CN106493428A - A kind of stable operation handsaw - Google Patents
A kind of stable operation handsaw Download PDFInfo
- Publication number
- CN106493428A CN106493428A CN201611011868.7A CN201611011868A CN106493428A CN 106493428 A CN106493428 A CN 106493428A CN 201611011868 A CN201611011868 A CN 201611011868A CN 106493428 A CN106493428 A CN 106493428A
- Authority
- CN
- China
- Prior art keywords
- saw
- hand
- sawtooth
- stable operation
- handsaw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D49/00—Machines or devices for sawing with straight reciprocating saw blades, e.g. hacksaws
- B23D49/10—Hand-held or hand-operated sawing devices with straight saw blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D51/00—Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular parts; Carrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends
- B23D51/01—Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular parts; Carrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends characterised by the handle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D51/00—Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular parts; Carrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends
- B23D51/08—Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular parts; Carrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends of devices for mounting straight saw blades or other tools
- B23D51/10—Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular parts; Carrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends of devices for mounting straight saw blades or other tools for hand-held or hand-operated devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
Abstract
The present invention relates to tool equipment field, and in particular to a kind of stable operation handsaw.The technical scheme is that:A kind of stable operation handsaw, the lever being connected comprising saw frame, the saw blade on saw frame and with the saw frame, the lever includes connecting portion and the connecting portion connection being connected with saw frame, into curve, and the back of the hand contact part for contradicting with operator's the back of the hand and the upper stopper being connected with the back of the hand contact part, the upper stopper is by gradually inclining upward away from the back of the hand contact part direction;The back of the hand contact part is provided with for fixing the steady back piece of the back of the hand, and the upper stopper is provided with for entering between finger gap so as to increasing the crack piece of finger stability.It is an object of the invention to provide a kind of stable operation handsaw, high with workman's hand laminating degree, enhancing pushes away the stability of saw blade motion track during saw, lifts safety coefficient.
Description
Technical field
The present invention relates to tool equipment field, and in particular to a kind of stable operation handsaw.
Background technology
Hand saws is because its light and handy flexibly, quick use, is a common instrument, becomes people house instrument and factory
Industry tools.Hand saws includes support, lever and saw blade, and common structure such as publication No. is special for the China of 103878438 A of CN
Structure disclosed in sharp file, saw blade are treated processing object in the presence of people's thrust and carry out sawization cutting.For another example notification number is
A kind of back detachable hand saw that the Chinese patent document of 100546746C is announced, for saw blade and operation connected mode simultaneously is carried out
Optimize so that the dismounting and fastening of saw blade become more convenient.
But such structure still has certain deficiency, the use of handsaw fully relies on manpower cutting, with putting forth effort
Exhaust, the action of cutting has deformation, and the track for pushing away saw has deviation, on the one hand, the section of cutting has not neat situation and goes out
Existing, on the other hand, it may appear that the situation that oarsman even slips out of the hand, cause potential safety hazard.
Content of the invention
It is an object of the invention to provide a kind of stable operation handsaw, high with workman's hand laminating degree, strengthen during pushing away saw
The stability of saw blade motion track, lifts safety coefficient.
The present invention above-mentioned technical purpose technical scheme is that:A kind of stable operation handsaw, bag
Containing saw frame, the saw blade on saw frame and the lever being connected with the saw frame, the lever includes the connection being connected with saw frame
Portion and the connecting portion connection, into curve, and the back of the hand contact part for contradicting with operator's the back of the hand and with described the back of the hand conflict
The upper stopper of portion's connection, the upper stopper is by gradually inclining upward away from the back of the hand contact part direction;Described the back of the hand is contradicted
Portion is provided with for fixing the steady back piece of the back of the hand, and the upper stopper is provided with steady so as to increase finger for entering gap between finger
Qualitatively crack piece.
The saw blade is arranged on the saw frame, for cutting object.The hand-held lever of user is operated, the company
Socket part and saw blade connection, and the connecting portion is connected with the saw frame, into curve, fit user for the back of the hand contact part
The back of the hand position, and the upper stopper then clasps four fingers of user, increases stability.
Further, the back of the hand contact part is provided with the steady back piece, at the steady back piece increase and user's the back of the hand
Friction anti-skid factor, increases the stability of the back of the hand, is pushing away the polarization in saw action so as to increase whole handsaw.Further
, the crack piece could be arranged to multiple in actual production, and such as three, four fingers have three cracks, the folder
Patch is put in these three finger cracks, is clamped for finger, further increases skid resistance.
