to drive the carrying device 5 to approach or be far away from the goods. In this embodiment, ask to carry device 5 to be the fork, 4 drive fork antedisplacement of translation mechanism insert to the goods bottom and cooperate lift drive 2 to upwards ask up and carry the goods to and the drive fork is retreated and is taken out the goods. Compared with the prior art that the goods are respectively inserted into the bottom of the goods and taken out of the goods only by the forward movement and the backward movement of the bearing vehicle, the bottom of the goods can be inserted into the bottom of the goods and the goods can be taken out of the bottom of the goods by the movement of the translation mechanism 4, and meanwhile, the goods can be respectively close to or far away from the goods by the forward movement or the backward movement of the bearing vehicle 1, so that the convenience in operation is improved, and the carrying efficiency is favorably improved. In this embodiment, the fork includes a connecting plate 51 and two fork rods 52, the connecting plate 51 is horizontally installed at the translation output end of the translation mechanism 4, and the two fork rods 52 are installed on the connecting plate 51 at intervals to form a supporting plane. Preferably, two fork arms 52 are mounted on the connecting plate 51 with an adjustable spacing to achieve the loading of goods of different widths. Specifically, the two fork rods 52 are slidably disposed on the connecting plate 51, and the two fork rods 52 are fixed on the connecting plate 51 by bolts with adjustable spacing. In addition, the two fork rods 52 can also adopt a pneumatic type automatic distance adjusting mode, the two fork rods 52 are arranged on the connecting plate 51 in a sliding mode, a bidirectional oil cylinder is arranged on the connecting plate 51, and two telescopic ends of the bidirectional oil cylinder are respectively connected with the two fork rods 52 so as to push the two fork rods 52 to be close to or far away from each other.
According to the carrier provided by the invention, the lifting driving device 2, the swinging mechanism 3, the translation mechanism 4 and the supporting device 5 are arranged on the carrier 1 and matched, and the lifting driving device 2 can drive the swinging mechanism 3, the translation mechanism 4 and the supporting device 5 to lift, so that the lifting of goods on the supporting device 5 is realized. The swing mechanism 3 can drive the translation mechanism 4 to swing so as to adjust the goods taking position. The translation mechanism 4 drives the carrier device 5 closer to or further away from the goods in order to carry and take out the goods. Through the cooperation of the lifting driving device 2, the swinging mechanism 3 and the translation mechanism 4, the lifting, swinging and translation of the supporting and carrying device 5 are realized, the freedom degree of the movement of the supporting and carrying device 5 is improved, the goods can be more flexibly forked, transferred and unloaded conveniently, the mechanical structure is simplified, and the use convenience and the carrying efficiency are improved.
In this embodiment, the carrying vehicle 1 includes a carrying frame 11 and four road wheels 12 installed at the bottom of the carrying frame 11, and the lifting driving device 2 is vertically disposed on the carrying frame 11. The running and steering of the carrier vehicle 1 can be controlled by a remote control device, and the motion control of the lifting drive device 2, the swing mechanism 3 and the translation mechanism 4 is also controlled by the remote control device. In addition, the walking and steering of the carrier vehicle 1 can also be controlled by a driver sitting in the cab, and the action control of the lifting driving device 2, the swinging mechanism 3 and the translation mechanism 4 is also controlled by the driver sitting in the cab.
