CN209039925U - A kind of screed angle regulating device - Google Patents
A kind of screed angle regulating device Download PDFInfo
- Publication number
- CN209039925U CN209039925U CN201821608664.6U CN201821608664U CN209039925U CN 209039925 U CN209039925 U CN 209039925U CN 201821608664 U CN201821608664 U CN 201821608664U CN 209039925 U CN209039925 U CN 209039925U
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- screed
- telescoping mechanism
- mounting plate
- large arm
- arm mounting
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Abstract
The utility model provides a kind of technical solution of screed angle regulating device, including being fixed on the left large arm mounting plate and right large arm mounting plate that pave on machine frame, the left end of the left large arm mounting plate and screed is hinged, the right end of the right large arm mounting plate and screed is hinged, left telescoping mechanism is provided between the left large arm mounting plate and the left end of screed, it is provided with right telescoping mechanism between the right large arm mounting plate and the right end of screed, is connected between the sprocket wheel of the left telescoping mechanism and the sprocket wheel of right telescoping mechanism by driving chain.The utility model adjusts the elevation angle of screed using the motion principle of ratchet, and adjustment process is convenient and efficient；It ensure that the elevation angle of screed left end and right end adjusts synchronism using chain-wheel mechanism.
Description
Technical field
The utility model relates to road construction machinery technical field, especially a kind of screed angle regulating device.
Background technique
For paver in paving operation, screed bottom plate and basic ground form the elevation angle, which influences paver and pave
Thickness.Since paving thickness often changes, according to the variation of paving thickness, mutually in requisition for the elevation angle for changing screed, that is, work as booth
Paving thickness needs to increase the elevation angle when increasing, and needs to reduce the elevation angle when paving thickness is thinned.The existing paver elevation angle is adjusted all
It is left large arm mounting plate and each hinged spherical plain bearing rod end of right large arm mounting plate, each hinged rod end joint shaft in left and right on screed
It holds, connecting filament rod set among two spherical plain bearing rod ends, changes large arm mounting plate and screed hinge joint by adjusting screw rod bushing
Distance, to change the elevation angle of screed, frequently result in screed or so elevation angle adjust it is inconsistent, not can guarantee screed left and right sides
The synchronization that the elevation angle is adjusted, to cause paving concrete pavement left and right thickness inconsistent.This is existing deficiencies in the technology.
Summary of the invention
Technical problem to be solved in the utility model aiming at deficiency of the prior art, and provides one kind
The technical solution of screed angle regulating device.The utility model adds a little motion principles to adjust facing upward for screed using ratchet
Angle, adjustment process are convenient and efficient；It ensure that the elevation angle of screed left end and right end adjusts synchronism using chain-wheel mechanism.
This programme is achieved by the following technical measures: a kind of screed angle regulating device, including is fixed on booth
The left end of left large arm mounting plate and right large arm mounting plate on paving machine frame, the left large arm mounting plate and screed is hinged, institute
The right end for stating right large arm mounting plate and screed is hinged, is provided with a left side between the left large arm mounting plate and the left end of screed and stretches
Contracting mechanism is provided with right telescoping mechanism, the left telescoping mechanism and the right side between the right large arm mounting plate and the right end of screed
Telescoping mechanism includes ratchet, sprocket wheel and screw rod bushing, and the ratchet is fixed on sprocket wheel, and the sprocket wheel is fixed on screw rod bushing,
The upper end of the screw rod bushing is provided with the first threaded hole, and the first threaded hole internal screw thread is connected with the first oscillating bearing, described
The lower end of screw rod bushing is provided with the second threaded hole, and the second threaded hole internal screw thread is connected with second joint bearing, and described first
Threaded hole is oppositely oriented with the second threaded hole；
First oscillating bearing of the left telescoping mechanism is fixedly connected with left large arm mounting plate, and the of the left telescoping mechanism
Two oscillating bearings are fixedly connected with the left end of screed, and the first oscillating bearing of the right telescoping mechanism and right large arm mounting plate are solid
Fixed connection, the second joint bearing of the right telescoping mechanism are fixedly connected with the right end of screed；
It is connected between the sprocket wheel of the left telescoping mechanism and the sprocket wheel of right telescoping mechanism by driving chain.
