CN208289338U - A kind of large span trunnion group assembly ensuring coaxiality device - Google Patents
A kind of large span trunnion group assembly ensuring coaxiality device Download PDFInfo
- Publication number
- CN208289338U CN208289338U CN201820542247.XU CN201820542247U CN208289338U CN 208289338 U CN208289338 U CN 208289338U CN 201820542247 U CN201820542247 U CN 201820542247U CN 208289338 U CN208289338 U CN 208289338U
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- trunnion
- fixing seat
- shaft hole
- ear mount
- group
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Abstract
The utility model discloses a kind of large span trunnion groups to assemble ensuring coaxiality device, including at least two trunnion fixing seats and branch ear mount fixed plate, trunnion fixing seat is fixedly mounted in branch ear mount fixed plate, and position of each trunnion fixing seat in branch ear mount fixed plate is corresponding with the position of trunnion group of trunnion fixing seat cooperation respectively；The trunnion fixing seat includes trunnion fixed board, straight pin, pin shaft hole and bottom plate, and there are two the trunnion fixed boards, and one end of trunnion fixed board is fixedly connected with bottom plate, and the other end of trunnion fixed board is provided with pin shaft hole, and straight pin is mounted in pin shaft hole；The straight pin of each trunnion fixing seat is on the same axis.The device can be widely applied in hatch door or half cabin with folding function, and technical indicator meets the requirement of product technology condition, and high reliablity ensure that product quality.Meanwhile the device is simple and easy to operate, improves work efficiency.
Description
Technical field
The utility model relates to assemble device, and in particular to one kind guarantees its concentricity for the assembling timing of large span trunnion
Device.
Background technique
Enclosure provides the carrier that can protect and seal, enclosure in product composition for each system hardware
Generally consist of two parts or cabin and hatch door composition or upper and lower half cabin composition etc. forms composition, between the two by multiple
Trunnion connection is common to complete folding function.Due to will appear if trunnion group installation site decentraction with multiple trunnion groups
The phenomenon that folding component stress is concentrated, this proposes the concentricity of trunnion group installation site in production and assembly
Higher requirement.
Trunnion group is mounted in the important stressed member of one kind on section structure, for connecting cabin and hatch door, or
Upper and lower half cabin completes the opening and closing movement of the two.Trunnion group includes upper journal and down journal, is led between upper journal and down journal
It is hinged to cross pin shaft.Upper journal and down journal are fixedly connected with cabin and hatch door respectively, or solid respectively with upper and lower half cabin respectively
Fixed connection.The assembly precision of trunnion group directly influences the moving process of hatch door or half cabin, is also related to entire product stress
The problems in collection, the concentricity of each group trunnion is higher, and the moving process of hatch door or half cabin is more smooth, and product quality more has
It ensures.
Large scale cabin or upper and lower half cabin are generally formed by section welded or metal plate bending, in welding (or bending)
After have a degree of deformation；Meanwhile part cabin or upper and lower half cabin shape special (its machine of progress cannot be added), peace
Dress face there are scrambling (comprising flatness irregularly and straightness it is irregular), if each group trunnion directly cabin or go up,
It is installed in lower half cabin, the concentricity after assembly not can guarantee, and then hatch door or half cabin cannot achieve folding function.
Utility model content
Technical problem to be solved by the utility model is: each group trunnion for solving large scale cabin or upper and lower half cabin is straight
It connects and is installed in cabin or upper and lower half cabin, the concentricity after assembly not can guarantee, and then hatch door or half cabin can not be real
The problem of now opening and closing function.
To reach above-mentioned purpose of utility model, the technology employed by the present utility model is providing a kind of large span
Trunnion group assembles ensuring coaxiality device, including at least two trunnion fixing seats and branch ear mount fixed plate, trunnion fixing seat are fixed
It is mounted in branch ear mount fixed plate, position of each trunnion fixing seat in branch ear mount fixed plate cooperates with the trunnion fixing seat respectively
Trunnion group position it is corresponding；The trunnion fixing seat includes trunnion fixed board, straight pin, pin shaft hole and bottom plate, and the trunnion is fixed
There are two plates, and one end of trunnion fixed board is fixedly connected with bottom plate, and the other end of trunnion fixed board is provided with pin shaft hole, straight pin installation
In pin shaft hole；The straight pin of each trunnion fixing seat is on the same axis.
Further, one end of the trunnion fixed board is fixedly connected with bottom plate by screw.
Further, the trunnion fixing seat is three.
The beneficial effects of the utility model are: the device can be widely applied to hatch door or half cabin with folding function
On, technical indicator meets the requirement of product technology condition, and high reliablity ensure that product quality.Meanwhile the easy easily behaviour of the device
Make, improves work efficiency.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the utility model；
Fig. 2 is the side structure schematic view of the utility model；
Fig. 3 is the schematic view of the front view of trunnion fixing seat 1；
Fig. 4 is the side structure schematic view of trunnion fixing seat 1；
Wherein, trunnion fixing seat (1), trunnion fixed board (1-1), straight pin (1-2), pin shaft hole (1-3), bottom plate (1-4), branch
Ear mount fixed plate (2), screw (3).
Specific embodiment
The utility model is further described in the following with reference to the drawings and specific embodiments.The examples of the embodiments exist
It being shown in attached drawing, the embodiment being described with reference to the drawings is merely exemplary, it is only used for explaining the utility model, rather than to this reality
With novel limitation.
