CN114012647A - Round nut locking tool - Google Patents
Round nut locking tool Download PDFInfo
- Publication number
- CN114012647A CN114012647A CN202111411068.5A CN202111411068A CN114012647A CN 114012647 A CN114012647 A CN 114012647A CN 202111411068 A CN202111411068 A CN 202111411068A CN 114012647 A CN114012647 A CN 114012647A
- Authority
- CN
- China
- Prior art keywords
- clamping jaw
- round nut
- fluted disc
- nut locking
- locking tool
- 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
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The invention relates to a round nut locking tool, and belongs to the field of mechanical assembly. The clamping jaw comprises a plurality of clamping jaw single bodies which are uniformly distributed on the circumference; the jaw single body comprises a connecting part and a fixing part which are connected, and a taper gear shaft is arranged at one end of the connecting part, which is far away from the fixing part; the clamping jaw mechanism is characterized by further comprising a conical fluted disc, the clamping jaw single body is connected to the conical fluted disc through a conical gear shaft, and the clamping jaw single body moves along the direction close to or far away from the conical fluted disc along the rotation of the conical fluted disc. The invention can be used for pre-tightening the round nut under the working condition of narrow space or the working condition of the round nut in the hole, can be used for installing various round nuts and reduces the production investment; the locking condition of the round nut can be observed during pre-tightening, the situation of non-locking or over-tightening is prevented from occurring, the product quality is improved, the clamping jaw single body can be independently replaced when damaged, the whole tool does not need to be scrapped, and the cost is saved.
Description
Technical Field
The invention belongs to the field of mechanical assembly and relates to a round nut locking tool.
Background
At present often use crescent spanner or drum formula locking frock to fix and lock round nut, but crescent spanner is not applicable to the narrow or downthehole pretension in space, shelters from round nut is whole when drum formula locking frock assembles, can't effectively judge the round nut locking condition, and needs every kind of specification round nut to be equipped with a frock, and required frock is in large quantity, and weight is big, uses inconveniently.
Disclosure of Invention
In view of this, the invention aims to provide a round nut locking tool, which is suitable for round nuts with more specifications, and can observe the locking condition of the round nuts in the whole process during the pre-tightening process, thereby improving the product quality and reducing the tool investment.
In order to achieve the purpose, the invention provides the following technical scheme:
a round nut locking tool comprises a plurality of clamping jaw single bodies, wherein the clamping jaw single bodies are uniformly distributed on the circumference; the jaw single body comprises a connecting part and a fixing part which are connected, and a taper gear shaft is arranged at one end of the connecting part, which is far away from the fixing part; the clamping jaw mechanism is characterized by further comprising a conical fluted disc, the clamping jaw single body is connected to the conical fluted disc through a conical gear shaft, and the clamping jaw single body moves along the direction close to or far away from the conical fluted disc along the rotation of the conical fluted disc.
Optionally, a shaft sleeve is arranged on the bevel gear disc, and the taper gear shaft is connected to the bevel gear disc through the shaft sleeve.
Optionally, the conical fluted disc is connected with the shaft sleeve through a deep groove ball bearing.
Optionally, the taper gear shaft is arranged on the connecting part through a taper gear mounting body.
Optionally, the clamping jaw structure further comprises a mounting seat, wherein grooves matched with the clamping jaw units in number are formed in the mounting seat to mount the clamping jaw units.
Optionally, the cover plate covers on one side of the conical fluted disc and the claw single body and is detachably arranged on the mounting seat.
Optionally, a notch facilitating rotation of the bevel gear plate is formed in the bevel gear plate.
Optionally, the conical fluted disc is circular.
Optionally, the taper gear shaft is in a regular polygon shape, and the number of edges of the taper gear shaft is matched with the number of the jaw single bodies.
Optionally, a key groove is formed in one end, far away from the connecting part, of the fixing part of the jaw unit, and a single key is assembled in the key groove.
The invention has the beneficial effects that:
the invention can be used for pre-tightening the round nut under the working condition of narrow space or the working condition of the round nut in the hole, can be used for installing various round nuts and reduces the production investment; the locking condition of the round nut can be observed during pre-tightening, the situation of non-locking or over-tightening is prevented from occurring, the product quality is improved, the clamping jaw single body can be independently replaced when damaged, the whole tool does not need to be scrapped, and the cost is saved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
For the purposes of promoting a better understanding of the objects, aspects and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the mounting plate of the present invention
FIG. 3 is a schematic structural diagram of a jaw unit;
FIG. 4 is a schematic view of the installation position of the deep groove ball bearing;
fig. 5 is a schematic view of the position of the locking screw and the set screw.
Reference numerals: the locking device comprises a locking screw 1, a bevel gear mounting body 2, a cover plate 3, a bevel gear disc 4, a shaft sleeve 5, a taper gear shaft 6, a mounting seat 7, a clamping jaw single body 8, a single key 9, a deep groove ball bearing 10 and a fixing screw 11.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic way, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in the drawings in which there is no intention to limit the invention thereto; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not an indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes, and are not to be construed as limiting the present invention, and the specific meaning of the terms may be understood by those skilled in the art according to specific situations.
