CN207002119U - A kind of carrier with lifting platform - Google Patents
A kind of carrier with lifting platform Download PDFInfo
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- CN207002119U CN207002119U CN201720843408.4U CN201720843408U CN207002119U CN 207002119 U CN207002119 U CN 207002119U CN 201720843408 U CN201720843408 U CN 201720843408U CN 207002119 U CN207002119 U CN 207002119U
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Abstract
The utility model discloses a kind of carrier with lifting platform, is related to carrier structure-design technique field, is invented to solve the problems, such as that the thing to be handled on the article carrying platform of existing carrier easily slides in the handling process.This has the carrier of lifting platform, including the base with wheel, platform base above base and the article carrying platform above platform base, platform base is connected by the first elevating mechanism with base, article carrying platform includes fixed platform and movable platform, fixed platform is connected by connector with platform base, so that fixed platform keeps being relatively fixed with platform base, opening is offered in fixed platform, movable platform is embedded in opening, movable platform is connected by the second elevating mechanism with platform base, second elevating mechanism can drive movable platform opposed platforms pedestal to move up and down, so that the upper surface of movable platform can be less than the upper surface of fixed platform.The utility model can be used for the carrying of object.
Description
Technical field
It the utility model is related to carrier structure-design technique field, more particularly to a kind of carrier with lifting platform.
Background technology
In the manufacturing process of product, raw material, equipment or manufactured product etc. need to have the carrier of lifting platform
Transport, can so save manpower, improve production efficiency.The applicable occasion of lifting platform carrier is relatively more, such as brilliant in film
Just often need to have the carrier of lifting platform in the production process of body pipe liquid crystal display (TFT-LCD) to carry mask plate
(Mask)。
In the production process of Thin Film Transistor-LCD, such as in color film (Color-Filter) technique, often
Mask plate is needed to be exposed processing to photoresist, and the liquid crystal display panel of different model then needs different mask plates
It is exposed, so that mask plate is frequently necessary to be changed and shifted, and mask plate is generally heavier, is carried out using manpower
Conveyance can reduce production efficiency, and production can be greatly improved come the transfer carried out to mask plate using the carrier with lifting platform
Efficiency, therefore, the carrier with lifting platform play an important role in the production process of Thin Film Transistor-LCD.
A kind of existing carrier with lifting platform, as depicted in figs. 1 and 2, including the base 01 with wheel 011,
Article carrying platform 02 above base 01, article carrying platform 02 are used to place mask plate case (in figure shown in label a), article carrying platform
02 is connected by elevating mechanism 03 with the loading of base 01, and elevating mechanism 03 can drive article carrying platform 02 relative to base about 01
Motion, the side of the upper surface of article carrying platform 02 is rotatable to be provided with countercheck rod 04, and countercheck rod 04 can rotate countercheck rod around its axis m
04 one end is provided with handle 041, and the other end is provided with locating part 042, and locating part 042 is used for the mask plate case on article carrying platform 02
Body carries out spacing.
However, in the existing this carrier with lifting platform, because countercheck rod 04 can rotate relative to article carrying platform 02,
During mask plate case is carried, lifting platform carrier is inevitably resulted from rocking or vibrated, and countercheck rod 04 is easy to
Rotated in rocking or vibrating, locating part 042 is left original position and produce the phenomenon of loosening skew, it is so spacing
Part 042 cannot play the position-limiting action to mask plate case well.In the handling process, if mask plate case and the equipment of surrounding
Generation movement interference (i.e. in the handling process, the equipment on periphery is located on the motion path of mask plate case), then mask plate case
It is highly susceptible to the collision of peripheral equipment and is slid from article carrying platform 02, so as to causes the damage of the mask plate in mask plate case
It is bad；In addition, when carrier translational speed is very fast, article carrying platform 02 rocks or vibrates more serious, and mask plate case also holds very much
Easily slid from article carrying platform 02, so as to cause to damage to the mask plate in mask plate case.
Utility model content
Embodiment of the present utility model provides a kind of carrier with lifting platform, can be during carrying well
Movement of the thing to be handled on article carrying platform is limited, so that thing to be handled is not easy to slide from article carrying platform.
To reach above-mentioned purpose, embodiment of the present utility model provides a kind of carrier with lifting platform, including tool
There are the base, the platform base above the base and the article carrying platform above the platform base of wheel, institute
State platform base by the first elevating mechanism with the base to be connected, first elevating mechanism can drive the platform base
Relatively described base moves up and down, and the article carrying platform includes fixed platform and movable platform, and the fixed platform passes through connection
Part is connected with the platform base, so that the fixed platform keeps being relatively fixed with the platform base, the fixation is put down
Opening is offered on platform, the movable platform is embedded in the opening, and the movable platform passes through the second elevating mechanism and institute
Platform base to be stated to be connected, second elevating mechanism can drive the relatively described platform base of the movable platform to move up and down,
So that the upper surface of the movable platform can be less than the upper surface of the fixed platform.
Further, locating part is provided with the upper edge of the opening, the upper edge is the opening positioned at described solid
The edge of fixed platform upper surface, have on the locating part and be used for the breach that thing to be handled is moved to the movable platform.
Further, first elevating mechanism is scissor-type lifting mechanism, and the scissor-type lifting mechanism includes fork-shaped
Frame, the forked frame include the first connecting rod and second connecting rod being hinged, and the first end of the first connecting rod passes through the first hinge
Spindle is hinged with the base, and the second end is slidably connected with the platform base, and the first end of the second connecting rod passes through second
Jointed shaft is hinged with the platform base, and the second end is slidably connected with the base；The scissor-type lifting mechanism also includes driving
Dynamic device, the drive device can apply driving force so that the forked frame drives to the first connecting rod or the second connecting rod
The platform base moves up and down.
