CN209242578U - A kind of elevating platform assembly - Google Patents
A kind of elevating platform assembly Download PDFInfo
- Publication number
- CN209242578U CN209242578U CN201821457698.XU CN201821457698U CN209242578U CN 209242578 U CN209242578 U CN 209242578U CN 201821457698 U CN201821457698 U CN 201821457698U CN 209242578 U CN209242578 U CN 209242578U
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- CN
- China
- Prior art keywords
- turntable
- scissor
- platform assembly
- elevating
- pair
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Abstract
The utility model discloses a kind of elevating platform assemblies, it is characterized in that, including pedestal and the scissor-type bearing support and elevating mechanism that are mounted on the base, and the lifting platform positioned at scissor-type bearing support top, the rising of scissor-type bearing support lifting drive hoistable platform is driven by the traction of elevating mechanism, hoistable platform declines by self gravity, it is characterized in that, further including the upper limit switch and lower position switch on the sprocket holder being mounted in the elevating mechanism to perceive the hoistable platform upper and lower position.The utility model has the beneficial effects that: solving the problems, such as that current hoistable platform cannot achieve upper and lower position and automatically control and not have self-locking function after rising to operating position.
Description
Technical field
The utility model relates to make the hoistable platform technical field of cable machinery, more particularly to one kind made in cable
Drum loads and unloads the elevating platform assembly used in journey.
Background technique
With the high speed development of China's network communication, market is to the demand of various data cables also in cumulative year after year.?
Under such market overall situation, in order to improve data cable production efficiency, the requirement of each single machine of production line is constantly improved,
And it is gradually drawn close to the production technology of advanced country in the world.Twisting to stranding is one of required process in cable manufacturing process,
Elevating platform assembly is the device of pairing device and cable-former handling drum.
Sabot requirement: the drum turntable that rolls into hoistable platform first, turntable rotate 90 degree, and then hoistable platform rising, makes
Drum enters bassinet stand, and drum support holes are headed into as drum is top, and turntable passive translation is until top head into drum branch completely
Bearing bore, last hoistable platform drop to extreme lower position；Unload disk requirement: hoistable platform first rises to operating position (turntable is just
Hold drum), drum is top to exit drum support holes, and turntable translates together with drum, and drum support holes is made to exit drum completely
Top, then hoistable platform drops to extreme lower position, and turntable and drum rotate together 90 degree to placing position, roll out drum.
Current hoistable platform cannot achieve upper and lower position and automatically control and not have self-locking function after rising to operating position
Energy.
Thus applicant carried out beneficial exploration and trial, result of the above problems is had found, will be detailed below being situated between
The scheme to continue is generated under this background.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of liter with defect in view of the deficiencies of the prior art
Stage apparatus drops.
The technical issues of the utility model is solved can be realized using following technical scheme:
A kind of elevating platform assembly, which is characterized in that including pedestal and the scissor-type bearing support and liter that are mounted on the base
Descending mechanism, and the lifting platform positioned at scissor-type bearing support top drive scissor-type bearing support liter by the traction of elevating mechanism
Drop so drive hoistable platform rising, hoistable platform by self gravity decline, which is characterized in that further include be mounted on described in
To perceive the upper limit switch and lower position switch of the hoistable platform upper and lower position on sprocket holder in elevating mechanism.
In a preferred embodiment of the utility model, the upper limit switch is located at the top of the sprocket holder, institute
State the lower part that lower position switch is located at the sprocket holder.
In a preferred embodiment of the utility model, the sprocket holder in the elevating mechanism is fixed on the pedestal
On, the elevating mechanism further include one be mounted on the base speed reduction driving mechanism for power, one be mounted on the retardation gear motivation
The drive sprocket on output shaft, an axis in structure are located at driven sprocket, traction chain on the sprocket holder top, the traction
One end of chain is fixed on the drive sprocket, and the other end of the traction chain bypasses the drive sprocket and driven sprocket
After be connected on the hoistable platform, the hoistable platform pass through traction chain traction drive rise.
