CN211346678U

CN211346678U - Automobile parts size detection device

Info

Publication number: CN211346678U
Application number: CN201921373537.7U
Authority: CN
Inventors: 侯俊斌
Original assignee: Hubei Zherui Auto Parts Co ltd
Current assignee: Hubei Zherui Auto Parts Co ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-08-25
Anticipated expiration: 2029-08-22

Abstract

The utility model relates to a size detection device for automobile parts, which comprises a bottom plate, a side plate is fixed on the upper side of the bottom plate, a top fixing plate is fixed on the top of the side plate, two inner clamping arms and two outer clamping arms are arranged between the bottom plate and the top fixing plate, the left end of each inner clamping arm is fixed with an inner swing arm, a first spring is connected between the two inner swing arms, a connecting rod is connected between the two fixing frames, the left ends of the two outer clamping arms are fixed with outer swing arms, each outer swing arm is connected with a second spring, the two inner swing arms and the outer swing arms are hinged with the connecting rod, a chute and two inner swing arms are arranged inside the side plate, the other end of outer swing arm all articulates there is a slider, and four sliders all imbed in the inside of spout, and the second switch is fixed on separating the piece, installs first switch on the connecting rod, and the upside of bottom plate still is fixed with measures the frame, and the upside of measuring the frame is provided with the arc concave surface. The automobile part size detection device is high in detection efficiency and detection precision.

Description

Automobile parts size detection device

Technical Field

The utility model belongs to the technical field of the detection technique and specifically relates to an automobile parts size detection device is related to.

Background

Each part of the automobile is the guarantee of the use safety of the automobile, if any part has an error, the hidden danger of invisibility can be caused, so the detection of the automobile parts is very important. In the automobile manufacturing process, a plurality of detection stages cannot be avoided, and the detection on the aspects of appearance, size, hardness and the like of parts is indispensable.

When the size of the tubular part is detected, a vernier caliper is usually used for carrying out clamping measurement on the inner diameter and the outer diameter of the pipe, so that the detection efficiency is low; in addition, the detection of the inner diameter usually causes certain errors in diameter due to the fact that the vernier caliper is not necessarily clamped. Therefore, an automobile part size detection device with high detection efficiency and high detection precision is needed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem who exists among the prior art, provide an automobile parts size detection device that detection efficiency is high, the detection precision is high.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides an automobile parts size detection device, includes the bottom plate, the upside of bottom plate is fixed with the curb plate, the top of curb plate is fixed with the top fixed plate, the bottom plate with be provided with two interior arm lock and two outer arm lock between the fixed plate of top, two interior arm lock, outer arm lock are the arc, every the left end of interior arm lock all is fixed with interior swing arm, two interior swing arm intercrossing, two be connected with first spring between the interior swing arm, the upside of bottom plate and the downside of top fixed plate all are fixed with the mount, two be connected with the connecting rod between the mount, two the left end of outer arm lock all is fixed with outer swing arm, every be connected with the second spring on the outer swing arm, two interior swing arm, outer swing arm all with the connecting rod is articulated, the inside of curb plate is provided with the spout, two interior swing arm, The other end of outer swing arm all articulates there is a slider, four the slider all imbeds the inside of spout, every the both sides of slider all are provided with and separate disconnected piece, second switch, the second switch is fixed separate on the disconnected piece, install first switch on the connecting rod, the upside of bottom plate still is fixed with the measurement frame, the measurement frame is located the right side of interior arm lock, outer arm lock, the upside of measuring the frame is provided with the arc concave surface.

Preferably, in the above-mentioned device for detecting the size of an automobile part, an alarm is mounted on the upper side of the top fixing plate.

Preferably, in the above device for detecting the size of an automobile part, a rectangular groove is formed in the right side surface of the side plate, and the two inner swing arms and the two outer swing arms both penetrate through the rectangular groove.

Preferably, in the above device for detecting the size of an automobile part, both the inner swing arm and the outer swing arm are made of a high-hardness metal material.

Preferably, in the above device for detecting the size of an automobile part, both the inner clamping arm and the outer clamping arm are made of high-hardness materials.

Preferably, in the above-mentioned automobile part size detection apparatus, the inner clamping arm protrudes and faces the arc surface of the outer clamping arm.

Preferably, in the above-mentioned automobile part size detecting apparatus, each of the second switches is electrically connected in parallel.

Preferably, in the above-mentioned device for detecting the size of an automobile part, each of the second switches is electrically connected in series with the first switch.

