CN211969167U

CN211969167U - Wide two torsional spring installation tool of application scope

Info

Publication number: CN211969167U
Application number: CN202020001661.7U
Authority: CN
Inventors: 许江东; 林雄; 花计杰; 张坤城
Original assignee: Xiamen Jieou Automotive Electronics Co ltd
Current assignee: Xiamen Jieou Automotive Electronics Co ltd
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-11-20
Anticipated expiration: 2030-01-02

Abstract

The utility model discloses a wide two torsional spring installation tool of application scope belongs to a mechanical mounting tool technical field, including the tool main part, two through-holes that run through the tool main part are seted up to the one end symmetry of tool main part, and the both sides lateral wall of its other end is provided with first spacing groove and second spacing groove, first spacing groove and second spacing groove all are provided with a plurality of draw-in grooves, two along tool main part length direction the through-hole is used for passing two of two torsional springs and extends the end, corresponds the position the draw-in groove is used for two of card income two of two torsional springs to extend the end down, the utility model has the advantages of it is easy and simple to handle and the application scope is wide through two torsional springs of tool installation.

Description

Wide two torsional spring installation tool of application scope

Technical Field

The utility model relates to a mechanical installation tool technical field specifically is a wide two torsional spring installation tools of application scope.

Background

A torsion spring is a mechanical part that works by elasticity, and is generally made of spring steel. For controlling the movement of the machine parts, for damping shocks or vibrations, for storing energy, for measuring the force, etc. The double torsion spring is generally formed by embedding a small spring in the middle of a large spring, the large spring and the small spring both comprise an upper extending end and a lower extending end which are vertically distributed, and the upper extending end and the lower extending end of the large spring and the small spring are mutually distributed in a staggered manner. The double torsion spring structure is a mechanism which is generated on the basis of a single torsion spring structure and is used for ensuring safety. When one torsion spring is broken, the other torsion spring can continue to work, and the structural functionality is ensured to be normal. The double torsion spring is mainly applied to the automobile industry, such as an electronic accelerator pedal. However, the prepressing installation of the double torsion springs is still technically a difficult problem at present, and is usually purely manual installation, which is time-consuming and labor-consuming, and the quality cannot be guaranteed.

To this end, those skilled in the relevant art will make improvements, such as "electronic accelerator pedal spring mounting tool" proposed in chinese patent application No. CN202399912U, which comprises an electronic accelerator pedal and a spring installation tool main body, wherein the spring installation tool main body is in a bent shape, the bending part of the connecting rod is outwards formed into two parallel long end parts and short end parts, the end surface of the long end part is at least provided with a groove, and the groove extends inward to the bent portion, a spring having one end disposed in the through-hole, the other end of the spring is arranged in the groove, the spring mounting tool main body connected with the spring is arranged in the electronic accelerator pedal through a connecting piece, although this utility model discloses can satisfy and install the characteristics to the electronic accelerator pedal in two torsional springs through spring mounting frock main part.

However, the technical scheme in the application document still has defects, for example, the size of the spring mounting tool main body is limited, only one size of double torsion springs can be met, the flexibility is low, the spring mounting tool main body needs to be redesigned when the double torsion springs with larger or smaller sizes are met, and the application range is limited.

Based on this, the utility model designs a wide two torsional spring installation tool of application scope to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wide two torsional spring installation tool of application scope to solve above-mentioned technical problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a wide two torsional spring installation tool of application scope, includes the tool main part, the one end symmetry of tool main part is provided with two through-holes that run through the tool main part, and the both sides lateral wall of its other end is provided with first spacing groove and second spacing groove, first spacing groove and second spacing groove all are provided with a plurality of draw-in grooves along tool main part length direction, two the through-hole is used for passing two of two torsional springs and extends the end, corresponding position the draw-in groove is used for two of card income two lower extension ends of two torsional springs.

Preferably, a plurality of limiting plates are arranged in the first limiting groove and the second limiting groove, the clamping grooves are formed among the limiting plates and between the limiting plates and the jig main body, and limiting parts are arranged at the inlet positions of the lower end faces of the clamping grooves.

Preferably, the number of the limiting plates is three, and the three limiting plates are arranged at equal intervals along the length direction of the jig main body respectively.

Preferably, the limiting parts are provided with transition surfaces with trapezoidal sections.

Preferably, the through hole is a bidirectional tapered hole.

