CN208304579U - A kind of protection hood locking structure for trimmer lifting regulating mechanism - Google Patents
A kind of protection hood locking structure for trimmer lifting regulating mechanism Download PDFInfo
- Publication number
- CN208304579U CN208304579U CN201820731880.3U CN201820731880U CN208304579U CN 208304579 U CN208304579 U CN 208304579U CN 201820731880 U CN201820731880 U CN 201820731880U CN 208304579 U CN208304579 U CN 208304579U
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- locking
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- shield
- wrench
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Abstract
The utility model discloses a kind of protection hood locking structures for trimmer lifting regulating mechanism, including the shield with opening and positioned at the locking mechanism of shield opening, the opening of shield is set there are two locking lug with holes, two locking lugs with holes are respectively to adjust side locking lug with holes and locking side locking lug with holes, locking mechanism includes tie down screw, locking wrench, stop nut and spanner hinged seat, the front end of tie down screw is connect after passing through two locking lugs with holes with stop nut, spanner hinged seat is located between stop nut and locking side locking lug with holes, locking wrench front end is hinged by axis and spanner hinged seat, and locking wrench front end is equipped with the lock cam for locking side locking lug with holes, axis is located on lock cam.The case where the utility model is locked by the cam structure of locking wrench, and cam structure locking torque is big, and coupling mechanism force is strong, is not in shield displacement at work, it is ensured that workpiece depth of milled groove is uniformly reliable.
Description
Technical field
The utility model relates to components of a kind of trimmer more particularly to a kind of for trimmer lifting regulating mechanism
Protect hood locking structure.
Background technique
Trimmer is at work, it is often necessary to adjust the height of casing by protective roof structure come the depth of milled groove to workpiece
It finely tunes；Currently, the protection hood locking structure of conventional trimmer generally only has adjusting screw rod and conventional hexagonal nut by shield
Locking allows casing with respect to shield up and down adjustment by tightening by hand or unscrewing nut.This structure is in actual use process
In occur the problem that since coupling mechanism force is inadequate when tightening by hand adjusting knob, the plane of machine shield at work is
Be in contact stress with workpiece surface, can make to generate to shift between shield and casing when pushing machine to lead to depth of milled groove not
It is unified.
Utility model content
The utility model provides one kind and is pulled by locking to solve above-mentioned defect existing in the prior art and deficiency
The case where cam structure of hand locks shield and casing, and coupling mechanism force is strong, is not in shield displacement at work, it is ensured that
Workpiece depth of milled groove is uniformly reliably used for the protection hood locking structure of trimmer lifting regulating mechanism.
The technical solution of the utility model includes: a kind of protection hood locking structure for trimmer lifting regulating mechanism, including
With the shield being open and positioned at the locking mechanism of shield opening, the opening of the shield, which is equipped with, locks structure
Two locking lugs with holes, two locking lugs with holes are respectively that adjust the locking with holes of side locking lug with holes and locking side convex
Ear, the locking mechanism include tie down screw, locking wrench, stop nut and spanner hinged seat, the front end of the tie down screw
It is connect after two locking lugs with holes with stop nut, the spanner hinged seat is located at stop nut and locking side lock with holes
Between tight lug, the locking wrench front end is hinged by axis and spanner hinged seat, and locking wrench front end is equipped with cooperation lock
The lock cam of tight side locking lug with holes, the axis are located on lock cam.
The utility model is locked by the cam structure of locking wrench, and cam structure locking torque is big, and coupling mechanism force is strong, will not
There is the case where shield shifts at work, it is ensured that workpiece depth of milled groove is uniformly reliable.
Preferably, the tie down screw includes screw head, interlude and thread segment, and the screw head, which is located at, adjusts side
On the outside of locking lug with holes.
This kind of structure ensures the installation stability of tie down screw.
Preferably, the spanner hinged seat is equipped with the hinged lug for locking cam, and the hinged lug is equipped with
Cooperate the axis hole of axis, the axis is penetrated in axis hole and locked by rivet.