Common physical work is different from, during handsaw cuts, the physical fitness requirement to user is very big, and here is basic
On, user still will hold handsaw using a part of strength, which further adds physical demandss.And work as and be short of physical strength
When, the unstable phenomenon of hand shaking or positioning not only occurs, the uneven situation with damaged products in saw face just occurs, more dangerous
It is that if slipping out of the hand, sawtooth can hurt oneself, with certain potential safety hazard.So the major design of the technical program is to increase
Plus the tightness and stability of hand, especially the back of the hand and finger part, on the one hand it is not easily tied after long working,
On the other hand being not easy skating increases safety.
Used as the preferred of the present invention, the steady back piece comprising the main back of the body being connected on the back of the hand contact part and is located at described
The curved parcel wing in main back of the body both sides, the parcel wing by gradually drawing close to the upper stopper direction away from the main back of the body direction,
The solid bar of the back of the body is convexly equipped with outside the main back.
The main back portion is close to user's the back of the hand, and the parcel wing then wraps the handss of user, further increases from both sides
The stress of hand back part is consolidated.Admittedly bar is filled on the main back of the body and user's the back of the hand the back of the body, had both increased stability, and had increased again and relax
Suitable sense and degree of being close to.
Used as the preferred of the present invention, bar is provided with the rib being made up and for rubbing with the back of the hand of elastomeric material to the back of the body admittedly
Block.
Used as the preferred of the present invention, the crack piece is three.
As the preferred of the present invention, evagination arc rib on the crack piece, is convexly equipped with outward, the outer convex arc rib is used for and finger
Contradict.
The outer convex arc rib is outwardly, and after user holds, this part is contradicted with the inside of the finger pulp loss for bending,
Laminating is soft, and finger stability is higher.
As the preferred of the present invention, on the saw frame, link slot is offered, the saw blade is in the link slot.
In the link slot, difference that user can be as requested carries out dismounting and more to the saw blade to saw blade
Change, convenient and swift.
Used as the preferred of the present invention, the saw blade includes insert plate and sawtooth, and the insert plate is embedded to be arranged on the company
In access slot.
Used as the preferred of the present invention, the insert plate is provided with multiple locking pieces, and the locking piece includes by elastomeric material
The bullet seat that makes and the button column being located on the bullet seat, have the location hole coordinated with the button column on the link slot.
The insert plate is installed in the link slot, locking piece position just to the relatively described saw frame of the saw blade
Maintenance is carried out, the button column enters the location hole under the elastic force of the bullet seat.In true production, the location hole and institute
It is multiple to state button column, and polarization is strong, and the saw blade is not in loose shift during saw is pushed away for a long time, it is to avoid reduce work
Make efficiency.
Used as the preferred of the present invention, the saw blade includes the body being connected with the insert plate, and the sawtooth is connected to institute
State on body, the sawtooth includes rough sawn sawtooth and jig saw sawtooth, the sawtooth arrangement of the jig saw sawtooth is close to saw in the rough sawn
The sawtooth arrangement of tooth.
Used as the preferred of the present invention, the jig saw sawtooth rough sawn sawtooth is closer to the lever.
The part of the rough sawn sawtooth is suitable for needs and is cut energetically, the situation of section, the jig saw sawtooth be suitable for into
Row fine cut, or the situation of small-bore shallow section, the jig saw sawtooth are arranged on afterbody, i.e., closer to the position of user's handss
Put, the handss with user, with the distance of the lever closer to the degree that becomes more meticulous of operation is higher.
In sum, the present invention has the advantages that:
1st, the lever adopts particular design, reduces user's physical demandss.
2nd, the steady back piece and the crack piece further increase the stability with handss hand.
3rd, the saw blade and saw frame are detachably connected.
4th, the sawtooth includes two kinds of sawtooth of rough sawn and jig saw, and, closer to user's hand, refinement is more convenient for jig saw.
5th, the locking piece can strengthen the stationarity of the saw blade, be difficult to shift.
Description of the drawings
Fig. 1 is the schematic diagram of embodiment 1;
Fig. 2 is the schematic diagram of another angle;
Fig. 3 is enlarged diagram at Fig. 2A;
Fig. 4 is enlarged diagram at Fig. 2 B;
Fig. 5 is the schematic diagram of lever.
