CN206644064U - A kind of saw chain adjustment structure of chain saw - Google Patents
A kind of saw chain adjustment structure of chain saw Download PDFInfo
- Publication number
- CN206644064U CN206644064U CN201720456588.0U CN201720456588U CN206644064U CN 206644064 U CN206644064 U CN 206644064U CN 201720456588 U CN201720456588 U CN 201720456588U CN 206644064 U CN206644064 U CN 206644064U
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- Prior art keywords
- saw
- chain
- driving cog
- adjustment structure
- locating shaft
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Abstract
The utility model discloses a kind of saw chain adjustment structure of chain saw, including chain saw housing, saw chain guide plate component, pushing component, transmission component, described pushing component includes button lid, it is tensioned locating shaft, described transmission component includes driving cog, drive screw, trundle, described tensioning locating shaft is arranged on chain saw housing, described button lid and tensioning locating shaft rotation connection, described button lid lower surface is provided with the gear teeth, described driving cog is meshed with the gear teeth of button lid, described trundle is arranged on saw chain guide plate component, described drive screw one end is connected with driving cog, the drive screw other end is threadedly coupled with trundle.The saw chain adjustment structure of the chain saw allows user can only to complete the tensioning regulation action of saw chain by knob lid when saw chain is adjusted, and its is simple in construction, and cost is relatively low, and convenient and swift during regulation, is easy to marketing.
Description
Technical field
It the utility model is related to a kind of garden instrument, more particularly to a kind of saw chain adjustment structure of chain saw.
Background technology
Chain saw is a kind of garden instrument for being mainly used in lumbering and producing material, and its operation principle is by the quick of saw chain cutter
Move to realize the action of shearing, therefore violent vibrations can occur in use for chain saw, and saw chain is in use
The motion of high speed can be produced, if not being tensioned using preceding to saw chain, saw chain is possible to loosen under violent vibrations
Even depart from carrier bar, cause the generation of security incident.Therefore, current chain saw can all set saw chain tension structure, allow user
Saw chain is tensioned before using chain saw, ensures saw chain when in use without departing from but current saw chain tension structure is general
Structure is complex, causes its production cost high, and relatively complicated, laborious during its use, it is impossible to meets current high speed development
Industrial production needs.
The content of the invention
The utility model is complex for saw chain tension structure general structure present in prior art, causes its production
A kind of the defects of cost is high, and relatively complicated, laborious during its use, there is provided new saw chain adjustment structure.
In order to solve the above-mentioned technical problem, the utility model is achieved through the following technical solutions：
A kind of saw chain adjustment structure of chain saw, including chain saw housing, saw chain guide plate component, pushing component, transmission component, institute
The pushing component stated includes button lid, tensioning locating shaft, and described transmission component includes driving cog, drive screw, trundle, described
Tensioning locating shaft be arranged on chain saw housing, described button lid with tensioning locating shaft rotation connection, described button lid lower surface
The gear teeth are provided with, described driving cog is meshed with the gear teeth of button lid, and described trundle is arranged on saw chain guide plate component, institute
The drive screw one end stated is connected with driving cog, and the drive screw other end is threadedly coupled with trundle.
The utility model can drive transmission component to be passed by the operation to the pushing component in saw chain adjustment structure
It is dynamic, and then make it that saw chain guide plate component is moved forward and backward, so as to complete the tensioning regulation of saw chain action.Specifically, this practicality
Button lid in new can rotate for user on tensioning locating shaft, so that the driving cog with button lid lower end gear teeth meshing
Rotate, driving cog can drive drive screw to rotate when rotating, and then promote trundle to move forward and backward, and finally drive saw chain to lead
Board component moves forward and backward, and need to can only be completed to saw by knob lid by said structure user when saw chain is adjusted
The tensioning regulation action of chain, its is simple in construction, and cost is relatively low, and convenient and swift during regulation, is easy to marketing.
Preferably, a kind of saw chain adjustment structure of chain saw described above, in addition to pressing plate, described pressing plate are arranged at
Between button lid and chain saw housing, driving cog spacing hole, screw limiting groove are provided with described pressing plate, described driving cog is located at
In driving cog spacing hole, described drive screw one end is connected and spacing by screw limiting groove institute with driving cog.
Pressing plate can play the position-limiting action to driving cog, drive screw so that match somebody with somebody between pushing component and transmission component
Close closer.
Preferably, a kind of saw chain adjustment structure of chain saw described above, in addition to buffer board, described buffer board are set
It is placed between saw chain guide plate component and chain saw housing.
Buffer board can weaken the vibrations of saw chain guide plate component in use, so as to further reduce chain saw housing and saw
Loosening possibility between chain guide plate component, make its security higher.
