CN206338370U

CN206338370U - Cut serrated wheel draw box mechanism

Info

Publication number: CN206338370U
Application number: CN201621396229.2U
Authority: CN
Inventors: 蔡福居
Original assignee: Carry Forward Precise Industry Co Ltd
Current assignee: Carry Forward Precise Industry Co Ltd
Priority date: 2016-12-19
Filing date: 2016-12-19
Publication date: 2017-07-18
Anticipated expiration: 2026-12-19

Abstract

The utility model provides one kind and cuts serrated wheel draw box mechanism, including：One gear-box body, a lid, a small bevel gear, a gamp tooth, a guide block and a power transmission shaft；Lid corresponding teeth roller box body cap is closed, and has accommodation space between lid and gear-box body；Small bevel gear is arranged in the inside of gear-box body；Gamp tooth is placed in accommodation space and Vertical Meshing is in small bevel gear, and the top of gamp tooth has eccentric projection, and eccentric projection is arranged with collar；Guide block is fixed on lid and is placed in accommodation space, and the bottom of guide block has fin；Power transmission shaft is arranged in the inside of gear-box body, and the side of power transmission shaft is provided with stopper slot and axially offers slide rail ditch, and collar is embedded in stopper slot, and fin is limited and slid in slide rail ditch.Whereby, serrated wheel draw box mechanism of the present utility model of cutting can improve because the wobbler action of gamp tooth produces drastically vibrations and unstable situation about rocking, and can strengthen the smoothness and stability for cutting serrated wheel draw box mechanism under sawing state.

Description

Cut serrated wheel draw box mechanism

Technical field

The utility model is related to technical field of motors, especially a kind of to improve because the wobbler action of gamp tooth is produced drastically Vibrations and unstable situation about rocking, and can strengthen smoothness and stability of the machine under sawing state cut sawtooth roller box Mechanism.

Background technology

Branches and leaves or the crops of harvesting eminence for pruning trees eminence, can typically be installed affixed in one end of a body of rod Blade, when in use, i.e., extends the height of blade using the body of rod, and can grip body of rod force, and cuts eminence with cutting blade Branches and leaves.But, it is not only quite laborious with manual mode of operation pruning trees, and using quite inconvenient, so occurring on the market A kind of electric knife, the cutting action for doing shift reciprocately with cutting blade.

Traditional electric knife, such as TaiWan, China patent gazette the 101216535th《The transmission device of motorcutters》Institute Show, it mainly includes：One pedestal, the wears groove of outside is communicated with provided with holding part, and in the holding part；One axostylus axostyle, is hubbed at In the holding part of pedestal, and axostylus axostyle one end be provided with eccentric segment, and can by motorcutters power source drive spinning movement；One axle Set, in the wears groove of pedestal, and provided with Arc Axial bearing surface；One drive link, provided with the sliding section with arc surface, for placing The Arc Axial bearing surface of axle sleeve is slidedly arranged on, and the sliding section for guiding drive link with the Arc Axial bearing surface of axle sleeve does the reciprocal of straight line path The action of sliding, in addition, one end outside its pedestal that stretches through out is provided with the group connecting part for installing blade；One connecting rod, located at biography The other end of lever and axostylus axostyle it is eccentric intersegmental, its one end connects the other end for being hubbed at drive link, the other end of the drive link Then connection is hubbed at the eccentric segment of axostylus axostyle.

However, the problem of above-mentioned electric knife finds to still suffer from following in actually used experience：When the axostylus axostyle of saw blade is inclined The heart can produce inertia vibrations drastically and rock situation when being driven, easily caused when using sawing and be difficult hand-held, long also holds Easily cause the situation of in-house damage.

Therefore, for the problems of above-mentioned existing structure, a kind of innovation knot of more preferable practicality how is developed Structure, is actually eagerly looked forward to using consumer, is also target and direction that related dealer must make great efforts that research and development break through.

