CN207844987U - A kind of multi-thread bar mechanical lifter - Google Patents
A kind of multi-thread bar mechanical lifter Download PDFInfo
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- CN207844987U CN207844987U CN201820853607.8U CN201820853607U CN207844987U CN 207844987 U CN207844987 U CN 207844987U CN 201820853607 U CN201820853607 U CN 201820853607U CN 207844987 U CN207844987 U CN 207844987U
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- elevating lever
- lifting
- fixed frame
- leading screw
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Abstract
The utility model discloses a kind of multi-thread bar mechanical lifters, including elevating lever（1）, elevating lever pedestal（2）, fixed frame（3）And driving device；Elevating lever（1）Bottom is fixed on elevating lever pedestal（2）On, elevating lever（1）Middle part and fixed frame（3）It is fixed, the driving device and elevating lever（1）Connection, fixed frame（3）Bottom and elevating lever（1）Bottom with elevating lever pedestal（2）It is fixed.The elevating lever（1）Including fixed rod seat（13）, bottom tube（131）With multistage lifting unit, jackscrew thick stick（5）And the screw of jackscrew thick stick cooperation and the screw fixed frame coordinated with jackscrew thick stick, top lifting pipe（51）With the upper pipe collar in top（52）；Pass through multistage lifting unit（4）Middle leading screw（41）It rotates synchronously, drives all lifting pipe synchronization liftings, improve the lifting speed of elevating lever；It is fixed with fixed frame in the middle part of elevating lever, improves stability and the safety of lifter rod lifting.
Description
Technical field
The utility model is related to a kind of elevating levers, are specifically designed a kind of multi-thread bar mechanical lifter.
Background technology
The leading screw elevating lever of the prior art mostly drives more lifting pipes to rise successively in lifting process by a leading screw
Drop, after low level-one lifting pipe is raised to highest, adjacent high level-one lifting pipe is just begun to ramp up, and entire lifting process speed is very slow, and
And will produce shaking after elevating lever rises to certain altitude, when shaking violent, elevating lever can be caused to overturn, to damage lifting
Bar so that there are security risks in lifting process.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide that a kind of lifting speed is fast, and lifting process is steady
Fixed multi-thread bar mechanical lifter.
The purpose of this utility model is achieved through the following technical solutions：
A kind of multi-thread bar mechanical lifter, including elevating lever, elevating lever pedestal, fixed frame and driving device；The lifting
Bar bottom is fixed on elevating lever pedestal, is fixed with fixed frame in the middle part of elevating lever, and the driving device is connect with elevating lever, fixed
Frame bottom and elevating lever bottom are fixed with elevating lever pedestal.
The elevating lever includes fixed rod seat, bottom tube and multistage lifting unit；
The lifting unit includes that a leading screw, the screw coordinated with the leading screw, screw fixed frame, the leading screw abut
The transmission gear one of screw lower section setting, the leading screw fixing bearing one being located on the screw fixed frame are consolidated close to the screw
Determine the pallet below frame, the leading screw fixing bearing two that face leading screw fixing bearing one is arranged on the pallet, lifting pipe and sets
Set the transmission gear two between leading screw fixing bearing one and leading screw fixing bearing two；The transmission gear two and transmission gear one
Engagement；Lifting pipe bottom end inner wall is fixed with screw fixed frame outer wall, and top of lifting tube is fixed with lifting pipe pipe collar；
The multistage lifting unit is arranged in order from top to bottom；
In the lifting unit of arbitrary two-stage neighboring, leading screw in higher level's lifting unit successively in adjacent subordinate's lifting unit
Leading screw fixing bearing one, transmission gear two and leading screw fixing bearing two connect, in the lifting pipe pipe collar in subordinate's lifting unit
The outer wall of wall and the lifting pipe in higher level's lifting unit is slidably connected；
The bottom tube is fixed with fixed rod seat outer wall；The fixed rod seat is equipped with the fixation coordinated with leading screw in lifting unit
Pole socket bearing；Leading screw bottom end in minimum level-one lifting unit through fixed rod seat and passes through fixed rod seat bearing and fixed rod seat
Connection；The bottom tube top is equipped with the bottom tube hoop being slidably matched with the lifting pipe outer wall in minimum level-one lifting unit；
The elevating lever further include jackscrew thick stick, with jackscrew thick stick cooperation screw and coordinate with jackscrew thick stick screw fixed frame,
Push up the upper pipe collar of lifting pipe and top；The jacking drop tube bottom end and the screw fixed frame outer wall of the jackscrew thick stick are fixed, top and top
Upper pipe collar is fastened；Jackscrew thick stick bottom end successively with the leading screw fixing bearing one of lifting unit at the highest level, transmission gear
Two and leading screw fixing bearing two connect；The lifting pipe pipe collar inner wall of the highest level lifting unit and jacking drop pipe outer wall sliding
Connection；
The lifting unit further includes screw supporting rack one, the screw supporting rack one in arbitrary two-stage neighboring lifting unit
One end is fixed with lifting pipe bottom end in this grade of lifting unit, and the lifting inside pipe wall of the other end and subordinate's lifting unit is slidably connected；
Screw supporting rack one in minimum level-one lifting unit is slidably connected with bottom tube inner wall；The jackscrew thick stick is fixed with screw supporting rack
Two, the screw supporting rack two is slidably connected with jacking drop inside pipe wall.
