CN203726448U - Quick-mounted work head of multipurpose tool - Google Patents
Quick-mounted work head of multipurpose tool Download PDFInfo
- Publication number
- CN203726448U CN203726448U CN201420023582.0U CN201420023582U CN203726448U CN 203726448 U CN203726448 U CN 203726448U CN 201420023582 U CN201420023582 U CN 201420023582U CN 203726448 U CN203726448 U CN 203726448U
- Authority
- CN
- China
- Prior art keywords
- working head
- multipurpose tool
- fast
- assembling
- fixing hole
- 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.)
- Expired - Fee Related
Links
Landscapes
- Milling Processes (AREA)
Abstract
The utility model relates to a quick-mounted work head of a multipurpose tool. The work head is good in rigidity, a fixing unit and a function end are arranged on the quick-mounted work head, the fixing unit is used for fixing the multipurpose tool, the function end is integrated with the fixing unit or is in linkage with the fixing unit to form an integrated part, a fixing hole is formed in the fixing unit of the quick-mounted work head, a plugging hole which can be axially plugged with an outer flange of the first multipurpose tool and communicated with the fixing hole is formed in the fixing unit of the work head, the diameter of an inscribed circle of the plugging hole is larger than that of an inscribed circle of the fixing hole, a fixing piece of the outer flange of the multipurpose tool can radially pass through the plugging hole to enter a channel of the fixing hole, the fixing hole of the quick-mounted work head is closed, and the quick-mounted work head can be rapidly mounted on the first multipurpose tool.
Description
Technical field
The utility model relates to a kind of fast-assembling working head of multipurpose tool, particularly all fast-assembling working heads of good multipurpose tool of a kind of versatility and practicality.Multipurpose tool is to be invented by German overtone company (FEIN), and overtone company is referred to as the driven tool of vibrating in its patent documentation, and the U.S. is referred to as goose saw conventionally, and old China hand is referred to colloquially as multipurpose tool.
The fast-assembling working head of the multipurpose tool in the utility model refers on multipurpose tool can quick-replaceable working head, not only comprise and exempt to revolve the working head that tool fast-assembling multipurpose tool is used, and comprise that needs operations revolves tool, the loose flange of steady job head is separated with common multipurpose tool is incomplete, just can realize the working head that working head is changed.
" remaining silent " of the fixing hole of the fast-assembling working head in the utility model be corresponding with " opening " of the fixing hole of existing fast-assembling working head, is opening not." remaining silent " of fixing hole refers to that fixing hole and plug hole connect in conjunction with forming spatially the shape of sealing continuously, and fixing hole can be slotted and do not disconnected.
Background technology
Existing market multipurpose tool and working head thereof mainly contain:
FEIN multipurpose tool and working head thereof
The invisible lock multipurpose tool of FEIN, it is the multipurpose tool occurring the earliest, on the mounting flange of multipurpose tool, do not have the limit element of locking with work capitiform is set, the movable outward flange (diameter 25mm) of working head is fixed with friction mode with the screw (fixture) of M6.Must operate and revolve tool, unclamp screw (fixture), the movable outward flange of steady job head is separated completely from multipurpose tool, could change FEIN working head;
The common multipurpose tool of FEIN with shape lock, the mounting flange of multipurpose tool (CN01143111.3) is provided with 4 shapes limited block lock, with 15 ° of taperings that is crossing distribution, the movable outward flange (diameter 25mm) of working head is fixing with the screw (fixture) of M6, must unclamp screw (fixture), the movable outward flange of working head is separated completely from multipurpose tool, could change FEIN working head;
FEIN exempts to revolve tool fast-assembling multipurpose tool, limited block on its mounting flange is with identical with the common multipurpose tool of shape lock, movable outward flange (diameter 25mm), exempt to revolve tool fast realization activity outward flange separate with the quick of mounting flange, realize quick-replaceable FEIN working head;
FEIN multipurpose tool working head, on the fixed cell of working head (CN01143111.3), there is the circular fixing hole of a cross or eight stars or 12 stars or diameter 10mm, the fixing hole of FEIN multipurpose tool working head seals, and is not opening.
BOSCH multipurpose tool and working head thereof
The common multipurpose tool of BOSCH, taking model PMF180E multipurpose tool as representative (patent CN101663131A), on multipurpose tool mounting flange, being evenly equipped with 12 cross sections is oblong limited post, the movable outward flange (diameter 17.8mm) of working head is fixing with the screw (fixture) of M6, must operate and revolve tool, unclamp screw (fixture), the movable outward flange of working head is separated completely from multipurpose tool, could change BOSCH working head;
BOSCH exempts to revolve tool fast-assembling multipurpose tool, limited post on its mounting flange is identical with the common multipurpose tool of BOSCH, BOSCH exempts to revolve tool fast-assembling multipurpose tool and fixes working head by having movable outward flange back taper, can opening and closing two halves structure, exempts to revolve tool and realizes quick-replaceable BOSCH working head;
BOSCH multipurpose tool working head (patent CN101663131A), on the fixed cell of working head, there is a diameter to be about the fixing hole of 10mm, fixing hole be evenly equipped with outward 12 with BOSCH multipurpose tool mounting flange (inner flange) on the corresponding rectangular opening of long round section (vacancy section) of limited post, wherein the fixing hole of BOSCH multipurpose tool working head seals, and is not opening.
DREMEL multipurpose tool and working head thereof
The common multipurpose tool of DREMEL, taking MULTI-MAX multipurpose tool as representative, on multipurpose tool mounting flange, having 11 uniform cross sections is oblong limited post (1 of vacancy in addition), the movable outward flange (diameter 15mm) of working head is fixing with the screw (fixture) of M6, must operate and revolve tool, unclamp screw (fixture), the movable outward flange of working head is not exclusively separated from multipurpose tool, just can utilize the opening of DREMEL working head to realize quick-replaceable DREMEL working head;
DREMEL exempts to revolve tool fast-assembling multipurpose tool, limited post on its mounting flange is identical with the common multipurpose tool of DREMEL, the movable outward flange that DREMEL exempts to revolve tool fast-assembling back taper (large footpath is 11.2mm) for multipurpose tool fixes working head, the wherein fixed bar of movable outward flange (fixture) the bar about 5mm in footpath, exempt to revolve tool realization activity outward flange and mounting flange deciliter, just can utilize the opening of DREMEL working head to realize quick-replaceable DREMEL working head;
DREMEL multipurpose tool working head, on the fixed cell of working head, there is a diameter to be about the fixing hole of 10mm, fixing hole is provided with an opening, fixing hole be evenly equipped with outward 12 with the corresponding rectangular opening of long round section (vacancy section) of the limited post of BOSCH multipurpose tool, 3 rectangle vacancy sections are wherein contained by opening, DREMEL exempts to revolve the fixed bar (fixture) of the movable outward flange of tool fast-assembling multipurpose tool and the hold-down screw (fixture) of the movable outward flange of the common multipurpose tool of DREMEL can radially pass through the opening of DREMEL working head, enter into the fixing hole of working head.The fixing hole of DREMEL working head is communicated with the space outerpace of working head, do not seal, and be opening.
Stanley multipurpose tool and working head thereof
Stanley exempts to revolve tool fast-assembling multipurpose tool (patent CN20219785U), on its mounting flange, there are 8 conical limited posts, and with 30 ° along circumferential (in addition vacancy 4) spaced apart, the mounting flange diameter that Stanley exempts to revolve tool fast-assembling multipurpose tool is 27mm, fixed bar (fixture) the bar footpath of mounting flange (outward flange) is 11mm, exempt to revolve tool realize fixing outward flange and movable inner flange deciliter, the opening of recycling working head, realizes quick-replaceable Stanley working head;
Stanley multipurpose tool working head (patent CN20219785U), on working head, there are 12 circular vacancy sections at 30 °, circumferential interval, 3 circular vacancy sections are wherein contained by the opening of working head, the fixed bar (fixture) of mounting flange can radially pass through the opening of Stanley working head, enters into the fixing hole of working head.The fixing hole of Stanley working head and its space outerpace are communicated with, and are openings.