Preferably, a kind of saw chain adjustment structure of chain saw described above, in addition to pressing device, described compression dress
Put including compressing knob, compressing locating shaft, described compression locating shaft is arranged on chain saw housing, described compression knob and pressure
Tightening position axle thread connects and compresses saw chain guide plate component.
Preferably saw chain guide plate component can be fixed by said structure, further increase chain saw and using
Security in journey.
Preferably, a kind of saw chain adjustment structure of chain saw described above, in addition to compress positioning sleeve, described compression
Positioning sleeve is arranged at compression knob bottom and compresses saw chain guide plate component.
The gap compressed between knob and saw chain guide plate component can further be reduced by compressing positioning sleeve so that compress knob
It is more preferable to the compression locating effect of saw chain guide plate component.
Preferably, a kind of saw chain adjustment structure of chain saw described above, also set up on described saw chain guide plate component
Limited location elongated hole, described compression locating shaft are connected through spacing elongated hole and with compressing knob thread.
The adjustable length of saw chain guide plate component is defined by spacing elongated hole, user is to saw chain guide plate group when preventing from adjusting
The rate of tension estimation error of part and trigger potential safety hazard, so as to further increase the security during chain saw use.
Preferably, a kind of saw chain adjustment structure of chain saw described above, in addition to end cap, described end cap are arranged at
Between button lid and chain saw housing and block transmission component.
End cap can prevent dust etc. from entering in transmission component and influenceing its precision and service life, improve product product
Matter, and improve product design.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the saw chain adjustment structure of chain saw of the utility model；
Fig. 2 is a kind of explosive view of the saw chain adjustment structure of chain saw of the utility model；
Fig. 3 is the partial enlarged drawing in A portions in Fig. 2；
Fig. 4 is a kind of cross-sectional view of the saw chain adjustment structure of chain saw of the utility model.
Embodiment
1-4 and embodiment are described in further detail to the utility model below in conjunction with the accompanying drawings, but they are not
To limitation of the present utility model：
Embodiment 1
As shown in Figures 1 to 4, the saw chain adjustment structure of a kind of chain saw, including chain saw housing 1, saw chain guide plate component 2, push away
Dynamic component 5, transmission component 6, described pushing component 5 include button lid 51, tensioning locating shaft 52, and described transmission component 6 includes
Driving cog 61, drive screw 62, trundle 63, described tensioning locating shaft 52 are arranged on chain saw housing 1, described button lid 51
It is rotatablely connected with tensioning locating shaft 52, the described lower surface of button lid 51 is provided with the gear teeth 54, described driving cog 61 and button lid 51
The gear teeth 54 be meshed, described trundle 63 is arranged on saw chain guide plate component 2, described one end of drive screw 62 with transmission
Tooth 61 is connected, and the other end of drive screw 62 is threadedly coupled with trundle 63.
Before life's work, user needs that the rate of tension of saw chain guide plate component 2 is adjusted, and now user can revolve
Turn-button lid 51, because the gear teeth 54 of the lower end of button lid 51 are meshed with driving cog 61 so that driving cog 61 with the rotation of button lid 51 and
Rotate, driving cog 61 is connected while rotation with the one end of drive screw 62, so that drive screw 62 is with driving cog 61
Rotate and rotate, the other end of drive screw 62 is threadedly coupled with trundle 63 so that drive screw 62 can promote biography when rotating
Dynamic pin 63 is moved forward and backward, and saw chain guide plate component 2 will be promoted to be moved forward and backward when trundle 63 moves forward and backward, so as to right
The rate of tension of saw chain is adjusted.By above structure, user is allowed only to need knob lid 51 during saw chain is adjusted
The rate of tension of saw chain is adjusted, its is simple in construction, and cost is relatively low, and convenient and swift during regulation, is easy to marketing.
Preferably, also including pressing plate 53, described pressing plate 53 is arranged between button lid 51 and chain saw housing 1, described
Driving cog spacing hole 56, screw limiting groove 55 are provided with pressing plate 53, described driving cog 61 is located in driving cog spacing hole 56,
Described one end of drive screw 62 is connected and spacing by the institute of screw limiting groove 55 with driving cog 61.
Preferably, also including buffer board 64, described buffer board 64 is arranged at saw chain guide plate component 2 and chain saw housing 1
Between.
Preferably, also including pressing device 3, described pressing device 3 includes compressing knob 31, compresses locating shaft 32,
Described compression locating shaft 32 is arranged on chain saw housing 1, and described compression knob 31 is threadedly coupled simultaneously with compressing locating shaft 32
Compress saw chain guide plate component 2.
User is after the rate of tension of saw chain has been adjusted, in order to further prevent the saw chain guide plate component 2 of chain saw from working
During come off because of strenuous vibration, knob 31 can be rotatably compressed with hand so that compress knob 31 compress locating shaft 32 on to
Lower movement, so as to further compress saw chain guide plate component 2, so as to be further ensured that the firmness of saw chain guide plate component 2,
Security when lifting uses.