In a preferred embodiment of the utility model, the speed reduction driving mechanism for power includes driving motor and a helical teeth-
Turbine worm reducer structure, the driving motor drive the helical teeth-turbine worm reducer structure movement, the helical teeth-turbine
The output shaft of worm gear box is connect with the drive sprocket.It can be to liter by using helical teeth-turbine worm reducer structure
The lifting position progress for dropping platform is self-locking.
In a preferred embodiment of the utility model, the hoistable platform is fixed on the scissor-type bearing including one
It is lifter plate on frame, the turntable pallet being fixed on the lifter plate, rotatable and transportable be arranged in the rotary disk tray
Turntable on disk, the positioning pin for being mounted on the center of turntable, a pair for being mounted on the turntable and drum being positioned
Locating piece.
In a preferred embodiment of the utility model, the turntable pallet is fixed on the lower surface of the lifter plate
On, a turret apertures are offered on the lifter plate, the turntable is stretched out by the turret apertures.
In a preferred embodiment of the utility model, the turntable is mounted on a turntable supporting plate by a plane bearing
On, radial positioning is carried out by positioning pin between the turntable and the turntable supporting plate.
In a preferred embodiment of the utility model, an at least stop screw is provided on the bottom surface of the turntable,
To limit the rotational angle and moving distance of the turntable.
In a preferred embodiment of the utility model, the scissor-type bearing support includes that centre is cut with scissors by intermediate pin shaft
A pair of of the outer strut being connected together and a pair of of internal overarm support, the upper end of the pair of outer strut is hinged with strut socket on one, described
Upper strut socket is fixedly connected with the lifter plate；The lower end of the pair of outer strut is hinged with rolling bearing, under described
Rolling bearing is in rolling contact with the pedestal；The lower end of the pair of internal overarm support is hinged with strut socket, the lower supporting rod
Seat is fixedly connected with the base；The upper end of the pair of internal overarm support is hinged with rolling bearing on one, the upper rolling bearing
It is in rolling contact with the bottom surface of the lifter plate.
In a preferred embodiment of the utility model, the scissor-type bearing support further includes a pair to the lifter plate
The adjusting screw that down position is adjusted, the adjusting screw are mounted on the base.
It is logical between a pair of of outer strut between the pair of internal overarm support in a preferred embodiment of the utility model
Cross strut connecting plate connection.
The working principle of the utility model is: drum rolls on the turntable in hoistable platform first during sabot, turn
Disk rotates 90 degree, and then hoistable platform rises, and so that drum is entered bassinet stand, drum support holes, turntable are headed into as drum is top
For passive translation until top head into drum support holes completely, last hoistable platform drops to extreme lower position；It unloads disk requirement: rising first
Drop platform rises to operating position (turntable just holds drum), and drum is top to exit drum support holes, and turntable is together with drum
Translation, exiting drum support holes completely, drum is top, and then hoistable platform drops to extreme lower position, and turntable turns together with drum
Dynamic 90 degree, to placing position, roll out drum.
Due to using technical solution as above, the utility model has the beneficial effects that: it is flat to solve current lifting
Platform cannot achieve upper and lower position and automatically control and not have the problem of self-locking function after rising to operating position.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the top view of Fig. 1.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, under
The utility model is further described in face.
Referring to Fig. 1 and Fig. 2, a kind of elevating platform assembly shown in figure, including pedestal 100 and be mounted on pedestal 100
Scissor-type bearing support 200, a lifting platform 300 is installed on scissor-type bearing support 200, entire scissor-type bearing support 200 is logical
The traction for crossing elevating mechanism 400 drives the lifting of lifting platform 300.
There are two scissor-type bearing supports 200, and each scissor-type bearing support 200 includes an outer strut 210 and an inner support
The joint of bar 220, outer strut 210 and internal overarm support 220 in each scissor-type bearing support 200 is cut with scissors by an intermediate pin shaft 250
It is connected together, outer strut 210 and internal overarm support 220 can be rotated around intermediate pin shaft 250.
