CN214951060U

CN214951060U - Instrument for measuring distance between ski holes

Info

Publication number: CN214951060U
Application number: CN202120834831.4U
Authority: CN
Inventors: 蔡建鹏; 贾庆旭; 王政; 杨晓东
Original assignee: SAIC Volkswagen Automotive Co Ltd
Current assignee: SAIC Volkswagen Automotive Co Ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2021-11-30
Anticipated expiration: 2031-04-22

Abstract

The utility model discloses a sled hole interval measuring apparatu, include: the device comprises a support, a fixed positioning pin, a sliding mechanism, a movable positioning pin and an indicating device. The fixed positioning pin is fixedly arranged at the first end of the bracket. The glide machanism is installed at the second end of support, and glide machanism can slide along the direction of support. The movable positioning pin is arranged on the sliding mechanism and slides along the direction of the bracket along with the sliding mechanism. The indicating device is arranged on the sliding mechanism and indicates the movement amount of the sliding mechanism. The utility model discloses a sled hole interval measuring apparatu can be swiftly convenient measure go up the white sled hole crotch of automobile body in batches on the line, the small and exquisite cheap and location accuracy of device itself. The instrument can completely replace an expensive three-coordinate measuring instrument in the task of measuring the opening of the ski hole, greatly saves the cost and improves the efficiency, and has no defect that the three-coordinate measuring instrument, a large instrument, occupies space and is inconvenient to carry.

Description

Instrument for measuring distance between ski holes

Technical Field

The utility model relates to an automobile parts field, more specifically say, relate to the machining tool on the automobile manufacturing assembly line.

Background

In the manufacturing process of the white automobile body, the opening between two sled holes on the white automobile body, namely the distance between the two sled holes, needs to be monitored in real time. The sled hole is an important positioning and mounting structure in the process of manufacturing the white body in a production line, and if the opening of the sled hole is inaccurate, for example, the opening is larger or smaller, the white body and the bearing mechanism cannot be positioned or fixed, so that the position and posture deviation of the white body is easily generated, and even the white body slides. This will have a great impact on production, which will affect yield in the light and cause safety accidents in the heavy.

In the prior art, to detect the open gear between two ski holes on a body in white, the following two methods are adopted:

1) the measurement is performed by three coordinates. The three-coordinate measurement needs a special measuring instrument and is complicated to use, so that the measurement frequency is low and the batch state cannot be well reflected. And the calculation time of the three-coordinate is long, the result is known only by one to two days, and the timeliness is poor.

2) Manually by a tape measure. The manual measurement can be performed at high frequency, and the result can be obtained on the spot, so that the timeliness is high. However, whether the measuring tape is operated manually or by a tape measure, the measuring error is large, the measuring stability is poor, and the accuracy of the obtained ski hole opening data is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a ability rapid survey has sled hole interval measuring apparatu of higher accuracy again.

According to the utility model discloses an embodiment provides a sled hole interval measuring apparatu, include: the device comprises a support, a fixed positioning pin, a sliding mechanism, a movable positioning pin and an indicating device. The fixed positioning pin is fixedly arranged at the first end of the bracket. The glide machanism is installed at the second end of support, and glide machanism can slide along the direction of support. The movable positioning pin is arranged on the sliding mechanism and slides along the direction of the bracket along with the sliding mechanism. The indicating device is arranged on the sliding mechanism and indicates the movement amount of the sliding mechanism.

In one embodiment, the glide mechanism comprises: slide rail, slider and handle. The slide rail is positioned on the bracket and slides along the direction of the bracket. The sliding block is positioned in the sliding rail and moves along the sliding rail. The handle is installed on the slider, and pulling handle, slider move along the slide rail.

In one embodiment, the slide rails are grooves formed in the sides of the bracket.

In one embodiment, the fixing pin includes a positioning pin and a positioning pin mounting bracket, the positioning pin being fixed to the positioning pin mounting bracket, the positioning pin mounting bracket being fixedly mounted to the first end of the bracket. The movable positioning pin comprises a positioning pin and a positioning pin mounting bracket, the positioning pin is fixed on the positioning pin mounting bracket, and the positioning pin mounting bracket is fixedly mounted on the sliding block.

In one embodiment, a pointing device is coupled to the slider, the pointing device presenting movement data based on the amount of movement of the slider.

In one embodiment, the slider is in a reference position and the pointing device exhibits zero movement data. The slider is located the inboard of reference position, and the mobile data that indicating device demonstrates is the negative value, and mobile data and slider and reference position's offset are directly proportional. The slider is located the outside of reference position, and the mobile data that indicating device demonstrates is the positive value, and mobile data and the offset of slider and reference position are directly proportional.