TCH (Zhejiang Te Changheng Industrial Co., Ltd.) multipurpose tool and working head thereof
The common multipurpose tool of TCH, on multipurpose tool mounting flange, be evenly equipped with 4 or 6 columniform limited posts, the movable outward flange of diameter 17.8mm is fixing with the screw (fixture) of M6, or the movable outward flange of diameter 26mm is fixing with the screw (fixture) of M8.Must operate and revolve tool, unclamp screw (fixture), the movable outward flange of steady job head not separated completely from multipurpose tool, just energy quick-replaceable TCH fast-assembling working head;
TCH exempts to revolve tool fast-assembling multipurpose tool, on its mounting flange, there are 6 conical limited posts, and with the distribution of 60 °, circumferential interval, the movable outward flange diameter that TCH exempts to revolve tool fast-assembling multipurpose tool is 26m, fixed bar (fixture) the bar footpath of movable outward flange is 11mm, exempt to revolve tool just can realize mounting flange and movable inner flange deciliter, realize quick-replaceable TCH working head;
TCH fast-assembling working head, on working head, there are 12 circular vacancy sections at 30 °, circumferential interval, wherein 3 circular vacancy sections are contained by opening, TCH exempts to revolve the fixed bar (fixture) of the movable outward flange of tool fast-assembling multipurpose tool and the hold-down screw (fixture) of the movable outward flange of the common multipurpose tool of TCH can radially pass through the opening of TCH fast-assembling working head, enters into the fixing hole of working head.Wherein, the fixing hole of TCH fast-assembling working head and the space outerpace of working head are communicated with and do not seal, and are openings.
ROCKWELL multipurpose tool and working head thereof
The common multipurpose tool of ROCKWELL, multipurpose tool mounting flange is provided with orthohexagonal limited block, the movable outward flange (diameter 25mm) of working head is fixing with the screw (fixture) of M6, must operate and revolve tool, unclamp screw (fixture), realization activity outward flange separates with mounting flange, and the movable outward flange of steady job head is not exclusively separated from multipurpose tool, just can change ROCKWELL fast-assembling working head;
ROCKWELL fast-assembling working head, on working head, have one with ROCKWELL multipurpose tool mounting flange on the suitable fixing hole of orthohexagonal limited block, this fixing hole is to be communicated with the space outerpace of working head, do not seal, be opening.The hold-down screw (fixture) of the movable outward flange of ROCKWELL multipurpose tool can radially pass through the opening of ROCKWELL fast-assembling working head, enters into the fixing hole position of working head, realizes fast-assembling.
Limited post on above-mentioned multipurpose tool mounting flange and position and the size of limited block, in the existing narration of the patent documentations such as CN201120531659.1, CN201210186187.X, CN201210437997.8 and CN20110459567.1, narrate no longer one by one at this.
The fixing hole of the prior art not multipurpose tool working head of opening can only exempt to revolve tool fast-assembling multipurpose tool or BOSCH exempts to revolve the function that realizes Quick-mounting working head on tool fast-assembling multipurpose tool at FEIN, and can not exempt to revolve fast-assembling or installation on tool fast-assembling multipurpose tool at DREML, Stanley, TCH etc., therefore the versatility of this working head is very poor.
The fast-assembling working head with the multipurpose tool of fixing hole opening can not only exempt to revolve fast-assembling on tool fast-assembling multipurpose tool, and can exempt to revolve that tool fast-assembling multipurpose tool (common multipurpose tool) is upper realizes " loose flange of steady job head is not exclusively separated with on common multipurpose tool, realize quick-replaceable working head " non-.So, the research of the fast-assembling working head of general good multipurpose tool also becomes the hot technology of this area, Patents also arises at the historic moment, as Chinese patent CN201120531659.1, CN201210186187.X, CN201210437997.8 and CN20110459567.1 etc., the versatility of the fast-assembling working head of these prior art schemes is better, but the fixing hole of these fast-assembling working heads is all opening.
The structure of this opening, can reduce the rigidity of working head fixed cell greatly, makes the fixed cell of working head yielding.In working head manufacture process, what rigidity was poor can be in punching press at goods, heat treatment, surface treatment, even gross distortion deforms in the processes such as transport and stacking, make the flatness variation of working head, the fixing hole of working head and the machining accuracy of vacancy section are reduced, affect coordinating of the fixing hole of working head and vacancy section and multipurpose tool, make working head mounting or dismounting difficulty or reduce the contact area coordinating, make the fixing hole of working head and the limit element of vacancy section and multipurpose tool (limited post or limited block) easy to wear, reduce working life and the operating efficiency of working head and multipurpose tool, thereby improve manufacturing cost and the use cost of working head.
BOSCH exempts to revolve movable outward flange that tool fast-assembling multipurpose tool or DREMEL exempt to revolve tool fast-assembling multipurpose tool in the time gripping working head, movable outward flange is subject to the axial force that multipurpose tool applies it, taper activity outward flange can produce normal pressure to the fixing hole of working head, because movable outward flange is back taper, the cone angle smaller (30 °) of movable outward flange, therefore this normal pressure can not only produce the axial thrust load that is adjacent to mounting flange to working head, and can produce larger radial tension to the fixing hole of working head, make the fixed position generation gross distortion of the working head of opening, the fixing hole of further deterioration working head and vacancy section coordinate with multipurpose tool, accelerate the wearing and tearing of the fixing hole of working head and the limit element of vacancy section and multipurpose tool (limited post or limited block), further reduce working life and the operating efficiency of working head and multipurpose tool.Limited block on the common multipurpose tool mounting flange of FEIN with shape lock is with 15 ° of taperings, also can produce larger radial tension to the fixing hole of working head, make the fixed position generation gross distortion of the working head of opening, worsen coordinating of limited block on the fixing inner flange of fixing hole and multipurpose tool of working head, the wearing and tearing of the quickening fixing hole of working head and the limited block of multipurpose tool.
It is all conical that Stanley exempts to revolve the limited post that tool fast-assembling multipurpose tool and TCH exempt to revolve on the mounting flange of tool fast-assembling multipurpose tool, FEIN locks 15 ° of taperings of limited block band on the fixing inner flange of common multipurpose tool with shape, between fast-assembling working head and mounting flange face, must leave certain gap.The pressure of the fixing hole of loose flange to working head, also can make the fixed position of the working head of opening deform, the fixing hole of deterioration working head and vacancy section coordinate with multipurpose tool, accelerate the wearing and tearing of the fixing hole of working head and the limit element of vacancy section and multipurpose tool (limited post or limited block), further reduce working life and the operating efficiency of working head and multipurpose tool.
The center of gravity of the fast-assembling working head of opening is larger to the distance at fixing hole center than the center of gravity of common working head to the distance at fixing hole center, the unbalancing value of the fast-assembling working head of opening is larger, therefore the vibration that operator is in use subject to is also larger, and the comfortableness of use is poor.
The fast-assembling working head of opening is in order to improve the rigidity of working head, meet the need of work of working head, often take the measure that increases material thickness to carry out reinforcement, will inevitably increase like this material consumption, increase the manufacturing cost of working head, increase the weight of working head, increase the unbalancing value of working head, therefore the vibration that operator is in use subject to also can be larger, and the comfortableness of operation is poorer; Increase the material thickness of working head, can greatly increase the work energy consumption of working head.
Summary of the invention
The purpose of this utility model is: under the prerequisite of fast-assembling function that ensures working head, low cost, low-carbon green ground solve the problem of the working head poor rigidity of existing fast-assembling.
