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CN106698243B - Elevating mechanism - Google Patents

Elevating mechanism Download PDF

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Publication number
CN106698243B
CN106698243B CN201710029816.0A CN201710029816A CN106698243B CN 106698243 B CN106698243 B CN 106698243B CN 201710029816 A CN201710029816 A CN 201710029816A CN 106698243 B CN106698243 B CN 106698243B
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CN
China
Prior art keywords
bearing seat
lead screw
sliding block
axis
guide rod
Prior art date
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Active
Application number
CN201710029816.0A
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Chinese (zh)
Other versions
CN106698243A (en
Inventor
宋瑞宏
陈杰
古志辉
史文杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wenzhou Dongtou District Private Enterprise Association
Original Assignee
Changzhou University
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Filing date
Publication date
Application filed by Changzhou University filed Critical Changzhou University
Priority to CN201710029816.0A priority Critical patent/CN106698243B/en
Publication of CN106698243A publication Critical patent/CN106698243A/en
Application granted granted Critical
Publication of CN106698243B publication Critical patent/CN106698243B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/28Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F2700/00Lifting apparatus
    • B66F2700/09Other lifting devices

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Bearings For Parts Moving Linearly (AREA)
  • Seats For Vehicles (AREA)

Abstract

The present invention relates to lift technique fields, especially a kind of elevating mechanism, including pedestal and two columns being set on the base, lead screw is rotatably equipped on pedestal, bearing seat is threaded on lead screw, the both ends of bearing seat are provided with sliding block, bearing seat is slidably connected by sliding block and column, fine regulating device is provided between the end and sliding block of bearing seat, bearing seat by fine regulating device can opposing slider rotate around X-axis and Y-axis, its sliding block bearing seat of elevating mechanism of the present invention is in lifting process, when encountering guide rail or lead screw bending deformation section, it is deviated by the bending direction of fine regulating device direction guiding rail or lead screw, certain gap is compensated with this to change position of the sliding block with respect to bearing seat, there is a phenomenon where stuck when effectively preventing sliding block by guide rail or lead screw bending deformation section, maintain the balance lifting of bearing seat.