The fixed frame includes vertical parallel holder one and holder two, and the top of the holder one and holder two is fixed with
Fixed frame footstock, bottom are fixed with fixed frame pedestal, the holder one between the fixed frame footstock and fixed frame pedestal and holder two
On be fixed with several reinforcing plates, be fixedly connected with anchor ear in one of reinforcing plate, the anchor ear ring of the anchor ear and elevating lever
The outer wall of fixed rod seat bottom tube is fixed.
Reinforcing rib, described reinforcing rib one side and holder are also respectively provided between the holder one and holder two and reinforcing plate
One or holder two fix, another side and reinforcing plate are fixed.
Several reinforcing plates, fixed frame footstock and fixed frame pedestal horizontal parallel.
The driving device includes that either the manual setter motor or manual setter pass through transmission device and liter to motor
The leading screw connection of the minimum level-one lifting unit of bar is dropped.
The utility model has the beneficial effects that：All elevating levers are realized by the mutual cooperation connection of front stage lifting unit
Synchronous rotation, drive screw fixed frame rise, to realize all lifting pipes and top lifting pipe it is synchronous rising, improve lifting
The lifting speed of bar；It is fixed with fixed frame in the middle part of elevating lever, improves stability and safety of the elevating lever in lifting process.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of multi-thread bar mechanical lifter of the utility model；
Fig. 2 is a kind of elevating lever main body front view of multi-thread bar mechanical lifter of the utility model；
In figure, 1- elevating levers, 11- motors, 12- manual setters, 13- fixed rod seats, 131- bottom tubes, 132- bottom tube hoops,
133- fixed rod seat bearings, 14- pipe collar bolts, 2- elevating lever pedestals, 3- fixed frames, 31- holders one, 32- holders
Two, 33- fixed frame footstock, 34- fixed frame pedestals, 35- reinforcing ribs, 36- reinforcing plates, 37- anchor ears, 4- lifting units, 40- screws
Supporting rack one, 41- leading screws, 42- screws, 420- transmission gears one, 43- screw fixed frames, 44- leading screws fixing bearing one, 45- are passed
Moving gear two, 46- leading screws fixing bearing two, 47- pallets, 48- lifting pipes, 49- lifting pipe pipe collars, 5- jackscrew thick sticks, 51- jacking drops
It manages, pipe collar on the tops 52-, 53- screws supporting rack two.
Specific implementation mode
The technical solution of the utility model, but the scope of protection of the utility model are described in further detail below in conjunction with the accompanying drawings
It is not limited to as described below.
The present embodiment preferably adds a jackscrew thick stick 5 to constitute 4 screw mechanism elevating levers, driving dress using 3 grades of lifting units
The leading screw 41 set using minimum level-one lifting unit 4 that is electronic and driving elevating lever 1 by the way of combining manually rotates.
As shown in Figure 1 and 2, the fixation that vertical parallel holder 1 and holder 2 32 pass through bolt and mutual horizontal parallel
Frame footstock 33, fixed frame pedestal 34 and three reinforcing plates 36 are fixed, and the anchor ear seat bolt and middle part reinforcing plate 36 of anchor ear 37 are solid
Fixed, the anchor ear ring of anchor ear 37 is bolted with 131 outer wall of bottom tube of elevating lever 1.
