CN104440738A - Storage clamp and power tool using storage clamp - Google Patents
Storage clamp and power tool using storage clamp Download PDFInfo
- Publication number
- CN104440738A CN104440738A CN201310418587.3A CN201310418587A CN104440738A CN 104440738 A CN104440738 A CN 104440738A CN 201310418587 A CN201310418587 A CN 201310418587A CN 104440738 A CN104440738 A CN 104440738A
- Authority
- CN
- China
- Prior art keywords
- support member
- magnetic
- locating
- locating hole
- 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.)
- Granted
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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
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
-
- 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)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention relates to a storage clamp. The storage clamp comprises a main body, wherein the main body has a positioning hole formed in the axial direction of the main body; a first support piece and a second support piece matched with the positioning hole in a relative moving manner are respectively arranged at the two ends of the positioning hole; and a first magnetic body and a second magnetic body with opposite like poles are arranged between the first support piece and the second support piece. The storage clamp uses the repulsive force between the first magnetic body and the second magnetic body for replacing the elastic force of a spring, no spring is required to be arranged, and there is no need to consider the positioning of the spring in assembly, so that the assembly is convenient, and the positioning of the first support piece and the second support piece is reliable.
Description
Technical field
The present invention relates to a kind of power tool field, particularly relating to the power tool that a kind of storage for accommodating working head is pressed from both sides and used this storage to press from both sides.
Background technology
Electric drill is for carrying out the power tool of holing on workpiece, electric screw driver be for by screw-driving to the power tool on workpiece.In time needing to bore the hole of different-diameter in use procedure or tighten the screw of different size, need drill bit or screwdriver bit, the i.e. working head of changing different size, the original working head installed be taken off, then load onto the working head of another kind of specification.Under the use occasion needing frequent replacing working head, bring great inconvenience to operator, cause replacing working head on the one hand loaded down with trivial details, easy loss placed everywhere by the working head taken off on the other hand.So, people expect multiple working head to be stored in store in folder, then storage folder is built in power tool, release working head by operating mechanism and carry out work, be withdrawn in storage folder by operating mechanism by working head again when working head changed by needs, then adjustment stores the position of folder to select the working head of needs.
The center storing folder is provided with a through hole usually, stores folder like this by this through hole by rotary support.One mode is: be provided with spring in through hole, spring both sides arrange support cap, supports cap like this and can play a part to support and rotate, and supports installation and replacing that cap can move axially to realize storage folder simultaneously.
In order to avoid working head drops from storage folder easily, in through hole, be also provided with the magnet attracting working head.In practical set, spring is subject to the suction of magnet, often correctly cannot locate, namely affect reliability, again reduces the efficiency of assembling.
Summary of the invention
Based on this, be necessary to provide a kind of location reliable and assemble to be easy to store folder.In addition, a kind of power tool using this storage folder is also proposed.
A kind of storage is pressed from both sides, comprise main body, described main body has the locating hole that the axis along main body is arranged, the two ends of locating hole are respectively equipped with first support member and the second support member that can connect relatively movably with locating hole, between described first support member and the second support member, be also provided with the first relative magnetic of like pole and the second magnetic in described locating hole, a described support member and the second support member can under the repulsive force effect of described first magnetic and the second magnetic away from each other.
Wherein in an embodiment, described first magnetic and the second magnetic are magnet.
Wherein in an embodiment, described first support member and described first magnetic are provided separately or are connected, and/or described second support member and described second magnetic are provided separately or are connected.
Wherein in an embodiment, described first support member and the second support member are placed in described locating hole, described locating hole two-port place is fixed with the first locating part and the second locating part respectively, described first locating part and the second locating part offer the first perforation and the second perforation respectively, described first support member is bored a hole through described first and stretches out described locating hole, and described second support member is bored a hole through described second and stretches out described locating hole.
Wherein in an embodiment, be connected by screw between described first locating part and described main body or utilize the mode of interference fit to be removably fixed together with described locating hole; Be connected by screw between described second locating part and described main body or utilize the mode of interference fit to be removably fixed together with described locating hole, or described second locating part and described main body are formed in one.
Wherein in an embodiment, the first anti-delinking part that described first support member comprises the first support portion and is connected with described first support portion, bore a hole through described first and stretch out described locating hole in described first support portion, described first anti-delinking part and described first magnetic abut against, and can be resisted against on described first locating part.
