CN104802119A - Tool bit connection rod structure - Google Patents
Tool bit connection rod structure Download PDFInfo
- Publication number
- CN104802119A CN104802119A CN201410119933.2A CN201410119933A CN104802119A CN 104802119 A CN104802119 A CN 104802119A CN 201410119933 A CN201410119933 A CN 201410119933A CN 104802119 A CN104802119 A CN 104802119A
- Authority
- CN
- China
- Prior art keywords
- tool heads
- pushing block
- operation ring
- connection rod
- rod structure
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/0007—Connections or joints between tool parts
- B25B23/0035—Connection means between socket or screwdriver bit and tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/0057—Socket or nut ejector means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Toys (AREA)
Abstract
A tool bit connection rod structure comprises a base. A cylinder is arranged at one end. An accommodation chamber is formed in the cylinder, a small-diameter portion is formed in the front section of the accommodation chamber, a large-diameter portion is formed in the rear section of the accommodation chamber, and at least one through hole is formed in the side wall of the cylinder and is communicated with the small-diameter portion. At least one ball is accommodated in the at least one through hole correspondingly. An operation ring comprises a concave portion and a press face and is movably sleeved on the cylinder. A pusher comprises at least one snapping portion and is accommodated in the cylinder. When the pusher is arranged at the rear end, the press face of the operation ring abuts against the at least one ball to enable the at least one ball to move towards the accommodation chamber, and accordingly, the at least one ball snaps the at least one snapping portion. By means of the structure, the tool bit can be connected and detached without designing a location structure at the tool bit additionally.
Description
Technical field
The present invention is relevant with hand-held tool, refers to a kind of connection rod structure of tool heads especially.
Background technology
U.S. US6, 637, No. 755 patents, disclose a kind of cartridge device for tool heads (Chuck device forminiature tool bits), this case arranges one group of ball (ball) (figure number 14) between two side openings of a collar (sleeve) (figure number 20) and a socket (socket) (10), one pushing block (pusher) (figure number 30) is set in this socket, this pushing block blocks this group ball, when combination tool head, tool heads is inserted in this socket, and push against this pushing block displacement, this pushing block is made not keep out this group ball, now, this collar can promote this group ball to this socket intrinsic displacement, make several locating slot clips of this group ball and this tool heads.
Aforementioned combinatorial tool heads, reach by the locating slot structure of this group ball and this tool heads, because tool heads must have those locating slots, and match with this group ball position in those locating slot positions, and the tool heads being therefore combined in this cartridge device need meet above-mentioned restriction.
Summary of the invention
In view of this, main purpose of the present invention is the connection rod structure providing a kind of tool heads, without the need to the location structure through tool heads, just can reach the effect combined with separating tool head.
In order to reach above-mentioned purpose, according to the connection rod structure of a kind of tool heads provided by the present invention, comprise: a pedestal, one end has a cylindrical shell, a room is formed in this cylindrical shell, this barrel front end is formed and the opening be communicated with this room, one minor diameter part is formed at this room leading portion, this minor diameter part is placed in through this opening with for a tool heads, one large-diameter portion is formed at this room back segment, and one shoulder be formed between this minor diameter part and this large-diameter portion, at least one perforation is opened in the sidewall of this cylindrical shell, and communicate with this minor diameter part, one first annular groove, be recessed into and be formed at this cylindrical shell back segment outside wall surface, this at least one perforation corresponding of at least one ball quantity, and be placed in this at least one perforation, one first clasp, is fastened on this first annular groove of this cylindrical shell, one operation ring, a recess is recessed is formed at this operation ring internal face and ringwise, and a press face is defined in this operation ring internal face and ringwise, one first elastic component, this cylindrical shell of fit, and two ends are supported between this first clasp and this operation ring respectively, to provide the elastic force of this operation hoop one predetermined direction activity displacement, one locating ring, is arranged at this operation ring rear end internal face, one pushing block, at least one blocking part is recessed, and in this pushing block outer peripheral edge, this pushing block is placed in the room of this cylindrical shell, and this pushing block is slidably moved to front position and back-end location, one second annular groove, the recessed back segment outer peripheral edge being formed at this pushing block, one second clasp is fastened on this second annular groove, and can prop up the shoulder of this cylindrical shell, one second elastic component one end props up this pushing block, and another end props up the room diapire of this cylindrical shell, to provide the elasticity of this pushing block slide displacement, one fixture, is fixed in the minor diameter part of this room by this tool heads removably, and wherein, when this pushing block is positioned at back-end location, this press face due to this operation ring pushes against this at least one ball, makes this at least one ball towards this appearance indoor moving, therefore this at least one ball is used for this at least one blocking part of clip.By this, the connection rod structure of tool heads of the present invention, without the need to extra in the other Design Orientation structure of tool heads, just can reach the effect connected with removal tool head.