6 right angled triangle reinforcing ribs 35 are fixed with bolt and two holders respectively on one side, adjacent another side spiral shell
Bolt and three reinforcing plates 36 are fixed.Motor 11 and manual setter 12 are connect by gear drive box 21 with elevating lever 1；Gear drive
Box 21 is bolted on elevating lever pedestal 2；Motor 11 and 12 flange of manual setter fix and share a looper drive shaft with
Gear drive box 21 is fixed；Elevating lever 1 is fixed by flange and gear drive box 21.
In some other embodiment, driving device is motor 11, the transmission shaft of motor 11 by gear drive box 21 with
1 bottom end of leading screw of the minimum level-one lifting unit of elevating lever 1 connects, to drive the leading screw 1 of minimum level-one lifting unit to rotate.
In some other embodiment, driving device is manual setter 12, and the transmission shaft of manual setter 12 is passed by gear
Dynamic box 21 is connect with 1 bottom end of leading screw of the minimum level-one lifting unit of elevating lever 1, to drive the silk of minimum level-one lifting unit
Thick stick 1 rotates.
In the present embodiment, in lifting unit 4, leading screw 41 is connect across screw 42 with screw fixed frame 43；Screw 42 passes through
Bolt is fixed with screw fixed frame 43；Transmission gear 1 is tightly fixed against 42 lower section of screw on leading screw 41；Screw is solid
Determine frame 43 and leading screw fixing bearing 1 is nearby set close to screw, is arranged on the pallet 47 below screw fixed frame 43 and leading screw
One 44 corresponding leading screw fixing bearing 2 46 of fixing bearing；It is arranged above gear grooved against leading screw fixing bearing 2 46, and
Transmission gear 2 45 is installed, transmission gear 2 45 is engaged with transmission gear 1 in gear grooved；Arbitrary two-stage neighboring lifting unit
In 4,48 inner wall of lifting pipe is fixed with 43 outer wall of screw fixed frame by screw-thread fit, and one 40 one end of screw supporting rack is welded on liter
The lower section of pipe 48 drops, and the other end is slidably connected with 48 inner wall of lifting pipe in subordinate lifting unit 4；The leading screw of higher level's lifting unit 4
41 sequentially pass through the leading screw fixing bearing 1 in next stage lifting unit, transmission gear 2 45 and leading screw fixing bearing 2 46；
The screw supporting rack 1 and the inner wall of bottom tube 131 of minimum level-one lifting unit 4 are slidably connected；
The 41 bottom end tight fit of leading screw of minimum level-one lifting unit 4 passes through fixed rod seat bearing 133, intermediate lifting unit
4 41 bottom end of leading screw sequentially pass through and with the leading screw fixing bearing 1 of minimum level-one lifting unit, transmission gear 2 45 and silk
2 46 tight fit connection of thick stick fixing bearing；41 bottom end of lifting unit leading screw at the highest level sequentially pass through and with intermediate lift unit 4
2 46 tight fit connection of leading screw fixing bearing 1, transmission gear 2 45 and leading screw fixing bearing；It wears successively 5 bottom end of jackscrew thick stick
Cross and with one 46 tight fit of the leading screw fixing bearing 1 of lifting unit at the highest level, transmission gear 2 45 and leading screw fixing bearing
Connection.The inner wall of lifting pipe pipe collar 49 in lifting units at different levels is slided with 48 outer wall of lifting pipe in corresponding lifting units at different levels
Connection, and coordinated admittedly with 48 top of lifting pipe in corresponding lifting units at different levels by the pipe collar bolt 14 in lifting units at different levels
It is fixed.
Screw supporting rack two（53）One end and the screw fixed frame of jackscrew thick stick 5 weld, the other end and third level lifting unit
48 inner wall of lifting pipe be slidably connected, pipe collar 52 is fastened with top lifting pipe 51 top by bolt on top.
