CN208688791U - A kind of chain saw high idle speed endurance test rack - Google Patents
A kind of chain saw high idle speed endurance test rack Download PDFInfo
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- CN208688791U CN208688791U CN201821326604.5U CN201821326604U CN208688791U CN 208688791 U CN208688791 U CN 208688791U CN 201821326604 U CN201821326604 U CN 201821326604U CN 208688791 U CN208688791 U CN 208688791U
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Abstract
The utility model relates to durability test apparatus field more particularly to a kind of chain saw high idle speed endurance test racks.It includes rack, flexible hanging device is equipped in rack, flexible hanging device includes upper mounted plate, bottom plate, compression cylinder, compression cylinder fixed plate and hook, upper mounted plate is fixed on the top of rack, it is connected between upper mounted plate and bottom plate by several rubber shock absorber struts, compression cylinder fixed plate is located at the lower section of bottom plate, and compression cylinder is fixed in air cylinder fixed plate, and the piston rod of compression cylinder vertically stretches；The rack is equipped with the lower support device for being used to support chain saw, lower support device includes upper backup pad and lower supporting plate, upper backup pad is contacted with throttle control handle, and lower supporting plate is fixed on rack, is connected between upper backup pad and lower supporting plate by several rubber shock absorber struts.The utility model can digest the vibration of chain saw, simulate chain saw actual condition relatively accurately to obtain accurate analogue data.
Description
Technical field
The utility model relates to durability test apparatus field more particularly to a kind of chain saw high idle speed endurance test racks.
Background technique
Chain saw is the portable saw using gasoline engine as power, is mainly used for lumbering and producing material, common chain saw include chain saw shell
Body, chain saw shell is interior to be equipped with engine, and the bearing shaft of engine is equipped with saw blade, and chain saw shell is equipped with throttle control handle, throttle
Throttle is equipped in handle.Chain saw needs to carry out before factory endurance test, and traditional chain saw durability test apparatus is solid using hardness
Determine bench test, the vibration of engine cannot discharge on chain saw, be unable to accurate simulation actual use operating condition, test data and true
Truth condition differs greatly.
Chinese patent Authorization Notice No. CN 204255784 U, authorized announcement date 2015.04.08 authorize entitled " simulation
Chain saw high and low speed changes endurance test console ", disclose a kind of durable test device of improvement type, but the reality with chain saw
Still there are many gaps in operating condition, cannot arrive accurate test data.
Utility model content
The purpose of this utility model is to overcome chain saw vibrations in chain saw durability test apparatus in the prior art cannot get
Release is unable to accurate simulation actual use operating condition, and the deficiency that test data and truth differ greatly, providing one kind can disappear
The vibration of carburetion saw simulates chain saw actual condition relatively accurately to which the chain saw high idle speed for obtaining accurate analogue data is durable
Test-bed.
To achieve the goals above, the utility model uses following technical scheme:
A kind of chain saw high idle speed endurance test rack, including rack, the rack is interior to be equipped with flexible hanging device, and flexibility is outstanding
Hang device includes upper mounted plate, bottom plate, compression cylinder, compression cylinder fixed plate and is located at compression cylinder fixed plate lower end
Several hooks, upper mounted plate are fixed on the top of rack, are connected between upper mounted plate and bottom plate by several rubber shock absorber struts
It connects, compression cylinder fixed plate is located at the lower section of bottom plate, and compression cylinder is fixed in air cylinder fixed plate, the piston of compression cylinder
Bar vertically stretches；The rack, which is equipped with, is used to support the lower support device of chain saw, lower support device include upper backup pad and
Lower supporting plate, upper backup pad are contacted with throttle control handle, and lower supporting plate is fixed on rack, are led between upper backup pad and lower supporting plate
Cross several rubber shock absorber strut connections.The handle of chain saw is hung on hook, compression cylinder compression handle from top to bottom, prevent handle with
Hook is detached from, and the rubber shock absorber strut being located between upper mounted plate and bottom plate plays the role of bradyseism, digests the vibration of chain saw；Oil
Lower end is sawed by lower support device, leans against on throttle control handle to upper backup pad, is located between upper backup pad and lower supporting plate
Rubber shock absorber strut plays the role of bradyseism, digests the vibration of chain saw, and analog result is more accurate.
