CN1824467A - Hand tool shrink-fit structure - Google Patents

Hand tool shrink-fit structure Download PDF

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Publication number
CN1824467A
CN1824467A CN 200510008726 CN200510008726A CN1824467A CN 1824467 A CN1824467 A CN 1824467A CN 200510008726 CN200510008726 CN 200510008726 CN 200510008726 A CN200510008726 A CN 200510008726A CN 1824467 A CN1824467 A CN 1824467A
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CN
China
Prior art keywords
fit
joint portion
sleeve
hand tool
shrink
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
Application number
CN 200510008726
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Chinese (zh)
Inventor
端木宪忠
蔡宪明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LIYIDE CO Ltd
Original Assignee
LIYIDE CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LIYIDE CO Ltd filed Critical LIYIDE CO Ltd
Priority to CN 200510008726 priority Critical patent/CN1824467A/en
Publication of CN1824467A publication Critical patent/CN1824467A/en
Pending legal-status Critical Current

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Abstract

The present invention relates to a socket combination structure for hand tool. Said socket combination structure mainly includes a combination portion, on said combination portion at least a combination hole is formed, at least a socket combination portion is set on the above-mentioned combination portion. Said socket combination portion has a catch wall which is connected with combination portion and is used for combining a sleeve. Besides, said combination portion also has a fastening block with an elastic arm, and said fastening block can be inserted and fixed in the above-mentioned combination hole. Said invention also provides its concrete application method.