In figure:
1st, saw frame, 11, link slot, 2, saw blade, 21, insert plate, 24, locking piece, 241, bullet seat, 242, button column, 22, body, 23,
Sawtooth, 231, rough sawn sawtooth, 232, jig saw sawtooth, 3, lever, 31, connecting portion, 32, the back of the hand contact part, 33, upper stopper, 34, steady
Back piece, 341, the main back of the body, 342, parcel wing, 35, the solid bar of the back of the body, 351, rib block, 36, crack piece, 361, outer convex arc rib.
Specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only explanation of the invention, and which is not limitation of the present invention, people in the art
Member can make the modification without creative contribution after this specification is read as needed to the present embodiment, but as long as at this
All protected by Patent Law in the right of invention.
Embodiment 1, as shown in Fig. 1 Fig. 5, a kind of stable operation handsaw, comprising saw frame 1, the saw on saw frame 1
Bar 2 and the lever 3 being connected with saw frame 1, lever 3 are connected comprising the connecting portion 31 and connecting portion 31 being connected with saw frame 1, into curve,
And the back of the hand contact part 32 for contradicting with operator's the back of the hand and the upper stopper 33 being connected with the back of the hand contact part 32, upper stopper 33 presses
Gradually incline upward away from 32 direction of the back of the hand contact part;The back of the hand contact part 32 is provided with for fixing the steady back piece 34 of the back of the hand,
Upper stopper 33 is provided with for entering between finger gap so as to increasing the crack piece 36 of finger stability.
Saw blade 2 is arranged on saw frame 1, for cutting object.The hand-held lever 3 of user is operated, connecting portion 31 and saw blade 2
Connection, and connecting portion 31 is connected with saw frame 1,32 one-tenth of the back of the hand contact part curve, the back of the hand position of the user that fits, and upper stopper 33
Four fingers of user are then clasped, increases stability.
Further, the back of the hand contact part 32 is provided with steady back piece 34, and steady back piece 34 increases is prevented with the friction at user's the back of the hand
Sliding coefficient, increases the stability of the back of the hand, is pushing away the polarization in saw action so as to increase whole handsaw.Further, crack
Piece 36 could be arranged to multiple in actual production, and such as three, four fingers have three cracks, and crack piece 36 is put into
In these three finger cracks, clamp for finger, further increase skid resistance.
Common physical work is different from, during handsaw cuts, the physical fitness requirement to user is very big, and here is basic
On, user still will hold handsaw using a part of strength, which further adds physical demandss.And work as and be short of physical strength
When, the unstable phenomenon of hand shaking or positioning not only occurs, the uneven situation with damaged products in saw face just occurs, more dangerous
It is that if slipping out of the hand, sawtooth can hurt oneself, with certain potential safety hazard.So the major design of the technical program is to increase
Plus the tightness and stability of hand, especially the back of the hand and finger part, on the one hand it is not easily tied after long working,
On the other hand being not easy skating increases safety.
Steady back piece 34 is comprising the main back of the body 341 being connected on the back of the hand contact part 32 and positioned at the curved bag in 341 both sides of the main back of the body
Wing 342 is wrapped up in, by gradually 33 direction of stopper is drawn close upwards away from 341 directions of the main back of the body, main back of the body outside on 341 is convexly equipped with the back of the body to parcel wing 342
Gu bar 35.
User's the back of the hand is close in 341 parts of the main back of the body, wraps up the handss that wing 342 then wraps user from both sides, further increases handss
The stress of back portion is consolidated.The solid bar 35 of the back of the body is filled on the main back of the body 341 and user's the back of the hand, has both increased stability, increases comfort again
With degree of being close to.
The solid bar 35 of the back of the body is provided with the rib block 351 being made up and for rubbing with the back of the hand of elastomeric material.Crack piece 36 is three.
Evagination arc rib 361 is convexly equipped with outside on crack piece 36, and outer convex arc rib is used for and finger is contradicted.Outer convex arc rib 361 is outwardly, user
After holding, this part is contradicted with the inside of the finger pulp loss for bending, and is fitted soft, and finger stability is higher.
As the preferred of the present invention, link slot 11 on saw frame 1, is offered, saw blade 2 is in link slot 11.Saw blade 2 is pacified
It is mounted in link slot 11, the difference that user can be as requested carry out demolition and replacement to saw blade, convenient and swift.Saw blade 2 includes
Insert plate 21 and sawtooth 23, insert plate 21 are embedded in link slot 11.Insert plate 21 is provided with multiple locking pieces 24, locking
Part 24 includes the bullet seat 241 being made up of elastomeric material and the button column 242 being located on bullet seat 241, has and button column 242 on link slot 11
The location hole of cooperation.