Preferably, the rack is equipped with accelerator control device, accelerator control device includes fixed plate, throttle control handle pressure
Plate, Throttle Opening Control cylinder and Throttle Opening Control pressing plate, fixed plate are fixed on rack, and throttle control handle pressing plate passes through bolt and fixed plate
Connection, Throttle Opening Control cylinder are fixed in fixed plate, and Throttle Opening Control pressing plate is located on the piston rod of Throttle Opening Control cylinder, throttle control
Pressing plate processed is equipped with the compression bar for pushing down throttle button, and compression bar is parallel with the direction of motion of Throttle Opening Control cylinder piston rod.Oil
Throttle control handle is pressed in fixed plate by door handle pressing plate, and the position of fixed throttle passes through the fortune of Throttle Opening Control cylinder piston rod
The dynamic compression bar that controls is to the drafts of throttle, to control the working condition of chain saw.
Preferably, the Throttle Opening Control pressing plate and Throttle Opening Control cylinder are bolted, set on Throttle Opening Control pressing plate
There is kidney slot, the piston rod of Throttle Opening Control cylinder is equipped with threaded hole, screw bolt passes kidney slot and threaded hole.For adjusting
The position of compression bar, it is ensured that compression bar is directed at throttle position.
Preferably, the leading flank of the rack is equipped with openable protecting cover, protecting cover is formed after opening and is put for chain saw
The entrance entered.Protecting cover is opened for being put into chain saw, and chain saw covers protecting cover after installing and shields.
Preferably, other sides of the rack are surrounded by several safty shields.Chain saw is isolated, ensures test peace
Entirely.
Preferably, the safty shield is equipped with several air holes.For ventilation and heat, while also observable chain saw
Trystate.
Preferably, the upper end of the rack is equipped with for providing the fuel tank of fuel oil to chain saw.For giving chain saw fuel feeding,
Meet test period.
Preferably, the bearing shaft of engine is equipped with nylon rope.Nylon rope is rotated with bearing shaft when engine start, is adjusted
High speed revolving speed when the increasing length of whole nylon rope subtracts chain saw load, i.e. adjustment engine loading.
The beneficial effects of the utility model are: (1) rubber shock absorber strut cooperation flexible hanging device and lower support base digestion oil
The vibration of saw simulates chain saw actual condition relatively accurately to obtain accurate analogue data；(2) accelerator control device can
The folding and unfolding for conveniently and freely controlling throttle, controls the working condition of chain saw, obtains ideal analog result；(3) when testing, entirely
Chain saw is located in rack, ensures test safety.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the perspective view of the explosion of the utility model；
Fig. 3 is the structural schematic diagram of accelerator control device in the utility model.
In figure: chain saw shell 11, bearing shaft 12, throttle control handle 13, handle 14, rack 2, protecting cover 21, safty shield 22,
Air hole 23, nylon rope 25, flexible hanging device 3, fixed plate 31, bottom plate 32, compression cylinder 33, compresses fuel tank 24
Air cylinder fixed plate 34, hook 35, rubber shock absorber strut 4, lower support device 5, upper backup pad 51, lower supporting plate 52, Throttle Opening Control dress
Set 6, fixed plate 61, throttle control handle pressing plate 62, Throttle Opening Control cylinder 63, Throttle Opening Control pressing plate 64, compression bar 65, kidney slot 66.
Specific embodiment
The utility model is further described in the following with reference to the drawings and specific embodiments.
Chain saw 1 described in the utility model has a structure that, including chain saw shell 11, interior be equipped with of chain saw shell is started
Machine, the bearing shaft 12 of engine are used to load saw blade, and chain saw shell is equipped with throttle control handle 13 and handle 14, sets in throttle control handle
There is throttle.