Description

Hand tool shrink-fit structure
Technical field
The present invention refers to the combined hand tool shrink-fit structure that a kind of scope of application is wide and can effectively reduce production costs especially relevant for a kind of hand tool shrink-fit structure.
Background technology
Hand-held tool elements such as sleeve are a kind of aid that often is used to screw or unscrew bolt in general traditional mechanical industry, it wherein is example with the sleeve, because the size dimension of bolt is diversified in specifications, the ferrule element that therefore need prepare various different sizes could be in response to the needs in the work.And the general sleeve moulding of finding at present mostly is column type, therefore it rolls easily and causes collection to be difficult for, during known collection sleeve, its must be by box or pylon auxiliary to make things convenient for the user to deposit ferrule element, because the non-pass of known sleeve box technical field of the present invention is so will not give unnecessary details.
But the sleeve combination major part of known sleeve rack all is to make in integrated mode, and therefore, the sleeve combination of each dimensions all needs to prepare one pair of mould, has significantly improved production cost virtually.
So, the inventor is at the disappearance of the shrink-fit structure of above-mentioned sleeve rack commonly used and the inconvenience of using, and in line with spirit of working with perseverance and excelsior purpose, is actively constantly studied improvement, often effort and the test of phase, development and Design goes out the present invention finally.
Summary of the invention
Main purpose of the present invention is to solve the above problems, and a kind of low cost of manufacture is provided and makes the wide combined hand tool shrink-fit structure of scope.
The object of the present invention is achieved like this, and a kind of hand tool shrink-fit structure mainly comprises:
One joint portion is formed with at least one combined hole on this joint portion; At least one fit portion that is located on this joint portion, this fit portion have the clamping block that described joint portion is fixed in an assembling, and this clamping block is provided with at least one elastic arm, and this elastic arm can be butted on the internal face of sleeve combined hole in conjunction with sleeve the time.
This fit portion has one and is connected with in this joint portion and can be for the barricade in conjunction with sleeve, and wherein this barricade is surrounded on this combined hole setting, and is formed with the ㄩ type structure of a breach.
This fit portion has one and is connected with in this joint portion and can be for the barricade in conjunction with sleeve, and it is the circular arc type structure that this barricade is connected with, to enlarge the scope of application of hand tool shrink-fit structure.
This elastic arm generally is く type structure, and its bending place is provided with a protuberance, and when sleeve was bonded to the location, this protuberance was placed in formed shrinkage pool on the sleeve combined hole inwall, and the effect of blocking location is provided.
This joint portion is one to have the structure of dovetail groove, and this joint portion can be slidedly arranged on the suspension rod.
This joint portion is connected with a side of hanging board in, hangs displaying the hand-held tool utilization of institute's fit is hung board.
The present invention reaches the usefulness that the scope of application is wide and tool reduces production costs by the knockdown design of this clamping block and fit portion.
Description of drawings
Fig. 1: stereo appearance figure of the present invention.
Fig. 2: the user mode reference diagram of first embodiment of the invention.
Fig. 3: the cutaway view of the present invention after in conjunction with sleeve.
Fig. 4: the present invention is in conjunction with the action schematic diagram of sleeve.
Fig. 5: the cutaway view of the other direction of the present invention after in conjunction with sleeve.
Fig. 6: the three-dimensional exploded view of second embodiment of the invention.
Fig. 7: the three-dimensional exploded view of third embodiment of the invention.
Fig. 8: the three-dimensional exploded view of fourth embodiment of the invention.
Fig. 9: the three-dimensional exploded view of fifth embodiment of the invention.
Figure 10: the three-dimensional exploded view of sixth embodiment of the invention.
Figure 11: sixth embodiment of the invention in conjunction with the sleeve assembling view.
Drawing reference numeral:
10,100 joint portions, 11 combined holes
20 fit portions, 21 barricades
211 breach, 212 broached-tooth designs
22 clamping blocks, 221 elastic arms
222 protuberances, 30 suspension rods
40 sleeves, 41 combined holes
411 shrinkage pools 50 are hung board
The specific embodiment
The present invention is relevant for a kind of combined hand tool shrink-fit structure, because hand-held tool is of a great variety, the present invention only is that example is illustrated with the sleeve, at first sees also Fig. 1 to shown in Figure 4, and the present invention mainly comprises a joint portion 10 and at least one fit portion 20 that is located on this joint portion 10.
In present embodiment, this joint portion 10 is one to have the structure of dovetail groove, and therefore, this joint portion 10 can be slidedly arranged on the suspension rod 30, receives whole more hand-held tools simultaneously to make things convenient for the user.In addition, be formed with at least one combined hole 11 on this joint portion 10, the quantity of this combined hole 11 is decided on the quantity of fit portion 20.