Wherein in an embodiment, described first support portion is bending and forms the first top and two the first bottoms, and described two the first bottom end are respectively provided with described first anti-delinking part, and described first anti-delinking part extends in the radial direction of described main body.
Wherein in an embodiment, the second anti-delinking part that described second support member comprises the second support portion and is connected with described second support portion, bore a hole through described second and stretch out described locating hole in described second support portion, described second anti-delinking part and described second magnetic abut against, and can be resisted against on described second locating part.
Wherein in an embodiment, described second support portion is bending and forms the second top and two the second bottoms, and described two the second bottom end are respectively provided with described second anti-delinking part, and described second anti-delinking part extends in the radial direction of described main body.
Wherein in an embodiment, described first magnetic and the second magnetic all cylindrical, described locating hole is circular hole.
A kind of power tool, comprises housing, and described power tool also comprises aforesaid storage folder, and described storage folder is installed in rotation in described housing by described first support member and the second support member.
Above-mentioned storage folder, use the first magnet and the second magnet replacement spring that like pole is relative, meet the requirement of absorption working head on the one hand, on the other hand, utilize the repulsive force between the first magnet and the second magnet to promote and position first support part and the second support member, owing to not needing the location considering spring when assembling stores folder, assemble easily, and reliable to the location of the first support member and the second support member.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic storing folder;
Fig. 2 is the cross-sectional schematic using the power tool storing folder;
Fig. 3 is the enlarged drawing of part A in Fig. 2;
Fig. 4 is the enlarged drawing of part B in Fig. 2.
Related elements reference numeral in figure is as follows:
110, housing 120, motor 130, transmission mechanism
140, connecting axle 150, storage folder 152, main body
1522, locating hole 1524, collecting storehouse 153, first support member
1532, the first bottom, top 15324, first, support portion 15322, first
1534, the first support member 1542, second support portion, anti-delinking part 154, second
15422, the second anti-delinking part, bottom 1544, second, top 15424, second
155, first locating part 1552, first perforation the 156, second locating part
1562, second perforation the 157, first magnetic 158, second magnetic
160, output shaft 170, battery 200, working head
Detailed description of the invention
Below in conjunction with accompanying drawing, the better embodiment storing the power tool pressed from both sides and use this storage to press from both sides is described.
Please refer to Fig. 1, the power tool of an embodiment, it is electric screw driver, comprises housing 110, motor 120, transmission mechanism 130, connecting axle 140, stores folder 150 and output shaft 160.Store in folder 150 and store multiple working head 200.Store the supporting mechanism that folder 150 is working heads 200, it is rotatably installed in housing 110.When needing to select different working heads, only need to make storage press from both sides 150 and rotate, then select the working head of different model.When power tool 100 works, working head 200 pushes in output shaft 160 by connecting axle 140, and motor 120 is by transmission mechanism 130 for connecting axle 140 provides power, and connecting axle 140 drives output shaft 160 to rotate, output shaft 160 drives working head 200 to rotate, thus performs screwdriver function.
Transmission mechanism 130 is gear train assembly.Motor 120 adopts motor.The battery 170 of powering to motor 120 is also provided with in housing 110.Battery 170 can be lithium ion battery.It should be noted that, the general name of lithium ion battery mentioned here to be negative material the be rechargeable battery of elemental lithium, according to the difference of positive electrode, it can form many systems, as " lithium manganese " battery, and " lithium iron " battery etc.In the present embodiment, lithium ion battery to be a joint rated voltage be 3.6V(volt) lithium ion battery.Certainly, battery 170 also can be the battery types well known to those skilled in the art such as NI-G, ni-mh.
Here working head refers to Philip's head screw screwdriver bit, slot type screwdriver head, drill bit etc. that electric screw driver is conventional, moved axially through by operation connecting axle 140 and store folder 150, just can quick-replaceable is different when electric screw driver is tightened or unclamped different screws working head.
Please refer to Fig. 2, store folder 150 and comprise main body 152, there is rotation X.Main body 152 is provided with the locating hole 1522 that the axis along main body 152 is arranged, and the axis of locating hole 1522 overlaps with rotation X.Main body 152 is provided with multiple collecting storehouse 1524 being used for accommodating working head 200 around locating hole 1522.Multiple collecting storehouse 1524 is evenly arranged around rotation X, and quantity is determined according to demand, and usual quantity is 6.When working head 200 is housed in collecting storehouse 1524, the longitudinally of working head 200 is parallel with the rotation X storing folder 150.