About detailed configuration and the feature thereof of the connection rod structure of tool heads provided by the present invention, below will enumerate embodiment and coordinate graphic, being described can enable to have in field of the present invention in the scope usually knowing that the knowledgeable simply implements the embodiment of the present invention.
Accompanying drawing explanation
Fig. 1 is the stereogram of the present invention first preferred embodiment.
Fig. 2 is the three-dimensional exploded view of the present invention first preferred embodiment.
Fig. 3 is the roller of the combination tool head of the present invention first preferred embodiment and long stereogram of boring a hole.
Fig. 4 is the profile of 4-4 section in Fig. 1, shows connection rod structure with tool heads in conjunction with front state.
Fig. 5 is the action schematic diagram of the combination tool head of the present invention first preferred embodiment, and show tools head inserts the state in pedestal.
Fig. 6 is the action schematic diagram of the combination tool head of the present invention first preferred embodiment, display connection rod structure and tool heads bonding state.
Fig. 7 is the profile along 7-7 hatching line in Fig. 6, the recessed clip two ball marriage relation of two cards of display pushing block.
Fig. 8 is the action schematic diagram of the removing tool head of the present invention first preferred embodiment, and the pushing block of display connection rod structure releases the state of tool heads.
Fig. 9 is the action schematic diagram of the combination tool head of the present invention second preferred embodiment, shows connection rod structure with tool heads in conjunction with front state.
Figure 10 is the action schematic diagram of the combination tool head of the present invention second preferred embodiment, display connection rod structure and tool heads bonding state.
Figure 11 be the present invention second preferred embodiment tool heads corresponding to the driver slot front elevational schematic of screw.
Figure 12 is the operation chart of the tool heads of the present invention second preferred embodiment, the magnet ring of display connection rod structure and screw bonding state.
Figure 13 is the operation chart of the tool heads of the present invention second preferred embodiment, and the drive division of tool heads and the driver slot of screw of display connection rod structure are that Nie closes state.
Figure 14 is the action schematic diagram of the removing tool head of the present invention second preferred embodiment, and the pushing block of display connection rod structure releases the state of tool heads.
Figure 15 is that schematic diagram is looked in the portion of the tool heads of the present invention the 3rd preferred embodiment, display connection rod structure and tool heads bonding state.
Figure 16 is the action schematic diagram of the combination tool head of the present invention the 3rd preferred embodiment, display removal tool head status.
Figure 17 is the action schematic diagram of the combination tool head of the present invention the 4th preferred embodiment, display connection rod structure and tool heads bonding state.
Figure 18 is the cylindrical shell of the present invention the 4th preferred embodiment and the stereogram of pushing block.