Further, the drive device includes sticking up bar and push rod, and the middle part for sticking up bar is hinged with the base, institute
The axis horizontal for stating the jointed shaft for sticking up bar and the base is set, and the first end for sticking up bar is provided with pedal, the second end and institute
The first end for stating push rod is hinged, and the second end and the first connecting rod of the push rod are hinged.
Further, the number of the forked frame is two, and two forked frames are symmetricly set in the first plane
Both sides, and first hinge axes in two forked frames are conllinear, and first plane is the base width side
Upward median plane, the drive device can apply driving forces to two first connecting rods or two second connecting rods so that
The forked frame drives the platform base to move up and down.
Further, second elevating mechanism includes planar linkage mechanism, and the planar linkage mechanism includes the 3rd and connected
Bar, fourth link, the 5th connecting rod and six-bar linkage, the first end of the third connecting rod pass through first rotating shaft and the platform base
It is hinged, the end of third connecting rod second is hinged by the second rotating shaft and the first end of the fourth link, and the described 4th connects
Second end of bar is hinged by the 3rd rotating shaft with the movable platform, the first end of the 5th connecting rod by the 4th rotating shaft with
The platform base is hinged, and second end of the 5th connecting rod is mutually cut with scissors by the 5th rotating shaft and the first end of the six-bar linkage
Connect, the second end of the six-bar linkage is hinged by the 6th rotating shaft with the movable platform, the third connecting rod and described the
The equal length of five connecting rods, the fourth link and the equal length of the six-bar linkage, the first rotating shaft and the described 4th
The distance between rotating shaft and the 3rd rotating shaft are equal with the distance between the 6th rotating shaft, and second elevating mechanism also wraps
Leading screw, fixture and actuator are included, the fixture is arranged on the article carrying platform or the platform base, and the leading screw can
Rotary setting is on the fixture, and the diameter parallel of the leading screw is in the upper surface of the movable platform and perpendicular to described
Two rotating shafts or the 5th rotating shaft, the leading screw fixture can move up and down relatively, and the fixture can limit the silk
Thick stick moves along the direction of its axis, and the actuator is connected with the leading screw and the leading screw can be driven to rotate, the leading screw
On be combined with the first nut and the second nut, first nut is connected with second rotating shaft, second nut and institute
The 5th rotating shaft is stated to be connected.
Further, the leading screw includes the first leading screw section and the second leading screw section, the first leading screw section and described the
The thread rotary orientations of two leading screw sections is on the contrary, first nut coordinates with the first leading screw section, second nut and described the
Two leading screw sections coordinate.
Further, the actuator is runner, and the Pivot axle of the runner is connected with the leading screw, and
The axis collinear of the axis of the Pivot axle and the leading screw.
Further, the lower surface in the movable platform is provided with the first lead, and the upper surface of the platform base is set
There is the second lead；Or the lower surface in the movable platform is provided with the second lead, the upper surface of the platform base is set
There is the first lead, first lead vertically extends with second lead, the second lead edge
Its axis direction offers endoporus, and first lead is slidably matched with the endoporus.
Further, the planar linkage mechanism is two groups, and planar linkage mechanism described in two groups is symmetricly set in second
The both sides of plane, and the axis collinear of two first rotating shafts in planar linkage mechanism described in two groups, described second is flat
Face is the median plane on the platform base width, and the leading screw is between planar linkage mechanism described in two groups, two groups
Two second rotating shafts in the planar linkage mechanism are connected with first nut, planar linkage machine described in two groups
Two the 5th rotating shafts in structure are connected with second nut.
The carrier with lifting platform that embodiment of the present utility model provides, because platform base passes through the first lift
Structure is connected with base, and such platform base can relative base under the drive of the first hoistable platform moves up and down, and by
It is connected in fixed platform by connector with the platform base, movable platform passes through the second elevating mechanism and the platform base
Seat is connected, and so when platform base is moving up and down, while can also drive article carrying platform and second liter to transport mechanism up and down
It is dynamic, such article carrying platform will reach in the presence of the first elevating mechanism with thing placement platform identical to be handled height, with
Convenient band is carried thing and is transferred to from placement platform on article carrying platform；Because article carrying platform includes fixed platform and movable platform,
Fixed platform is connected by connector with platform base, and opening is offered in fixed platform, and movable platform is embedded at described open
It is intraoral, and movable platform is connected by the second elevating mechanism with the platform base, so when thing to be handled is placed on work
After on moving platform, movable platform can opposed platforms pedestal under the drive of the second elevating mechanism moves downward, so that movable
The upper surface of platform is less than the upper surface of fixed platform, and the thing to be handled that the side wall being now open is pointed in movable platform rises
To spacing effect, so as to limit the movement of thing to be handled in the handling process.When thing to be handled and other equipment occur
When movement interference or carrier speed rock larger, because the side wall of opening is to the spacing of thing to be handled, then treat
Carry thing to be difficult to slide from article carrying platform, so as to reduce the accidental damage of thing to be handled.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of existing structural representation of the carrier with lifting platform；
Fig. 2 is the top view of the existing this carrier with lifting platform；
Fig. 3 is the front view of the carrier in the utility model embodiment with lifting platform (after removing connector 5)；
Fig. 4 is the left view of the carrier in the utility model embodiment with lifting platform (after removing fixture 63)；
Fig. 5 is the tomograph of the second elevating mechanism of the carrier in the utility model embodiment with lifting platform；
Fig. 6 is the top view of the carrier in the utility model embodiment with lifting platform；
Fig. 7 is that the stationary work-table of the carrier in the utility model embodiment with lifting platform is spacing to thing to be handled
Schematic diagram；
Fig. 8 is to have the signal that the carrier of lifting platform docks with thing placement platform to be handled in the utility model embodiment
Figure.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
In description of the present utility model, it is to be understood that term " " center ", " on ", " under ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are based on embodiment
Orientation or position relationship shown in installation site, it is for only for ease of description the utility model and simplifies description, rather than instruction
Or imply that signified device or component must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For to limitation of the present utility model.
