CN215432650U

CN215432650U - Positioning tool for 3C workpiece

Info

Publication number: CN215432650U
Application number: CN202122240002.6U
Authority: CN
Inventors: 池彬永; 李凌祥; 纪甘露; 李伟源; 胡岳霖
Original assignee: Xiamen Huizhituo Digital Manufacturing Technology Research Institute Co ltd; Xiamen Dahonghan Metal Material Technology Co ltd
Current assignee: Xiamen Huizhituo Digital Manufacturing Technology Research Institute Co ltd; Xiamen Dahonghan Metal Material Technology Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-01-07
Anticipated expiration: 2031-09-16

Abstract

The utility model discloses a positioning tool for a 3C workpiece, wherein positioning laths are arranged at the top of a tool base, gaps are arranged among a plurality of groups of positioning laths, a groove is formed in the top of each positioning lath, and the plurality of groups of positioning laths are uniformly and transversely arranged at the top of the tool base; the positioning lath comprises a positioning plate and a bottom plate; the top of the tool base is provided with a strip-shaped groove matched with the bottom plate, and the bottom plate is movably inserted into the strip-shaped groove; and a positioning assembly is arranged at the end part of the strip-shaped groove. Set up the groove at the top of location lath and be used for placing U type work piece, adopt "transition fit"'s principle to be connected between U type work piece and the groove for tight silk seaming when spare part assembles the frock, the effectual vibrations of avoiding spare part in the course of working assists this kind of 3C work piece to carry out quick high efficiency and stabilize processing, simultaneously, ingenious utilization location lath and specific clearance design make spare part stable processing, efficient processing on this frock.

Description

Positioning tool for 3C workpiece

Technical Field

The utility model relates to the technical field of mechanical engineering, in particular to a positioning tool for a 3C workpiece.

Background

The positioning tool is used for rapidly fixing a workpiece during machining so as to keep a machine tool, the workpiece and a cutter at relatively correct and stable positions, the quality of the tool directly influences the machining quality of the workpiece, parts needing to be machined on the market are strange, some parts are expensive in manufacturing cost, some parts do not have corresponding tools on the market, different working conditions exist, the requirements on the tools are more strict when the parts are machined under high-speed and high-efficiency conditions, and the parts in special shapes need to be specially customized at present. When a CNC test is specially used for a 3C milling cutter, the service life of a U-shaped long strip-shaped workpiece needs to be observed and judged by milling. And the processing efficiency of the U-shaped strip-shaped tool existing in the market is low.

Disclosure of Invention

The utility model aims to provide a positioning tool for a 3C workpiece, which can clamp a plurality of workpieces at one time and improve the processing efficiency so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the positioning tool for the 3C workpiece comprises a tool base, wherein positioning laths are arranged at the top of the tool base, gaps are formed among a plurality of groups of positioning laths, a groove is formed in the top of each positioning lath, and the plurality of groups of positioning laths are uniformly and transversely arranged at the top of the tool base;

the positioning lath comprises a positioning plate and a bottom plate; the top of the bottom plate is fixedly connected with the bottom of the positioning plate, and the groove is formed in the center of the top of the positioning plate;

the top of the tool base is provided with a strip-shaped groove matched with the bottom plate, and the bottom plate is movably inserted into the strip-shaped groove; and a positioning assembly is arranged at the end part of the strip-shaped groove.

Preferably, the two sides of the tool base are provided with vices, and the height of the working end of each vice is the same as that of the positioning lath.

Preferably, the strip-shaped grooves comprise through grooves and blind grooves; the through groove is positioned at the top of the blind groove, the bottom plate is inserted in the blind groove, and the positioning plate is inserted in the through groove.

Preferably, the end of the blind groove is provided with a groove, the inside of the groove is fixedly connected with a fixing plate, the inside of the fixing plate is provided with a through hole, the inside of the through hole is movably inserted with a positioning rod, the inside of the bottom plate is provided with a positioning hole matched with the positioning rod, and the positioning rod is movably inserted inside the positioning hole.

Preferably, a limiting plate and a compression spring are arranged outside the positioning rod; the limiting plate is fixedly connected to the surface of the positioning rod, the compression spring is located between the limiting plate and the fixing plate, and one side of the limiting plate is in contact with one side of the bottom plate.