In view of this, inventor's sheet is in the manufacturing development and design experiences of being engaged in Related product for many years, for above-mentioned mesh Mark, is designed after being assessed with discretion in detail, and the utility model for really having practicality is obtained eventually.

Utility model content

Main purpose of the present utility model is to provide one kind to cut serrated wheel draw box mechanism, and it is provided with using the side of power transmission shaft Stopper slot and slide rail ditch, collar are embedded in stopper slot, and fin is limited and slid in slide rail ditch, so that gamp tooth can be steady Surely power transmission shaft is driven to carry out the reciprocating motion of rectilinear orbit, to improve because the wobbler action of gamp tooth produces vibrations drastically and not Stable situation about rocking, and the smoothness of the present utility model for cutting serrated wheel draw box mechanism under sawing state and stably can be strengthened Property.

In order to reach above-mentioned purpose, the utility model provides one kind and cuts serrated wheel draw box mechanism, including：One gear-box sheet Body, provided with a vertical group groove, one horizontal group of groove and a driving hole, the horizontal group of groove and driving hole configuration are relative the two of the vertical group groove Side, and the inside of the driving hole is axially equipped with a neck bush；One lid, to should gear-box body cover, the lid with should There is an accommodation space between gear-box body；One small bevel gear, is axially arranged in the horizontal group of groove；One gamp tooth, is placed in this In accommodation space and Vertical Meshing is in the small bevel gear, the bottom of the gamp tooth has one to protrude out axle, and the top of the gamp tooth has One eccentric projection, the eccentric projection is in eccentric setting relative to the axle center for protruding out axle, and this protrudes out axle and is axially arranged in the vertical group In groove, the eccentric projection is arranged with a collar；One guide block, is fixed on the lid and is placed in the accommodation space, the guide block Bottom have a fin；One power transmission shaft, is axially arranged in the neck bush, and the side of the power transmission shaft is provided with a stopper slot and edge And axially offer a slide rail ditch, the collar is embedded in the stopper slot, and the fin is limited and slid in the slide rail ditch；With And a saw blade, installed in the opposite side of the power transmission shaft.

Wherein, the stopper slot is arranged on the bottom of the power transmission shaft, and the slide rail ditch is arranged on the top of the power transmission shaft and certainly should Transmission the tip of the axis opens up shaping inwards along axial direction.

Wherein, this protrudes out axle sleeve provided with a Bearing and a bearing, and the Bearing and the bearing are sandwiched between this and protrude out axle respectively Between the inwall of the vertical group groove.

Wherein, this, which cuts serrated wheel draw box mechanism, also includes an axle sleeve lid, and the axle sleeve lid is spirally connected and covered on the vertical group groove, should Gear-box body has a bottom wall, and the gear-box body has side ring wall, the vertical group bottom wall of the groove from the gear-box body Shaping is opened up, the horizontal group of groove and the driving hole open up shaping from the side ring wall of the gear-box body.

Wherein, the small bevel gear is extended with a crown of roll towards away from the gamp tooth direction, and the crown of roll is arranged with multiple bearing parts, should Multiple bearing parts are sandwiched between the inwall of the crown of roll and the horizontal group of groove.

Wherein, this, which cuts serrated wheel draw box mechanism, also includes multiple screw tightenings, and the gear-box body is provided with multiple combined holes, the lid Body is provided with multiple screw fixed holes, and each screw tightening wears and is bolted on each combined hole and each screw fixed hole respectively.

Wherein, this, which cuts serrated wheel draw box mechanism, also includes multiple spiral locks, and the lid wears lockhole provided with multiple, and the guide block is provided with Multiple screw lock holes, each spiral lock wears and is bolted in and respectively wear on lockhole and each screw lock hole respectively.

Wherein, this, which cuts serrated wheel draw box mechanism, also includes multiple keepers and multiple nuts, and the power transmission shaft is away from the gamp tooth Side be provided with multiple positioning holes, the saw blade be provided with multiple perforation, each keeper be arranged in respectively each positioning hole and respectively perforate in And be mutually spirally connected with each nut.