Fast-assembling working head of the present utility model is achieved through the following technical solutions:
The fast-assembling working head of multipurpose tool, fast-assembling working head be provided with accept the fixing fixed cell of multipurpose tool and with fixed cell one or be connected into one function end, the fixed cell of fast-assembling working head is provided with fixing hole, the fixed cell of working head is provided with the inscribed circle diameter that inscribed circle diameter is greater than fixing hole, can axially plug the first multipurpose tool outward flange, plug hole with fixing hole perforation, the radially passage to fixing hole by plug hole of the fixture of the first purposes instrument outward flange, and the fixing hole of fast-assembling working head is remained silent, fast-assembling working head is just likely realized fast-assembling on the first multipurpose tool.
The function end of the fast-assembling working head of multipurpose tool can be sawing utensil or grinding tool or cutlery or polishing appliance.If working head is sawing utensil, can be to be with serrate sawing utensil, by configuring the material such as certain profile of tooth and material energy sawing timber, plastics and metal; Also can be the sawing utensil with hard material, by configuring the material such as carbide alloy or diamond particles energy sawing stone material and concrete of certain wear particle size and material; Also can be blade tool having definite shape and function etc.
The fixed cell of working head is provided with the plug hole connecting with fixing hole, the inscribed circle diameter in plug hole is greater than the inscribed circle diameter of fixing hole, in plug hole, can axially plug the outward flange of multipurpose tool, and the fixture of multipurpose tool outward flange can radially be passed through to the passage of fixing hole in plug hole, and working head can install on multipurpose tool soon.Plug hole should be more than or equal to the diameter of fixture corresponding site to the channel width of fixing hole, for example, channel width should be more than or equal to the bar footpath of fixture (as the screw portion of screw).
The utility model fast-assembling working head is by the creationary design of structure of working head and changes the mounting means of working head, realizes the fast-assembling function of working head.The mounting means of working head is specifically: first the outward flange of multipurpose tool is inserted into vertically in the plug hole of working head, to correct position, then by the radially passage to fixing hole by plug hole of the fixture of multipurpose tool outward flange, enter into the center of fixing hole, and adjust working head direction to correct position, then fastening outward flange, has just completed the installation of working head; Otherwise, just completed the dismounting of working head.The installation and removal of working head are all to complete in the case of the loose flange of multipurpose tool separates with multipurpose tool is incomplete, the more convenient fast-assembling function that just realizes working head.The not common multipurpose tool working head of opening of fixing hole of prior art relatively, the installation steps that the utility model fast-assembling working head can simplify working head realize fast-assembling, the movable outward flange of simultaneously corresponding multipurpose tool and screw (fixture) are also difficult for losing and damaging, and are also convenient to the design of the better multipurpose tool working head of versatility.The relatively existing non-fast-assembling working head of this fast-assembling working head has various advantages, has been described at patent documentations such as CN201120531659.1, CN201210186187.X, CN201210437997.8 and CN20110459567.1, narrates no longer one by one at this.
The fixing hole of the prior art not multipurpose tool working head of opening can only exempt to revolve tool fast-assembling multipurpose tool or BOSCH exempts to revolve the function that realizes Quick-mounting working head on tool fast-assembling multipurpose tool at FEIN, and can not be in various non-replacings that realize working head on tool fast-assembling multipurpose tool of exempting to revolve such as DREML, Stanley, TCH, therefore the versatility of the multipurpose tool working head of opening is not poor for existing this fixing hole.
Simultaneously, the fixing hole of the utility model fast-assembling working head is remained silent, so just can improve the rigidity of working head, reduce working head at goods in punching press, heat treatment, surface treatment, the distortion of the manufacture processes such as transport and stacking, improve the flatness of working head, improve the machining accuracy of working head, improve coordinating of the fixing hole of working head and vacancy section and multipurpose tool, be convenient to the mounting or dismounting of working head, increase the contact area coordinating, reduce the wearing and tearing of the fixing hole of working head and the limit element of vacancy section and multipurpose tool (limited post or limited block), improve working life and the operating efficiency of working head and multipurpose tool, thereby reduce manufacturing cost and the use cost of working head.
In fast-assembling working head of the present utility model, fixing hole often has larger size to function end, plug hole is arranged between fixing hole and function end conventionally, plug hole can not only alleviate the weight of working head, and can reduce the center of gravity of working head to the distance at fixing hole center, reduce the unbalancing value of this fast-assembling working head, and the unbalancing value of the fast-assembling working head of existing fixing hole opening is larger, therefore the vibration that operator is subject in this fast-assembling working head process of use is also smaller, and operation comfort is also relatively good.
The fixing hole of the fast-assembling working head of prior art is opening, and the function end of working head can only be in the azimuth design of non-opening, and the utilization rate of material is low; And the fixing hole of this fast-assembling working head is remained silent, the function end energy All-inclusive design of working head, flexible design as required, and the utilization rate of working head material is higher.
Fast-assembling working head of the present utility model (the fast-assembling working head of fixing hole opening relatively) can, with thinner material thickness, under the future of rigidity that ensures working head, meet the need of work of working head.So just reduce the consumption of material, reduce the manufacturing cost of working head, reduce the weight of working head, reduce the unbalancing value of working head, reduce the vibration of multipurpose tool, improve the working condition of the parts (especially moving component) in corresponding multipurpose tool, improve the working life of multipurpose tool; The vibration that operator is subject in the process of use multipurpose tool also can be less, also improved the comfort level of operation, is convenient to accurate operation and the long-time operation of multipurpose tool; Reduce the material thickness of fast-assembling working head, just can reduce the no-load power consumption of multipurpose tool band fast-assembling working head, as this fast-assembling working head, in order to be with serrate working head, (being with serrate working head is most representative working head in multipurpose tool, account for the more than 70% of multipurpose tool working head total sales volume), just can reduce the width of saw kerf, just can greatly reduce the power consumption of multipurpose tool, improve the operating efficiency of multipurpose tool.
Multipurpose tool is conventionally with the hunting of frequency of 5000～25000 revs/min, the vibration acceleration of multipurpose tool up to 20g (wherein, g is acceleration of gravity), the vibration meeting that all smaller the utility model fast-assembling working head is subject to of unbalancing value and weight is smaller, high frequency brinelling between the limit element (limited post or limited block) of the fixing hole of this fast-assembling working head and vacancy section and multipurpose tool also can be smaller, thereby improve the working life of working head and multipurpose tool.
The fixing hole of the utility model fast-assembling working head is in the time bearing the movable outward flange of back taper that similar DREMEL exempts to revolve tool fast-assembling multipurpose tool to its normal pressure, bear larger radial tension, the fixed position of the better working head of rigidity is difficult for occurring gross distortion, the fixing hole of working head and vacancy section can coordinate preferably with multipurpose tool, the limit element (limited post or limited block) of the fixing hole of working head and vacancy section and multipurpose tool is not easy to wear yet, so just can improve working life and the operating efficiency of working head and multipurpose tool.
The utility model fast-assembling working head is installed to similar Stanley while exempting to revolve on the mounting flange of tool fast-assembling multipurpose tool, because the limited post that Stanley exempts to revolve on tool fast-assembling multipurpose tool mounting flange is all conical, between fast-assembling working head and mounting flange face, must leave certain gap, the pressure at the fixing hole position of loose flange to working head, the fixing hole position of the utility model fast-assembling working head better and is hardly deformed because of rigidity, the fixing hole of working head and vacancy section can coordinate preferably with multipurpose tool, the limit element (limited post or limited block) of the fixing hole of working head and vacancy section and multipurpose tool is not easy to wear yet, improve working life and the operating efficiency of working head and multipurpose tool.
Therefore the working head tool of the relative prior art of fast-assembling working head of the technical program is had large improvement, and the technical program is that the those skilled in the art of the art are non-obvious.
The utility model can also be achieved through the following technical solutions further perfect:
The fixing hole of the fast-assembling working head of multipurpose tool go back outward circle be evenly equipped with the first multipurpose tool mounting flange on suitable at least four vacancy sections of limited post, and at least one vacancy section is wherein included in plug hole.This working head can at least four angle be installed on the mounting flange with corresponding first multipurpose tool of shape (multipurpose tool as common in TCH) of vacancy section, the vacancy section of working head both can make with the mounting flange of multipurpose tool on limited post play shape lock position-limiting action, also can make not with the mounting flange of multipurpose tool on limited post play shape lock position-limiting action, get greatly in the gap of the limited post on the vacancy section of working head and multipurpose tool mounting flange.