The first support member 153 and the second support member 154 can giving prominence to locating hole 1522 is respectively arranged with in its two-port place in the locating hole 1522 of storage folder 150.Store folder 150 to be installed in housing 110 by the first support member 153 and the rotation of the second support member 154.The two-port place of locating hole 1522 is fixed with the first locating part 155 and the second locating part 156 respectively.First locating part 155 and the second locating part 156 offer the first perforation 1552 and the second perforation 1562 respectively.First support member 153 stretches out locating hole 1522 rotational support in housing 110 via the first perforation 1552.Second support member 154 stretches out locating hole 1522 rotational support in housing 110 via the second perforation 1562.Due to the existence of the first locating part 155 and the second locating part 156, the first support member 153 and the second support member 154 can not be deviate from self-align hole 1522.
Consider the installation and replacing that store folder 150, the first support member 153 and the second support member 154 need to move around along the axis of main body 152.Therefore, the first magnetic 157 and the second magnetic 158 is also provided with in locating hole 1522.First magnetic 157 and the second magnetic 158 are all placed between the first support member 153 and the second support member 154, and the first magnetic 157 is relative with the second magnetic 158 like pole, and can be that N is extremely relative, also can be that S level is relative.Like this, between the first magnetic 157 and the second magnetic 158, produce repulsive force, make the first magnetic 157 and the second magnetic 158 push the first support member 153 and the second support member 154 respectively.In other words, in present embodiment, be the elastic force utilizing the repulsive force between the first magnetic 157 and the second magnetic 158 to replace spring, the first support member 153 and the second support member 154 located, so can rotational support in housing 110.This mode, comparatively adopt spring to push the scheme of the first support member 153 and the second support member 154, do not need when assembling stores folder 100 to consider spring orientation problem, structure is simple, and easily, the first support member 153 and the second support member 154 are located reliably in assembling.Meanwhile, store in folder 100 and still remain with magnetic, the requirement that absorption working head makes it not easily drop can be met.First magnetic 157 and the second magnetic 158 are alnico magnets, i.e. permanent magnet, and reducing the replacing probability storing folder 100, can certainly be non-alnico magnets.Permanent magnet can be loadstone, also can be made, as ndfeb magnet.
Install when storing folder 150, only need compressing first support member 153 or the second support member 154, can reduce the distance between the first magnetic 157 and the second magnetic 158, making storage press from both sides 150 can installation in position smoothly.After storage folder 150 is in place, recall the external force being added in the first support member 153 or the second support member 154, under the effect of the repulsive force between the first magnetic 157 and the second magnetic 158, the first support member 153 and the second support member 154 are by the installation site that is reliably positioned in housing 110.When dismounting stores folder 150, the first support member 153 or the second support member 154 need be oppressed, the distance between the first magnetic 157 and the second magnetic 158 can be reduced, then just successfully can take out and store folder 150 for same.
Locating hole 1522 is circular hole, the first magnetic 157 and the second magnetic 158 all cylindrical, simple and convenient when the first magnetic 157 and the second magnetic 158 load in locating hole 1522, without the need to considering setting angle problem.
Be fixed together removably between first locating part 155 and main body 152, utilize the mode of interference fit to reach fix removably with locating hole 1522, the mode that screw also can be used to connect and main body 152 reach detachable fixing.Second locating part 156 is one-body molded with main body 152, and namely now the second locating part 156 is in fact the diapire of locating hole 1522, and namely aforementioned second perforation 1562 is opened on the diapire of locating hole 1522.So, the first support member 153, second support member 154, first magnetic 157 and the second magnetic 158 can put into locating hole 1522 easily before installation first locating part 155.It is pointed out that the second locating part 156 also can be an independently element, can to connect and be removably fixed together by screw equally between its with main body 152, or utilize the mode of interference fit to be removably fixed together with locating hole 1522.