Wherein, this, which cuts serrated wheel draw box mechanism, also includes a cleek and multiple bolt parts, and the cleek is provided with multiple connecting holes, respectively Bolt part be arranged in respectively in each connecting hole and to should the bottom of gear-box body be spirally connected, and the cleek is fixed in the gear The bottom of case body.

Wherein, this, which cuts serrated wheel draw box mechanism, also includes a pad, and the pad is sandwiched between the gear-box body and the lid Between.The utility model also has following effect：Stopper slot and slide rail ditch make to cut serrated wheel punch-out equipment directly from opening up on power transmission shaft There is structure assembling component to simplify and simplify the function of number of assembling steps.

The utility model also has following effect：Power transmission shaft is typically to cut the stronger group of structural strength in serrated wheel draw box mechanism One of part, so the inwall of stopper slot and slide rail ditch also has excellent ground structure intensity, makes to cut serrated wheel draw box mechanism with firm The advantage of ground structure intensity.

Brief description of the drawings

Fig. 1：The three-dimensional exploded view of the present utility model for cutting serrated wheel draw box mechanism；

Fig. 2：Another three-dimensional exploded view of the present utility model for cutting serrated wheel draw box mechanism；

Fig. 3：The three-dimensional combination figure of the present utility model for cutting serrated wheel draw box mechanism；

Fig. 4：The diagrammatic cross-section of the present utility model for cutting serrated wheel draw box mechanism.

Description of reference numerals

10 gear-box bodies

11 combined holes

12 vertical group grooves

13 horizontal groups of grooves

14 driving holes

15 neck bush

20 lids

21 screw fixed holes

22 wear lockhole

23 screw tightenings

24 spiral locks

30 small bevel gears

31 crown of rolls

32 bearing parts

40 gamp teeth

41 eccentric projections

42 collars

43 Bearings

44 axle sleeve lids

45 bearings

46 protrude out axle

50 guide blocks

51 fins

52 screw lock holes

60 power transmission shafts

61 stopper slots

62 slide rail ditches

63 positioning holes

70 saw blades

71 perforation

72 keepers

73 nuts

80 cleeks

81 connecting holes

82 bolt parts

90 pads

S accommodation spaces.

Embodiment

Relevant detailed description of the present utility model and technology contents, by coordinating, brief description of the drawings is as follows, but appended accompanying drawing is only Used as explanation, be not intended to limit the utility model.

Refer to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, the utility model provides one kind and cuts serrated wheel draw box mechanism, this cuts serrated wheel Draw box mechanism mainly includes：One gear-box body 10, a lid 20, a small bevel gear 30, a gamp tooth 40, a guide block 50, one transmission The saw blade 70 of axle 60 and one.

Gear-box body 10 is provided with the vertical group groove 12 of multiple combined holes 11, one, one horizontal group of driving hole 14 of groove 13 and one, gear-box Body 10 has a bottom wall, and gear-box body 10 has side ring wall, and the bottom wall of vertical group groove 12 from gear-box body 10 is opened up into Type, horizontal group of groove 13 and driving hole 14 open up shaping from the side ring wall of gear-box body 10, and horizontal group of groove 13 and driving hole 14 are configured The opposite sides of vertical group groove 12, and the inside of driving hole 14 is axially equipped with a neck bush 15.

Gear-box body 10 is provided with the vertical group groove 12 of multiple combined holes 11, one, one horizontal group of driving hole 14 of groove 13 and one, gear-box Body has a bottom wall, and gear-box body has side ring wall, and the bottom wall of vertical group groove 12 from gear-box body 10 opens up shaping, horizontal Group groove 13 and driving hole 14 open up shaping from the side ring wall of gear-box body 10, and horizontal group of groove 13 and driving hole 14 are configured in vertical group groove 12 opposite sides, and the inside of driving hole 14 is axially equipped with a neck bush 15.