Term " first ", " second " be only used for describe purpose, and it is not intended that instruction or imply relative importance or
The implicit quantity for indicating indicated technical characteristic.Thus, " first " is defined, the feature of " second " can be expressed or imply
Ground includes one or more this feature.In description of the present utility model, unless otherwise indicated, " multiple " are meant that two
Individual or two or more.
Referring to Fig. 3, Fig. 4 and Fig. 6, the utility model embodiment provides a kind of carrier with lifting platform, including tool
There are the base 1, the platform base 2 above base 1 and the article carrying platform 3 above platform base 2 of wheel 11, platform
Pedestal 2 is connected by the first elevating mechanism 4 with base 1, and the first elevating mechanism 4 can drive platform base 2 with respect to base about 1
Motion, article carrying platform 3 include fixed platform 31 and movable platform 32, and fixed platform 31 is connected by connector 5 with platform base 2
(as shown in Figure 4) is connect, so that fixed platform 31 keeps being relatively fixed with platform base 2, opening is offered in fixed platform 31
311, movable platform 32 is embedded in opening 311, and movable platform 32 is connected by the second elevating mechanism 6 with platform base 2, the
Two elevating mechanisms 6 can drive the opposed platforms pedestal 2 of movable platform 32 to move up and down, so that the upper surface of movable platform 32 can be less than
The upper surface of fixed platform 31.
Wherein, 311 shape of being open has a lot, such as rectangle, circle etc., when opening 311 is shaped as rectangle, such as Fig. 6
It is shown, it can be used for carrying the object of casing class, such as mask plate case, when opening 311 is shaped as circle, can be used for carrying
Tubbiness type objects.The shape of opening 311 can be set according to the shape of thing to be handled, be not specifically limited herein；Connector 5 can
Think straight-bar, the both ends of straight-bar are fixedly connected with the lower surface of fixed platform 31 and the upper surface of platform base 2 respectively, connector
5 can also be right angle bar (as shown in Figure 4), the both ends of right angle bar respectively with the lower surface of fixed platform 31 and platform base 2
Lateral surface is fixedly connected, and the shape of connector 5 has a lot, will not enumerate herein.
Referring to Fig. 3, Fig. 4 and Fig. 6, the carrier with lifting platform of embodiment offer of the present utility model, due to platform
Pedestal 2 is connected by the first elevating mechanism 4 with base 1, drive of such can of platform base 2 in the first elevating mechanism 4
Lower relative base 1 moves up and down, and because fixed platform 31 is connected by connector 5 with the platform base 2, movable platform
32 are connected by the second elevating mechanism 6 with the platform base 2, so when platform base 2 is moving up and down, while also can
The elevating mechanism 6 of article carrying platform 3 and second is driven to move up and down, such article carrying platform 3 will be in the presence of the first elevating mechanism 4
Reach with thing to be handled (in figure shown in label b) placement platform (in Fig. 8 shown in label c) identical highly, to facilitate band to carry
Thing is transferred to from placement platform on article carrying platform 3；It is fixed because article carrying platform 3 includes fixed platform 31 and movable platform 32
Platform 31 is connected by connector 5 with platform base 2, and opening 311 is offered in fixed platform 31, and movable platform 32 is embedded at
In the opening 311, and movable platform 32 is connected by the second elevating mechanism 6 with the platform base 2, so when waiting to remove
After fortune thing is placed in movable platform 32, the can of movable platform 32 opposed platforms pedestal 2 under the drive of the second elevating mechanism 6
Move downward, so that the upper surface of movable platform 32 is less than the upper surface of fixed platform 31, the now side wall contraposition of opening 311
Spacing effect (as shown in Figure 7) is played in the thing to be handled in movable platform 32, is treated so as to limit in the handling process
Carry the movement of thing.When movement interference occurs for thing to be handled and other equipment or carrier speed rocks larger, by
In opening 311 side wall to the spacing of thing to be handled, then thing to be handled is difficult to slide from article carrying platform 3, so as to
To reduce the accidental damage of thing to be handled.
When the carrier with lifting platform in embodiment of the present utility model carries thing to be handled, as shown in figure 8, first
Article carrying platform 3 will be risen to by height with thing storage platform c flushes to be handled by the first elevating mechanism 4, then will carried
Thing platform 3 docks with thing storage platform c to be handled, then slides into thing to be handled on article carrying platform 3, when thing to be handled slides into work
After on moving platform 32, then the second elevating mechanism 6 drive movable platform 32 decline, be open 311 side wall with to thing to be handled
Carry out spacing, last first elevating mechanism 4 adjusts article carrying platform 3 to suitable height, and carrier leaves thing to be handled and deposited
Platform c is laid flat, to be carried to thing to be handled.