Please refer to Fig. 2 and Fig. 3, the first anti-delinking part 1534 that the first support member 153 comprises the first support portion 1532 and is connected with the first support portion 1532.Locating hole 1522 is stretched out via the first perforation 1552 in first support portion 1532; First anti-delinking part 1534 then abuts with the first magnetic 157, and is resisted against on the first locating part 155.Like this, the first support member 153 can not depart from self-align hole 1522.Further, the first support portion 1532 is bending to take the shape of the letter U, and has first top 15322 and two the first bottoms 15324, extends first anti-delinking part 1534, can abut the first locating part 155 from two the first each radial directions in bottom 15324.In other words, can be understood as the first support portion 1532 and there are two hook-shaped ends.First support portion 1532 takes the shape of the letter U, and is a hollow body, and the first support portion 1532 can certainly be a solid, namely U-shaped is filled to solid.
Please refer to Fig. 2 and Fig. 4, the second anti-delinking part 1544 that the second support member 154 comprises the second support portion 1542 and is connected with the second support portion 1542.Locating hole 1522 is stretched out via the second perforation 1562 in second support portion 1542; Second anti-delinking part 1544 then abuts with the second magnetic 158, and is resisted against on the second locating part 156.Like this, the second support member 154 can not depart from self-align hole 1522.Further, the second support portion 1542 is bending to take the shape of the letter U, and has second top 15422 and two the second bottoms 15424, extends second anti-delinking part 1544, can abut the second locating part 156 from two the second each radial directions in bottom 15424.In other words, can be understood as the second support portion 1542 and there are two hook-shaped ends.Second support portion 1542 takes the shape of the letter U, and is a hollow body, and the second support portion 1542 can certainly be a solid, namely U-shaped is filled to solid.
In above-described embodiment, the first support member 153 and the first magnetic 157 are provided separately, and the second support member 154 and the second magnetic 158 are provided separately.Need to illustrate, the first support member 153 also can be connected with the first magnetic 157, and equally, the second support member 154 and the second magnetic 158 can be connected.Like this, the first support member 153 and the second support member 154 under the effect of the first magnetic 157 and the second magnetic 158 repulsive force away from each other and stretch out locating hole 1522, can reach the object that rotary support stores folder 150 equally equally.First locating part 155 and the second locating part 156 can be cancelled, and also do not affect the first support member 153 and the second support member 154 is rotatably supported on housing 110.First locating part 155 and the second locating part 156 is set, can ensures to store the assembled state of folder 150, storage is pressed from both sides 150 more convenient when being mounted to housing 110.
In addition, there is a need to be pointed out that, first locating part 155 and the second locating part 156 can be arranged to be slidably matched with locating hole 1522, first support member 153 is then fitted on the first locating part 155 or with the first locating part 155 and is wholely set, and the second support member 154 is fitted on the second locating part 156 or with the second locating part 156 and is wholely set.Now, be equivalent to the first locating part 155 and the first support member 153 forms transportable first support component on the whole, second locating part 156 and the second support member 154 be overall composition transportable second support component then, obviously, the first support component and the second support component can away from each other to be rotatably supported on housing 110 under the effect of the first magnetic 157 and the second magnetic 158 repulsive force.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (11)
1. one kind stores folder, comprise main body, described main body has the locating hole that the axis along main body is arranged, it is characterized in that, the two ends of described locating hole are respectively equipped with first support member and the second support member that can connect relatively movably with locating hole, between described first support member and the second support member, be also provided with the first relative magnetic of like pole and the second magnetic in described locating hole, a described support member and the second support member can under the repulsive force effect of described first magnetic and the second magnetic away from each other.
2. storage folder according to claim 1, it is characterized in that, described first magnetic and the second magnetic are magnet.
3. storage according to claim 1 folder, it is characterized in that, described first support member and described first magnetic are provided separately or are connected, and/or described second support member and described second magnetic are provided separately or are connected.
4. storage folder according to claim 1, it is characterized in that, described first support member and the second support member are placed in described locating hole, described locating hole two-port place is fixed with the first locating part and the second locating part respectively, described first locating part and the second locating part offer the first perforation and the second perforation respectively, described first support member is bored a hole through described first and stretches out described locating hole, and described second support member is bored a hole through described second and stretches out described locating hole.
5. storage folder according to claim 4, is characterized in that, be connected by screw or utilize the mode of interference fit to be removably fixed together with described locating hole between described first locating part and described main body; Be connected by screw between described second locating part and described main body or utilize the mode of interference fit to be removably fixed together with described locating hole, or described second locating part and described main body are formed in one.
6. storage folder according to claim 4, it is characterized in that, the first anti-delinking part that described first support member comprises the first support portion and is connected with described first support portion, bore a hole through described first and stretch out described locating hole in described first support portion, described first anti-delinking part and described first magnetic abut against, and can be resisted against on described first locating part.