The corresponding teeth roller box body 10 of lid 20 is covered, and has an accommodation space s, lid between lid 20 and gear-box body 10 Body 20 is provided with multiple screw fixed holes 21 and multiple wears lockhole 22.

Serrated wheel draw box mechanism of the present utility model of cutting also includes multiple screw tightenings 23 and multiple spiral locks 24, each screw tightening 23 Wear and be bolted on each combined hole 11 and each screw fixed hole 21 respectively.

Small bevel gear 30 is axially arranged in horizontal group of groove 13, and small bevel gear 30 is extended with a crown of roll towards away from the direction of gamp tooth 40 31, crown of roll 31 is arranged with multiple bearing parts 32, and multiple bearing parts 32 are sandwiched between the inwall of crown of roll 31 and horizontal group of groove 13.

Gamp tooth 40 is placed in accommodation space s and Vertical Meshing is in small bevel gear 30, and the bottom of gamp tooth 40 is convex with one Axle 46 is stretched, the top of gamp tooth 40 has an eccentric projection 41, and eccentric projection 41 is set relative to the axle center for protruding out axle 46 in bias Put, protrude out axle 46 and be axially arranged in vertical group groove 12, eccentric projection 41 is arranged with a collar 42.

Be further described below, protrude out axle 46 and be arranged with a Bearing 43 and a bearing 45, Bearing 43 and bearing 45 respectively by It is interposed between the inwall for protruding out axle 46 and vertical group groove 12.In addition, the serrated wheel draw box mechanism that the utility model is cut also includes an axle Upper shield 44, axle sleeve lid 44 is spirally connected and covered on vertical group groove 12.

The bottom of guide block 50 have a fin 51, guide block 50 be provided with multiple screw lock holes 52, each spiral lock 24 wear respectively and It is bolted in and respectively wear on lockhole 22 and each screw lock hole 52, so that guide block 50 is fixed on lid 20 and is placed in accommodation space s.

Power transmission shaft 60 is axially arranged in neck bush 15, and the side of power transmission shaft 60 is provided with a stopper slot 61, the edge of power transmission shaft 60 And axially offer a slide rail ditch 62, stopper slot 61 is arranged on the bottom of power transmission shaft 60, and slide rail ditch 62 is arranged on power transmission shaft 60 Top and from the end of power transmission shaft 60 inwards along axially open up shaping.Wherein, side of the power transmission shaft 60 away from gamp tooth 40 is set There are multiple positioning holes 63.

Detailed description is as follows, and collar 42 is embedded in stopper slot 61, and fin 51 is limited and slid in slide rail ditch 62, makes When the driving gamp of small bevel gear 30 tooth 40 rotates, because eccentric projection 41 can be embedded at by collar 42 in stopper slot 61 and drives transmission Axle 60 is moved, and power transmission shaft 60 is only capable of rectilinear movement by the limitation of fin 51 again, gamp tooth 40 is stably driven power transmission shaft 60 Carry out the reciprocating motion of rectilinear orbit.

Serrated wheel draw box mechanism of the present utility model of cutting also includes multiple keepers 72 and multiple nuts 73, and saw blade 70 is provided with more Individual perforation 71, each keeper 72 is arranged in each positioning hole 63 and each perforation 71 and is mutually spirally connected with each nut 73 respectively, and makes Saw blade 70 is arranged on the opposite side of power transmission shaft 60.

Serrated wheel draw box mechanism of the present utility model of cutting also includes a cleek 80, the pad 90 of multiple bolt parts 82 and one, cleek 80 are provided with multiple connecting holes 81, each bolt part 82 be arranged in respectively in each connecting hole 81 and corresponding teeth roller box body 10 bottom spiral shell Connect, and cleek 80 is fixed in the bottom of gear-box body 10, pad 90 is sandwiched between gear-box body 10 and lid 20.