After article carrying platform 3 docks with thing storage platform c to be handled, thing to be handled slides into work from storage platform for convenience
On moving platform 32, as shown in fig. 6, being provided with locating part 7 in the upper edge of opening 311, upper edge is that opening 311 is located at fixed platform
The edge of 31 upper surfaces, have on locating part 7 and be used for the breach 74 that thing to be handled is moved to movable platform 32.So to be handled
Thing can is slipped into the area defined of locating part 7 from breach 74, and limit is played in slip of the can of locating part 7 to thing to be handled
Position and the effect being oriented to, so that thing to be handled edge is correctly oriented and slided into exactly in movable platform 32, meanwhile, when to be handled
After thing is slided into movable platform 32, locating part 7 can also prevent thing to be handled from continuing to move, so as to avoid thing to be handled
Slip over movable platform 32, it is ensured that thing to be handled is located in movable platform 32.
Wherein, locating part 7 can be baffle plate, shelves bar etc., be not specifically limited herein.Locating part 7 can surround opening
The enclosed construction or the non-close structure around the setting of the upper edge of opening 311 that 311 upper edge is set, such as limit
Position part 7 can be multiple spacing shelves bars, and multiple spacing shelves bars are arranged at intervals around the upper edge of opening 311.
Referring to Fig. 6, when opening 311 is when being shaped as rectangle, locating part 7 includes the first locating part 71, the second locating part 72
With the 3rd locating part 73, the first locating part 71, the second locating part 72 and the 3rd locating part 73 are arranged on 311 wherein three articles of sides of opening
Edge, breach 74 can be used as at the 311 Article 4 side that is open.When thing to be handled slips into from breach 74, positioned at waiting to remove
The first locating part 71 and the second locating part 72 of fortune thing glide direction both sides can play guide effect to the slip of thing to be handled,
So that thing to be handled is slipped into movable platform 32.It is relative with breach 74 after thing to be handled is slided into movable platform 32
3rd locating part 73 can prevent thing to be handled from continuing to move, so as to avoid thing to be handled from slipping over movable platform 32, it is ensured that treat
Thing is carried to be located in movable platform 32.
When the carrier with lifting platform in embodiment of the present utility model carries different things to be handled, due to not
The size of same thing to be handled may be different, in order to ensure that the side wall of opening 311 can be waited to remove to different size of
Fortune thing plays good position-limiting action, drives movable platform 32 to decline and the upper table of movable platform 32 in the second elevating mechanism 6
When face is less than the upper surface of fixed platform 31, filling member can be placed in the gap part of thing to be handled and the side wall of opening 311, to disappear
Except the gap between 311 side walls of thing to be handled and opening, so that the side wall of opening 311 it can arrive more to thing to be handled
Good position-limiting action, to prevent it to be moved during carrying, makes thing to be handled is more difficult to be damaged.Wherein, fill out
It can be baffle plate, foam element etc. to fill part, be not specifically limited herein.
The carrier with lifting platform in embodiment of the present utility model is in carry an object, the meeting of the second elevating mechanism 6
Movable platform 32 and the thing to be handled in movable platform 32 is driven to decline, when the upper end of thing to be handled is less than fixed platform
During 31 upper surface, a thing to be handled at this moment can be placed again in the upper end of thing to be handled, if the thing to be handled of lower section
Upper end out-of-flatness, one flat plate can be placed above it, another thing to be handled can be placed on flat board.It can so make
Carrier with lifting platform carries two objects simultaneously, and then can improve handling efficiency.
In the carrier with lifting platform that embodiment of the present utility model provides, the species of the first elevating mechanism 4 is not
Uniquely, for example the first elevating mechanism 4 can be screw lifting mechanism, specifically, rotatable on base 1 to be provided with leading screw, leading screw
Vertically set, the lower end of leading screw is provided with motor, and motor can drive leading screw to rotate, and nut seat, spiral shell are combined with leading screw
Female seat is connected with platform base 2.When article carrying platform 3 needs lifting, motor driven leading screw rotates, and the nut seat on leading screw can
Platform base 2 is driven to move up and down, so that article carrying platform 3 moves up and down.
In addition, the first elevating mechanism 4 can also be scissor-type lifting mechanism, specifically, as shown in Figure 3 and Figure 4, scissor-type
Elevating mechanism includes forked frame 41, and forked frame 41 includes the first connecting rod 411 and second connecting rod 412 being hinged, first connecting rod
411 first end is be hinged by the first jointed shaft and base 1, and the second end is slidably connected with platform base 2, second connecting rod 412
First end is be hinged by the second jointed shaft and platform base 2, and the second end is slidably connected with base 1；Scissor-type lifting mechanism also wraps
Drive device 42 is included, drive device 42 can apply driving force so that forked frame 41 drives to first connecting rod 411 or second connecting rod 412
Platform base 2 moves up and down.When article carrying platform 3 needs lifting, drive device 42 is to first connecting rod 411 or second connecting rod 412
Apply driving force, first connecting rod 411 rotates with second connecting rod 412 around both pin joints in the presence of driving force, to drive
Platform base 2 moves up and down.Compared to screw lifting mechanism, scissor-type lifting mechanism more compact structure, operation is more steady, noise compared with
Small, transmission power is larger, and carrier can be made to carry heavier object.
Wherein, in forked frame 41, the hinged seat that first connecting rod 411 can be provided with platform base 2 is (shown in Fig. 3
Hinged seat f and hinged seat e) be hinged, the hinged seat that second connecting rod 412 can be provided with movable platform 32 is (shown in Fig. 3
Hinged seat d and hinged seat g) be hinged.