In this embodiment, lift drive 2 includes fixing base 21, flexible subsection 22, sliding connection 23 and multistage driving cylinder 24, fixing base 21 is fixed to be located immediately and bears the frame 11 of bearing car 1, flexible subsection 22 is provided with two, two flexible subsections 22 overlap through the sliding connection 23 liftable ground and establish together, flexible subsection 22 that is located the outside wears to locate in fixing base 21 through the sliding connection 23 liftable ground, the bottom of multistage driving cylinder 24 is installed on bearing the frame 11 of bearing car 1 and is worn to locate in fixing base 21, the lift output of multistage driving cylinder 24 runs through two flexible subsections 22 and is connected on being located inboard flexible subsection 22. The swing mechanism 3 is mounted on the top end of the telescopic section 22 on the inner side. Go up and down through multistage driving cylinder 24, drive two flexible festival section 22 elevating movement, multistage driving cylinder 24 realizes elevating movement under two flexible festival section 22's guide effect, elevating movement's stability and bearing strength have been improved, compare in two sets of transmission of traditional adoption cylinder (or hydro-cylinder) and chain structure, this lift drive 2 adopts fixing base 21, flexible festival section 22, sliding connection 23 and multistage driving cylinder 24 cooperate, moreover, the steam generator is simple in structure, compact, only can accomplish with one set of transmission and go up and down, the equipment cost is reduced.
In this embodiment, the fixing base 21 and the telescopic segment 22 are both square tube structures, the sliding connector 23 is a sliding block, and the sliding block is installed between the two square tube structures which are mutually sleeved. Thus, the installation of the sliding block and the square tube structure is convenient. In other embodiments, the fixing seat 21 and the telescopic segment 22 are both made of circular tube structures, and the sliding connector 23 is made of a sliding sleeve, which is installed between two circular tube structures sleeved with each other.
In this embodiment, multistage actuating cylinder 24 adopts the second grade pneumatic cylinder, holds and installs hydraulic pump and the liquid reserve tank with second grade pneumatic cylinder matched with on the carrier vehicle 1, and the hydraulic pump inlet passes through the connecting pipe and communicates with the liquid reserve tank, and the hydraulic pump liquid outlet passes through hydraulic control valve, the connecting pipe links to each other with the second grade pneumatic cylinder. A hydraulic power system is formed by the secondary hydraulic cylinder, the hydraulic pump, the liquid storage tank, the hydraulic control valve and the connecting pipe. It will be appreciated that the multi-stage drive cylinder 24 may also be a three-stage hydraulic cylinder, with a four-stage or multi-stage hydraulic cylinder providing a higher elevation. Further, the multistage driving cylinder 24 may be a telescopic cylinder or an electric cylinder.
In this embodiment, the swing mechanism 3 is a swing type hydraulic cylinder, and the swing mechanism 3 may be a swing type air cylinder or an electric cylinder.
In this embodiment, the translation mechanism 4 includes a fixed arm 41, a telescopic arm 42 and a translation driving cylinder 43, one end of the fixed arm 41 is fixed to the swing output end of the swing mechanism 3, the telescopic arm 42 is telescopically and slidably disposed in the fixed arm 41, the carrying device 5 is mounted at the outer end of the telescopic arm 42, and two ends of the translation driving cylinder 43 are respectively connected to the fixed arm 41 and the telescopic arm 42 to drive the telescopic arm 42 to extend and retract along the fixed arm 41. Preferably, the fixed arm 41 and the telescopic arm 42 are each of a square tube structure or a circular tube structure. The translation driving cylinder 43 is preferably a hydraulic telescopic cylinder, and the translation driving cylinder 43 may be a pneumatic telescopic cylinder or an electric telescopic cylinder.
Example two
Referring to fig. 3 to fig. 5, the cart in the second embodiment is mainly different from the cart in the first embodiment in that: the second embodiment of the carrier is additionally provided with the connector 6, the parallelogram mechanism 7, the swing driving cylinder 8, the leveling driving cylinder 9 and the level sensor on the basis of the first embodiment of the carrier, so that the degree of freedom of the carrying device 5 connected to the parallelogram mechanism 7 is improved, the lifting and the translation of the carrying device 5 are realized, the flexibility and the convenience of forking, transferring and unloading goods are further improved, the second embodiment of the carrier is well suitable for complex carrying scenes, and the carrying efficiency is improved.
