CN105538213A - Telescopic screwdriver head - Google Patents
Telescopic screwdriver head Download PDFInfo
- Publication number
- CN105538213A CN105538213A CN201610115480.5A CN201610115480A CN105538213A CN 105538213 A CN105538213 A CN 105538213A CN 201610115480 A CN201610115480 A CN 201610115480A CN 105538213 A CN105538213 A CN 105538213A
- Authority
- CN
- China
- Prior art keywords
- screwdriver head
- sleeve
- extension sleeve
- flange structure
- screw
- 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
Links
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
- 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
- B25B23/02—Arrangements for handling screws or nuts
- B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
- B25B23/10—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dowels (AREA)
Abstract
The invention provides a telescopic screwdriver head. A hole blocking screw is directly installed inside a telescopic sleeve. When working, the screwdriver can automatically rotate to be aligned with the hole blocking screw in the telescopic sleeve, and due to the fact that the hole blocking screw is located in the telescopic sleeve, the eccentric phenomenon of the screwdriver head and a straight-line-shaped groove of the screw is not caused. During screw fastening, the telescopic sleeve can stretch and shrink according to the installation depth of the screw, installation of the hole blocking screw is not affected, and the telescopic sleeve can achieve the stable effect before the screw is aligned with an installation hole.
Description
Technical field
The present invention relates to a kind of flexible electric screwdriver head.
Background technology
I takes charge of and produces in repeater product at present, in order to consider the versatility of cabinet, causes case radiation sector-meeting to reserve installation portion piece bores position.For ensureing that well-equipped waterproof seal must adopt plug-hole screw to carry out water-tight process.The production model of company adopts continuous productive process pattern, relates to and needs the conventional type of plug-hole to reach about kind more than 100, wherein installs the overlong time of the operation of plug-hole screw station, and has a strong impact on the production efficiency of sliver.Following problem is mainly there is: 1, plug-hole screw is that flat recess effectively cannot coordinate with screwdriver and volume little Yi comes off in assembling process; 2, during fastening plug-hole screw the screwdriver head of bottle opener and screw slots easily eccentric, fastening difficulty; 3, manual installation screw speed affects production efficiency slowly.
Summary of the invention
The present invention proposes a kind of flexible electric screwdriver head, directly plug-hole screw is arranged on extension sleeve inside, electric screwdriver head operationally can aim at plug-hole screw in extension sleeve, because plug-hole screw is in the flat recess generation eccentric phenomena that can not cause screwdriver head and screw in extension sleeve by automatic rotation; In the process of screw fastening, extension sleeve can stretch according to the fitting depth of screw, does not affect the installation of plug-hole screw, and extension sleeve can also play stable effect before installing hole do not fixed by screw.
The present invention realizes particular by following technical scheme:
A kind of flexible electric screwdriver head, comprises screwdriver head, switching spill spin block, compression pilot sleeve, electric screwdriver head, extension sleeve and spring, and described electric screwdriver head is arranged on switching spill spin block, and in the installing hole of described switching spill spin block, screwdriver head is installed in socket; The upper bush portion that described compression pilot sleeve is formed in one and lower sleeve portion, described upper bush portion and lower sleeve portion are coaxially and all cylindrically, the internal diameter in described upper bush portion is greater than the internal diameter in lower sleeve portion, and the bottom inward flange in described lower sleeve portion is the inward flange structure of a loop; Cylindrically, the top outward flange of described extension sleeve is the outward flange structure of a loop to described extension sleeve; Described extension sleeve inserts in described compression pilot sleeve and through inward flange structure, it is inner that outward flange structure is in lower sleeve portion, and outward flange structure and inward flange structure form the structure stopped mutually; The inwall in described switching spill spin block laminating upper bush portion is installed, and described spring fitting is inner in lower sleeve portion, and the diameter of spring is greater than the internal diameter of described extension sleeve; Described installation screwdriver head is successively through spring inner, extension sleeve inside.
Preferably, the bottom inner portion of described extension sleeve is the ledge structure of defect in a circle.
Preferably, when outward flange structure and inward flange structure are fitted, the end of screwdriver head is in described ledge structure.
Preferably, the annular internal of the outer wall laminating inward flange structure of described extension sleeve is installed.