This fit portion 20 has one and is connected with in this joint portion 10 and can be for the barricade 21 in conjunction with sleeve, and this barricade 21 is provided with around this combined hole 11, and has a ㄩ type section and be formed with a breach 211; One is inserted in the clamping block 22 of this combined hole 11, wherein this clamping block 22 is provided with an elastic arm 221 with respect to the one side of the breach 211 of this barricade 21, this elastic arm 221 can paste the inwall that is butted on sleeve combined hole 41 in conjunction with sleeve 40 time, to improve the bond strength of 40 in fit portion 20 and sleeve, in preferred embodiment of the present invention, this elastic arm 221 is made as the く type, and it is provided with a protuberance 222 in the bending place, when sleeve 40 is bonded to the location, these protuberance 222 correspondences are placed in formed shrinkage pool 411 on combined hole 41 inwalls of sleeve 40, and the effect of blocking location is provided.Then, in these barricade 21 outer walls at least the one side on be formed with general indentation structure 212, with frictional force and the bond strength (as shown in Figure 5) that improves 40 in this barricade 21 and sleeve.
Please cooperate again and consult Fig. 3 and shown in Figure 4, as the present invention during in conjunction with sleeve, wherein combined hole 41 internal faces of this sleeve 40 then can lateral sliding be oppressed the protuberance 222 of this elastic arm 221, contract in this elastic arm 221 to produce the top elastic force of pulling and this elastic arm 221 inwardly pushed and oppress.Then continue to press to when location when this sleeve 40, and the protuberance 222 of this elastic arm 221 can be embedded in the shrinkage pool 411 on sleeve combined hole 41 internal faces, to reach purpose in conjunction with the sleeve location.
Learnt that by above-mentioned being not difficult sleeve 40 is because of its size specification difference, the size of its combined hole 41 is also variant, and shrink-fit structure commonly used is because of being one-body molded, thus must be constantly mold exchange more, to deal with the demand in market.Yet, the present invention adopts the combined type design, so this clamping block 22 can single specification also be produced to reduce cost in a large number, and required change only is the specification of the corresponding barricade 21 of this fit portion 20, promptly the interlocking button 224 of these single specification clamping block 22 bottoms can plug buckle and is assembled in the corresponding combined hole 11 of fit portion 20 of several different sizes, though the present invention also must be barricade 21 structures of the fit portion 20 of different size mold exchange more, yet the present invention uses 22 of the clamping blocks of single specification really to reach the purpose that reduces cost, and promotes the usefulness of assembling shrink-fit structure fast.
The present invention is except that can be in order to receive the whole hand-held tool such as sleeve one class, also can be used for showing in the sales field all kinds of hand-held tools, see also shown in Figure 6, joint portion 100 of the present invention is connected with in one and hangs board 50 belows, the hand-held tool utilization of institute's fit can be hung board 50 and hang in the sales field, make things convenient for the consumer to visit and choose.
Because hand-held tool is of a great variety, and it can also be not quite similar for the structure kenel of fit, therefore, the barricade 21 of fit of the present invention portion 20 also can be designed to circular-arc kenel as shown in Figure 7, and corresponding interlocking fastens the clamping block 22 of this single specification in this circular-arc barricade 21, but and make the present invention also fit assemble the hand-held tool that other has different circular hole shrink-fit structures, to enlarge the scope of application of the present invention.
Certainly, barricade 21 of the present invention and clamping block 22 still have other many different enforcement aspects except that the preferred embodiment of last number, and division is as follows now.
See also shown in Figure 8ly, it is the three-dimensional exploded view of fourth embodiment of the invention.As shown in FIG., when barricade 21 kenels are designed to two parallel plate bodys, can stretch respectively and establish an elastic arm 221 towards differing from barricade 21 opposite directions on this clamping block 22, improve bond strength between fit portion and hand-held tool by the quantity that increases elastic arm 221.
See also shown in Figure 9ly, it is the three-dimensional exploded view of fifth embodiment of the invention.As shown in FIG., when the kenel of barricade 21 is designed to the plate body of L type, can stretches respectively and establish an elastic arm 211 towards differing from barricade 21 opposite directions on this clamping block 22, improve bond strength between fit portion and hand-held tool by the quantity that increases elastic arm 221.
See also shown in Figure 10ly, it is the three-dimensional exploded view of sixth embodiment of the invention.As shown in FIG., its side around this clamping block 22 is stretched respectively and is established an elastic arm 211, improves bond strength between itself and hand-held tool by the quantity that increases elastic arm 221, then makes this barricade 21 become non-essential member in present embodiment.So also can reduce the development difficulty of mould and the cost of manufacturing.Please consult Figure 10 and shown in Figure 11 again, after this barricade 21 becomes non-essential member, this clamping block 22 can be provided with elastic arm 221 towards different directions according to the integrated structure aspect of hand-held tool, in present embodiment, because the combined hole 41 of sleeve 40 is a square structure, therefore this clamping block 20 respectively towards four different directions so that elastic arm 221 outwards to be set, improve bond strength between fit portion and hand-held tool by the quantity that increases elastic arm 221.
Certainly, this clamping block 22 is not defined as mortise with the combination of joint portion 10 yet and cooperates, and can utilize the matching relationship of chute and slide rail yet, is assembled on this joint portion 10 so that these clamping block 22 side direction cunnings are established buckle.
Though the present invention discloses with specific embodiment; but it is not in order to limit the present invention; any those skilled in the art; the displacement of the equivalent assemblies of under the prerequisite that does not break away from design of the present invention and scope, having done; or, all should still belong to the category that this patent is contained according to equivalent variations and modification that scope of patent protection of the present invention is done.