The fixing hole of the fast-assembling working head of multipurpose tool is provided with 12 circle spacings, 30 ° of uniform vacancy sections outward altogether, and at least seven vacancy sections are wherein located at outside plug hole, and at least two vacancy sections are wherein included in plug hole.This working head can 12 angles be installed on the mounting flange with corresponding first multipurpose tool of shape of vacancy section (multipurpose tool as common in BOSCH or the common multipurpose tool of DREMEL or DREMEL exempt from revolve tool fast-assembling multipurpose tool or the common multipurpose tool of TCH or TCH exempt to revolve tool fast-assembling multipurpose tool or Stanley exempts to revolve tool fast-assembling multipurpose tool or the common multipurpose tool of ROCKWELL), the vacancy section of working head both can make with the mounting flange of multipurpose tool on limited post play shape lock position-limiting action, also can make not with the mounting flange of multipurpose tool on limited post play shape lock position-limiting action, get greatly in the gap that is the limited post on vacancy section and the multipurpose tool mounting flange of working head.
Limited post on the vacancy section of the fast-assembling working head of multipurpose tool and the mounting flange of the second multipurpose tool is suitable, the plug hole of described working head can axially plug the outward flange of the second multipurpose tool, and the radially passage to fixing hole by plug hole of the fixture of the first purposes instrument outward flange, this working head can install on the mounting flange of the second multipurpose tool soon, so just improve the versatility of working head fast-assembling, expanded the function of working head.
Limited post on the vacancy section of the fast-assembling working head of multipurpose tool and the 3rd multipurpose tool mounting flange is suitable, the plug hole of described working head can axially plug the outward flange of the 3rd multipurpose tool, and the radially passage to fixing hole by plug hole of the fixture of the 3rd purposes instrument outward flange, this fast-assembling working head can install on the mounting flange of the 3rd multipurpose tool soon, so just further improve the versatility of working head fast-assembling, further expanded the function of working head.
Limited post on the vacancy section of the fast-assembling working head of multipurpose tool and the 4th multipurpose tool mounting flange is suitable, the plug hole of described working head can axially plug the outward flange of the 4th multipurpose tool, and the radially passage to fixing hole by plug hole of the fixture of four-function way instrument outward flange, this fast-assembling working head can install on the mounting flange of the 4th multipurpose tool soon, so just further improve the versatility of working head fast-assembling, further expanded the function of working head.
Limited post on the vacancy section of the fast-assembling working head of multipurpose tool and the 5th multipurpose tool mounting flange is suitable, the plug hole of described working head can axially plug the outward flange of the 5th multipurpose tool, and the radially passage to fixing hole by plug hole of the fixture of the 5th purposes instrument outward flange, this fast-assembling working head can install on the mounting flange of the 5th multipurpose tool soon, so just further improve the versatility of working head fast-assembling, further expanded the function of working head.
The fast-assembling working head of multipurpose tool is sheet type working head or the working head with the fixed cell of bending and forming.Sheet type working head utilizes fixing hole and the plug hole of the plane layout working head of working head, and the fixing hole of working head forms and remains silent in the plane with plug hole.And the fixing hole of the fast-assembling working head of prior art is opening, the function end of working head can only be in the azimuth design of non-opening, can only be designed to the sheet type working head (as large semicircle saw blade) of large semicircle, and cannot be designed to the sheet type working head of full circle, the utilization rate of material is low; And the fixing hole of this fast-assembling working head is remained silent, the function end energy All-inclusive design of working head, can not only be designed to the sheet type working head (as large semicircle saw blade) of large semicircle, and can be designed to the sheet type working head of full circle, flexible design as required, and the utilization rate of the sheet type working head material of full circle is higher.Have the working head of the fixed cell of bending and forming, sheet type working head has the larger scope of application relatively.The working head with the fixed cell of bending and forming not only can arrange fixing hole and the plug hole of working head on the mounting plane of working head, and the plug hole of working head can be set on the ruled surface at the bending and forming position of working head, expand the scope that arranges in the plug hole of working head.In the stamped process of working head, the profile of fixing hole, plug hole and the working head of working head can complete in stamping procedure, relatively there is the working head of the fixed cell of stretch forming, can simplify stamping procedure or mould structure, reduce the Meteorological of working head mould, be convenient to working head high accuracy, manufacture at low cost.
The dual-side in the plug hole of the fast-assembling working head of multipurpose tool can carry out shape locking action to the limited post at least one multipurpose tool mounting flange, also can not make shape lock position-limiting action, and the plug hole of working head does bigger.
The plug hole of the fast-assembling working head of multipurpose tool is located at the position near function end.The plug hole of this fast-assembling working head is arranged between fixing hole and function end conventionally, plug hole can not only alleviate the weight of working head, and the center of gravity of this working head is less to the distance at fixing hole center than the center of gravity of common working head to the distance at fixing hole center, the unbalancing value of this fast-assembling working head is smaller, be significantly smaller than the unbalancing value of the existing fast-assembling working head with opening, therefore the vibration that operator is in use subject to is also smaller, operation comfort is also relatively good, is convenient to accurate operation and the long-time operation of multipurpose tool.Be conducive to reduce the vibration of multipurpose tool, improve the working condition of the parts (especially moving component) in corresponding multipurpose tool, improve the working life of multipurpose tool moving component; Be conducive to reduce the high frequency brinelling of the fixing hole of working head and the limit element of vacancy section and multipurpose tool (limited post or limited block).
Positive six shape limited blocks on the suitable or multipurpose tool outward flange of four limited blocks on the fixing hole of the fast-assembling working head of multipurpose tool and multipurpose tool outward flange are suitable.Working head can be installed to that FEIN band shape is locked common multipurpose tool and FEIN exempts to revolve on tool fast-assembling multipurpose tool, maybe can be installed on the common multipurpose tool of ROCKWELL, has so just further improved the versatility of working head, further expands the function of working head.
The fast-assembling working head of multipurpose tool can install to soon Stanley multipurpose tool or the common multipurpose tool of BOSCH or the common multipurpose tool of DREMEL or the common multipurpose tool of TCH or TCH and exempt to revolve on tool fast-assembling multipurpose tool.
At least 1 vacancy section outside the plug hole of the fast-assembling working head of multipurpose tool and fixing hole connect or at least 2 adjacent vacancy sections connect, and can improve the globality of working head mould, are convenient to working head high accuracy, manufacture at low cost.
The fast-assembling working head of multipurpose tool is to be provided with plugging hole to form the sheet type working head of the second fixing hole of remaining silent and connecting, and the fixture of at least one multipurpose tool outward flange can radially be passed through to the passage of the second fixing hole in plug hole.The fast-assembling working head of multipurpose tool has the fixing hole of two fast-assemblings, is convenient to improve versatility and the operation comfort of working head.Plug hole, fixing hole and second fixing hole of working head all form the perforation of remaining silent, and can improve the globality of working head mould, are convenient to working head high accuracy, manufacture at low cost.
The fast-assembling working head of multipurpose tool is oval cutlery, and the cutlery of large semicircle of the relative prior art of oval cutlery and the cutlery of full circle can produce the cutlery with longer cutting edge length with less material, and the utilization rate of material is higher.The fast-assembling working head of this multipurpose tool also has the fixing hole of two fast-assemblings, can improve versatility and the operation comfort of working head, can design and have the fast-assembling working head that the amplitude of oscillation (pivot angle is certain) is larger, operating efficiency is higher.
Generally speaking, the good rigidly of the utility model fast-assembling working head, not yielding, tension ability is large; The accuracy of manufacture of fast-assembling working head is high, stock utilization is high, low cost of manufacture; The vibration of fast-assembling working head is little, operation comfort good; The operating efficiency of multipurpose tool and fast-assembling working head is high, long working life, use cost are low; The versatility of fast-assembling working head and mounting or dismounting are changed convenient all better.
