CN206799078U - A kind of super large load lift mechanism of double-crank sliding block - Google Patents
A kind of super large load lift mechanism of double-crank sliding block Download PDFInfo
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- CN206799078U CN206799078U CN201720382144.7U CN201720382144U CN206799078U CN 206799078 U CN206799078 U CN 206799078U CN 201720382144 U CN201720382144 U CN 201720382144U CN 206799078 U CN206799078 U CN 206799078U
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Abstract
The utility model discloses a kind of super large load lift mechanism of double-crank sliding block, including the first motor, the second motor, base and the Height-adjustable above base, Height-adjustable has the stroke moved up and down, base is connected with Height-adjustable by the first crank that can be synchronized with the movement with the second crank, first motor is connected with the first crank gearing, second motor is connected with the second crank gearing, first crank is hinged with Height-adjustable respectively with the second crank upper end, first crank is slidably connected with base rotation respectively with the second crank lower end, and Height-adjustable is provided with carrying square tube.The square tube that Height-adjustable is provided with base and Height-adjustable is connected with the second crank by the first crank, enhances the bearing capacity of elevating mechanism；Because the first crank and the second crank lower end are slidably connected with base respectively, upper end is hinged with Height-adjustable respectively, adds the free degree of the first crank and the second crank, reduces the deformation of member in lifting process.The utility model is applied to lifting structure field.
Description
Technical field
It the utility model is related to a kind of lifting structure, the super large load lift mechanism of particularly a kind of double-crank sliding block.
Background technology
The lifting structure that presently, there are has scissor-type, pinion and-rack and steel wire rope type, exists during work and holds
The shortcomings of loading capability is poor, the deformation of member is big, fuselage shaking is big, operation stability is poor and hydraulic system pressure value is high, actually should
Certain limitation is received in.
Utility model content
In order to solve the above problems, the purpose of this utility model is to provide a kind of super large load lift of double-crank sliding block
Mechanism, the load-carrying ability of the more stable and specific super large of service behaviour.
Technical scheme is used by the utility model：A kind of super large load lift mechanism of double-crank sliding block, including the
One motor, the second motor, base and the Height-adjustable above base, the Height-adjustable have the stroke moved up and down, institute
State base with Height-adjustable by the first crank that can be synchronized with the movement with the second crank to be connected, first motor and the first crank
Drive connection, second motor is connected with the second crank gearing, first crank and the second crank upper end respectively with lifting
Bed is be hinged, and first crank is slidably connected with base rotation respectively with the second crank lower end, and the Height-adjustable is provided with carrying
Square tube.
As the further improvement of above-mentioned technical proposal, first crank and the second crank are that can be protected in motion process
Hold lateral symmetry structure.
As the further improvement of above-mentioned technical proposal, first crank includes two parallel turns with the second crank
Lever, the upper end of two rotating bars of each crank are connected by upper connecting rod, and lower end is connected by lower connecting rod, the upper company
Extension bar both ends are hinged in Height-adjustable, and lower connecting rod both ends rotate and are slidably connected on base.
As the further improvement of above-mentioned technical proposal, the base is provided with chute, the lower connecting rod two of each crank
End is slidably connected on chute respectively by rolling bearing.
As the further improvement of above-mentioned technical proposal, the first crank upper end, which is provided with, can drive the first crank to rotate
First arm of force, the second crank upper end be provided with can drive the second crank rotate second arm of force, first arm of force with
First motor is connected, second arm of force and the second motor drive connection.
As the further improvement of above-mentioned technical proposal, first motor is provided with and can do the first of stretching motion and stretch
Contracting bar, the first expansion link and first arm of force rotation connection, second motor, which is provided with, can do the second of stretching motion
Expansion link, the second expansion link and second arm of force rotation connection, first motor are rotatably connected on respectively with the second motor
In Height-adjustable.
As the further improvement of above-mentioned technical proposal, the Height-adjustable is provided with connection supporting plate, the upper company of each crank
Extension bar is hinged on connection supporting plate.
As the further improvement of above-mentioned technical proposal, the first crank can be made by being connected between the base and the second crank
Limits device that is lateral symmetry and preventing the bottomed seat of the second slide crank is kept in motion process with the second crank.
As the further improvement of above-mentioned technical proposal, the base is provided with mobile device.
The beneficial effects of the utility model：What the utility model was provided with by using bi-motor structure and in Height-adjustable
Square tube is carried, makes elevating mechanism that there is higher load-carrying ability；First crank is connected Height-adjustable and base with the second crank, enhancing
The bearing capacity of lifting structure；Because the first crank and the second crank lower end are slidably connected with base respectively, upper end respectively with
Height-adjustable is hinged, and adds the free degree of the first crank and the second crank, reduces the deformation of member in lifting process, is made whole
Mechanism operation is more stable.
Brief description of the drawings
The utility model is further illustrated with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the utility model of the whole structure diagram.
