CN218496030U - Detection tool for producing lower bracket of automobile steering column - Google Patents

Abstract

The utility model discloses a checking fixture for producing a lower bracket of an automobile steering column, which belongs to the field of automobile production equipment and comprises a main body frame; the beneficial effects of the utility model are that remove the decline of end through the lead screw slip table, make steering column lower carriage get into the mould groove that matches with it, through infrared sensor, distance to between steering column lower carriage outer wall and the mould inslot wall detects, when detecting numerical value and surpassing the setting value, infrared sensor sends a signal to the controller, controller control warning light scintillation, the product is unqualified, when infrared sensor detection distance is in the setting value, the warning light does not take place the scintillation, this face of steering tube lower carriage is qualified then, repeat above-mentioned work, up to four outer walls of equipment to steering column lower carriage all detect, and the warning light does not take place the scintillation when detecting, then the product is qualified, need not to adopt high three-coordinate equipment, and the cost is saved, and easy operation, the time spent is short when detecting the part, the equipment detection efficiency is improved.

Description

A inspection tool for the production of the lower bracket of the steering column of an automobile

technical field

The utility model relates to the field of automobile production equipment, in particular to a production inspection tool for the lower support of the automobile steering column.

Background technique

With the development of the economy and the improvement of living standards, the use of cars is increasing year by year. The relationship between vehicles and humans is really inseparable. However, vehicle manufacturers, vehicle component manufacturers and drivers not only pursue the performance of the vehicle itself , safety and its fuel-saving effect, and more and more attention is paid to the components of the car. While the car has become our main means of transportation, people's requirements for its manufacturing process are becoming higher and higher, making its production process also As it becomes more and more advanced, the production and testing of various parts are also becoming more and more advanced, and the precision is getting higher and higher. The upper bracket on the left side of the steering column is complex in shape and has many three-dimensional space dimensions. The various installation space sizes required It is necessary to ensure that it is within the allowable dimensional tolerance range. Its accuracy directly affects the performance of the car. Now the most commonly used tool for the detection of auto parts is three coordinates. The high precision and high intelligence of this detection tool make it more widely used. However, this tool takes a long time to detect parts, the measurement efficiency is low, it is difficult to meet the production requirements, and the cost of three-coordinate equipment is high and the operation is complicated.

Utility model content

The purpose of this utility model is to provide a check tool for the production of the lower bracket of the steering column of the automobile, so as to solve the problems raised in the above-mentioned background technology.

The technical scheme of the utility model is: comprising a main body frame, the inside of the main body frame is fixedly connected with a screw slide, and the outer wall of the moving end of the screw slide is fixedly connected with a first bracket, and the first bracket is fixed along the main body. The vertical center line of the frame is symmetrically distributed, the outer walls of the opposite sides of the two first brackets are rotatably connected with detection molds, the outer wall of the first bracket on the left side is fixedly connected with a stepping motor, and the output end of the stepping motor is fixedly connected with a drum , the drum is fixedly connected to the detection mold, the outer wall of the detection mold is provided with a mold groove, the inner wall of the mold groove is fixedly connected with infrared sensors, and the infrared sensors are evenly distributed on the inner wall of the mold groove, so A receiving platform is placed under the detection mold, a controller is fixedly connected to the outer wall on the right side of the main frame, and a warning light is fixedly connected to the outer wall on the right side of the main frame. are electrically connected.

Further, a rubber layer is fixedly connected to the upper surface of the receiving platform.

Further, the outer wall of the main body frame is fixedly connected with a second bracket, and the outer wall of the second bracket is fixedly connected with a first electro-hydraulic rod, and the telescopic end of the first electro-hydraulic rod is fixedly connected with a first push piece, and the first The push pieces are distributed symmetrically along the vertical center line of the main body frame.

Further, the outer wall of the main body frame is fixedly connected with a third bracket, and the outer wall of the third bracket is fixedly connected with a second electro-hydraulic rod, and the telescopic end of the second electro-hydraulic rod is fixedly connected with a second push piece, and the second The push pieces are distributed symmetrically along the vertical line of the main body frame.

Further, rubber gaskets are fixedly connected to the outer wall of the second push piece, and the rubber gasket is distributed on the outer wall of the second push piece and the first push piece.