Detailed description of the invention
In order to describe technical characterstic place of the present invention in detail, hereby lift following preferred embodiment and coordinate graphic as after, wherein:
As shown in Figures 1 to 4, the connection rod structure 10 of a kind of tool heads 81 that the present invention first preferred embodiment provides, operates ring 21, pushing block 31, fixture 36 primarily of a pedestal 11, and formed, wherein:
This pedestal 11, one end has a cylindrical shell 12, it is a room 121 in this cylindrical shell 12, this cylindrical shell 12 front end is formed and the opening 122 be communicated with this room 121, one minor diameter part 124 is formed at this room 121 leading portion, this minor diameter part 124 is placed in through this opening 122 with for a tool heads 81, one large-diameter portion 126 is formed at this room 121 back segment, and one shoulder 128 be formed between this minor diameter part 124 and this large-diameter portion 126, at least one perforation 127 is opened in the sidewall of this cylindrical shell 12, and communicate with this minor diameter part 124, one first annular groove 14, be recessed into and be formed at this cylindrical shell 12 back segment outside wall surface, at least one ball 16 quantity to should at least one perforation 127, and be placed in this at least one perforation 127, one first clasp 18, is fastened on this first annular groove 14 of this cylindrical shell 12.In this first embodiment, this pedestal 11 is made up of in conjunction with handle 15 body 13 and, one joint portion 152 is arranged at this in conjunction with handle 15 front portion, and in conjunction with this body 13 rear end, one second tank 154 is recessed is formed at this joint portion 152, one shank 156 connects this rear, joint portion 152, in addition, this cylindrical shell 12 is made up of this body 13 and this joint portion 152 in conjunction with handle 15, but, this cylindrical shell 12 also can be integrally formed at this pedestal 11, and this at least one perforation 127, this at least one ball 16 are quantitatively several.In addition, this at least one perforation 127, this at least one ball 16 shape also can be this at least one long perforation 129, this at least one roller 17, as shown in Figure 3.
This operation ring 21, one recess 212 is recessed is formed at this operation ring 21 internal face and ringwise, and a press face 214 is defined in this operation ring 21 internal face and ringwise; One first elastic component 22, this cylindrical shell 12 of fit, and two ends are supported between this first clasp 18 and this operation ring 21 respectively, to provide this operation ring 21 to the elastic force of a predetermined direction activity displacement; One locating ring 24, is arranged at this operation ring 21 rear end internal face.In this first embodiment, this press face 214 is positioned at this recess 212 rear; This locating ring 24 in order to prop up this first clasp 18, using the stop moved forward as this operation ring 21; This operation ring 21 inwall forms a shoulder face 216, and this first elastic component 22 is positioned at the front of this first clasp 18, and is butted on the shoulder face 216 of this first clasp 18 and this operation ring 21 respectively with its two ends, in order to provide the elastic force making this operation ring 21 forwards displacement.
This pushing block 31, at least one blocking part 312 is recessed, and in this pushing block 31 outer peripheral edge, this pushing block 31 is placed in the room 121 of this cylindrical shell 12, and this pushing block 31 is slidably moved to front position Pf and back-end location Pr; One second annular groove 316, the recessed back segment outer peripheral edge being formed at this pushing block 31; One second clasp 32 is fastened on this second annular groove 316, and can prop up the shoulder 128 of this cylindrical shell 12; One second elastic component 34 one end props up this pushing block 31, and another end props up room 121 diapire of this cylindrical shell 12, to provide the elastic force of this pushing block 31 slide displacement.In this first embodiment, at least one blocking part 312 of this pushing block 31, be at least one recessed card recessed 312 being formed at pushing block 31 outer peripheral edge, recessed 312 of this card is this pushing block 31 leading portion, and this at least one card recessed 312 is quantitatively several; This pushing block 31 forms one first tank 314, is to be recessed into be formed at this pushing block 31 rear end, and this second elastic component 34 one end is placed in this first tank 314; This is accommodating for this second elastic component 34 another end in conjunction with the second tank 154 of handle 15.
This fixture 36, is fixed on this tool heads 81 in the minor diameter part 124 of this room 121 removably.In this first embodiment, this fixture 36 is a magnet 36, is arranged at this pushing block 31 front end.
Wherein, when this pushing block 31 is positioned at back-end location Pr, the press face 214 due to this operation ring 21 pushes against those balls 16, as shown in Figure 6, make those balls 16 mobile in the room 121 of this cylindrical shell 12, therefore respectively this card recessed 312 of those these pushing blocks 31 of ball 16 clip.
The structure of this first embodiment is more than described, next the using state of this first embodiment is described.
