CN111706659A - Worm, worm gear and planet wheel combined type driving rotary lifting structure - Google Patents

Worm, worm gear and planet wheel combined type driving rotary lifting structure Download PDF

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Publication number
CN111706659A
CN111706659A CN202010614427.6A CN202010614427A CN111706659A CN 111706659 A CN111706659 A CN 111706659A CN 202010614427 A CN202010614427 A CN 202010614427A CN 111706659 A CN111706659 A CN 111706659A
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CN
China
Prior art keywords
worm
wheel
transmission
planet
cam
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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.)
Granted
Application number
CN202010614427.6A
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Chinese (zh)
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CN111706659B (en
Inventor
王玉昌
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Huizhou Jinli Intelligent Technology Co Ltd
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Huizhou Jinli Intelligent Technology Co Ltd
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Priority to CN202010614427.6A priority Critical patent/CN111706659B/en
Publication of CN111706659A publication Critical patent/CN111706659A/en
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Publication of CN111706659B publication Critical patent/CN111706659B/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H37/00Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/12Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
    • F16H37/124Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types for interconverting rotary motion and reciprocating motion
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B1/00Extensible tables
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B1/00Extensible tables
    • A47B1/08Extensible tables with extensible frames or with additional legs
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B1/00Extensible tables
    • A47B1/10Slide mechanisms
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B13/00Details of tables or desks
    • A47B13/02Underframes
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B13/00Details of tables or desks
    • A47B13/08Table tops; Rims therefor
    • A47B13/081Movable, extending, sliding table tops
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B9/00Tables with tops of variable height
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/10Photovoltaic [PV]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Retarders (AREA)
  • Gear Transmission (AREA)

Abstract

The invention relates to the technical field of smart homes, in particular to a worm and worm wheel and planet wheel combined type driving rotary lifting structure which comprises a cam driving component and a motor assembly used for driving the cam driving component to rotate and lift, wherein a planet transmission part is arranged between the motor assembly and the cam driving component, the motor assembly comprises a driving motor, the driving motor is connected with a lower shell, a worm and a worm wheel are arranged inside the lower shell, the worm is meshed with the worm wheel, the worm is connected with the driving motor, the worm wheel is provided with a transmission shaft, the end part of the transmission shaft is connected with a sun wheel, and the motor assembly is in transmission connection with the planet transmission part through the sun wheel. The invention has the advantages of small occupied space, reasonable structural design, output of different transmission ratios, good transmission stability, low noise and guarantee of good power performance and operation stability.

