CN116902821A - On-vehicle rotatory hoist of davit telescopic - Google Patents

Abstract

The application relates to a telescopic vehicle-mounted rotary lifting appliance for a lifting arm, belongs to the technical field of automatic lifting, and solves the problems of insufficient accuracy and flexibility of lifting/conveying/delivering various materials of the existing lifting appliance. The telescopic vehicle-mounted rotary lifting appliance for the suspension arm comprises a telescopic component, a rotary lifting component, a hinged support component, a lifting unit and a sensor; the hoisting unit is connected to the telescopic component, and the sensor is arranged on the telescopic component or the material; the hinge support component comprises a hinge support rod; the two ends of the hinged support rod are respectively hinged with a telescopic component and a rotary lifting component, and the telescopic component is hinged with the rotary lifting component. The telescopic vehicle-mounted rotary lifting appliance for the lifting arm can improve the accuracy and flexibility of material conveying, is beneficial to realizing the automation of the whole working process and has a wide application range.

Description

On-vehicle rotatory hoist of davit telescopic

Technical Field

The application relates to the technical field of automatic lifting, in particular to a vehicle-mounted rotary lifting appliance with a telescopic suspension arm.

Background

In the process of designing materials to be conveyed including manufacturing and assembling of general equipment, storage and sorting of storage logistics and the like, lifting devices such as an overhead crane or an electric hoist are usually used for traditional lifting and transporting of parts or materials, so that movement of space X, Y, Z in three directions is realized.

In recent years, robot-like automation equipment has been introduced in the fields of equipment manufacturing, assembly lines, storage, logistics, and the like. The automatic guide vehicle is used as intelligent equipment for rapidly conveying materials, and plays an increasingly large role in cooperation with traditional hoisting tools such as an overhead crane and the like.

However, the overhead travelling crane serving as a lifting appliance has an inherent disadvantage relative to an intelligent production line or a logistics line, and is mainly represented by:

(1) The materials cannot be accurately lifted, conveyed and conveyed at certain special stations such as corners, gaps and the like;

(2) The crown block is matched with the automatic guide vehicle to carry out angle adjustment to the material difficultly, the carrying flexibility of the material is insufficient, and the working efficiency of an intelligent production line or a material flow line operation line is affected.

(3) The crown block and the automatic guided vehicle are fixed in structural form, can not adapt to the lifting/conveying/delivering of different materials, and especially has outstanding operation difficulty on a large amount of small materials in a narrow space.

How to make widely used automatic guiding transportation equipment more flexible, and especially more convenient to carry out accurate position adjustment to the material, so as to realize the automation of lifting/conveying/delivering to the whole working process, is an important research topic of the technicians in the field.

Disclosure of Invention

In view of the above analysis, the application aims to provide a telescopic vehicle-mounted rotary lifting appliance for a lifting arm, which aims to solve the technical problems of insufficient accuracy and flexibility in the lifting/conveying/delivering process of various materials by the existing lifting equipment.

The specific technical scheme is as follows:

the telescopic vehicle-mounted rotary lifting appliance for the lifting arm comprises a telescopic part, a rotary lifting part, a hinged support assembly, a lifting unit and a sensor; the hoisting unit is connected to the telescopic component, and the sensor is arranged on the telescopic component or the material; the hinge support assembly comprises a hinge support rod; the two ends of the hinged support rod are respectively hinged with a telescopic component and a rotary lifting component, and the telescopic component is hinged with the rotary lifting component.

Further, the rotary lifting component comprises a lifting assembly, a rotating assembly, a lifting screw, a positioning support and an outer ring positioning sleeve assembly.

Further, the lifting component is connected to the positioning support; the lifting assembly is connected with the rotating assembly through the positioning support and the outer ring positioning sleeve assembly.

Further, the bottom surface of the positioning support is connected to the working surface of the automatic guiding and transporting device.

Further, the positioning support comprises a mounting base and an outer ring positioning sleeve; the outer ring locating sleeve is arranged at the center of the base.

Further, a modularized fixed mounting structure is arranged on the mounting base.

Further, the outer ring positioning sleeve assembly comprises an outer ring positioning sleeve; the outer ring positioning sleeve is of a sleeve structure, the upper end of the outer ring positioning sleeve is a lifting gear pair cover mounting surface, and the lower end of the outer ring positioning sleeve is a rotary gear pair cover mounting surface.

Further, the outer ring positioning sleeve is provided with a lifting bearing outer ring supporting table and a rotating bearing outer ring supporting table.

Further, the lifting bearing outer ring supporting table is arranged on the upper portion of the outer ring positioning sleeve inner ring, and the rotating bearing outer ring supporting table is arranged at the lower portion of the outer ring positioning sleeve inner ring.

Further, a rotary lifting connecting lug installation position is arranged on the periphery of the outer ring positioning sleeve; the rotary lifting connecting lug installation position is of a notch structure.

Further, the outer ring positioning sleeve is also provided with an outer ring positioning sleeve central hole, a rotary driven gear mounting table, a rotary bearing inner ring pressing plate mounting table, a rotary bearing inner ring lower mounting table and a rotary driven gear axis positioning surface.

Further, the outer ring positioning sleeve assembly further comprises an electric appliance cover body.

Further, the rotating assembly comprises a rotating power unit, a rotating driving gear, a rotating driven gear and a rotating gear pair cover.

