CN205057902U - Nut fastening tool - Google Patents
Nut fastening tool Download PDFInfo
- Publication number
- CN205057902U CN205057902U CN201520833428.4U CN201520833428U CN205057902U CN 205057902 U CN205057902 U CN 205057902U CN 201520833428 U CN201520833428 U CN 201520833428U CN 205057902 U CN205057902 U CN 205057902U
- Authority
- CN
- China
- Prior art keywords
- shaft coupling
- claw
- groove
- gear ring
- gum cover
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a nut fastening tool which shaft coupling (1) lies in nut fastening tool's center, connects jack catch (2), gasket (3), ball packing ring (4), ring gear (5) and first gum cover (7) respectively. Shaft coupling (1) is a hollow shaft, the three annular groove of its periphery distribution. First recess (9) are located the upper end of shaft coupling, are used for the card to put first gum cover (7), drop after preventing first gum cover (7) assembly, second recess (10) are located the middle part of shaft coupling (1) for ring gear (5) are put to the card. Grooved underside is the inclined plane that becomes 16 contained angles with the center pin, and six equipartitions and center pin become the semi -circular axial notch of 16 contained angles on the inclined plane, and screw thread and ring gear (5) interlock are exposed through this axial notch in jack catch (2), third recess (11) are located the lower extreme of shaft coupling (1), are used for placing ball packing ring (4) and gasket (3). Six round holes of lower extreme equipartition of third recess (11), round hole become 16 contained angles with the center pin and run through shaft coupling (1).
Description
Technical field
The utility model relates to a kind of nut fastening tool.
Background technology
Current nut fastening tool is all the fastened tools of the fixing model of a kind of model nut correspondence, and the nut for different model needs the fastened tools of different model, and the nut fastening tool scope of application is single; And current nut fastening tool is all manual rotation moment bar clamp nut, wastes time and energy, efficiency is low seriously hinders job schedule.
Utility model content
The purpose of this utility model is the limitation overcoming existing nut fastening tool, proposes a kind of new nut fastening tool.The utility model is applicable to the fastening of M3-M20 different model hex nut.
The technical solution adopted in the utility model is:
The utility model nut fastening tool comprises shaft coupling, claw, pad, ball packing ring, gear ring, sheath, the first gum cover, the second gum cover.
Described shaft coupling is positioned at the center of nut fastening tool, connects claw, pad, ball packing ring, gear ring and the first gum cover respectively; Shaft coupling is a hollow shaft, its peripheral distribution three annular grooves.First groove is positioned at the upper end of shaft coupling, is used for holding gum cover, comes off after preventing gum cover from assembling; Second groove is positioned at the middle part of shaft coupling, is used for holding gear ring.The bottom surface of the second groove is the inclined-plane becoming 16 ° of angles with central shaft, uniform six semicircle axial notches becoming 16 ° of angles with central shaft on inclined-plane; 3rd groove is positioned at the lower end of shaft coupling, is used for placing ball packing ring and pad.Uniform six manholes in lower end of the 3rd groove, manhole becomes 16 ° of angles to run through shaft coupling with central shaft.Claw enters shaft coupling by six manholes of the 3rd groove lower end, exposes screw thread, be engaged with gear ring by the semicircle axial notch in this second groove floor.
Described claw is positioned at the inside of shaft coupling, through in the manhole of shaft coupling the 3rd groove lower end.The left side of claw upper end is inclined-plane, and this inclined-plane becomes 16 ° of angles with claw central shaft, and the right side of claw upper end is parallel with central shaft.The right side of claw lower end, with external screw thread, is used for being engaged with gear ring.Because the manhole of the 3rd groove lower end becomes 16 ° of angles with central shaft, the left side of claw upper end becomes 16 ° of angles with its central shaft, when claw puts in shaft coupling from this manhole, the left side of claw upper end is just in time parallel with the central shaft of shaft coupling, parallel with fastened nut outer surfaces.
Described gear ring is positioned at the middle part of shaft coupling, and gear ring inner circle is threaded, and cylindrical is smooth surface, and lower end is with boss.Gear ring is left and right two half, conveniently puts into the second groove of shaft coupling, is fixed by sheath.Described sheath internal diameter is equal with the external diameter of gear ring, and the height of described sheath is a little less than gear ring height, and after gear ring cover upper jacket, sheath bottom just touches the boss of gear ring bottom.Sheath upper end is distributed with six double wedges.Six double wedges are vertical with jacket outer surface, and gear ring can not be moved up and down.Below gear ring, ball packing ring and pad are installed successively.
