CN217953330U

CN217953330U - Detection clamp for high-precision welding gasket

Info

Publication number: CN217953330U
Application number: CN202222960924.9U
Authority: CN
Inventors: 王长土
Original assignee: Ningbo Changhua Changsheng Auto Parts Co ltd
Current assignee: Ningbo Changhua Changsheng Auto Parts Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2022-12-02
Anticipated expiration: 2032-11-08

Abstract

The utility model relates to a detection anchor clamps of high accuracy welding packing ring for the welding packing ring detects, it includes bottom spout, supports vertical plate, detects diaphragm and positioning core axle to detect the anchor clamps, bottom spout, support vertical plate, detection diaphragm connect gradually and form a U type body, the positioning core axle slides and sets up on the bottom spout, the positioning core axle is used for bearing the welding packing ring that is detected; one surface, facing the bottom sliding groove, of the detection transverse plate comprises a through portion and a stop portion, the through portion and the stop portion are used for detecting the height of the welded gasket, the bottom sliding groove comprises a convex groove, and the convex groove is formed in the upper surface of the bottom sliding groove; the positioning core shaft comprises a positioning part, a bearing part, a supporting part and a buckling part, the lower surface of the supporting part is connected with the upper surface of the bottom sliding groove in a sliding mode, and the buckling part is inserted into the groove in a sliding mode and connected with the convex groove in a protruding mode. This application can realize that the welding washer size detects, simple structure, and convenient operation.

Description

Detection clamp for high-precision welding gasket

Technical Field

The utility model relates to a detection device especially involves a length, the high detection anchor clamps of welding packing ring of high accuracy.

Background

With the development of science and technology, the technology is advanced and innovated, automobile products are changing day by day, and higher technical requirements are also put forward on automobile fastener products, and the automobile fasteners are important fields participating in globalization in the automobile industry in China and are important assembly connecting pieces of engine parts and bottom plate parts.

In the manufacturing industry, welded gaskets are widely used, in particular as the main component of automobile body parts, and the stability of the shape and the size directly determines the precision of the automobile body and the comprehensive factors of the whole automobile. During the production process, the welding gasket precision must be detected and the detection result compared with a judgment standard to judge whether each welding gasket product is qualified.

At present, a vernier caliper is generally adopted as a main detection method for a welded gasket, so that the size requirement of the welded gasket is controlled, a detector detects the welded gasket through the vernier caliper, and the size of the welded gasket is judged by calculating the value difference between the outer length and the depth in a groove.

Thus, the prior art detection of welded gaskets, and also where elevated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a detect welding packing ring height detection anchor clamps of more convenient high accuracy to solve current technical problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high accuracy welding washer detects anchor clamps for welding washer detects, detect anchor clamps include: the welding device comprises a bottom sliding chute, a supporting longitudinal plate, a detecting transverse plate and a positioning mandrel, wherein the bottom sliding chute, the supporting longitudinal plate and the detecting transverse plate are sequentially connected to form a U-shaped body; one surface of the detection transverse plate facing the bottom sliding groove comprises a through part and a stopping part, and the through part and the stopping part are used for detecting the height of the welded gasket; the bottom sliding groove comprises a convex groove which is arranged on the upper surface of the bottom sliding groove; the positioning core shaft comprises a positioning part, a bearing part, a supporting part and a buckling part, the lower surface of the supporting part is connected with the upper surface of the bottom sliding groove in a sliding mode, and the buckling part is inserted into the groove in a sliding mode and connected with the convex groove in a protruding mode.

The application preferred embodiment the detection anchor clamps of high accuracy welding packing ring, bottom spout, support longitudinal plate and detection diaphragm integrated into one piece make.

The detection clamp for the high-precision welding gasket, provided by the preferred embodiment of the application, is characterized in that the positioning part, the bearing part, the supporting part and the buckling part are integrally formed.

The detection anchor clamps of high accuracy welding packing ring, detection anchor clamps still include first proximity switch and second proximity switch, first proximity switch sets up detect the diaphragm lead to the portion, the second proximity switch sets up support on the longitudinal plate, first proximity switch and second proximity switch are used for the response the welding packing ring.

The application preferred embodiment the detection anchor clamps of high accuracy welding packing ring, it still includes two chucks to detect anchor clamps, two chucks set up and are used for the centre gripping on the board welding packing ring.

The detection anchor clamps of high accuracy welding packing ring, detect anchor clamps still include spacing bolt, a screw hole is seted up to the bottom spout, spacing bolt spiro union the screw hole, spacing bolt is used for spacingly the positioning core axle.

Owing to adopted above technical scheme, make the utility model discloses following advantage effect has:

the detection clamp can realize the detection of the size of the welded gasket, and is simple in structure and convenient to operate;

secondly, this application detects anchor clamps and has improved the rate of accuracy of detection efficiency and product, has reduced cost of labor and production risk.

Of course, implementing any particular embodiment of the present disclosure does not necessarily have all of the above technical advantages at the same time.

Drawings

FIG. 1 is a schematic view of a detection device and a welded gasket of the present application;

FIG. 2 is a schematic cross-sectional view of a welded gasket of the present application;

FIG. 3 is a schematic view of the connection of the bottom chute, the supporting longitudinal plate and the detecting transverse plate;

FIG. 4 is an enlarged view of the through and stop portions of FIG. 3;

FIG. 5 is a left side schematic view of FIG. 3;

FIG. 6 is an enlarged view of the transverse plate in FIG. 5;

FIG. 7 is a schematic view of a positioning mandrel of the present application;

FIG. 8 is another schematic view of the detection device and welded gasket of the present application;

fig. 9 is a schematic cross-sectional view of fig. 8.

Detailed Description

For the purpose of understanding, the preferred embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Referring to fig. 1, a schematic view of a detection device and a welded gasket of the present application, a detection fixture for a high-precision welded gasket of the present application is used for detecting a welded gasket 1, as shown in fig. 2, the welded gasket 1 includes a cylindrical portion 2 and an annular portion 3, and the height of the cylindrical portion 2 cannot be directly measured by a vernier caliper, which is necessary by means of the detection fixture.

As shown in fig. 1, the inspection jig of the present application includes: the detecting device comprises a bottom chute 10, a supporting longitudinal plate 20, a detecting transverse plate 30 and a positioning mandrel 40, wherein in fig. 3, the bottom chute 10, the supporting longitudinal plate 20 and the detecting transverse plate 30 are sequentially connected to form a U-shaped body, preferably, the bottom chute 10, the supporting longitudinal plate 20 and the detecting transverse plate 30 are integrally formed; the bottom chute 10 and the detection transverse plate 30 are parallel, the length of the bottom chute 10 is greater than that of the detection transverse plate 30, the opening of the U-shaped body faces to the left in the figure, but the invention cannot be limited; the positioning mandrel 40 is arranged on the bottom sliding groove 10 in a sliding mode, and the positioning mandrel 40 is used for bearing the welded gasket 1 to be detected; the side of the transverse detection plate 30 facing the bottom sliding chute 10 includes a through portion 31 and a stop portion 32, the distance between the through portion 31 and the upper surface of the bottom sliding chute 10 is greater than the distance between the stop portion 32 and the upper surface of the bottom sliding chute 10, the height difference between the through portion 31 and the stop portion 32 is small and not obvious in fig. 3, and therefore, referring to an enlarged schematic diagram of the through portion and the stop portion in fig. 4, a step-shaped height difference exists between the through portion 31 and the stop portion 32.

The through part 31 and the stop part 32 are used for detecting the height of the welding washer 1, the height of the welding washer 1 is used for detecting the height of the cylindrical part 2, and whether the height of the cylindrical part 2 meets the size requirement is detected, the detected welding washer 1 is carried on the positioning mandrel 40, can enter the through part 31, and can not enter the stop part 32, and the welding washer 1 with qualified height is obtained.