As shown in Figure 1 to Figure 3, a kind of chain saw high idle speed endurance test rack, including
The leading flank of a kind of chain saw high idle speed endurance test rack, including rack 2, rack is equipped with openable protecting cover
21, protecting cover is opened for being put into chain saw, and chain saw covers protecting cover after installing and shields.Other sides of rack are by several peaces
Full protection cover 22 surrounds, and safty shield is equipped with several air holes 23, and safty shield ensures test peace for chain saw to be isolated
Entirely, air hole is used for ventilation and heat, while the also trystate of observable chain saw.The upper end of rack is equipped with for providing to chain saw
The fuel tank 24 of fuel oil, for giving chain saw fuel feeding, guarantee test time.The bearing shaft of engine is equipped with nylon rope 25, starts
Nylon rope is rotated with bearing shaft when machine starts, and the increasing length for adjusting nylon rope subtracts chain saw load, that is, when adjusting engine loading
High speed revolving speed.
Flexible hanging device 3 is equipped in rack, flexible hanging device includes upper mounted plate 31, bottom plate 32, compresses gas
Cylinder 33, compression cylinder fixed plate 34 and several hooks 35 for being located at compression cylinder fixed plate lower end, upper mounted plate is fixed on rack
Top, connected between upper mounted plate and bottom plate by several rubber shock absorber struts 4, compression cylinder fixed plate is located at lower fixation
The lower section of plate, compression cylinder are fixed in air cylinder fixed plate, and the piston rod of compression cylinder vertically stretches, and handle hangs over hook
On, compression cylinder compression handle from top to bottom prevents handle and hook to be detached from, and rubber shock absorber strut plays bradyseism.
Rack is equipped with the lower support device 5 for being used to support chain saw, and lower support device includes upper backup pad 51 and lower support
Plate 52, upper backup pad is contacted with throttle control handle, and lower supporting plate is fixed on rack, if passing through between upper backup pad and lower supporting plate
The connection of dry rubber substance shock structure, throttle control handle are supported on upper backup pad, are located at rubber shock-absorbing between upper backup pad and lower supporting plate
Column plays the role of bradyseism.
The rack be equipped with accelerator control device 6, accelerator control device include fixed plate 61, throttle control handle pressing plate 62,
Throttle Opening Control cylinder 63 and Throttle Opening Control pressing plate 64, fixed plate is fixed on rack, and throttle control handle pressing plate passes through bolt and fixation
Plate connection, Throttle Opening Control cylinder are fixed in fixed plate, and Throttle Opening Control pressing plate is located on the piston rod of Throttle Opening Control cylinder, throttle
Pressing plate is controlled equipped with the compression bar 65 for pushing down throttle button, the direction of motion of compression bar and Throttle Opening Control cylinder piston rod is flat
Row.Throttle control handle is pressed in fixed plate by throttle control handle pressing plate, and the position of fixed throttle passes through Throttle Opening Control cylinder piston rod
Motion control compression bar to the drafts of throttle, to control the working condition of chain saw.Throttle Opening Control pressing plate and Throttle Opening Control gas
Cylinder is bolted, and Throttle Opening Control pressing plate is equipped with kidney slot 66, and the piston rod of Throttle Opening Control cylinder is equipped with threaded hole, spiral shell
Bolt sequentially passes through kidney slot and threaded hole, for adjusting the position of compression bar, it is ensured that compression bar is directed at throttle position.
When the utility model is specifically used: chain saw being installed in rack, engine is started, nylon rope high speed rotation is led to
Throttle Opening Control cylinder control compression bar is crossed to open the throttle, make engine enter high-speed cruising state 85 seconds (specific time regard demand and
It is fixed), 85 seconds Throttle Opening Control cylinder control compression bars unclamp throttle, and transmitter enters idling mode operation 15 seconds, and (specific time view needs
Depending on asking), more than reciprocation cycle movement to the endurance test time (such as 100 hours, the specific time is depending on demand) needed.