The lower end of the internal overarm support 220 of each scissor-type bearing support 200 is hinged with strut socket 231, and upper shaft is equipped with one
Upper rolling bearing 262；The upper end of the outer strut 210 of each scissor-type bearing support 200 is hinged with strut socket 232 on one, lower end axis
Equipped with rolling bearing 261 once.
Lower supporting rod seat 231 is fixed on pedestal 100 by fastener such as bolt, and lower rolling bearing 261 is supported on pedestal
It can roll on 100 and on the upper surface of pedestal 100.Upper strut socket 232 is fixed on turntable pallet by fastener such as bolt
On 320 bottom surface, upper rolling bearing 262 supports lifter plate 310 and can roll on the lower surface of lifter plate 310.
The scissor-type bearing support 200 of above structure can make to turn in outer strut 210 and the swing process of internal overarm support 220
Disk in pallet 320 is gone up and down.
In order to improve the intensity of entire scissor-type bearing support 200, the internal overarm support 220 in two scissor-type bearing supports 200 is logical
A strut connecting plate 240 is crossed to connect.
The lifting of scissor-type bearing support 200 drives by elevating mechanism 400.Elevating mechanism 400 includes sprocket holder 410, subtracts
Fast device 420, drive sprocket 431, driven sprocket 432, traction chain 440, upper limit switch 450, lower position switch 460.
Sprocket holder 410 is fixed on pedestal 100 by fastener such as bolt.Retarder 420 is mounted on pedestal 100,
It is mounted on pedestal 100 by a motor (not shown), motor.Drive sprocket 431 is fixed on the output of retarder 420
On axis, is driven and rotated by retarder 420.432 axis of driven sprocket is located on the top of sprocket holder 410, one end of traction chain 440
It is fixed on drive sprocket 431, the other end is connect after bypassing drive sprocket 431, driven sprocket 432 with lifter plate 310, main in this way
When movable sprocket 431 rotates, the recycling of traction chain 440 will drive, the traction chain 440 of recycling drives turntable pallet 320 to rise, into
And scissor-type bearing support 200 is driven to do ascending motion.When drive sprocket 431 rotates backward, traction chain 440 can be discharged, this
Sample lifter plate 310 and scissor-type bearing support 200 decline under the effect of gravity.
In order to detect lifter plate 310 highest lifting position and minimum down position, in the upper and lower part of sprocket holder 410
One upper limit switch 450 and a lower position switch 460, the control letter of upper limit switch 450 and lower position switch 460 are respectively installed
Number one control device (not shown) of input, control device is according to the upper limit switch 450 that receives and lower position switch 460
Control signal, to control the opening and closing of motor.When lifter plate 310 rises to highest lifting position, lifter plate 310 triggers the upper limit
Bit switch 450 acts, and upper limit switch 450 issues a control signal to control device, and control device closes the power supply of motor, electricity
Machine stops operating.When lifter plate 310 drops to minimum down position, lifter plate 310 triggers lower position switch 460 and acts, under
Limit switch 460 issues a control signal to control device, and control device closes the power supply of motor, motor stalls.
In order to which lifter plate 310 and scissor-type bearing support 200 are self-locking in highest lifting position, the retarder of the utility model
420 use helical teeth-turbine worm reducer structure.
In order to support lifter plate 310 in minimum down position and adjust the minimum descent altitude of lifter plate 310, in pedestal
It is equipped on 100 and adjusts screw 122,121, by adjusting the height of screw 122,121, i.e., adjustable lifter plate 310
Minimum descent altitude.
Lifting platform 300 in addition to include above-mentioned lifter plate 310 other than, further include turntable pallet 320, turntable 330, locating piece 341,
342, positioning pin 350, plane bearing 360, several stop screws 370.Turntable pallet 320 is bolted on lifter plate 310
Bottom surface on, a turntable 330 is equipped with by a plane bearing 360 on turntable pallet 320, such turntable can be rotated again can
It is mobile.