The invention provides a carrier, which comprises a carrier 1, a lifting driving device 2, a swinging mechanism 3, a translation mechanism 4, a carrying device 5, a connector 6, a parallelogram mechanism 7, a swinging driving cylinder 8, a leveling driving cylinder 9 and a level sensor, wherein the lifting driving device 2 is vertically arranged on the carrier 1, the swinging mechanism 3 is arranged at the lifting output end of the lifting driving device 2 to drive the swinging mechanism 3 to lift, the swinging axis of the swinging mechanism 3 is parallel to the lifting direction of the lifting driving device 2, the fixed end of the translation mechanism 4 is arranged at the swinging output end of the swinging mechanism 3, and the translation mechanism 4 is approximately vertical to the lifting driving device 2, namely, the translation mechanism 4 is approximately horizontally arranged above the carrier 1. The included angle between the translation mechanism 4 and the lifting driving device 2 is 80 degrees to 100 degrees, and preferably 90 degrees. The swing mechanism 3 drives the translation mechanism 4 to swing around the swing axis. The connector 6 is installed at the translation output end of the translation mechanism 4, one end of the parallelogram mechanism 7 is hinged to the connector 6, the supporting device 5 is installed at the other end of the parallelogram mechanism 7, the swing driving cylinder 8 is installed on the parallelogram mechanism 7 to drive the parallelogram mechanism 7 to twist up and down, one end of the leveling driving cylinder 9 is hinged to the connector 6, the other end of the leveling driving cylinder is hinged to the parallelogram mechanism 7, the level sensor is installed on the supporting device 5 to detect the levelness of the supporting device 5, so that when the bearing vehicle 1 walks on a ramp to cause the inclination of the supporting device 5, the leveling driving cylinder 9 is controlled to drive the whole swing adjustment of the parallelogram mechanism 7, the levelness of the supporting device 5 is kept, and the problems of safety accidents and cargo damage caused by cargo sliding are solved.
It will be appreciated that the leveling cylinder 9 and the level sensor may be omitted and the parallelogram mechanism 7 may be fixed to the connecting head 6 at one end.
In this embodiment, ask to carry device 5 to be the fork, 4 drive fork antedisplacement of translation mechanism insert to the goods bottom and cooperate lift drive 2 to upwards ask up and carry the goods to and the drive fork is retreated and is taken out the goods. Compared with the prior art that the goods are respectively inserted into the bottom of the goods and taken out of the goods only by the forward movement and the backward movement of the bearing vehicle, the bottom of the goods can be inserted into the bottom of the goods and the goods can be taken out of the bottom of the goods by the movement of the translation mechanism 4, and meanwhile, the goods can be respectively close to or far away from the goods by the forward movement or the backward movement of the bearing vehicle 1, so that the convenience in operation is improved, and the carrying efficiency is favorably improved. In this embodiment, the fork includes a connecting plate 51 and two fork rods 52, the connecting plate 51 is horizontally installed at the translation output end of the translation mechanism 4, and the two fork rods 52 are installed on the connecting plate 51 at intervals to form a supporting plane. Preferably, two fork arms 52 are mounted on the connecting plate 51 with an adjustable spacing to achieve the loading of goods of different widths.