Described ball packing ring is rounded washers, and at its several ball that circumferentially distribute, circle bead diameter is greater than the thickness of packing ring, and when ring gear against rotation, gear ring and circle bead contact, reduce frictional force, gear ring can rotate like a cork.Have a pad below ball packing ring, pad is used for and circle bead contact, and the size of pad and ball packing ring is greater than the maximum cylindrical of shaft coupling.
First cushion rubber and the second cushion rubber are wrapped in the outside of shaft coupling, first cushion rubber is coniform, the some axial antiskid grooves of outer surface distribution, and in the upper surface of the first cushion rubber, the diameter of circular hole is less than the diameter of circular hole in lower surface, inner circle suitable for reading is distributed with flange collar, is used for and the first groove fit of shaft coupling.Uniform 6 rectangular glue teeth below flange collar, after the first cushion rubber is installed, glue tooth enters in the gap of six double wedges of sheath, and cushion rubber one rotates and drives sheath to rotate.Second cushion rubber is wrapped in the lower end of shaft coupling, the end opening of the second cushion rubber be enclosed within shaft coupling bottom and closely cooperate.
Second cushion rubber inside has six glue teeth to put in the gap of sheath double wedge, and sheath and gear ring closely cooperate.Hand rotation second cushion rubber, when cushion rubber rotates, the glue tooth of cushion rubber, to sheath double wedge one power forward, thus drives sheath to rotate together thereupon.When sheath rotates with cushion rubber, gear ring also can rotate with sheath.The screw thread of gear ring inner and the screw thread of claw lower end engaged, ring gear against rotation drives again claw to move up or down by threaded engagement.Because the tracks of claw and the central shaft of shaft coupling are 16 ° of angles, therefore claw moves upward, and the hole that six claws open is more and more less, claw moves downward, the hole that six claws open is increasing, and when adjusting to suitable deployed position, that nut is put into claw opens hole.The utility model is contained on the termination of electric screwdriver, by electric screwdriver this nut fastening.
The utility model is arranged on the termination of electric screwdriver, making nut fastening tool electronic by being manually upgraded to, improve operating efficiency.
The utility model is applicable to the fastening of various model nut, and an instrument just can realize the fastening of different nut, simplifies operation tool.
Accompanying drawing explanation
Fig. 1 the utility model structural representation;
Fig. 2 shaft coupling schematic diagram;
Fig. 3 claw schematic diagram;
Fig. 4 a ball packing ring front view, Fig. 4 b ball packing ring top view;
Fig. 5 a pad front view, Fig. 5 b pad top view;
Fig. 6 a gear ring front view, Fig. 6 b gear ring top view;
Fig. 7 a sheath front view, Fig. 7 b sheath top view;
Fig. 8 a first gum cover front view, Fig. 8 b first gum cover top view;
Fig. 9 a second gum cover front view, Fig. 9 b second gum cover top view;
In figure, 1 shaft coupling, 2 claws, 3 pads, 4 ball packing rings, 5 gear rings, 6 sheaths, 7 first gum covers, 8 second gum covers, 9 first grooves, 10 second grooves, 11 the 3rd grooves.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
Fig. 1 is the utility model structural representation.As shown in Figure 1, the utility model comprises shaft coupling 1, claw 2, pad 3, ball packing ring 4, gear ring 5, sheath 6, the first gum cover 7, second gum cover 8.
Fig. 2 is shaft coupling schematic diagram of the present utility model, and as shown in Figure 2, shaft coupling comprises the first groove 9, second groove the 10, three groove 11.