Certain a part of shape in the fast-assembling working head of multipurpose tool is carried out to simple deformation, and those skilled in the art can realize in the industry, are accommodations of the present utility model and change badly, all belong to protection domain of the present utility model.
Brief description of the drawings
Fig. 1 is the front view of the utility model fast-assembling working head the first embodiment, function end wherein, to be with serrate sawing utensil to illustrate, illustrates the outward flange of the common multipurpose tool of DREMEL and the hold-down screw of outward flange (fixture) with dotted line in figure;
Fig. 2 is that figure cuts open in the longitudinal office of Fig. 1 fast-assembling working head while being assemblied on the common multipurpose tool of DREMEL, in figure, illustrates and illustrates respectively the outward flange of the common multipurpose tool of DREMEL, the hold-down screw of outward flange (fixture) and cylindricality limited post with dotted line;
Fig. 3 is the front view of DREMEL multipurpose tool working head, in figure, illustrates the outward flange of the common multipurpose tool of DREMEL, the hold-down screw of outward flange (fixture) and cylindricality limited post with dotted line;
The front view of the second embodiment example of Fig. 4 the utility model fast-assembling working head, illustrates the outward flange of the common multipurpose tool of BOSCH and the hold-down screw of outward flange (fixture) with dotted line in figure;
Fig. 5 is the front view of Stanley fast-assembling working head, in figure, illustrates the outward flange of Stanley multipurpose tool, fixture and the conical limit post of outward flange with dotted line;
The front view of the 3rd embodiment example of Fig. 6 the utility model fast-assembling working head, in figure, also illustrate outward flange and the conical limit post of Stanley multipurpose tool with dotted line, the TCH that also anticipates out exempt to revolve on the fixing inner flange of tool fast-assembling multipurpose tool conical limit post and the fixing inner flange of ROCKWELL multipurpose tool on orthohexagonal limited block;
Fig. 7 a is the front view of the 4th embodiment example of the utility model fast-assembling working head, in figure, illustrates that with dotted line the outward flange of BOSCH multipurpose tool and FEIN lock 4 limited blocks on the fixing inner flange of common multipurpose tool with shape;
Fig. 7 b is the left view of the utility model fast-assembling working head shown in Fig. 7 a;
Fig. 8 is the front view of the up-to-date multipurpose tool working head of DREMBL;
Fig. 9 a is the front view of the 5th embodiment example of the utility model fast-assembling working head, in figure, illustrates that with dotted line the outward flange of Stanley multipurpose tool and FEIN lock 4 limited blocks on the fixing inner flange of common multipurpose tool with shape;
Fig. 9 b is the left view of the utility model fast-assembling working head shown in Fig. 9 a;
Figure 10 is the front view of the 6th embodiment example of the utility model fast-assembling working head, illustrates the outward flange of Stanley multipurpose tool in figure with dotted line;
Figure 11 is the front view of the 7th embodiment example of the utility model fast-assembling working head, illustrates the outward flange of Stanley multipurpose tool in figure with dotted line;
For relatively convenient and understanding, the fast-assembling working head of Fig. 1, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 a, Fig. 8, Fig. 9 a and Figure 10 and Figure 11 all illustrates with 1.6: 1 equal proportions.
Detailed description of the invention
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
As shown in Figure 2: multipurpose tool (10) mounting flange moves with the little angle of revolution of 1.0～2 ° and the high-frequency of 5000～25000 times per minute around its axis (14).
On multipurpose tool (10) mounting flange in Fig. 2, be connected with the movable outward flange (13a) of steady job head (20), wherein, movable outward flange (13a) is fixing with screw (fixture 18), screw (13a) is fixed on mounting flange through the fixing hole (22) on the fixed cell (21) of working head (20), and multipurpose tool (10) mounting flange is provided with the little limited post (15) that plays shape lock position-limiting action with the vacancy section (25) of working head (20).Certainly the vacancy section (25) of working head (20) also can make not with the mounting flange of multipurpose tool on limited post play shape lock position-limiting action, get greatly in the gap of the limited post on the vacancy section of working head and multipurpose tool mounting flange.
Self-evident, can also working head (20) be connected with mounting flange with the fixture of other form.For example fix working head with the flange of elastic compression.
In Fig. 1, the fast-assembling working head (20) of multipurpose tool illustrates with large semicircle saw blade, working head (20) be provided with accept the fixing fixed cell of multipurpose tool (21) and with the serrate sawing function of being with of fixed cell one end (29), the fixed cell (21) of working head (20) is provided with fixing hole (22), also be provided with the plug hole (23a) connecting with fixing hole (22), the inscribed circle diameter (15mm) that wherein plugs hole (23a) is greater than the inscribed circle diameter (12mm) of fixing hole (22), in plug hole (23a), can axially plug the first multipurpose tool outward flange (13a), plug hole (23a) connects with fixing hole (22), fixing hole (22) is remained silent, plug hole (23a) is to the interior cross section that can radially pass through the screw portion of the hold-down screw (18) of the first multipurpose tool outward flange (13a) of passage (24) of fixing hole (22).Outer 12 circle spacings, the 30 ° of uniform vacancy sections (25) that are provided with altogether of fixing hole (22) of fast-assembling working head (20), nine vacancy sections are wherein located at outside plug hole, three vacancy sections are in addition included in plug hole, 12 angles of this working head energy install to soon the common multipurpose tool of DREMEL or DREMEL exempts to revolve on tool fast-assembling multipurpose tool, can install to soon on two kinds of multipurpose tools.
In Fig. 1, the fast-assembling working head (20) of multipurpose tool is by the structure of working head being carried out creatively and the mounting means that changes working head, realizes the fast-assembling function of working head.The mounting means of working head is specifically: first the outward flange of multipurpose tool (13a) is axially inserted in the plug hole (23a) of working head, to correct position, then the passage (24) fixture of multipurpose tool outward flange (13a) (18) radially being connected along plug hole (23a) and fixing hole (22), enter into the center of fixing hole (22), and adjust working head direction to correct position, then fastening outward flange, has just completed the installation of working head; Otherwise, just completed the dismounting of working head.The installation and removal of working head are all to complete in the case of the loose flange of multipurpose tool separates with multipurpose tool is incomplete, realize easily the fast-assembling function of working head.The not multipurpose tool working head of opening of fixing hole of prior art relatively, can reduce the installation steps of working head, corresponding non-movable outward flange and also difficult loss and damage of screw (fixture) of exempting to revolve tool fast-assembling multipurpose tool, is also convenient to design the better multipurpose tool working head of versatility.
The fast-assembling working head (20) of the multipurpose tool shown in Fig. 1 can be thought the optimization of patent CN201597020U technical scheme working head.Plug hole (23a) merges, expands optimization by three vacancy sections and forms, and in plug hole (23a), can axially plug the first multipurpose tool outward flange (13a); The passage (24) that plug hole (23a) and fixing hole (22) connect expands optimization by vacancy section and fixing hole (22) linkage section and forms, and can radially pass through the cross section of the screw portion of the hold-down screw (18) of the first multipurpose tool outward flange (13a) in passage (24).
Fig. 3 is the front view of DREMEL multipurpose tool working head, in figure, illustrate the outward flange of the common multipurpose tool of DREMEL, the hold-down screw of outward flange (fixture) and cylindricality limited post with dotted line, also illustrate the opening (27) on working head;
Comparison diagram 1 and Fig. 3 can know, the fast-assembling working head (20) of the multipurpose tool in Fig. 1 also can 12 angles install on the common multipurpose tool of DREMEL soon, the plug hole (23a) of the fast-assembling working head (20) of the multipurpose tool in Fig. 1 forms the structure of remaining silent, so just can greatly improve the rigidity of working head, reducing working head can be in punching press at goods, heat treatment, surface treatment, the distortion of the manufacture processes such as transport and stacking, improve the flatness of working head, improve the fixing hole of working head and the machining accuracy of vacancy section, improve coordinating of the fixing hole of working head and vacancy section and multipurpose tool, be convenient to working head mounting or dismounting, increase the contact area coordinating, reduce the wearing and tearing of the fixing hole of working head and the limit element of vacancy section and multipurpose tool (limited post or limited block), improve working life and the operating efficiency of working head and multipurpose tool, thereby reduce manufacturing cost and the use cost of working head.