In the first elevating mechanism 4 in the embodiment of scissor-type lifting mechanism, drive device 42 is not also unique, for example drives
Device 42 can be hydraulic cylinder, and specifically, cylinder barrel and the base 1 of hydraulic cylinder are hinged, the piston rod and first connecting rod of hydraulic cylinder
411 are hinged.In hydraulic cylinder works, piston rod promotes first connecting rod 411 around first connecting rod 411 and second connecting rod by flexible
412 jointed shaft rotation, to drive platform base 2 to move up and down.
In addition, drive device 42 can also be following structure：As shown in Figure 3 and Figure 4, drive device 42 includes sticking up bar 421
With push rod 422, the middle part and base 1 for sticking up bar 421 are hinged, and the axis horizontal for sticking up bar 421 and the jointed shaft of base 1 is set, and sticks up bar
421 first end is provided with pedal 4211, and the second end and the first end of push rod 422 are hinged, the second end and first of push rod 422
Connecting rod 411 is hinged.When article carrying platform 3 needs to rise, pedal 4211 is stepped on downwards, sticks up what bar 421 was connected with push rod 422
One end is upturned, and push rod 422 moves and applies upward active force to first connecting rod 411 upwards, under the effect of push rod 422,
First connecting rod 411 rotates with second connecting rod 412 around their jointed shaft, so that platform base 2 is relatively raised above, while platform base
Seat 2 drives article carrying platform 3 to be relatively raised above.Compared to hydraulic cylinder, the structure of drive device 42 shown in Fig. 3 is simpler, it is not necessary to
Hydraulic system annex, the design and manufacturing cost of carrier can be substantially reduced.
In order that the lifting process of article carrying platform 3 is more steady, as shown in figure 4, the number of forked frame 41 is two, two
Forked frame 41 is symmetricly set in the both sides of the first plane, and the first hinge axes in two forked frames 41 are conllinear (i.e. two
The plane of forked frame 41 is parallel to each other), the first plane be the width of base 1 (X-direction in Fig. 4) on median plane A, drive device
42 can apply driving force so that forked frame 41 drives platform base about 2 to two first connecting rods 411 or two second connecting rods 412
Motion.The median plane A of article carrying platform 3 both sides can so acted on by the power of forked frame 41, loading can be made
The median plane A of platform 3 both sides stress balance, so as to so that the lifting process of article carrying platform 3 is more steady.
Wherein, can be connected between two first connecting rods 411 by the first fix bar (in Fig. 4 shown in label h), driving dress
Put 42 directly can apply active force to the first fix bar, for example, push rod 422 the second end can by with the first fix bar and the
One connecting rod 411 is hinged；Or can be connected between two second connecting rods 412 by the second fix bar, drive device 42 can be with
Directly apply active force to the second fix bar.
In the carrier with lifting platform that embodiment of the present utility model provides, the species of the second elevating mechanism 6 is not yet
Uniquely, for example the second elevating mechanism 6 can be the first scissor-type lifting mechanism, and specifically, the first scissor-type lifting mechanism includes
The seven-link assembly and the 8th connecting rod being hinged, the first end and platform base 2 of seven-link assembly are be hinged, the second end and movable platform
32 are slidably connected, and the first end of the 8th connecting rod is be hinged with movable platform 32, and the second end is slidably connected with platform base 2；First cuts
Fork elevating mechanism also includes first driving means, first driving means can apply to seven-link assembly or the 8th connecting rod driving force with
Forked frame is set to drive platform base 2 to move up and down.When thing to be handled slides into movable platform 32, first driving means are to the 7th
Connecting rod or the 8th connecting rod apply driving force, and seven-link assembly and the 8th connecting rod revolve around both jointed shafts in the presence of driving force
Turn, to drive movable platform 32 to move downwards or upwards.
In addition, the second elevating mechanism 6 can also be following mechanism：As shown in Fig. 3, Fig. 4 and Fig. 5, the second elevating mechanism 6 wraps
Planar linkage mechanism 61 is included, planar linkage mechanism 61 includes third connecting rod 611, fourth link 612, the 5th connecting rod 613 and the 6th
Connecting rod 614, the first end of third connecting rod 611 are hinged by first rotating shaft 615a and platform base 2, third connecting rod 611 second
End is hinged by the second rotating shaft 615b and the first end of fourth link 612, and the second end of fourth link 612 passes through the 3rd rotating shaft
615c is hinged with movable platform 32, and the first end of the 5th connecting rod 613 is hinged by the 4th rotating shaft 616a with platform base 2,
The end of 5th connecting rod 613 second is hinged by the 5th rotating shaft 616b and six-bar linkage 614 first end, and the of six-bar linkage 614
Two ends are hinged by the 6th rotating shaft 616c with movable platform 32, the equal length of the connecting rod 613 of third connecting rod 611 and the 5th, the
The equal length of double leval jib 612 and six-bar linkage 614, the distance between first rotating shaft 615a and the 4th rotating shaft 616a with the 3rd turn
Axle 615c is equal with the distance between the 6th rotating shaft 616c；Second elevating mechanism 6 also includes leading screw 62, fixture 63 and actuator
64, fixture 63 is arranged on article carrying platform 3 or platform base 2, and leading screw 62 is rotatably disposed on fixture 63, leading screw 62
Diameter parallel can be consolidated relatively in the upper surface of movable platform 32 and perpendicular to the second rotating shaft 615b or the 5th rotating shaft 616b, leading screw 62
Determine part 63 and move up and down (chute extended up and down can be opened up on fixture 63, slide, leading screw 62 are sliding combined with chute
It is rotatably disposed on slide), and fixture 63 can limit leading screw 62 and be moved along the direction of its axis, actuator 64 and leading screw
62 are connected and leading screw 62 can be driven to rotate, and are combined with the first nut 65 and the second nut 66 on leading screw 62, the first nut 65 with
Second rotating shaft 615b is connected, and the second nut 66 is connected with the 5th rotating shaft 616b.The course of work of the elevating mechanism is as follows：When
After thing to be handled is slid into movable platform 32, actuator 64 can drive leading screw 62 to rotate, the first nut coordinated with leading screw 62
65 and second the relative leading screw 62 of nut 66 move, the second rotating shaft 615b for being connected with the first nut 65, be connected with the second nut 66
The 5th rotating shaft 616b setting in motions, to adjust between third connecting rod 611 and fourth link 612, the 5th connecting rod 613 and the 6th connects
Angle between bar 614, so as to adjust the up and down motion that movable platform 32 is relatively fixed platform 31.Wherein, connect in plane
In linkage 61, the hinged seat that third connecting rod 611, the 5th connecting rod 613 can be provided with platform base 2 respectively is hinged, the
The hinged seat that double leval jib 612, six-bar linkage 614 can be provided with movable platform 32 respectively is hinged.