Description

Worm, worm gear and planet wheel combined type driving rotary lifting structure
Technical Field
The invention relates to the technical field of smart homes, in particular to a worm and worm gear and planet gear combined type driving rotary lifting structure.
Background
The existing power mechanism generally adopts a plurality of gear assemblies to be closely matched and continuously transmit so as to provide a power source, the number of parts related to the gear assemblies and the output assembly is large, the structure is complex, the parts are not convenient to assemble and disassemble, the occupied space is large, the transmission ratio cannot be changed, the noise generated during operation is large, the faults occur easily, the phenomenon of mechanism operation clamping stagnation is caused, and good power performance and operation stability cannot be guaranteed.
Disclosure of Invention
The invention aims to provide a worm and worm wheel and planet wheel combined type driving rotary lifting structure aiming at the defects of the prior art, which has the advantages of small occupied space, reasonable structural design, output of different transmission ratios, good transmission stability and low noise, and ensures good power performance and operation stability.
In order to achieve the purpose, the worm and worm wheel and planet wheel combined type driving rotary lifting structure comprises a cam driving component and a motor assembly used for driving the cam driving component to rotate and lift, a planet transmission part is arranged between the motor assembly and the cam driving component, the motor assembly comprises a driving motor, the driving motor is connected with a lower shell, a worm and a worm wheel are arranged inside the lower shell, the worm is meshed with the worm wheel, the worm is connected with the driving motor, the worm wheel is provided with a transmission shaft, the end part of the transmission shaft is connected with a sun wheel, and the motor assembly is in transmission connection with the planet transmission part through the sun wheel.
Preferably, planetary drive portion includes the mount pad, the middle part of mount pad is provided with down the connecting axle sleeve, the bottom of mount pad is provided with the planet carrier, the inside of planet carrier is provided with annular ring gear, the bottom of planet carrier is provided with the casing, go up casing and lower shell connection, the bottom of connecting axle sleeve is provided with a plurality of connecting hole down, and a plurality of connecting hole is the triangle-shaped and arranges the distribution, the connecting axle has been installed to the connecting hole, the connecting axle is connected with the planet wheel, planet wheel and annular ring gear meshing, the sun gear passes planet carrier and planet wheel meshing.
Preferably, the two ends of the transmission shaft are respectively provided with a first bearing and a second bearing, a pin shaft is arranged at the joint between the transmission shaft and the worm wheel, and a gasket is arranged between the worm wheel and the second bearing.
Preferably, the transmission shaft includes integrated into one piece's assembly section and linkage segment, the assembly section is provided with the block assembly head of being connected with the sun gear, junction between sun gear and the block assembly head is provided with connecting screw, the middle part of block assembly head be provided with connecting screw threaded connection's internal thread hole, the linkage segment is seted up with round pin hub connection's connect the via hole, the one end of linkage segment is provided with the connected groove who is connected with the gasket.
Preferably, a plurality of mounting holes are formed in the inner side wall of the lower shell, mounting screws are arranged at the connecting positions of the driving motor and the lower shell, and the mounting screws penetrate through the mounting holes to be connected with the driving motor.
Preferably, the cam driving assembly comprises a cam sleeve, a spiral groove is formed in the outer wall of the cam sleeve, a guide sleeve is arranged at the top of the cam sleeve, an oblique guide groove is formed in the outer side wall of the guide sleeve, a transmission member and a lifting member connected with the transmission member are arranged in the cam sleeve, the transmission member is provided with a cam block connected with the spiral groove in a sliding mode, the lifting member is provided with a guide rod connected with the oblique guide groove in a sliding mode, an upper connecting shaft sleeve is arranged at the bottom of the transmission member, and the upper connecting shaft sleeve is connected with a lower connecting shaft sleeve.
The invention has the beneficial effects that: the utility model provides a rotatory elevation structure of worm wheel and planet wheel combined type drive, includes cam drive subassembly for the motor assembly that the drive cam drive subassembly was rotatory and goes up and down, be provided with planetary drive portion between motor assembly and the cam drive subassembly, motor assembly includes driving motor, driving motor is connected with down the casing, the inside of casing is provided with worm and worm wheel down, worm and worm wheel meshing, the worm is connected with driving motor, the worm wheel is provided with the transmission shaft, the end connection of transmission shaft has the sun gear, motor assembly passes through the sun gear and is connected with planetary drive portion transmission.
The driving motor drives the worm to rotate, the worm is in meshing transmission with the worm wheel, so that the transmission shaft connected with the worm wheel rotates, the sun wheel is driven to rotate through the transmission shaft, the motor assembly is in transmission connection with the planetary transmission part through the sun wheel, the motor assembly is driven to rotate and lift through the planetary transmission part, the cam driving assembly is connected with the desktop movable frame, correspondingly, the desktop movable frame is driven to do rotating lifting action and rotating descending action through the cam driving assembly, the desktop movable frame is driven to upwards extend or downwards contract the desktop, the size of the desktop can be adjusted and changed, the mechanical transmission efficiency is high, the advantages of the worm wheel and the worm wheel system are integrated, and the multifunctional table has the advantages of being large in bearing capacity, large in transmission ratio, stable in working, wide in application range and the like. The invention has the advantages of small occupied space, reasonable structural design, output of different transmission ratios, good transmission stability, low noise and guarantee of good power performance and operation stability.
Drawings
Fig. 1 is a schematic structural diagram of a power mechanism according to the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is an exploded view of the cam driving assembly of the present invention.
Fig. 4 is a schematic structural diagram of the motor assembly of the present invention.
Fig. 5 is an exploded view of the motor assembly of the present invention.
Fig. 6 is a schematic structural view of a propeller shaft according to the present invention.
Fig. 7 is an exploded view of the planetary gear of the present invention.
The reference numerals include:
1-cam driving component 11-cam sleeve 12-spiral groove
13-guide sleeve 14-oblique guide groove 15-driving member
16 lifting member 17 cam block 18 guide rod
19-Upper connecting shaft sleeve
2-motor assembly 21-driving motor 22-lower shell
23-worm 24-worm wheel
25-Transmission shaft 251-Assembly section 252-connection section
253-snap fitting head 254-internal threaded hole 255-connecting through hole
256-connecting groove
26-sun gear 27-first bearing 28-second bearing
29-pin shaft 210-gasket 211-connecting screw
212-mounting hole 213-mounting screw
3-planetary transmission part 31-mounting seat 32-lower connecting shaft sleeve
33-planet carrier 34-ring gear 35-upper shell
36-connecting hole 37-connecting shaft 38-planetary gear.
Detailed Description
The present invention is described in detail below with reference to the attached drawings.
As shown in fig. 1 to 7, the worm-gear and planet-gear combined driving rotary lifting structure of the invention includes a cam driving component 1, a motor assembly 2 for driving the cam driving component 1 to rotate and lift, a planet transmission part 3 is arranged between the motor assembly 2 and the cam driving component 1, the motor assembly 2 includes a driving motor 21, the driving motor 21 is connected with a lower housing 22, a worm 23 and a worm gear 24 are arranged inside the lower housing 22, the worm 23 is engaged with the worm gear 24, the worm 23 is connected with the driving motor 21, the worm gear 24 is provided with a transmission shaft 25, an end of the transmission shaft 25 is connected with a sun gear 26, and the motor assembly 2 is in transmission connection with the planet transmission part 3 through the sun gear 26.
The driving motor 21 drives the worm 23 to rotate, the worm 23 is meshed with the worm wheel 24 for transmission, so that the transmission shaft 25 connected with the worm wheel 24 rotates, thereby driving the sun gear 26 to rotate through the transmission shaft 25, the motor assembly 2 is in transmission connection with the planet transmission part 3 through the sun gear 26, thereby realizing that the motor assembly 2 drives the cam driving component 1 to rotate and lift through the planet transmission part 3, the cam driving component 1 is connected with the table top movable frame, correspondingly realizing that the cam driving component 1 drives the table top movable frame to do rotating and lifting actions and rotating and descending actions, and then drive the desktop adjustable shelf to extend the desktop upwards or shrink the desktop downwards, can adjust the size that changes the desktop, mechanical transmission is efficient, has integrated the advantages of worm 23 worm wheel 24 and planetary gear train between them, has characteristics such as bearing capacity is big, the drive ratio is big, work is steady, application range is wide. The invention has the advantages of small occupied space, reasonable structural design, output of different transmission ratios, good transmission stability, low noise and guarantee of good power performance and operation stability.
As shown in fig. 1, 2 and 7, the planetary transmission portion 3 of this embodiment includes a mounting seat 31, the middle part of the mounting seat 31 is provided with a lower connecting shaft sleeve 32, the bottom of the mounting seat 31 is provided with a planet carrier 33, the inside of the planet carrier 33 is provided with an annular gear ring 34, the bottom of the planet carrier 33 is provided with an upper shell 35, the upper shell 35 is connected with the lower shell 22, the bottom of the lower connecting shaft sleeve 32 is provided with a plurality of connecting holes 36, the plurality of connecting holes 36 are distributed in a triangular arrangement, the connecting holes 36 are provided with a connecting shaft 37, the connecting shaft 37 is connected with a planet wheel 38, the planet wheel 38 is meshed with the annular gear ring 34, and the sun gear 26 passes through the planet carrier 33 and is. Specifically, the planetary transmission part 3 is fixedly mounted at a specific working position through the mounting seat 31, the driving motor 21 drives the sun gear 26 to rotate through the transmission structure of the worm 23 and the worm wheel 24, the three planet gears 38 are correspondingly inserted into the three connecting holes 36 through the three connecting shafts 37, so that the three planet gears 38 are distributed at the bottom of the lower connecting shaft sleeve 32 in a triangular arrangement, on one hand, the sun gear 26 is located in the middle of the three planet gears 38, the three planet gears 38 are meshed with the outer surface of the sun gear 26 and rotate around the sun gear 26, on the other hand, the planet carrier 33 is located outside the three planet gears 38, the three planet gears 38 are meshed with the inner surface of the planet carrier 33 and rotate circumferentially along the planet carrier 33, so that the three planet gears 38 are efficiently transmitted between the sun gear 26 and the planet carrier 33, the structure is compact, the transmission efficiency is high, and the, because the lower connecting shaft sleeve 32 is connected with the cam driving component 1, the cam driving component 1 is driven to rotate along with the lower connecting shaft sleeve 32, the connection is stable, and the power transmission performance is good.