Turntable 330 appears the turret apertures 311 on lifter plate 310, in order to guarantee the concentric of 330 rotation process of turntable, is turning
It is fixed with a positioning pin 350 on disk 330, offers a long waist shaped hole (not shown) at the center of turntable pallet 320, positions
Pin 350 positions turntable 330 after passing through long waist shaped hole.It is symmetrically installed on turntable 330 there are two locating piece 341,342,
Locating piece 341,342 is for fixing position of the drum (not shown) on turntable 330.It is fixed in 330 lower surface of turntable
Stop screw 370, to limit shift position and the rotation angle of turntable 330.
For the utility model during sabot, drum (not shown) rolls into the turntable 330 in lifting platform 300 first
On, turntable 330 rotates 90 degree, then starts motor, and motor drives drive sprocket 431 to rotate by retarder 420, drives traction
Chain 440 recycles, and the traction chain 440 of recycling drives turntable pallet 320 to rise, and then scissor-type bearing support 200 is driven to do
Elevator is dynamic.When lifter plate 310 rises to highest lifting position, lifter plate 310 triggers upper limit switch 450 and acts, upper limit
Switch 450 issues a control signal to control device, and control device closes the power supply of motor, motor stalls.It goes up and down at this time
Platform 300 rises to the drum support holes (not shown) that drum (not shown) top enters bassinet stand (not shown)
In, 330 passive translation of turntable is until top completely into drum support holes (not shown).After drum installs, starting
Motor, motor drive drive sprocket 431 to rotate backward by retarder 420, discharge traction chain 440, lifter plate 310 and scissor
Formula bearing support 200 declines under the effect of gravity.When lifter plate 310 drops to minimum down position, lifter plate 310 triggers lower limit
Bit switch 460 acts, and lower position switch 460 issues a control signal to control device, and control device closes the power supply of motor, electricity
Machine stops operating.
During unloading disk, then start motor, motor drives drive sprocket 431 to rotate by retarder 420, and drive is led
Draw the recycling of chain 440, the traction chain 440 of recycling drives turntable pallet 320 to rise, and then scissor-type bearing support 200 is driven to do
Ascending motion.When lifter plate 310 rises to highest lifting position, lifter plate 310 triggers upper limit switch 450 and acts, the upper limit
Bit switch 450 issues a control signal to control device, and control device closes the power supply of motor, motor stalls.Turn at this time
Disk 330 just holds drum (not shown), and movable roundabout 330, turntable 330 drives drum (not shown) together at this time
Translation, makes its top exit drum support holes (not shown) completely.Start motor, motor drives master by retarder 420
Movable sprocket 431 rotates backward, and discharges traction chain 440, lifter plate 310 and scissor-type bearing support 200 decline under the effect of gravity.
When lifter plate 310 drops to minimum down position, lifter plate 310 triggers lower position switch 460 and acts, lower position switch 460
A control signal is issued to control device, control device closes the power supply of motor, motor stalls.Lifter plate 310 drops to
When extreme lower position, turntable 330 drives drum (not shown) to rotate together 90 degree to placing position, finally rolls out drum 330.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (11)
1. a kind of elevating platform assembly, including pedestal and the scissor-type bearing support and elevating mechanism that are mounted on the base, Yi Jiwei
Lifting platform in scissor-type bearing support top drives the lifting of scissor-type bearing support to drive lifting by the traction of elevating mechanism
The rising of platform, hoistable platform decline by self gravity, which is characterized in that further include the chain being mounted in the elevating mechanism
To perceive the upper limit switch and lower position switch of the hoistable platform upper and lower position on wheel carrier.
2. a kind of elevating platform assembly as described in claim 1, which is characterized in that the upper limit switch is located at the sprocket wheel
The top of frame, the lower position switch are located at the lower part of the sprocket holder.
3. a kind of elevating platform assembly as described in claim 1, which is characterized in that the sprocket holder in the elevating mechanism is fixed
On the base, the elevating mechanism further include one be mounted on the base speed reduction driving mechanism for power, one be mounted on it is described
The drive sprocket on output shaft, an axis in speed reduction driving mechanism for power are located at driven sprocket, haulage chain on the sprocket holder top
Item, one end of the traction chain are fixed on the drive sprocket, and the other end of the traction chain bypasses the drive chain
It is connected on the hoistable platform after wheel and driven sprocket, the hoistable platform, which draws to drive by traction chain, to be risen.