The elevating mechanism of first scissor-type lifting mechanism and feed screw nut driving planar linkage mechanism 61 can realize work
Moving platform 32 is relatively fixed the up and down motion of platform 31, but compares scissor-type lifting mechanism, feed screw nut driving planar linkage machine
The elevating mechanism of structure 61, the lifting of movable platform 32 can be adjusted by a small margin, so can highly precisely adjust to be handled
Position relationship between thing and opening 311, it is preferably spacing so as to make the inwall of opening 311 realize thing to be handled.
It is during feed screw nut drives the embodiment that planar linkage mechanism 61 lifts, on leading screw 62 in the second elevating mechanism 6
The movement relation of two nuts is not unique, for example two on leading screw 62 nut can be to move in the following manner：Leading screw 62
During rotation, the direction of motion of two nuts on leading screw 62 is identical, i.e. the screw thread of leading screw 62 only has a kind of rotation direction, is driven in leading screw 62
During dynamic planar linkage mechanism 61 drives the lifting of movable platform 32, third connecting rod 611 is parallel with the 5th connecting rod 613, and the 4th
Connecting rod 612 is parallel with six-bar linkage 614.In addition, two nuts on leading screw 62 can also be to move in the following manner：Leading screw 62
During rotation, the direction of motion of two nuts on leading screw 62 is on the contrary, specifically, as shown in figure 5, leading screw 62 includes the first leading screw section
621 and the second leading screw section 622, the thread rotary orientation of the first leading screw section 621 and the second leading screw section 622 is on the contrary, the first nut 65 and
One leading screw section 621 coordinates, and the second nut 66 coordinates with the second leading screw section 622.Compared to the two nut directions of motion are identical, two spiral shells
When mother's motion is opposite, dimensionally stable that third connecting rod 611, fourth link 612, the 5th connecting rod 613, six-bar linkage 614 are formed
Property is relatively good, and the up and down motion of movable platform 32 can be made more steady.
Wherein, the species of actuator 64 is not unique, for example actuator 64 can be motor, and motor driving leading screw 62 revolves
Turn, the first nut 65 and the second nut 66 on leading screw 62 move towards opposite direction, so as to adjust third connecting rod 611 and the
Angle between double leval jib 612, between the 5th connecting rod 613 and six-bar linkage 614, so that movable platform 32 is relatively fixed platform 31
Up and down motion.
In addition, as shown in Figure 3 and Figure 4, actuator 64 can also be runner, the Pivot axle of runner is connected with leading screw 62
Connect, and the axis collinear of the axis of Pivot axle and leading screw 62.So when thing to be handled is slid into movable platform 32,
Rotating wheel drives leading screw 62 to rotate, and the first nut 65 and the second nut 66 on leading screw 62 move towards opposite direction, so as to
To adjust the angle between third connecting rod 611 and fourth link 612, between the 5th connecting rod 613 and six-bar linkage 614, so that living
Moving platform 32 is relatively fixed the up and down motion of platform 31.Compared to motor, when actuator 64 is runner, simple in construction, cost is low, nothing
Electric energy need to be consumed, the lifting for adjusting movable platform 32 more will be convenient.
In order that the lifting of movable platform 32 is more steady, as shown in Figure 4 and Figure 5, the lower surface of movable platform 32 is provided with
First lead 67, the upper surface of platform base 2 are provided with the second lead 68,68 equal edge of the first lead 67 and the second lead
Vertical direction extends, and the second lead 68 offers endoporus (not shown) along its axis direction, the first lead 67 with it is interior
Hole is slidably matched.During the second elevating mechanism 6 drives movable platform 32 to move up and down, pass through the first lead 67 and the
Two leads 68 are slidably matched, and the up and down motion of movable platform 32 can be oriented to, in movable platform 32 and opening 311
When having gap, movable platform 32 can be avoided to be shaken during up and down motion, so as to so that the liter of movable platform 32
Drop is more steady.
Wherein, the position of the first lead 67 and the second lead 68 can also mutually be exchanged, i.e., under movable platform 32
Surface is provided with the second lead 68, and the upper surface of platform base 2 is provided with the first lead 67.First lead 67 and second is oriented to
After the position of post 68 is exchanged and preceding caused beneficial effect all same is exchanged, will not be repeated here.