Preferably, also including compressing positioning sleeve 33, described compression positioning sleeve 33, which is arranged at, compresses the bottom of knob 31 simultaneously
Compress saw chain guide plate component 2.
Preferably, being additionally provided with spacing elongated hole 21 on described saw chain guide plate component 2, described compression locating shaft 32 is worn
Cross spacing elongated hole 21 and be threadedly coupled with compressing knob 31.
Preferably, also including end cap 4, described end cap 4 is arranged between button lid 51 and chain saw housing 1 and blocks transmission
Component 6.
In a word, preferred embodiment of the present utility model, all scopes according to present utility model application patent be the foregoing is only
The equivalent changes and modifications made, it should all belong to covering scope of the present utility model.
Claims (7)
1. a kind of saw chain adjustment structure of chain saw, including chain saw housing（1）, saw chain guide plate component（2）, pushing component（5）, transmission
Component（6）, it is characterised in that：Described pushing component（5）Including button lid（51）, tensioning locating shaft（52）, described transmission group
Part（6）Including driving cog（61）, drive screw（62）, trundle（63）, described tensioning locating shaft（52）It is arranged at chain saw shell
Body（1）On, described button lid（51）With being tensioned locating shaft（52）Rotation connection, described button lid（51）Lower surface is provided with the gear teeth
（54）, described driving cog（61）With button lid（51）The gear teeth（54）It is meshed, described trundle（63）Saw chain is arranged to lead
Board component（2）On, described drive screw（62）One end and driving cog（61）It is connected, drive screw（62）The other end and transmission
Pin（63）Threaded connection.
A kind of 2. saw chain adjustment structure of chain saw according to claim 1, it is characterised in that：Also include pressing plate（53）, institute
The pressing plate stated（53）It is arranged at button lid（51）With chain saw housing（1）Between, described pressing plate（53）On to be provided with driving cog spacing
Hole（56）, screw limiting groove（55）, described driving cog（61）Positioned at driving cog spacing hole（56）In, described drive screw
（62）One end and driving cog（61）It is connected and by screw limiting groove（55）Institute is spacing.
A kind of 3. saw chain adjustment structure of chain saw according to claim 1, it is characterised in that：Also include buffer board（64）,
Described buffer board（64）It is arranged at saw chain guide plate component（2）With chain saw housing（1）Between.
A kind of 4. saw chain adjustment structure of chain saw according to claim 1, it is characterised in that：Also include pressing device（3）,
Described pressing device（3）Including compressing knob（31）, compress locating shaft（32）, described compression locating shaft（32）It is arranged at chain
Saw housing（1）On, described compression knob（31）With compressing locating shaft（32）It is threadedly coupled and compresses saw chain guide plate component（2）.
A kind of 5. saw chain adjustment structure of chain saw according to claim 4, it is characterised in that：Also include compressing positioning sleeve
（33）, described compression positioning sleeve（33）It is arranged at compression knob（31）Bottom simultaneously compresses saw chain guide plate component（2）.
A kind of 6. saw chain adjustment structure of chain saw according to claim 4, it is characterised in that：Described saw chain guide plate component
（2）On be additionally provided with spacing elongated hole（21）, described compression locating shaft（32）Through spacing elongated hole（21）And with compressing knob
（31）Threaded connection.
A kind of 7. saw chain adjustment structure of chain saw according to claim 1, it is characterised in that：Also include end cap（4）, it is described
End cap（4）It is arranged at button lid（51）With chain saw housing（1）Between and block transmission component（6）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720456588.0U CN206644064U (en) | 2017-04-27 | 2017-04-27 | A kind of saw chain adjustment structure of chain saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720456588.0U CN206644064U (en) | 2017-04-27 | 2017-04-27 | A kind of saw chain adjustment structure of chain saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206644064U true CN206644064U (en) | 2017-11-17 |
Family
ID=60277382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720456588.0U Active CN206644064U (en) | 2017-04-27 | 2017-04-27 | A kind of saw chain adjustment structure of chain saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206644064U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112606107A (en) * | 2020-12-08 | 2021-04-06 | 芜湖精锋园林机械科技有限公司 | Electric saw chain blade mounting structure |
| CN113263554A (en) * | 2021-04-13 | 2021-08-17 | 浙江亚特电器有限公司 | Chain saw |
-
2017
- 2017-04-27 CN CN201720456588.0U patent/CN206644064U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112606107A (en) * | 2020-12-08 | 2021-04-06 | 芜湖精锋园林机械科技有限公司 | Electric saw chain blade mounting structure |
| CN113263554A (en) * | 2021-04-13 | 2021-08-17 | 浙江亚特电器有限公司 | Chain saw |
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