Embodiment
The super large load lift mechanism of double-crank sliding block as shown in Figure 1, including the first motor 5, the second motor 6, base 1
And the Height-adjustable 2 above base 1, the Height-adjustable 2 have the stroke moved up and down, the base 1 leads to Height-adjustable 2
The first crank 3 that crossing to be synchronized with the movement is connected with the second crank 4, and first motor 5 is connected with the first crank 3, institute
The second motor 6 to be stated to be connected with the second crank 4, the upper end of 3 and second crank of the first crank 4 is be hinged with Height-adjustable 2 respectively,
First crank 3 is rotated with base 1 and is slidably connected respectively with the lower end of the second crank 4, the first crank 3 and the lower end of the second crank 4
Can be rotated on base 1 can also slide, and the motor 6 of the first motor 5 and second can be that powerful motor is even super
Heavy-duty motor, Height-adjustable 2 are provided with some carrying square tubes 22 being parallel to each other, the loading side when elevating mechanism, which works, to be run
Pipe 22 can increase the lifting surface area of Height-adjustable, improve the bearing capacity of elevating mechanism.
The loading side that the bi-motor structure and Height-adjustable 2 being used in combination by the first motor 5 with the second motor 6 are provided with
Pipe 22, while the first motor 5 and the second motor 6 are all heavy-duty motors so that elevating mechanism is provided with higher load-carrying ability；
Height-adjustable 2 and base 1 are connected with the second crank 4 by the first crank 3, the carrying square tube that also Height-adjustable 2 is provided with, all strengthened
The bearing capacity of elevating mechanism；It is slidably connected because the first crank 3 rotates with base 1 respectively with the lower end of the second crank 4, upper end
It is be hinged with Height-adjustable 2 respectively, the free degree of the first crank 3 and the second crank 4 is added, the component reduced in lifting process becomes
Shape.
Preferably, the crank 4 of the first crank 3 and second makes for that can keep lateral symmetry structure in motion process
Obtain the first crank 3 and the second crank 4 is in lateral symmetry state, therefore the direction of motion of the first crank 3 and the second crank 4 begins
Eventually conversely, because the first crank 3 and the second crank 4 while driving Height-adjustable 2 to move, thus Height-adjustable 2 can not lateral displacement and
It can only be vertically moved up or down.
Preferably, first crank 3 and the second crank 4 include two parallel rotating bars, two of each crank
The upper end of rotating bar is connected by upper connecting rod, and lower end is connected by lower connecting rod, and the upper connecting rod both ends are hinged on lifting
On bed 2, lower connecting rod both ends rotate and are slidably connected on base 1, two rotating bars and the upper connecting rod and lower company of each crank
Extension bar combines to form quadra, using the first crank 3 and the second crank 4 of quadra structure, strengthen the first crank 3 with
The bearing capacity of second crank 4.
Preferably, the base 1 is provided with chute 7, and the lower connecting rod both ends of each crank are slided respectively by rolling bearing 8
It is dynamic to be connected on chute 7, further improve the operation stability of whole mechanism.
Preferably, the upper end of the first crank 3 be provided with can drive the first crank 3 rotate first arm of force, described second
The upper end of crank 4 is provided with second arm of force 41 that the second crank 4 can be driven to rotate, and first arm of force and the transmission of the first motor 5 connect
Connect, second arm of force 41 is connected with the second motor 6.
Preferably, first motor 5 is provided with the first expansion link 51 that can do stretching motion, first expansion link
51 and first the arm of force be rotatablely connected, second motor 6, which is provided with, can make the second expansion link 61 of stretching motion, described second
Expansion link 61 is rotatablely connected with second arm of force 41, and Height-adjustable 2 is provided with parallel the first hanger beam and the second hanger beam, the first electricity
Machine 5 is rotatably connected on the first hanger beam by the first hanger, and the second motor 6 is rotatably connected on the second hanger by the second hanger
Liang Shang.
When the first expansion link 51 and the second expansion link 61 stretch out, the first crank 3 is driven to rotate counterclockwise, the second crank 4
Rotate clockwise, while the rotation of the first crank 3 and the second crank 4 drives Height-adjustable 2 to rise；When the first expansion link 51 and second
When expansion link 61 is retracted, the first crank 3 is driven to rotate clockwise, the second crank 4 rotates counterclockwise, while the first crank 3 and the
The rotation of two cranks 4 drives Height-adjustable 2 to rise.
Preferably, the Height-adjustable 2 is provided with connection supporting plate 21, and the upper connecting rod of each crank is hinged on connection supporting plate 21
On, connection supporting plate 21 uses the sheet material with strong bearing capacity, strengthens the bearing capacity of whole mechanism.
Preferably, being connected between the crank 3 of base 1 and second can be such that the first crank 3 is being moved through with the second crank 4
Keep lateral symmetry in journey and prevent the second crank 4 from sliding the limits device 9 of base 1, limits device 9 includes two and mutually put down
Capable bending pull bar 91, two both ends of bending pull bar 91 are respectively hinged on rotating bar and the chute 7 of the second crank of respective side 4,
One end of bending pull bar 91 is hinged on the central spot position of respective side rotating bar, and the other end is hinged on fixed on corresponding side rails
In the fixed seat 12 being provided with, according to hypotenuse center line theorem, the upper extreme point of rotating bar and the line to fixed seat 12
All the time vertically with base 1, simultaneously because the upper extreme point of rotating bar and Height-adjustable 2 are be hinged so that rotary bed 2 can only be vertically moved up or down
Motion；Simultaneously when lower connecting rod 43 slides in chute 7, bending pull bar 91 can prevent that lower connecting rod 43 is sliding out of chute 7
Fall.