As shown in fig. 4 and 5, the transmission shaft 25 of the present embodiment is provided with a first bearing 27 and a second bearing 28 at two ends thereof, a pin 29 is provided at a connection portion between the transmission shaft 25 and the worm wheel 24, and a spacer 210 is provided between the worm wheel 24 and the second bearing 28. Specifically, the two ends of the transmission shaft 25 are respectively and stably mounted between the mounting seat 31 and the lower shell 22 through the first bearing 27 and the second bearing 28, the working position of the transmission shaft 25 is supported, the friction coefficient of the transmission shaft 25 in the rotating process is reduced, the rotation precision of the transmission shaft is ensured, the worm wheel 24 is fixedly connected with the transmission shaft 25 through the pin shaft 29, and the gasket 210 is arranged between the planes of the worm wheel 24 and the second bearing 28 to enhance the sealing performance.
As shown in fig. 4, 5 and 6, the transmission shaft 25 of the present embodiment includes an assembling section 251 and a connecting section 252 which are integrally formed, the assembling section 251 is provided with a snap-fit head 253 connected with the sun gear 26, a connecting screw 211 is provided at a connection position between the sun gear 26 and the snap-fit head 253, an internal threaded hole 254 in threaded connection with the connecting screw 211 is provided at a middle portion of the snap-fit head 253, the connecting section 252 is provided with a connecting through hole 255 connected with the pin shaft 29, and one end of the connecting section 252 is provided with a connecting groove 256 connected with the gasket 210. Specifically, assembly segment 251 and linkage segment 252 integrated into one piece are in the shaft body of transmission shaft 25, assembly segment 251 is connected with sun gear 26 through block assembly head 253, connecting screw 211 passes sun gear 26 and is connected with internal thread hole 254, and then realize sun gear 26 fixed connection in the top of transmission shaft 25, round pin axle 29 passes connect through hole 255 and is connected with linkage segment 252, and then realize worm wheel 24 through round pin axle 29 and transmission shaft 25 fixed connection, connecting groove 256 and gasket 210 zonulae occludens are passed through to the one end of linkage segment 252, moreover, the steam generator is simple in structure, the installation structure is simplified, the installation connection is efficient and convenient.
As shown in fig. 1, 4 and 5, the inner side wall of the lower housing 22 of the present embodiment is provided with a plurality of mounting holes 212, a mounting screw 213 is disposed at a connection position between the driving motor 21 and the lower housing 22, and the mounting screw 213 passes through the mounting hole 212 to be connected with the driving motor 21. Specifically, four mounting screws 213 correspondingly penetrate through the four mounting holes 212 to be connected with the driving motor 21, so that the lower housing 22 and the driving motor 21 are fixedly connected, the connection is stable and reliable, and the working stability is improved.
As shown in fig. 2 and 3, the cam driving assembly 1 of the present embodiment includes a cam sleeve 11, a spiral groove 12 is formed in an outer wall of the cam sleeve 11, a guide sleeve 13 is disposed on a top portion of the cam sleeve 11, an inclined guide groove 14 is disposed on an outer side wall of the guide sleeve 13, a transmission member 15 and a lifting member 16 connected to the transmission member 15 are disposed in the cam sleeve 11, the transmission member 15 is provided with a cam block 17 slidably connected to the spiral groove 12, the lifting member 16 is provided with a guide rod 18 slidably connected to the inclined guide groove 14, an upper connecting shaft sleeve 19 is disposed at a bottom portion of the transmission member 15, and the upper connecting shaft sleeve 19 is connected to a lower connecting shaft sleeve 32. Specifically, the cam sleeve 11 is kept stationary, the transmission member 15 is connected and assembled with the table top movable frame through the cam block 17, the motor assembly 2 is connected with the upper connecting shaft sleeve 19 of the cam driving assembly 1 through the lower connecting shaft sleeve 32 to transmit power, and further drives the transmission member 15 to rotate, the transmission member 15 drives the table top movable frame to rotate through the cam block 17 on one hand, the transmission member 15 also drives the lifting member 16 to rotate to generate torque on the other hand, the lifting member 16 performs a rotation lifting or rotation lowering action along two oppositely-arranged oblique guide grooves 14 arranged on the outer side wall of the guide sleeve 13 through the guide rod 18, and further correspondingly generates an upward pulling force or a downward pushing force on the transmission member 15, so that the transmission member 15 drives the cam block 17 to perform a spiral rotation and a vertical lifting action along the spiral groove 12, and the transmission member 15 drives the table top movable frame to perform a rotation lifting or rotation lowering, finally, the movable frame of the desktop is driven to extend the desktop upwards or retract the desktop downwards, so that the size of the desktop can be adjusted and changed.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.

