CN104708606A - Multifunctional tool and rapid replacement structure thereof - Google Patents
Multifunctional tool and rapid replacement structure thereof Download PDFInfo
- Publication number
- CN104708606A CN104708606A CN201510120755.XA CN201510120755A CN104708606A CN 104708606 A CN104708606 A CN 104708606A CN 201510120755 A CN201510120755 A CN 201510120755A CN 104708606 A CN104708606 A CN 104708606A
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- output shaft
- quick change
- briquetting
- change construction
- collet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F3/00—Associations of tools for different working operations with one portable power-drive means; Adapters therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping On Spindles (AREA)
- Drilling Tools (AREA)
- Clamps And Clips (AREA)
Abstract
The invention belongs to the technical field of electric tools in the machine industry, and particularly relates to a multifunctional tool and a rapid replacement structure thereof. The multifunctional tool can perform cutting, sanding and the like. The rapid replacement structure comprises an output shaft assembly. An elastic chuck capable of moving axially is arranged in the output shaft assembly. A locking shaft is arranged in the elastic chuck and driven by an elastic assembly to move axially in the elastic chuck, and then expansion opening and closing of the elastic chuck are achieved. According to a traditional replacement method, screws on a saw web and a triangular sand tray are completely detached, the saw web or the triangular sand tray is arranged in a sleeving mode, then the screws are screwed up through a hexagon wrench, consequently, replacement efficiency is low, the hexagon wrench is prone to being lost, and replacement can not be performed once the hexagon wrench is lost. By means of the multifunctional tool, it is not needed to fix the saw web with one screw, axial sliding of the output shaft assembly and a locking shaft assembly is controlled by rotating a knob at the head of the multifunctional tool, then the saw web is controlled to be loosened or clamped, and therefore rapid replacement is achieved.
Description
Technical field
The invention belongs to electric tool technical field in machinery industry, be specifically related to a kind ofly to carry out cutting, the multi-purpose tool of the various operation such as sand milling and quick change construction thereof.
Background technology
Multi-purpose tool can clamping woodworking saw blade, metal saw blade and triangle emery disc etc.Clamping woodworking saw blade or metal saw blade can carry out cutting processing on the metal material such as plank or aluminium alloy, and triangle emery disc is stained with sand paper can carry out sand milling, polishing on plank, plasterboard or metope.
Saw blade and triangle emery disc are arranged on the output shaft of multi-purpose tool, the output end face of output shaft there is circumferentially uniform small boss, small boss is used for the location of saw blade and triangle emery disc, and output shaft also has screwed hole, just can fix saw blade and triangle emery disc with die nut screw of screwing on.
Screw need be unloaded completely when changing saw blade and triangle emery disc, after putting triangle emery disc or saw blade, tighten screw with die nut again.Therefore change triangle emery disc and saw blade efficiency not high, and die nut is easily lost, and just cannot change after losing.
Summary of the invention
The technical problem to be solved in the present invention is: in order to multi-purpose tool in prior art changes the not high technical problem of saw blade efficiency, the invention provides one does not need to be screwed saw blade, the quick change construction of fast changeable, clamping saw blade and instrument thereof.
The technical solution adopted for the present invention to solve the technical problems is: a kind of quick change construction of multi-purpose tool, comprise output shaft assembly, the collet that can move axially is provided with in output shaft assembly, lock shaft is provided with in collet, described lock shaft drives its axially-movable in collet by elastic parts, thus realizes collet spreading with closed.Traditional replacing options is unloaded completely by the screw on saw blade and triangle emery disc, then put triangle emery disc or saw blade, then tighten screw with die nut, not only change efficiency not high, and die nut easily lost, just cannot change after losing.The present invention does not need to fix saw blade with a screw, controls sliding axially of output shaft assembly and lock shaft assembly, thus controls to unclamp or clamp saw blade, realize quick-replaceable function by the knob of rotary machine head.
Further, for the ease of structural design of the present invention, make collet and elastic parts can only do axial slip, and axial rotation can not be done, done following improvement: described output shaft assembly comprises the main output shaft of integrative-structure and auxiliary output shaft, the upper portion of auxiliary output shaft is in the lower end of main output shaft, and Lower Half external diameter is greater than the internal diameter of main output shaft, the internal diameter of main output shaft is unanimous between the higher and lower levels, the inwall of main output shaft also offers symmetrical longitudinal straight trough.