Insert plate 21 is installed in link slot 11, and locking piece 24 just carries out maintenance to the position of 2 relative saw frame 1 of saw blade, detains
Post 242 enters location hole under the elastic force of bullet seat 241.In true production, location hole and button column 242 are multiple, and polarization is strong,
Saw blade 2 is not in loose shift during saw is pushed away for a long time, it is to avoid reduce work efficiency.
Saw blade 2 includes the body 22 being connected with insert plate 21, and sawtooth 23 is connected on body 22, and sawtooth 23 is sawed comprising rough sawn
Tooth 231 and jig saw sawtooth 232, the close sawtooth in rough sawn sawtooth 231 of the sawtooth arrangement of jig saw sawtooth 232 are arranged.Jig saw sawtooth 232
Compared with rough sawn sawtooth 231 closer to lever 3.
The part of rough sawn sawtooth 231 is suitable for needs and is cut energetically, and the situation of section, jig saw sawtooth 232 are appropriate to
Fine cut, or the situation of small-bore shallow section, jig saw sawtooth 232 are arranged on afterbody, i.e., closer to the position of user's handss, with
The handss of user, with the distance of lever 3 closer to the degree that becomes more meticulous of operation is higher.
Claims (10)
1. a kind of stable operation handsaw, comprising saw frame(1), be arranged on saw frame(1)On saw blade(2)And with the saw frame(1)Even
The lever for connecing(3), it is characterised in that:The lever(3)Comprising with saw frame(1)The connecting portion of connection(31), and the connecting portion
(31)Connection, into curve, and the back of the hand contact part for contradicting with operator's the back of the hand(32)And with the back of the hand contact part(32)
The upper stopper of connection(33), the upper stopper(33)Press away from the back of the hand contact part(32)Direction gradually inclines upward;Institute
State the back of the hand contact part(32)It is provided with for fixing the steady back piece of the back of the hand(34), the upper stopper(33)It is provided with for entering to start with
Between finger, gap is so as to increasing the crack piece of finger stability(36).
2. a kind of stable operation handsaw according to claim 1, it is characterised in that:The steady back piece(34)Comprising being connected to
The back of the hand contact part(32)On the main back of the body(341)Be located at the main back of the body(341)The curved parcel wing in both sides(342), institute
State parcel wing(342)Press away from the main back of the body(341)Direction is gradually to the upper stopper(33)Direction is drawn close, the main back of the body
(341)Upper outer being convexly equipped with carries on the back solid bar(35).
3. a kind of stable operation handsaw according to claim 2, it is characterised in that:The back of the body consolidates bar(35)It is provided with by bullet
Property material is made and the rib block for being rubbed with the back of the hand(351).
4. a kind of stable operation handsaw according to claim 1, it is characterised in that:The crack piece(36)For three.
5. a kind of stable operation handsaw according to claim 1, it is characterised in that:The crack piece(36)It is convexly equipped with outside upper
Outer convex arc rib(361), the outer convex arc rib be used for and finger contradict.
6. a kind of stable operation handsaw according to claim 1, it is characterised in that:The saw frame(1)On offer connection
Groove(11), the saw blade(2)It is arranged on the link slot(11)In.
7. a kind of stable operation handsaw according to claim 6, it is characterised in that:The saw blade(2)Comprising insert plate
(21)And sawtooth(23), the insert plate(21)It is embedded in and is arranged on the link slot(11)In.
8. a kind of stable operation handsaw according to claim 7, it is characterised in that:The insert plate(21)It is provided with multiple
Locking piece(24), the locking piece(24)Comprising the bullet seat being made up of elastomeric material(241)Be located at the bullet seat(241)On
Button column(242), the link slot(11)On have and the button column(242)The location hole of cooperation.
9. a kind of stable operation handsaw according to claim 8, it is characterised in that:The saw blade(2)Comprising embedding with described
Enter plate(21)The body of connection(22), the sawtooth(23)It is connected to the body(22)On, the sawtooth(23)Comprising rough sawn
Sawtooth(231)With jig saw sawtooth(232), the jig saw sawtooth(232)Sawtooth arrangement close in the rough sawn sawtooth(231)Saw
Tooth row cloth.
