CN216482895U

CN216482895U - Three-coordinate auxiliary clamp

Info

Publication number: CN216482895U
Application number: CN202123106431.0U
Authority: CN
Inventors: 许晓芳; 宋华; 陈瑛; 李建辉
Original assignee: Yingpu Aviation Technology Co ltd
Current assignee: Yingpu Aviation Technology Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-05-10
Anticipated expiration: 2031-12-07

Abstract

The utility model provides a three-coordinate auxiliary clamp, which comprises a base, wherein the left end and the right end of the base are both provided with a quick pressing clamp, and a checking fixture body is arranged above the base; the detection tool body is used for being in contact with a part, and the contact surface of the detection tool body is matched with the contact surface of the part; a plurality of detection holes corresponding to the processing hole positions on the part are formed in the contact surface of the checking fixture body; the quick pressing pliers are used for fixing parts on the checking fixture body. The utility model discloses the curved surface that replaces the part with the plane at base place can shorten three-dimensional check out time greatly as the first benchmark that three-dimensional detected, improves the accuracy that three-dimensional detected, reduces three-dimensional detection cost, avoids influencing the production progress, satisfies the in-service use requirement.

Description

Three-coordinate auxiliary clamp

Technical Field

The utility model relates to a part inspection utensil field, concretely relates to supplementary anchor clamps of three-dimensional.

Background

After the part is machined, the size and the position of the machined hole of the part need to be rechecked, and three-coordinate detection is generally used for detecting the position of the hole relative to a reference. Firstly, a probe is used for sampling points on each datum to form three datums so as to establish a basic coordinate system, then the hole needing to be measured in position degree is detected, and the position degree of the hole to be measured is calculated and measured through the interior of the CMM. Although the three-coordinate detection is high in precision, when the part has a curved surface, the curved surface is used as a reference surface, so that the problem of inaccurate detection exists, and the production cost and the product quality are greatly influenced.

Disclosure of Invention

The utility model aims at overcoming the not enough of existence among the prior art, providing a supplementary anchor clamps of three-dimensional, this supplementary anchor clamps detect the rate of accuracy height, can reduce the three-dimensional and detect the cost, improve product quality.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:

a three-coordinate auxiliary clamp comprises a base, wherein quick pressing pliers are arranged at the left end and the right end of the base, and a checking fixture body is arranged above the base; the detection tool body is used for being in contact with a part, and the contact surface of the detection tool body is matched with the contact surface of the part; a plurality of detection holes corresponding to the processing hole positions on the part are formed in the contact surface of the checking fixture body; the quick pressing pliers are used for fixing parts on the checking fixture body.

Preferably, the checking fixture body is an elliptical ring with a hollow middle part, positioning pin holes are formed in two opposite sides of the checking fixture body, and positioning pins are arranged in the positioning pin holes.

Preferably, the contact surface of the checking fixture body is a profiling curved surface matched with the contact surface of the part.

Preferably, the quick pressing pliers comprise pressing pliers handles, pressing heads and gaskets; the pressing clamp handle is fixed on the base through the gasket; the tail end of the pressing clamp handle is vertically fixed with the pressing head; the pressure head is used for fixing the part on the checking fixture body.

Preferably, the pressure head is in a circular truncated cone shape made of rubber.

Preferably, the check tool body and the base are integrally formed.

The beneficial effects of the utility model reside in that: the utility model has the advantages of simple integral structure, fix a position through profile modeling curved surface, fixed location round pin and location diamond round pin, use quick pressing tongs will be surveyed the part fast and fix, replace the curved surface of part with the plane at base place as the first benchmark that the three-dimensional detected, can shorten three-dimensional check out time greatly, improve the accuracy that the three-dimensional detected, reduce the three-dimensional and detect the cost, avoid influencing the production progress, satisfy the in-service use requirement.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the operation of the present invention.

In the drawing, 1-a base, 2-a gauge body, 3-a rapid pressing clamp, 31-a pressing clamp handle, 32-a pressing head, 33-a gasket, 4-a positioning pin hole, 5-a part and 6-a detection hole.

Detailed Description

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

As shown in fig. 1 and 2: a three-coordinate auxiliary clamp comprises a base 1, wherein quick pressing pliers 3 are arranged at the left end and the right end of the base 1, and a checking fixture body 2 is arranged above the base 1; the gauge body 2 is used for being in contact with a part 5, and the contact surface of the gauge body 2 is matched with the contact surface of the part 5; a plurality of detection holes 6 corresponding to the processing hole positions on the part 5 are formed in the contact surface of the checking fixture body 2; the rapid pressing pliers 3 are used for fixing the part 5 on the checking fixture body 2.