7. storage folder according to claim 6, it is characterized in that, described first support portion is bending and forms the first top and two the first bottoms, and described two the first bottom end are respectively provided with described first anti-delinking part, and described first anti-delinking part extends in the radial direction of described main body.
8. storage folder according to claim 4, it is characterized in that, the second anti-delinking part that described second support member comprises the second support portion and is connected with described second support portion, bore a hole through described second and stretch out described locating hole in described second support portion, described second anti-delinking part and described second magnetic abut against, and can be resisted against on described second locating part.
9. storage folder according to claim 8, it is characterized in that, described second support portion is bending and forms the second top and two the second bottoms, and described two the second bottom end are respectively provided with described second anti-delinking part, and described second anti-delinking part extends in the radial direction of described main body.
10. storage according to claim 1 folder, is characterized in that, described first magnetic and the second magnetic all cylindrical, described locating hole is circular hole.
11. 1 kinds of power tools, comprise housing, it is characterized in that, described power tool also comprises the storage folder according to any one of claim 1 to 10, and described storage folder is installed in rotation in described housing by described first support member and the second support member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310418587.3A CN104440738B (en) | 2013-09-13 | 2013-09-13 | The power tool that storage is pressed from both sides and used this storage to press from both sides |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310418587.3A CN104440738B (en) | 2013-09-13 | 2013-09-13 | The power tool that storage is pressed from both sides and used this storage to press from both sides |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104440738A true CN104440738A (en) | 2015-03-25 |
| CN104440738B CN104440738B (en) | 2016-06-22 |
Family
ID=52887892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310418587.3A Active CN104440738B (en) | 2013-09-13 | 2013-09-13 | The power tool that storage is pressed from both sides and used this storage to press from both sides |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104440738B (en) |
Citations (8)
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| CN1106510A (en) * | 1994-02-05 | 1995-08-09 | 崔汉平 | Permanent-magnet suspended damper |
| CN1153873A (en) * | 1995-08-03 | 1997-07-09 | 有限会社村技术综合研究所 | Lock device of output shaft |
| US5692418A (en) * | 1995-05-24 | 1997-12-02 | General Electric Company | Nut runner for removing and installing reactor pressure vessel head closure nuts |
| US5692419A (en) * | 1993-03-04 | 1997-12-02 | Air Industries Corporation | Deformable locking fastener system and method of use |
| CN2269271Y (en) * | 1996-07-22 | 1997-12-03 | 陈锦良 | Improved electric driven screw driver |
| CN2269928Y (en) * | 1996-08-22 | 1997-12-10 | 上海沪工电动工具总厂 | Electric wrench |
| US5699702A (en) * | 1996-08-01 | 1997-12-23 | Fairchild Holding Corp. | Wrenching tool with free-floating, self-relieving anti-rotation key |
| CN102909704A (en) * | 2011-08-06 | 2013-02-06 | 苏州宝时得电动工具有限公司 | Holder for housing working heads and power tool using same |
-
2013
- 2013-09-13 CN CN201310418587.3A patent/CN104440738B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5692419A (en) * | 1993-03-04 | 1997-12-02 | Air Industries Corporation | Deformable locking fastener system and method of use |
| CN1106510A (en) * | 1994-02-05 | 1995-08-09 | 崔汉平 | Permanent-magnet suspended damper |
| US5692418A (en) * | 1995-05-24 | 1997-12-02 | General Electric Company | Nut runner for removing and installing reactor pressure vessel head closure nuts |
| CN1153873A (en) * | 1995-08-03 | 1997-07-09 | 有限会社村技术综合研究所 | Lock device of output shaft |
| CN2269271Y (en) * | 1996-07-22 | 1997-12-03 | 陈锦良 | Improved electric driven screw driver |
| US5699702A (en) * | 1996-08-01 | 1997-12-23 | Fairchild Holding Corp. | Wrenching tool with free-floating, self-relieving anti-rotation key |
| CN2269928Y (en) * | 1996-08-22 | 1997-12-10 | 上海沪工电动工具总厂 | Electric wrench |
| CN102909704A (en) * | 2011-08-06 | 2013-02-06 | 苏州宝时得电动工具有限公司 | Holder for housing working heads and power tool using same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104440738B (en) | 2016-06-22 |
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