CN213080171U

CN213080171U - A string nail spot facing work auxiliary device for guitar string is fixed

Info

Publication number: CN213080171U
Application number: CN202020707367.8U
Authority: CN
Inventors: 陈其霞
Original assignee: Zheng'an Xianyong Musical Instrument Manufacturing Co ltd
Current assignee: Zheng'an Xianyong Musical Instrument Manufacturing Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-04-30
Anticipated expiration: 2030-04-30

Abstract

The utility model discloses a string nail hole processing auxiliary device for guitar string fixation, include bottom plate, lower spacing frame and the last spacing frame that from the supreme parallel arrangement in proper order down, six parallel logical groove A have been seted up to the parallel on the bottom plate, lower spacing frame and last spacing frame all set up the logical groove B that corresponds respectively with logical groove A, still include six positioning columns of establishing the drill bit passageway in, the positioning column vertical movable mounting is between logical groove B of lower spacing frame and last spacing frame, and the positioning column can be fixed along the arbitrary length position of logical groove B; and bearings with inner rings with diameters smaller than that of the drill bit channels are arranged at least at the upper side and the lower side of the drill bit channels of the positioning columns. The utility model discloses can need to change the location of drilling position according to the mounted position of string nail, increase work efficiency. And the bearings arranged up and down are used for positioning, so that the swinging of the drill rod can be avoided, and the vertical degree of the drill hole is increased.

Description

A string nail spot facing work auxiliary device for guitar string is fixed

Technical Field

The utility model relates to a musical instrument makes technical field, in particular to a string nail spot facing work auxiliary device that is used for guitar string fixed.

Background

The guitar is numerous in style, and because the restriction of the nut, the string can be fixed with the peg at any angle, so for artistry or aesthetic property, the peg position that current guitar set up is changeable and unfixed, consequently need measure one by one and mark when drilling, and efficiency is very low. And the electric drill is directly held manually for drilling, the drill rod is easy to swing, and the vertical degree of the hole may deviate.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a quick location prevents the fixed peg hole processing auxiliary device of drilling rod wobbling string that is used for guitar.

The technical scheme of the utility model is that:

a string nail hole processing auxiliary device for fixing guitar strings comprises a bottom plate, a lower limiting frame and an upper limiting frame which are sequentially arranged in parallel from bottom to top, wherein six parallel through grooves A are formed in the bottom plate in parallel, the lower limiting frame and the upper limiting frame are both provided with through grooves B respectively corresponding to the through grooves A, the string nail hole processing auxiliary device further comprises six positioning columns with drill bit channels arranged therein, the positioning columns are vertically and movably installed between the through grooves B of the lower limiting frame and the upper limiting frame, and the positioning columns can be fixed along any length positions of the through grooves B; and bearings with inner rings with diameters smaller than that of the drill bit channels are arranged at least at the upper side and the lower side of the drill bit channels of the positioning columns.

Furthermore, the upper end and the lower end of the positioning column are respectively provided with a clamping sleeve capable of being adjusted in a sliding mode, and the lower limiting frame and the upper limiting frame are propped through the clamping sleeves to complete fixing and adjusting of the positioning column.

Furthermore, the cutting ferrule is square, and the opposite sides of the lower limiting frame and the upper limiting frame are respectively provided with sliding grooves along the two sides of the through groove B, and the width of each sliding groove is consistent with that of the cutting ferrule.

Furthermore, the end surface of the cutting sleeve and the bottom surface of the sliding groove are both provided with saw-shaped bulges corresponding to the teeth.

Furthermore, a threaded section and a sliding section are respectively arranged at the two ends of the positioning column, nuts are arranged on the threaded section, the periphery of the sliding section is a regular polygon, the external circle of the sliding section is smaller than the maximum external diameter of the threaded section, the inside of the clamping sleeve is matched with the periphery of the sliding section and slides on the sliding section, the length of the clamping sleeve is larger than that of the sliding section, and the clamping sleeve is adjusted to be abutted tightly through adjusting the nuts.

Furthermore, the lower limiting frame and the upper limiting frame are connected and supported through a plurality of vertical connecting frames.

The utility model discloses an useful part lies in:

the utility model discloses can need change the location of drilling position according to the mounted position of string nail, fix the headstock on the bottom plate when needing drilling. The drill bit of the electric drill penetrates through the bearing in the drill bit channel and is limited by the bearing, so that the interaction force between the brick and the positioning column can be reduced while the positioning is guaranteed, the stability of the positioning column is kept, and the working efficiency is accelerated. And the bearings arranged up and down are used for positioning, so that the swinging of the drill rod can be avoided, and the vertical degree of the drill hole is increased.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a sectional view taken along line A-A in FIG. 1;

fig. 3 is a schematic perspective view of the positioning post in fig. 1;

FIG. 4 is a cross-sectional view of the locating post of FIG. 3;

fig. 5 shows a first extreme example of a guitar string being fixed (in one line);

fig. 6 is a conventional fastening example of a guitar string;

fig. 7 shows a second extreme example of guitar string fixation (even distribution).

