CN209443467U - A kind of foldable whitewashing mechanical arm - Google Patents
A kind of foldable whitewashing mechanical arm Download PDFInfo
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- CN209443467U CN209443467U CN201820233853.3U CN201820233853U CN209443467U CN 209443467 U CN209443467 U CN 209443467U CN 201820233853 U CN201820233853 U CN 201820233853U CN 209443467 U CN209443467 U CN 209443467U
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- arm
- hydraulic cylinder
- mechanical arm
- large arm
- rotatablely connected
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Abstract
The utility model discloses a kind of foldable whitewashing mechanical arm, support arm lower rotational connects first hydraulic cylinder lower end, and First piston bar upper end is rotatablely connected large arm, and large arm left end is rotatablely connected support arm upper end；Lower end is rotatablely connected second hydraulic cylinder end in the middle part of large arm, and the second hydraulic cylinder other end is slidably connected second piston bar, and large arm right end is rotatablely connected pallet upper left-hand, and No.1 small end is rotatablely connected on the right side of large arm.The mechanical arm drives reversing chassis rotation to drive large arm lateral rotation by rotary reducer, first hydraulic cylinder drives the elevation-depression angle of large arm longitudinal oscillation and then adjustable large arm, pallet longitudinal oscillation is driven to adjust forearm elevation-depression angle by second hydraulic cylinder, worm-gear speed reducer drives forearm to longitudinally rotate folding, and telescopic hydraulic cylinder drives the double-deck telescopic arm flexible and then drives forearm flexible.The mechanical arm has multiple freedom degrees, substantially increases the flexibility ratio of mechanical arm, so that whitewashing blind area is smaller, improves whitewashing efficiency and quality.
Description
Technical field
It is mechanical that the utility model relates to a kind of concrete constructions, specifically a kind of foldable whitewashing mechanical arm.
Background technique
Pulp shooting machine is widely used in the construction of shotcrete operations such as underground engineering, hydroelectric project, well tunnel, culvert.Spray
Pulp grinder is mainly entered concrete through punishment in advance chamber using compressed air to be continuously conveyed along feeding pipe, and is ejected into construction surface up
Machinery.It is divided to dry spraying machine and Wet-type patching machine two classes, the former is stirred by pneumatic conveying dry mixing, mixed with pressure water at nozzle
It is sprayed after conjunction;The latter is sprayed by strength or concrete pump delivering concrete mixture through nozzle.Artificial make is replaced by pulp shooting machine
Industry substantially increases concrete ejection efficiency, and pulp shooting machine can be divided into cylinder pot type, spiral and rotator type by spraying machine structural shape
Three kinds, pulp shooting machine aspirates concrete by pumping system substantially and drives spray head to spray to different constructions by mobilizable mechanical arm
Position.
However the freedom degree that the mechanical arm in existing pulp shooting machine has at present is extremely limited, so that spray operation flexibility ratio
It substantially reduces, operation blind area is larger, is unfavorable for improving whitewashing efficiency, while existing pulp shooting machine mechanical arm huge structure flexibility ratio
It is low that it is made to be inconvenient victory in folding and unfolding.
Utility model content
The purpose of this utility model is to provide a kind of foldable whitewashing mechanical arms, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the utility model provides the following technical solutions:
A kind of foldable whitewashing mechanical arm, including mechanical arm body, reversing chassis, support arm, large arm, pallet, hydraulic horse
It reaching, forearm and spray head, reversing chassis is arranged in the mechanical arm body lower end, and reversing chassis lower end is fixedly connected with rotary reducer,
And reversing chassis top is fixedly connected with support arm lower end；The support arm lower rotational connects first hydraulic cylinder lower end, the first liquid
The First piston bar that is slidably connected is sealed in cylinder pressure, First piston bar upper end is rotatablely connected large arm, and large arm left end rotation connection branch
Brace upper end；Lower end is rotatablely connected second hydraulic cylinder end in the middle part of the large arm, and the second hydraulic cylinder other end is slidably connected second
Piston rod, and second piston bar end is rotatablely connected No.1 connecting rod and No. two connecting rod lower ends, large arm right end rotation connection support respectively
Disk upper left-hand, No.1 small end are rotatablely connected on the right side of large arm；The pallet top is fixedly connected with hydraulic motor, hydraulic motor
Worm-gear speed reducer is connected, worm-gear speed reducer upper end connects forearm end, and setting bilayer is stretched on the inside of forearm the other end
Contracting arm, the double-deck telescopic arm end is fixedly connected with telescopic rod, and telescopic rod end connects spray head.