Further improvement of the utility model is in addition, the first oscillating bearing of the left telescoping mechanism and left large arm mounting plate
It is fixedly connected by the first pin shaft, the second joint bearing of the left telescoping mechanism and the left end of screed are solid by the second pin shaft
Fixed connection, the first oscillating bearing of the right telescoping mechanism are fixedly connected with right large arm mounting plate by the first pin shaft, the right side
The second joint bearing of telescoping mechanism is fixedly connected with the right end of screed by the second pin shaft；
Further improvement of the utility model is described in addition, be provided with the first locking nut on first oscillating bearing
The second locking nut is provided on second joint bearing.
Further improvement of the utility model is in addition, the left end of the screed and the right end of screed are respectively arranged with length
Bolt hole, corresponding long waist shaped hole and bolt hole is respectively set in kidney slot, the left large arm mounting plate and right large arm mounting plate
Inside it is provided with clamping screw.
Further improvement of the utility model is in addition, on the gear teeth of the ratchet of the left telescoping mechanism or right telescoping mechanism
Extension bar is fixed on the gear teeth of ratchet.
The beneficial effect of this programme can according to the description of the above program, and the utility model can guarantee screed
The synchronism that the elevation angle is adjusted, and the elevation angle for adjusting screed that can be more convenient, and it is time saving and energy saving, accurately and reliably,
Greatly improve working efficiency and pavement quality.
It can be seen that the utility model compared with prior art, has substantive features and progress, the beneficial effect implemented
Fruit is also obvious.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of specific embodiment of the present invention.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the structural schematic diagram of extension bar.
Fig. 4 is the structural schematic diagram of ratchet and screw rod bushing.
Fig. 5 is the partial schematic diagram of angle square and angle indicator board in Fig. 2.
In figure, 1 is hinged shaft, and 2 be screed, and 3 be clamping screw, and 4 be the first pin shaft, and 5 be the first oscillating bearing, and 6 be the
One locking nut, 7 be ratchet, and 8 be sprocket wheel, and 9 be screw rod bushing, and 10 be the second locking nut, and 11 be second joint bearing, and 12 be the
Two pin shafts, 13 be extension bar, and 14 be left large arm mounting plate, and 15 be driving chain, and 16 be right large arm mounting plate, and 17 be angle square, 18
It is square hole for angle indicator board, 21,22 be the first threaded hole, and 23 be the second threaded hole.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by a specific embodiment, and its attached drawing is combined, it is right
This programme is illustrated.
Relational language is explained:
The screed elevation angle: the angle formed between screed bottom plate and basic ground when paver paving operation.
By attached drawing as can be seen that a kind of screed angle regulating device, big including being fixed on the left side to pave on machine frame
The left end of arm mounting plate 14 and right large arm mounting plate 16, the left large arm mounting plate 14 and screed 2 is hinged, the right large arm peace
Loading board 16 and the right end of screed 2 are hinged, are provided with left telescopic machine between the left large arm mounting plate 14 and the left end of screed 2
Structure, is provided with right telescoping mechanism between the right large arm mounting plate 16 and the right end of screed 2, the left telescoping mechanism and the right side are stretched
Contracting mechanism includes ratchet 7, sprocket wheel 8 and screw rod bushing 9, and the ratchet 7 is fixed on sprocket wheel 8, and the sprocket wheel 8 is fixed on screw rod bushing
On 9, the upper end of the screw rod bushing 9 is provided with the first threaded hole 22, and 22 internal screw thread of the first threaded hole is connected with the first joint
Bearing 5, the lower end of the screw rod bushing 9 are provided with the second threaded hole 23, and 23 internal screw thread of the second threaded hole is connected with the second pass
Bearings 11, first threaded hole 22 are oppositely oriented with the second threaded hole 23；
First oscillating bearing 5 of the left telescoping mechanism is fixedly connected with left large arm mounting plate 14, the left telescoping mechanism
Second joint bearing 11 be fixedly connected with the left end of screed 2, the first oscillating bearing of the right telescoping mechanism and right large arm
Mounting plate 16 is fixedly connected, and the second joint bearing of the right telescoping mechanism is fixedly connected with the right end of screed 2；
It is connected between the sprocket wheel 8 of the left telescoping mechanism and the sprocket wheel of right telescoping mechanism by driving chain 15.
