CN106625446A - Reciprocating-saw machine head - Google Patents
Reciprocating-saw machine head Download PDFInfo
- Publication number
- CN106625446A CN106625446A CN201611048870.1A CN201611048870A CN106625446A CN 106625446 A CN106625446 A CN 106625446A CN 201611048870 A CN201611048870 A CN 201611048870A CN 106625446 A CN106625446 A CN 106625446A
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- Prior art keywords
- spring
- reciprocating
- annulus
- bearing
- internal box
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F3/00—Associations of tools for different working operations with one portable power-drive means; Adapters therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
- B25F5/02—Construction of casings, bodies or handles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
- B27B19/00—Other reciprocating saws with power drive; Fret-saws
- B27B19/002—Power-driven hand saws
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Sawing (AREA)
Abstract
The invention discloses a reciprocating-saw machine head, and belongs to the field of garden machines. The reciprocating-saw machine head comprises a machine head shell, a reciprocating rod arranged in the machine head shell and used for being connected with a cutting saw web and a swinging-rod bearing assembly connected between the reciprocating rod and a driving source in a transmitted mode; the swinging-rod bearing assembly comprises a bearing inner core, a bearing outer ring and a swinging-rod sleeve arranged on the bearing inner core in a sleeving mode, the swinging-rod sleeve comprises an annular part and a swinging rod column, the swinging rod column is movably connected with the reciprocating rod, and a stabilizing piece for reducing vibration of the swinging-rod sleeve in the swinging process is connected on the annular part. The reciprocating-saw machine head has the advantages that vibration is effectively reduced, and the stability is improved.
Description
【Technical field】
The present invention relates to a kind of reciprocating saw head, belongs to graden machine field.
【Background technology】
Reciprocating saw is one of electric tool more conventional in graden machine, and its main operational principle is Motor drive cutting
Saw blade reciprocating motion, with the purpose for realizing cutting, existing reciprocating saw is cut typically by the mode that eccentric wheel is driven to drive
Cut saw blade reciprocating motion, but often volume is larger for eccentric wheel structure, takes big quantity space, cause electric tool overall volume compared with
Greatly, and vibrate it is bigger than normal.
It is now this with the reciprocal of Oscillating lever bearing therefore existing market also occurs in that with Oscillating lever bearing to replace eccentric wheel to be driven
Although saw solves the problems, such as that volume is larger, the vibration of electric tool is still larger, and stability is not good enough.
【The content of the invention】
The technical problem to be solved is to overcome the deficiencies in the prior art and provide a kind of reciprocating saw head, is had
Effect reduces vibration, increases stability.
Above-mentioned technical problem is solved, the present invention is adopted the following technical scheme that：
A kind of reciprocating saw head, including handpiece case, be located in handpiece case be used for connect cast-cutting saw slice reciprocating lever, pass
The dynamic Oscillating lever bearing component being connected between the reciprocating lever and driving source, the Oscillating lever bearing component includes bearing inner-core, axle
Bearing outer-ring and the fork external member being set on bearing inner-core, the fork external member includes annulus and fork post, the fork post
It is flexibly connected with the reciprocating lever, that what is vibrated in being connected with the annulus for reducing fork external member swing process stablizes
Part.
Using beneficial effects of the present invention：
Reciprocating saw head in the present invention, annulus is set on bearing inner-core in its fork external member, and fork post is then
It is to radially extend to be formed from annulus, fork post is flexibly connected with reciprocating lever, in original reciprocating saw head, whole fork
The main force part of bearing assembly concentrates on the end of fork post, and away from stress at the annulus of the position of fork column end
It is less, therefore fork external member is in swing process, discontinuity, cause to be vibrated in swing process larger, stability is not good enough, and this
In order to increase the balance for swinging external member in invention, vibrate in being connected with annulus for reducing fork external member swing process
Stabilizing member, to allow and be also subjected to a part of power away from the annulus for swinging boom end side, to play the whole external member that swings of balance
Effect, finally plays the effect of the effect of vibration for reducing Oscillating lever bearing component, effectively increases the service life of reciprocating saw head.
Preferably, the stabilizing member includes the back-moving spring being located between the ring-type end surface and handpiece case.
Preferably, the stabilizing member also includes the balance weight being located on the annulus, the balance weight and the ring
Shape portion integrative-structure is fixed on the annulus.