According to the carrier provided by the invention, the lifting driving device 2, the swinging mechanism 3, the translation mechanism 4 and the supporting device 5 are arranged on the carrier 1 and matched, and the lifting driving device 2 can drive the swinging mechanism 3, the translation mechanism 4 and the supporting device 5 to lift, so that the lifting of goods on the supporting device 5 is realized. The swinging mechanism 3 can drive the translation mechanism 4 to swing so as to adjust the position of picking. The translation mechanism 4 drives the carrier device 5 closer to or further away from the goods in order to carry and take out the goods. Through the cooperation of the lifting driving device 2, the swinging mechanism 3 and the translation mechanism 4, the lifting, swinging and translation of the supporting and carrying device 5 are realized, the freedom degree of the movement of the supporting and carrying device 5 is improved, more flexible forking, transferring and unloading of goods are facilitated, the mechanical structure is simplified, and the use convenience and the carrying efficiency are improved. The lifting, the translation and the horizontal state maintaining of the supporting and carrying device 5 can be realized by adopting the matching of the parallelogram mechanism 7 and the swing driving cylinder 8, so that the goods on the supporting and carrying device 5 are kept stable in the process of driving the supporting and carrying device to swing up and down by the parallelogram mechanism 7, and the goods are prevented from sliding. Through the matching of the leveling driving cylinder 9 and the level sensor, when the carrier vehicle 1 walks on a slope to cause the carrier device 5 to incline, the leveling driving cylinder 9 is controlled to drive the parallelogram mechanism 7 to integrally swing and adjust, so that the levelness of the carrier device 5 is kept, and the problems of safety accidents and cargo damage caused by cargo sliding are avoided.
In this embodiment, the parallelogram mechanism 7 includes a first long arm 71, a second long arm 72, a first short arm 73 and a second short arm 74, the first long arm 71 and the second long arm 72 are arranged in parallel, the first short arm 73 is hinged between one ends of the first long arm 71 and the second long arm 72, and the second long arm 72 is hinged between the other ends of the first long arm 71 and the second long arm 72. One end of the swing driving cylinder 8 is hinged on the first long arm 71, and the other end of the swing driving cylinder 8 is hinged on a hinged shaft at the hinged position of the second long arm 72 and the first short arm 73, or a hinged shaft at the hinged position of the second long arm 72 and the second short arm 74. The carrier 5 is mounted on the second short arm 74. Through the telescopic action of the swing driving cylinder 8, the parallelogram mechanism 7 formed by the first long arm 71, the second long arm 72, the first short arm 73 and the second short arm 74 can be deformed to swing up and down by a large amplitude, so that the carrying device 5 can swing to a position above or below the translation mechanism 4, namely, the movement in the height direction is realized, the movement in the horizontal direction is realized, the convenience of cargo carrying and the adaptability of different carrying environments are improved, and the carrying efficiency is favorably improved. In the process that the swing driving cylinder 8 drives the parallelogram mechanism 7 formed by the first long arm 71, the second long arm 72, the first short arm 73 and the second short arm 74 to deform and swing, the rotation of the second short arm 74 can keep the carrying device 5 in a horizontal state all the time, so that the goods on the carrying device 5 are kept stable in the process that the parallelogram mechanism 7 drives the carrying device to swing up and down, and the sliding of the goods is avoided.
The first short arm 73 is hinged on the connecting head 6, and one end of the leveling driving cylinder 9 is hinged on the first short arm 73. Preferably, the pin shaft at the joint of the first short arm 73 and the connecting head 6, the pin shaft at the joint of the leveling driving cylinder 9 and the first short arm 73, the pin shaft at the joint of the first long arm 71 and the first short arm 73, and the pin shaft at the joint of the second long arm 72 and the first short arm 73 are arranged in a quadrilateral shape. Therefore, the assembly is convenient, the vertical torsion of the parallelogram mechanism 7 due to self deformation is easy to realize, and the leveling driving cylinder 9 is convenient to perform swing adjustment on the whole parallelogram mechanism 7, so that the self deformation action of the parallelogram mechanism 7 and the whole swing adjustment action of the parallelogram mechanism 7 are not interfered with each other.
Please refer to corresponding parts in the first embodiment for the rest of the structure of this embodiment, which is not described herein.
EXAMPLE III
Referring to fig. 6, the cart in the third embodiment is substantially the same as the cart in the second embodiment, and the main differences are as follows: the carrying device 5 of the third transporting vehicle of the embodiment is different from the carrying device 5 of the second transporting vehicle of the embodiment in structure, the carrying device 5 of the second transporting vehicle of the embodiment adopts a fork, and the carrying device 5 of the third transporting vehicle of the embodiment adopts a protective box to provide safety protection, for example, a maintenance worker can stand in the protective box to perform high-altitude maintenance or dismounting and the like, thereby realizing the function of lifting the working vehicle. Furthermore, the protective box can also be used for transporting goods aloft.