As a further solution of the present invention: the bilayer telescopic arm connects telescopic hydraulic cylinder.
No. two small ends are rotatablely connected pallet lower left side as a further solution of the present invention,.
Pipe joint is arranged in the spray head lower end as a further solution of the present invention,.
The rotary reducer is electrically connected power supply and switch as a further solution of the present invention,.
The spray head is connect with shotcrete pipe by pipe joint as a further solution of the present invention,.
It is turned round compared with prior art, the utility model has the beneficial effects that the mechanical arm is driven by rotary reducer
Chassis rotates and then drives support arm and first hydraulic cylinder and large arm lateral rotation, first hydraulic cylinder drive large arm longitudinal oscillation into
And the elevation-depression angle of adjustable large arm, meanwhile, drive pallet longitudinal oscillation to drive forearm pitch angle by second hydraulic cylinder
Degree is adjusted, and worm-gear speed reducer drives forearm to longitudinally rotate folding, and telescopic hydraulic cylinder drives the double-deck telescopic arm flexible in turn
Drive forearm flexible, spray head can be in telescopic rod end longitudinal oscillation and horizontal swing, while spray head can also be achieved and swipe.The machinery
Arm has multiple freedom degrees, substantially increases the flexibility ratio of mechanical arm, so that whitewashing blind area is smaller, improves whitewashing efficiency and matter
Amount.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of foldable whitewashing mechanical arm expansion.
Fig. 2 is the top view of foldable whitewashing mechanical arm expansion.
Fig. 3 is the structural schematic diagram that foldable whitewashing mechanical arm folds.
Fig. 4 is the top view that foldable whitewashing mechanical arm folds.
In figure: 1- rotary reducer；2- reversing chassis；3- support arm；4- first hydraulic cylinder；5- large arm；6- second is hydraulic
Cylinder；7- No.1 connecting rod；No. bis- connecting rods of 8-；9- pallet；10- worm-gear speed reducer；11- hydraulic motor；12- forearm；13- is flexible
Bar；14- pipe joint；15- spray head.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~4, in the utility model embodiment, a kind of foldable whitewashing mechanical arm, including mechanical arm body,
Reversing chassis 2, support arm 3, large arm 5, pallet 9, hydraulic motor 11, forearm 12 and spray head 15；The mechanical arm body lower end is set
Reversing chassis 2 is set, 2 lower end of reversing chassis is fixedly connected with rotary reducer 1, and 2 top of reversing chassis is fixedly connected under support arm 3
End, rotary reducer 1 are electrically connected power supply and switch；3 lower rotational of the support arm connection, 4 lower end of first hydraulic cylinder, first
The First piston bar that is slidably connected is sealed in hydraulic cylinder 4, First piston bar upper end is rotatablely connected large arm 5, and the rotation of 5 left end of large arm connects
3 upper end of support arm is connect, is worked by rotary reducer 1 and the rotation of reversing chassis 2 is driven to drive support arm 3 and first hydraulic cylinder
4 and 5 lateral rotation of large arm, control 4 inner fluid pressure of first hydraulic cylinder and then the First piston bar in first hydraulic cylinder 4 is driven to stretch
Contracting drives the elevation-depression angle of 5 longitudinal oscillation of large arm and then adjustable large arm 5.