Referring to fig. 1, 5, 6 and 7, the bottom sliding chute 10 includes a raised groove 11, the raised groove 11 is disposed on the upper surface of the bottom sliding chute 10, as shown in fig. 1, a raised long groove is formed on the upper surface of the bottom sliding chute 10; in fig. 5, similarly, the height difference between the through portion 31 and the stop portion 32 is small and is not obvious in fig. 5, so please refer to fig. 6 for an enlarged view of the transverse plate, and see an enlarged view of the through portion and the stop portion; in fig. 7, the positioning mandrel 40 includes a positioning portion 41, a bearing portion 42, a supporting portion 43 and a fastening portion 44, and preferably, the positioning portion 41, the bearing portion 42, the supporting portion 43 and the fastening portion 44 are integrally formed; the positioning part 41 is a cylinder, the diameter of the positioning part 41 is smaller than the inner diameter of the cylindrical part 2 of the welding washer 1, when the welding washer 1 is placed on the positioning mandrel 40, the positioning part 41 is inserted into the middle through hole of the cylindrical part 2 to ensure that the welding washer 1 does not shake, therefore, the diameter of the positioning part 41 is approximately equal to the inner diameter of the cylindrical part 2, the inner hole diameter of the welding washer 1 can be detected simultaneously when the positioning part 41 is inserted into the middle through hole of the cylindrical part 2, and the end surface of the cylindrical part 2 of the welding washer 1 is attached to the end surface of the bearing part 42 to ensure that the welding washer 1 is stable and does not deflect, and the upper surface of the welding washer 1 is parallel to the detection transverse plate 30; the diameter of the bearing part 42 matches the inner diameter of the annular part 3 of the welding washer 1, the inner diameter of the annular part 3 is larger than the diameter of the bearing part 42, in order to enable the positioning part 41 to be rapidly inserted into the middle through hole of the cylindrical part 2, the inner diameter of the annular part 3 is approximately equal to the diameter of the bearing part 42, otherwise, the difference is too large, the middle through hole of the cylindrical part 2 is searched when the welding washer 1 is put on, and the positioning part 41 can be inserted into the middle through hole; as can be seen from fig. 1 and 7, the lower surface of the supporting portion 43 is slidably connected to the upper surface of the bottom sliding chute 10, and the diameter of the supporting portion 43 is larger than the width of the raised groove 11; buckling part 44 inserts sliding connection protruding style of calligraphy recess 11, in the embodiment of this application buckling part 44 is the microscler protruding style of calligraphy of entity, and protruding style of calligraphy recess 11 is a microscler protruding style of calligraphy cell body, buckling part 44 is inserted and is established in protruding style of calligraphy recess 11, the cooperation the centre gripping of supporting part 43 makes positioning core axle 40 with bottom spout 10's combination is firm, and positioning core axle 40 can steadily slide on the bottom spout 10.

Referring to fig. 8 and 9, another schematic view of the detection device and the welding gasket of the present application, in case of a large number of detections, in order to increase the convenience and automation of the detection, the detection fixture of the present application further includes a first proximity switch 51, a second proximity switch 52, and two clamping heads 60, the first proximity switch 51 and the second proximity switch 52 are electrically connected to a controller (not shown in the drawings), the controller is not a protection scope of the present application, and it is not described how the controller controls the first proximity switch 51 and the second proximity switch 52; the first proximity switch 51 is disposed on the through portion 31 of the horizontal detection plate 30, the second proximity switch 52 is disposed on the vertical support plate 20, the first proximity switch 51 and the second proximity switch 52 are used for sensing the welding washer 1, and the first proximity switch 51 and the second proximity switch 52 can set a sensing distance; in fig. 8, when the detection process is performed, firstly, the welding washer 1 is placed at a position where the length of the bottom chute 10 is greater than the length of the detection transverse plate 30, and slides from the outside to the inside of the opening of the U-shaped body, when the welding washer 1 can slide inwards, and contacts the first proximity switch 51, a green light is turned on (the distance is too far or the light is not sensed to be turned on), when the welding washer 1 is pushed inwards, if the welding washer 1 is too low, the welding washer 1 contacts the second proximity switch 52, and the second proximity switch 52 is turned on, the welding washer 1 is not qualified; in fig. 8, the clamping heads 60 comprise clamping concave portions and connecting rods, the clamping heads 60 can translate along the sliding way direction of the bottom sliding groove 10, the two clamping heads 60 are arranged on a machine table (not shown) and used for clamping the welding gasket 1, when the machine table controls the connecting rods, the two clamping concave portions surround the welding gasket 1, and the welding gasket 1 slides inwards from the outside of the opening of the U-shaped body under the control of the machine table to finish detection; the machine is not intended to be within the scope of the present application and does not describe how the machine controls the movement of the chuck 60.

Referring to fig. 1 and 5, in order to prevent the positioning mandrel 40 from coming out of the bottom sliding groove 10 during operation, the detection fixture further includes a limiting bolt 70, the bottom sliding groove 10 is provided with a threaded hole 12, the limiting bolt 70 is screwed with the threaded hole 12, the threaded hole 12 is provided at an end portion of the bottom sliding groove 10, the threaded hole 12 communicates with two side walls of the raised groove 11, the limiting bolt 70 enters the threaded hole 12, and a middle portion of the limiting bolt 70 blocks the buckling portion 44 from passing through the raised groove 11, so that the positioning mandrel 40 is prevented from coming out of an opening of the bottom sliding groove 10.