The concrete structure that collet can realize clamping is as follows: the annulus card that described collet has integrative-structure and the elastic claw be arranged on below annulus card, annulus card is consistent with the internal diameter of elastic claw, and all match with the outside diameter d of lock shaft, the outer ring of annulus card is symmetrically arranged with annulus chimb, annulus chimb can slide up and down in longitudinal straight trough, the bottom of elastic claw has elastic claw round platform rank, the external diameter on elastic claw round platform rank is slightly less than the internal diameter of auxiliary output shaft, is positioned at the outside of auxiliary output shaft.
Described elastic claw is made up of the circular arc body of two symmetrical shape, outline is column, the external diameter of its outline is slightly less than the internal diameter of auxiliary output shaft, and upper surface and the annulus card lower surface of two circular arc bodies are integrative-structure, two vertical slots of the gap-forming between two circular arc bodies.The internal diameter of above-mentioned elastic claw, external diameter are all its not softened state, i.e. contraction state.
The structure that elastic parts of the present invention is selected is as follows:
Comprise the fixing back-up ring be arranged in main output shaft, collet back-moving spring, lock shaft back-moving spring and circlip for hole, described fixing back-up ring is positioned at the top of circlip for hole and is arranged on the upper end of lock shaft, annulus card is positioned at the below of circlip for hole, described collet back-moving spring is sleeved on lock shaft, two ends respectively with the upper surface of annulus card and the lower surface plane contact of fixing back-up ring, described lock shaft back-moving spring is sleeved in the axis hole of main output shaft, two ends respectively with the upper surface plane contact of fixing back-up ring lower surface and circlip for hole.
Described elastic parts also comprises in main output shaft and is provided with briquetting, and be provided with cam and knob above briquetting, described knob is fixed by screws on cam, briquetting by knob and cam pressing on fixing back-up ring.Described cam has two spiral conical surfaces, its any one spiral conical surface rotates 180 ° and can overlap with another spiral conical surface, the bottom of the spiral conical surface has the circular arc chuck of indent, described briquetting comprises the briquetting annulus of integrative-structure, two briquetting boss and briquetting chimb, described briquetting boss is symmetricly set on the upper surface of briquetting annulus, the upper surface of briquetting boss is arc-shaped and the briquetting chimb that matches with circular arc chuck is symmetricly set on the outer ring of briquetting annulus and can slides up and down in longitudinal straight trough, the lower surface of described briquetting annulus is pressed on the upper surface of back-up ring.
In order to clamp lock shaft, locate, output shaft assembly is also provided with collet clamp assembly.
Clamp assembly is improved to further: the Lower Half of auxiliary output shaft offers at least two holes for clamping, described holes for clamping is symmetrical arranged, the axis of holes for clamping and the axis perpendicular of auxiliary output shaft, described collet clamp assembly comprises back-moving spring, reseting sleeve and is sleeved on auxiliary output shaft for blocking the fixed cover of holes for clamping, described reseting sleeve is arranged in holes for clamping, and back-moving spring is arranged in reseting sleeve.
As preferably, holes for clamping is two, and the plane A that the longitudinal center line of holes for clamping axis and two vertical slots is formed is perpendicular.
For the ease of the replacing of saw blade with fixing, bottom lock shaft down successively integrative-structure be provided with taper seat and lock shaft round platform rank, the external diameter of taper seat increases progressively from top to bottom, and the external diameter on lock shaft round platform rank is slightly larger than the maximum outside diameter of taper seat.
The quick change construction of multi-purpose tool also comprises saw blade, one end of saw blade offers the installing hole consistent with auxiliary output shaft internal diameter and some locating holes, described locating hole circumference is distributed on outside installing hole, and described auxiliary output shaft lower surface has some boss matched with locating hole.
Further, fixing for the ease of circlip for hole, offer circlip groove in described main output shaft, described circlip for hole is fixed in circlip groove.
Further, described collet back-moving spring, lock shaft back-moving spring and back-moving spring are stage clip.
Further, described fixing back-up ring is fixed on lock shaft by spring washer and nut.
Further, for the ease of installing, described output shaft assembly is also provided with upper bearing (metal) and lower bearing.
Further, in order to locate fixed cover, auxiliary output shaft being also provided with the axle-steel silk back-up ring for fixed cover location, being affixed on the lower end of fixed cover.