The beneficial effect that the present invention produces is: the present invention only needs screw to put into extension sleeve at assembling plug-hole screw, the ledge structure of the bottom inner portion of extension sleeve can stablize screw, the generation of eccentric phenomena can not be produced, and extension sleeve along with the process of installing can the installation of expansion fit screw up and down, the more existing manual installation of whole installation efficiency of assembling obtains great lifting.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
A kind of flexible electric screwdriver head as shown in Figure 1, comprise screwdriver head 1, switching spill spin block 2, compression pilot sleeve 3, electric screwdriver head 4, extension sleeve 5 and spring 6, described electric screwdriver head 4 is arranged on switching spill spin block 2, and in the installing hole of described switching spill spin block 2, screwdriver head 1 is installed in socket; The upper bush portion 31 that described compression pilot sleeve 3 is formed in one and lower sleeve portion 32, described upper bush portion 31 and lower sleeve portion 32 are coaxially and all cylindrically, the internal diameter in described upper bush portion 31 is greater than the internal diameter in lower sleeve portion 32, and the bottom inward flange in described lower sleeve portion 32 is the inward flange structure 33 of a loop; Cylindrically, the top outward flange of described extension sleeve 5 is the outward flange structure 51 of a loop to described extension sleeve 5; Described extension sleeve 5 inserts in described compression pilot sleeve 3 and through inward flange structure 33, it is inner that outward flange structure 51 is in lower sleeve portion 32, and outward flange structure 51 and inward flange structure 33 form the structure stopped mutually; The fit inwall in upper bush portion 31 of described switching spill spin block 2 is installed, and it is inner that described spring 6 is arranged on lower sleeve portion 32, and the diameter of spring 6 is greater than the internal diameter of described extension sleeve 5; Described installation screwdriver head 1 is, extension sleeve 5 inside inner through spring 6 successively.
In the present embodiment, the bottom inner portion of extension sleeve 5 is the ledge structure 52 of defect in a circle, when outward flange structure 51 and inward flange structure 33 are fitted, the end of screwdriver head 1 is in described ledge structure 52, the annular internal of the outer wall laminating inward flange structure 33 of described extension sleeve 5 is installed, ensure extension sleeve 5 can Compress Spring 6 along lower sleeve portion 32 internal displacement.In displacement process, increase the length of stretching out of screwdriver head 1 end, extension sleeve 5 is mounted around hole and blocks, and screwdriver head stretches in installing hole, adapts to the degree of depth of installing to coordinate plug-hole screw.
Operation principle of the present invention is: put into by plug-hole screw to the ledge structure 52 of extension sleeve 5 bottom inner, usually ledge structure 52 forms the external diameter size of cylinder interior spatial adaptation screw, and conveniently when aiming at installing hole, plug-hole screw can not drop.And form the structure stopped mutually due to outward flange structure 51 and flanged structure 33, ensure that extension sleeve 5 can not drop out compression pilot sleeve 3.
After plug-hole screw is placed in installing hole, open electric screwdriver head 4, the notch of screwdriver head auto-alignment plug-hole screw head, along with the deep installation of screw, extension sleeve 5 is mounted around hole and blocks, outward flange structure 51 Compress Spring 6 on extension sleeve 5 top, extension sleeve 5 is subjected to displacement, the end of screwdriver head 1 stretches out extension sleeve 5 gradually, and screw is further pushed in installing hole by screwdriver head, adapts to the degree of depth of installing to coordinate plug-hole screw.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. a flexible electric screwdriver head, it is characterized in that, comprise screwdriver head (1), switching spill spin block (2), compression pilot sleeve (3), electric screwdriver head (4), extension sleeve (5) and spring (6), described electric screwdriver head (4) is arranged in switching spill spin block (2), and in the installing hole of described switching spill spin block (2), screwdriver head (1) is installed in socket; The upper bush portion (31) that described compression pilot sleeve (3) is formed in one and lower sleeve portion (32), described upper bush portion (31) and lower sleeve portion (32) are coaxially and all cylindrically, the internal diameter of described upper bush portion (31) is greater than the internal diameter of lower sleeve portion (32), and the bottom inward flange of described lower sleeve portion (32) is the inward flange structure (33) of a loop; Cylindrically, the top outward flange of described extension sleeve (5) is the outward flange structure (51) of a loop to described extension sleeve (5); Described extension sleeve (5) to insert in described compression pilot sleeve (3) and through inward flange structure (33), it is inner that outward flange structure (51) is in lower sleeve portion (32), and outward flange structure (51) and inward flange structure (33) form the structure stopped mutually; The inwall of described switching spill spin block (2) laminating upper bush portion (31) is installed, it is inner that described spring (6) is arranged on lower sleeve portion (32), and the diameter of spring (6) is greater than the internal diameter of described extension sleeve (5); Described installation screwdriver head (1) is, extension sleeve (5) inside inner through spring (6) successively.
2. a kind of flexible electric screwdriver head as claimed in claim 1, is characterized in that, the bottom inner portion of described extension sleeve (5) is the ledge structure (52) of defect in a circle.
3. a kind of flexible electric screwdriver head as claimed in claim 2, it is characterized in that, when outward flange structure (51) and inward flange structure (33) are fitted, the end of screwdriver head (1) is in described ledge structure (52).
4. a kind of flexible electric screwdriver head as claimed in claim 1, it is characterized in that, the annular internal of outer wall laminating inward flange structure (33) of described extension sleeve (5) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610115480.5A CN105538213A (en) | 2016-03-01 | 2016-03-01 | Telescopic screwdriver head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610115480.5A CN105538213A (en) | 2016-03-01 | 2016-03-01 | Telescopic screwdriver head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105538213A true CN105538213A (en) | 2016-05-04 |
Family
ID=55818009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610115480.5A Pending CN105538213A (en) | 2016-03-01 | 2016-03-01 | Telescopic screwdriver head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105538213A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108971955A (en) * | 2018-08-16 | 2018-12-11 | 昆山捷云智能装备有限公司 | Jacking type nut tightening machine and its it is screwed method |
| CN112775885A (en) * | 2018-09-26 | 2021-05-11 | 骆中庚 | Automatic screw locking machine and operation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61159339A (en) * | 1984-12-28 | 1986-07-19 | Shimadzu Corp | Automatic horizontal screw fastener |
| JPH08252775A (en) * | 1995-03-15 | 1996-10-01 | Noriyuki Gunji | Slide bar having screw guide |
| JPH10217144A (en) * | 1997-02-03 | 1998-08-18 | Fujitsu Ten Ltd | Screw fastening device |
| CN202377970U (en) * | 2011-12-30 | 2012-08-15 | 中国海洋石油总公司 | Screwdriver |
| CN204525295U (en) * | 2015-03-18 | 2015-08-05 | 国家电网公司 | A kind of power station Anti-electric-shock screwdriver |
| CN205394389U (en) * | 2016-03-01 | 2016-07-27 | 武汉维力克科技有限公司 | Head is criticized to flexible electricity |
-
2016
- 2016-03-01 CN CN201610115480.5A patent/CN105538213A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61159339A (en) * | 1984-12-28 | 1986-07-19 | Shimadzu Corp | Automatic horizontal screw fastener |
| JPH08252775A (en) * | 1995-03-15 | 1996-10-01 | Noriyuki Gunji | Slide bar having screw guide |
| JPH10217144A (en) * | 1997-02-03 | 1998-08-18 | Fujitsu Ten Ltd | Screw fastening device |
| CN202377970U (en) * | 2011-12-30 | 2012-08-15 | 中国海洋石油总公司 | Screwdriver |
| CN204525295U (en) * | 2015-03-18 | 2015-08-05 | 国家电网公司 | A kind of power station Anti-electric-shock screwdriver |
| CN205394389U (en) * | 2016-03-01 | 2016-07-27 | 武汉维力克科技有限公司 | Head is criticized to flexible electricity |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108971955A (en) * | 2018-08-16 | 2018-12-11 | 昆山捷云智能装备有限公司 | Jacking type nut tightening machine and its it is screwed method |
| CN108971955B (en) * | 2018-08-16 | 2023-11-03 | 捷云智能装备(苏州)有限公司 | Jacking type nut screwing machine and screwing method thereof |
| CN112775885A (en) * | 2018-09-26 | 2021-05-11 | 骆中庚 | Automatic screw locking machine and operation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160504 |
|
| RJ01 | Rejection of invention patent application after publication |