Preferably, the base 1 is provided with mobile device 10, and mobile device includes and castor (not shown), landing pass through
The castor that base 1 is provided with covers 11 pipes and is connected on base 1.
Certainly, the utility model is not limited to above-mentioned embodiment, and those skilled in the art are without prejudice to originally
Equivalent variations or replacement can be also made on the premise of spirit, these equivalent modifications or replacement are all contained in the application right
It is required that in limited range.
Claims (9)
- A kind of 1. super large load lift mechanism of double-crank sliding block, it is characterised in that：Including the first motor（5）, the second motor （6）, base（1）And positioned at base（1）The Height-adjustable of top（2）, the Height-adjustable（2）With the stroke moved up and down, institute State base（1）With Height-adjustable（2）Pass through the first crank that can be synchronized with the movement（3）With the second crank（4）It is connected, first electricity Machine（5）With the first crank（3）Drive connection, second motor（6）With the second crank（4）Drive connection, first crank （3）With the second crank（4）Upper end respectively with Height-adjustable（2）It is be hinged, first crank（3）With the second crank（4）Distinguish lower end With base（1）Rotation is slidably connected, the Height-adjustable（2）It is provided with carrying square tube（22）.
- 2. the super large load lift mechanism of double-crank sliding block according to claim 1, it is characterised in that：First crank （3）With the second crank（4）For lateral symmetry structure can be kept in motion process.
- 3. the super large load lift mechanism of crank block according to claim 2, it is characterised in that：First crank（3） With the second crank（4）Include two parallel rotating bars, the upper end of two rotating bars of each crank passes through upper connecting rod phase Even, lower end is connected by lower connecting rod, and the upper connecting rod both ends are hinged on Height-adjustable（2）On, lower connecting rod both ends, which rotate, to be slided It is dynamic to be connected to base（1）On.
- 4. the super large load lift mechanism of crank block according to claim 3, it is characterised in that：The base（1）On set There is chute（7）, the lower connecting rod both ends of each crank pass through rolling bearing（8）Chute is slidably connected at respectively（7）On.
- 5. the super large load lift mechanism of crank block according to claim 3, it is characterised in that：First crank（3） Upper end, which is provided with, can drive the first crank（3）First arm of force rotated, second crank（4）Upper end, which is provided with, can drive second Crank（4）Second arm of force rotated（41）, first arm of force and the first motor（5）Drive connection, second arm of force（41） With the second motor（6）Drive connection.
- 6. the super large load lift mechanism of crank block according to claim 5, it is characterised in that：First motor（5） The first expansion link of stretching motion can be made by being provided with（51）, first expansion link（51）It is rotatablely connected with first arm of force, institute State the second motor（6）The second expansion link of stretching motion can be made by being provided with（61）, second expansion link（61）With the second power Arm（41）Rotation connection, first motor（5）With the second motor（6）Height-adjustable is rotatably connected on respectively（2）On.
- 7. the super large load lift mechanism of crank block according to any one of claim 3 to 6, it is characterised in that：It is described Height-adjustable（2）It is provided with connection supporting plate（21）, the upper connecting rod of each crank is hinged on connection supporting plate（21）On.
- 8. the super large load lift mechanism of crank block according to any one of claim 4 to 6, it is characterised in that：It is described Base（1）With the second crank（4）Between be connected to and can make the first crank（3）With the second crank（4）Kept in motion process horizontal To symmetrical and prevent the second crank（4）Slide base（1）Limits device（9）.
- 9. the super large load lift mechanism of crank block according to any one of claim 1 to 6, it is characterised in that：It is described Base（1）It is provided with mobile device（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720382144.7U CN206799078U (en) | 2017-04-11 | 2017-04-11 | A kind of super large load lift mechanism of double-crank sliding block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720382144.7U CN206799078U (en) | 2017-04-11 | 2017-04-11 | A kind of super large load lift mechanism of double-crank sliding block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206799078U true CN206799078U (en) | 2017-12-26 |
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ID=60731958
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720382144.7U Active CN206799078U (en) | 2017-04-11 | 2017-04-11 | A kind of super large load lift mechanism of double-crank sliding block |
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| Country | Link |
|---|---|
| CN (1) | CN206799078U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726430A (en) * | 2018-07-06 | 2018-11-02 | 广东飞库科技有限公司 | A kind of lifting device for AGV |
-
2017
- 2017-04-11 CN CN201720382144.7U patent/CN206799078U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108726430A (en) * | 2018-07-06 | 2018-11-02 | 广东飞库科技有限公司 | A kind of lifting device for AGV |
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