The application is described as follows:

1. firstly, whether the buckling part 44 of the positioning core shaft 40 is installed in the convex-shaped groove 11 of the bottom sliding chute 10 is confirmed, after the buckling part is installed, the lower surface of the supporting part 43 is required to be flat with the upper surface of the bottom sliding chute 10, and the positioning core shaft 40 can freely slide in the bottom sliding chute 10;

2. placing the welding washer 1 to be detected on the positioning mandrel 40, naturally centering the welding washer 1, and enabling the end face of the inner hole of the welding washer 1 to be lightly attached to the end face of the bearing part 42 of the positioning mandrel 40;

3. the two clamping heads 60 clamp the welding gasket 1 and slide forwards along the chute of the bottom chute 10, the through part 31 is through, and the stop part 32 is stopped;

4. the detection clamp can detect the distance from the outer end surface of the cylindrical part 2 of the welding gasket 1 to the end surface of the bearing part 42 by matching the positioning mandrel 40 with the bottom sliding chute 10, so as to judge whether the height of the welding gasket 1 is qualified, and the height of the parts can be detected by analogy, the sizes of the through part 31 and the stop part 32 are designed to be that, when the height of the cylindrical part 2 of the welding gasket 1 is 50.5 +/-0.1, the distance from the end surface of the bearing part 42 to the through part 31 is 50.6-0.01, the distance from the end surface of the bearing part 42 to the stop part 32 is 50.4 0.01, the distance of the through part 31 is the maximum value of the measured object minus 0.01, the distance of the stop part 32 is the minimum value of the measured object plus 0.01, and the through part and the stop part are qualified products in the range.

It should be noted that in the description of the embodiments of the present application, the terms "front, back", "left, right", "upper, lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which 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 configured and operated in a specific orientation, and thus, should not be construed as limiting the present application. The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; 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 this application will be understood to be a specific case for those of ordinary skill in the art.

The above disclosure is only for the preferred embodiment of the present invention, but not intended to limit itself, and those skilled in the art can make variations and changes equally without departing from the spirit of the present invention, and all such variations and changes are deemed to fall within the scope of the present invention.

Claims

1. The utility model provides a detection anchor clamps of high accuracy welding packing ring for the welding packing ring detects, its characterized in that, the detection anchor clamps include: the welding device comprises a bottom sliding chute, a supporting longitudinal plate, a detecting transverse plate and a positioning mandrel, wherein the bottom sliding chute, the supporting longitudinal plate and the detecting transverse plate are sequentially connected to form a U-shaped body; one surface of the detection transverse plate facing the bottom sliding groove comprises a through part and a stopping part, and the through part and the stopping part are used for detecting the height of the welded gasket; the bottom sliding groove comprises a convex groove which is arranged on the upper surface of the bottom sliding groove; the positioning core shaft comprises a positioning part, a bearing part, a supporting part and a buckling part, wherein the lower surface of the supporting part is connected with the upper surface of the bottom sliding groove in a sliding mode, and the buckling part is inserted into the groove in a sliding mode and connected with the convex groove in a protruding mode.

2. The detecting clamp for the high-precision welded gasket as recited in claim 1, wherein the bottom runner, the supporting vertical plate and the detecting horizontal plate are integrally formed.

3. The inspection jig for high-precision welded gaskets according to claim 2, wherein the positioning portion, the bearing portion, the supporting portion, and the engaging portion are integrally formed.

4. The inspection jig for high precision welded gaskets as claimed in claim 3 further comprising a first proximity switch disposed at the through portion of the inspection cross plate and a second proximity switch disposed at the support side plate, the first and second proximity switches being for sensing the welded gasket.

5. The inspection jig for high precision welded gaskets as claimed in claim 4, wherein said inspection jig further comprises two chucks disposed on the machine for holding said welded gasket.

6. The detection clamp for the high-precision welded gasket as recited in claim 5, further comprising a limit bolt, wherein the bottom chute is provided with a threaded hole, the limit bolt is in threaded connection with the threaded hole, and the limit bolt is used for limiting the positioning mandrel.