Claims (14)

1. hand tool shrink-fit structure is characterized in that mainly comprising:
One joint portion is formed with at least one combined hole on this joint portion; At least one fit portion that is located on this joint portion, this fit portion have the clamping block that described joint portion is fixed in an assembling, and this clamping block is provided with at least one elastic arm, and this elastic arm can be butted on the internal face of sleeve combined hole in conjunction with sleeve the time.
2. hand tool shrink-fit structure as claimed in claim 1 is characterized in that: this fit portion has one and is connected with in this joint portion and can be for the barricade in conjunction with sleeve, and wherein this barricade is surrounded on this combined hole setting, and is formed with the ㄩ type structure of a breach.
3. hand tool shrink-fit structure as claimed in claim 1 is characterized in that: this fit portion has one and is connected with in this joint portion and can be for the barricade in conjunction with sleeve, and it is the circular arc type structure that this barricade is connected with, to enlarge the scope of application of hand tool shrink-fit structure.
4. hand tool shrink-fit structure as claimed in claim 1, it is characterized in that: this elastic arm generally is く type structure, and its bending place is provided with a protuberance, when sleeve is bonded to the location, this protuberance is placed in formed shrinkage pool on the sleeve combined hole inwall, and the effect of blocking location is provided.
5. hand tool shrink-fit structure as claimed in claim 1 is characterized in that: this joint portion is one to have the structure of dovetail groove, and this joint portion can be slidedly arranged on the suspension rod.
6. hand tool shrink-fit structure as claimed in claim 1 is characterized in that: this joint portion is connected with a side of hanging board in, hangs displaying the hand-held tool utilization of institute's fit is hung board.
7. hand tool shrink-fit structure as claimed in claim 2, it is characterized in that: this elastic arm generally is く type structure, and its bending place is provided with a protuberance, when sleeve is bonded to the location, this protuberance is placed in formed shrinkage pool on the sleeve combined hole inwall, and the effect of blocking location is provided.
8. hand tool shrink-fit structure as claimed in claim 2 is characterized in that: this joint portion is one to have the structure of dovetail groove, and this joint portion can be slidedly arranged on the suspension rod.
9. hand tool shrink-fit structure as claimed in claim 2 is characterized in that: this joint portion is connected with a side of hanging board in, hangs displaying the hand-held tool utilization of institute's fit is hung board.
10. hand tool shrink-fit structure as claimed in claim 3, it is characterized in that: this elastic arm generally is く type structure, and its bending place is provided with a protuberance, when sleeve is bonded to the location, this protuberance is placed in formed shrinkage pool on the sleeve combined hole inwall, and the effect of blocking location is provided.
11. hand tool shrink-fit structure as claimed in claim 3 is characterized in that: this joint portion is one to have the structure of dovetail groove, and this joint portion can be slidedly arranged on the suspension rod.
12. hand tool shrink-fit structure as claimed in claim 3 is characterized in that: this joint portion is connected with a side of hanging board in, hangs displaying the hand-held tool utilization of institute's fit is hung board.
13. hand tool shrink-fit structure as claimed in claim 4 is characterized in that: this joint portion is one to have the structure of dovetail groove, and this joint portion can be slidedly arranged on the suspension rod.
14. hand tool shrink-fit structure as claimed in claim 4 is characterized in that: this joint portion is connected with a side of hanging board in, hangs displaying the hand-held tool utilization of institute's fit is hung board.
CN 200510008726 2005-02-24 2005-02-24 Hand tool shrink-fit structure Pending CN1824467A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200510008726 CN1824467A (en) 2005-02-24 2005-02-24 Hand tool shrink-fit structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200510008726 CN1824467A (en) 2005-02-24 2005-02-24 Hand tool shrink-fit structure

Publications (1)

Publication Number Publication Date
CN1824467A true CN1824467A (en) 2006-08-30

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ID=36935385

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200510008726 Pending CN1824467A (en) 2005-02-24 2005-02-24 Hand tool shrink-fit structure

Country Status (1)

Country Link
CN (1) CN1824467A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112276886A (en) * 2019-10-25 2021-01-29 欧锐工具有限责任公司 Socket set seat
TWI788273B (en) * 2021-12-20 2022-12-21 謝志堅 One-piece tool latch structure and tool setting seat

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112276886A (en) * 2019-10-25 2021-01-29 欧锐工具有限责任公司 Socket set seat
TWI788273B (en) * 2021-12-20 2022-12-21 謝志堅 One-piece tool latch structure and tool setting seat

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