Description

Elevating mechanism
Technical field
The present invention relates to lift technique field, especially a kind of elevating mechanism.
Background technique
It is equipped with hoisting mechanism in existing many large-scale workshops, for the handling carrying vehicles such as place and fork truck of storing in a warehouse Mating progress cargo quick despatch, existing lead screw hoisting mechanism generally comprise lead screw, sliding block and guide rail, sliding block and lead screw It is slidably connected while threaded connection with guide rail, since the straightness of guide rail certainly exists error, and due to the shadow of applying working condition It rings, as the operation guide rail or lead screw of hoisting mechanism can generate a degree of bending deformation, causes sliding block stuck, as to how The bending deformation of guide rail or lead screw is prevented, just the material to lead screw and guide rail and manufacturing process propose very high requirement for this, existing Some ways are usually that high performance material and special technique is selected to produce and manufacture lead screw and guide rail, so that lead screw and guide rail Performance with higher itself, is unlikely to deform, and this way is the problem is that need the aobvious of more Innovation Input and cost It writes and increases.
Summary of the invention
The technical problem to be solved by the present invention is in order to solve the operation guide rail or silk with hoisting mechanism in the prior art Thick stick can generate a degree of bending deformation, cause sliding block stuck, now provide a kind of elevating mechanism, which can be accurate It controls adjustable height and maintains balance in handling of heavy goods, anti-limited slip block is stuck.
The technical solution adopted by the present invention to solve the technical problems is: a kind of elevating mechanism, including pedestal and setting exist Two columns on pedestal are rotatably equipped with lead screw on the pedestal, bearing seat, the carrying are threaded on the lead screw Seat both ends be provided with sliding block, the bearing seat is slidably connected by sliding block and the column, the end of the bearing seat and Be provided with fine regulating device between sliding block, the bearing seat by fine regulating device can opposing slider rotate around X-axis and Y-axis.
The fine regulating device at bearing seat both ends can provide certain floating in this programme, bearing seat in lifting process, When encountering guide rail or lead screw bending deformation section, is deviated by the bending direction of fine regulating device direction guiding rail or lead screw, mended with this Certain gap is repaid to change position of the sliding block with respect to bearing seat, effectively prevents sliding block by guide rail or lead screw bending deformation There is a phenomenon where stuck when section.
Further, the fine regulating device includes connecting joint, is turned between one end and bearing seat of the connecting joint Dynamic to be provided with the first rotating shaft in the same direction with X-axis, rotation is provided in the same direction with Y-axis between the other end and sliding block of the connecting joint The second shaft.
Further, it is provided with guide rod on the inside of the column, is offered on the outside of the sliding block and the guide rod The sliding slot to match.
Preferably, the section of the guide rod is rounded.
In order to improve the service life of column, further, cross section is provided between the column and guide rod in cone The pedestal of shape offers the cone tank of outward opening on the outside of the sliding slot, and the small end of the cone tank is close to the sliding slot, institute The tapered surface for stating cone tank is bonded with the tapered surface of pedestal, and being bonded by the tapered surface of cone tank with the tapered surface of pedestal can incite somebody to action Lateral load that bearing seat is transmitted applies on the base, and guide rod is avoided to bend due to by biggish lateral load change Shape.
Preferably, the lead screw is ball-screw.
The beneficial effects of the present invention are: its sliding block bearing seat of elevating mechanism of the present invention is in lifting process, when encountering guide rail Or when lead screw bending deformation section, by the bending direction of fine regulating device direction guiding rail or lead screw deviate, with this compensate it is certain between Gap changes position of the sliding block with respect to bearing seat, blocks when effectively preventing sliding block by guide rail or lead screw bending deformation section Dead phenomenon maintains the balance lifting of bearing seat, it is ensured that the orderly progress of lift work.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the schematic three dimensional views of elevating mechanism of the present invention;
Fig. 2 is the schematic side view of elevating mechanism of the present invention;
Fig. 3 be in Fig. 2 A-A to schematic cross-sectional view;
Fig. 4 is B-B direction schematic cross-sectional view in Fig. 2;
Fig. 5 is the assembling schematic diagram of bearing seat, fine regulating device and sliding block in elevating mechanism of the present invention;
Fig. 6 is the schematic diagram of connecting joint in elevating mechanism of the present invention;
Fig. 7 is the schematic diagram of bearing seat in elevating mechanism of the present invention.
In figure: 1, pedestal, 2, column, 3, lead screw, 4, bearing seat, 401, waist-shaped hole, 5, sliding block, 501, sliding slot, 502, cone Shape slot, 6, fine regulating device, 601, connecting joint, 602, first rotating shaft, the 603, second shaft, 7, guide rod, 8, pedestal, 9, electricity Machine.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention, direction and referring to (for example, Upper and lower, left and right, etc.) can be only used for helping the description to the feature in attached drawing.Therefore, it is not adopted in restrictive sense With following specific embodiments, and claimed theme is only limited by appended claims and its equivalent form Range.
Embodiment 1
As shown in figs. 1-7, a kind of elevating mechanism, including pedestal 1 and two columns 2 being arranged on pedestal 1, on pedestal 1 It is rotatably equipped with lead screw 3, lead screw 3 is ball-screw, is threaded with bearing seat 4 on lead screw 3, the both ends of bearing seat 4 are respectively provided with There is sliding block 5, bearing seat 4 is slidably connected by sliding block 5 with column 2, is provided with fine adjustment between the end and sliding block 5 of bearing seat 4 Device 6, bearing seat 4 by fine regulating device 6 can opposing slider 5 rotate around X-axis and Y-axis, be fixed with servo motor 9 on pedestal 1, Servo motor 9 and lead screw 3 are sequentially connected.
Fine regulating device 6 include connecting joint 601, between one end and bearing seat 4 of connecting joint 601 rotation be provided with X-axis first rotating shaft 602 in the same direction, rotation is provided with second in the same direction with Y-axis between the other end and sliding block 5 of connecting joint 601 Shaft 603 offers the waist-shaped hole 401 to match with first rotating shaft 602, the length direction and Y of waist-shaped hole 401 on bearing seat 4 Axis is parallel, and waist-shaped hole 401 is that connecting joint 601 provides certain activity, and be conducive to connecting joint 601, first rotating shaft 602 and Installation between bearing seat 4.
The inside of column 2 is provided with guide rod 7, and the outside of sliding block 5 offers the sliding slot 501 to match with guide rod 7, leads It is rounded to the section of bar 7.
Be provided with the tapered pedestal 8 in cross section between column 2 and guide rod 7, the outside of sliding slot 501 offer opening to Outer cone tank 502, the small end of cone tank 502 is close to sliding slot 501, the tapered surface of cone tank 502 and the taper face paste of pedestal 8 It closes, the lateral load that bearing seat 4 is transmitted can be applied on pedestal 8 by sliding block 5, avoid guide rod 7 because by biggish side It occurs bending and deformation to load.
Servo motor 9 drives 3 positive and negative rotation of lead screw, realizes bearing seat 4 in sliding block 5 and the limit lower edge silk of guide rod 7 with this The axis direction of thick stick 3 is gone up and down, when encountering 3 bending deformation section of guide rod 7 or lead screw, by connecting joint 601 to guide rod 7 or The bending direction of lead screw 3 deviates, and compensates certain gap with this to change position of the sliding block 5 with respect to bearing seat 4, effectively prevents There is a phenomenon where stuck when sliding block 5 is by pedestal 8 or 3 bending deformation section of lead screw.
Above-mentioned desirable embodiment according to the present invention is enlightenment, and through the above description, relevant staff is complete Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention'.This invention it is technical Range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.