The utility model discloses set up on examining a body 2 a plurality ofly and part 5 and wait the inspection hole 6 of the hole site one-to-one that detects, aim at part 5 and examine a body 2 and cover on it, at the concrete implementation in-process, when examining a body 2 and part 5 contact, contact surface between them is mutual matching, and rethread quick pressure pincers 3 fix part 5 fast at examining a body 2, begin detection achievement, and this kind of mode detection speed is fast, detects accurately.

Further, the checking fixture body 2 is an elliptical ring with a hollow middle part, positioning pin holes 4 are formed in two opposite sides, and positioning pins are arranged in the positioning pin holes 4.

In the specific implementation process, a positioning round pin is arranged in one positioning pin hole and a positioning diamond is arranged in the other positioning pin hole of the positioning pin holes 4 on the two sides of the checking fixture body 2, and the part 5 is further firmly positioned on the checking fixture body 2 by the positioning round pin and the positioning diamond, so that the detection is convenient.

Furthermore, the contact surface of the checking fixture body 2 is a profiling curved surface matched with the contact surface of the part 5.

In the specific implementation process, the part 5 is placed along the profile modeling curved surface of the checking fixture body 2, the large plane on the base 1 replaces the curved surface of the part 5 to serve as a first reference of three-coordinate detection, the three-coordinate detection time can be greatly shortened, and the detection accuracy is improved.

Further, the quick press 3 comprises a press handle 31, a press head 32 and a gasket 33; the pressing clamp handle 31 is fixed on the base 1 through the gasket 33; the tail end of the pressing pliers handle 31 is vertically fixed with the pressing head 32; the pressure head 32 is used for fixing the part 5 on the checking fixture body 2.

The quick pressing pliers 3 fix the part 5 on the checking fixture body 2 quickly, and in the specific implementation process, the pressing head 32 made of rubber is adopted at the pressing part of the quick pressing pliers 3, so that the surface of the part 5 cannot be damaged, and the part 5 can be detected in a three-coordinate mode.

Further, the detection tool body 2 and the base 1 are integrally formed.

In the specific implementation process, the detection tool body 2 and the base 1 are processed simultaneously and integrally formed during manufacturing of the auxiliary fixture, so that the precision between the two parts is ensured.

The utility model discloses a theory of operation: the utility model discloses when detecting part 5, put this supplementary anchor clamps earlier on the CMM workstation, part 5 is put along the curved surface shape of examining a body 2, and it is downthehole to insert the part respectively with the rhombus round pin with locating pin on examining a body 2, then fixes part 5 fast through pressing pincers 3 fast. The utility model discloses replace the curved surface of part 5 with the big plane on the base 1 as the first benchmark that the three-dimensional detected, can shorten three-dimensional check out time greatly, improve the accuracy that the three-dimensional detected, reduce the three-dimensional detection cost, avoid influencing the production progress, satisfy the in-service use requirement.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a supplementary anchor clamps of three-dimensional which characterized in that: the rapid detection tool comprises a base (1), wherein the left end and the right end of the base (1) are respectively provided with a rapid pressing clamp (3), and a detection tool body (2) is arranged above the base (1); the gauge body (2) is used for being in contact with a part (5), and the contact surface of the gauge body (2) is matched with the contact surface of the part (5); a plurality of detection holes (6) corresponding to the processing hole positions on the part (5) are formed in the contact surface of the checking fixture body (2); the rapid pressing pliers (3) are used for fixing a part (5) on the checking fixture body (2).

2. The three-coordinate auxiliary jig of claim 1, wherein: the gauge body (2) is an elliptical ring with a hollow middle part, positioning pin holes (4) are formed in two opposite sides, and positioning pins are arranged in the positioning pin holes (4).

3. The three-coordinate auxiliary jig of claim 2, wherein: the contact surface of the gauge body (2) is a profiling curved surface matched with the contact surface of the part (5).

4. The three-coordinate auxiliary jig of claim 3, wherein: the rapid pressing clamp (3) comprises a pressing clamp handle (31), a pressing head (32) and a gasket (33); the pressing clamp handle (31) is fixed on the base (1) through the gasket (33); the tail end of the pressing pliers handle (31) is vertically fixed with the pressing head (32); the pressure head (32) is used for fixing the part (5) on the checking fixture body (2).

5. The three-coordinate auxiliary jig of claim 4, wherein: the pressure head (32) is in a circular truncated cone shape made of rubber.

6. The three-coordinate auxiliary jig of claim 1, wherein: the gauge body (2) and the base (1) are integrally formed.