CN106424933A - Reciprocating saw - Google Patents

Reciprocating saw Download PDF

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Publication number
CN106424933A
CN106424933A CN201510475774.4A CN201510475774A CN106424933A CN 106424933 A CN106424933 A CN 106424933A CN 201510475774 A CN201510475774 A CN 201510475774A CN 106424933 A CN106424933 A CN 106424933A
Authority
CN
China
Prior art keywords
reciprocating
motor
driving gear
symmetrical plane
handle portion
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
Application number
CN201510475774.4A
Other languages
Chinese (zh)
Other versions
CN106424933B (en
Inventor
仲克穷
魏淦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Chervon Industry Co Ltd
Original Assignee
Nanjing Chervon Industry Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nanjing Chervon Industry Co Ltd filed Critical Nanjing Chervon Industry Co Ltd
Priority to CN201510475774.4A priority Critical patent/CN106424933B/en
Priority to DE202016103905.3U priority patent/DE202016103905U1/en
Publication of CN106424933A publication Critical patent/CN106424933A/en
Application granted granted Critical
Publication of CN106424933B publication Critical patent/CN106424933B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23DPLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D49/00Machines or devices for sawing with straight reciprocating saw blades, e.g. hacksaws
    • B23D49/10Hand-held or hand-operated sawing devices with straight saw blades
    • B23D49/16Hand-held or hand-operated sawing devices with straight saw blades actuated by electric or magnetic power or prime movers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23DPLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D51/00Sawing 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
    • B23D51/16Sawing 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 drives or feed mechanisms for straight tools, e.g. saw blades, or bows
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23DPLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D49/00Machines or devices for sawing with straight reciprocating saw blades, e.g. hacksaws
    • B23D49/003Machines or devices for sawing with straight reciprocating saw blades, e.g. hacksaws having a plurality of saw blades or saw blades having plural cutting zones
    • B23D49/006Machines or devices for sawing with straight reciprocating saw blades, e.g. hacksaws having a plurality of saw blades or saw blades having plural cutting zones with contiguous, oppositely reciprocating saw blades

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sawing (AREA)
  • Toys (AREA)

Abstract

The invention discloses a reciprocating saw. The reciprocating saw comprises a motor, reciprocating rods, an impact part, a driven gear and a drive gear, wherein the motor comprises a rotor; the reciprocating rods are used for mounting a saw blade; the impact part is used for driving the reciprocating rods; the driven gear is used for driving the impact part; the drive gear can synchronously rotate along with the rotor of the motor; the driven gear is matched with the drive gear; and the motor and the drive gear are respectively arranged on the two sides of the reciprocating rods. The reciprocating saw has the advantages that the balance of the weight of the entire machine is good, and the operation hand feeling is good.