As depicted in figs. 1 and 2, shaft coupling 1 is positioned at the center of the utility model nut fastening tool, connects claw 2, pad 3, ball packing ring 4, gear ring 5 and the first gum cover 7 respectively.Shaft coupling 1 is a hollow shaft, its peripheral distribution three annular grooves.First groove 9 is positioned at the upper end of shaft coupling 1, is used for holding first gum cover 7, comes off after preventing the first gum cover 7 from assembling; Second groove 10 is positioned at the middle part of shaft coupling 1, is used for holding gear ring 5.The bottom surface of the second groove 10 is the inclined-planes becoming 16 ° of angles with central shaft, uniform six semicircle axial notches becoming 16 ° of angles with central shaft on inclined-plane; 3rd groove 11 is positioned at the lower end of shaft coupling 1, is used for placing ball packing ring 4 and pad 3.Uniform six circular holes in lower end of the 3rd groove 11, circular hole becomes 16 ° of angles to run through shaft coupling 1 with central shaft.Claw 2 enters into shaft coupling 1 by six manholes of the 3rd groove 11 lower end, is exposed the screw thread of its lower end, be engaged with gear ring 5 by the semicircle axial notch on the second groove 10 bottom surface.
Described claw 2 is positioned at the inside of shaft coupling 1, through in the circular hole of shaft coupling the 3rd groove 11 lower end.As shown in Figure 3, the left side of claw 2 upper end is inclined-plane, and inclined-plane becomes 16 ° of angles with claw 2 central shaft; The right side of claw 2 upper end is parallel with central shaft.The right side of claw 2 lower end is threaded, and is used for being engaged with gear ring 5.
Described gear ring 5 is positioned at the middle part of shaft coupling 1.As shown in figures 6 a and 6b, gear ring 5 inner circle is threaded, and lower end is with boss.Gear ring 5 is left and right two half, conveniently puts into the second groove 10 of shaft coupling, is fixed by sheath 6.Described sheath 6 internal diameter is equal with the external diameter of gear ring 5, and the height of sheath 6 is a little less than gear ring 5, and after gear ring 5 overlaps upper jacket 6, the bottom of sheath 6 just touches the boss of gear ring 5 bottom.Six double wedges of sheath 6 upper end distribution are vertical with jacket outer surface, and gear ring 5 can not be moved up and down.Ball packing ring 4 and pad 3 are installed below gear ring 5 successively.
As shown in figures 4 a and 4b, described ball packing ring 4 is rounded washers, and at its several ball that circumferentially distribute, circle bead diameter is greater than the thickness of ball packing ring 4.When gear ring 5 rotates, gear ring 5 reduces frictional force with circle bead contact, and gear ring 5 can rotate like a cork.Have a pad 3 below ball packing ring 4, pad 3 is used for and circle bead contact.
The first described cushion rubber 7 and the second cushion rubber 8 are wrapped in the outside of shaft coupling 1, and upper surface inner circle is distributed with flange collar, are used for coordinating with the first groove 9 of shaft coupling.Uniform 6 rectangular glue teeth below flange collar, after the first cushion rubber is installed, glue tooth enters in the gap of six double wedges of sheath.
Utility model works process is as follows:
Six glue teeth of the first cushion rubber 7 inside put in the gap of sheath 6 double wedge.Hand rotation first cushion rubber 7, when the first cushion rubber 7 rotates, the glue tooth of the first cushion rubber 7, to sheath 6 double wedge one power forward, thus drives sheath 6 to rotate together thereupon.Sheath 6 and gear ring 5 closely cooperate, and when sheath 5 rotates with the first cushion rubber 7, gear ring 5 also can rotate with sheath 6.The screw thread of sheath 6 inside and the screw thread of claw 2 lower end engaged, gear ring 5 rotates, and drives again claw 2 to move up or down by threaded engagement.Because the tracks of claw 2 and the central shaft of shaft coupling are 16 ° of angles, when therefore claw 2 moves upward, the hole that six claws 2 open is more and more less; When claw 2 moves downward, the hole that six claws 2 open is increasing, and adjust to suitable deployed position, that nut is put into claw 2 opens hole.The utility model is contained on the termination of electric screwdriver, by electric screwdriver this nut fastening.
As shown in Figure 1, six through holes of shaft coupling the 3rd groove 11 lower end run through shaft coupling 1, and through hole central shaft becomes 16 ° of angles with the central shaft of shaft coupling 1.It is the oblique line becoming 16 ° of angles with central shaft that claw 2 enters the rear tracks of shaft coupling 1.The left side of claw 2 upper end is also the inclined-plane becoming 16 ° of angles with claw central shaft, and therefore claw 2 is converted into the axial linear movement of upper end by the diagonal movement of lower end.
