CN207206271U - A kind of stud device for screwing up - Google Patents
A kind of stud device for screwing up Download PDFInfo
- Publication number
- CN207206271U CN207206271U CN201721148386.6U CN201721148386U CN207206271U CN 207206271 U CN207206271 U CN 207206271U CN 201721148386 U CN201721148386 U CN 201721148386U CN 207206271 U CN207206271 U CN 207206271U
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- CN
- China
- Prior art keywords
- sleeve
- push rod
- guide finger
- screwing
- 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.)
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Abstract
The utility model discloses a kind of stud device for screwing up, it includes push rod, guide finger, sleeve, described push rod front portion is sphere, middle part is radially provided with guide finger installation through-hole, guide finger interference is placed in mounting hole, the afterbody of described push rod and the sleeve of box spanner match, the outside of push rod is provided with sleeve, one end of sleeve matches with stud bolt thread to be tightened, gap is placed in the other end of sleeve in the middle part of push rod, oblique waist circular hole is provided with the position to match with guide finger installation through-hole, the inclined angle of oblique waist circle hole centreline matches with thread rotary orientation, when tightening screw thread, push rod drives guide finger to move to oblique waist circular hole bottom.As long as bush whorl is screwed into stud head to be tightened by the utility model, then push rod afterbody is inserted in the sleeve of pneumatically or electrically box spanner, you can realize the Quick fastening of stud, operating efficiency is greatly improved, reduce labor intensity.
Description
Technical field
It the utility model is related to a kind of stud device for screwing up.
Background technology
Tightening for traditional stud is to tighten or install double nut by hand to tighten mostly, such installation side
Formula is very laborious in the case where high-volume double threaded screw need to be installed, and have impact on the efficiency of installation.
Utility model content
The purpose of this utility model is to provide a kind of stud device for screwing up of practical Quick fastening.
To achieve the above object, the technical solution adopted in the utility model is：A kind of stud device for screwing up, it includes
Push rod, guide finger, sleeve, described push rod front portion are spheres, and middle part is radially provided with guide finger installation through-hole, and guide finger interference is put
In in mounting hole, the afterbody of described push rod and the sleeve of box spanner match, and the outside of push rod is provided with sleeve, and the one of sleeve
Hold and stud bolt thread to be tightened matches, gap is placed in the other end of sleeve in the middle part of push rod, logical with guide finger installation
The position that hole matches is provided with oblique waist circular hole, and the inclined angle of oblique waist circle hole centreline matches with thread rotary orientation, tightened
During screw thread, push rod drives guide finger to move to oblique waist circular hole bottom.
Preferably, the guide finger is elastic cylindrical pin.
Preferably, the elastic cylindrical pin is to roll elastic cylindrical pin.
Preferably, the guide finger is two, and two guide finger mounting holes are provided with the middle part of the push rod.
Preferably, in addition to sheath and screw, the sheath is arranged on cartridge exterior, and is fixed on by screw and sleeve
Together.
The method have the benefit that as long as bush whorl is screwed into stud head to be tightened, Ran Houyong
Pneumatically or electrically the sleeve of box spanner is inserted in push rod afterbody, you can realizes the Quick fastening of stud, work is greatly improved
Efficiency, reduce labor intensity.
Brief description of the drawings
Fig. 1 is the utility model embodiment structural representation；
Fig. 2 is Fig. 1 A-A sectional views.
Embodiment
Below in conjunction with drawings and examples, the present invention will be further described：
Referring to the drawings, a kind of stud device for screwing up, it includes push rod 1, guide finger 2, sleeve 3, sheath 4 and screw 5,
The front portion of push rod 1 is sphere, and middle part is radially provided with the installation through-hole of two guide fingers 2, and the interference of guide finger 2 is placed in installation through-hole
Interior, to roll elastic cylindrical pin, the afterbody of the push rod 1 and the sleeve of box spanner match the guide finger, outside push rod 1
Portion is provided with sleeve 3, and one end of sleeve 3 matches with stud bolt thread to be tightened, and the middle part gap of push rod 1 is placed in sleeve 3
The other end, sleeve 3 are provided with oblique waist circular hole 3-1, the oblique waist circular hole 3-1 in the position to match with the installation through-hole of guide finger 2
The inclined angle of heart line matches with thread rotary orientation, and the sheath 4 is arranged on outside sleeve 3, and solid by screw 5 and sleeve 3
It is scheduled on together, when tightening screw thread, push rod 1 drives guide finger 2 to move to oblique waist circular hole 3-1 bottoms, and then is revolved together with moving sleeve 3
Turn, the head that double threaded screw to be tightened is withstood when the anterior sphere of push rod 1 forms self-locking, when driving the double threaded screw to tighten and exit
Reversion instrument is waited, push rod 1 drives guide finger 2 to move to oblique waist circular hole 3-1 tops, releases self-locking, so as to smooth extractor.
The utility model is not limited to above-mentioned embodiment, using identical or approximate with the utility model above-described embodiment
Structure, within protection scope of the present invention.
Claims (9)
1. a kind of stud device for screwing up, it is characterised in that it includes push rod, guide finger, sleeve, and described push rod front portion is
Sphere, middle part are radially provided with guide finger installation through-hole, and guide finger interference is placed in mounting hole, the afterbody and sleeve of described push rod
The sleeve of spanner matches, and the outside of push rod is provided with sleeve, and one end of sleeve matches with stud bolt thread to be tightened, top
Gap is placed in the other end of sleeve in the middle part of bar, and oblique waist circular hole is provided with the position to match with guide finger installation through-hole, described oblique
The angle of waist round hole centerline dip matches with thread rotary orientation, and when tightening screw thread, push rod drives guide finger to move to oblique waist circle
Bottom hole portion.
2. a kind of stud device for screwing up according to claim 1, it is characterised in that the guide finger is elastic cylinder
Pin.
3. a kind of stud device for screwing up according to claim 2, it is characterised in that the elastic cylindrical pin is to roll
Elastic cylindrical pin.
A kind of 4. stud device for screwing up according to claim 1 or claim 2, it is characterised in that the guiding
Sell for two, two guide finger mounting holes are provided with the middle part of the push rod.
5. a kind of stud device for screwing up according to claim 3, it is characterised in that the guide finger is two, institute
State and be provided with two guide finger mounting holes in the middle part of push rod.
6. a kind of stud device for screwing up according to claim 1 or claim 2, it is characterised in that also include shield
Set and screw, the sheath is arranged on cartridge exterior, and is fixed together by screw and sleeve.
7. a kind of stud device for screwing up according to claim 3, it is characterised in that also including sheath and screw, institute
State sheath and be arranged on cartridge exterior, and be fixed together by screw and sleeve.
8. a kind of stud device for screwing up according to claim 4, it is characterised in that also including sheath and screw, institute
State sheath and be arranged on cartridge exterior, and be fixed together by screw and sleeve.
9. a kind of stud device for screwing up according to claim 5, it is characterised in that also including sheath and screw, institute
State sheath and be arranged on cartridge exterior, and be fixed together by screw and sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721148386.6U CN207206271U (en) | 2017-09-08 | 2017-09-08 | A kind of stud device for screwing up |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721148386.6U CN207206271U (en) | 2017-09-08 | 2017-09-08 | A kind of stud device for screwing up |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207206271U true CN207206271U (en) | 2018-04-10 |
Family
ID=61823665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721148386.6U Active CN207206271U (en) | 2017-09-08 | 2017-09-08 | A kind of stud device for screwing up |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207206271U (en) |
-
2017
- 2017-09-08 CN CN201721148386.6U patent/CN207206271U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |