WO2021248632A1 - Structure de bâti de machine de palan à chaîne intelligente - Google Patents

Structure de bâti de machine de palan à chaîne intelligente Download PDF

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Publication number
WO2021248632A1
WO2021248632A1 PCT/CN2020/102718 CN2020102718W WO2021248632A1 WO 2021248632 A1 WO2021248632 A1 WO 2021248632A1 CN 2020102718 W CN2020102718 W CN 2020102718W WO 2021248632 A1 WO2021248632 A1 WO 2021248632A1
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WO
WIPO (PCT)
Prior art keywords
wall panel
right wall
left wall
smart
servo motor
Prior art date
Application number
PCT/CN2020/102718
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English (en)
Chinese (zh)
Inventor
洪军
王智军
何本益
Original Assignee
温岭市明华齿轮有限公司
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 温岭市明华齿轮有限公司 filed Critical 温岭市明华齿轮有限公司
Publication of WO2021248632A1 publication Critical patent/WO2021248632A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D3/00—Portable or mobile lifting or hauling appliances
    • B66D3/18—Power-operated hoists
    • B66D3/20—Power-operated hoists with driving motor, e.g. electric motor, and drum or barrel contained in a common housing
    • B66D3/22—Power-operated hoists with driving motor, e.g. electric motor, and drum or barrel contained in a common housing with variable-speed gearings between driving motor and drum or barrel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D3/00—Portable or mobile lifting or hauling appliances
    • B66D3/18—Power-operated hoists
    • B66D3/26—Other details, e.g. housings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium

Definitions

  • the invention belongs to the technical field of intelligent auxiliary lifting devices, and relates to a frame structure of an intelligent hoist.
  • Smart hoists are widely used in automotive assembly lines, precise assembly of industrial equipment, precision machine tool loading and unloading in machining workshops, and material handling.
  • the smart hoist can realize precise alignment assembly, fast and accurate movement and handling, intelligent induction of operator actions, overload protection, power failure protection, anti-rebound technology and so on.
  • the smart hoist is mainly composed of servo motor, precision planetary reducer, servo motor driver, main control module, control handle, drum and frame, steel wire rope, hook and other components.
  • the servo motor drives the precision planetary reducer to drive the drum and steel wire rope.
  • the connection between the drum and the reducer in the existing smart hoist is relatively complicated, resulting in a relatively large drum diameter and a correspondingly larger frame structure.
  • the frame structure of smart hoist at home and abroad usually adopts integral aluminum alloy casting, and the structure design is more complicated and the cost is higher.
  • Chinese Patent discloses a main structure of a mechanical assist arm, including a motor, a chassis, a load cell and a wire rope.
  • the chassis is equipped with a reducer, a reducer cover and Winding reel, the wire rope is wound on the reel, the case is an integral box structure, the reducer is fixedly connected with the output end of the motor, the reducer is covered with a reducer sleeve, and the reducer sleeve is fixed with a winding wire through the bearing sleeve Reel; the two ends of the winding reel are respectively tightened by a small bearing flange and a top tightening plate, the small bearing flange is sleeved with the output shaft of the reducer, and the top tightening plate is sleeved with the reducer body; the two sides of the chassis are respectively There is a large bearing flange for fixing the small bearing flange and the reducer
  • the chassis is used as the main supporting structure, and its assembly is not convenient enough.
  • the present invention provides a rack structure for a smart gourd.
  • the technical problem to be solved by the present invention is: how to provide a rack structure with a simple structure, convenient assembly, and stable and reliable rack structure to install smart gourd.
  • a rack structure of a smart hoist the smart hoist includes a servo motor and a drum, and a steel wire rope is wound on the drum.
  • a number of connecting columns are provided between the wall panel and the right wall panel, one end of the connecting column is fixedly connected to the left wall panel near the edge by bolts, and the other end of the connecting column is fixedly connected to the left wall panel by bolts.
  • the right wall panel is close to the edge; the roller is rotatably arranged between the left wall panel and the right wall panel, and the two ends of the roller are respectively connected to the middle positions of the left wall panel and the right wall panel,
  • the servo motor is fixedly connected to the outer surface of the right wall panel, and the output shaft of the servo motor penetrates the right wall panel and extends between the left wall panel and the right wall panel; the servo motor
  • the output shaft is connected with the drum and can drive it to rotate.
  • a frame structure is designed to install the smart hoist, and the reducer, servo motor and main control module are all installed on the frame type rack.
  • the overall structure design is relatively simple, and the left wall The board and the right wall panel are connected by multiple connecting posts.
  • the connecting posts are bolted to the left and right wall panels by bolts, which are convenient for installation and disassembly.
  • the connecting posts are located on the four peripheral edges, which not only play a role in connecting and fixing, but also can align the middle part.
  • the roller in the center plays a protective role; the roller in the middle also plays a role in connecting and positioning.
  • the frame is simple and compact in structure, easy to manufacture, compact in size, and lighter in weight, making the entire smart hoist lower in cost; the entire smart hoist is easy to assemble, stable and reliable.
  • a bottom plate is also fixed between the bottoms of the left wall panel and the right wall panel, the bottom plate is provided with a waist-shaped through hole, and the bottom of the bottom plate is fixedly provided with downward facing
  • the upper and lower ends of the protective tube pass through, the upper end of the protective tube corresponds to the waist-shaped through hole, and the outer end of the steel wire rope on the drum passes through the waist-shaped through hole and the drum downwards extend. This guides and protects the wire rope.
  • the lower end of the protective tube is cylindrical, the upper end of the protective tube is flat, and the size and shape of the upper end port of the protective tube and the waist-shaped through hole Match;
  • the upper end of the protective tube has a flange, and the flange is screwed to the bottom of the bottom plate by bolts.
  • the left wall panel and the right wall panel are both rectangular structures, the left wall panel and the right wall panel are equal in size and they are arranged opposite each other, and the two connecting columns The ends abut against the inner sides of the left wall panel and the right wall panel respectively, and the bolts are inserted into the inner side of the left wall panel and/or the right wall panel from the outer side surface thereof and bolted to the end of the connecting column Department.
  • the bottom plate is also a rectangular structure, both ends of the bottom plate are fixed to the bottom of the left wall panel and the right wall panel by bolts, and the waist-shaped through hole is close to the bottom of the left wall panel and the right wall panel.
  • the length of the waist-shaped through hole and the upper end port of the protective tube matches the length of the area on the drum where the steel wire rope can be wound.
  • the connecting columns are distributed on the upper and lower sides of the left wall panel and/or the right wall panel, wherein the upper side of the left wall panel and/or the right wall panel is at least side by side
  • Three of the connecting columns are distributed at intervals, and at least two of the connecting columns are distributed on the lower side of the left wall panel and/or the right wall panel.
  • a left mounting hole is opened in the middle of the left wall panel, a bearing sleeve is fixed at the left mounting hole, and a left flange is fixed at one end of the drum, so The end of the left flange is rotatably connected with the bearing sleeve through a transition flange and a left bearing; a right mounting hole is opened in the middle of the right wall panel, and a right mounting hole is fixedly arranged at the right mounting hole of the right wall panel.
  • a flange, a planetary reduction gear set is arranged in the drum, the output shaft of the servo motor passes through the right flange and is connected to the central sun gear shaft in the planetary reduction gear set, and the planetary reduction
  • the planetary gears in the gear set mesh with the gears on the inner wall of the drum.
  • a cover is fixed on the outer side of the left wall panel and the right wall panel; the servo motor is located in the cover, and the cover is provided with heat dissipation holes. The cover prevents foreign matter from entering the drum.
  • the frame of the present invention is simple and compact in structure, easy to manufacture, compact in size, and lighter in weight, making the entire smart hoist lower in cost; the entire smart hoist is easy to assemble, stable and reliable.
  • Figure 1 is a schematic diagram of the three-dimensional structure of the rack structure.
  • Figure 2 is a schematic diagram of the three-dimensional structure of the frame structure with the cover removed.
  • Figure 3 is a schematic diagram of the exploded structure of the frame structure with the cover removed.
  • Figure 4 is a schematic sectional view of the frame structure with the cover removed.
  • the smart hoist includes a servo motor 1 and a drum 2.
  • the drum 2 is wound with a steel wire rope 3.
  • the frame structure includes a left wall panel 4 and a right wall panel 5 arranged in parallel and spaced apart, and a left wall panel 4 Several connecting columns 6 are provided between the right wall panel and the right wall panel 5.
  • One end of the connecting column 6 is fixed to the left wall panel 4 near the edge by a bolt 7 and the other end of the connecting column 6 is fixed to the right wall by a bolt 7
  • the position on the board 5 near the edge; the roller 2 is rotated between the left wall panel 4 and the right wall panel 5, and the two ends of the roller 2 are respectively connected to the middle positions of the left wall panel 4 and the right wall panel 5, and the servo motor 1 is fixed
  • Connected to the outer side of the right wall panel 5 and the output shaft of the servo motor 1 penetrates the right wall panel 5 and extends between the left wall panel 4 and the right wall panel 5;
  • the output shaft of the servo motor 1 is connected to the drum 2 and It can drive it to rotate;
  • the outer side of the left wall panel 4 and the right wall panel 5 is also fixed with a cover 15; the servo motor 1 is located in the cover 15 and the cover 15 is provided with a heat dissipation hole 15a.
  • a frame-type structure is designed to install the smart hoist.
  • the reducer, servo motor 1, and main control module are all installed on the frame-type rack.
  • the overall structure design is relatively simple.
  • the wall panel 5 is connected by a plurality of connecting columns 6, and the connecting columns 6 are bolted to the left wall panel 4 and the right wall panel 5 by bolts 7, which is convenient for installation and disassembly.
  • the connecting columns 6 are located along the four peripheral edges, which not only play a role in connection and fixation, It can also protect the roller 2 in the middle; the roller 2 in the middle also plays a role in connecting and positioning.
  • the frame is simple and compact in structure, easy to manufacture, compact in size, and lighter in weight, making the entire smart hoist lower in cost; the entire smart hoist is easy to assemble, stable and reliable.
  • a bottom plate 8 is also fixed between the bottoms of the left wall panel 4 and the right wall panel 5, the bottom plate 8 is provided with a waist-shaped through hole 8a, and the bottom of the bottom plate 8 is fixed.
  • a downward protection tube 9 is provided and the upper and lower ends of the protection tube 9 pass through.
  • the upper end of the protection tube 9 corresponds to the waist-shaped through hole 8a.
  • the outer end of the steel wire 3 on the drum 2 passes through the waist-shaped through hole 8a and the drum 2.
  • the lower end of the protective tube 9 is cylindrical, the upper end of the protective tube 9 is flat, and the upper end port of the protective tube 9 matches the size and shape of the waist-shaped through hole 8a;
  • the upper end of the protective tube 9 has a flange 9a, the flange 9a is screwed to the bottom of the bottom plate 8 by bolts 7;
  • the left wall panel 4 and the right wall panel 5 are both rectangular structures, the left wall panel 4 and the right wall panel 5 are equal in size and they are arranged oppositely and connected
  • the two ends of the column 6 abut against the inner side of the left wall 4 and the right wall 5 respectively, and the bolt 7 is inserted into the inner side of the left wall 4 and/or the right wall 5 from the outer side of the left wall 4 and/or the right wall 5 and bolted to the connecting column 6
  • the bottom plate 8 is also a rectangular structure, the two ends of the bottom plate 8 are fixed to the bottom of the left wall plate 4 and the right wall plate 5 by bolts 7, the waist-shaped through
  • the middle of the left wall plate 4 is provided with a left mounting hole 4a, a bearing sleeve 10 is fixed at the left mounting hole 4a, a left flange 11 is fixed at one end of the drum 2, and a left flange
  • the end of the disk 11 is rotatably connected with the bearing sleeve 10 through the transition flange 16 and the left bearing 12;
  • the right mounting hole 5a is opened in the middle of the right wall panel 5, and the right mounting hole 5a of the right wall panel 5 is fixedly provided with a right flange
  • a planetary reduction gear set 14 is arranged in the drum 2, and the output shaft of the servo motor 1 passes through the right flange plate 13 and is connected to the planetary reduction gear set 14.
  • the planetary reduction gear set 14 includes a central sun gear shaft 14a, one end of the central sun gear shaft 14a is connected to the output shaft of the servo motor 1 through a coupling, and the other end of the central sun gear shaft 14a One end is connected with the end of the left flange 11 through a bearing one, the inner wall of the drum 2 has gears, and the planetary gears 14b in the planetary reduction gear set 14 mesh with the gears on the inner wall of the drum 2.
  • the outer space of the central sun gear shaft 14a is sleeved with a primary planetary gear carrier and a secondary planetary gear carrier, one end of the secondary planetary gear carrier is fixedly connected to the right flange 13, and the outer peripheral surface of the secondary planetary gear carrier is connected to the drum 2
  • the inner walls are rollingly connected by a right bearing
  • the inner wall of the secondary planetary gear carrier and the central sun gear shaft 14a are rotatably connected by bearing two
  • the primary planetary gear carrier is provided with three primary planetary gears
  • the secondary planetary gear carrier is There are three two-stage planetary gears.
  • the first-stage sun gear is fixed on the first-stage central sun gear shaft 14a.
  • the first-stage sun gear meshes with the three-stage planetary gears on the first-stage planetary gear carrier.
  • a two-stage sun gear shaft is fixed on one side, and a two-stage sun gear is fixed on the two-stage sun gear shaft.
  • the two-stage sun gear meshes with three two-stage planetary gears on the two-stage planetary gear carrier, and the first-stage planetary gear And the secondary planetary gear meshes with the gear on the inner wall of the drum 2.
  • the outer circumference of the drum 2 is provided with a spiral rope groove; the drum 2 is also covered with a pressure plate and a nylon plate, the inner side of the right flange 13 is fixedly connected with a transition sleeve, and one end of the pressure plate is fixedly connected with the transition sleeve.
  • the inner middle part of the right flange 13 has a cylinder extending inward, an oil seal one is arranged between the transition sleeve and the outer peripheral surface of the cylinder, and an oil seal cover is also provided between the oil seal one and the transition sleeve.
  • An oil seal 2 is provided between the inner wall of the secondary planetary gear carrier and the central sun gear shaft 14a, and the oil seal 2 is located outside the bearing 2.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Transmission Devices (AREA)

Abstract

Structure de bâti de machine d'un palan à chaîne intelligente associée au domaine technique des palans à chaîne électrique. La structure résout le problème technique posé par le prix élevé de structures de bâtis de machine de palans à chaîne intelligente existants. Le palan à chaîne intelligente comprend un servomoteur (1) et un rouleau (2). Un câble d'acier (3) est enroulé sur le rouleau (2). La structure de bâti de machine comprend un panneau de paroi gauche (4) et un panneau de paroi droit (5) parallèles disposés selon un intervalle. Plusieurs colonnes de raccordement (6) sont disposées entre le panneau de paroi gauche (4) et le panneau de paroi droit (5). Les colonnes de raccordement (6) sont raccordées d'une manière fixe sur une extrémité à des positions à proximité des bords sur le panneau de paroi gauche (4) par des boulons (7) ; les colonnes de raccordement (6) sont fixement raccordées sur l'autre extrémité à des positions à proximité des bords sur le panneau de paroi droit (5) par des boulons (7). Le rouleau (2) est disposé de manière à pouvoir rouler entre le panneau de paroi gauche (4) et le panneau de paroi droit (5), et le rouleau (2) est raccordé de chaque côté respectivement à la position médiane du panneau de paroi gauche (4) et à la position du panneau de paroi droit (5). Le servomoteur (1) est fixement raccordé sur la surface extérieure du panneau de paroi droit (5), et un arbre de sortie du servomoteur (1) s'étend à travers le panneau de paroi droit (5) et s'étend entre le panneau de paroi gauche (4) et le panneau de paroi droit (5). L'arbre de sortie du servomoteur (1) est raccordé au rouleau (2) et peut entraîner ce dernier en rotation. La structure de bâti de machine est structuralement simple et fiable et est peu coûteuse.
PCT/CN2020/102718 2020-06-10 2020-07-17 Structure de bâti de machine de palan à chaîne intelligente WO2021248632A1 (fr)

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CN202010524620.0 2020-06-10
CN202010524620.0A CN111573549B (zh) 2020-06-10 2020-06-10 一种智能葫芦的机架结构

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4310770A1 (de) * 1993-04-02 1994-10-06 Krupp Industrietech Motorseilwinde
CN2416083Y (zh) * 2000-01-13 2001-01-24 南京起重机械总厂 一种电动葫芦
CN103508361A (zh) * 2013-10-24 2014-01-15 贾新天 便携式直流电动葫芦
CN204727530U (zh) * 2015-05-21 2015-10-28 河南省中原凌空起重设备有限公司 一种电动葫芦安装架
CN206645749U (zh) * 2017-03-30 2017-11-17 河南大桥重工机械有限公司 电动葫芦式多层缠绕卷扬机
CN207404757U (zh) * 2017-09-06 2018-05-25 平潭诚信智创科技有限公司 一种吊篮用升降设备
CN210117189U (zh) * 2019-05-14 2020-02-28 保定卓恒机械制造有限公司 一种生产安全的小型电动葫芦
CN212246045U (zh) * 2020-06-10 2020-12-29 温岭市明华齿轮有限公司 一种智能葫芦的机架结构

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2210175Y (zh) * 1994-06-09 1995-10-18 曾绍强 整体提升脚手架用提升机
CN204508652U (zh) * 2015-02-10 2015-07-29 湖北金仕伟智能装备技术有限公司 一种智能钢丝绳电动葫芦

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4310770A1 (de) * 1993-04-02 1994-10-06 Krupp Industrietech Motorseilwinde
CN2416083Y (zh) * 2000-01-13 2001-01-24 南京起重机械总厂 一种电动葫芦
CN103508361A (zh) * 2013-10-24 2014-01-15 贾新天 便携式直流电动葫芦
CN204727530U (zh) * 2015-05-21 2015-10-28 河南省中原凌空起重设备有限公司 一种电动葫芦安装架
CN206645749U (zh) * 2017-03-30 2017-11-17 河南大桥重工机械有限公司 电动葫芦式多层缠绕卷扬机
CN207404757U (zh) * 2017-09-06 2018-05-25 平潭诚信智创科技有限公司 一种吊篮用升降设备
CN210117189U (zh) * 2019-05-14 2020-02-28 保定卓恒机械制造有限公司 一种生产安全的小型电动葫芦
CN212246045U (zh) * 2020-06-10 2020-12-29 温岭市明华齿轮有限公司 一种智能葫芦的机架结构

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