In the figure: the method comprises the following steps of 1-bottom plate, 11-through groove A, 2-lower limiting frame, 2 a-upper limiting frame, 21-through groove B, 22-sliding groove, 3-vertical connecting frame, 4-positioning column, 41-bearing, 42-threaded section, 421-nut, 43-sliding section, 431-clamping sleeve, 5-string, 51-nut and 52-peg.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1-7:

a string nail hole processing auxiliary device for fixing guitar strings 5 comprises a bottom plate 1, a lower limiting frame 2 and an upper limiting frame 2a which are sequentially arranged in parallel from bottom to top, wherein six parallel through grooves A11 are formed in the bottom plate 1 in parallel, the lower limiting frame 2 and the upper limiting frame 2a are respectively provided with through grooves B21 corresponding to the through grooves A11, the string nail hole processing auxiliary device further comprises six positioning columns 4 internally provided with drill bit channels, the positioning columns 4 are vertically and movably installed between the through grooves B21 of the lower limiting frame 2 and the upper limiting frame 2a, and the positioning columns 4 can be fixed along any length positions of the through grooves B21; and bearings 41 with inner ring diameters smaller than the diameter of the drill bit channel are arranged at least at the upper side and the lower side of the drill bit channel of the positioning column 4.

Specifically, the upper end and the lower end of the positioning column 4 are both provided with a clamping sleeve 431 capable of being adjusted in a sliding manner, and the clamping sleeve 431 is used for propping against the lower limiting frame 2 and the upper limiting frame 2a to complete the fixing and the adjustment of the positioning column 4.

Specifically, the cutting sleeve 431 is square, the sliding grooves 22 are formed in the opposite sides of the lower limiting frame 2 and the upper limiting frame 2a respectively along the two sides of the through groove B21, the width of each sliding groove 22 is consistent with that of the cutting sleeve 431, and the transverse position of the cutting sleeve 431 can be limited by the arrangement of the sliding grooves 22, so that the cutting sleeve 431 can be quickly positioned.

Specifically, the end surface of the cutting sleeve 431 and the bottom surface of the sliding groove 22 are provided with saw-shaped protrusions corresponding to the teeth, so that the abutting strength and stability are increased.

Specifically, both ends of the positioning column 4 are respectively provided with a threaded section 42 and a sliding section 43, the threaded section 42 is provided with a nut 421, the periphery of the sliding section 43 is a regular polygon, the circumscribed circle of the sliding section 43 is smaller than the maximum thread outer diameter of the threaded section 42, the inside of the clamping sleeve 431 is matched with the periphery of the sliding section 43 and slides on the sliding section 43, the length of the clamping sleeve 431 is larger than that of the sliding section 43, and the clamping sleeve 431 is adjusted to be tightly abutted by adjusting the nut 421.

Specifically, the lower limiting frame 2 and the upper limiting frame 2a are connected and supported by a plurality of vertical connecting frames 3.

The working principle is as follows: the pitch of the through grooves a11 and B21 corresponds to the pitch of the strings 5 or slightly larger, and is recommended to be not more than 1.2 times the pitch because the headstock cannot be large. The utility model has the advantages of can fix a position the position that needs drilling as required in a flexible way, can realize through the mounted position of adjustment reference column 4, one of the most extreme condition is as shown in figure 5, the peg setting of fixed string 5 is on one side, string 5 is fixed with peg 52 respectively after separating through capotasto 51, all reference columns 4 are installed at same logical groove B21 this moment, two of the next extreme condition are as shown in figure 7, evenly install in different logical groove B21. Therefore, the utility model discloses can need to change the location of drilling position according to the mounted position of string nail, fix the headstock on bottom plate 1 when needing drilling. The drill bit of the electric drill passes through the bearing 41 in the drill bit channel and is limited by the bearing 41, so that the interaction force between the brick and the positioning column 4 can be reduced while the positioning is ensured, the stability of the positioning column 4 is kept, and the working efficiency is accelerated. And the bearings 41 arranged up and down are used for positioning, so that the swinging of the drill rod can be avoided, and the vertical degree of the drill hole is increased.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. The utility model provides a string nail spot facing work auxiliary device that is used for guitar string fixed which characterized in that: the positioning device comprises a bottom plate, a lower limiting frame and an upper limiting frame which are sequentially arranged from bottom to top in parallel, wherein six parallel through grooves A are formed in the bottom plate in parallel, through grooves B which correspond to the through grooves A respectively are formed in the lower limiting frame and the upper limiting frame, and six positioning columns with drill bit channels are arranged in the positioning columns; and bearings with inner rings with diameters smaller than that of the drill bit channels are arranged at least at the upper side and the lower side of the drill bit channels of the positioning columns.

2. The string nail hole machining auxiliary device for guitar string fixing as claimed in claim 1, wherein: the positioning column is provided with clamping sleeves capable of being adjusted in a sliding mode at the upper end and the lower end of the positioning column, and the lower limiting frame and the upper limiting frame are abutted through the clamping sleeves to complete fixing and adjusting of the positioning column.

3. The string nail hole machining auxiliary device for guitar string fixing as claimed in claim 2, wherein: the clamping sleeve is square, sliding grooves are formed in the opposite sides of the lower limiting frame and the upper limiting frame respectively along the two sides of the through groove B, and the width of each sliding groove is consistent with that of the clamping sleeve.

4. The string nail hole machining auxiliary device for guitar string fixing as claimed in claim 3, wherein: the end face of the cutting sleeve and the bottom face of the sliding groove are both provided with saw-shaped bulges corresponding to the teeth.

5. The string nail hole machining auxiliary device for guitar string fastening as recited in any one of claims 2 to 4, characterized in that: the utility model discloses a clamping sleeve, including reference column, clamping sleeve, locating column, nut, clamping sleeve.

6. The string nail hole machining auxiliary device for guitar string fixing as claimed in claim 1, wherein: the lower limiting frame and the upper limiting frame are connected and supported through a plurality of vertical connecting frames.