The fixing hole of the fast-assembling working head shown in Fig. 1 is in the time bearing the movable outward flange of back taper that DREMEL exempts to revolve tool fast-assembling multipurpose tool to its normal pressure, can bear larger radial tension, and can there is not gross distortion, the fixing hole of working head and vacancy section can coordinate preferably with multipurpose tool, the limited post of the fixing hole of working head and vacancy section and multipurpose tool is not easy to wear yet, improves working life and the operating efficiency of working head and multipurpose tool.
In fast-assembling working head of the present utility model shown in Fig. 1, plug hole is arranged between fixing hole and function end, plug hole can not only alleviate the weight of working head, and can reduce the center of gravity of working head to the distance at fixing hole center, reduce the unbalancing value of this fast-assembling working head, therefore the vibration that operator is in use subject to is also smaller, and operation comfort is also relatively good.
Multipurpose tool conventionally with the hunting of frequency of 5000～25000 revs/min, the vibration acceleration of multipurpose tool is up to 20g (g is acceleration of gravity), the vibration meeting that all smaller the utility model working head is subject to of unbalancing value and weight is smaller, and the high frequency brinelling between the fixing hole of this fast-assembling working head and vacancy section and the limited post of multipurpose tool also can be smaller.
Can carry out following accommodation to the fast-assembling working head (20) shown in Fig. 1: fixing hole (22) is outer can not establish vacancy section, and working head can install on the invisible lock multipurpose tool of similar FEIN soon; Or rationally arrange on fixing hole (22), four limited blocks on the shape of fixing hole and multipurpose tool outward flange are suitable or suitable with the positive six shape limited blocks on multipurpose tool outward flange, be that working head can be installed to that FEIN band shape is locked common multipurpose tool and FEIN exempts to revolve on tool fast-assembling multipurpose tool, maybe can be installed on the common multipurpose tool of ROCKWELL; Fixing hole is outer can also only arrange four vacancy sections, and one of them vacancy section is included in plug hole, working head can four angles be installed on corresponding the first multipurpose tool of shape (multipurpose tool as common in TCH) with vacancy section; Size that will plug hole reduces (inscribed circle diameter is got 11.2～14.5mm), and plug can only plug DREMEL in hole exempts to revolve the movable outward flange of tool fast-assembling multipurpose tool, and working head can only install to soon DREMEL and exempt to revolve on tool fast-assembling multipurpose tool.
Fig. 4 is the optimization of Fig. 1, the long limit of the rectangular opening (vacancy section 25) of the fast-assembling working head (20) of the multipurpose tool shown in Fig. 1 is established more longerly, the vacancy section (25) of fast-assembling working head (20) can not only with the mounting flange of DREMEL multipurpose tool on limited post suitable, can also with the mounting flange of BOSCH multipurpose tool on limited post (15a) suitable; The plug hole (23b) of the fast-assembling working head (20) shown in Fig. 1 is established largerly, can axially plug the outward flange (13b) of the common multipurpose tool of BOSCH; Certainly the fixture of BOSCH multipurpose tool outward flange also can radially be passed through to the passage of fixing hole in plug hole, this working head can also install to the common multipurpose tool of BOSCH and BOSCH exempts to revolve on tool fast-assembling multipurpose tool soon, this working head can also be installed or install to soon on the common multipurpose tool of TCH, can install to soon four, on five kind of multipurpose tool, so just strengthen the function of working head fast-assembling.
The plug hole (23b) of the fast-assembling working head (20) shown in Fig. 4 is established largerly, just likely install to soon on the common multipurpose tool of TCH, (23b can play better loss of weight and subtract unbalancing value effect in plug hole, therefore the vibration that the fast-assembling working head (20) shown in Fig. 4 is in use subject to also can be less, and operation comfort also can be better.
Fig. 5 is the front view of Stanley fast-assembling large semicircle saw blade, in figure, illustrate the outward flange (13d) of Stanley multipurpose tool, fixture (18), conical limit post (15d) and the opening (27) of outward flange with dotted line, large semicircle saw blade diameter in Fig. 5 is 100mm, need the material thickness with thicker (0.8mm), the rigidity of guarantee working head.
Fast-assembling large semicircle saw blade in Fig. 6, the fixing hole (22) of fast-assembling working head can with the common multipurpose tool outward flange of ROCKWELL on positive six shape limited blocks (15e) suitable, there is the plug hole (23d) of a larger fast-assembling working head, in plug hole (23d), can axially plug the outward flange (13d) of Stanley multipurpose tool, plug hole (23d) also can axially plug the outward flange of other multipurpose tool certainly; The plug hole (23d) of fast-assembling working head is to passage (24) wider width of fixing hole (22), can radially pass through the fixture of the outward flange (13d) of Stanley multipurpose tool, certainly also can, by the fixture of the outward flange of other multipurpose tool, enter into fixing hole (22); The vacancy section (25) of fast-assembling working head (20) or fixing hole (22) can also be suitable with limited post (15) or the limited block of multiple multipurpose tool respectively; This fast-assembling working head (20) can install to that Stanley multipurpose tool, the common multipurpose tool of BOSCH, the outward flange of the common multipurpose tool of DREMEL, the common multipurpose tool of TCH, TCH exempt to revolve tool fast-assembling multipurpose tool, the common multipurpose tool of ROCKWELL, the common multipurpose tool of the invisible lock of FEIN, FEIN band shape locks common multipurpose tool and FEIN exempts to revolve on tool fast-assembling multipurpose tool soon, can install to soon more than five kinds on multipurpose tool, the versatility of working head is good.
Fast-assembling large semicircle saw blade in Fig. 6 has the plug hole of a larger fast-assembling working head, can play better loss of weight and subtract unbalancing value effect, therefore the vibration that the fast-assembling working head (20) shown in Fig. 6 is in use subject to also can be less, and operation comfort also can be better.
The diameter of the large semicircle saw blade in Fig. 6 is also 100mm, the fixing hole (22) of the fast-assembling working head (20) in Fig. 6 form remain silent structure, as long as with the material thickness of thinner (0.6mm), just can ensure the rigidity of working head.So just reduce the consumption of material, reduce the manufacturing cost of working head, reduce the weight of working head, reduce the unbalancing value of working head, reduce the vibration of multipurpose tool, also improve the working condition of the parts (especially moving component) in corresponding multipurpose tool, improve the working life of multipurpose tool; The vibration that operator is subject in the process of use multipurpose tool also can be less, also improved the comfort level of operation, is convenient to accurate operation and the long-time operation of multipurpose tool; Reduce the material thickness of fast-assembling working head, just can reduce the no-load power consumption of multipurpose tool band fast-assembling working head, this fast-assembling working head, for being with serrate working head, just can reduce the width of saw kerf, just can greatly reduce the sawing power consumption of multipurpose tool, improve the operating efficiency of multipurpose tool.
Fast-assembling working head in Fig. 6 is installed to Stanley when exempting to revolve tool fast-assembling multipurpose tool and TCH and exempting to revolve on tool fast-assembling multipurpose tool, because these limited posts of exempting to revolve on the mounting flange of tool fast-assembling multipurpose tool are all conical, between fast-assembling working head and mounting flange face, must leave certain gap, loose flange can apply larger clamp pressure to the fixing hole position of working head, the fixing hole position of this working head is because rigidity better and hardly deforms, the fixing hole of working head and vacancy section can coordinate preferably with multipurpose tool, the limited post of the fixing hole of working head or vacancy section and multipurpose tool or limited block are not easy to wear yet, improve working life and the operating efficiency of working head and multipurpose tool.