Further, the rotary driven gear is connected with the positioning support to form a rotary fixed rigid connector; the rotary gear pair cover, the rotary power unit, the outer ring positioning sleeve assembly and the rotary driving gear are connected to form a rotary movable rigid connector.

Further, the lifting assembly comprises a lifting power unit, a lifting driving gear, a lifting driven gear, a lifting gear pair cover, a screw positioning sleeve, a lifting nut, a lifting bearing and a lifting bearing inner ring fixing plate.

Further, the lifting nut, the inner ring of the lifting bearing, the inner ring fixing plate of the lifting bearing, the screw positioning sleeve and the lifting driven gear are rigidly connected to form a lifting movable rigid connector; the lifting driving gear, the outer ring of the lifting bearing, the lifting gear pair cover and the lifting power unit are rigidly connected with the outer ring positioning sleeve to form a lifting fixed rigid connector.

Furthermore, the lifting fixed rigid connector is connected to the rotary gear pair cover through the outer ring positioning sleeve and connected to the rotary movable rigid connector, so that the lifting assembly can rotate along with the rotation of the rotary movable rigid connector while driving the lifting screw to lift.

Further, the lifting screw comprises a lifting screw rod part and a lifting part hinge lug; the lifting screw rod part is in threaded connection with the lifting assembly.

Further, the lower end of the lifting screw rod is positioned in the radial direction through the rotating assembly.

Further, the telescopic component comprises a main body hinge bracket, and a hinge support connecting lug and a lifting rotary connecting lug are arranged on the main body hinge bracket; hinge support connecting lugs and lifting rotary connecting lugs with different distances are matched with the hinge support rods and lifting screw rod parts with different length sizes.

Further, the main body hinge support, the hinge support rod and the lifting screw rod part form a three-connecting-rod structure.

Further, the rotary lifting component further comprises a rotary lifting connecting lug; the rotary lifting connecting lug is provided with a cambered surface-shaped rotary lifting connecting lug mounting part and a rotary lifting double connecting lug; the rotary lifting double-connection lugs are correspondingly provided with rotary lifting connection lug holes.

Further, the telescopic component comprises a telescopic power assembly, a telescopic execution assembly and a telescopic frame assembly; the main body hinge bracket is arranged on the telescopic frame component.

Further, the telescopic frame assembly further comprises a second main body frame, a telescopic frame unit and a sliding support unit; the second main body frame is connected with a hinged connection lug and a lifting rotary connection lug.

Further, the plurality of groups of sliding support units are arranged between the main body bracket unit and the telescopic frame unit.

Further, the sliding support unit includes a first sliding body and a second sliding body; the first sliding body is connected to the outer periphery of the proximal end of the telescopic arm, and the second sliding body is connected to the inner periphery of the distal end of the second main body frame.

Further, a material lifting unit is arranged at the far end of the telescopic frame unit.

Further, the material lifting unit comprises a material lifting bracket, a material lifting hanging ring and a material lifting sucker small unit.

Further, the material lifting support, the material lifting hanging ring and the material lifting sucker small units can be combined at will.

Further, the material lifting sucker small unit comprises a sucker and a pneumatic control box.

Compared with the prior art, the application has at least one of the following beneficial effects:

1. the telescopic vehicle-mounted rotary lifting appliance for the lifting arm can be quickly arranged on automatic guiding and conveying equipment, and can be matched with the quick displacement of the automatic guiding and conveying equipment, so that the telescopic part can simultaneously realize multiple movement forms of telescopic, lifting, horizontal rotation and pitching rotation in a size range, and the lifting/conveying/delivering of materials can be quickly and accurately realized.

2. The telescopic vehicle-mounted rotary lifting appliance for the lifting arm has the advantages of compact structure and good overall rigidity, can realize larger bearing capacity with smaller volume, and improves the transfer efficiency.

3. The telescopic vehicle-mounted rotary lifting appliance for the lifting arm has a modularized connecting structure, can realize modularized connection with different automatic guiding and conveying equipment, and can realize lifting/conveying/delivering of different materials by modularized replacement of different material lifting units.

Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application. The objectives and other advantages of the application may be realized and attained by the structure particularly pointed out in the written description and drawings.

Drawings

The drawings are only for purposes of illustrating the embodiments and are not to be construed as limiting the application, and like reference numerals refer to like parts throughout the several views.

FIG. 1 is a schematic diagram of the overall structure of a telescopic vehicle-mounted rotary lifting appliance with a lifting arm;

FIG. 2 is a schematic view of the external appearance of the telescopic member of the present application;

FIG. 3 is a sectional view taken along the direction D-D in FIG. 2;

FIG. 4 is an enlarged schematic view of portion A of FIG. 3;

FIG. 5 is a schematic view of the overall structure of the rotary lifting member according to the present application;

FIG. 6 is a schematic diagram showing the overall structure of a rotary lifting member according to the present application;

FIG. 7 is a schematic view of a base structure of the present application;

FIG. 8 is a cross-sectional view taken along B-B in FIG. 6;

FIG. 9 is a cross-sectional view taken along line C-C of FIG. 6;

FIG. 10 is a schematic view of the outer race positioning sleeve according to the present application;

fig. 11 is a schematic view of a lifting interface structure of a telescopic boom according to the present application.