4. a kind of elevating platform assembly as claimed in claim 3, which is characterized in that the speed reduction driving mechanism for power includes driving electricity
Machine and one helical teeth-turbine worm reducer structure, the driving motor drive the helical teeth-turbine worm reducer structure movement, institute
Helical teeth-turbine worm reducer structure output shaft is stated to connect with the drive sprocket；By using helical teeth-turbine worm reducer
Structure can carry out the lifting position of hoistable platform self-locking.
5. a kind of elevating platform assembly as claimed in claim 4, which is characterized in that the hoistable platform is fixed on institute including one
State the lifter plate on scissor-type bearing support, the turntable pallet that is fixed on the lifter plate, rotatable and transportable setting
Turntable on the turntable pallet, the positioning pin for being mounted on the center of turntable, be mounted on the turntable and to drum into
A pair of of locating piece of row positioning.
6. a kind of elevating platform assembly as claimed in claim 5, which is characterized in that the turntable pallet is fixed on the lifting
On the lower surface of plate, a turret apertures are offered on the lifter plate, the turntable is stretched out by the turret apertures.
7. a kind of elevating platform assembly as claimed in claim 6, which is characterized in that the turntable is installed by a plane bearing
On turntable pallet, radial positioning is carried out by positioning pin between the turntable and the turntable pallet.
8. a kind of elevating platform assembly as claimed in claim 5, which is characterized in that be provided at least on the bottom surface of the turntable
One stop screw, to limit the rotational angle and moving distance of the turntable.
9. a kind of elevating platform assembly as claimed in claim 5, which is characterized in that the scissor-type bearing support includes intermediate logical
Hinged a pair of of the outer strut of intermediate pin shaft and a pair of of internal overarm support are crossed, the upper end of the pair of outer strut is hinged on one
Strut socket, the upper strut socket are fixedly connected with the lifter plate；The lower end of the pair of outer strut, which is hinged with, to be rolled
Bearing, the lower rolling bearing are in rolling contact with the pedestal；The lower end of the pair of internal overarm support is hinged with strut socket,
The lower supporting rod seat is fixedly connected with the base；The upper end of the pair of internal overarm support is hinged with rolling bearing on one, described
The bottom surface of upper rolling bearing and the lifter plate is in rolling contact.
10. a kind of elevating platform assembly as claimed in claim 9, which is characterized in that the scissor-type bearing support further includes one
To the adjusting screw that the lifter plate down position is adjusted, the adjusting screw is mounted on the base.
11. a kind of elevating platform assembly as claimed in claim 9, which is characterized in that between the pair of internal overarm support and a pair of
It is connected by a strut connecting plate between outer strut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821457698.XU CN209242578U (en) | 2018-09-06 | 2018-09-06 | A kind of elevating platform assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821457698.XU CN209242578U (en) | 2018-09-06 | 2018-09-06 | A kind of elevating platform assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209242578U true CN209242578U (en) | 2019-08-13 |
Family
ID=67517536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821457698.XU Expired - Fee Related CN209242578U (en) | 2018-09-06 | 2018-09-06 | A kind of elevating platform assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209242578U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111439711A (en) * | 2020-05-13 | 2020-07-24 | 张必武 | Portable lift for interior decoration |
| WO2022151733A1 (en) * | 2021-01-15 | 2022-07-21 | 浙江金华文瑞机电有限公司 | Automatic station lifting platform |
-
2018
- 2018-09-06 CN CN201821457698.XU patent/CN209242578U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111439711A (en) * | 2020-05-13 | 2020-07-24 | 张必武 | Portable lift for interior decoration |
| WO2022151733A1 (en) * | 2021-01-15 | 2022-07-21 | 浙江金华文瑞机电有限公司 | Automatic station lifting platform |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190813 Termination date: 20210906 |