Preferably, the back-moving spring includes front spring and rear spring, the front spring and rear spring are respectively provided at ring
The not homonymy in shape portion.
Preferably, the annulus is provided with the first spring groove for installing the back-moving spring, first spring groove
Inside it is provided with the ball bumps of position reset spring inner ring.
Preferably, being provided with internal box in the handpiece case, the Oscillating lever bearing component is installed in the inner box, described
The front end of bearing inner-core is connected to the front face of internal box by axis of rotation, and the internal box rear wall is provided with and connects lid, described
Connect to cover and be provided with the bearing groove for positioning the bearing outer ring.
Preferably, the internal box is provided with the shaft hole for positioning the rotating shaft, it is provided with circular arc in the internal box
Wall, the lid that connects is extended with towards internal box direction and connects lid inner ring wall to form the bearing groove, connects lid inner ring wall Matching installation
On the circular arc internal face, lid inner ring wall, shaft hole, the axis of circular arc internal face of connecing is in same straight line.
Preferably, the back-moving spring includes front spring and rear spring, the front spring and rear spring are respectively provided at ring
The not homonymy in shape portion, the front side wall of the internal box is provided with the second spring groove or spring positioning for installing the front spring
Post, it is described connect to cover be provided with the 3rd spring groove or spring retention posts that the rear spring is installed.
Preferably, being provided with interior case lid at the top of the internal box, the reciprocating lever is arranged on interior case lid and internal box
Between, reciprocating lever backing plate is provided between the reciprocating lever and internal box.
Preferably, being fitted with roller on the fork post, the roller coordinates with fork intercolumniation gap, and the roller passes through
Hinge is on the reciprocating lever.
The present invention these features and advantage will be detailed in following specific embodiment, accompanying drawing exposure.
【Description of the drawings】
Below in conjunction with the accompanying drawings the present invention is described further：
Fig. 1 is to be mounted with the structural representation after different working machine heads with an electric tool；
Fig. 2 is electric tool and drill chuck, the connection diagram of reciprocating saw head；
Fig. 3 is the exploded perspective view of reciprocating saw head；
Fig. 4 is the section view schematic three dimensional views of reciprocating saw head；
Fig. 5 is the cross-sectional plane schematic diagram of reciprocating saw head；
Fig. 6 be Fig. 5 in A-A to cross section schematic diagram；
Fig. 7 is the cross section schematic diagram of B-B direction in Fig. 5；
Fig. 8 is the structural representation of Oscillating lever bearing component；
Fig. 9 is the structural representation for connecing lid；
Figure 10 is the structural representation of side fastening part.
【Specific embodiment】
The technical scheme of the embodiment of the present invention is explained and illustrated with reference to the accompanying drawing of the embodiment of the present invention, but under
It is only the preferred embodiments of the present invention to state embodiment, and not all.Based on the embodiment in embodiment, those skilled in the art
Other embodiment is obtained on the premise of creative work is not made, protection scope of the present invention is belonged to.
As shown in Figure 1 to Figure 2, the present embodiment is a kind of electric tool of multiple-head type, including hand-held body 1, be located at it is hand-held
Motor in body 1, the motor is connected with output shaft 10, and the output shaft 10 overhangs the hand-held body 1
Front end, all sides of the output shaft 10 are provided with external screw thread, and external screw thread is clockwise direction in the present embodiment, the output shaft 10
On be threaded with removable working machine head, the working machine head is reciprocating saw head 2 or drill chuck 3.One hand-held body 1
Two heads of wildcard, for user, can more save money without the hand-held body 1 of repeat buying, and for production firm,
Hand-held body 1 is a general part, can in high volume be produced, and traditional drill chuck 3, reciprocating saw head 2 are all right respectively
There should be different hand-held bodies, cause that during production production will be corresponded, it is impossible to produce in enormous quantities, when order changes,
Easily cause parts to overstock, and hand-held body 1 be arranged to after general part, can courageously be produced in batches, it may not be necessary to
Excessively limited by order, for correspondence production, significantly reduced production pressure.