Reference numerals:

1. a telescopic member; 11. a telescoping power assembly; 111. a telescopic servo motor; 112. a telescopic speed reducer; 12. a telescoping execution assembly; 121. a telescopic nut; 122. a telescopic screw rod; 13. a telescoping frame assembly; 131. a main body holder unit; 1311. a first main body frame; 1312. a main body connecting frame; 1313. a second body frame; 1314. a main body hinge bracket; 13141. a hinge support connecting lug; 13142. lifting and rotating the connecting lug; 132. a telescopic frame unit; 1321. a telescoping arm; 1322. a screw shaft sleeve; 133. a sliding support unit; 1331. a first slider; 1332. a second slider; 14. a coupling; 161. a first slider mounting block; 162. a second slider mounting block; 17. a bearing support; 18. a telescopic bearing; 2. a rotary lifting member; 21. a lifting assembly; 211. a lifting power unit; 2111. a lifting motor; 2112. a lifting speed reducer; 212. lifting gear pair; 2121. lifting the driving gear; 2122. lifting the driven gear; 213. lifting the gear pair cover; 214. lifting gear pair cover cap; 215. a screw positioning sleeve; 216. lifting the nut; 217. a lifting bearing; 218. lifting the bearing inner ring fixing plate; 22. a rotating assembly; 221. a rotary power unit; 2211. a rotating electric machine; 2212. a rotation speed reducer; 222. rotating the gear pair; 2221. rotating the drive gear; 2222. rotating the driven gear; 223. rotating the gear pair cover; 224. rotating the supporting sleeve; 225. a rotary bearing inner ring fixing plate; 226. a rotating bearing; 23. lifting screw rods; 231. lifting the rod part of the screw rod; 232. the lifting part is hinged with the lug; 24. positioning and supporting; 241. a base; 2411. a base via; 2412. a base notch; 242. an outer ring positioning sleeve center hole; 243. rotating the driven gear mounting table; 244. a rotary bearing inner ring pressing plate mounting table; 245. a rotary bearing inner ring lower mounting table; 246. rotating the axis positioning surface of the driven gear; 25. an outer ring positioning sleeve assembly; 251. an outer ring positioning sleeve; 2511. lifting gear pair cover mounting surfaces; 2512. rotating the gear pair cover mounting surface; 2513. lifting the bearing outer ring supporting table; 2514. a rotary bearing outer ring supporting table; 2515. rotating the lifting connecting lug installation position; 252. an electrical appliance cover body; 26. rotating the lifting connecting lug; 261. rotating and lifting the connecting lug hole; 3. a hinge assembly; 31. hinging the support rod; 32. a hinged support; 4. a hoisting unit; 41. a material lifting unit; 411. a material lifting bracket; 412. a material lifting hanging ring; 413. a sucker small unit for lifting materials; 4131. a suction cup; 4132. a pneumatic control box; 42. a lifting unit of the lifting appliance; 5. a sensor; 100. an automatic guided vehicle; 1001. automatically guiding the lifting rotary table; 200. a material; 300. and a control center.

Detailed Description

The technical scheme of the telescopic vehicle-mounted rotary lifting appliance for the suspension arm disclosed by the application is specifically described below with reference to fig. 1-11. Wherein the showings are for the purpose of illustrating the principles of the application and together with the description of the embodiments thereof are not intended to limit the scope of the application.

The present embodiment provides that: in the telescopic part 1, the telescopic power assembly 11 is a front end, and the material lifting unit 41 is a far end; in the rotary elevating member 2, the base 241 is downward, and the elevating portion hinge lug 232 is upward.

As shown in fig. 1, the telescopic vehicle-mounted rotary hanger for the suspension arm of the present embodiment includes a telescopic member 1, a rotary lifting member 2, a hinge assembly 3, a lifting unit 4, and a sensor 5.

The hoisting unit 4 is connected to the telescopic component 1, and the sensor 5 is arranged on the telescopic component 1 or the material; the two ends of the hinged support assembly 3 are respectively hinged with the telescopic component 1 and the rotary lifting component 2; the bottom of the rotary elevating part 2 is provided with a positioning support 24, and the positioning support 24 is connected to the automatic guided transporting apparatus 100.

The sensor 5 may be a position sensor for transmitting a position signal of the position of the sensor 5, and the sensor 5 may be a visual sensor for transmitting a position signal of the peripheral target address acquired by the sensor 5.

The hinge support assembly 3 includes a hinge support rod 31 and a hinge support 32; the two ends of the hinged support rod 31 are hinged with the telescopic component 1 and the rotary lifting component 2 through the hinged support 32 respectively; the lifting part 2 is rotated to generate lifting movement to drive the hinge support rod 31 and the telescopic part 1 to generate linkage angle change, so that the telescopic part 1 generates pitching movement of a vertical plane; the horizontal rotation movement generated by the rotation lifting part 2 can drive the telescopic part 1 to generate horizontal rotation movement.

As shown in fig. 1 and 2, the telescopic member 1 includes a telescopic power assembly 11, a telescopic actuator assembly 12, and a telescopic frame assembly 13.

The telescopic power assembly 11 is connected with the telescopic actuating assembly 12 through a coupling 14.

The telescopic power assembly 11 includes a telescopic servo motor 111 and a telescopic speed reducer 112.

The telescopic actuating assembly 12 comprises a telescopic nut 121 and a telescopic screw 122; the telescopic nut 121 and the telescopic screw rod 122 form a screw pair; the telescopic screw 122 includes a screw mounting end and a screw portion, the screw mounting end being disposed at a proximal end of the telescopic screw 122.