First oscillating bearing 5 of the left telescoping mechanism is fixedly connected with left large arm mounting plate 14 by the first pin shaft 4, institute
The second joint bearing 11 for stating left telescoping mechanism is fixedly connected with the left end of screed 2 by the second pin shaft 12, described right flexible
First oscillating bearing of mechanism is fixedly connected with right large arm mounting plate 16 by the first pin shaft, and the second of the right telescoping mechanism is closed
Bearings are fixedly connected with the right end of screed 2 by the second pin shaft.
It is provided with the first locking nut 6 on first oscillating bearing 5, is provided with second on the second joint bearing 11
Locking nut 10.After the elevation angle of screed 2 is adjusted to proper angle, pass through the first locking nut 6 of rotation and the second locking screw
Mother 10, the position of screw rod bushing 9 and the first locking nut 6 is locked.
The left end of the screed 2 and the right end of screed 2 are respectively arranged with long waist shaped hole, the left large arm mounting plate 14
Bolt hole is respectively set with right large arm mounting plate 16, is provided with clamping screw 3 in corresponding long waist shaped hole and bolt hole.When pressing
The elevation angle of plate 2 is adjusted to after proper angle, is locked by the clamping screw 3 to the position of screed 2.
In the utility model, angle square 17 is equipped with by rivet on ironing plate framework, it is big in left large arm mounting plate and the right side
Angled indicator board 18 is welded on arm mounting plate, can indicate that the elevation angle of screed by angle indicator board 18.
The left end of the screed 2 and the right end of screed 2 are respectively arranged with angle square 17, turn over for measuring screed 2
Angle.
Extension bar is fixed on the gear teeth of the ratchet 7 of the left telescoping mechanism or on the gear teeth of the ratchet of right telescoping mechanism
13, specifically, square hole 21 is arranged in the end of extension bar 13, which is directly inserted on the gear teeth of ratchet 7, is gone forward side by side
Row is fixed.It is laborsaving easy to operate using the rotation of the extension bar 13 control ratchet 7.
The working principle of the utility model are as follows: rotation extension bar 13 can drive ratchet 7 to rotate, since ratchet 7 is fixed on chain
On wheel 8, sprocket wheel 8 is mounted on screw rod bushing 9 by bolt, therefore ratchet 7, sprocket wheel 8 and 9 three of screw rod bushing rotate together.And due to
The rotation direction of first threaded hole 22 of 9 upper end of screw rod bushing and the second threaded hole 23 it is oppositely oriented (one be it is left-handed, one is the right side
Rotation), with the first threaded hole 22 using being threadedly coupled, second joint bearing 11 and the second threaded hole 23 use the first oscillating bearing 5
It is threadedly coupled, and the first oscillating bearing 5 is connect with large arm mounting plate, the first oscillating bearing 5 is fixed, therefore works as screw rod bushing
When 9 rotation, the movement of the second pin shaft 12 on second joint bearing 11 will drive, change the second pin shaft 12 and the first pin
The distance between axis 4 rotates screed 2 around hinged shaft 1, and then changes the elevation angle of screed.
In the utility model, pass through driving chain between the sprocket wheel 8 of the left telescoping mechanism and the sprocket wheel of right telescoping mechanism
15 connections.When the sprocket wheel 8 of left telescoping mechanism rotates, the sprocket wheel of right telescoping mechanism also can be rotated and then；Similarly, when right telescopic machine
When the sprocket wheel rotation of structure, the sprocket wheel 8 of left telescoping mechanism also can be rotated and then.Therefore only need that extension bar 13 is arranged at one end, when turn
When moving the extension bar 13, the synchronism that 2 left end of screed and the right end elevation angle are adjusted may be implemented.
In the utility model, when paving thickness increases, need to increase the screed elevation angle.Rotate clockwise part extension bar
13, the distance between the first pin shaft 4 and the second pin shaft 12 increases, and increases the elevation angle of screed.When paving thickness is thinned,
It needs to reduce the screed elevation angle, rotates counterclockwise part extension bar 13, the distance between the first pin shaft 4 and the second pin shaft 12 subtracts
It is small, reduce the elevation angle of screed.