First Fig. 4 is referred to, when the connection rod structure 10 operating this tool heads is in conjunction with a tool heads 81, this tool heads 81 is placed in this minor diameter part 124 of this cylindrical shell 12 through this opening 122, as shown in Figure 5, and push against this pushing block 31 and slided backward by front position Pf, and compress this second elastic component 34, those cards recessed 312 to this pushing block 31 align respectively this ball 16 respectively, then, this pushing block 31 is moved to back-end location Pr by front position Pf, as shown in Figure 6 to 7, due to this recess 212 of those balls 16 no longer this operation ring 21 of clip, therefore the shoulder face 216 of this operation ring 21 is pushed against and anterior displacement by the elasticity of this first elastic component 22, this locating ring 24 props up this first clasp 18, and limit this operation ring 21 displacement, simultaneously, this press face 214 of this operation ring 21 pushes against this this ball 16 towards this room 121 intrinsic displacement, with recessed 312 location of respectively this card of this pushing block 31 of clip, now, this tool heads 81 is positioned at this minor diameter part 124, and the magnet 36 of this pushing block 31 adsorbs this tool heads 81 bottom fixes.
Refer to shown in Fig. 6, when operating connection rod structure 10 this tool heads 81 of removal of this tool heads, pull this operation ring 21 displacement backward, the shoulder face 216 of this operation ring 21 pushes against this first elastic component 22 of compression, this recess 212 to this operation ring 21 aligns those balls 16, because those balls 16 no longer limit respectively this card recessed 312 of this pushing block 31, therefore this pushing block 31 discharges and anterior displacement by the elasticity of this second elastic component 34, this pushing block 31 moves to this front position Pf by this back-end location Pr, as shown in Figure 8, second clasp 32 of this pushing block 31 props up this shoulder 128 of this pedestal 11, and limit this pushing block 31 displacement, simultaneously, this pushing block 31 pushes against those balls 16 to outside this room 121, clip location in this recess 212 that the part of those balls 16 can enter this operation ring 21 respectively, now, this tool heads 81 is pushed out outside this minor diameter part 124 of this cylindrical shell 12, by on the magnet 36 of this pushing block 31, this tool heads 81 can be taken off.
As can be seen here, in this first embodiment, when combination tool head 81, tool heads 81 is inserted in the room 121 of this cylindrical shell 12, and promote this pushing block 31 and move to back-end location Pr by front position Pf, recessed 312 location of respectively this card of this pushing block 31 of those balls 16 difference clip, the magnet 36 of this pushing block 31 adsorbs this tool heads 81 bottom to be fixed.When removal tool 81, pull this operation ring 21 displacement backward, this pushing block 31 moves to this front position Pf by this back-end location Pr, and this recess 212 that those balls 16 can distinguish this operation ring 21 of clip is located, and this tool heads 81 can be taken off by the magnet 36 of this pushing block 31.Thus, namely without the need to additionally in tool heads 81 Design Orientation structure in addition, effect of combination and removal tool 81 just can be reached.
In the above description, those perforation 127, the ball 16 of this first embodiment and to block recessed 312 be for several, but, if single perforation 127, ball 16 and block recessed 312 and also can, its difference is only, when insertion tool head 81, the position of these balls 16 must be aimed at by the card recessed 312 on this pushing block 31, still can reach utilize ball 16 to be embedded in effect that this card recessed 312 fixes pushing block 31 by this.
Refer to Fig. 9 to Figure 10, the present invention second preferred embodiment a kind of connection rod structure 40 of tool heads is provided, take off the first embodiment before being mainly generally same as, difference is:
This operation ring 21 ' has a magnet ring 26, is arranged at the front end of this operation ring 21 ', and when this pushing block 31 ' is positioned at this back-end location Pr ', this magnet ring 26 is no more than drive division 82 front end of this tool heads 81.As shown in Figure 10 to Figure 11, in addition, the distance d1 of magnet ring 26 front end to drive division 82 front end of this tool heads 81 of this operation ring 21 ' can not be greater than driver slot 92 degree of depth d2 of the corresponding screw 91 driven of this tool heads 81.In addition, drive division 82 front end of this tool heads 81 is less than recess 212 ' the centre distance d4 of this ball 16 ' center to this operation ring 21 ' to the distance d3 of driver slot 92 diapire of this screw 91.
The structure of this second embodiment is more than described, next the using state of this second embodiment is described.