The telescopic frame assembly 13 includes a main body bracket unit 131, a telescopic frame unit 132, and a sliding support unit 133; a plurality of sets of sliding support units 133 are disposed between the main body bracket unit 131 and the telescopic frame unit 132.

The body bracket unit 131 includes a first body frame 1311, a body link frame 1312, and a second body frame 1313, which are sequentially connected from the near to the far, and further includes a body hinge bracket 1314; the first body frame 1311, the body coupling frame 1312, and the second body frame 1313 each adopt a case structure having the same rectangular cross section including a square shape, wherein the first body frame 1311 and the body coupling frame 1312.

The main bodies of the telescopic servo motor 111 and the telescopic speed reducer 112 are arranged in a first main body frame 1311; the expansion/contraction speed reducer 112 is connected to an end wall surface of the first body frame proximal end where the body connection frame 1312 is abutted with the first body frame 1311.

The output shaft of the telescopic speed reducer 112 extends into the rectangular housing of the main body connecting frame 1312.

The end wall surface of the far end of the first main body frame of the main body connecting frame 1312 is connected with a bearing support seat 17, a telescopic bearing 18 is arranged in the bearing support seat 17, and the telescopic bearing 18 is used for connecting the near end of the telescopic screw rod 122; the lead screw mounting end of the telescopic lead screw 122 penetrates through the telescopic bearing 18 and penetrates into the rectangular shell of the main body connecting frame 1312.

The main body connecting frame 1312 is internally provided with a coupler 14, the proximal end of the coupler 14 is connected with the output shaft of the telescopic speed reducer 112, and the distal end of the coupler 14 is connected with the screw rod mounting end of the proximal end of the telescopic screw rod 122.

As shown in fig. 3 and 4, the second body frame 1313 is a rectangular housing structure having a distal end opened, and the second slider mounting block 162 and the body hinge bracket 1314 are coupled to the second body frame 1313; the proximal end surface of the second body frame 1313 is connected to the distal end of the body link 1312, and a plurality of sets of second slider mounting blocks 162 are connected to the outside of the distal end of the second body frame 1313.

A hanger lifting unit 42 is provided on an upper end surface of the middle portion of the second body frame 1313.

As shown in fig. 2, the lifting unit 42 is specifically a lifting ring structure, and is used to cooperate with a crown block or other lifting tool to shift the telescopic vehicle-mounted rotary lifting tool of the boom of the present application to an automatic guiding vehicle for installation, or to be detached from the automatic guiding vehicle and then shifted away from the automatic guiding vehicle.

The body hinge support 1314 is coupled to a lower end surface of the second body frame 1313; the main body hinge support 1314 is a downwardly opening slot structure.

Two sets of body attachment lugs are provided separately at opposite side wall end faces of the lower slot of the body hinge bracket 1314.

The body joint fork includes a hinge joint lug 13141 and a lifting rotation joint lug 13142 which are oppositely provided in a double-lug structure. Hinge joint lug 13141 is provided at a proximal end of main body hinge support 1314, and lifting/lowering rotation joint lug 13142 is provided at a middle portion of main body hinge support 1314.

The hinge joint lug 13141 is used to hinge the first end of the hinge rod 31 with the main body bracket unit 131 through the hinge support 32, and the lifting and lowering rotation joint lug 13142 is used to hinge the rotation lifting part 2 with the main body bracket unit 131 through the hinge support 32.

As shown in fig. 3 and 4, the telescoping frame unit 132 includes a telescoping arm 1321 and a screw shaft sleeve 1322; the screw shaft sleeve 1322 is connected to the proximal end of the telescopic arm 1321, the inner circumferential surface of the screw shaft sleeve 1322 is connected to the outer circumference of the telescopic nut 121, and the telescopic nut 121 is screwed with the telescopic screw rod 122 through threads on the inner surface of the telescopic nut 121; the distal end of the telescopic arm 1321 is connected to a material lifting unit 41.

Preferably, the rectangular cross section of the telescopic arm 1321 of the present embodiment is smaller than the rectangular cross section of the second body frame 1313, and is an arrangement similar to the rectangular cross section.

Specifically, the expansion nut 121 is screwed to the screw rod portion of the expansion screw rod 122; when the telescopic screw rod 122 rotates under the driving of the telescopic power assembly 11, the telescopic nut 121 drives the telescopic arm 1321 to generate sliding displacement in the main body hinge support 1314 relative to the main body support unit 131 along the axial direction of the screw rod shaft sleeve 1322.

The first sliding body mounting block 161 is connected to the outer periphery of the proximal end of the telescopic arm 1321; the first slider mounting block 161 is connected to the telescopic frame unit 132.

The sliding support unit 133 includes a first sliding body 1331 and a second sliding body 1332;

the first slider 1331 is coupled to the outer circumference of the proximal end of the telescopic arm 1321 by the first slider mounting block 161 and abuts against the inner circumference of the second body frame 1313;

the second slider 1332 is coupled to the inner circumference of the distal end of the second body frame 1313 by the second slider mounting block 162 and abuts against the outer circumference of the telescopic arm 1321;

the first slider 1331 and the second slider 1332 as sliders are provided correspondingly, and at least 2 pieces are provided respectively; the first sliding body 1331 and the second sliding body 1332 together support the telescopic arm 1321, and can play a role in reducing friction resistance between the telescopic arm 1321 and the second main body frame 1313, and ensure that the telescopic arm 1321 is protected by sliding body lubrication in the whole telescopic stroke.