It is that the mode being threaded connection connects between working machine head and hand-held body 1 in the present embodiment, first, screw thread
Connected mode simple structure, connective stability is good, secondly because output shaft 10 inherently receives motor-driven rotation, so work
Make head with hand-held body 1 when being connected, using the characteristic of the own rotation of output shaft 10, output shaft 10, can be certainly when rotating
Dynamic realization is connected with working machine head, when output shaft 10 is inverted, can be automatically obtained the dismounting with working machine head, very just
Just.
As shown in Figure 2, it is the concrete connected mode of hand-held body 1 and two kind of head：
When working machine head is drill chuck 3, the drill chuck 3 is provided with the second centre bore 31 along its axial direction, in second
The hole wall in heart hole 31 is provided with screw thread be engaged with the matching of the external screw thread of output shaft 10, during installation, all sides of output shaft 10 and
Second centre bore 31 is threadedly coupled.
Because drill chuck 3 is affected very big by torsion in the course of the work, in order to prevent drill chuck 3 from being made by reverse torsion
Depart from from output shaft 10 with, the present embodiment is further reinforced to drill chuck 3, and the end face indent of the output shaft 10 has
Endoporus 101, the wall of the endoporus 101 is provided with internal thread, and end face screw 32 is screwed with endoporus 101, when output shaft 10 all sides with
After second centre bore 31 connects, end face screw 32 is penetrated from the other end of the second centre bore 31, and is screwed into the interior of output shaft 10
In hole 101, wherein the external thread rotary of the internal thread of the endoporus 101 and output shaft 10 is to conversely, the i.e. side of screwing of end face screw 32
To being left-handed, i.e. the direction of back-outing of drill chuck 3 is the tightening direction of end face screw 32, so when drill chuck 3 is back-outed direction
Torsion when, end face screw 32 is more tightened, so as to realize the effect of self-locking.
When working machine head is reciprocating saw head 2, reciprocating saw head 2 is provided with the first centre bore 41, first center
Hole 41 is threadedly coupled with all sides of output shaft 10, used as further fastening, in the present embodiment, the front end of the hand-held body 1
Face is provided with positioning round table 12, the axis of the output shaft 10 and the axis coaxle of positioning round table 12, and output shaft 10 is stretched out in and determined
The end face of circle of position platform 12, the rear end face of the reciprocating saw head 2 is provided with the positioning circular groove 51 matched with the positioning round table 12,
During installation, positioning round table 12 is fitted in positioning circular groove 51, while output shaft 10 is then screwed in the first centre bore 41.
The side wall of the positioning circular groove 51 is provided with for the side fastening part 21 of the radially fixed positioning round table 12, tool
For body, the reciprocating saw head 2 in the present embodiment includes handpiece case, and the wall of the positioning circular groove 51 is provided with side lock tieholen
52, handpiece case includes upper shell 22, lower house 23, soft rubber sleeve 24 in the present embodiment, and side fastening part 21 is in the present embodiment
The trip bolt being connected in side lock tieholen 52, when trip bolt is tightened, can produce the extruding force of radial direction to positioning round table 12,
So as to reach the effect of fastening.
Used as the preferred of the present embodiment, trip bolt is provided with annular protrusion 211 towards the inner side end of positioning round table 12,
The centre of annular protrusion 211 is hollow, such structure design, can be increased between trip bolt and all sides of positioning round table 12
Contact area, frictional force is bigger, and fastening effect is more preferable.Additionally, the side of the outboard end of trip bolt is provided with hexagon ring
212, because many screws of reciprocating saw head 2 are all hex screws, the six of column will be adopted when dismounting these hex screws
Angle spanner, therefore hexagon ring 212 is set on trip bolt, the die nut of column can equally pass through the hexagon ring 212, be formed
The effect of a handle is similar to, fastening effect is carried out to trip bolt, the structure of trip bolt specifically can be found in Figure 10.
Further, since reciprocating saw is in real work, the angle cut can may be there are certain requirements, be adjusted for convenience
The angle, the front end face of the hand-held body 1 is provided with dial, the rear end face of the reciprocating saw head 2 be provided with it is described
Dial is to mutatis mutandis alignment target 251.During adjustment, first trip bolt can be come loose, now can manually rotate reciprocating saw head
2, in rotation process, alignment target 251 can correspond to the scale on dial, after angle on target is adjusted to, trip bolt be twisted
Tightly, fix so as to realize angle, when so even vertically hold hand-held body 1, also can realize cutting the oblique of target object
Cut.