The present embodiment operation principle is as follows：
Motor 11 or manual setter 12 drive the silk of minimum level-one lifting unit by the gear in gear drive box 21
Thick stick 41 rotates, and intermediate lift unit 4 is driven by transmission gear 1 in minimum level-one lifting unit 4 and transmission gear 2 45
Leading screw 41 rotate；By the transmission gear 1 and transmission gear 2 45 in intermediate lift unit, and then drive at the highest level
The leading screw 41 of lifting unit rotates；Lifting unit 4 at the highest level passes through transmission gear 1 in this grade of lifting unit and transmission
Gear 2 45 drives jackscrew thick stick 5 to rotate.The rotation of leading screw 41 in lifting units at different levels drives the screw of this grade of lifting unit 4 to fix
Frame 43 lifts, and then the lifting pipe 48 in this grade of lifting unit is driven to lift；The rotation of jackscrew thick stick 5 drives the screw of jackscrew thick stick to fix
Frame lifts, to drive top lifting pipe 51 to lift, to drive the upper pipe collar 52 in top synchronous with the lifting pipe 48 of lifting units at different levels
Lifting, to realize the fast lifting of entire elevating lever.Fixed frame 3 and elevating lever pedestal 2 are fixed, by anchor ear 37 by elevating lever
1 is fixed on fixed frame 3, and shaking of the elevating lever 1 in lifting process can be greatly decreased, allow entire lifting process more stablize and
Safety.
Claims (7)
1. a kind of multi-thread bar mechanical lifter, it is characterised in that：Including elevating lever（1）, elevating lever pedestal（2）, fixed frame（3）With
Driving device；The elevating lever（1）Bottom is fixed on elevating lever pedestal（2）On, elevating lever（1）Middle part and fixed frame（3）It is fixed,
The driving device and elevating lever（1）Connection, fixed frame（3）Bottom and elevating lever（1）Bottom with elevating lever pedestal（2）Gu
It is fixed.
2. a kind of multi-thread bar mechanical lifter according to claim 1, it is characterised in that：The elevating lever（1）Including solid
Fixed pole seat（13）, bottom tube（131）With multistage lifting unit；
The lifting unit（4）Including a leading screw（41）And the leading screw（41）The screw of cooperation（42）, screw fixed frame
（43）, the leading screw（41）Against screw（42）The transmission gear one of lower section setting（420）, be located at the screw fixed frame（43）
On leading screw fixing bearing one（44）, close to the screw fixed frame（43）The pallet of lower section（47）, in the pallet（47）On
Face leading screw fixing bearing one（44）The leading screw fixing bearing two of setting（46）, lifting pipe（48）With setting in leading screw fixing bearing
One（44）With leading screw fixing bearing two（46）Between transmission gear two（45）；The transmission gear two（45）With transmission gear one
（420）Engagement；The lifting pipe（48）Bottom end inner wall and screw fixed frame（43）Outer wall is fixed, lifting pipe（48）Top is fixed with
Lifting pipe pipe collar（49）；
The multistage lifting unit（4）It is arranged in order from top to bottom；
The lifting unit of arbitrary two-stage neighboring（4）In, the leading screw in higher level's lifting unit（41）It is lifted successively with adjacent subordinate single
Leading screw fixing bearing one in member（44）, transmission gear two（45）With leading screw fixing bearing two（46）Connection, subordinate's lifting unit
In lifting pipe pipe collar（49）Inner wall and higher level's lifting unit（4）In lifting pipe（48）Outer wall be slidably connected；
The bottom tube（131）With fixed rod seat（13）Outer wall is fixed；The fixed rod seat（13）It is equipped with and lifting unit（4）Middle silk
Thick stick（41）The fixed rod seat bearing of cooperation（133）；Minimum level-one lifting unit（4）In leading screw（41）Fixed rod seat is run through in bottom end
（13）And pass through fixed rod seat bearing（133）With fixed rod seat（13）Connection；The bottom tube（131）Top is equipped with and minimum level-one
Lifting unit（4）In lifting pipe（48）The bottom tube hoop that outer wall is slidably matched（132）；
The elevating lever（1）It further include jackscrew thick stick（5）, with jackscrew thick stick cooperation screw and with jackscrew thick stick cooperation screw fix
Frame, top lifting pipe（51）With the upper pipe collar in top（52）；The top lifting pipe（51）Bottom end and the jackscrew thick stick（5）Screw fixed frame
Outer wall is fixed, top and the upper pipe collar in top（52）It is fastened；The jackscrew thick stick（5）Bottom end successively with lifting unit at the highest level
（4）Leading screw fixing bearing one（44）, transmission gear two（45）With leading screw fixing bearing two（46）Connection；The liter at the highest level
Unit drops（4）Lifting pipe pipe collar（49）Inner wall and top lifting pipe（51）Outer wall is slidably connected.