Preferably, the first slider 1331 is partially nested and detachably coupled within the first slider mounting block 161, and the second slider 1332 is partially nested and detachably coupled within the second slider mounting block 162; the structure that part of the sliding body is nested in the sliding body mounting block can ensure that the sliding body position of the telescopic arm 1321 is stable and does not fall off in the sliding displacement process of the second main body frame 1313; the sliding body and the sliding body mounting block can be detached and connected, and the sliding body serving as a wearing part is convenient to detach and replace.

Preferably, the first sliding body 1331 and the second sliding body 1332 are self-lubricating plates, and the self-lubricating plates are oppositely arranged in pairs; the telescopic screw 122 is a ball screw.

Preferably, in this embodiment, 2 self-lubricating plates are correspondingly installed on opposite sides of the rectangular frame to support the outer wall surface of the telescopic arm 1321 from contacting with the inner wall surface of the second body frame 1313 and to enable low-damping sliding displacement in the second body frame 1313.

The sliding support unit 133 is designed to enable the telescopic arm 1321 to be smoothly displaced within the second body frame 1313.

The main body connecting frame 1312 is used as an intermediate connecting piece of the telescopic power assembly 11 and the telescopic execution assembly 12, and can realize stable torque transmission and improve material transferring capacity on the premise of not losing the rigidity of the whole structure of the telescopic part 1; meanwhile, the telescopic bearing 18 is fixedly connected to the main body connecting frame 1312, so that the inner ring of the telescopic bearing 18 carries out movable support of the power input end of the telescopic screw rod 122, and then the inner ring of the telescopic bearing is matched with the shaft coupling 14 to be connected with the screw rod mounting end of the telescopic screw rod 122, on one hand, the transmission of vibration of the telescopic power assembly 11 to the telescopic screw rod 122 can be effectively buffered, the dynamic performance of the whole shaft system is improved, the meshing precision of the telescopic screw rod 122 and the telescopic nut 121 is further optimized, and the telescopic arm 1321 driven by the telescopic nut 121 can be ensured to be displaced in a smooth manner in the second main body frame 1313; on the other hand, the axial line centering difficulty during the installation of the telescopic screw rod 122 can be reduced, and the installation and disassembly speeds can be improved.

The distal end of the telescopic arm 1321 is modularly connected with a material lifting unit 41.

As shown in fig. 2 and 3, alternatively, the material lifting unit 41 of this embodiment may be a simple lifting ring, and may directly lift the material through the hanger.

Optionally, the material lifting unit 41 in this embodiment is an array of bolts uniformly distributed radially and/or axially at the distal end of the telescopic arm 1321.

As shown in fig. 11, the material lifting unit 41 of the present embodiment is preferably a modular interface unit that can lift various materials.

Specifically, the material lifting unit 41 includes any combination of a material lifting bracket 411, a material lifting hanging ring 412, and a material lifting sucker small unit.

The material lifting hanging ring 412 and the material lifting sucker small unit 413 can be singly or respectively connected to the wall surface of the distal end of the telescopic arm 1321 directly/connected to the distal end of the telescopic arm 1321 through the material lifting bracket 411.

The material lifting bracket 411 is used for connecting the distal end of the telescopic arm 1321, and the side wall of the material lifting bracket 411 is provided with a mounting groove, so that various lifting joints can be hung.

The plurality of material lifting loops 412 can stably lift large materials.

As shown in fig. 11, the material lifting suction cup small unit 413 includes a suction cup 4131 and a pneumatic control box 4132; the input end of the pneumatic control box 4132 is connected with a high-pressure air source, and the output end of the pneumatic control box 4132 is connected with a sucker 4131. The material lifting suction cup small unit 413 can be used for transferring large thin-walled parts.

As shown in fig. 2, the material lifting unit 41 of this embodiment is a lifting fork ear.

The first body frame 1311, the body connection frame 1312, and the second body frame 1313 included in the telescopic member 1, and the telescopic arm 1321 each have a rectangular structure. So design, on the one hand be convenient for make, installation butt joint and reinforcing structural rigidity, on the other hand make things convenient for the installation and the function realization of the first slider 1331 of self-lubricating structure and the second slider 1332, can also make things convenient for flexible arm 1321 internal design, make bearing structure, further strengthen flexible arm 1321 rigidity to the bearing capacity of reinforcing transport material. The telescopic vehicle-mounted rotary lifting appliance for the lifting arm of the embodiment has the advantages of compact structure and good overall rigidity, can realize larger bearing capacity with smaller volume, and improves the transfer efficiency.

As shown in fig. 5 and 6, the rotary elevating member 2 includes an elevating assembly 21, a rotating assembly 22, an elevating screw 23, a positioning support 24, and an outer race positioning sleeve assembly 25. The bottom surface of the positioning support 24 is connected to the working surface of the automated guided transport apparatus 100

As shown in fig. 5, the outer race positioning sleeve assembly 25 includes an outer race positioning sleeve 251 and an electrical housing 252.