Preferably, a threaded hole is formed between the two through holes, a bolt and a nut matched with the diameter of the threaded hole are arranged on the threaded hole, one end of the bolt penetrates through the threaded hole from one side in the same direction as the double torsion springs and is locked with the nut, and the jig main body is tightly attached to one side of the nut.

Preferably, the jig main body is provided with a material saving groove between the first limit groove and the second limit groove.

Preferably, the first limiting groove is higher than the second limiting groove along the length direction of the jig main body.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model comprises a jig main body, wherein one end of the jig main body is symmetrically provided with two through holes which run through the jig main body, the side walls of the two sides of the other end of the fixture are provided with a first limiting groove and a second limiting groove, the first limiting groove and the second limiting groove are both provided with a plurality of clamping grooves along the length direction of the fixture main body, two through holes are used for penetrating two upper extending ends of the double torsion spring, the clamping grooves at the corresponding positions are used for being clamped into two lower extending ends of the double torsion springs, when the double torsion springs are installed, the upper extending ends of the double torsion springs penetrate through the two symmetrical through holes of the jig main body, the lower extending ends penetrate through the first limiting groove and the second limiting groove of the jig main body, then the jig main body is placed into the electronic accelerator pedal, can realize the installation of two torsional springs to when meetting the spring of different specifications, can pass other draw-in grooves of tool main part with the lower extension end of two torsional springs in, realize being applicable to the installation of the two torsional springs of multiple specification and dimension.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a schematic diagram illustrating a partially enlarged structure of the highlighted limiting plate of the embodiment;

FIG. 3 is a schematic view of a partially enlarged cross-sectional structure of the highlighted through-hole of the present embodiment;

fig. 4 is a schematic view of the mounting structure of the present embodiment.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a jig main body; 2. a double torsion spring; 21. a small spring; 22. a large spring; 3. an upper extension end; 4. a lower extension end; 5. a through hole; 6. a first limit groove; 7. a second limit groove; 8. a card slot; 9. a limiting part; 10. a transition surface; 11. a limiting plate; 12. a bolt; 13. a nut; 14. a material-saving groove; 15. an electronic accelerator pedal.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a wide two torsional spring installation tool of application scope, including tool main part 1, two through-holes 5 that run through tool main part 1 are seted up to tool main part 1's one end symmetry, first spacing groove 6 and second spacing groove 7 have been seted up to the both sides lateral wall of its other end, a plurality of draw-in grooves 8 have all been seted up along 1 length direction of tool main part in first spacing groove 6 and second spacing groove 7, two through-holes 5 are used for passing two of two torsional springs 2 and extend end 3, draw-in groove 8 that corresponds the position is used for two of card income two torsional springs 2 to extend end 4 down.

As shown in fig. 1, a plurality of limiting plates 11 have all been seted up in first spacing groove 6 and the second spacing groove 7, form draw-in groove 8 between a plurality of limiting plates 11 and between limiting plate 11 and the tool main part 1, and spacing portion 9 has been seted up to the lower terminal surface entry position of a plurality of draw-in grooves 8, and in the installation, the lower extension end 4 of two torsional springs 2 can pass through draw-in groove 8 and fix, and spacing portion 9 can prevent effectively that two torsional springs 2 from side roll-off draw-in groove 8 in the installation.

Further, limiting plate 11 has threely, arranges along the equidistance on the length direction of tool main part 1 respectively, when meetting different specification and size's spring, can adjust other draw-in grooves 8 with the lower extension end 4 card income of two torsional springs 2, realizes applicable two torsional springs 2 installations in multiple specification and size.

Furthermore, the limiting parts 9 are all provided with transition surfaces 10 with trapezoidal sections, and the transition surfaces 10 are beneficial to clamping the lower extension ends 4 of the double torsion springs 2 into the clamping grooves 8 easily and laborsavingly when the double torsion springs 2 are clamped into the clamping grooves 8 due to certain tension of the double torsion springs 2.

As shown in fig. 3, the through hole 5 is a bidirectional tapered hole, and when the double torsion spring 2 is mounted and dismounted, the passing area of the bidirectional tapered hole can be increased, so that the upper extending end 3 of the double torsion spring 2 more accurately passes through the through hole 5, the mounting and dismounting are easy, and the time and labor are saved.