Referring to fig. 1 to 5, the round nut locking tool includes a plurality of jaw units 8, the jaw units 8 are uniformly distributed on the circumference, and the jaw units are in the form of jaws, so that the sunken round nut can be conveniently installed, and meanwhile, the relative positions of the round nut and a stop washer can be observed, and the weight is reduced; the jaw single body 8 comprises a connecting part and a fixing part which are connected, and a taper gear shaft 6 is arranged at one end of the connecting part, which is far away from the fixing part; still include awl fluted disc 4, jack catch monomer 8 is connected through tapering gear shaft 6 on the awl fluted disc 4, set up on the awl fluted disc 4 with a plurality of spiral chutes of shaft end assorted of tapering gear shaft 6, rotate awl fluted disc 4, the movement of spiral chute is followed to tapering gear shaft 6 on the jack catch monomer 8, drives jack catch monomer 8 and follows the rotation of awl fluted disc 4 is followed and is close to or keep away from the direction motion of awl fluted disc 4. The claw single bodies 8 are connected with the bevel gears by utilizing the screw rods, and the six claw single bodies 8 are enabled to simultaneously and equivalently move by rotating the middle conical fluted disc 4 so as to be suitable for round nuts with different specifications.
The conical fluted disc 4 is provided with a shaft sleeve 5, and the conical gear shaft 6 is connected to the conical fluted disc 4 through the shaft sleeve 5; the conical fluted disc 4 is connected with the shaft sleeve 5 through a deep groove ball bearing 10; the taper gear shaft 6 is arranged on the connecting part through the taper gear mounting body 2; the clamping jaw single body structure further comprises a mounting base 7, wherein grooves matched with the clamping jaw single bodies 8 in number are formed in the mounting base 7 so as to mount the clamping jaw single bodies 8; the cover plate 3 covers one side of the conical fluted disc 4 and the jaw single body 8 and is detachably arranged on the mounting base 7, and the cover plate 3 is provided with a fixing screw 11 matched with the mounting base 7 and a locking screw 1 for fixing the jaw single body 8; the bevel gear plate 4 is provided with a notch which is convenient for rotating the bevel gear plate 4; the conical fluted disc 4 is circular; the taper gear shaft 6 is in a regular polygon shape, and the number of edges of the taper gear shaft is matched with the number of the jaw single bodies 8; a key groove is formed in one end, far away from the connecting portion, of the fixing portion of the clamping jaw single body 8, a single key 9 is assembled in the key groove, the single key 9 is matched with a clamping groove in the outer circle of a round nut, the single key 9 is installed at the lower end of the clamping jaw single body of the tool, and corresponding single key 9 widths are matched with clamping grooves of round nuts of different specifications.
The invention adopts the cooperation of six claw single bodies 8 and six clamping grooves on the excircle of a round nut, the round nut is rotated by utilizing the clamping grooves, six rectangular grooves are equally divided on the end surface of an installation seat 7, the claw single bodies 8 are installed in the rectangular grooves of the installation seat 7 and are connected with a taper gear shaft 6 through a screw rod, the taper gear shaft 6 is meshed with a taper gear disc 4, and the claw single bodies 8 are simultaneously moved in an equivalent manner by rotating the taper gear disc 4, so that the invention is suitable for round nuts with different specifications. The cover plate 3 is mounted on the upper end surface of the mounting base 7 by using a fixing screw 11, and positions the clamping claw single body 8, the conical tooth mounting body 2, the conical fluted disc and the like. According to round nut excircle draw-in groove width selection single bond 9 install 8 lower extreme keyways of jack catch monomer in, tapering gear shaft 6 utilizes the axle head lead screw with jack catch monomer 8 to be connected, and awl fluted disc 4 is installed in the middle of mount pad 7, with the meshing of tapering gear shaft 6, and the upper end is fixed a position through apron 3, and hexagonal in the middle of the processing of tapering dish upper end, usable instrument rotate, also directly process into the rotation spanner to realize similar function. The shaft sleeve 5 is connected with the bevel gear disc 4 through the deep groove ball bearing 10, the taper gear shaft 6 is positioned, and the shaft sleeve 5 and the taper gear disc rotate relatively when the adjustment is carried out. The cover plate 3 is mounted on the upper end face of the mounting seat 7 by using a fixing screw 11, positions the clamping claw single body 8, the bevel gear mounting body 2, the bevel gear disc 4 and the like, and transmits torque when in use. The protruding part at the upper end of the cover plate 3 can be made into different shapes, such as an outer hexagon, a square body and the like, according to different tools.