As shown in fig. 10, the outer ring positioning sleeve 251 has a sleeve structure, the upper end of the outer ring positioning sleeve 251 is a lifting gear pair cover mounting surface 2511, and the lower end of the outer ring positioning sleeve 251 is a rotary gear pair cover mounting surface 2512; the upper portion of the inner circle of the outer ring positioning sleeve 251 is provided with a lifting bearing outer ring supporting table 2513, the lower portion of the inner circle of the outer ring positioning sleeve 251 is provided with a rotary bearing outer ring supporting table 2514, and the periphery of the outer ring positioning sleeve 251 is provided with a rotary lifting connecting lug mounting position 2515. The rotational lifting lug mounting location 2515 is a slot structure.

The rotary lifting lug 26 of this embodiment is provided with a cambered surface-like rotary lifting lug mounting portion and a rotary lifting double lug. The rotary lifting double-connection lugs are correspondingly provided with rotary lifting connection lug holes 261.

The rotary lifting connecting lug 26 and the electric appliance cover 252 are connected to the outer circumference of the outer ring positioning sleeve 251. Specifically, the rotary lifting connecting lug 26 is connected to the notch of the rotary lifting connecting lug mounting position 2515 through the cambered rotary lifting connecting lug mounting part, so that the outer ring positioning sleeve 251 and the rotary lifting connecting lug 26 are stressed together, and the stress distribution of the outer ring positioning sleeve assembly 25 is optimized.

The electrical control portions of the lifting assembly 21 and the rotating assembly 22 are connected within the appliance casing 252.

As shown in fig. 5, 8 and 9, the lifting assembly 21, the outer ring positioning sleeve 251 and the rotating assembly 22 are sequentially connected from top to bottom, the outer ring positioning sleeve 251 and the rotating assembly 22 are connected with the positioning support 24, the upper end of the lifting screw 23 is in threaded connection with the lifting assembly 21, and the lower end of the lifting screw 23 is radially positioned by the rotating assembly 22.

As shown in fig. 8, the lifting screw 23 includes a lifting screw rod portion 231 and a lifting portion hinge lug 232.

The lifting part hinge lug 232 is provided with a lifting part hinge lug hole for being singly or cooperatively connected with a connectable and disconnectable structure on the base 241 to connect a crown block or other lifting appliance, so that the telescopic vehicle-mounted rotary lifting appliance of the suspension arm of the application can be moved to the automatic guiding device 100 for installation or moved away after being dismounted relative to the automatic guiding device 100.

The upper portion of the lifting screw rod 231 is provided with threads for connecting the lifting assembly 21, and the lower portion of the lifting screw rod 231 is a light pillar for being defined in the rotating assembly 22.

As shown in fig. 7, the positioning support 24 includes a base 241 and an outer ring positioning sleeve provided at the center of the base 241.

As shown in fig. 7, a modular fixed mounting structure can be provided on the base 241 for mating connection of the boom telescoping vehicle mounted swivel hanger of the present application to different fixed interfaces on various automated guided devices 100.

Preferably, the present embodiment provides 2 types of fixed mounting interfaces on the base 241, base vias 2411 and base slots 2412.

As shown in fig. 7, the outer ring positioning sleeve is a multi-step shaft sleeve, and the outer ring positioning sleeve comprises an outer ring positioning sleeve central hole 242, a rotary driven gear mounting table 243, a rotary bearing inner ring pressing plate mounting table 244, a rotary bearing inner ring lower mounting table 245 and a rotary driven gear shaft center positioning surface 246.

As shown in fig. 7 and 9, a rotation support sleeve 224 is connected to the outer ring positioning sleeve center hole 242, and the lower end of the lifting screw rod portion 231 of the lifting screw 23 passes through the rotation support sleeve 224 center hole. The rotary support sleeve 224 is in transition fit or clearance fit with the lower end of the lifting screw rod portion 231 so as to radially position the lower end of the lifting screw rod portion 231 of the lifting screw 23, and ensure that the lifting screw 23 is axially displaced in the lifting process.

As shown in fig. 8, the rotating driven gear mounting stage 243 is used for fixedly connecting the rotating driven gear 2222 from below; the rotary bearing inner ring lower mounting table 245 is used for limiting and fixing the lower end surface of the rotary bearing 226 inner ring from below; the rotary bearing inner ring pressing plate mounting table 244 is used for mounting the rotary bearing inner ring fixing plate 225, and the rotary bearing inner ring fixing plate 225 is used for pressing and fixing the upper end face of the inner ring of the rotary bearing 226.

As shown in fig. 8, the rotary assembly 22 includes a rotary power unit 221, a rotary gear pair 222, a rotary gear pair cover 223, a rotary support sleeve 224, a rotary bearing inner race fixing plate 225, and a rotary bearing 226.

An axial center hole of the rotation bearing 226 is positioned at the outer periphery of the rotation support sleeve 224; the inner race of the swivel bearing 226 is positioned by a swivel bearing inner race lower mounting table 245 and a swivel bearing inner race retainer plate 225. The inner race of the swivel bearing 226 is rigidly connected to the positioning support 24.

The outer ring of the rotary bearing 226 is limited by the lower end surface of a rotary bearing outer ring supporting table 2514 arranged at the lower part of the inner ring of the outer ring positioning sleeve 251. The outer race of the swivel bearing 226 is rigidly connected to the outer race positioning sleeve assembly 25.

The rotary power unit 221 is installed in the electric appliance housing 252, and the rotary power unit 221 includes a rotary motor 2211 and a rotary speed reducer 2212.