In one embodiment, the reference position of the slider is determined as: the distance between the fixed positioning pin and the movable positioning pin is equal to the reference distance between the two sled holes on the body-in-white.

In one embodiment, the indicating means is a dial gauge having a dial and a pointer or a graduated ruler means.

In one embodiment, the bracket is provided with handles that are mounted adjacent to the ends of the bracket.

The utility model discloses a sled hole interval measuring apparatu can be swiftly convenient measure go up the white sled hole crotch of automobile body in batches on the line, the small and exquisite cheap and location accuracy of device itself. The instrument can completely replace an expensive three-coordinate measuring instrument in the task of measuring the opening of the ski hole, greatly saves the cost and improves the efficiency, and has no defect that the three-coordinate measuring instrument, a large instrument, occupies space and is inconvenient to carry.

Drawings

Fig. 1 shows a block diagram of a ski hole pitch measuring instrument according to an embodiment of the present invention.

Fig. 2 discloses a block diagram of a first end of a ski hole spacing gauge according to an embodiment of the present invention.

Fig. 3a and 3b show a block diagram of the second end of the ski hole spacing gauge according to an embodiment of the invention.

Fig. 4 is a structural view of an indicating device of the instrument for measuring a distance between ski holes according to an embodiment of the present invention.

Fig. 5 shows a block diagram of a handle of the instrument for measuring the distance between ski holes according to an embodiment of the present invention.

Detailed Description

Referring to fig. 1, fig. 1 shows a block diagram of a ski hole interval measuring instrument according to an embodiment of the present invention. This sled hole interval measuring apparatu includes: the device comprises a bracket 101, a fixed positioning pin 102, a sliding mechanism 103, a movable positioning pin 104 and an indicating device 105.

In one embodiment, the side of the holder 101 has a groove extending along the length of the holder 101, the groove serving as a sliding rail for the sliding mechanism.

The fixing pin 102 is fixedly installed at a first end of the bracket 101. Fig. 2 discloses a block diagram of a first end of a ski hole spacing gauge according to an embodiment of the present invention. In the illustrated embodiment, the fixing dowel 102 includes a dowel 121 and a dowel mounting bracket 122, the dowel 121 being fixed to the dowel mounting bracket 122, and the dowel mounting bracket 122 being fixedly mounted to the first end of the bracket 101.

Fig. 3a and 3b show a block diagram of the second end of the ski hole spacing gauge according to an embodiment of the invention. At the second end of the ski hole pitch meter there is a glide mechanism, a movable pin and an indicating device, of which glide mechanism 103, movable pin 104 and indicating device 105 are visible in fig. 3a and 3 b. A sliding mechanism 103 is mounted at a second end of the carriage 101, the sliding mechanism 103 being slidable in the direction of the carriage 101. In one embodiment, the glide mechanism 103 comprises: a slide rail 131, a slider 132, and a handle 133. The sliding rail 131 is located on the support 101, and the sliding rail 131 extends along the direction of the support. In one embodiment, the slide rails 131 are grooves formed in the sides of the stand 101. The slider 132 is located in the slide rail 131 and moves along the slide rail. The handle 133 is mounted on the slider 132, and the slider 132 moves along the slide rail 131 by pulling the handle 133.

With continued reference to fig. 3a and 3b, the movable positioning pin 104 is mounted on the sliding mechanism 103, the movable positioning pin 104 slides along the sliding mechanism 103 along the direction of the bracket 101, and the movable positioning pin 104 can move in a direction away from the bracket 101 or close to the bracket 101, which is herein referred to as an outer side and a direction close to the bracket 101 as an inner side. The movable positioning pin 104 includes a positioning pin 141 and a positioning pin mounting bracket 142, the positioning pin 141 is fixed on the positioning pin mounting bracket 142, and the positioning pin mounting bracket 142 is fixedly mounted on the sliding block 132.