Preferably, the height of the positioning lath is one fourth of the height of the workpiece.

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

1. the tool mainly comprises a tool base, a positioning lath and other parts, wherein a groove is formed in the top of the positioning lath and used for placing a U-shaped workpiece, and the U-shaped workpiece is connected with the groove by adopting a transition fit principle, so that the part is tightly jointed when being assembled on the tool, the vibration of the part in the machining process is effectively avoided, the 3C workpiece is assisted to be quickly, efficiently and stably machined, and meanwhile, the positioning lath and a specific gap design are ingeniously utilized, so that the part is stably machined and efficiently machined on the tool.

2. The positioning lath in the tool comprises a positioning plate and a bottom plate, wherein the bottom plate is fixed in a strip-shaped groove at the top of the tool base through a positioning assembly, so that the positioning lath can be conveniently replaced according to the size of a U-shaped workpiece, and the tool has wider adaptability.

Drawings

FIG. 1 is a schematic structural view of a tooling base of the present invention;

FIG. 2 is a schematic view of a connecting structure of a tooling base and a positioning lath according to the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the positioning slat of the present invention;

FIG. 5 is a schematic structural view of a groove according to the present invention.

In the figure: 1. a tooling base; 2. positioning the lath; 3. a groove; 4. a gap; 5. positioning a plate; 6. a base plate; 7. a strip-shaped groove; 8. a compression spring; 9. a through groove; 10. a blind groove; 11. a groove; 12. a fixing plate; 13. a through hole; 14. positioning a rod; 15. positioning holes; 16. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 5, the utility model provides a positioning tool for a 3C workpiece, which comprises a tool base 1, wherein positioning laths 2 are arranged at the top of the tool base 1, gaps 4 are arranged among a plurality of groups of positioning laths 2, a groove 3 is arranged at the top of each positioning lath 2, and the plurality of groups of positioning laths 2 are uniformly and transversely arranged at the top of the tool base 1; the size of the tool base 1 is 200 × 120 × 40 cuboid, five groups of positioning laths 2 can be arranged, and the five positioning laths 2 are uniformly distributed on the tool base 1 and are symmetrical integrally according to the center. The milling cutter can be clamped for five times at one time, the structural stability of the milling cutter is improved through the ingenious design of the milling cutter, the situation that the test result is influenced due to the fact that a workpiece vibrates in the machining process is avoided, the length of time that the milling cutter runs in the air is shortened through the design of the distance between the two hole positions, and the test efficiency of the milling cutter is improved.

According to the principle of 'transition fit', the groove width 3 is designed to be 6.85mm, so that the parts are tightly jointed when being assembled on the tool, and the vibration of the parts in the machining process is effectively avoided. And the left and right degrees of freedom of the parts are limited by the two positioning laths 2, the vices are assembled on the two sides of the tool base 1, the height of the working end of each vice is the same as that of the positioning lath 2, and the degrees of freedom of the front and rear sides of the parts are limited. And according to the diameter of the testing cutter, the gap 4 between the adjacent grooves 3 is set to be 20mm, so that the idle distance of the cutter in the testing process is reduced under the condition of ensuring the structural stability of the cutter, the processing efficiency is improved, the height of the positioning lath 2 is set to be 1/4 of the part (under the condition of ensuring the structural stability of the cutter), and the material is utilized to the maximum extent. Through the matching design with the workpiece structure, the 3C workpiece is assisted to be rapidly, efficiently and stably processed.

In the present embodiment, the positioning strip 2 is composed of a positioning plate 5 and a bottom plate 6, and a "T" structure is formed between the positioning plate 5 and the bottom plate 6. The top of the bottom plate 6 is fixedly connected with the bottom of the positioning plate 5, and the groove 3 is arranged at the center of the top of the positioning plate 5. The groove 3 is made into different sizes according to the actual use requirement for replacement. The top of the tool base 1 is provided with a strip-shaped groove 7 matched with the bottom plate 6, and the bottom plate 6 is movably inserted into the strip-shaped groove 7; the end of the strip-shaped groove 7 is provided with a positioning component. The location lath 2 is installed on the tooling base 1 through the bottom plate 6 and the strip-shaped groove 7, so that the replacement is convenient.