The rotation gear pair 222 includes a rotation driving gear 2221 and a rotation driven gear 2222; the rotary drive gear 2221 is connected to an output shaft of the rotary speed reducer 2212; the center hole gap of the rotary driven gear 2222 is positioned at the rotary driven gear axle center positioning surface 246 of the positioning support 24 to form radial positioning; the rotary driven gear 2222 is connected to the rotary driven gear mount 243 of the positioning support 24 to form an axial positioning. The rotary driven gear 2222 forms a rotationally fixed rigid connection with the positioning support 24.

The rotary gear pair cover 223 is connected with the mounting plate of the rotary power unit 221 and covers the upper side of the rotary gear pair 222, the rotary gear pair cover 223 is limited at the electric appliance cover 252 and is connected with the rotary gear pair cover mounting surface 2512 at the bottom end of the outer ring positioning sleeve 251, so that the rotary gear pair cover 223, the rotary power unit 221, the outer ring positioning sleeve assembly 25 and the rotary driving gear 2221 form a rotary movable rigid connector.

The rotationally movable rigid connection body can rotate around the central axis of the rotationally fixed rigid connection body relative to the rotationally driven gear 2222 under the drive of the rotationally power unit 221.

As shown in fig. 9, the lifting assembly 21 includes a lifting power unit 211, a lifting gear pair 212, a lifting gear pair cover 213, a screw positioning sleeve 215, a lifting nut 216, a lifting bearing 217, and a lifting bearing inner ring fixing plate 218.

The lifting power unit 211 is installed in the appliance housing 252, and the lifting power unit 211 includes a lifting motor 2111 and a lifting speed reducer 2112.

The lifting gear pair 212 includes a lifting driving gear 2121 and a lifting driven gear 2122; the lifting drive gear 2121 is connected to an output shaft of the lifting speed reducer 2112.

The lifting gear pair cover 213 is connected to the mounting plate of the lifting power unit 211 and covers the lifting gear pair 212.

The lifting gear pair cover 213 is a groove box structure to be turned at the lower leaning port. A lifting gear pair cover 214 is connected to the lifting gear pair cover 213, and a lifting gear pair cover main gear hole is formed in the upper part of the lifting gear pair cover 213 and is coaxial with the lifting driving gear 2121; the flanging at the lower part is connected with the mounting plate of the lifting power unit 211; the lifting gear pair cover 213 is arranged at a position coaxial with the lifting driven gear 2122, a lifting gear pair cover center hole is arranged at the upper part, a screw positioning sleeve 215 is arranged at the lifting gear pair cover center hole, a lifting nut 216 is connected at the center hole of the screw positioning sleeve 215, and a flanging at the lower part is connected with a lifting gear pair cover mounting surface 2511 of the outer ring positioning sleeve 251.

The screw positioning sleeve 215 is a sleeve with 1 outer pillow block in the middle, the upper part of the inner hole of the screw positioning sleeve 215 is connected with 1 protective sleeve, and the central hole of the protective sleeve is used for the passage of the lifting screw rod part 231 of the lifting screw 23; the lower part of the inner hole of the screw positioning sleeve 215 is fixedly connected with a lifting nut 216.

The lower end surface of the screw positioning sleeve 215 is connected with a lifting bearing inner ring fixing plate 218; the lifting bearing 217 is arranged on the periphery of the lifting nut 216; the inner ring of the lifting bearing 217 is limited and fixed between the lifting bearing inner ring fixing plate 218 and the lower end surface of the outer shaft platform of the screw positioning sleeve 215, and the lifting driven gear 2122 is fixedly connected to the upper end surface of the outer shaft platform of the screw positioning sleeve 215.

Accordingly, the lifting nut 216, the inner ring of the lifting bearing 217, the lifting bearing inner ring fixing plate 218, the screw positioning sleeve 215, and the lifting driven gear 2122 are rigidly connected to form a lifting movable rigid connection body.

When the lifting power unit 211 is started, the lifting driving gear 2121 drives the lifting driven gear 2122 to rotate, and the lifting nut 216 rotates to drive the lifting screw 23 to perform lifting motion.

An outer race of the lifting bearing 217 is defined between a lower edge of the lifting gear pair cover 213 and an upper end surface of the lifting bearing outer race support 2513 of the outer race positioning sleeve 251.

Accordingly, the lifting drive gear 2121, the outer ring of the lifting bearing 217, the outer ring positioning sleeve 251, the lifting gear pair cover 213, and the lifting power unit 211 are rigidly connected to form a lifting fixed rigid connection body.

The outer race positioning sleeve 251 is connected to the rotary gear pair cover 223 such that the lifting fixed rigid connector is connected to the rotary movable rigid connector. Therefore, the lifting assembly 21 drives the lifting screw 23 to lift, and the lifting assembly 21 can also rotate along with the rotation of the rotating movable rigid connection body of the rotating assembly 22. The telescopic part 1 connected to the rotary lifting part 2 can be designed to generate plane rotary motion and generate pitching motion under the cooperation of the hinge support assembly 3.

As shown in fig. 1, 5 and 6, both ends of the hinge rod 31 of the hinge assembly 3 are hinged to the hinge joint lug 13141 of the telescopic frame assembly 13 and the rotation lifting joint lug 26 of the rotation lifting member 2, respectively.