A kind of multi-purpose tool being provided with quick change construction described above, comprise casing, be provided with power part and mechanical transmission component in casing, described mechanical transmission component comprises quick change construction and shift fork, described shift fork is sleeved on main output shaft, and described shift fork is connected with power part.
The invention has the beneficial effects as follows, multi-purpose tool of the present invention and quick change construction thereof, compared with prior art, eliminate lock-screw and die nut, use collet locking saw blade, and compact conformation, simple to operate, pulling knob just can the installation and removal of saw blade easily, significantly improves operating efficiency.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the perspective view of the saw blade releasing orientation of the quick change construction of multi-purpose tool of the present invention.
Fig. 2 is the perspective view of the saw blade clamped condition of the quick change construction of multi-purpose tool of the present invention.
Fig. 3 is the structural representation of the releasing orientation of multi-purpose tool of the present invention.
Fig. 4 is the structural representation of the clamped condition of multi-purpose tool of the present invention.
Fig. 5 is the A-A profile in Fig. 4.
Fig. 6 is the B-B profile in Fig. 4.
Fig. 7 is that the output shaft of the quick change construction of multi-purpose tool of the present invention and circlip for hole stereochemical structure are illustrated.
Fig. 8 is the schematic diagram of plane A.
In figure: 1, auxiliary output shaft, 2, knob, 3, upper bearing (metal), 4, briquetting, 5, cam, 6, screw, 7, nut, 8, spring washer, 9, fixing back-up ring, 11, lock shaft reset bullet, 10, lock shaft, 12, shift fork, 13, collet back-moving spring, 14, main output shaft, 15, circlip for hole, 16, collet, 18, lower bearing, 19, fixed cover, 21, axle-steel silk back-up ring, 22, saw blade, 23, taper seat, 24, boss, 25, back-moving spring, 26, reseting sleeve, 27, holes for clamping, 29, longitudinal straight trough, 32, annulus chimb, 35, installing hole, 36, locating hole, 37, elastic claw round platform rank, 38, lock shaft round platform rank, 39, circlip groove, 40, vertical slot, 41, briquetting annulus, 42, briquetting boss, 43, briquetting chimb, 45, elastic claw, 46, annulus card, 50, casing, 51, the spiral conical surface, 52, circular arc chuck.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As shown in figures 1-8, it is the optimum embodiment of the present invention, the collet 16 that can move axially is provided with in the quick change construction output shaft assembly of multi-purpose tool, lock shaft 10 is provided with in collet 16, lock shaft 10 drives its axially-movable in collet 16 by elastic parts, thus realizes collet 16 spreading with closed.
Detailed construction is described as follows:
Output shaft assembly comprises main output shaft 14 and the auxiliary output shaft 1 of integrative-structure, the upper portion of auxiliary output shaft 1 is in the lower end of main output shaft 14, the internal diameter that Lower Half external diameter is greater than main output shaft 14 (does not exceed the external diameter of main output shaft 14, if be greater than external diameter, upper bearing (metal) and lower bearing and fixed cover cannot be installed on main output shaft), the internal diameter of main output shaft 14 is unanimous between the higher and lower levels, the inwall of main output shaft 14 also offers symmetrical longitudinal straight trough 29, output shaft assembly is also provided with upper bearing (metal) 3 and lower bearing 18.
The annulus card 46 that collet 16 has integrative-structure and the elastic claw 45 be arranged on below annulus card 46, annulus card 46 is consistent with the internal diameter of elastic claw 45, and all match with the outside diameter d of lock shaft 10, the outer ring of annulus card 46 is symmetrically arranged with annulus chimb 32, annulus chimb 32 can slide up and down in longitudinal straight trough 29, the bottom of elastic claw 45 has elastic claw round platform rank 37, the external diameter on elastic claw round platform rank 37 is slightly less than the internal diameter (for the ease of installing so be slightly less than the internal diameter of auxiliary output shaft 1) of auxiliary output shaft 1, is positioned at the outside of auxiliary output shaft 1.Elastic claw 45 is made up of the circular arc body of two symmetrical shape, outline is column, the external diameter of its outline is slightly less than the internal diameter of auxiliary output shaft 1, this degree be less than is as the criterion can make elastic claw 45 spreading or to strut certain angle, upper surface and annulus card 46 lower surface of two circular arc bodies are integrative-structure, two vertical slots 40 of the gap-forming between two circular arc bodies.