Claims (5)

1.一种升降机构,其特征在于:包括底座(1)及设置在底座(1)上的两个立柱(2),所述底座(1)上转动安装有丝杠(3),所述丝杠(3)上螺纹连接有承载座(4),所述承载座(4)的两端均设置有滑块(5),所述承载座(4)通过滑块(5)与所述立柱(2)滑动连接,所述承载座(4)的端部与滑块(5)之间设置有微调节装置(6),所述承载座(4)通过微调节装置(6)可相对滑块(5)绕X轴和Y轴转动,且X轴垂直于承载座(4)沿丝杠(3)滑动所形成的面,Y轴平行于承载座(4)沿丝杠(3)滑动所形成的面;1. A lifting mechanism, characterized in that it comprises a base (1) and two uprights (2) arranged on the base (1), and a lead screw (3) is rotatably installed on the base (1), and the The lead screw (3) is threadedly connected with a bearing seat (4), both ends of the bearing seat (4) are provided with sliding blocks (5), and the bearing seat (4) is connected to the bearing seat (4) through the sliding block (5). The column (2) is slidably connected, a micro-adjustment device (6) is provided between the end of the bearing seat (4) and the slider (5), and the bearing seat (4) can be opposed to each other through the micro-adjustment device (6). The slider (5) rotates around the X axis and the Y axis, and the X axis is perpendicular to the surface formed by the sliding of the bearing seat (4) along the lead screw (3), and the Y axis is parallel to the bearing seat (4) along the lead screw (3) the surface formed by sliding; 所述微调节装置(6)包括连接关节(601),所述连接关节(601)的一端和承载座(4)之间转动设置有与X轴同向的第一转轴(602),所述连接关节(601)的另一端和滑块(5)之间转动设置有与Y轴同向的第二转轴(603)。The micro-adjustment device (6) includes a connecting joint (601), and a first rotating shaft (602) in the same direction as the X-axis is rotatably arranged between one end of the connecting joint (601) and the bearing seat (4). A second rotating shaft (603) in the same direction as the Y-axis is rotatably arranged between the other end of the connecting joint (601) and the slider (5). 2.根据权利要求1所述的升降机构,其特征在于:所述立柱(2)的内侧设置有导向杆(7),所述滑块(5)的外侧开设有与所述导向杆(7)相匹配的滑槽(501)。2. The lifting mechanism according to claim 1, characterized in that: a guide rod (7) is provided on the inner side of the upright column (2), and a guide rod (7) is provided on the outer side of the sliding block (5). ) to match the chute (501). 3.根据权利要求2所述的升降机构,其特征在于:所述导向杆(7)的截面呈圆形。3. The lifting mechanism according to claim 2, wherein the cross section of the guide rod (7) is circular. 4.根据权利要求2所述的升降机构,其特征在于:所述立柱(2)与导向杆(7)之间设置有横截面呈锥形的基座(8),所述滑槽(501)的外侧开设有开口向外的锥形槽(502),所述锥形槽(502)的小端靠近所述滑槽(501),所述锥形槽(502)的锥形面与基座(8)的锥形面贴合。4. The lifting mechanism according to claim 2, characterized in that: a base (8) with a tapered cross-section is arranged between the upright column (2) and the guide rod (7), and the chute (501) ) is provided with a conical groove (502) opening outward, the small end of the conical groove (502) is close to the sliding groove (501), and the conical surface of the conical groove (502) is connected to the base The tapered surfaces of the seat (8) fit together. 5.根据权利要求1所述的升降机构,其特征在于:所述丝杠(3)为滚珠丝杠。5. The lifting mechanism according to claim 1, wherein the lead screw (3) is a ball screw.
CN201710029816.0A 2017-01-14 2017-01-14 Elevating mechanism Active CN106698243B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710029816.0A CN106698243B (en) 2017-01-14 2017-01-14 Elevating mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710029816.0A CN106698243B (en) 2017-01-14 2017-01-14 Elevating mechanism