Although above-mentioned be described in conjunction with specific embodiment of the attached drawing to utility model, not to the utility model
The limitation of protection scope, those skilled in the art should understand that, based on the technical solution of the present invention, this field
Technical staff does not need to make the creative labor the various modifications or changes that can be made still in the protection scope of the utility model
Within.
Claims (5)
1. a kind of screed angle regulating device, including being fixed on the left large arm mounting plate (14) and the right large arm that pave on machine frame
Mounting plate (16), it is characterized in that: the left large arm mounting plate (14) and the left end of screed (2) are hinged, the right large arm installation
Plate (16) and the right end of screed (2) are hinged, are provided with a left side between the left large arm mounting plate (14) and the left end of screed (2)
Telescoping mechanism is provided with right telescoping mechanism between the right large arm mounting plate (16) and the right end of screed (2), described left flexible
Mechanism and right telescoping mechanism include ratchet (7), sprocket wheel (8) and screw rod bushing (9), and the ratchet (7) is fixed on sprocket wheel (8),
The sprocket wheel (8) is fixed on screw rod bushing (9), and the upper end of the screw rod bushing (9) is provided with the first threaded hole (22), and described first
Threaded hole (22) internal screw thread is connected with the first oscillating bearing (5), and the lower end of the screw rod bushing (9) is provided with the second threaded hole
(23), the second threaded hole (23) internal screw thread is connected with second joint bearing (11), first threaded hole (22) and second
Threaded hole (23) it is oppositely oriented；
The first oscillating bearing (5) of the left telescoping mechanism is fixedly connected with left large arm mounting plate (14), the left telescoping mechanism
Second joint bearing (11) be fixedly connected with the left end of screed (2), the first oscillating bearing of the right telescoping mechanism and right
Large arm mounting plate (16) is fixedly connected, and the second joint bearing of the right telescoping mechanism is fixedly connected with the right end of screed (2)；
It is connect between the sprocket wheel (8) and the sprocket wheel of right telescoping mechanism of the left telescoping mechanism by driving chain (15).
2. screed angle regulating device according to claim 1, it is characterized in that: the first joint of the left telescoping mechanism
Bearing (5) is fixedly connected with left large arm mounting plate (14) by the first pin shaft (4), the second joint bearing of the left telescoping mechanism
(11) be fixedly connected with the left end of screed (2) by the second pin shaft (12), the first oscillating bearing of the right telescoping mechanism with
Right large arm mounting plate (16) is fixedly connected by the first pin shaft, the second joint bearing of the right telescoping mechanism and the right side of screed
End is fixedly connected by the second pin shaft.
3. screed angle regulating device according to claim 2, it is characterized in that: being set on first oscillating bearing (5)
It is equipped with the first locking nut (6), is provided with the second locking nut (10) on the second joint bearing (11).
4. screed angle regulating device according to claim 1, it is characterized in that: the left end of the screed (2) and pressing
The right end of plate (2) is respectively arranged with long waist shaped hole, and the left large arm mounting plate (14) and right large arm mounting plate (16) are set respectively
Bolt hole is set, clamping screw (3) are provided in corresponding long waist shaped hole and bolt hole.
5. screed angle regulating device according to claim 1, it is characterized in that: the ratchet (7) of the left telescoping mechanism
The gear teeth on or right telescoping mechanism ratchet the gear teeth on be fixed with extension bar (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821608664.6U CN209039925U (en) | 2018-09-30 | 2018-09-30 | A kind of screed angle regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821608664.6U CN209039925U (en) | 2018-09-30 | 2018-09-30 | A kind of screed angle regulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209039925U true CN209039925U (en) | 2019-06-28 |
Family
ID=67034963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821608664.6U Active CN209039925U (en) | 2018-09-30 | 2018-09-30 | A kind of screed angle regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209039925U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112342875A (en) * | 2020-11-21 | 2021-02-09 | 曹艳秋 | Energy-saving asphalt paver for highway engineering |
-
2018
- 2018-09-30 CN CN201821608664.6U patent/CN209039925U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112342875A (en) * | 2020-11-21 | 2021-02-09 | 曹艳秋 | Energy-saving asphalt paver for highway engineering |
| CN112342875B (en) * | 2020-11-21 | 2021-07-23 | 曹艳秋 | Energy-saving asphalt paver for highway engineering |
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