The utility model has the advantages that: when the automobile part size detection device is used, a piece to be detected is placed on the arc-shaped concave surface of the measurement frame, the piece to be detected is pushed to one side of the clamping arm, and because the right side of the clamping arm is in an arc-shaped opening state, when the piece to be tested enters, the clamping arms can be gradually spread, at the moment, each swinging arm rotates around the hinged point, the left end of the piece to be tested is abutted against the first switch, the first switch is triggered, the sliding blocks are driven to slide in the rotating process of each swing arm, if the size of the piece to be measured is qualified, each sliding block is positioned between the second switches, the second switches cannot be triggered, if the size of the piece to be measured is unqualified, the positions of the inner clamping arm and the outer clamping arm are different, the tail end positions of the swing arms are also different, the sliding block is abutted against the second switch, thereby trigger the second switch, first switch is the conducting state this moment, therefore the alarm can sound to remind testing personnel should await measuring unqualifiedly. The automobile part size detection device is high in detection efficiency and detection precision.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at I;

FIG. 3 is an enlarged view of a portion of FIG. 1 at II;

FIG. 4 is a side view of a measuring stand;

FIG. 5 is a cross-sectional view of a workpiece;

fig. 6 is a right side view of the side panel.

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

1. the bottom plate, 2, the curb plate, 3, the spout, 4, the top fixed plate, 5, the measuring stand, 6, the piece that awaits measuring, 7, the arc concave surface, 8, outer swing arm, 9, the alarm, 10, interior swing arm, 11, the mount, 12, outer clamp arm, 13, interior arm lock, 14, first spring, 15, second spring, 16, the connecting rod, 17, first switch, 18, separate the break block, 19, the second switch, 20, the slider, 21, the rectangular channel.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1, 2, 4 and 5, the automobile part size detection device comprises a bottom plate 1, a side plate 2 is fixed on the upper side of the bottom plate 1, a top fixing plate 4 is fixed on the top of the side plate 2, and an alarm 9 is installed on the upper side of the top fixing plate 4 and is suitable for sounding when measurement is unqualified. Two inner clamping arms 13 and two outer clamping arms 12 are arranged between the base plate 1 and the top fixing plate 4, the two inner clamping arms 13 and the outer clamping arms 12 are arc-shaped, the arc surfaces of the inner clamping arms 13 and the outer clamping arms 12 are opposite in protruding mode, and the inner clamping arms 13 and the outer clamping arms 12 form two groups of clamping units. The upper side of the bottom plate 1 is also fixed with a measuring frame 5, the measuring frame 5 is positioned on the right side of the inner clamping arm 13 and the outer clamping arm 12, and the upper side of the measuring frame 5 is provided with an arc-shaped concave surface 7. The diameter of the arc concave surface 7 is the same as the outer diameter of the piece to be measured 6, and the arc concave surface is suitable for placing the piece to be measured 6. Put tubulose piece 6 that awaits measuring on the arc concave surface 7 of measuring rack 5 when measuring, will await measuring 6 and promote to arm lock one side, because the right side of arm lock is the arc state of opening, can strut the arm lock gradually when awaiting measuring 6 and entering. The left end of each inner clamping arm 13 is fixedly welded with an inner swing arm 10, the two inner swing arms 10 are mutually crossed at a point B, the axis of the arc-shaped concave surface 7 is parallel to the bottom plate 1, and the point B is positioned on the axis of the arc-shaped concave surface 7. The axis of the piece to be measured 6 is coincident with the axis of the arc-shaped concave surface 7, so that the circle center of the piece to be measured 6 is positioned on the plane where the clamping arm is positioned during measurement, and errors can be avoided. In fig. 2, the device under test 6 is shown in a half-sectional view.

As shown in fig. 1 and 2, a first spring 14 is connected between the two inner swing arms 10, the first spring 14 is always in a compressed state, and applies an outward elastic force to the two inner swing arms 10 to urge the two inner clamping arms 13 to expand outward, so as to ensure that the two inner clamping arms are abutted against the inner wall of the to-be-tested part 6. The left ends of the two outer clamping arms 12 are all fixedly welded with outer swing arms 8, each outer swing arm 8 is connected with a second spring 15, and the other ends of the two second springs 15 are fixed on the bottom plate 1 and the top fixing plate 4 respectively. The two second springs 15 are always in a compressed state, and apply inward elastic force to the two outer swing arms 8 to enable the two outer clamping arms 12 to be abutted against the outer wall of the piece to be tested 6.

As shown in fig. 1, the upper side of the bottom plate 11 and the lower side of the top fixing plate 4 are fixed with fixing frames 11, and a connecting rod 16 is connected between the two fixing frames 11. The two inner swing arms 10 and the outer swing arm 8 are hinged with the connecting rod 16 and are respectively hinged at three points A, B, C. The left side length of the pin joint of the inner swing arm 10 and the outer swing arm 8 is larger than the right side length of the pin joint, so that the measurement error is amplified, the detection precision is improved, and the detection is facilitated. Two inner swing arms 10 and outer swing arm 8 are made of high-hardness metal materials and are suitable for reducing errors caused by deformation of the swing arms. The two inner clamping arms 13 and the outer clamping arms 12 are made of high-hardness materials, and are suitable for reducing errors caused by deformation.