If Fig. 3 to Fig. 7 is the concrete expansion to the internal structure of reciprocating saw head 2, describe for convenience, define in figure 3
Front and rear direction, the front and rear direction in below describing is the front and rear direction defined in parameter Fig. 3：
The general structure of reciprocating saw head 2, including handpiece case, be located in handpiece case be used for connect cast-cutting saw slice 26
Reciprocating lever 6, the Oscillating lever bearing component 4 being connected between the reciprocating lever 6 and output shaft 10, Oscillating lever bearing component 4 is machine
A kind of conventional mechanical bearing in tool field, its Main Function be by convert rotational motion into axial direction reciprocating motion,
It is driving the linear running of reciprocating lever 6, and finally to drive cast-cutting saw slice 26 back and forth to cut in the present embodiment by the rotation of output shaft 10
Cut object.
Oscillating lever bearing component 4 includes bearing inner-core 42, bearing outer ring 43 and is set on bearing inner-core 42 in the present embodiment
Fork external member, bearing inner-core 42 is provided with the first centre bore 41, and the first centre bore 41 connects with all flank threads of output shaft 10
Connect, bearing outer ring 43 is also to be sleeved on bearing inner-core 42, bearing outer ring 43 is that circumferential plane is rotated, and fork external member is by axle
The swing that the slant rail on 42 weeks sides of inner core is rotated and produces axial direction is held, the fork external member includes annulus 44
With fork post 45, annulus 44 is sleeved on the slant rail of bearing inner-core 42 by ball, and fork post 45 is by the footpath of annulus 44
To the thin cylinder for extending formation, the schematic three dimensional views of Oscillating lever bearing component 4 can be found in Fig. 8.
The end of fork post 45 is fitted with the roller 61 of column, and the sidepiece of roller 61 is provided with the plug-in opening 611 of insertion, plug-in opening
611 is that gap coordinates with fork post 45, and two ends of roller 61 set win and are connected with two roller pins 612, back and forth
The rearward end of bar 6 is provided with roller groove 62, and the left side and right side of roller groove 62 are provided with roller pin hole, the roller pin of the roller 61
612 are arranged in the roller pin hole, and whole roller 61 is being contained in roller groove 62, during fork 45 swing of post, can be led to
Crossing roller pin 612 drives reciprocating lever 6 to move forward and backward, because fork post 45 is swung with certain angle in swing process, therefore
Also a certain degree of rotation is produced in swing process between roller pin 612 and roller pin hole, to reduce interference.
The main force part of whole Oscillating lever bearing component 4 concentrates on the end of fork post 45, the i.e. top of fork external member,
And it is less away from stress at the annulus 44 of the position of the end of fork post 45, therefore fork external member is in swing process, unbalance stress
It is even, cause to be vibrated in swing process larger, stability is not good enough, in order to increase the balance for swinging external member in the present embodiment, in ring
The stabilizing member vibrated in being connected with shape portion 44 for reducing fork external member swing process, allows away from the end side of fork post 45
Annulus 44 is also subjected to a part of power, and to play a part of, balance is whole to swing external member, finally plays reduction Oscillating lever bearing component 4
Effect of vibration effect, effectively increase the service life of reciprocating saw head 2.
And stabilizing member is made up of in the present embodiment two parts, a portion is the balance being located on the annulus 44
Block 441, the balance weight 441 and the integrative-structure of the annulus 44 or is fixed on the annulus 44.In the present embodiment
Balance weight 441 is, from the extending radially outward weight of annulus 44, the stress degree between two ends to be balanced with weight, from
And reduce the vibration that fork external member is caused because of two ends unbalance stress.
Another part of stabilizing member, then be the back-moving spring being located between the end face of annulus 44 and handpiece case.This enforcement
Back-moving spring has two in example, respectively front spring 46 and rear spring 47, and the front spring 46 and rear spring 47 are respectively provided at ring
The not homonymy in shape portion 44, back-moving spring plays in the present embodiment two effects：First, being to play flat as balance weight 441
The effect at weighing apparatus fork external member two ends, reduces fork sleeve vibrations；On the other hand, back-moving spring possesses storage when by compression or stretching
The effect of energy and can be released, when annulus 44 swings to two extreme positions, back-moving spring can provide restoring force for annulus 44,
So as to provide reciprocal power to reciprocating lever 6, output shaft 10 can be to a certain extent reduced to oscillation bearing work done.