As shown in Figs 1-4, which assembles ensuring coaxiality device, including at least two trunnion fixing seats 1
With branch ear mount fixed plate 2, trunnion fixing seat 1 is fixedly mounted in branch ear mount fixed plate 2, and each trunnion fixing seat 1 is solid in branch ear mount
Position on fixed board 2 is corresponding with the position of trunnion group of the trunnion fixing seat 1 cooperation respectively；The trunnion fixing seat 1 includes branch
Ear fixed board 1-1, straight pin 1-2, pin shaft hole 1-3 and bottom plate 1-4, there are two the trunnion fixed board 1-1, and the one of trunnion fixed board 1-1
End is fixedly connected with bottom plate 1-4, and the other end of trunnion fixed board 1-1 is provided with pin shaft hole 1-3, and straight pin 1-2 is mounted on pin shaft hole
In 1-3；The straight pin 1-2 of each trunnion fixing seat 1 is on the same axis.
Further, one end of the trunnion fixed board 1-1 is fixedly connected with bottom plate 1-4 by screw 3.
Further, the trunnion fixing seat 1 is three.
When making the device, it should be noted that:
(1) in the device components production, in production pay attention to stayed the machine of final process to add surplus；
(2) components group is welded, each 1 welding forming of trunnion fixing seat；
(3) allowance machine adds, the pin shaft hole 1-3 in flatness allowance and trunnion fixed plate 1-1 including branch ear mount fixed plate 2
Allowance；
(4) each trunnion fixing seat 1 carries out vibration to it and removes welding stress after the completion of welding；
The implementation method of the device, for a hatch door to be installed in a cabin:
One, in cabin trunnion assembling timing, the upper journal for needing each trunnion group to be mounted is installed on the apparatus first,
Upper journal is hinged on the device by the straight pin 1-2 of the device specially, forms small assembly.
Two, then the small assembly is assembled in cabin, specially uses chuck by the branch ear mount fixed plate 5 of the device
It is fixed with the straight line of cabin installation trunnion group.
Three, concentricity is found, place is specially had the gap between branch ear mount fixed plate 5 and cabin and is carried out according to addition gasket
Adjustment, makes the straight pin 1-2 of each trunnion fixing seat 1 on the same axis.
Four, hole location is installed according to upper journal and beats mounting hole in cabin, guarantee position precision, and upper journal is installed into cabin
On, local directed complete set can be carried out using gasket between upper journal and cabin；
Five, it dismantles the device, and down journal is mounted on upper journal.
Six, hole location is installed according to down journal and beats mounting hole on hatch door, guarantee position precision, and down journal is installed into hatch door
On, local directed complete set can be carried out using gasket between down journal and hatch door.
Large span trunnion group can be installed rapidly using device installation trunnion, and to the flatness of cabin and directly
Dimension is without strict demand, and trunnion group, which may be implemented, smoothly to be opened and closed, and no interference happens.
Being applied to upper and lower half cabin is also same implementation method.
Guarantee that device installation trunnion can rapidly install large span trunnion group using this, and to the flatness of cabin
With straightness without strict demand, trunnion group, which may be implemented, smoothly to be opened and closed, and no interference happens.
Application example: the trunnion group installation spanwise dimension in certain cabin and hatch door is 3000mm, and trunnion group is three groups, is not made
It is cumbersome with assembling process when the device, and it is coaxial not can guarantee trunnion group pin shaft, the trunnion in subsequent hatch door moving process
There is the phenomenon that stress concentration, mounting screw loosens in installation place.After use of the device, not only assembly time was shorten to by 1 day
0.5 day, production efficiency improved 50%；And after being installed, the folding lid process of hatch door is smooth, no clamping stagnation, upper down journal ear
Do not occur scratch sign between piece, shows upper and lower trunnion and happened in moving process without interference, which effectively protects
The installation accuracy of trunnion group has been demonstrate,proved, has realized that index request at hatch door folding function, test effect are good.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (3)
1. a kind of large span trunnion group assembles ensuring coaxiality device, which is characterized in that including at least two trunnion fixing seats (1)
With branch ear mount fixed plate (2), trunnion fixing seat (1) is fixedly mounted in branch ear mount fixed plate (2), and each trunnion fixing seat (1) exists
Position in branch ear mount fixed plate (2) is corresponding with the position of trunnion group of the trunnion fixing seat (1) cooperation respectively；The trunnion is solid
Reservation (1) includes trunnion fixed board (1-1), straight pin (1-2), pin shaft hole (1-3) and bottom plate (1-4), the trunnion fixed board (1-1)
There are two, one end of trunnion fixed board (1-1) is fixedly connected with bottom plate (1-4), and the other end of trunnion fixed board (1-1) is provided with pin shaft
Hole (1-3), straight pin (1-2) are mounted in pin shaft hole (1-3)；The straight pin (1-2) of each trunnion fixing seat (1) is same
On axis.
2. large span trunnion group as described in claim 1 assembles ensuring coaxiality device, which is characterized in that the trunnion is fixed
Seat (1) is three.
3. large span trunnion group as described in claim 1 assembles ensuring coaxiality device, which is characterized in that the trunnion fixed board
The one end of (1-1) is fixedly connected with bottom plate (1-4) by screw (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820542247.XU CN208289338U (en) | 2018-04-17 | 2018-04-17 | A kind of large span trunnion group assembly ensuring coaxiality device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820542247.XU CN208289338U (en) | 2018-04-17 | 2018-04-17 | A kind of large span trunnion group assembly ensuring coaxiality device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208289338U true CN208289338U (en) | 2018-12-28 |
Family
ID=64725739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820542247.XU Active CN208289338U (en) | 2018-04-17 | 2018-04-17 | A kind of large span trunnion group assembly ensuring coaxiality device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208289338U (en) |
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2018
- 2018-04-17 CN CN201820542247.XU patent/CN208289338U/en active Active
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