The invention provides a carrier, which comprises a carrier 1, a lifting driving device 2, a swinging mechanism 3, a translation mechanism 4, a carrying device 5, a connector 6, a parallelogram mechanism 7, a swinging driving cylinder 8, a leveling driving cylinder 9 and a level sensor, wherein the lifting driving device 2 is vertically arranged on the carrier 1, the swinging mechanism 3 is arranged at the lifting output end of the lifting driving device 2 to drive the swinging mechanism 3 to lift, the swinging axis of the swinging mechanism 3 is parallel to the lifting direction of the lifting driving device 2, the fixed end of the translation mechanism 4 is arranged at the swinging output end of the swinging mechanism 3, and the translation mechanism 4 is approximately vertical to the lifting driving device 2, namely, the translation mechanism 4 is approximately horizontally arranged above the carrier 1. The included angle between the translation mechanism 4 and the lifting driving device 2 is 80 degrees to 100 degrees, and preferably 90 degrees. The swing mechanism 3 drives the translation mechanism 4 to swing around the swing axis. The connector 6 is installed at the translation output end of the translation mechanism 4, one end of the parallelogram mechanism 7 is hinged to the connector 6, the supporting device 5 is installed at the other end of the parallelogram mechanism 7, the swing driving cylinder 8 is installed on the parallelogram mechanism 7 to drive the parallelogram mechanism 7 to twist up and down, one end of the leveling driving cylinder 9 is hinged to the connector 6, the other end of the leveling driving cylinder is hinged to the parallelogram mechanism 7, the level sensor is installed on the supporting device 5 to detect the levelness of the supporting device 5, so that when the bearing vehicle 1 walks on a ramp to cause the inclination of the supporting device 5, the leveling driving cylinder 9 is controlled to drive the whole swing adjustment of the parallelogram mechanism 7, the levelness of the supporting device 5 is kept, and the problems of safety accidents and cargo damage caused by cargo sliding are solved. It will be appreciated that the leveling cylinder 9 and the level sensor may be omitted and the parallelogram mechanism 7 may be fixed to the connecting head 6 at one end.
According to the carrier provided by the invention, the lifting driving device 2, the swinging mechanism 3, the translation mechanism 4 and the supporting device 5 are arranged on the carrier 1 and matched, and the lifting driving device 2 can drive the swinging mechanism 3, the translation mechanism 4 and the supporting device 5 to lift, so that the lifting of goods on the supporting device 5 is realized. The swing mechanism 3 can drive the translation mechanism 4 to swing so as to adjust the goods taking position. The translation mechanism 4 drives the carrier device 5 closer to or further away from the goods in order to carry and take out the goods. Through the cooperation of the lifting driving device 2, the swinging mechanism 3 and the translation mechanism 4, the lifting, swinging and translation of the supporting and carrying device 5 are realized, the freedom degree of the movement of the supporting and carrying device 5 is improved, the goods can be more flexibly forked, transferred and unloaded conveniently, the mechanical structure is simplified, and the use convenience and the carrying efficiency are improved. The parallelogram mechanism 7 and the swing driving cylinder 8 are matched, so that the lifting, the translation and the horizontal state maintaining of the supporting and carrying device 5 can be realized, the goods on the supporting and carrying device 5 are kept stable in the process that the parallelogram mechanism 7 drives the supporting and carrying device to swing up and down, and the goods are prevented from sliding. Through the matching of the leveling driving cylinder 9 and the level sensor, when the carrier vehicle 1 walks on a slope to cause the carrier device 5 to incline, the leveling driving cylinder 9 is controlled to drive the parallelogram mechanism 7 to integrally swing and adjust, so that the levelness of the carrier device 5 is kept, and the problems of safety accidents and cargo damage caused by cargo sliding are avoided.