As shown in Figure 3 and Figure 5, the fixing hole of the fast-assembling working head of prior art is opening, and the function end of working head can only be in the azimuth design of non-opening, can only be designed to the working head (as large semicircle saw blade) of large semicircle, and cannot be designed to the working head of full circle, the utilization rate of material is low; As shown in Fig. 1, Fig. 4 and Fig. 6, the fixing hole of this fast-assembling working head is remained silent, the function end energy All-inclusive design of working head, can not only be designed to the working head (as large semicircle saw blade) of large semicircle, and can be designed to the working head of full circle, flexible design as required, and the utilization rate of full circle working head material is higher.
Fast-assembling working head shown in Fig. 7 a and Fig. 7 b and Fig. 8 go out is bending and forming saw blade, and the fixed cell of saw blade and tooth portion (function end) are integral by weld connection, are class working heads of consumption maximum.
Bending and forming saw blade (20) in Fig. 7 a and Fig. 7 b not only can arrange fixing hole (22) and the plug hole (23b) of working head on its mounting plane, and the plug hole (23b) of working head can be set on the ruled surface at its bending and forming position (21), expand the scope that arranges in the plug hole of working head.In the stamped process of working head, the fixing hole of working head, the profile of plug hole, vacancy section and working head can complete in stamping procedure, relatively there is the working head of the fixed cell of stretch forming, can simplify stamping procedure or mould structure, reduce the Meteorological of working head mould, be convenient to working head high accuracy, manufacture at low cost.The working head of the fixed cell of this bending and forming also has advantages of aforementioned fast-assembling working head.
The installing hole of the bending and forming saw blade (20) shown in Fig. 7 a is the improvement of the installing hole of the semicircle saw blade (20) shown in Fig. 4, increase the function being installed on FEIN multipurpose tool, can install to soon more than five kinds on multipurpose tool, the versatility of working head is good.
There is an opening at the bending and forming position (21) of the up-to-date bending and forming saw blade of the DREMEL shown in Fig. 8, therefore rigidity is poor, and the fixing hole of working head, plug hole, vacancy section dimension precision requirement are high, are therefore unfavorable for this working head high accuracy, manufacture at low cost.
Saw blade shown in Fig. 7 a and Fig. 8 can install on multiple multipurpose tool soon, and shown in Fig. 7 a, rigidity of saw blade is good, is convenient to working head high accuracy, manufactures at low cost; The plug hole of the fast-assembling working head of multipurpose tool is located at the position near function end.The plug hole of this fast-assembling working head is arranged between fixing hole and function end conventionally, plug hole can not only alleviate the weight of working head, the center of gravity of saw blade shown in Fig. 7 a is less to the distance at fixing hole center than the center of gravity of saw blade shown in Fig. 8 to the distance at fixing hole center, shown in Fig. 7 a, the unbalancing value of saw blade is smaller, be significantly smaller than the unbalancing value of saw blade shown in Fig. 8, therefore the vibration that operator is in use subject to is also smaller, operation comfort is also relatively good, is convenient to accurate operation and the long-time operation of multipurpose tool.Be conducive to reduce the vibration of multipurpose tool, improve the working condition of the parts (especially moving component) in corresponding multipurpose tool, improve the working life of multipurpose tool moving component; Be conducive to reduce the high frequency brinelling of the fixing hole of saw blade and the limit element of vacancy section and multipurpose tool (limited post or limited block).
Fast-assembling working head shown in Fig. 9 a and Fig. 9 b is bending and forming perching knife, formation of the fixed cell of perching knife and blade (function end).Bending and forming perching knife shown in Fig. 9 a and Fig. 9 b can not only pass through on its multiple multipurpose tool of plug hole fast-assembling, and can alleviate the weight of working head and the unbalancing value of minimizing perching knife.
Fast-assembling working head shown in Figure 10 is double end polishing file, on polishing file (20), there are two fixing holes (22a, 22b) that connect with plug hole (23d), on polishing file (20), there are two function ends (29a, 29b), share same plug hole (23d) fast-assembling, further improve the utilization rate of material.When polishing file is fixed on multipurpose tool with the first fixing hole (22a), while polishing work with the first function end (29a), plug hole (23d) and the second fixing hole (22a) can become lightening hole.The fast-assembling working head of multipurpose tool has the fixing hole of two fast-assemblings, is convenient to improve versatility and the operation comfort of working head.Plug hole, fixing hole and second fixing hole of working head all form the perforation of remaining silent, and can improve the globality of working head mould, are convenient to working head high accuracy, manufacture at low cost.
Fast-assembling working head shown in Figure 11 is oval saw, on oval saw (20), there are two fixing holes (22a, 22b) that connect with plug hole (23d), on oval saw (20), there are two function ends (29a, 29b), share same plug hole (23d) fast-assembling, further improve the utilization rate of material.When ellipse saw (20) is fixed on multipurpose tool with the first fixing hole (22a), during with the first function end (29a) work, plug hole (23d) and the second fixing hole (22a) can become lightening hole.
Stanley fast-assembling large semicircle saw blade shown in ellipse saw shown in contrast Figure 11 and Fig. 5, can know, ellipse shown in Figure 11 saw can produce the have longer tooth minister degree saw blade of (growing 20%) with material (approximately 90%) consumption still less, and stock utilization is high; First fixing hole (22a) of oval saw (20) is to the distance of the first function end (29a) longer (7% in length), and operating efficiency is higher; Weight and the unbalancing value of oval saw (20) are less, and the vibration that operator is in use subject to is also smaller, and operation comfort is also relatively good.
Positive six shape limited blocks on the suitable or multipurpose tool outward flange of four limited blocks on the fixing hole of the fast-assembling working head shown in Fig. 6, Fig. 7 a, Fig. 9 a, Figure 10 and Figure 11 and multipurpose tool outward flange are suitable, working head can be installed to that FEIN band shape is locked common multipurpose tool and FEIN exempts to revolve on tool fast-assembling multipurpose tool, maybe can be installed on the common multipurpose tool of ROCKWELL; Fast-assembling working head shown in Fig. 4, Fig. 6, Fig. 7 a, Fig. 9 a, Figure 10 and Figure 11 can install at least four kinds of multipurpose tools soon, the dual-side in the plug hole of working head can carry out shape locking action to the limited post at least one multipurpose tool mounting flange, also can not make shape lock position-limiting action, the plug hole of working head does bigger; At least 1 vacancy section outside the plug hole of the fast-assembling working head shown in Fig. 6, Fig. 7 a, Fig. 9 a, Figure 10 and Figure 11 and fixing hole connect or at least 2 adjacent vacancy sections connect, can improve the globality of working head mould, be convenient to working head high accuracy, manufacture at low cost.
Generally speaking, the tension of the utility model fast-assembling working head, good rigidly, not yielding; The accuracy of manufacture of fast-assembling working head is high, stock utilization is high, low cost of manufacture; The vibration of fast-assembling working head is little, operation comfort good; The operating efficiency of multipurpose tool and fast-assembling working head is high, long working life, use cost are low; The versatility of fast-assembling working head and mounting or dismounting are changed convenient all better.
Certain a part of shape in the fast-assembling working head of multipurpose tool is carried out to simple deformation, and those skilled in the art can realize in the industry, are accommodations of the present utility model and change badly, belong to protection domain of the present utility model.
Claims (15)
1. the fast-assembling working head of multipurpose tool, fast-assembling working head be provided with accept the fixing fixed cell of multipurpose tool and with fixed cell one or connect all-in-one-piece function end, fixed cell is provided with fixing hole, it is characterized in that: the fixed cell of described working head is provided with the inscribed circle diameter that inscribed circle diameter is greater than fixing hole, can axially plug the first multipurpose tool outward flange, plug hole with fixing hole perforation, the radially passage to fixing hole by plug hole of the fixture of the first multipurpose tool outward flange, and the fixing hole of described fast-assembling working head is remained silent.