Specifically, two ends of the hinge rod 31 of the hinge support assembly 3 are respectively provided with hinge rod ear holes; the lower end lug hole of the hinge support rod 31 is matched with the rotary lifting connecting lug hole 261 of the rotary lifting connecting lug 26 and hinged through 1 hinge support 32; the upper end ear hole of the hinge rod 31 is matched with the hinge support connecting ear 13141 with a double-lug structure at the lower notch end face of the main body hinge support 1314, and is hinged through 1 hinge support 32.

Specifically, the lifting and rotating link 13142 of the binaural structure at the lower slot end surface of the main body hinge bracket 1314 is directly hinged to the lifting and rotating link hole of the lifting and rotating portion hinge lug 232 through the 1 hinge bracket 32.

As shown in fig. 1, the hinge rod 31, the telescopic frame assembly 13 and the rotary lifting member 2 are connected to form a three-bar mechanism by the three hinge supports 32 of E, F, G, and the telescopic member 1 can be folded up by plane rotation according to the movement of the rotary assembly 22 and pitch-up movement according to the vertical displacement of the lifting assembly 21 by the three-bar mechanism while completing the telescopic function.

The hinge rod 31 and the lifting screw 23 are replaceable members with different lengths, and the main hinge support 1314 is also a replaceable member with different sizes, or the distance between the hinge lug 13141 and the lifting rotary lug 13142 on the main hinge support 1314 is adjustable.

Hinge support connecting lugs 13141 and lifting rotary connecting lugs 13142 with different intervals are matched with hinge support rods 31 with different length sizes and lifting screw rod parts 231, so that hinge support rods 31, hinge support connecting lugs 13141 and main hinge supports 1314 with different sizes can be combined to form modularized three-connecting-rod structures with different structural sizes so as to adapt to angle adjustment of telescopic components 1 in different pitching ranges.

The telescopic vehicle-mounted rotary lifting appliance for the lifting arm of the embodiment is assembled in a modularized mode, and the requirement of the working environment for conveying different materials to different positions can be met.

The lifting mode of the telescopic vehicle-mounted rotary lifting appliance for the lifting arm is optimized, so that the lifting is more flexible and accurate, and the lifting efficiency and the lifting accuracy of the telescopic vehicle-mounted rotary lifting appliance for the lifting arm for various materials are greatly improved.

The present application is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present application are intended to be included in the scope of the present application.

Claims (10)

1. The telescopic vehicle-mounted rotary lifting appliance for the lifting arm is used for operating materials (200) and is characterized by comprising a telescopic component (1), a rotary lifting component (2), a hinged support component (3), a lifting unit (4) and a sensor (5);

the hoisting unit (4) is connected to the telescopic component (1), and the sensor (5) is arranged on the telescopic component (1) or the material (200);

the hinge support assembly (3) comprises a hinge support rod (31); the two ends of the hinge support rod (31) are respectively hinged with the telescopic component (1) and the rotary lifting component (2), and the telescopic component (1) is hinged with the rotary lifting component (2).

2. The boom telescoping on-board rotary spreader of claim 1, wherein the rotary lifting member (2) comprises a lifting assembly (21), a rotating assembly (22), a lifting screw (23), a positioning support (24) and an outer race positioning sleeve assembly (25).

3. The telescopic vehicle-mounted rotary sling according to claim 2, wherein the rotary assembly (22) is connected to a positioning support (24), and the lifting assembly (21) and the rotary assembly (22) are connected to an outer ring positioning sleeve (251) through the positioning support (24).

4. The boom telescoping on-board rotary spreader of claim 3, wherein the positioning support (24) comprises a base (241) and an outer race positioning sleeve; the outer ring locating sleeve is arranged at the center of the base (241).

5. The boom telescoping on-board rotary spreader of claim 4, wherein said outer race positioning sleeve assembly (25) comprises an outer race positioning sleeve (251); the outer ring positioning sleeve (251) is provided with a lifting bearing outer ring supporting table (2513) and a rotating bearing outer ring supporting table (2514).

6. The boom telescoping on-board rotary spreader of claim 5, wherein the rotary assembly (22) comprises a rotary power unit (221), a rotary drive gear (2221), a rotary driven gear (2222), and a rotary gear pair cover (223).

7. The boom telescoping on-vehicle rotary spreader of claim 5, wherein the lifting assembly (21) comprises a lifting power unit (211), a lifting drive gear (2121), a lifting driven gear (2122), a lifting gear pair cover (213), a screw positioning sleeve (215), a lifting nut (216), a lifting bearing (217), and a lifting bearing inner ring fixing plate (218).

8. The boom telescoping on-board rotary spreader of claim 2, wherein the lifting screw (23) comprises a lifting screw stem (231) and a lifting portion hinge lug (232); the lifting screw rod part (231) is in threaded connection with the lifting assembly (21).

9. The telescopic vehicle-mounted rotary lifting appliance according to claim 8, wherein the telescopic component (1) comprises a main body hinge bracket (1314), and a hinge connection lug (13141) and a lifting rotary connection lug (13142) are arranged on the main body hinge bracket (1314); the hinge support connecting lugs (13141) and the lifting rotary connecting lugs (13142) with different intervals are matched with the hinge support rods (31) and the lifting screw rod parts (231) with different length sizes.

10. Telescopic boom vehicle-mounted rotary spreader according to any of claims 1-9, characterized in that the telescopic part (1) is connected with a material lifting unit (41).