Refer to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, the combination of the present utility model for cutting serrated wheel draw box mechanism, it utilizes gear Case body 10 configures provided with vertical group groove 12, horizontal group of groove 13 and driving hole 14, horizontal group of groove 13 and driving hole 14 and is indulging the phase of group groove 12 Neck bush 15 is axially equipped with to the inside of both sides, and driving hole 14；The corresponding teeth roller box body 10 of lid 20 is covered, lid 20 with There is accommodation space s between gear-box body 10；Small bevel gear 30 is axially arranged in horizontal group of groove 13；Gamp tooth 40 is placed in accommodating In the s of space and Vertical Meshing is in small bevel gear 30, the bottom of gamp tooth 40, which has, protrudes out axle 46, and the top of gamp tooth 40 has bias Projection 41, eccentric projection 41, in eccentric setting, protrudes out axle 46 and is axially arranged in vertical group groove 12 relative to the axle center for protruding out axle 46, Eccentric projection 41 is arranged with collar 42；Guide block 50 is fixed on lid 20 and is placed in accommodation space s, the bottom tool of guide block 50 There is fin 51；Power transmission shaft 60 is axially arranged in neck bush 15, and the side of power transmission shaft 60 is provided with stopper slot 61, power transmission shaft 60 along Slide rail ditch 62 axially is offered, collar 42 is embedded in stopper slot 61, and fin 51 is limited and slid in slide rail ditch 62；Saw blade 70 are arranged on the opposite side of power transmission shaft 60.

Refer to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, the use action situation of the present utility model for cutting serrated wheel draw box mechanism is said It is bright as follows, a driving source（Figure is not indicated）It is connected with each other by horizontal group of groove 13 and crown of roll 31, so that driving source can drive umbellule Tooth 30 rotates, and small bevel gear 30 engages and drives gamp tooth 40 again, eccentric projection 41 is embedded at by collar 42 in stopper slot 61 And drive power transmission shaft 60 to move, and power transmission shaft 60 is only capable of rectilinear movement by the limitation of fin 51, gamp tooth 40 is stably driven Power transmission shaft 60 carries out the reciprocating motion of rectilinear orbit, and then makes the smooth sawing object of saw blade 70.

In addition, the side of power transmission shaft 60 is provided with stopper slot 61 and slide rail ditch 62, collar 42 is embedded in stopper slot 61, fin 51 are limited and slide in slide rail ditch 62, so that gamp tooth 40 can stably drive power transmission shaft 60 to carry out the past of rectilinear orbit Multiple motion, to improve gamp tooth 40 because wobbler action produces vibrations and unstable situation about rocking drastically, and can strengthen this Utility model cuts smoothness and stability of the serrated wheel draw box mechanism under sawing state.

Also, stopper slot 61 and slide rail ditch 62 on power transmission shaft 60 directly from opening up, enable to cut serrated wheel draw box mechanism and simplify group Arrangement, so as to cut serrated wheel draw box mechanism there is assembling component to simplify and simplify the function of number of assembling steps.

Also, power transmission shaft 60 is typically to cut one of stronger component of structural strength in serrated wheel draw box mechanism, so stopper slot 61 and the inwall of slide rail ditch 62 also there is excellent ground structure intensity, and then be avoided that modular construction intensity is weak and long-term by collar 42 The situation hit and be broken occurs, and making to cut serrated wheel draw box mechanism has the advantages that firmly structural strength.

Above-mentioned explanation is concluded, by the design of the utility model said structure, can effectively overcome prior art to be faced Defect, there is above-mentioned numerous and practical value, therefore, intention of the present utility model is splendid, and in identical skill Have no that identical or approximate product is created or openly used in art field, therefore, the utility model has met utility model patent It is to propose utility application in accordance with the law about the condition of " novelty " and " creativeness ".