In order that the stress in lifting process of movable platform 32 more balances, as shown in figure 5, planar linkage mechanism 61 is two
Group, two groups of planar linkage mechanisms 61 are symmetricly set in the both sides of the second plane, and two in two groups of planar linkage mechanisms 61
First rotating shaft 615a axis collinear (plane i.e. where two groups of planar linkage mechanisms 61 is parallel to each other), the second plane is activity
Median plane (the face B in Fig. 4) on the width of platform 32, between two groups of planar linkage mechanisms 61, two groups are put down leading screw 62
Two the second rotating shaft 615b in face linkage 61 are connected with the first nut 65, and two in two groups of planar linkage mechanisms 61
Individual 5th rotating shaft 616b is connected with the second nut 66.By so setting two groups of planar linkage mechanisms 61 can be second
The both sides phase movable platform 32 of plane provides active force, and the stress in lifting process of movable platform 32 can be made more to balance, from
And make the oscilaltion of movable platform 32 more steady.
The number of first lead 67 and the second lead 68 is not also unique between movable platform 32 and platform base 2, than
Such as the first lead 67 and the second lead 68 can set one group, and the first lead 67 and the second lead 68 are positioned at work
The lower section at the center of moving platform 32.In addition, the first lead 67 and the second lead 68 can also set multigroup, multigroup first guiding
The lead 68 of post 67 and second is symmetricly set in the second plane B both sides.Such as shown in Fig. 5, movable platform 32 and platform base 2
Between four group of first lead 68 of lead 67 and second can be set, every group of first lead 67 and the second lead 68 can be with
Movable platform 32 is arranged between hinged seat that platform base 2 is provided with, that is, is arranged between hinged seat O1 and O2, is hinged
Between seat P1 and P2, between hinged seat R1 and R2, between hinged seat S1 and S2.Compared to one group of first lead 67 and second of setting
Lead 68, multigroup lead 68 of first lead 67 and second are oriented to movable platform 32, can make movable platform 32
Balance is easily kept, so that movable platform 32 is more steady during up and down motion.
More than, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited thereto,
Any one skilled in the art can readily occur in change or replace in the technical scope that the utility model discloses
Change, should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should be with claim
Protection domain is defined.
Claims (10)
1. a kind of carrier with lifting platform, it is characterised in that including the base with wheel, above the base
Platform base and the article carrying platform above the platform base, the platform base by the first elevating mechanism with it is described
Base is connected, and first elevating mechanism can drive the relatively described base of the platform base to move up and down, and the loading is put down
Platform includes fixed platform and movable platform, and the fixed platform is connected by connector with the platform base, so that described
Fixed platform keeps being relatively fixed with the platform base, opening is offered in the fixed platform, the movable platform is embedded
In in the opening, the movable platform is connected by the second elevating mechanism with the platform base, second lift
Structure can drive the relatively described platform base of the movable platform to move up and down, so that the upper surface of the movable platform can be less than institute
State the upper surface of fixed platform.
2. the carrier according to claim 1 with lifting platform, it is characterised in that be provided with the upper edge of the opening
Locating part, the upper edge has for the opening on the edge of the fixed platform upper surface, the locating part to be used for
Thing to be handled is moved to the breach of the movable platform.
3. the carrier according to claim 1 or 2 with lifting platform, it is characterised in that first elevating mechanism is
Scissor-type lifting mechanism,
The scissor-type lifting mechanism includes forked frame, and the forked frame includes the first connecting rod and second connecting rod being hinged,
The first end of the first connecting rod is hinged by the first jointed shaft and the base, and the second end is slided with the platform base to be connected
Connect, the first end of the second connecting rod is hinged by the second jointed shaft and the platform base, and the second end is slided with the base
Connection；
The scissor-type lifting mechanism also includes drive device, and the drive device can connect to the first connecting rod or described second
Bar applies driving force so that the forked frame drives the platform base to move up and down.
4. the carrier according to claim 3 with lifting platform, it is characterised in that the drive device include stick up bar and
Push rod, the middle part for sticking up bar are hinged with the base, and the axis horizontal for sticking up bar and the jointed shaft of the base is set, institute
State and stick up the first end of bar and be provided with pedal, the second end and the first end of the push rod are hinged, the second end of the push rod and institute
First connecting rod is stated to be hinged.
5. the carrier according to claim 3 with lifting platform, it is characterised in that the number of the forked frame is two
Individual, two forked frames are symmetricly set in the both sides of the first plane, and described first in two forked frames is be hinged
Axis collinear, first plane are the median plane on the base width direction, and the drive device can be to two described the
One connecting rod or two second connecting rods apply driving force so that the forked frame drives the platform base up and down motion.
6. the carrier according to claim 1 or 2 with lifting platform, it is characterised in that the second elevating mechanism bag
Include planar linkage mechanism,
The planar linkage mechanism includes third connecting rod, fourth link, the 5th connecting rod and six-bar linkage, and the of the third connecting rod
One end is hinged by first rotating shaft and the platform base, and the end of third connecting rod second passes through the second rotating shaft and the described 4th
The first end of connecting rod is hinged, and the second end of the fourth link is hinged by the 3rd rotating shaft with the movable platform, described
The first end of 5th connecting rod is hinged by the 4th rotating shaft with the platform base, and second end of the 5th connecting rod passes through the 5th turn
The first end of axle and the six-bar linkage is hinged, and the second end of the six-bar linkage passes through the 6th rotating shaft and the movable platform
It is hinged, the equal length of the third connecting rod and the 5th connecting rod, the fourth link and the length of the six-bar linkage
It is equal, the distance between the first rotating shaft and the 4th rotating shaft between the 3rd rotating shaft and the 6th rotating shaft away from
From equal,
Second elevating mechanism also includes leading screw, fixture and actuator, the fixture be arranged at the article carrying platform or
On the platform base, the leading screw is rotatably disposed on the fixture, and the diameter parallel of the leading screw is in the activity
The upper surface of platform and perpendicular to second rotating shaft or the 5th rotating shaft, the leading screw can relatively described fixture move up and down,
And the fixture can limit the leading screw and be moved along the direction of its axis, the actuator is connected with the leading screw and can
Drive the leading screw to rotate, be combined with the first nut and the second nut on the leading screw, first nut with described second turn
Axle is connected, and second nut is connected with the 5th rotating shaft.