The 5 middle part lower end of large arm is rotatablely connected 6 end of second hydraulic cylinder, and 6 other end of second hydraulic cylinder is slidably connected the
Two piston rods, and second piston bar end is rotatablely connected No.1 connecting rod 7 and No. two 8 lower ends of connecting rod respectively, the rotation of 5 right end of large arm connects
9 upper left-hand of pallet is connect, 7 upper end of No.1 connecting rod is rotatablely connected 5 right side of large arm, and No. two 8 upper ends of connecting rod are rotatablely connected 9 lower part of pallet
Left side drives second piston bar flexible by control 6 inner fluid pressure of second hydraulic cylinder, makees in No.1 connecting rod 7 and No. two connecting rods 8
With lower 9 longitudinal oscillation of drive pallet.
9 top of pallet is fixedly connected with hydraulic motor 11, and hydraulic motor 11 connects worm-gear speed reducer 10, worm gear snail
11 upper end of bar speed reducer connects 12 end of forearm, 12 elevation-depression angle of forearm can be driven to adjust by pallet 9, while by hydraulic motor
11 and worm-gear speed reducer 10 drive forearm 12 to longitudinally rotate foldings, setting bilayer telescopic arm on the inside of 12 the other end of forearm,
The double-deck telescopic arm connects telescopic hydraulic cylinder, and the double-deck telescopic arm end is fixedly connected with telescopic rod 13, and the connection spray of 13 end of telescopic rod
First 15, pipe joint 14 is arranged in 15 lower end of spray head, and spray head 15 is connect with shotcrete pipe by pipe joint 14, telescopic hydraulic cylinder driving
The double-deck telescopic arm is flexible and then drives forearm 12 flexible, and spray head 15 can be in 13 end longitudinal oscillation of telescopic rod and horizontal swing, together
When spray head 15 can also be achieved and swipe, substantially increase the flexibility of spray head, coagulation can be sprayed to different construction parts as needed
Soil.
The rotation of reversing chassis 2 is driven to drive branch the working principle of the utility model is: working by rotary reducer 1
Brace 3 and first hydraulic cylinder 4 and 5 lateral rotation of large arm, control 4 inner fluid pressure of first hydraulic cylinder drive first hydraulic cylinder in turn
The flexible elevation-depression angle for driving 5 longitudinal oscillation of large arm and then adjustable large arm 5 of First piston bar in 4, controls second hydraulic cylinder 6
Inner fluid pressure drives second piston bar flexible, drives 9 longitudinal oscillation of pallet in the case where No.1 connecting rod 7 and No. two connecting rods 8 act on, leads to
Crossing pallet 9 can drive 12 elevation-depression angle of forearm to adjust, while drive forearm 12 by hydraulic motor 11 and worm-gear speed reducer 10
Folding is longitudinally rotated, spray head 15 is connect by pipe joint 14 with shotcrete pipe, and telescopic hydraulic cylinder drives the double-deck telescopic arm flexible in turn
Drive forearm 12 flexible, spray head 15 can be in 13 end longitudinal oscillation of telescopic rod and horizontal swing, while spray head 15 can also be achieved brush
Dynamic, be apparent from the mechanical arm body in summary is mainly characterized by forearm 12 in addition to upper and lower pitching motion, can be with
Carry out reverse fold movement, forearm 12 be stretching structure, include the double-deck telescopic arm, built-in hydraulic cylinder driving under, it can be achieved that
Two-stage is flexible, and spray head 15 has three degree of freedom, is fixed on 13 end of telescopic rod, shotcrete pipe is mounted on pipe joint by pipe clamp
On 14, gunite concrete is sent out by spray head 15, i.e., the mechanical arm can realize eight freedom degrees, the respectively revolution of large arm 5, large arm
5 pitching, 12 pitching of forearm, forearm 12 folds, forearm 12 is flexible, 15 longitudinal oscillation of spray head, spray head 15 is swung laterally and spray head 15