Elastic parts comprises the fixing back-up ring 9 be arranged in main output shaft 14, collet back-moving spring 13, the circlip for hole 15 of lock shaft back-moving spring 11 and ring-type, main output shaft 14 inner ring offers circlip groove 39, circlip for hole 15 is fixed in circlip groove 39, part evagination is outside at circlip groove 39, fixing back-up ring 9 is fixed on lock shaft 10 by spring washer 8 and nut 7, annulus card 46 is positioned at the below of circlip for hole 15, collet back-moving spring 13 is sleeved on lock shaft 10, two ends respectively with the upper surface of annulus card 46 and the lower surface plane contact of fixing back-up ring 9, lock shaft back-moving spring 11 is sleeved in the axis hole of main output shaft 14, two ends respectively with the upper surface plane contact of fixing back-up ring 9 lower surface and circlip for hole 15.
Elastic parts also comprises in main output shaft 14 and is provided with briquetting 4, and be provided with cam 5 and knob 2 above briquetting 4, knob 2 is fixed on cam 5 by screw 6, and briquetting 4 is pressed on fixing back-up ring 9 by knob 2 and cam 5.
Cam 5 has two spiral conical surfaces 51, its any one spiral conical surface 51 rotates 180 ° and can overlap with another spiral conical surface 51, the bottom of the spiral conical surface 51 has the circular arc chuck 52 of indent, briquetting 4 comprises the briquetting annulus 41 of integrative-structure, two briquetting boss 42 and briquetting chimb 43, described briquetting boss 42 is symmetricly set on the upper surface of briquetting annulus 41, the upper surface of briquetting boss 42 is arc-shaped and the briquetting chimb 43 that matches with circular arc chuck 52 is symmetricly set on the outer ring of briquetting annulus 41 and can slides up and down in longitudinal straight trough 29, the lower surface of briquetting annulus 41 is pressed on the upper surface of back-up ring 9.
Output shaft assembly is also provided with collet clamp assembly.The Lower Half of auxiliary output shaft 1 offers at least two holes for clamping 27, holes for clamping 27 is symmetrical arranged, the axis of holes for clamping 27 and the axis perpendicular of auxiliary output shaft 1, collet clamp assembly comprises back-moving spring 25, reseting sleeve 26 and is sleeved on auxiliary output shaft 1 for blocking the fixed cover 19 of holes for clamping 27, auxiliary output shaft 1 is also provided with the axle-steel silk back-up ring 21 of locating for fixed cover 19, is affixed on the lower end of fixed cover 19.Reseting sleeve 26 is arranged in holes for clamping 27, and back-moving spring 25 is arranged in reseting sleeve 26.When holes for clamping 27 is two, make reseting sleeve 26 withstand on the both sides of elastic claw 45 by the thrust of back-moving spring, compress elastic claw 45 thus clamping lock shaft 10, also can be set to multiple holes for clamping 27, be arranged symmetrically with as required.
Bottom lock shaft 10 down successively integrative-structure be provided with taper seat 23 and lock shaft round platform rank 38, the external diameter of taper seat 23 increases progressively from top to bottom, and the external diameter on lock shaft round platform rank 38 is slightly larger than the maximum outside diameter of taper seat 23.
Also comprise saw blade 22, one end of saw blade 22 offers the installing hole 35 consistent with auxiliary output shaft 1 internal diameter and some locating holes 36, locating hole circumference is distributed on outside installing hole 35, and auxiliary output shaft 1 lower surface has some boss 24 matched with locating hole 36.
Collet back-moving spring 13, lock shaft back-moving spring 11 and back-moving spring 25 are stage clip.
A kind of multi-purpose tool installing the quick change construction of the present embodiment, comprise casing 50, power part and mechanical transmission component is provided with in casing 50, described mechanical transmission component comprises quick change construction and shift fork 12, described shift fork 12 is sleeved on main output shaft 14, and described shift fork 12 is connected with power part.