As shown in fig. 1, 3 and 6, a sliding groove 3 is arranged inside the side plate 2, the other ends of the two inner swing arms 10 and the outer swing arm 8 are hinged with a sliding block 20, and the four sliding blocks 20 are embedded inside the sliding groove 3. A rectangular groove 21 is formed in the right side face of the side plate 2, and the two inner swing arms 10 and the outer swing arm 8 penetrate through the rectangular groove 21. Two sides of each sliding block 20 are respectively provided with a partition block 18 and a second switch 19, the second switch 19 is fixed on the partition block 18, and the connecting rod 16 is provided with a first switch 17. Slider 20 is nearer with second switch 19's distance, and specific distance is decided according to the measurement accuracy of requirement, is convenient for when measuring the size with second switch 19 butt, trigger switch. Each second switch 19 is electrically connected in parallel, and each second switch 19 is electrically connected in series with the first switch 17. The first switch 17 is connected in series with the alarm 9, and the alarm 9 is only sounded when the first switch 17 and the at least one second switch 19 are switched on.

When the to-be-tested part 6 is not placed, the clamping arm 13 and the outer clamping arm 12 are abutted under the acting force of the first spring 14 and the second spring 15, the sliding block 20 is abutted with the second switch 19 at the moment to trigger the second switch to be conducted, but the first switch 17 is not conducted at the moment, so that the alarm 9 cannot sound. When the workpiece 6 to be measured is pushed to the left side during measurement, the left end of the workpiece 6 to be measured is abutted against the first switch 17, and the first switch 17 is triggered. Therefore, the alarm can be sounded only when measuring, and false alarm can be avoided.

When the automobile part size detection device is used, a to-be-detected part 6 is placed on the arc-shaped concave surface 7 of the measurement frame 5, the to-be-detected part 6 is pushed to one side of the clamping arm, the right side of the clamping arm is in an arc-shaped opening state, the clamping arm can be gradually opened when the to-be-detected part 6 enters, at the moment, each swing arm rotates around a hinge point, the left end of the to-be-detected part 6 is abutted with the first switch 17, the first switch 17 is triggered, each sliding block 20 is driven to slide in the rotating process of each swing arm, if the to-be-detected part 6 is qualified in size, each sliding block 20 is positioned between the second switches 19, the second switches 19 cannot be triggered, if the to-be-tested part 6 is unqualified in size, the positions of the inner clamping arm 13 and the outer clamping arm 12 are different, the tail end positions of each swing arm are also different, the sliding block 20 is abutted with the second switches 19, so as to trigger the second switches 19, thereby reminding the inspector that the piece to be tested 6 is unqualified. The automobile part size detection device is high in detection efficiency and detection precision.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides an automobile parts size detection device, includes bottom plate (1), its characterized in that: the upper side of the bottom plate (1) is fixed with a side plate (2), the top of the side plate (2) is fixed with a top fixing plate (4), two inner clamping arms (13) and two outer clamping arms (12) are arranged between the bottom plate (1) and the top fixing plate (4), the two inner clamping arms (13) and the outer clamping arms (12) are arc-shaped, the left end of each inner clamping arm (13) is fixed with an inner swing arm (10), the two inner swing arms (10) are mutually crossed, a first spring (14) is connected between the two inner swing arms (10), the upper side of the bottom plate (1) and the lower side of the top fixing plate (4) are both fixed with fixing frames (11), a connecting rod (16) is connected between the two fixing frames (11), the left ends of the two outer clamping arms (12) are both fixed with an outer swing arm (8), and each outer swing arm (8) is connected with a second spring (15), two interior swing arm (10), outer swing arm (8) all with connecting rod (16) are articulated, the inside of curb plate (2) is provided with spout (3), two the other end of interior swing arm (10), outer swing arm (8) all articulates there is a slider (20), four slider (20) all imbeds the inside of spout (3), every the both sides of slider (20) all are provided with and separate break block (18), second switch (19) are fixed separate on break block (18), install first switch (17) on connecting rod (16), the upside of bottom plate (1) still is fixed with measuring rack (5), measuring rack (5) are located the right side of interior arm lock (13), outer arm (12), the upside of measuring rack (5) is provided with arc concave surface (7).

2. The automobile part size detecting device according to claim 1, wherein: and an alarm (9) is installed on the upper side of the top fixing plate (4).

3. The automobile part size detecting device according to claim 1, wherein: a rectangular groove (21) is formed in the right side face of the side plate (2), and the inner swing arm (10) and the outer swing arm (8) penetrate through the rectangular groove (21).

4. The automobile part size detecting device according to claim 1, wherein: and the two inner swing arms (10) and the outer swing arm (8) are made of high-hardness metal materials.

5. The automobile part size detecting device according to claim 1, wherein: the two inner clamping arms (13) and the outer clamping arms (12) are made of high-hardness materials.

6. The automobile part size detecting device according to claim 1, wherein: the inner clamping arm (13) is opposite to the cambered surface projection of the outer clamping arm (12).

7. The automobile part size detecting device according to claim 1, wherein: each of the second switches (19) is electrically connected in parallel.

8. The automobile part size detecting device according to claim 7, wherein: each second switch (19) is electrically connected in series with the first switch (17).