The strip-shaped groove 7 is composed of a through groove 9 and a blind groove 10, and a T-shaped structure is formed between the through groove 9 and the blind groove 10. The through groove 9 is positioned at the top of the blind groove 10, the bottom plate 6 is inserted in the blind groove 10, and the positioning plate 5 is inserted in the through groove 9. After the bottom plate 6 is inserted into the blind slot 10, it is fixed by a positioning rod 14 in the positioning assembly.

In the present embodiment, the positioning assembly is mainly composed of the recess 11, the fixing plate 12, the positioning rod 14, the positioning hole 15, the compression spring 8, and the like.

The blind groove 10 is provided with a groove 11 at the end, and a fixing plate 12, a positioning rod 14 and a compression spring 8 are arranged in the groove 11. The inside fixedly connected with fixed plate 12 of recess 11, through-hole 13 has been seted up to the inside of fixed plate 12, and the inside activity of through-hole 13 is pegged graft and is had locating lever 14, and bottom plate 6's inside is seted up with locating lever 14 assorted locating hole 15, and locating lever 14 activity is pegged graft in the inside of locating hole 15. A limiting plate 16 and a compression spring 8 are arranged outside the positioning rod 14; the limiting plate 16 is fixedly connected to the surface of the positioning rod 14, the compression spring 8 is positioned between the limiting plate 16 and the fixing plate 12, and one side of the limiting plate 16 is in contact with one side of the bottom plate 6.

When installation locating plate strip 2, insert blind groove 10 with bottom plate 6 in, after bottom plate 6 installation targets in place, locating lever 14 inserts in locating hole 15 via compression spring 8's extrusion, can fix locating plate strip 2 in bar groove 7, is convenient for change locating plate strip 2 according to the size of U type work piece for this frock adaptability is more extensive.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a location frock of 3C work piece, includes tool base (1), its characterized in that: the top of the tooling base (1) is provided with positioning laths (2), gaps (4) are arranged among a plurality of groups of positioning laths (2), the top of each positioning lath (2) is provided with a groove (3), and the plurality of groups of positioning laths (2) are uniformly and transversely arranged on the top of the tooling base (1);

the positioning lath (2) comprises a positioning plate (5) and a bottom plate (6); the top of the bottom plate (6) is fixedly connected with the bottom of the positioning plate (5), and the groove (3) is formed in the center of the top of the positioning plate (5);

the top of the tool base (1) is provided with a strip-shaped groove (7) matched with the bottom plate (6), and the bottom plate (6) is movably inserted into the strip-shaped groove (7); and a positioning component is arranged at the end part of the strip-shaped groove (7).

2. The positioning tool for the 3C workpiece according to claim 1, characterized in that: the two sides of the tool base (1) are all provided with vices, and the heights of the working ends of the vices are the same as those of the positioning laths (2).

3. The positioning tool for the 3C workpiece according to claim 1, characterized in that: the strip-shaped grooves (7) comprise through grooves (9) and blind grooves (10); the through groove (9) is positioned at the top of the blind groove (10), the bottom plate (6) is inserted into the blind groove (10), and the positioning plate (5) is inserted into the through groove (9).

4. The positioning tool for the 3C workpiece according to claim 3, characterized in that: the end part of the blind groove (10) is provided with a groove (11), the inside of the groove (11) is fixedly connected with a fixing plate (12), the inside of the fixing plate (12) is provided with a through hole (13), the inside of the through hole (13) is movably inserted with a positioning rod (14), the inside of the bottom plate (6) is provided with a positioning hole (15) matched with the positioning rod (14), and the positioning rod (14) is movably inserted in the positioning hole (15).

5. The positioning tool for the 3C workpiece according to claim 4, characterized in that: a limiting plate (16) and a compression spring (8) are arranged outside the positioning rod (14); the limiting plate (16) is fixedly connected to the surface of the positioning rod (14), the compression spring (8) is located between the limiting plate (16) and the fixing plate (12), and one side of the limiting plate (16) is in contact with one side of the bottom plate (6).

6. The positioning tool for the 3C workpiece according to claim 1, characterized in that: the height of the positioning lath (2) is one fourth of the height of a workpiece.