The situation of the function that the present embodiment realizes is as follows:
Knob 2 is rotated counterclockwise on earth, cam 5 rotates under the drive of knob 2 simultaneously, two briquetting boss 42 on briquetting 4 pushed by two on cam 5 symmetrical spiral conical surfaces 51, promote briquetting 4 to move axially, briquetting 4 promotes the outwards movement of lock shaft assembly, and it is simultaneously outwards mobile that collet back-moving spring 13 promotes collet 16, and the elastic claw 45 of collet 16 inwardly shrinks under the effect of back-moving spring 25 and reseting sleeve 26, collet 16 is in contraction state, can unload or load onto saw blade;
When collet 16 is in contraction state, the locating hole 36 of saw blade 22 is sleeved on the boss 24 of auxiliary output shaft 1 lower surface, knob dextrorotation on earth, two on the cam 5 symmetrical spiral conical surfaces 51 are separated with two briquetting boss 42, lock shaft assembly moves inward reset under the effect of lock shaft back-moving spring 11, elastic claw 45 outside spreading under the acting in conjunction of the taper seat 23 of collet back-moving spring 13 and lock shaft 10, after elastic claw 45 spreading, collet 16 moves inward under the promotion on the lock shaft round platform rank 38 of lock shaft 10, the edge of the circular hole 35 on saw blade 22 is pushed down on elastic claw round platform rank 37 on collet 16, thus locking saw blade 22.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on description, must determine its technical scope according to right.
Claims (18)
1. the quick change construction of a multi-purpose tool, it is characterized in that: comprise output shaft assembly, the collet (16) that can move axially is provided with in output shaft assembly, lock shaft (10) is provided with in collet (16), described lock shaft (10) drives its axially-movable in collet (16) by elastic parts, thus realizes collet (16) spreading with closed.
2. the quick change construction of multi-purpose tool as claimed in claim 1, it is characterized in that: described output shaft assembly comprises main output shaft (14) and the auxiliary output shaft (1) of integrative-structure, the upper portion of auxiliary output shaft (1) is in the lower end of main output shaft (14), Lower Half external diameter is greater than the internal diameter of main output shaft (14), the internal diameter of main output shaft (14) is unanimous between the higher and lower levels, the inwall of main output shaft (14) also offers symmetrical longitudinal straight trough (29).
3. the quick change construction of multi-purpose tool as claimed in claim 2, it is characterized in that: described collet (16) has the annulus card (46) of integrative-structure and is arranged on the elastic claw (45) of annulus card (46) below, annulus card (46) is consistent with the internal diameter of elastic claw (45), and all match with the outside diameter d of lock shaft (10), the outer ring of annulus card (46) is symmetrically arranged with annulus chimb (32), annulus chimb (32) can slide up and down in longitudinal straight trough (29), the bottom of elastic claw (45) has elastic claw round platform rank (37), the external diameter on elastic claw round platform rank (37) is slightly less than the internal diameter of auxiliary output shaft (1), be positioned at the outside of auxiliary output shaft (1).
4. the quick change construction of multi-purpose tool as claimed in claim 3, it is characterized in that: described elastic claw (45) is made up of the circular arc body of two symmetrical shape, outline is column, the external diameter of its outline is slightly less than the internal diameter of auxiliary output shaft (1), upper surface and annulus card (46) lower surface of two circular arc bodies are integrative-structure, two vertical slots (40) of the gap-forming between two circular arc bodies.
5. the quick change construction of multi-purpose tool as claimed in claim 3, it is characterized in that: elastic parts comprises the fixing back-up ring (9) be arranged in main output shaft (14), collet back-moving spring (13), lock shaft back-moving spring (11) and circlip for hole (15)
Described fixing back-up ring (9) is positioned at the top of circlip for hole (15) and is arranged on the upper end of lock shaft (10), annulus card (46) is positioned at the below of circlip for hole (15), described collet back-moving spring (13) is sleeved on lock shaft (10), two ends respectively with the upper surface of annulus card (46) and the lower surface plane contact of fixing back-up ring (9), described lock shaft back-moving spring (11) is sleeved in the axis hole of main output shaft (14), two ends respectively with the upper surface plane contact of fixing back-up ring (9) lower surface and circlip for hole (15).
6. the quick change construction of multi-purpose tool as claimed in claim 4, it is characterized in that: described elastic parts also comprises in main output shaft (14) and is provided with briquetting (4), briquetting (4) top is provided with cam (5) and knob (2), described knob (2) is fixed on cam (5) by screw (6), and briquetting (4) is pressed on fixing back-up ring (9) by knob (2) and cam (5).