Description

Reciprocating sow
Technical field
The present invention relates to a kind of reciprocating sow is and in particular to a kind of battery bag of high output voltage and its charger.
Background technology
Reciprocating sow is a kind of cutting tool, is moved back and forth by Motor drive reciprocating lever, saw blade is attached to reciprocating lever, follows reciprocating lever reciprocating motion and realizes cutting function.
Reciprocating sow is a kind of hand-held tool, needs the hand-held reciprocating sow of hand or hands when user is using reciprocating sow, and the balance of therefore its main screw lift is particularly important.User operation feel difference will be brought to be easy to fatigue and the low problem of cutting accuracy when the balance difference of main screw lift.
Content of the invention
A kind of reciprocating sow, including:Motor, reciprocating lever, impulse member, driven gear and driving gear.Motor includes rotor, and reciprocating lever is used for installing saw blade, and impulse member is used for driving reciprocating member, and driven gear is used for driving impulse member, and driving gear can be with rotor synchronous axial system.Driven gear constitutes cooperation with driving gear.Motor and driving gear are separately positioned on the both sides of reciprocating lever.
Further, motor and driving gear are separately positioned on the both sides of impulse member.
Further, the number of reciprocating lever is 2, and impulse member includes:Two impact portion and connecting portion.Two impact portion are used for driving respectively two reciprocating levers;Connecting portion is arranged on, between two impact portion, they is connected as an entirety;Motor and driving gear are separately positioned on the both sides of connecting portion.
Further, reciprocating sow also includes the housing for accommodating motor;Housing includes handle portion.Handle portion definition has first symmetrical plane;Handle is symmetrical with regard to this first symmetrical plane.
Further, motor and driving gear are separately positioned on the both sides of the first symmetrical plane.
Further, motor and driven gear are separately positioned on the both sides of the first symmetrical plane.
Further, the direction that handle portion extends substantially tilts to intersect with impulse member vibration-direction.
Further, the pivot center of driving gear is perpendicular to the first symmetrical plane of handle portion.The pivot center of rotor is perpendicular to the first symmetrical plane of handle portion and impulse member vibration-direction.
Further, reciprocating sow also includes battery bag.One the second symmetrical plane of battery package definition;Battery bag is symmetrical with regard to the second symmetrical plane;And battery bag can be bound to handle portion along tilting to intersect with handle portion and parallel to the direction of the second symmetrical plane;
Motor and driving gear are separately positioned on the both sides of the second symmetrical plane.
Further, reciprocating sow also includes battery bag.Battery bag can be bound to handle portion along tilting, with handle portion, the direction intersected;Motor and driving gear are separately positioned on the both sides of battery bag center of gravity.
Brief description
Fig. 1 show the schematic diagram of a preferred embodiment of the present invention;
Fig. 2 show the part-structure explosive view of the reciprocating sow in Fig. 1;
The reciprocating sow that Fig. 3 show in Fig. 1 removes the structural representation after housing;
The reciprocating sow that Fig. 4 show in Fig. 1 removes the structural representation after partial shell.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is made with specific introduction.
Shown in Figure 1, reciprocating sow 100 includes housing 10, motor 20, battery bag 30.
Housing 10 as reciprocating sow 100 important composition its each several part is combined into one.Housing 10 accommodates motor 20.Housing 10 is also formed with handle portion 11, and user grips handle portion 11 and reciprocating sow 100 is operated.Battery bag 30 connects to housing 10, provides the energy for motor 20.In general, battery bag 30 can also be installed on the housing 10 using dismountable mode to be fixed on using fixing non-removable mode in housing 10, detachably refer to that user is detachable, that is, user does not need to can achieve the replacing of battery bag 30 by instrument.As preferred, as shown in figure 1, battery bag 30 is detachably mounted on housing 10.When the electricity of battery bag 30 is used up, user does not need interruption of work to be charged, and the battery bag 30 that only need to more renew can work on.
Fig. 2 is the part-structure explosive view after removing partial shell 10, as shown in Fig. 2 reciprocating sow 100 also includes saw blade 70, reciprocating lever 40, impulse member 50, driving gear 61 and driven gear 62.
Saw blade 70 moves back and forth the cutting realized to cutting workpiece, and reciprocating lever 40 is used for installing saw blade 70, and specifically, saw blade 70 is connected to reciprocating lever 40 by dismountable mode.Impulse member 50 is used for driving reciprocating member, so that reciprocating lever 40 is moved back and forth.Driven gear 62 is used for driving impulse member 50;Driving gear 61 can be with motor 20 rotor 21 synchronous axial system;Driven gear 62 constitutes cooperation with driving gear 61;Motor 20 includes rotor 21, and rotor 21 rotates output power.Under the driving of motor 20, driving gear 61 drives the rotation of the driven gear 62 constituting cooperation with driving gear 61 with motor 20 rotor 21 synchronous axial system.Driven gear 62 drives impulse member 50 to move, specifically, impulse member 50 rotary motion.Impulse member 50 drives reciprocal drive reciprocating lever 40 to move, i.e. the rotary motion of impulse member 50 drives the reciprocating motion of reciprocating lever 40, and cutting function is realized in saw blade 70 reciprocating motion that further band is dynamically connected to reciprocating lever 40.
In general, reciprocating sow 100 includes gear-box 60.Traditional reciprocating sow 100 structure, motor 20 and gear-box 60 is arranged at the homonymy of the saw blade 70 of reciprocating sow 100.It necessarily causes the weight of side to be more than opposite side.And reciprocating sow 100 is as a kind of hand-held tool, in the course of the work, hand-held reciprocating sow 100 carries out Job Operations to user for a long time.Traditional reciprocating sow 100 structure, the weight of its saw blade 70 side is more than opposite side, and main screw lift is uneven, and user is when gripping the handle portion 11 of reciprocating sow 100, the side of heavier-weight can be prone to the rotation to side, makes cutting accuracy reduce user operation feel poor.