The concrete mounting structure of back-moving spring, Oscillating lever bearing component 4：
Internal box 7 is provided with the present embodiment in handpiece case, the top of internal box 7 and rearward end are to be open, fork
Bearing assembly 4 is arranged in internal box 7, and the front end of wherein bearing inner-core 42 is connected with rotating shaft 421, rotating shaft 421 and bearing inner-core
Little bearing 422 is provided between 42, the front side wall of internal box 7 is provided with the shaft hole 71 for installing the rotating shaft 421, internal box
Circular arc internal face 72 is provided with inside 7, the axis of circular arc internal face 72 is in same straight line, internal box 7 with the axis of shaft hole 71
Rearward end be provided with and connect lid 5, the front end face for connecing lid 5 is extended with towards the direction of internal box 7 and connects lid inner ring wall 53, connects lid inner ring
The outer shape of wall 53 is matched with circular arc internal face 72, and connects the axis of lid inner ring wall 53 and the axis of circular arc internal face 72 is in
Same axis, connects the inner hollow of lid inner ring wall 53 and forms bearing groove 531, and the bearing outer ring 43 is inlaid in bearing groove 531.
The rear end face for connecing lid 5 is extended with and connects lid collar wall 54, connects the above-mentioned positioning circular groove 51 of the inner hollow of lid collar wall 54,
Four edges for connecing lid 5 are provided with installation through-hole, and the rear end of handpiece case is provided with rear end cap 25, and screw sequentially passes through rear end cap
25th, connect lid 5, and most at last rear end cap 25, connect lid 5 and be fixed on the rear end face of internal box 7, the concrete structure for connecing lid 5 can be found in
Fig. 9.
After being so completed, there is support the front-end and back-end of Oscillating lever bearing component, and there is the front side wall of internal box 7 front end
Support, rear end connects lid 5 and supports, and two ends support rear stability more preferably, and rotation process beating degree is little, and in the present embodiment, it is overall
After installation, in same straight line, axiality is high, swings for the axis for connecing lid inner ring wall 53, shaft hole 71, circular arc internal face 72
Vibrate in bearing assembly operation process very little.
The assembling of back-moving spring：The bottom of the end face of the annulus 44 is provided with the first spring groove 442, the first spring groove
442 have two, and respectively positioned at the front end face and rear end face of annulus 44, the shape of the first spring groove 442 is in loudspeaker in the present embodiment
The ball bumps 443 of position reset spring inner ring are provided with mouth shape, first spring groove 442, on the front side wall of internal box 7
Spring retention posts 73 are provided with, described one end of front spring 46 is set on spring retention posts 73, and the other end is positioned at ball bumps
It is wallowing motion when being swung due to annulus 44 on 443, the purpose for arranging bell mouth shape is annulus 44 in swing process
In, the probability that the first spring groove 442 is interfered with front spring 46 can be reduced.Certainly, in the present embodiment on the front side wall of internal box 7
Spring retention posts 73, it is also possible to change second spring groove into, the front end of front spring 46 can be contained in second spring groove.
For rear spring 47, the front end face for connecing lid 5 is provided with the 3rd spring groove, and one end of rear spring 47 is inlaid in
In three spring grooves 55, the other end is inlaid in the first spring groove 442, and the 3rd spring groove 55 is replaceable into spring retention posts.
It should be noted that be to be resetted using dual spring in the present embodiment, those skilled in the art also will be appreciated that,
In other embodiment, it would however also be possible to employ Single spring is resetted, this embodiment also falls into protection scope of the present invention.
The top of internal box 7 is provided with interior case lid 74, and the reciprocating lever 6 is arranged between interior case lid 74 and internal box 7, separately
Outward, in order to reduce frictional force of the reciprocating lever 6 in motion process, between the top of reciprocating lever 6 and interior case lid 74 friction sleeve is provided with
63, reciprocating lever backing plate 64, upper friction sleeve 63 and reciprocating lever backing plate 64 are provided between the bottom of reciprocating lever 6 and the top of internal box 7
Made using wear-resistant material.During assembling, simultaneously interior case lid 74, reciprocating lever backing plate 64 internal box 7 is fixed on into together with screw
Top, while internal box 7 is fixed between upper shell 22 and lower house 23, after upper shell 22 and lower house 23 are completed,
In upper shell 22 and the outer wrap soft rubber sleeve 24 of lower house 23.