As shown in Figure 2, the second groove 10 of shaft coupling distributes six axial notches, and described groove floor is circular arc.When claw 2 is put into after in shaft coupling 1, these six axial notches that are threaded through on claw 2 coordinate with gear ring 5, complete and drive claw 2 axially-movable by gear ring 5 radial motion.
As shown in fig. 4 a, several ball of the circumferentially distribution of ball packing ring 4, circle bead diameter is greater than the thickness of ball packing ring 4, and the sub-surrounding of ball applies one deck butter, serves the effect reduced friction when gear ring 5 rotates.
Exchange fastened tools when the utility model fully takes into account clamp nut frequently and bring very large trouble to work, and be instead of manually by electronic, substantially increase operating efficiency, simplify fastened tools.
Claims (3)
1. a nut fastening tool, it is characterized in that: described nut fastening tool comprises shaft coupling (1), claw (2), pad (3), ball packing ring (4), gear ring (5), sheath (6), the first gum cover (7), and the second gum cover (8); Described shaft coupling (1) is positioned at the center of nut fastening tool, connects claw (2), pad (3), ball packing ring (4), gear ring (5) and the first gum cover (7) respectively; Shaft coupling (1) is a hollow shaft, its peripheral distribution three annular grooves; First groove (9) is positioned at the upper end of shaft coupling (1), for holding first gum cover (7), comes off after preventing the first gum cover (7) from assembling; Second groove (10) is positioned at the middle part of shaft coupling (1), for holding gear ring (5); 3rd groove (11) is positioned at the lower end of shaft coupling (1), is used for placing ball packing ring (4) and pad (3).
2. according to nut fastening tool according to claim 1, it is characterized in that: the second groove (10) bottom surface of described shaft coupling (1) is the inclined-plane becoming 16 ° of angles with central shaft, inclined-plane is evenly equipped with six become 16 ° of angles semicircle axial notch with central shaft, groove floor is circular arc; Claw (2) enters into shaft coupling (1) by six manholes of the 3rd groove (11) lower end, the screw thread of its lower end is exposed by the semicircle axial notch on the second groove (10) bottom surface, be engaged with gear ring (5), gear ring (5) drives claw (2) axially-movable by radial motion.
3. according to nut fastening tool according to claim 2, it is characterized in that: six manholes of the 3rd groove (11) lower end of described shaft coupling (1) run through shaft coupling, and manhole central shaft becomes 16 ° of angles with the central shaft of shaft coupling (1); After claw (2) enters shaft coupling, tracks is the oblique line becoming 16 ° of angles with central shaft; The left side of claw (2) upper end becomes the inclined-plane of 16 ° of angles with claw central shaft, claw (2) is converted into the axial linear movement of upper end by the diagonal movement of lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520833428.4U CN205057902U (en) | 2015-10-26 | 2015-10-26 | Nut fastening tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520833428.4U CN205057902U (en) | 2015-10-26 | 2015-10-26 | Nut fastening tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205057902U true CN205057902U (en) | 2016-03-02 |
Family
ID=55384504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520833428.4U Expired - Fee Related CN205057902U (en) | 2015-10-26 | 2015-10-26 | Nut fastening tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205057902U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296618A (en) * | 2018-11-23 | 2019-02-01 | 储国亲 | A kind of dual-purpose mechanical fasteners nut and its fastening uses technique |
-
2015
- 2015-10-26 CN CN201520833428.4U patent/CN205057902U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109296618A (en) * | 2018-11-23 | 2019-02-01 | 储国亲 | A kind of dual-purpose mechanical fasteners nut and its fastening uses technique |
| CN109296618B (en) * | 2018-11-23 | 2020-04-07 | 昆山吉思诺电子有限公司 | Dual-purpose mechanical fastening nut and fastening use process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160912 Address after: 100083 Beijing city Haidian District Wangzhuang Road No. 1, Tsinghua Tongfang Technology Plaza B block 19 room 1908 Patentee after: Beijing Kenuo Weiye Photoelectric Technology Co., Ltd. Patentee after: Baoding Corona Control Equipment Co., Ltd. Address before: 071051 Baoding wind energy street, Hebei, No. 189 Patentee before: Baoding Corona Control Equipment Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20201026 |