When the tool is used, the conical fluted disc 4 is rotated through the inner hole of the cover plate 3, so that the jaw single bodies 8 move inside and outside, the single keys 9 at the lower ends of the jaw single bodies 8 are placed in the clamping grooves of the excircle of the round nut, one of the jaw single bodies 8 is locked by the locking screw 1, and then the round nut is pre-tightened by a pneumatic or hydraulic tool. The tool can be suitable for round nuts of various specifications.
Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.
Claims (10)
1. The utility model provides a round nut locking frock which characterized in that: the clamping jaw comprises a plurality of clamping jaw single bodies which are uniformly distributed on the circumference; the jaw single body comprises a connecting part and a fixing part which are connected, and a taper gear shaft is arranged at one end of the connecting part, which is far away from the fixing part; the clamping jaw mechanism is characterized by further comprising a conical fluted disc, the clamping jaw single body is connected to the conical fluted disc through a conical gear shaft, and the clamping jaw single body moves along the direction close to or far away from the conical fluted disc along the rotation of the conical fluted disc.
2. The round nut locking tool according to claim 1, characterized in that: the bevel gear disc is provided with a shaft sleeve, and the taper gear shaft is connected to the bevel gear disc through the shaft sleeve.
3. The round nut locking tool according to claim 2, characterized in that: the conical fluted disc is connected with the shaft sleeve through a deep groove ball bearing.
4. The round nut locking tool according to claim 1, characterized in that: the taper gear shaft is arranged on the connecting part through the taper gear mounting body.
5. The round nut locking tool according to claim 1, characterized in that: the clamping jaw is characterized by further comprising a mounting seat, wherein grooves matched with the number of the clamping jaw units are formed in the mounting seat to mount the clamping jaw units.
6. The round nut locking tool according to claim 5, characterized in that: the cover plate covers on one side of the conical fluted disc and the claw monomer and is detachably arranged on the mounting seat.
7. The round nut locking tool according to claim 1, characterized in that: the bevel gear disc is provided with a notch which is convenient for rotating the bevel gear disc.
8. The round nut locking tool according to claim 1, characterized in that: the conical fluted disc is circular.
9. The round nut locking tool according to claim 2, characterized in that: the taper gear shaft is in a regular polygon shape, and the number of edges of the taper gear shaft is matched with the number of the jaw monomers.
10. The round nut locking tool according to claim 1, characterized in that: a key groove is formed in one end, far away from the connecting part, of the fixing part of the clamping jaw monomer, and a single key is assembled in the key groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111411068.5A CN114012647A (en) | 2021-11-25 | 2021-11-25 | Round nut locking tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111411068.5A CN114012647A (en) | 2021-11-25 | 2021-11-25 | Round nut locking tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114012647A true CN114012647A (en) | 2022-02-08 |
Family
ID=80066502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111411068.5A Pending CN114012647A (en) | 2021-11-25 | 2021-11-25 | Round nut locking tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114012647A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204354037U (en) * | 2014-12-31 | 2015-05-27 | 浙江机电职业技术学院 | Handheld manual presss from both sides loose bolt device |
| CN204366894U (en) * | 2014-12-23 | 2015-06-03 | 株洲高精传动技术有限公司 | Stripped nut pre-tightening apparatus |
| CN204935512U (en) * | 2015-09-18 | 2016-01-06 | 中国长江电力股份有限公司 | A kind of reducing sleeve |
| CN108356744A (en) * | 2018-03-29 | 2018-08-03 | 云南经济管理学院 | A kind of multipurpose wrench |
| CN110900476A (en) * | 2019-11-22 | 2020-03-24 | 南京信息职业技术学院 | Synchronous centering clamping device for multi-cylinder parts with equal diameters |
| CN213289289U (en) * | 2020-09-09 | 2021-05-28 | 天津市天附宏利机床附件有限公司 | Welding chuck |
| CN112847222A (en) * | 2019-11-27 | 2021-05-28 | 衡阳市恒锋机械制造有限公司 | Filter spanner with novel structure |
-
2021
- 2021-11-25 CN CN202111411068.5A patent/CN114012647A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204366894U (en) * | 2014-12-23 | 2015-06-03 | 株洲高精传动技术有限公司 | Stripped nut pre-tightening apparatus |
| CN204354037U (en) * | 2014-12-31 | 2015-05-27 | 浙江机电职业技术学院 | Handheld manual presss from both sides loose bolt device |
| CN204935512U (en) * | 2015-09-18 | 2016-01-06 | 中国长江电力股份有限公司 | A kind of reducing sleeve |
| CN108356744A (en) * | 2018-03-29 | 2018-08-03 | 云南经济管理学院 | A kind of multipurpose wrench |
| CN110900476A (en) * | 2019-11-22 | 2020-03-24 | 南京信息职业技术学院 | Synchronous centering clamping device for multi-cylinder parts with equal diameters |
| CN112847222A (en) * | 2019-11-27 | 2021-05-28 | 衡阳市恒锋机械制造有限公司 | Filter spanner with novel structure |
| CN213289289U (en) * | 2020-09-09 | 2021-05-28 | 天津市天附宏利机床附件有限公司 | Welding chuck |
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