The beneficial effects of the utility model are: rubber shock absorber strut cooperation flexible hanging device and lower support base digest chain saw
Vibration simulates chain saw actual condition relatively accurately to obtain accurate analogue data；Accelerator control device can conveniently certainly
The folding and unfolding for such as controlling throttle controls the working condition of chain saw, obtains ideal analog result；When test, entire chain saw is located at
In rack, test safety is ensured.
Claims (8)
1. a kind of chain saw high idle speed endurance test rack, characterized in that including
Rack, the rack is interior to be equipped with flexible hanging device, and flexible hanging device includes upper mounted plate, bottom plate, compresses gas
Cylinder, compression cylinder fixed plate and several hooks for being located at compression cylinder fixed plate lower end, upper mounted plate are fixed on the top of rack,
It is connected between upper mounted plate and bottom plate by several rubber shock absorber struts, compression cylinder fixed plate is located under bottom plate
Side, compression cylinder are fixed in air cylinder fixed plate, and the piston rod of compression cylinder vertically stretches；
The rack, which is equipped with, is used to support the lower support device of chain saw, and lower support device includes upper backup pad and lower supporting plate,
Upper backup pad is contacted with throttle control handle, and lower supporting plate is fixed on rack, passes through several rubbers between upper backup pad and lower supporting plate
The connection of glue shock structure.
2. a kind of chain saw high idle speed endurance test rack according to claim 1, characterized in that the rack is equipped with oil
Controlling device for doors, accelerator control device include fixed plate, throttle control handle pressing plate, Throttle Opening Control cylinder and Throttle Opening Control pressing plate, Gu
Fixed board is fixed on rack, and throttle control handle pressing plate is connect by bolt with fixed plate, and Throttle Opening Control cylinder is fixed in fixed plate,
Throttle Opening Control pressing plate is located on the piston rod of Throttle Opening Control cylinder, and Throttle Opening Control pressing plate is equipped with the pressure for pushing down throttle button
Bar, compression bar are parallel with the direction of motion of Throttle Opening Control cylinder piston rod.
3. a kind of chain saw high idle speed endurance test rack according to claim 2, characterized in that the Throttle Opening Control pressing plate
It is bolted with Throttle Opening Control cylinder, Throttle Opening Control pressing plate is equipped with kidney slot, sets on the piston rod of Throttle Opening Control cylinder
There are threaded hole, screw bolt passes kidney slot and threaded hole.
4. a kind of chain saw high idle speed endurance test rack according to claim 1 or 2, characterized in that before the rack
Side is equipped with openable protecting cover, and protecting cover forms the entrance being put into for chain saw after opening.
5. a kind of chain saw high idle speed endurance test rack according to claim 4, characterized in that other sides of the rack
Face is surrounded by several safty shields.
6. a kind of chain saw high idle speed endurance test rack according to claim 5, characterized in that on the safty shield
Equipped with several air holes.
7. a kind of chain saw high idle speed endurance test rack according to claim 1 or 2, characterized in that the rack it is upper
End is equipped with for providing the fuel tank of fuel oil to chain saw.
8. a kind of chain saw high idle speed endurance test rack according to claim 1 or 2, characterized in that the load of engine
Axis is equipped with nylon rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821326604.5U CN208688791U (en) | 2018-08-16 | 2018-08-16 | A kind of chain saw high idle speed endurance test rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821326604.5U CN208688791U (en) | 2018-08-16 | 2018-08-16 | A kind of chain saw high idle speed endurance test rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208688791U true CN208688791U (en) | 2019-04-02 |
Family
ID=65885766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821326604.5U Active CN208688791U (en) | 2018-08-16 | 2018-08-16 | A kind of chain saw high idle speed endurance test rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208688791U (en) |
-
2018
- 2018-08-16 CN CN201821326604.5U patent/CN208688791U/en active Active
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