3. a kind of multi-thread bar mechanical lifter according to claim 2, it is characterised in that：The lifting unit（4）Also wrap
Include screw supporting rack one（40）, arbitrary two-stage neighboring lifting unit（4）In screw supporting rack one（40）One end risen with this grade
Unit drops（4）Middle lifting pipe（48）Bottom end is fixed, the lifting pipe of the other end and subordinate's lifting unit（48）Inner wall is slidably connected；Most
Screw supporting rack one in low level-one lifting unit（40）With bottom tube（131）Inner wall is slidably connected；The jackscrew thick stick（5）It is fixed with
Screw supporting rack two（53）, the screw supporting rack two（53）With top lifting pipe（51）Inner wall is slidably connected.
4. a kind of multi-thread bar mechanical lifter according to claim 1, it is characterised in that：The fixed frame（3）Including perpendicular
Straight parallel holder one（31）With holder two（32）, the holder one（31）With holder two（32）Top be fixed with fixed frame top
Seat（33）, bottom is fixed with fixed frame pedestal（34）, the fixed frame footstock（33）With fixed frame pedestal（34）Between holder one
（31）With holder two（32）On be fixed with several reinforcing plates（36）, one of reinforcing plate（36）On be fixedly connected with anchor ear
（37）, the anchor ear（37）Anchor ear ring and elevating lever（1）Fixed rod seat bottom tube（131）Outer wall fix.
5. a kind of multi-thread bar mechanical lifter according to claim 4, it is characterised in that：The holder one（31）And holder
Two（32）And reinforcing plate（36）Between be also respectively provided with reinforcing rib（35）, the reinforcing rib（35）One side and holder one（31）Or
Holder two（32）It is fixed, another side and reinforcing plate（36）It is fixed.
6. a kind of multi-thread bar mechanical lifter according to claim 4, it is characterised in that：Several reinforcing plates（36）、
Fixed frame footstock（33）With fixed frame pedestal（34）Horizontal parallel.
7. a kind of multi-thread bar mechanical lifter according to claim 1, it is characterised in that：The driving device includes motor
（11）Or manual setter（12）, the motor（11）Or manual setter（12）Pass through transmission device and elevating lever（1）It is minimum
The leading screw of level-one lifting unit（41）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820853607.8U CN207844987U (en) | 2018-06-04 | 2018-06-04 | A kind of multi-thread bar mechanical lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820853607.8U CN207844987U (en) | 2018-06-04 | 2018-06-04 | A kind of multi-thread bar mechanical lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207844987U true CN207844987U (en) | 2018-09-11 |
Family
ID=63424412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820853607.8U Active CN207844987U (en) | 2018-06-04 | 2018-06-04 | A kind of multi-thread bar mechanical lifter |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110467127A (en) * | 2019-08-02 | 2019-11-19 | 浙江捷昌线性驱动科技股份有限公司 | A kind of five section lifting columns |
| CN111039221A (en) * | 2019-11-08 | 2020-04-21 | 合肥科大智能机器人技术有限公司 | Light lead screw lifting mechanism |
| CN111111976A (en) * | 2020-01-16 | 2020-05-08 | 合肥工业大学 | Robot lifting cradle head for surface spraying of large equipment |
| CN111195690A (en) * | 2020-03-02 | 2020-05-26 | 爱克(苏州)机械有限公司 | Double-servo double-rotating-point turnover mechanism |
-
2018
- 2018-06-04 CN CN201820853607.8U patent/CN207844987U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110467127A (en) * | 2019-08-02 | 2019-11-19 | 浙江捷昌线性驱动科技股份有限公司 | A kind of five section lifting columns |
| CN111039221A (en) * | 2019-11-08 | 2020-04-21 | 合肥科大智能机器人技术有限公司 | Light lead screw lifting mechanism |
| CN111111976A (en) * | 2020-01-16 | 2020-05-08 | 合肥工业大学 | Robot lifting cradle head for surface spraying of large equipment |
| CN111111976B (en) * | 2020-01-16 | 2021-08-06 | 合肥工业大学 | Robot lifting cradle head for surface spraying of large equipment |
| CN111195690A (en) * | 2020-03-02 | 2020-05-26 | 爱克(苏州)机械有限公司 | Double-servo double-rotating-point turnover mechanism |
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