2. the fast-assembling working head of multipurpose tool according to claim 1, it is characterized in that: the fixing hole of described working head be also evenly distributed in outward with the first multipurpose tool mounting flange on suitable at least four vacancy sections of limited post, and at least one vacancy section is wherein included in plug hole.
3. the fast-assembling working head of multipurpose tool according to claim 2, it is characterized in that: the fixing hole of described working head is provided with 12 circle spacings, 30 ° of uniform vacancy sections outward altogether, at least seven vacancy sections are wherein located at outside plug hole, and at least two vacancy sections are wherein included in plug hole.
4. the fast-assembling working head of multipurpose tool according to claim 3, it is characterized in that: the vacancy section of described working head also with the mounting flange of the second multipurpose tool on limited post suitable, the plug hole of described working head can axially plug the outward flange of the second multipurpose tool, the radially passage to fixing hole by plug hole of the fixture of the second multipurpose tool outward flange.
5. the fast-assembling working head of multipurpose tool according to claim 4, it is characterized in that: the vacancy section of described working head also with the 3rd multipurpose tool mounting flange on limited post suitable, the plug hole of described working head can axially plug the outward flange of the 3rd multipurpose tool, the radially passage to fixing hole by plug hole of the fixture of the 3rd multipurpose tool outward flange.
6. the fast-assembling working head of multipurpose tool according to claim 5, it is characterized in that: the vacancy section of described working head also with the 4th multipurpose tool mounting flange on limited post suitable, the plug hole of described working head can axially plug the outward flange of the 4th multipurpose tool, the radially passage to fixing hole by plug hole of the fixture of the 4th multipurpose tool outward flange.
7. the fast-assembling working head of multipurpose tool according to claim 6, it is characterized in that: the vacancy section of described working head also with the 5th multipurpose tool mounting flange on limited post suitable, the plug hole of described working head can axially plug the outward flange of the 5th multipurpose tool, the radially passage to fixing hole by plug hole of the fixture of the 5th multipurpose tool outward flange.
8. according to the fast-assembling working head of the multipurpose tool described in claim 1 or 2 or 3 or 4 or 5 or 6 or 7, it is characterized in that: described working head is sheet type working head or the working head with the fixed cell of bending and forming.
9. according to the fast-assembling working head of the multipurpose tool described in claim 2 or 3 or 4 or 5 or 6 or 7, it is characterized in that: the dual-side in the plug hole of described working head can carry out shape locking action to the limited post at least one multipurpose tool mounting flange.
10. according to the fast-assembling working head of the multipurpose tool described in claim 1 or 2 or 3 or 4 or 5 or 6 or 7, it is characterized in that: the plug hole of described working head is located at the position near function end.
11. according to the fast-assembling working head of the multipurpose tool described in claim 1 or 2 or 3 or 4 or 5 or 6 or 7, it is characterized in that: the positive six shape limited blocks on the suitable or multipurpose tool outward flange of four limited blocks on the fixing hole of described working head and multipurpose tool outward flange are suitable.
12. according to the fast-assembling working head of the multipurpose tool described in claim 3 or 4 or 5 or 6 or 7, it is characterized in that: described working head can install to soon Stanley multipurpose tool or the common multipurpose tool of BOSCH or the common multipurpose tool of DREMEL or the common multipurpose tool of TCH or TCH and exempt to revolve on tool fast-assembling multipurpose tool.
13. according to the fast-assembling working head of the multipurpose tool described in claim 1 or 2 or 3 or 4 or 5 or 6 or 7, it is characterized in that: at least 1 vacancy section outside the plug hole of described working head and fixing hole connect or at least 2 adjacent vacancy sections connect.
14. according to the fast-assembling working head of the multipurpose tool described in claim 1 or 2 or 3 or 4 or 5 or 6 or 7, it is characterized in that: described working head is to be provided with plugging hole to form the sheet type working head of the second fixing hole of remaining silent and connecting, and the radially passage to the second fixing hole by plug hole of the fixture of at least one multipurpose tool outward flange.
The fast-assembling working head of 15. multipurpose tools according to claim 14, is characterized in that: described working head is oval cutlery.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420023582.0U CN203726448U (en) | 2014-01-06 | 2014-01-06 | Quick-mounted work head of multipurpose tool |
| PCT/CN2015/070135 WO2015101351A1 (en) | 2014-01-06 | 2015-01-06 | Quick-assembly working head of multi-use tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420023582.0U CN203726448U (en) | 2014-01-06 | 2014-01-06 | Quick-mounted work head of multipurpose tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203726448U true CN203726448U (en) | 2014-07-23 |
Family
ID=51196554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420023582.0U Expired - Fee Related CN203726448U (en) | 2014-01-06 | 2014-01-06 | Quick-mounted work head of multipurpose tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203726448U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104191419A (en) * | 2014-01-06 | 2014-12-10 | 蔡吕乾 | Rapid-mounting working head of multipurpose tool |
| WO2015101351A1 (en) * | 2014-01-06 | 2015-07-09 | 蔡吕乾 | Quick-assembly working head of multi-use tool |
| USD931069S1 (en) | 2019-05-03 | 2021-09-21 | Tti (Macao Commercial Offshore) Limited | Blade |
| US11738398B2 (en) | 2020-11-18 | 2023-08-29 | Milwaukee Electric Tool Corporation | Accessory for an oscillating power tool |
-
2014
- 2014-01-06 CN CN201420023582.0U patent/CN203726448U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104191419A (en) * | 2014-01-06 | 2014-12-10 | 蔡吕乾 | Rapid-mounting working head of multipurpose tool |
| WO2015101351A1 (en) * | 2014-01-06 | 2015-07-09 | 蔡吕乾 | Quick-assembly working head of multi-use tool |
| USD931069S1 (en) | 2019-05-03 | 2021-09-21 | Tti (Macao Commercial Offshore) Limited | Blade |
| USD1015098S1 (en) | 2019-05-03 | 2024-02-20 | Techtronic Power Tools Technology Limited | Blade |
| US11738398B2 (en) | 2020-11-18 | 2023-08-29 | Milwaukee Electric Tool Corporation | Accessory for an oscillating power tool |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203726448U (en) | Quick-mounted work head of multipurpose tool | |
| CN104191419A (en) | Rapid-mounting working head of multipurpose tool | |
| CN103894988A (en) | Quick-mounting working head for multipurpose tool | |
| US10850331B2 (en) | Cutting tool and method for machining annular groove | |
| CN203726450U (en) | Quickly-installed working head for multipurpose tools | |
| CN204735726U (en) | Single toothed belt of high -efficient compound indexable wheel forming tool | |
| CN202824774U (en) | Composite knife for drilling, grooving and shaving | |
| CN201505761U (en) | Separate milling cutter | |
| CN202781259U (en) | Beveling device | |
| CN202780100U (en) | Combination screw tap | |
| CN201235425Y (en) | Back scraping plane knife | |
| CN202555910U (en) | Reamer | |
| CN203831586U (en) | Substrate-reinforced saw blade | |
| CN202317198U (en) | Formed milling tool for machining holes | |
| CN202702197U (en) | Pendulous tool work head | |
| CN209792624U (en) | Hub vertical lathe rough machining conversion tool rest | |
| CN215545459U (en) | Take high adaptation swing saw of 7 font pilot holes | |
| CN204276957U (en) | The synchronous boring and milling device of circular shaft Double End | |
| CN206551268U (en) | Graphite boat inner side edge repairs face milling fixture | |
| CN204195716U (en) | Multifunctional electric vibratory tool coupling | |
| CN202984769U (en) | Hollow milling cutter | |
| KR101088393B1 (en) | Cutting body for pipe cutting device | |
| CN205009367U (en) | With cooperate utensil of on wooden furniture processing line strip of angle mill | |
| CN105618843A (en) | Disk rolling scissors | |
| CN204247985U (en) | Internal diameter groove cutter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 Termination date: 20190106 |