Claims

1. one kind cuts serrated wheel draw box mechanism, it is characterised in that including：One gear-box body, provided with a vertical group groove, one horizontal group of groove and One driving hole, the horizontal group of groove and driving hole configuration indulge the opposite sides of group groove at this, and the inside of the driving hole is axially worn There is a neck bush；One lid, to should gear-box body cover, there is an accommodating sky between the lid and the gear-box body Between；One small bevel gear, is axially arranged in the horizontal group of groove；One gamp tooth, is placed in the accommodation space and Vertical Meshing is small in this Umbrella tooth, the bottom of the gamp tooth has one to protrude out axle, and the top of the gamp tooth has an eccentric projection, the eccentric projection relative to The axle center for protruding out axle is in eccentric setting, and this protrudes out axle and is axially arranged in the vertical group groove, and the eccentric projection is arranged with a collar； One guide block, is fixed on the lid and is placed in the accommodation space, and the bottom of the guide block has a fin；One power transmission shaft, axle To being arranged in the neck bush, the side of the power transmission shaft is provided with a stopper slot, and the power transmission shaft axially offers a slide rail ditch, The collar is embedded in the stopper slot, and the fin is limited and slid in the slide rail ditch；And a saw blade, installed in the transmission The opposite side of axle.

2. cut serrated wheel draw box mechanism as claimed in claim 1, it is characterised in that the stopper slot is arranged on the bottom of the power transmission shaft Portion, the slide rail ditch is arranged on the top of the power transmission shaft and opens up shaping inwards along axial direction from the transmission the tip of the axis.

3. cut serrated wheel draw box mechanism as claimed in claim 1, it is characterised in that this protrudes out axle sleeve provided with a Bearing and an axle Hold, the Bearing and the bearing are sandwiched between the inwall that this protrudes out axle and the vertical group groove respectively.

4. cut serrated wheel draw box mechanism as claimed in claim 3, it is characterised in that also including an axle sleeve lid, the axle sleeve lid is spirally connected And cover on the vertical group groove, the gear-box body has a bottom wall, and the gear-box body has side ring wall, the vertical group groove from The bottom wall of the gear-box body opens up shaping, and the horizontal group of groove and the driving hole are opened up into from the side ring wall of the gear-box body Type.

5. cut serrated wheel draw box mechanism as claimed in claim 1, it is characterised in that the small bevel gear prolongs towards away from the gamp tooth direction Stretching has a crown of roll, and the crown of roll is arranged with multiple bearing parts, and the plurality of bearing part is sandwiched between the inwall of the crown of roll and the horizontal group of groove Between.

6. cut serrated wheel draw box mechanism as claimed in claim 1, it is characterised in that also including multiple screw tightenings, the gear-box sheet Body is provided with multiple combined holes, and the lid is provided with multiple screw fixed holes, and each screw tightening wears and is bolted in each combined hole and each spiral shell respectively In solid hole.

7. cut serrated wheel draw box mechanism as claimed in claim 1, it is characterised in that also including multiple spiral locks, the lid is provided with Multiple to wear lockhole, the guide block is provided with multiple screw lock holes, and each spiral lock wears and is bolted in and respectively wear on lockhole and each screw lock hole respectively.

8. cut serrated wheel draw box mechanism as claimed in claim 1, it is characterised in that also including multiple keepers and multiple nuts, Side of the power transmission shaft away from the gamp tooth is provided with multiple positioning holes, and the saw blade is provided with multiple perforation, and each keeper is worn respectively It is spirally connected with each nut in each positioning hole and each perforation and mutually.

9. cut serrated wheel draw box mechanism as claimed in claim 1, it is characterised in that also including a cleek and multiple bolt parts, should Cleek is provided with multiple connecting holes, each bolt part be arranged in respectively in each connecting hole and to should the bottom of gear-box body be spirally connected, And the cleek is fixed in the bottom of the gear-box body.

10. cut serrated wheel draw box mechanism as claimed in claim 1, it is characterised in that also including a pad, the pad is sandwiched between Between the gear-box body and the lid.