In this embodiment, the supporting device 5 is a protection box, the protection box includes a bottom plate 53 and a rail 54 surrounding the bottom plate 53, and the bottom plate 53 and the rail 54 form a supporting space. To facilitate entry and exit of personnel, the enclosure 54 is provided with a movable door. In order to facilitate the operation of standing in the protective box, the protective box comprises a handling device 55, and the handling device 55 is mounted on the rail 54 so as to handle the truck for lifting operation.
Please refer to corresponding parts in the first and second embodiments for the rest of the structure of this embodiment, which is not described herein.
In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Moreover, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying importance; the words "bottom" and "top", "inner" and "outer" refer to directions toward and away from, respectively, a particular component geometry.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; the communication may be direct, indirect via an intermediate medium, or internal to both elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The carrier is characterized by comprising a carrier (1), a lifting driving device (2), a swinging mechanism (3) and a translation mechanism (4), wherein the lifting driving device (2) is vertically arranged on the carrier (1), the swinging mechanism (3) is installed at the lifting output end of the lifting driving device (2) to drive the swinging mechanism (3) to lift, the swinging axis of the swinging mechanism (3) is parallel to the lifting direction of the lifting driving device (2), the fixed end of the translation mechanism (4) is installed at the swinging output end of the swinging mechanism (3), the included angle range formed by the translation mechanism (4) and the lifting driving device (2) is 80-100 degrees, and the swinging mechanism (3) drives the translation mechanism (4) to swing around the swinging axis of the swinging mechanism (3).
2. The truck of claim 1, characterized in that it comprises a carrier device (5), the carrier device (5) being mounted to the translation output of the translation mechanism (4).
3. The truck of claim 2, characterized in that the loading device (5) is a fork, and the translation mechanism (4) drives the fork to move forward to insert into the bottom of the goods and cooperate with the lifting driving device (2) to lift the goods upwards and drive the fork to move backwards to take out the goods.
4. The carrier of claim 1, comprising a carrier device (5), a connector (6), a parallelogram mechanism (7), a swing driving cylinder (8) and a level sensor, wherein the connector (6) is mounted at the translation output end of the translation mechanism (4), one end of the parallelogram mechanism (7) is hinged to the connector (6), the carrier device (5) is mounted at the other end of the parallelogram mechanism (7), the swing driving cylinder (8) is mounted on the parallelogram mechanism (7) to drive the parallelogram mechanism (7) to rotate up and down, one end of the leveling driving cylinder (9) is hinged to the connector (6), the other end is hinged to the parallelogram mechanism (7), the level sensor is mounted on the carrier device (5) to detect the levelness of the carrier device (5), so that the leveling driving cylinder (9) is controlled to drive the parallelogram mechanism when the carrier (5) tilts caused by the carrier (1) walking on a ramp (7) The whole swing is adjusted, so that the levelness of the carrying device (5) is kept.
5. The truck as claimed in claim 1, comprising a carrier (5), a connector (6) and a parallelogram mechanism (7), wherein the connector (6) is mounted on the translation output end of the translation mechanism (4), one end of the parallelogram mechanism (7) is fixed on the connector (6), the carrier (5) is mounted on the other end of the parallelogram mechanism (7), and a swing driving cylinder (8) is mounted on the parallelogram mechanism (7) to drive the parallelogram mechanism (7) to rotate up and down.
6. The truck according to claim 4, characterized in that said parallelogram mechanism (7) comprises a first long arm (71), a second long arm (72), a first short arm (73) and a second short arm (74), the first long arm (71) and the second long arm (72) being arranged in parallel, the first short arm (73) being hinged between one ends of the first long arm (71) and the second long arm (72), the second long arm (72) being hinged between the other ends of the first long arm (71) and the second long arm (72), one end of the oscillating cylinder (8) being hinged on the first long arm (71), the other end of the oscillating cylinder (8) being hinged on a hinge axis where the second long arm (72) is hinged with the first short arm (73), or on a hinge axis where the second long arm (72) is hinged with the second short arm (74), the loading device (5) being mounted on the second short arm (74).