It swipes.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of foldable whitewashing mechanical arm, including mechanical arm body, reversing chassis (2), support arm (3), large arm (5), pallet
(9), hydraulic motor (11), forearm (12) and spray head (15), which is characterized in that reversing chassis is arranged in the mechanical arm body lower end
(2), reversing chassis (2) lower end is fixedly connected rotary reducer (1), and reversing chassis (2) top is fixedly connected under support arm (3)
End；Support arm (3) lower rotational connects first hydraulic cylinder (4) lower end, and sealing is slidably connected first in first hydraulic cylinder (4)
Piston rod, First piston bar upper end are rotatablely connected large arm (5), and large arm (5) left end is rotatablely connected support arm (3) upper end；It is described
Lower end is rotatablely connected second hydraulic cylinder (6) end in the middle part of large arm (5), and second hydraulic cylinder (6) other end is slidably connected second piston
Bar, and second piston bar end is rotatablely connected No.1 connecting rod (7) and No. two connecting rod (8) lower ends respectively, the rotation of large arm (5) right end connects
Pallet (9) upper left-hand is connect, No.1 connecting rod (7) upper end is rotatablely connected on the right side of large arm (5)；Pallet (9) top is fixedly connected
Hydraulic motor (11), hydraulic motor (11) connect worm-gear speed reducer (10), and the connection of worm-gear speed reducer (10) upper end is small
The double-deck telescopic arm is arranged in arm (12) end, forearm (12) the other end inside, and the double-deck telescopic arm end is fixedly connected with telescopic rod
(13), and telescopic rod (13) end connects spray head (15).
2. a kind of foldable whitewashing mechanical arm according to claim 1, which is characterized in that the bilayer telescopic arm connection is stretched
Contracting hydraulic cylinder.
3. a kind of foldable whitewashing mechanical arm according to claim 1, which is characterized in that No. two connecting rods (8) upper end
It is rotatablely connected pallet (9) lower left side.
4. a kind of foldable whitewashing mechanical arm according to claim 1, which is characterized in that spray head (15) the lower end setting
Pipe joint (14).
5. a kind of foldable whitewashing mechanical arm according to claim 1, which is characterized in that rotary reducer (1) electricity
Property connection power supply and switch.
6. a kind of foldable whitewashing mechanical arm according to claim 4, which is characterized in that the spray head (15) and shotcrete pipe
It is connected by pipe joint (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820233853.3U CN209443467U (en) | 2018-02-09 | 2018-02-09 | A kind of foldable whitewashing mechanical arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820233853.3U CN209443467U (en) | 2018-02-09 | 2018-02-09 | A kind of foldable whitewashing mechanical arm |
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| Publication Number | Publication Date |
|---|---|
| CN209443467U true CN209443467U (en) | 2019-09-27 |
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ID=68007540
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820233853.3U Active CN209443467U (en) | 2018-02-09 | 2018-02-09 | A kind of foldable whitewashing mechanical arm |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110821523A (en) * | 2019-11-26 | 2020-02-21 | 山西省交通规划勘察设计院有限公司 | Two linings of scalable cantilever type spray curing means |
| CN111037548A (en) * | 2019-12-31 | 2020-04-21 | 安徽延达智能科技有限公司 | Folding 9-degree-of-freedom hydraulic mechanical arm device |
-
2018
- 2018-02-09 CN CN201820233853.3U patent/CN209443467U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110821523A (en) * | 2019-11-26 | 2020-02-21 | 山西省交通规划勘察设计院有限公司 | Two linings of scalable cantilever type spray curing means |
| CN110821523B (en) * | 2019-11-26 | 2020-11-06 | 山西省交通规划勘察设计院有限公司 | Two linings of scalable cantilever type spray curing means |
| CN111037548A (en) * | 2019-12-31 | 2020-04-21 | 安徽延达智能科技有限公司 | Folding 9-degree-of-freedom hydraulic mechanical arm device |
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