As shown in fig. 1 and 3, a threaded hole is formed between the two through holes 5, a bolt 12 and a nut 13 which are matched with the diameter of the threaded hole are arranged on the threaded hole, one end of the bolt 12 penetrates through the threaded hole from one side in the same direction as the double torsion spring 2 and is locked with the nut 13, one side of the nut 13 is tightly attached to the jig main body 1, a handle structure is formed through connection of the bolt 12 and the nut 13, and in the installation and disassembly processes, the double torsion spring 2 can be installed or disassembled from the electronic accelerator pedal 15 by holding the tail of the bolt 12 through the stress point of the bolt 12.

As shown in fig. 1, the fixture body 1 is provided with a material-saving groove 14 between the first limiting groove 6 and the second limiting groove 7, and the material-saving groove 14 is provided at this position, so that the fixture material can be saved, and the fixture can be made more lightweight and smaller.

As shown in fig. 1, the first limiting groove 6 is higher than the second limiting groove 7 along the length direction of the jig main body 1, the first limiting groove 6 is used for clamping the small spring 21 in the double torsion spring 2, and the second limiting groove 7 is used for clamping the large spring 22 in the double torsion spring 2, so that the placing space of the large spring 22 is enough and the large spring is not clamped too tightly by the jig main body 1.

One specific application of this embodiment is:

use the utility model discloses a during two torsional springs installation tool, at first two torsional springs 2 last extension end 3 passes two through-holes 5 of tool main part 1, extend end 4 down and pass first spacing groove 6 and the second spacing groove 7 of tool main part 1, when needs install the different two torsional springs 2 of specification and dimension, can pass other draw-in grooves 8 of tool main part 1 with the lower extension end 4 of two torsional springs 2, realize the installation of multiple specification and dimension's two torsional springs 2, two torsional springs 2 install on the tool main part 1 after, the rethread bolt 12 puts into electronic accelerator pedal 15 with tool main part 1, take out tool main part 1 in the last opposite direction, accomplish the installation of two torsional springs 2.

To sum up, use the utility model discloses a two torsional spring installation tool, through a plurality of draw-in groove 8 structures on the first spacing groove 6 of tool main part 1 and the second spacing groove 7, can play the installation effect of utilizing this tool to accomplish multiple specification and dimension's two torsional springs, and the installation is dismantled portably, easy operation.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a wide two torsional spring installation tool of application scope, includes tool main part (1), its characterized in that: the one end symmetry of tool main part (1) is provided with two through-holes (5) that run through tool main part (1), and the both sides lateral wall of its other end is provided with first spacing groove (6) and second spacing groove (7), first spacing groove (6) and second spacing groove (7) all are provided with a plurality of draw-in grooves (8), two along tool main part (1) length direction through-hole (5) are used for passing two of two torsional spring (2) and extend end (3), correspond the position draw-in groove (8) are used for the card to go into two of two torsional spring (2) and extend end (4) down.

2. The wide two torsional spring installation tools of application scope of claim 1, characterized in that: all be provided with a plurality of limiting plates (11) in first spacing groove (6) and second spacing groove (7), it is a plurality of form between limiting plate (11) and tool main part (1) draw-in groove (8), it is a plurality of the lower terminal surface entry position of draw-in groove (8) is provided with spacing portion (9).

3. The wide two torsional spring installation tools of application scope of claim 2, characterized in that: the number of the limiting plates (11) is three, and the three limiting plates are arranged at equal intervals along the length direction of the jig main body (1).

4. The wide two torsional spring installation tools of application scope of claim 2, characterized in that: the limiting parts (9) are all provided with transition surfaces (10) with trapezoidal sections.

5. The wide two torsional spring installation tools of application scope of claim 1, characterized in that: the through hole (5) is a bidirectional tapered hole.

6. The wide two torsional spring installation tools of application scope of claim 1, characterized in that: two be provided with the screw hole between through-hole (5), be equipped with bolt (12) and nut (13) with screw thread aperture size looks adaptation on the screw hole, the screw hole is passed from one side with two torsional spring (2) syntropy to the one end of bolt (12), and locks with nut (13), tool main part (1) is hugged closely to one side of nut (13).

7. The wide two torsional spring installation tools of application scope of claim 1, characterized in that: the jig main body (1) is provided with a material saving groove (14) between the first limiting groove (6) and the second limiting groove (7).

8. The wide two torsional spring installation tools of application scope of claim 1, characterized in that: the first limiting groove (6) is higher than the second limiting groove (7) along the length direction of the jig main body (1).