7. Truck according to claim 6, characterized in that said first short arm (73) is hinged to the connection head (6) and in that one end of the levelling cylinder (9) is hinged to the first short arm (73).
8. The transportation cart according to any one of claims 1 to 7, wherein said lifting driving device (2) comprises a fixing base (21), a plurality of telescopic segments (22), a sliding connector (23) and a plurality of driving cylinders (24), said fixing base (21) is fixed on the supporting frame (11) of the transportation cart (1), said plurality of telescopic segments (22) are vertically arranged on said supporting frame, said plurality of telescopic segments (22) are slidably sleeved together through said sliding connector (23), said outermost telescopic segment (22) is slidably arranged in said fixing base (21) through said sliding connector (23), said plurality of driving cylinders (24) are mounted on said transportation cart (1) and arranged in said fixing base (21), said lifting output end of said driving cylinder (24) is connected to said innermost telescopic segment (22) through said plurality of telescopic segments (22), the swing mechanism (3) is installed at the top end of the innermost telescopic section (22).
9. The cart according to claim 8, wherein said multi-stage driving cylinder (24) is a multi-stage hydraulic cylinder, a hydraulic pump and a liquid storage tank are mounted on the cart (1) and are matched with the multi-stage hydraulic cylinder, an inlet of the hydraulic pump is connected to the liquid storage tank through a connecting pipe, and an outlet of the hydraulic pump is connected to the multi-stage hydraulic cylinder through a hydraulic control valve and the connecting pipe.
10. The cart according to any of claims 1 to 7, wherein said translation mechanism (4) comprises a fixed arm (41), a telescopic arm (42) and a translation driving cylinder (43), one end of the fixed arm (41) is fixed to the swing output end of the swing mechanism (3), the telescopic arm (42) is telescopically and slidably disposed in the fixed arm (41), and two ends of the translation driving cylinder (43) are respectively connected to the fixed arm (41) and the telescopic arm (42) to drive the telescopic arm (42) to extend and retract along the fixed arm (41).
CN202210552700.6A 2022-05-19 2022-05-19 Transport cart Pending CN114920171A (en)

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GR880100202A (en) * 1987-04-03 1989-01-31 Jacques Tranchero Suspension mechanism installed on a vehicle associating articulated parts
JPH0546888U (en) * 1991-12-04 1993-06-22 株式会社アイチコーポレーション Aerial work vehicle with lift fork
JP2001348196A (en) * 2000-06-08 2001-12-18 Aichi Corp Workbench supporting device for maintenance vehicle
CN204774875U (en) * 2015-07-27 2015-11-18 湖南汽车工程职业学院 Electric lift car
CN110171787A (en) * 2019-06-28 2019-08-27 广东电网有限责任公司 A kind of arrester transfer robot
CN210419116U (en) * 2019-08-19 2020-04-28 钟强 Lifting machine
CN112079294A (en) * 2020-09-25 2020-12-15 山河智能装备股份有限公司 Cargo handling device and cargo handling car
KR102297032B1 (en) * 2020-12-30 2021-09-02 대호 (주) Telescopic master havong fork lifter
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GR880100202A (en) * 1987-04-03 1989-01-31 Jacques Tranchero Suspension mechanism installed on a vehicle associating articulated parts
JPH0546888U (en) * 1991-12-04 1993-06-22 株式会社アイチコーポレーション Aerial work vehicle with lift fork
JP2001348196A (en) * 2000-06-08 2001-12-18 Aichi Corp Workbench supporting device for maintenance vehicle
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KR102297032B1 (en) * 2020-12-30 2021-09-02 대호 (주) Telescopic master havong fork lifter

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