10. a kind of stable operation handsaw according to claim 9, it is characterised in that:The jig saw sawtooth(232)More described
Rough sawn sawtooth(231)Closer to the lever(3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611011868.7A CN106493428B (en) | 2016-11-17 | 2016-11-17 | A kind of stable operation handsaw |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611011868.7A CN106493428B (en) | 2016-11-17 | 2016-11-17 | A kind of stable operation handsaw |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106493428A true CN106493428A (en) | 2017-03-15 |
CN106493428B CN106493428B (en) | 2018-04-13 |
Family
ID=58324745
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611011868.7A Active CN106493428B (en) | 2016-11-17 | 2016-11-17 | A kind of stable operation handsaw |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106493428B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2058358U (en) * | 1989-08-24 | 1990-06-20 | 庞达 | Hacksaw adjustable in angle |
CN2298086Y (en) * | 1997-01-22 | 1998-11-25 | 朱德明 | Taper type hand hacksaw |
US20050252007A1 (en) * | 2004-05-13 | 2005-11-17 | Critelli James M | Handsaw with blade storage and auxiliary blade |
CN2801354Y (en) * | 2005-05-26 | 2006-08-02 | 邬贤波 | Hand saw |
CN206153675U (en) * | 2016-11-17 | 2017-05-10 | 湖州峰霞五金贸易有限公司 | Handsaw is stabilized in operation |
-
2016
- 2016-11-17 CN CN201611011868.7A patent/CN106493428B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2058358U (en) * | 1989-08-24 | 1990-06-20 | 庞达 | Hacksaw adjustable in angle |
CN2298086Y (en) * | 1997-01-22 | 1998-11-25 | 朱德明 | Taper type hand hacksaw |
US20050252007A1 (en) * | 2004-05-13 | 2005-11-17 | Critelli James M | Handsaw with blade storage and auxiliary blade |
CN2801354Y (en) * | 2005-05-26 | 2006-08-02 | 邬贤波 | Hand saw |
CN206153675U (en) * | 2016-11-17 | 2017-05-10 | 湖州峰霞五金贸易有限公司 | Handsaw is stabilized in operation |
Also Published As
Publication number | Publication date |
---|---|
CN106493428B (en) | 2018-04-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE456989T1 (en) | HAND MACHINE TOOL WITH A BAR HANDLE | |
CN206153675U (en) | Handsaw is stabilized in operation | |
MX2010006194A (en) | Device and method for connecting ribbons. | |
CN201217233Y (en) | Sawmill grip feed mechanism | |
CN106493428A (en) | A kind of stable operation handsaw | |
CN107363909A (en) | A kind of reciprocating timber cutting equipment | |
CN206343708U (en) | A kind of stable handsaw of stress optimization | |
CN206201117U (en) | One kind cleaning handsaw | |
CN206455762U (en) | A kind of Novel clean handsaw | |
CN206273447U (en) | The efficient handsaw of one kind operation | |
CN207027746U (en) | A kind of woodworking machinery feed arrangement | |
CN106624146A (en) | Stress-optimized stable handsaw | |
CN204194667U (en) | A kind of reinforced bar cutting machine | |
CN206286653U (en) | A kind of durable highly efficient handsaw | |
CN208341900U (en) | A kind of novel handcraft saw being convenient for carrying | |
CN206967753U (en) | A kind of fixing device for rock cutter | |
CN209223290U (en) | A kind of arc panel saw | |
CN106426416B (en) | A kind of cleaning handsaw | |
CN206455761U (en) | A kind of durable balance handsaw | |
US8850939B2 (en) | Straight edge guide | |
CN106392184B (en) | A kind of efficient handsaw of operation | |
CN106625893A (en) | Novel cleaning hand saw | |
CN106624147B (en) | A kind of durable highly efficient handsaw | |
CN205386658U (en) | Old and useless panel edge saw | |
CN205415370U (en) | Modified tonger |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190312 Address after: 210000 No. 42 Tiancheng Road, Binjiang Development Zone, Jiangning District, Nanjing City, Jiangsu Province Patentee after: Nanjing min Jay mechanical and Electrical Equipment Co., Ltd. Address before: 313000 No. 88 Zhongxing Road, Donglin Town, Wuxing District, Huzhou City, Zhejiang Province Patentee before: Huzhou Feng Feng Hardware Trading Co., Ltd. |