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CN106698243B true CN106698243B (en) 2019-03-22

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113086899B (en) * 2021-03-26 2022-05-17 常州大学 A kind of stacking device for express transfer in logistics site
CN119590847B (en) * 2025-02-10 2025-05-02 苏州诚拓智能装备有限公司 Installation drive device and driving method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101580210A (en) * 2009-05-27 2009-11-18 无锡市星亿涂装环保设备有限公司 Tiltable automatic carrier for electroplating production lifting rod
CN202440250U (en) * 2012-02-14 2012-09-19 齐齐哈尔轨道交通装备有限责任公司 Support guiding device and crane suspension arm
CN103072921A (en) * 2013-01-25 2013-05-01 潍坊路加精工有限公司 Cylinder-type automatic lifting device
CN105217525A (en) * 2015-10-29 2016-01-06 东北大学 A kind of moveable type elevating machine
CN205275107U (en) * 2015-12-25 2016-06-01 浙江康涛自动化设备有限公司 Lifting frame
CN106006459A (en) * 2016-07-11 2016-10-12 长安大学 A compact and small precision elevator

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2493605Y (en) * 2000-04-07 2002-05-29 郑东勋 Hand driven conveying cart with electric operated platform

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101580210A (en) * 2009-05-27 2009-11-18 无锡市星亿涂装环保设备有限公司 Tiltable automatic carrier for electroplating production lifting rod
CN202440250U (en) * 2012-02-14 2012-09-19 齐齐哈尔轨道交通装备有限责任公司 Support guiding device and crane suspension arm
CN103072921A (en) * 2013-01-25 2013-05-01 潍坊路加精工有限公司 Cylinder-type automatic lifting device
CN105217525A (en) * 2015-10-29 2016-01-06 东北大学 A kind of moveable type elevating machine
CN205275107U (en) * 2015-12-25 2016-06-01 浙江康涛自动化设备有限公司 Lifting frame
CN106006459A (en) * 2016-07-11 2016-10-12 长安大学 A compact and small precision elevator

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Effective date of registration: 20240627

Address after: Building 1, Building 1, No. 101 Science and Technology Innovation Road, Changdanghu Science and Technology Entrepreneurship Park, Jintan, Changzhou City, Jiangsu Province, 213200

Patentee after: Changzhou Jinye Technology Co.,Ltd.

Country or region after: China

Address before: Gehu Lake Road Wujin District 213164 Jiangsu city of Changzhou province No. 1

Patentee before: CHANGZHOU University

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Effective date of registration: 20241031

Address after: No. 93 Dingliao Road, Beiao Street, Dongtou District, Wenzhou City, Zhejiang Province, 325000

Patentee after: Wenzhou Dongtou District Private Enterprise Association

Country or region after: China

Address before: Building 1, Building 1, No. 101 Science and Technology Innovation Road, Changdanghu Science and Technology Entrepreneurship Park, Jintan, Changzhou City, Jiangsu Province, 213200

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Application publication date: 20170524

Assignee: Wenzhou Pengli Standard Parts Co.,Ltd.

Assignor: Wenzhou Dongtou District Private Enterprise Association

Contract record no.: X2024980025624

Denomination of invention: Lifting mechanism

Granted publication date: 20190322

License type: Common License

Record date: 20241119

Application publication date: 20170524

Assignee: Zhejiang Hongtai Concrete Co.,Ltd.

Assignor: Wenzhou Dongtou District Private Enterprise Association

Contract record no.: X2024980025619

Denomination of invention: Lifting mechanism

Granted publication date: 20190322

License type: Common License

Record date: 20241119

Application publication date: 20170524

Assignee: Zhejiang Guli Concrete Co.,Ltd.

Assignor: Wenzhou Dongtou District Private Enterprise Association

Contract record no.: X2024980025617

Denomination of invention: Lifting mechanism

Granted publication date: 20190322

License type: Common License

Record date: 20241119