In order to solve equilibrium problem, realize a more comfortable stable operation sense.As a kind of preferred mode, as shown in figure 3, gear-box 60 and motor 20 are separately positioned on the both sides of reciprocating sow 100 saw blade 70.Specifically, gear-box 60 includes gear box casing 63, and gear box casing 63 accommodates driving gear 61 and driven gear 62.Motor 20 and driving gear 61 are separately positioned on the both sides of reciprocating lever 40.
Generally, for traditional reciprocating sow 100 structure, usual motor 20 drives driving gear 61, and driving gear 61 drives impulse member 50, is then impinge upon part 50 and drives reciprocating lever 40 to move back and forth.Motor 20, driving gear 61 and impulse member 50 are successively set on the side of saw blade 70.I.e. driving gear 61 is arranged on motor 20 and the side of impulse member 50.The balance of its main screw lift is poor.As a kind of preferred mode, specifically, motor 20 and driving gear 61 are separately positioned on the both sides of impulse member 50.
In general, conventional reciprocating saw 100 adopts the structure of single saw blade 70, its cutting efficiency is relatively low.In order to improve cutting efficiency, as a kind of preferred mode, as shown in Fig. 2 reciprocating sow 100 is using the structure of double saw blades.The quantity of reciprocating lever 40 is 2, and reciprocating lever 40 includes reciprocating lever 40a and reciprocating lever 40b.Two reciprocating levers 40a, 40b connect two different saw blade 70a, 70b respectively, and reciprocating lever 40a connects saw blade 70a, and reciprocating lever 40b connects saw blade 70b.Impulse member 50 includes connecting portion 52 and two impact portion 51a, 51b, and connecting portion 52 is arranged on, between two impact portion 51a, 51b, they is connected as an entirety;Two impact portion 51a, 51b drive two reciprocating levers 40a, 40b respectively.Connecting portion 52 is located substantially at the center of reciprocating sow 100, and motor 20 and driving gear 61 are separately positioned on the both sides of connecting portion 52.
In order to user's gripping is comfortable, handle portion 11 is set to substantially symmetric structure.As shown in figure 4, handle portion 11 definition has a first symmetrical plane S1.Handle portion 11 is symmetrical with regard to this first symmetrical plane S1.
Specifically, motor 20 and driving gear 61 are separately positioned on the both sides of the first symmetrical plane S1.
User is hold by one hand handle portion 11, the arrangement of motor 20 and driving gear 61, makes the weight substantial equilibrium of the first symmetrical plane S1 both sides.The imbalance of handle portion 11 both sides caused because of motor 20 weight using the weight of the weight balancing motor 20 of driving gear 61, reduction.The use of impact user.
More specifically, motor 20 heavier-weight for the weight of driving gear 61.Driving gear 61 is not enough to the adverse effect that complete equipilibrium motor 20 weight is brought.For the weight of further balance motor 20, driven gear 62 is arranged on the homonymy of driving gear 61.I.e. motor 20 and driven gear 62 are separately positioned on the both sides of the first symmetrical plane S1.
It is convenient to grip for user, and operation is comfortable.As shown in figure 1, the direction that handle portion 11 extends substantially tilts to intersect with impulse member 50 vibration-direction.
In general, for gripping the direction of reciprocating sow 100 with user, motor 20 can be arranged on the top of reciprocating sow 100, and that is, the pivot center of motor 20 rotor 21 is parallel with the first symmetrical plane S1 direction of handle portion 11.Motor 20 is located at the top of reciprocating sow 100, will block the sight line of user in user operation.As a kind of preferred mode, motor 20 is arranged at the side of reciprocating sow 100.I.e. the pivot center of motor 20 rotor 21 is perpendicular to the first symmetrical plane S1 of handle portion 11 and impulse member 50 vibration-direction.The pivot center of driving gear 61 is perpendicular to the first symmetrical plane S1 of handle portion 11.
Further, as shown in figure 1, battery bag 30 is attached to the handle portion 11 of reciprocating sow 100.As shown in figure 4, battery bag 30 defines a second symmetrical plane S2.Battery bag 30 is symmetrical with regard to the second symmetrical plane S2.As a kind of preferred mode, the first symmetrical plane S1 of handle portion 11 and the second symmetrical plane S2 of battery bag 30 is same plane.
In order to balance the weight of whole machine, motor 20 and battery bag 30 are separately positioned on the both sides of handle portion 11, specifically, motor 20 and battery bag 30 be arranged at handle portion 11 before and after both sides.Battery bag 30 can be bound to handle portion 11 along tilting to intersect with handle portion 11 and parallel to the direction of the second symmetrical plane S2;Motor 20 and driving gear 61 are separately positioned on the both sides of the second symmetrical plane S2.Battery bag 30 can be bound to handle portion 11 along tilting, with handle portion 11, the direction intersected.Motor 20 and driving gear 61 are separately positioned on the both sides of battery bag 30 center of gravity.Specifically, the vertical plane of pivot axis being defined through the center of gravity of battery bag 30 and the rotor 21 of motor vertical 20 is plane S3.Motor 20 and driving gear 61 are separately positioned on the both sides of plane S3.
Specifically, as shown in Figure 4, as preferred mode, center of gravity G of battery bag 30 is located in the first symmetrical plane S1 of handle portion 11 or the second symmetrical plane S2 of battery bag 30, and that is, plane S3 and the first symmetrical plane S1 are same plane or are same plane with the second symmetrical plane S2.As preferred mode, as shown in figure 4, plane S3 and the first symmetrical plane S1 and the second symmetrical plane S2 are same plane.The setting of center of gravity G of battery bag 30, improves the balance of main screw lift.Further as preferably, driven gear 62 and motor 20 are separately positioned on the both sides of battery bag 30 center of gravity.
The basic principles, principal features and advantages of the present invention have been shown and described above.It should be understood by those skilled in the art that, the invention is not limited in any way for above-described embodiment, all technical schemes being obtained by the way of equivalent or equivalent transformation, all falls within protection scope of the present invention.