First Fig. 9 is referred to, when the connection rod structure 40 operating this tool heads is in conjunction with a tool heads 81, this tool heads 81 is inserted in this cylindrical shell 12 ', as shown in Figure 9, the first embodiment is taken off before being mainly generally same as, hold and do not repeat, when the connection rod structure 40 operating this tool heads locks this screw 91, first, the head 91 that the magnet ring 26 of this operation ring 21 ' contacts this screw 91 is held, now the drive division 82 of tool heads 81 inserts in the driver slot 93 of this screw 91, as shown in Figure 11 to Figure 12, now, the distance of drive division 82 front end of this tool heads 81 and driver slot 93 diapire of this screw 91 is d3, then, the connection rod structure 40 of this tool heads is promoted forward, magnet ring 26 due to this operation ring 21 ' props up the head of this this screw 91, therefore this operation ring 21 ' active compression first elastic component 22 ' displacement backward, the drive division 82 of tool heads 81 is closed with the complete Nie of the driver slot 93 of this screw 91, as shown in figure 13, then, rotate the connection rod structure 40 of this tool heads, make drive division 82 lock screw 91 of tool heads 81, otherwise, when operating connection rod structure 40 this screw 91 of removal of this tool heads, rotate backward the connection rod structure 40 of this tool heads, the drive division 82 of tool heads 81 is made to unscrew screw 91, this operation ring 21 ' is anterior displacement by the first elastic component 22 ' elasticity pushing and pressing, as shown in figure 12, the head 92 of this screw 91 is adsorbed on the magnet ring 26 of this operation ring 21 ', so that user takes off this screw 91.Refer to shown in Figure 10, when operating connection rod structure 40 this tool heads 81 of removal of this tool heads, before being mainly generally same as, take off the first embodiment, hold and do not repeat, as shown in figure 14.
By this, this magnet ring 26 is arranged on this operation ring 21 ', so that adsorb effect of screw 91 during operation.
Take off the first embodiment before all the other structures of this second embodiment and the effect that can reach all generally are same as, appearance is no longer given and being repeated.
Refer to Figure 15 to Figure 16, the present invention the 3rd preferred embodiment a kind of connection rod structure 50 of tool heads is provided, take off the first embodiment before being mainly generally same as, difference is:
This press face 214 " be positioned at this recess 212 " front; This operation ring 21 " inwall formation one shoulder face 216 ".
This first elastic component 22 " be positioned at this first clasp 18 " rear, and prop up this first clasp 18 respectively with its two ends " and this locating ring 24 ", make this operation ring 21 in order to provide " elastic force of rearward displacement.
This shoulder face 216 " in order to prop up this first clasp 18 ", using as this operation ring 21 " stop that moves backward.
This 3rd embodiment is when operating, this operation ring 21 " direction of operating just contrary with front taking off the first embodiment; that is; after insertion tool head 81; when removal tool 81; be by operation ring 21 " driven forward, so just can make this recess 212 " bore a hole 127 corresponding to those ", and remove those balls 16 " to this card recessed 312 " inlay card state.
Take off the first embodiment before all the other structures of this 3rd embodiment and the effect that can reach all generally are same as, appearance is no longer given and being repeated.
Refer to Figure 17, the present invention the 4th preferred embodiment a kind of connection rod structure 60 of tool heads is provided, take off the first embodiment before being mainly generally same as, difference is:
First embodiment is fixed in magnetic absorption tool heads 81 mode, and use elasticity instead in this 4th embodiment and fix to tool heads 81 mode of pulling.
More include an end cap 71.
This fixture 36 " ' be an elastic ring 36 " '.
This cylindrical shell 12 " ' front inner wall be recessed into formation one inner fovea part 123, be recessed into the outer recess 125 of formation one, this elastic ring 36 in outer wall " ' be arranged at this inner fovea part 123, this end cap 71 covers this outer recess 125, and suppresses this elastic ring 36 " ' fixing.
In above-mentioned first to the 3rd embodiment, this pushing block 31,31 ' shape is hexagonal section, in this 4th embodiment, as shown in Figure 17 to Figure 18, this pushing block 31 " ' shape also can be cylindrical; and this second clasp 32 " ' and this pushing block 31 " ' be formed in one, this is in conjunction with handle 15 " ' outer peripheral edge indent forms a recess 157, have this recess 157 in conjunction with handle 15 " ' be common existing structure.