This kind of structure ensures the hinged solid and reliable of locking wrench and spanner hinged seat, so that it is guaranteed that locking wrench is to protection
The locking of cover is reliable and stable.
Preferably, spanner gasket, the spanner gasket are equipped between the lock cam and locking side locking lug with holes
The entire locking side locking lug with holes of cladding.
This kind of structure further ensures that the cooperation of lock cam and locking side locking lug with holes is more reliable and more stable.
Preferably, the quantity of the lock cam, hinged lug and axis is two, and two lock cams are located at
The front end two sides of locking wrench.
This kind of structure further ensures that the secure and reliable connection of lock cam and spanner hinged seat.
Preferably, the two sides of the locking wrench, which are equipped with, reinforces flange, and the lock cam, which is located at, to be reinforced on flange.
This kind of structure ensures the firmness of locking wrench, while facilitating the design of lock cam.
Preferably, the locking wrench rear end is equipped with rubber sleeve；The shield is transparent shield；The shield bottom
Portion is equipped with the workbench of contact workpiece.
This kind of structure facilitates operation of the operator to locking wrench, protects hand；Operator is also facilitated to go up and down casing high
The observation of degree further ensures that its fine tuning control precision；Ensure the stationary stability of shield opposite piece and can simultaneously
By property.
The utility model is locked by the cam structure of locking wrench, and cam structure locking torque is big, and coupling mechanism force is strong, will not
There is the case where shield shifts at work, it is ensured that workpiece depth of milled groove is uniformly reliable.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
1. shield in figure, 2. workbenches, 3. reinforce flange, and 4. rubber sleeves, 5. adjust side locking lug with holes, 6. locks
Tight side locking lug with holes, 7. locking wrenchs, 8. screw heads, 9. interludes, 10. thread segments, 11. stop nuts, 12. lockings
Cam, 13. axis, 14. rivets, 15. spanner hinged seats, 16. hinged lugs, 17. spanner gaskets.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing, but is not that model is protected to the utility model
The limitation enclosed.
As shown in Figure 1, a kind of protection hood locking structure for trimmer lifting regulating mechanism, including the protection with opening
Cover 1 and locking mechanism positioned at 1 opening of shield, the opening of shield 1 are equipped with two locks with holes for locking structure
Tight lug, two locking lugs with holes are respectively to adjust side locking lug 5 with holes and locking side locking lug 6 with holes, locking knot
Structure includes tie down screw, locking wrench 7, stop nut 11 and spanner hinged seat 15, and the front end of tie down screw is with holes across two
Connect after locking lug with stop nut 11, spanner hinged seat 15 be located at stop nut 11 and locking side locking lug 6 with holes it
Between, 7 front end of locking wrench is hinged by axis 13 and spanner hinged seat 15, and 7 front end of locking wrench is equipped with and locks side band
The lock cam 12 of hole locking lug 6, axis 13 are located on lock cam 12.Tie down screw includes screw head 8, interlude 9
With thread segment 10, screw head 8, which is located at, adjusts side 5 outside of locking lug with holes.Spanner hinged seat 15 is convex equipped with locking
The hinged lug 16 of wheel 12, hinged lug 16 are equipped with the axis hole of cooperation axis 13, and axis 13, which penetrates in axis hole, passes through riveting
14 locking of nail.It is equipped with spanner gasket 17 between lock cam 12 and locking side locking lug 6 with holes, spanner gasket 17 coats entirely
Lock side locking lug 6 with holes.The quantity of lock cam 12, hinged lug 16 and axis 13 is two, two lock cams
12 are located at the front end two sides of locking wrench 7.The two sides of locking wrench 7, which are equipped with, reinforces flange 3, and lock cam 12, which is located at, to be reinforced
On flange 3.7 rear end of locking wrench is equipped with rubber sleeve 4, and shield 1 is transparent shield, and 1 bottom of shield is equipped with contact workpiece
Workbench 2.