When reciprocating saw head 2 is installed to hand-held body 1, first positioning circular groove 51 is directed at into positioning round table 12, after alignment, due to
Positioning round table 12 is coaxial with output shaft 10, then output shaft 10 is also accordingly aligned with the first centre bore 41 on bearing inner-core 42,
Start the switch on hand-held body 1, start output shaft 10 and rotate, by the external screw thread on 10 weeks sides of output shaft, output shaft 10
It is automatically mounted into the first centre bore 41, after installation, user can be finely adjusted according to the cutting needs of oneself, setting angle,
After having adjusted, locked using side fastening part 21.
When reciprocating saw head 2 is dismantled, under normal circumstances, it is only necessary to unclamp side fastening part 21, then by handset body 1
On reversal switch, can just allow output shaft 10 to invert, when output shaft 10 is inverted, can screw out from the first centre bore 41 automatically.So
And in many cases, reciprocating saw after cutting work is carried out, the first centre bore 41 in bearing inner-core 42 often with output shaft
10 kill, and when output shaft 10 is inverted, bearing inner-core 42 also can be inverted accordingly, and output shaft 10 cannot be from first
Screw out in centre bore 41, the occurrence of in order to prevent this kind of, locking device is devised to reciprocating lever 6 in the present embodiment.
Specifically, described internal box 7 is provided with securing rod perforation 75, and activity chain is connected to locking in securing rod perforation 75
Bar 8, securing rod 8 is located at the bottom of reciprocating lever 6 in the present embodiment, and the bottom of reciprocating lever 6 is provided with lock hole 65, the top of securing rod 8
Portion is provided with spacing ring 81, and the bottom radial direction reaming of the securing rod perforation 75 forms button slot 751, the bottom of the securing rod 8
Be provided with button ring 82, button ring 82 and the releasable connection of securing rod 8, button ring 82 is contained in button slot 751, and button ring 82 with
Button return spring 83 is provided between the roof of button slot 751.
When disassembly is desired, user can be with button press ring 82, and button return spring 83 is compressed, so that securing rod
8 top is inserted and locking is completed in the lock hole 65, cannot realize moving forward and backward after reciprocating lever 6 is locked, so as to just limit
The swing of fork post 45, after fork post 45 is limited, bearing inner-core 42 is also limited and rotated, when now output shaft 10 is inverted,
The just back-out from bearing inner-core 42 automatically of output shaft 10, without there is the situation that bearing inner-core 42 is and then inverted, works as output shaft
After 10 screw out, release button ring 82, button ring 82 can self-return in the presence of button return spring 83.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and is familiar with
The those skilled in the art should be understood that the present invention includes but is not limited to accompanying drawing and interior described in specific embodiment above
Hold.The modification of any function and structure principle without departing from the present invention is intended to be included in the scope of claims.
Claims (10)
1. a kind of reciprocating saw head, including handpiece case, be located in handpiece case be used for connect cast-cutting saw slice reciprocating lever, transmission
The Oscillating lever bearing component being connected between the reciprocating lever and driving source, the Oscillating lever bearing component includes bearing inner-core, bearing
Outer ring and the fork external member being set on bearing inner-core, it is characterised in that the fork external member includes annulus and fork post, institute
State fork post to be flexibly connected with the reciprocating lever, vibrate in being connected with the annulus for reducing fork external member swing process
Stabilizing member.
2. reciprocating saw head as claimed in claim 1, it is characterised in that the stabilizing member include being located at the ring-type end surface with
Back-moving spring between handpiece case.
3. reciprocating saw head as claimed in claim 1, it is characterised in that the stabilizing member also includes being located on the annulus
Balance weight, the balance weight and the annulus integrative-structure or is fixed on the annulus.
4. reciprocating saw head as claimed in claim 2, it is characterised in that the back-moving spring includes front spring and rear spring, institute
State front spring and rear spring is respectively provided at the not homonymy of annulus.
5. reciprocating saw head as claimed in claim 2, it is characterised in that the annulus is provided with installs the back-moving spring
First spring groove, is provided with the ball bumps of position reset spring inner ring in first spring groove.