Claims (10)

1. a kind of reciprocating sow, including:
Motor, including rotor;
Reciprocating lever, for installing saw blade;
Impulse member, for driving described reciprocating member;
Driven gear, for driving described impulse member;
Driving gear, can be with described rotor synchronous axial system;
Wherein,
Described driven gear constitutes cooperation with described driving gear;
Described motor and described driving gear are separately positioned on the both sides of described reciprocating lever.
2. reciprocating sow according to claim 1 it is characterised in that
Described motor and described driving gear are separately positioned on the both sides of described impulse member.
3. reciprocating sow according to claim 1 it is characterised in that
The number of described reciprocating lever is 2,
Described impulse member includes:
Two impact portion, for driving two described reciprocating levers respectively;
Connecting portion, is arranged on, between two described impact portion, they is connected as an entirety;
Described motor and described driving gear are separately positioned on the both sides of described connecting portion.
4. reciprocating sow according to claim 1 it is characterised in that
Also include:
Housing, for accommodating described motor;
Described housing includes:
Handle portion, definition has first symmetrical plane;
Described handle is symmetrical with regard to this first symmetrical plane.
5. reciprocating sow according to claim 4 it is characterised in that
Described motor and described driving gear are separately positioned on the both sides of described first symmetrical plane.
6. reciprocating sow according to claim 4 it is characterised in that
Described motor and described driven gear are separately positioned on the both sides of described first symmetrical plane.
7. the reciprocating sow as described in claim 4 to 6 any one it is characterised in that
The direction that described handle portion extends substantially tilts to intersect with described impulse member vibration-direction.
8. the reciprocating sow as described in claim 4 to 6 any one it is characterised in that
The pivot center of described driving gear is perpendicular to the first symmetrical plane of described handle portion;
The pivot center of described rotor is perpendicular to the first symmetrical plane of described handle portion and described impulse member vibration-direction.
9. reciprocating sow according to claim 1 it is characterised in that
Also include:
Battery bag, defines second symmetrical plane;
Described battery bag is symmetrical with regard to described second symmetrical plane;
And described battery bag can be bound to described handle portion along tilting to intersect with described handle portion and parallel to the direction of described second symmetrical plane;
Described motor and described driving gear are separately positioned on the both sides of described second symmetrical plane.
10. reciprocating sow according to claim 1 it is characterised in that
Also include:
Battery bag, can be bound to described handle portion along tilting, with described handle portion, the direction intersected;
Described motor and described driving gear are separately positioned on the both sides of described battery bag center of gravity.
CN201510475774.4A 2015-08-06 2015-08-06 Reciprocating saw Expired - Fee Related CN106424933B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201510475774.4A CN106424933B (en) 2015-08-06 2015-08-06 Reciprocating saw
DE202016103905.3U DE202016103905U1 (en) 2015-08-06 2016-07-19 reciprocating saw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510475774.4A CN106424933B (en) 2015-08-06 2015-08-06 Reciprocating saw