An indicating device 105 is mounted on the slide mechanism 103, the indicating device 105 indicating the amount of movement of the slide mechanism. In addition to the indication devices shown in fig. 3a and 3b, fig. 4 further discloses a block diagram of an indication device of a ski hole spacing measuring instrument according to an embodiment of the present invention. The pointing device 105 is connected to the slider 132, and the pointing device 105 displays movement data according to the amount of movement of the slider 132. In one embodiment, the slider 132 is in a reference position indicating that the movement data exhibited by the device 105 is a zero position. The reference position of the slider 132 is determined as: the distance between the fixed positioning pin and the movable positioning pin is equal to the reference distance between the two sled holes on the body-in-white. The slider 132 is located inside the reference position and the pointing device 105 exhibits negative movement data that is proportional to the amount of displacement of the slider from the reference position. The slider 132 is located outside the reference position, and the pointing device 105 displays positive movement data proportional to the amount of displacement of the slider from the reference position. When the fixed positioning pin is used, the fixed positioning pin is firstly inserted into one of the sled holes on the body in white, then the handle is pulled to adjust the sliding mechanism, so that the movable positioning pin is aligned with the other sled hole on the body in white, and the movable positioning pin is inserted into the other sled hole. The movement data exhibited by the pointing device is observed at this time. If the two positioning pins can enter the ski hole, the moving data displayed by the indicating device is at the zero position, which indicates that the opening of the ski hole is the same as the design size, and the opening of the ski hole is qualified. If the moving data displayed by the indicating device after the two positioning pins can enter the ski hole are positive values, the fact that the split of the ski hole is larger relative to the design size (zero position) is shown, and the larger the moving data is, the larger the deviation is. If the movement data displayed by the indicating device after the two positioning pins can enter the sled hole are negative values, the fact that the split of the sled hole is small relative to the design size (zero position) is shown, and the larger the negative direction of the movement data is, the larger the deviation is. The indicating means 105 may be a dial gauge with a dial and a pointer or a graduated ruler means. In the illustrated embodiment, the indicating device 105 may be a dial gauge having a dial and a pointer.

Returning to FIG. 1, in the illustrated embodiment, the ski-hole spacing gauge also includes a handle 106. The frame 101 is provided with handles 106. in the illustrated embodiment, the frame is provided with two handles 106, and the handles 106 are mounted adjacent to each end of the frame 101. Fig. 5 further illustrates a block diagram of a handle of the ski hole spacing gauge according to an embodiment of the present invention.

It should also be noted that the above-mentioned embodiments are only specific embodiments of the present invention. It is obvious that the present invention is not limited to the above embodiments, and similar changes or modifications can be directly derived or easily suggested by those skilled in the art from the disclosure of the present invention, and all should fall within the protection scope of the present invention. The above-described embodiments are provided to enable persons skilled in the art to make or use the invention, and many modifications and variations may be made to the above-described embodiments by persons skilled in the art without departing from the inventive concept of the present invention, so that the scope of the invention is not limited by the above-described embodiments, but should be accorded the widest scope consistent with the innovative features set forth in the claims.

Claims

1. A sled hole pitch measurement instrument, comprising:

a support;

the fixed positioning pin is fixedly arranged at the first end of the bracket;

the sliding mechanism is arranged at the second end of the bracket and can slide along the direction of the bracket;

the movable positioning pin is arranged on the sliding mechanism and slides along the direction of the bracket along with the sliding mechanism;

and the indicating device is arranged on the sliding mechanism and indicates the movement amount of the sliding mechanism.

2. The ski hole spacing gauge of claim 1, wherein the slip mechanism comprises:

the sliding rail is positioned on the bracket and extends along the direction of the bracket in a sliding manner;

the sliding block is positioned in the sliding rail and moves along the sliding rail;

the handle is installed on the slider, and pulling handle, slider move along the slide rail.

3. The ski hole spacing gauge of claim 2, wherein the track is a groove formed in the side of the bracket.

4. The ski hole spacing gauge of claim 2,

the fixed positioning pin comprises a positioning pin and a positioning pin mounting bracket, the positioning pin is fixed on the positioning pin mounting bracket, and the positioning pin mounting bracket is fixedly mounted at the first end of the bracket;

the movable positioning pin comprises a positioning pin and a positioning pin mounting bracket, the positioning pin is fixed on the positioning pin mounting bracket, and the positioning pin mounting bracket is fixedly mounted on the sliding block.

5. The ski hole spacing gauge of claim 2, wherein the indicating means is connected to the slider, the indicating means displaying movement data based on the amount of movement of the slider.

6. The ski hole spacing gauge of claim 5,

the sliding block is positioned at a reference position, and the moving data displayed by the indicating device is a zero position;

the sliding block is positioned at the inner side of the reference position, the moving data displayed by the indicating device is a negative value, and the moving data is in direct proportion to the offset of the sliding block and the reference position;

the slider is located the outside of reference position, and the mobile data that indicating device demonstrates is the positive value, and mobile data and the offset of slider and reference position are directly proportional.

7. The ski hole spacing gauge of claim 6, wherein the reference position of the slider is determined by: the distance between the fixed positioning pin and the movable positioning pin is equal to the reference distance between the two sled holes on the body-in-white.

8. A ski hole spacing gauge as claimed in claim 5, wherein the indicating means is a dial gauge having a dial and hands or a graduated ruler means.

9. The ski hole spacing gauge of claim 1, wherein the frame is provided with handles mounted near the ends of the frame.