Claims (6)

1. The utility model provides a rotatory elevation structure of worm gear and planet wheel combined type drive which characterized in that: the motor assembly comprises a cam driving component and is used for driving the cam driving component to rotate and lift, a planetary transmission part is arranged between the motor assembly and the cam driving component, the motor assembly comprises a driving motor, the driving motor is connected with a lower shell, a worm and a worm wheel are arranged inside the lower shell, the worm and the worm wheel are meshed, the worm is connected with the driving motor, the worm wheel is provided with a transmission shaft, the end part of the transmission shaft is connected with a sun wheel, and the motor assembly is in transmission connection with the planetary transmission part through the sun wheel.
2. The worm and worm gear and planet wheel combined type driving rotary lifting structure as claimed in claim 1, wherein: planetary drive portion includes the mount pad, the middle part of mount pad is provided with down the connecting axle sleeve, the bottom of mount pad is provided with the planet carrier, the inside of planet carrier is provided with annular ring gear, the bottom of planet carrier is provided with the casing, go up casing and lower body coupling, the bottom of connecting axle sleeve is provided with a plurality of connecting hole down, and a plurality of connecting hole is triangle-shaped and arranges the distribution, the connecting axle has been installed to the connecting hole, the connecting axle is connected with the planet wheel, planet wheel and annular ring gear meshing, the sun gear passes planet carrier and planet wheel meshing.
3. The worm and worm gear and planet wheel combined type driving rotary lifting structure as claimed in claim 1, wherein: the two ends of the transmission shaft are respectively provided with a first bearing and a second bearing, a pin shaft is arranged at the joint between the transmission shaft and the worm wheel, and a gasket is arranged between the worm wheel and the second bearing.
4. The worm-gear and planet-wheel combined type driving rotary lifting structure as claimed in claim 3, wherein: the transmission shaft includes integrated into one piece's assembly section and linkage segment, the assembly section is provided with the block assembly head of being connected with the sun gear, junction between sun gear and the block assembly head is provided with connecting screw, the middle part of block assembly head be provided with connecting screw threaded connection's internal thread hole, the linkage segment seted up with round pin hub connection's connect the via hole, the one end of linkage segment is provided with the connected groove who is connected with the gasket.
5. The worm and worm gear and planet wheel combined type driving rotary lifting structure as claimed in claim 1, wherein: a plurality of mounting hole has been seted up to the inside wall of casing down, the junction between driving motor and the casing down is provided with the mounting screw, the mounting screw passes the mounting hole and is connected with driving motor.
6. The worm-gear and planet-wheel combined type driving rotary lifting structure as claimed in claim 2, characterized in that: the cam driving assembly comprises a cam sleeve, a spiral groove is formed in the outer wall of the cam sleeve, a guide sleeve is arranged at the top of the cam sleeve, an oblique guide groove is formed in the outer side wall of the guide sleeve, a transmission piece and a lifting piece connected with the transmission piece are arranged in the cam sleeve, the transmission piece is provided with a cam block connected with the spiral groove in a sliding mode, the lifting piece is provided with a guide rod connected with the oblique guide groove in a sliding mode, an upper connecting shaft sleeve is arranged at the bottom of the transmission piece, and the upper connecting shaft sleeve is connected with a lower connecting shaft sleeve.
CN202010614427.6A 2020-06-30 2020-06-30 Worm and worm wheel and planet wheel combined type driving rotary lifting structure Active CN111706659B (en)