Publications (2)

Publication Number Publication Date
CN106424933A true CN106424933A (en) 2017-02-22
CN106424933B CN106424933B (en) 2018-06-19

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Family Applications (1)

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DE (1) DE202016103905U1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019134682A1 (en) * 2018-01-05 2019-07-11 Tti (Macao Commercial Offshore) Limited Reciprocating saw
WO2020024095A1 (en) * 2018-07-30 2020-02-06 Tti (Macao Commercial Offshore) Limited A power tool

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4145811A (en) * 1977-10-31 1979-03-27 Jarvis Products Corporation Reciprocating saw
CN1205664A (en) * 1995-12-19 1999-01-20 罗伯特-博希股份公司 Electric hand tool machine
CN202824851U (en) * 2012-09-05 2013-03-27 宁波黑松工具有限公司 Electric reciprocating saw
CN203254010U (en) * 2013-04-08 2013-10-30 宁波伊司达工具有限公司 Electric reciprocating saw
CN203664824U (en) * 2013-12-24 2014-06-25 宁波天和电动工具有限公司 Reciprocating saw
CN104400115A (en) * 2014-05-22 2015-03-11 宁波黑松工具有限公司 Double-saw-blade reciprocating saw
CN204234892U (en) * 2013-06-06 2015-04-01 米沃奇电动工具公司 Electric tool

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4145811A (en) * 1977-10-31 1979-03-27 Jarvis Products Corporation Reciprocating saw
CN1205664A (en) * 1995-12-19 1999-01-20 罗伯特-博希股份公司 Electric hand tool machine
CN202824851U (en) * 2012-09-05 2013-03-27 宁波黑松工具有限公司 Electric reciprocating saw
CN203254010U (en) * 2013-04-08 2013-10-30 宁波伊司达工具有限公司 Electric reciprocating saw
CN204234892U (en) * 2013-06-06 2015-04-01 米沃奇电动工具公司 Electric tool
CN203664824U (en) * 2013-12-24 2014-06-25 宁波天和电动工具有限公司 Reciprocating saw
CN104400115A (en) * 2014-05-22 2015-03-11 宁波黑松工具有限公司 Double-saw-blade reciprocating saw

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019134682A1 (en) * 2018-01-05 2019-07-11 Tti (Macao Commercial Offshore) Limited Reciprocating saw
WO2020024095A1 (en) * 2018-07-30 2020-02-06 Tti (Macao Commercial Offshore) Limited A power tool

Also Published As

Publication number Publication date
CN106424933B (en) 2018-06-19
DE202016103905U1 (en) 2016-08-09

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Granted publication date: 20180619

Termination date: 20210806