This pushing block 31 " ' at least one blocking part 312 " ', by this pushing block 31 " ' leading portion around turning form at least one recess 312 " '.
This 4th embodiment when operating, after insertion tool head 81, those balls 16 " ' this recess 312 of inlay card " ', this elastic ring 36 " ' elasticity fixes to this tool heads 81 of pulling.
By this, provide and be different from magnetic absorption tool heads 81 fixed form, with this elastic ring 36 " ' carry out elasticity to this tool heads 81 fixed form of pulling.
Take off the first embodiment before all the other structures of this 4th embodiment and the effect that can reach all generally are same as, appearance is no longer given and being repeated.
Claims (11)
1. a connection rod structure for tool heads, is characterized in that, includes:
One pedestal, one end has a cylindrical shell, forms a room in this cylindrical shell, and this barrel front end is formed and the opening be communicated with this room, one minor diameter part is formed at this room leading portion, be placed in this minor diameter part with for a tool heads through this opening, a large-diameter portion is formed at this room back segment, and a shoulder is formed between this minor diameter part and this large-diameter portion, at least one perforation is opened in the sidewall of this cylindrical shell, and communicate with this minor diameter part, one first annular groove, is recessed into and is formed at this cylindrical shell back segment outside wall surface; This at least one perforation corresponding of at least one ball quantity, and be placed in this at least one perforation; One first clasp, is fastened on this first annular groove of this cylindrical shell;
One operation ring, a recess is recessed is formed at this operation ring internal face and ringwise, and a press face is defined in this operation ring internal face and ringwise; One first elastic component, this cylindrical shell of fit, and two ends are supported between this first clasp and this operation ring respectively, to provide the elastic force of this operation hoop one predetermined direction activity displacement; One locating ring, is arranged at this operation ring rear end internal face;
One pushing block, at least one blocking part is recessed, and in this pushing block outer peripheral edge, this pushing block is placed in the room of this cylindrical shell, and this pushing block is slidably moved to front position and back-end location; One second annular groove, the recessed back segment outer peripheral edge being formed at this pushing block; One second clasp is fastened on this second annular groove, and can prop up the shoulder of this cylindrical shell; One second elastic component one end props up this pushing block, and another end props up the room diapire of this cylindrical shell, to provide the elastic force of this pushing block slide displacement;
One fixture, is fixed in the minor diameter part of this room by this tool heads removably; And
Wherein, when this pushing block is positioned at back-end location, this press face due to this operation ring pushes against this at least one ball, makes this at least one ball towards this appearance indoor moving, and therefore this at least one ball is used for this at least one blocking part of clip.
2. the connection rod structure of tool heads according to claim 1, is characterized in that, this press face is positioned at this recess rear; This locating ring in order to prop up this first clasp, using the stop moved forward as this operation ring; This operation ring inwall forms a shoulder face, and this first elastic component is positioned at the front of this first clasp, and is butted on the shoulder face of this first clasp and this operation ring respectively with its two ends, in order to provide the elastic force making this operation hoop front displacement.
3. the connection rod structure of tool heads according to claim 1, is characterized in that, this press face is positioned at this recess front; This operation ring inwall forms a shoulder face, and this first elastic component is positioned at the rear of this first clasp, and props up this first clasp and this locating ring respectively with its two ends, in order to provide the elastic force making this operation hoop rear displacement; This shoulder face in order to prop up this first clasp, using the stop moved after this operation hoop.
4. the connection rod structure of tool heads according to claim 1, is characterized in that, this fixture is a magnet, is arranged at this pushing block front end.
5. the connection rod structure of tool heads according to claim 1, is characterized in that, more comprises an end cap; Wherein, this fixture is an elastic ring; This barrel front end inwall is recessed into formation one inner fovea part, and be recessed into the outer recess of formation one in outer wall, this elastic ring is arranged at this inner fovea part, and this end cap covers this outer recess, and suppresses this elastic ring and fix.
6. the connection rod structure of tool heads according to claim 1, is characterized in that, at least one blocking part of this pushing block, is positioned at this pushing block leading portion.