When the utility model is used, first by shielding cover outside the casing of trimmer, stop nut is tightened to suitable position,
Locking wrench is finally pulled to lock shield.
When needing to adjust trimmer chassis height, first passes through workbench and fill shield and workpiece to be processed
Match, it is ensured that shield and workpiece are opposing stationary；Locking wrench is pulled open, then unscrews stop nut to suitable position, at this point, anti-
Shield unclamps, rotation lock screw rod, and tie down screw drives adjustment gear rotation, and adjustment gear drives casing by straight-tooth with a scale
It moves up and down, (depth of milled groove is on the basis of workbench bottom surface) is finely adjusted to the depth of workpiece groove milling.
The utility model is locked by the cam structure of locking wrench, and cam structure locking torque is big, and coupling mechanism force is strong, will not
There is the case where shield shifts at work, it is ensured that workpiece depth of milled groove is uniformly reliable.
Claims (7)
1. a kind of protection hood locking structure for trimmer lifting regulating mechanism including the shield with opening and is located at protection
Locking mechanism at cover opening, it is characterised in that: the opening of the shield is equipped with two locks with holes for locking structure
Tight lug, two locking lugs with holes are respectively to adjust side locking lug with holes and locking side locking lug with holes, the locking
Structure includes tie down screw, locking wrench, stop nut and spanner hinged seat, and the front end of the tie down screw is with holes across two
It being connect after locking lug with stop nut, the spanner hinged seat is located between stop nut and locking side locking lug with holes,
The locking wrench front end is hinged by axis and spanner hinged seat, and locking wrench front end is equipped with and locks side locking with holes
The lock cam of lug, the axis are located on lock cam.
2. a kind of protection hood locking structure for trimmer lifting regulating mechanism according to claim 1, feature exist
In: the tie down screw includes screw head, interlude and thread segment, and the screw head, which is located at, adjusts side locking lug with holes
Outside.
3. a kind of protection hood locking structure for trimmer lifting regulating mechanism according to claim 1, feature exist
In: the spanner hinged seat is equipped with the card of cooperation axis equipped with the hinged lug for locking cam, the hinged lug
Axis hole, the axis are penetrated in axis hole and are locked by rivet.
4. a kind of protection hood locking structure for trimmer lifting regulating mechanism according to claim 1, feature exist
In: spanner gasket, the entire locking of spanner gasket cladding are equipped between the lock cam and locking side locking lug with holes
Side locking lug with holes.
5. a kind of protection hood locking structure for trimmer lifting regulating mechanism according to claim 3, feature exist
In: the quantity of the lock cam, hinged lug and axis is two, before two lock cams are located at locking wrench
Hold two sides.
6. a kind of protection hood locking structure for trimmer lifting regulating mechanism according to claim 5, feature exist
In: the two sides of the locking wrench, which are equipped with, reinforces flange, and the lock cam, which is located at, to be reinforced on flange.
7. a kind of protection hood locking structure for trimmer lifting regulating mechanism according to claim 5, feature exist
In: the locking wrench rear end is equipped with rubber sleeve, and the shield is transparent shield, and the shield bottom is equipped with contact work
The workbench of part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820731880.3U CN208304579U (en) | 2018-05-17 | 2018-05-17 | A kind of protection hood locking structure for trimmer lifting regulating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820731880.3U CN208304579U (en) | 2018-05-17 | 2018-05-17 | A kind of protection hood locking structure for trimmer lifting regulating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208304579U true CN208304579U (en) | 2019-01-01 |
Family
ID=64711989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820731880.3U Active CN208304579U (en) | 2018-05-17 | 2018-05-17 | A kind of protection hood locking structure for trimmer lifting regulating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208304579U (en) |
-
2018
- 2018-05-17 CN CN201820731880.3U patent/CN208304579U/en active Active
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| GR01 | Patent grant |