7. the quick change construction of multi-purpose tool as claimed in claim 6, it is characterized in that: described cam (5) has two spiral conical surfaces (51), its any one spiral conical surface (51) rotates 180 ° and can overlap with another spiral conical surface (51), the bottom of the spiral conical surface (51) has the circular arc chuck (52) of indent, described briquetting (4) comprises the briquetting annulus (41) of integrative-structure, two briquetting boss (42) and briquetting chimb (43), described briquetting boss (42) is symmetricly set on the upper surface of briquetting annulus (41), the upper surface of briquetting boss (42) is arc-shaped and the briquetting chimb (43) that matches with circular arc chuck (52) is symmetricly set on the outer ring of briquetting annulus (41) and can slides up and down in longitudinal straight trough (29), the lower surface of described briquetting annulus (41) is pressed on the upper surface of back-up ring (9).
8. the quick change construction of multi-purpose tool as claimed in claim 2, is characterized in that: described output shaft assembly is also provided with collet clamp assembly.
9. the quick change construction of multi-purpose tool as claimed in claim 8, it is characterized in that: the Lower Half of described auxiliary output shaft (1) offers at least two holes for clamping (27), described holes for clamping (27) is symmetrical arranged, the axis of holes for clamping (27) and the axis perpendicular of auxiliary output shaft (1), described collet clamp assembly comprises back-moving spring (25), reseting sleeve (26) and being sleeved on auxiliary output shaft (1) for blocking the fixed cover (19) of holes for clamping (27), described reseting sleeve (26) is arranged in holes for clamping (27), back-moving spring (25) is arranged in reseting sleeve (26).
10. the quick change construction of multi-purpose tool as claimed in claim 9, it is characterized in that: described holes for clamping (27) is two, the plane A that the longitudinal center line of holes for clamping (27) axis and two vertical slots (40) is formed is perpendicular.
The quick change construction of 11. multi-purpose tools as claimed in claim 1, it is characterized in that: described lock shaft (10) bottom down successively integrative-structure be provided with taper seat (23) and lock shaft round platform rank (38), the external diameter of taper seat (23) increases progressively from top to bottom, and the external diameter on lock shaft round platform rank (38) is slightly larger than the maximum outside diameter of taper seat (23).
The quick change construction of 12. multi-purpose tools as claimed in claim 2, it is characterized in that: also comprise saw blade (22), one end of saw blade (22) offers the installing hole (35) consistent with auxiliary output shaft (1) internal diameter and some locating holes (36), described locating hole circumference is distributed on installing hole (35) outward, described auxiliary output shaft (1) lower surface has some boss (24) matched with locating hole (36).
The quick change construction of 13. multi-purpose tools as claimed in claim 4, it is characterized in that: offer circlip groove (39) in described main output shaft (14), described circlip for hole (15) is fixed in circlip groove (39).
The quick change construction of 14. multi-purpose tools as claimed in claim 9, is characterized in that: described collet back-moving spring (13), lock shaft back-moving spring (11) and back-moving spring (25) are stage clip.
The quick change construction of 15. multi-purpose tools as claimed in claim 5, is characterized in that: described fixing back-up ring (9) is fixed on lock shaft (10) by spring washer (8) and nut (7).
The quick change construction of 16. multi-purpose tools as claimed in claim 1, is characterized in that: described output shaft assembly is also provided with upper bearing (metal) (3) and lower bearing (18).
The quick change construction of 17. multi-purpose tools as claimed in claim 9, it is characterized in that: described auxiliary output shaft (1) is also provided with the axle-steel silk back-up ring (21) of locating for fixed cover (19), is positioned at the lower end of fixed cover (19).