6. reciprocating saw head as claimed in claim 2, it is characterised in that internal box, the fork are provided with the handpiece case
Bearing assembly is installed in the inner box, and the front end of the bearing inner-core is connected to the front face of internal box by axis of rotation, institute
State internal box rear wall and be provided with and connect lid, it is described connect to cover be provided with the bearing groove for positioning the bearing outer ring.
7. reciprocating saw head as claimed in claim 6, it is characterised in that the internal box is provided with the rotating shaft for positioning the rotating shaft
Hole, is provided with circular arc internal face in the internal box, the lid that connects is extended with that to connect lid inner ring wall described to be formed towards internal box direction
Bearing groove, connects lid inner ring wall Matching installation on the circular arc internal face, described to connect lid inner ring wall, shaft hole, circular arc internal face
Axis be in same straight line.
8. reciprocating saw head as claimed in claim 6, it is characterised in that the back-moving spring includes front spring and rear spring, institute
State front spring and rear spring is respectively provided at the not homonymy of annulus, the front side wall of the internal box is provided with the installation front spring
Second spring groove or spring retention posts, it is described connect cover be provided with the 3rd spring groove or spring that the rear spring is installed determine
Position post.
9. reciprocating saw head as claimed in claim 6, it is characterised in that interior case lid is provided with the top of the internal box, it is described
Reciprocating lever is arranged between interior case lid and internal box, and reciprocating lever backing plate is provided between the reciprocating lever and internal box.
10. the reciprocating saw head as described in one of claim 1 to 9, it is characterised in that be fitted with roller on the fork post, institute
State roller to coordinate with fork intercolumniation gap, the roller is by hinge on the reciprocating lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611048870.1A CN106625446B (en) | 2016-11-23 | 2016-11-23 | Reciprocating saw head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611048870.1A CN106625446B (en) | 2016-11-23 | 2016-11-23 | Reciprocating saw head |
Publications (2)
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| CN106625446A true CN106625446A (en) | 2017-05-10 |
| CN106625446B CN106625446B (en) | 2023-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611048870.1A Active CN106625446B (en) | 2016-11-23 | 2016-11-23 | Reciprocating saw head |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110709202A (en) * | 2017-05-31 | 2020-01-17 | 工机控股株式会社 | Reciprocating tool |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001353618A (en) * | 2000-06-14 | 2001-12-25 | Makita Corp | Reciprocating cutting tool |
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| CN106737450A (en) * | 2016-11-23 | 2017-05-31 | 浙江亚特电器有限公司 | A kind of electric tool of multiple-head type |
| CN206306080U (en) * | 2016-11-23 | 2017-07-07 | 浙江亚特电器有限公司 | A kind of reciprocating saw head |
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| JP2001353618A (en) * | 2000-06-14 | 2001-12-25 | Makita Corp | Reciprocating cutting tool |
| CN2582802Y (en) * | 2002-11-06 | 2003-10-29 | 林海涛 | Reciprocating saw driving device |
| CN201036840Y (en) * | 2005-09-30 | 2008-03-19 | 苏州宝时得电动工具有限公司 | Electric tool |
| US20120096721A1 (en) * | 2010-10-25 | 2012-04-26 | Sinur Robert A | Reciprocating saw |
| CN202129475U (en) * | 2011-05-19 | 2012-02-01 | 博世电动工具（中国）有限公司 | Electric tool and transmission mechanism thereof |
| CN202673986U (en) * | 2012-07-26 | 2013-01-16 | 慈溪市永胜轴承有限公司 | Pendulum rod bearing for reciprocating saw |
| CN202845935U (en) * | 2012-07-31 | 2013-04-03 | 天佑电器（苏州）有限公司 | Reciprocating saw |
| CN106737450A (en) * | 2016-11-23 | 2017-05-31 | 浙江亚特电器有限公司 | A kind of electric tool of multiple-head type |
| CN206306080U (en) * | 2016-11-23 | 2017-07-07 | 浙江亚特电器有限公司 | A kind of reciprocating saw head |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110709202A (en) * | 2017-05-31 | 2020-01-17 | 工机控股株式会社 | Reciprocating tool |
| US11701722B2 (en) | 2017-05-31 | 2023-07-18 | Koki Holdings Co., Ltd. | Reciprocating tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106625446B (en) | 2023-07-21 |
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