7. the connection rod structure of tool heads according to claim 1, is characterized in that, this pushing block forms one first tank, and be recessed into and be formed at this pushing block rear end, this second elastic component one end is placed in this first tank.
8. the connection rod structure of tool heads according to claim 1, it is characterized in that, this pedestal is made up of in conjunction with handle a body and one, one joint portion, be arranged at this in conjunction with handle front portion, and in conjunction with this body rear end, one second tank is recessed is formed at this joint portion, and accommodating for this second elastic component another end, a shank connects this rear, joint portion.
9. the connection rod structure of the tool heads according to any one of claim 1,2,4 to 8, is characterized in that, this operation ring more comprises a magnet ring, is arranged at the front end of this operation ring; When this pushing block is positioned at back-end location, this magnet ring is no more than the front end of this tool heads.
10. the connection rod structure of tool heads according to claim 9, is characterized in that, the distance of magnet ring front end to this tool heads front end of this operation ring can not be greater than the driver slot degree of depth of the screw driven corresponding to this tool heads.
The connection rod structure of 11. tool heads according to claim 10, is characterized in that, the front end of this tool heads is less than the recess centre distance of this ball center to this operation ring to the distance of the driver slot diapire of this screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410119933.2A CN104802119A (en) | 2014-01-28 | 2014-03-27 | Tool bit connection rod structure |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410042377 | 2014-01-28 | ||
| CN2014100423773 | 2014-01-28 | ||
| CN201410119933.2A CN104802119A (en) | 2014-01-28 | 2014-03-27 | Tool bit connection rod structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104802119A true CN104802119A (en) | 2015-07-29 |
Family
ID=53687524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410119933.2A Pending CN104802119A (en) | 2014-01-28 | 2014-03-27 | Tool bit connection rod structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104802119A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108747972A (en) * | 2018-06-13 | 2018-11-06 | 黄月涛 | A kind of tool extension rod device |
| US11065744B2 (en) | 2018-07-20 | 2021-07-20 | Milwaukee Electric Tool Corporation | Tool bit holder |
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| US6637755B2 (en) * | 2002-03-22 | 2003-10-28 | Tsai-Ching Chen | Chuck device for miniature tool bits |
| TW569868U (en) * | 2003-03-06 | 2004-01-01 | Jen-Li Huang | Fast fitting not intended for inflation |
| TWM364582U (en) * | 2009-05-11 | 2009-09-11 | Jui-Min Huang | Improved structure for connecting rod of tool head |
| TWM377298U (en) * | 2009-11-19 | 2010-04-01 | Zheng yan ling | Linkage pole device capable of positioning auxiliary locking components |
| CN201659551U (en) * | 2009-02-27 | 2010-12-01 | 布莱克和戴克公司 | Head element retaining device |
| US20130001897A1 (en) * | 2011-06-30 | 2013-01-03 | Chen Bo-Shen | Connecting rod assembly for connecting a work head |
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2014
- 2014-03-27 CN CN201410119933.2A patent/CN104802119A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6637755B2 (en) * | 2002-03-22 | 2003-10-28 | Tsai-Ching Chen | Chuck device for miniature tool bits |
| TW569868U (en) * | 2003-03-06 | 2004-01-01 | Jen-Li Huang | Fast fitting not intended for inflation |
| CN201659551U (en) * | 2009-02-27 | 2010-12-01 | 布莱克和戴克公司 | Head element retaining device |
| TWM364582U (en) * | 2009-05-11 | 2009-09-11 | Jui-Min Huang | Improved structure for connecting rod of tool head |
| TWM377298U (en) * | 2009-11-19 | 2010-04-01 | Zheng yan ling | Linkage pole device capable of positioning auxiliary locking components |
| US20130001897A1 (en) * | 2011-06-30 | 2013-01-03 | Chen Bo-Shen | Connecting rod assembly for connecting a work head |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108747972A (en) * | 2018-06-13 | 2018-11-06 | 黄月涛 | A kind of tool extension rod device |
| US11065744B2 (en) | 2018-07-20 | 2021-07-20 | Milwaukee Electric Tool Corporation | Tool bit holder |
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Application publication date: 20150729 |