18. 1 kinds of multi-purpose tools being provided with the quick change construction according to any one of claim 1-17, it is characterized in that: comprise casing (50), casing is provided with power part and mechanical transmission component in (50), described mechanical transmission component comprises quick change construction and shift fork (12), described shift fork (12) is sleeved on main output shaft (14), and described shift fork (12) is connected with power part.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510120755.XA CN104708606B (en) | 2015-03-19 | 2015-03-19 | Multi-purpose tool and quick change construction thereof |
| PCT/CN2015/076389 WO2016145701A1 (en) | 2015-03-19 | 2015-04-13 | Multifunctional tool and rapid replacement structure thereof |
| EP15885084.2A EP3272465B1 (en) | 2015-03-19 | 2015-04-13 | Multifunctional tool and rapid replacement structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510120755.XA CN104708606B (en) | 2015-03-19 | 2015-03-19 | Multi-purpose tool and quick change construction thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104708606A true CN104708606A (en) | 2015-06-17 |
| CN104708606B CN104708606B (en) | 2016-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510120755.XA Active CN104708606B (en) | 2015-03-19 | 2015-03-19 | Multi-purpose tool and quick change construction thereof |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3272465B1 (en) |
| CN (1) | CN104708606B (en) |
| WO (1) | WO2016145701A1 (en) |
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| CN105728846A (en) * | 2016-04-11 | 2016-07-06 | 浙江金美电动工具有限公司 | Quick changing structure for multifunctional saw and quick changing method |
| WO2016145701A1 (en) * | 2015-03-19 | 2016-09-22 | 常州彤扬电气制造有限公司 | Multifunctional tool and rapid replacement structure thereof |
| CN106214260A (en) * | 2016-09-06 | 2016-12-14 | 苏州大学 | Quick change device and method for tail end tool of orthopedic surgery auxiliary robot |
| CN106308940A (en) * | 2016-09-12 | 2017-01-11 | 苏州大学 | Quick-change mechanism and method for tail end tool of orthopedic surgery auxiliary robot |
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| CN108527666A (en) * | 2018-05-07 | 2018-09-14 | 扬州昇业机械有限公司 | A kind of Multifunctional swing saw fast-assembling clamping device |
| WO2022077899A1 (en) * | 2020-10-15 | 2022-04-21 | 南京久驰机电实业有限公司 | Quick clamping device and multifunctional machine tool using same |
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| CN107309492B (en) * | 2017-08-08 | 2023-08-29 | 浙江金美电动工具有限公司 | Multifunctional saw quick-change structure and quick-change method |
| CN110883738B (en) * | 2018-09-11 | 2023-12-15 | 南京泉峰科技有限公司 | Power tool |
| CN110181466A (en) * | 2019-06-17 | 2019-08-30 | 常熟理工学院 | A kind of detachable blade adapter |
| CN114938726B (en) * | 2022-06-14 | 2024-04-05 | 宁波爱乐吉电动工具股份有限公司 | Working head quick-dismantling mechanism of garden tool |
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| CN201669688U (en) * | 2010-04-27 | 2010-12-15 | 南京德朔实业有限公司 | Handheld power tool with fast working component clamping device |
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| WO2016145701A1 (en) * | 2015-03-19 | 2016-09-22 | 常州彤扬电气制造有限公司 | Multifunctional tool and rapid replacement structure thereof |
| CN105728846A (en) * | 2016-04-11 | 2016-07-06 | 浙江金美电动工具有限公司 | Quick changing structure for multifunctional saw and quick changing method |
| CN106214260A (en) * | 2016-09-06 | 2016-12-14 | 苏州大学 | Quick change device and method for tail end tool of orthopedic surgery auxiliary robot |
| CN106214260B (en) * | 2016-09-06 | 2018-08-24 | 苏州大学 | Quick change device and method for tail end tool of orthopedic surgery auxiliary robot |
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| CN106308940B (en) * | 2016-09-12 | 2018-11-02 | 苏州大学 | Quick-change mechanism and method for tail end tool of orthopedic surgery auxiliary robot |
| CN108177128A (en) * | 2017-12-27 | 2018-06-19 | 宁波奥高科技有限公司 | A kind of portable multifunctional electric tool |
| CN108527666A (en) * | 2018-05-07 | 2018-09-14 | 扬州昇业机械有限公司 | A kind of Multifunctional swing saw fast-assembling clamping device |
| WO2022077899A1 (en) * | 2020-10-15 | 2022-04-21 | 南京久驰机电实业有限公司 | Quick clamping device and multifunctional machine tool using same |
| WO2024082404A1 (en) * | 2022-10-19 | 2024-04-25 | 袁崔华 | Electric tool working component disassembly, replacement, and securing structure, and electric tool |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3272465A1 (en) | 2018-01-24 |
| CN104708606B (en) | 2016-05-18 |
| EP3272465B1 (en) | 2020-02-26 |
| EP3272465A4 (en) | 2018-12-12 |
| WO2016145701A1 (en) | 2016-09-22 |
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Address after: Room 8-01, Guozhan electromechanical Industrial Park, 538 Hehai West Road, Xinbei District, Changzhou City, Jiangsu Province Patentee after: Changzhou Toolon Electric Works Co.,Ltd. Address before: 213000 Jiangsu province Changzhou City Zhonglou District Xinlong Road No. 18 Patentee before: Changzhou Toolon Electric Works Co.,Ltd. |