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Application Number Priority Date Filing Date Title
CN202010614427.6A CN111706659B (en) 2020-06-30 2020-06-30 Worm and worm wheel and planet wheel combined type driving rotary lifting structure

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Application Number Priority Date Filing Date Title
CN202010614427.6A CN111706659B (en) 2020-06-30 2020-06-30 Worm and worm wheel and planet wheel combined type driving rotary lifting structure

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CN111706659A true CN111706659A (en) 2020-09-25
CN111706659B CN111706659B (en) 2022-05-31

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022142454A1 (en) * 2020-12-29 2022-07-07 杭州海康机器人技术有限公司 Lifting device and automated guided vehicle

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Publication number Priority date Publication date Assignee Title
EP1437067A1 (en) * 2003-01-08 2004-07-14 Casprini Gruppo Industriale S.p.A. A furniture set, including two hydraulically connected pieces of furniture
US20050155443A1 (en) * 2004-01-20 2005-07-21 Krozek Jeffrey C. Helical cam device and method
CN102669936A (en) * 2012-05-25 2012-09-19 河海大学常州校区 Novel extensible type round table driven by mechanical mechanism
EP2772153A1 (en) * 2013-01-11 2014-09-03 Shin Chia Chang Plastics Co., Ltd. Lipstick case lipstick body lift seat anti-slipped structure
CN204764069U (en) * 2015-04-16 2015-11-18 张俏卿 Desk of desktop expansible
CN205390784U (en) * 2015-12-11 2016-07-27 宗继龙 Rotatable tensile table platform
CN209677755U (en) * 2019-01-30 2019-11-26 东莞市典锐实业有限公司 A kind of rotation and lifting extension round table
CN210142956U (en) * 2019-07-22 2020-03-13 东莞市萌趣电子科技有限公司 Telescopic rotary machine core

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1437067A1 (en) * 2003-01-08 2004-07-14 Casprini Gruppo Industriale S.p.A. A furniture set, including two hydraulically connected pieces of furniture
US20050155443A1 (en) * 2004-01-20 2005-07-21 Krozek Jeffrey C. Helical cam device and method
CN102669936A (en) * 2012-05-25 2012-09-19 河海大学常州校区 Novel extensible type round table driven by mechanical mechanism
EP2772153A1 (en) * 2013-01-11 2014-09-03 Shin Chia Chang Plastics Co., Ltd. Lipstick case lipstick body lift seat anti-slipped structure
CN204764069U (en) * 2015-04-16 2015-11-18 张俏卿 Desk of desktop expansible
CN205390784U (en) * 2015-12-11 2016-07-27 宗继龙 Rotatable tensile table platform
CN209677755U (en) * 2019-01-30 2019-11-26 东莞市典锐实业有限公司 A kind of rotation and lifting extension round table
CN210142956U (en) * 2019-07-22 2020-03-13 东莞市萌趣电子科技有限公司 Telescopic rotary machine core

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022142454A1 (en) * 2020-12-29 2022-07-07 杭州海康机器人技术有限公司 Lifting device and automated guided vehicle

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