7. the carrier according to claim 6 with lifting platform, it is characterised in that the leading screw includes the first leading screw section
With the second leading screw section, the thread rotary orientation of the first leading screw section and the second leading screw section on the contrary, first nut with it is described
First leading screw section coordinates, and second nut coordinates with the second leading screw section.
8. the carrier according to claim 6 with lifting platform, it is characterised in that the actuator is runner, described
The Pivot axle of runner is connected with the leading screw, and the axis of the axis of the Pivot axle and the leading screw is total to
Line.
9. the carrier according to claim 1 or 2 with lifting platform, it is characterised in that under in the movable platform
Surface is provided with the first lead, and the upper surface of the platform base is provided with the second lead；Or in the movable platform under
Surface is provided with the second lead, and the upper surface of the platform base is provided with the first lead,
First lead vertically extends with second lead, and second lead is along its axis direction
Endoporus is offered, first lead is slidably matched with the endoporus.
10. the carrier according to claim 6 with lifting platform, it is characterised in that the planar linkage mechanism is two
Group, planar linkage mechanism described in two groups are symmetricly set in the both sides of the second plane, and in planar linkage mechanism described in two groups
The axis collinear of two first rotating shafts, second plane is the median plane on the platform base width, described
Leading screw between planar linkage mechanism described in two groups, two second rotating shafts in planar linkage mechanism described in two groups with
First nut is connected, two in planar linkage mechanism described in two groups the 5th rotating shaft with the second nut phase
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720843408.4U CN207002119U (en) | 2017-07-12 | 2017-07-12 | A kind of carrier with lifting platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720843408.4U CN207002119U (en) | 2017-07-12 | 2017-07-12 | A kind of carrier with lifting platform |
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| Publication Number | Publication Date |
|---|---|
| CN207002119U true CN207002119U (en) | 2018-02-13 |
Family
ID=61453853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720843408.4U Active CN207002119U (en) | 2017-07-12 | 2017-07-12 | A kind of carrier with lifting platform |
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| CN (1) | CN207002119U (en) |
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| CN108356137A (en) * | 2018-04-26 | 2018-08-03 | 北京信息科技大学 | A kind of arc track motion under the conditions of more position constraints |
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| CN108845255A (en) * | 2018-06-13 | 2018-11-20 | 吉利四川商用车有限公司 | A kind of support device for vehicular electric machine test |
| CN109051803A (en) * | 2018-08-20 | 2018-12-21 | 苏州迈为科技股份有限公司 | A kind of platform carrying mechanism and carry storage system |
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| CN108519432A (en) * | 2018-04-03 | 2018-09-11 | 浙江泰宁建设工程管理咨询有限公司 | A kind of building hollow drum automatic detection instrument |
| CN108356137A (en) * | 2018-04-26 | 2018-08-03 | 北京信息科技大学 | A kind of arc track motion under the conditions of more position constraints |
| CN108356137B (en) * | 2018-04-26 | 2023-10-13 | 北京信息科技大学 | Arc track movement mechanism under multi-positioning constraint condition |
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| CN109051803A (en) * | 2018-08-20 | 2018-12-21 | 苏州迈为科技股份有限公司 | A kind of platform carrying mechanism and carry storage system |
| CN109051803B (en) * | 2018-08-20 | 2024-04-30 | 迈为技术(珠海)有限公司 | Platform handling mechanism and handling storage system |
| CN109212584A (en) * | 2018-10-19 | 2019-01-15 | 嘉善美源服饰水洗有限公司 | A kind of anti-health electricity refrigeration high purity germanium γ spectroscopy device of wide energy |
| CN109212584B (en) * | 2018-10-19 | 2020-12-01 | 嘉善美源服饰水洗有限公司 | Wide-energy anti-recovery electric refrigeration high-purity germanium gamma spectrometer device |
| CN109079762A (en) * | 2018-10-29 | 2018-12-25 | 苏州神运机器人有限公司 | A kind of four axis pressing robots |
| EP3978419A4 (en) * | 2019-05-30 | 2023-07-05 | Beijing Jingdong Qianshi Technology Co., Ltd. | Lifting mechanism of automated guided vehicle and automated guided vehicle |
| CN110230411B (en) * | 2019-07-16 | 2021-11-12 | 苏州渭中科技发展有限公司 | Building steel structure suspension equipment |
| CN110230411A (en) * | 2019-07-16 | 2019-09-13 | 陆彬燕 | A kind of construction steel structure suspension apparatus |
| CN110885028A (en) * | 2019-10-21 | 2020-03-17 | 贵州电网有限责任公司 | Transformer oil-submersible pump replacement and maintenance operation device |
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| CN112062038A (en) * | 2020-09-14 | 2020-12-11 | 江苏信息职业技术学院 | Ultralow lifting platform of link mechanism |
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