The utility model provides a production inspection tool for the lower bracket of the automobile steering column through improvement. Compared with the prior art, the utility model has the following improvements and advantages:

One: the lower bracket of the steering column of the utility model is placed above the receiving platform, and the outer wall around the detection mold is provided with a mold groove matching the outer wall around the lower bracket of the steering column, and the lowering of the moving end of the screw slide table detects the decline of the mold. Make the steering column lower bracket enter the matching mold groove, and use the infrared sensor to detect the distance between the outer wall of the steering column lower bracket and the inner wall of the mold groove. When the detected value exceeds the set value, the infrared sensor will report to the controller Send a signal, the controller receives the signal from the infrared sensor, and the controller controls the warning light to flash to remind people that the size of the lower bracket of the steering column exceeds the standard. When the infrared sensor detects that the distance between the outer wall of the lower bracket of the steering column and the inner wall of the mold groove is within the set value If the warning light does not flicker, the surface of the lower bracket of the steering tube is qualified. People flip the lower bracket of the steering column, driven by the output end of the stepping motor, to make the detection mold rotate, so that the mold groove on the lower surface of the detection mold is the same as that after turning The lower bracket of the steering column matches the lower bracket of the steering column, repeat the above work until the equipment detects the four outer walls of the lower bracket of the steering column, and the warning light does not flicker during the detection, then the lower bracket of the steering column passes the test, no need to use The expensive three-coordinate equipment saves costs, is easy to operate, and takes a short time to inspect parts, which improves the inspection efficiency of the equipment.

Second: the utility model uses the extension of the telescopic end of the first electro-hydraulic rod to make the two first push pieces radially clamp the lower bracket of the steering column on the receiving platform, so that the vertical centerline of the lower bracket of the steering column It coincides with the vertical center line of the receiving platform, which ensures that the axial direction of the detection mold is aligned with the axial direction of the lower bracket of the steering column, and through the extension of the telescopic end of the second electro-hydraulic rod, the steering of the two second push pieces on the receiving platform is ensured. The lower bracket of the pipe column is radially clamped, so that the vertical line of the lower bracket of the steering column coincides with the vertical line of the receiving platform, which ensures that the radial direction of the detection mold is aligned with the radial direction of the lower bracket of the steering column.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further explained:

Fig. 1 is the front structural schematic diagram of the utility model;

Fig. 2 is the front sectional structure schematic diagram of the utility model;

Fig. 3 is a structural schematic diagram of a top view of the receiving platform of the present utility model;

Fig. 4 is a side sectional structural schematic diagram of the detection mold of the present invention.

Explanation of reference signs: 1. main frame; 2. screw slide table; 3. stepping motor; 4. drum; 5. detection mold; 6. mold groove; 7. infrared sensor; Controller; 10, warning light; 11, second support; 12, first electrohydraulic rod; 13, first push piece; 14, third support; 15, second electrohydraulic rod; 16, second push piece.

Detailed ways

The utility model will be described in detail below in conjunction with accompanying drawings 1 to 4, and the technical solutions in the embodiments of the utility model are clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than Full examples. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

The utility model provides a kind of inspection tool for the production of the lower bracket of the automobile steering column through improvement, as shown in Figure 1-Figure 4, including a main body frame 1, and the inside of the main body frame 1 is fixedly connected with a screw slide table 2, and the wire The outer wall of the mobile end of the rod slide 2 is fixedly connected with the first bracket, which is symmetrically distributed along the vertical center line of the main frame 1, and the outer wall of the opposite side of the two first brackets is rotatably connected with the detection mold 5, the first on the left side The outer wall of the bracket is fixedly connected with a stepping motor 3, and the output end of the stepping motor 3 is fixedly connected with a drum 4, the drum 4 is fixedly connected with the detection mold 5, and the outer wall of the detection mold 5 is provided with a mold groove 6, and the mold groove 6 The inner wall is fixedly connected with an infrared sensor 7, and the infrared sensor 7 is evenly distributed on the inner wall of the mold groove 6, a receiving platform 8 is placed under the detection mold 5, a controller 9 is fixedly connected to the outer wall on the right side of the main frame 1, and the outer wall on the right side of the main frame 1 is fixed. A warning light 10 is connected, and the warning light 10 and the infrared sensor 7 are electrically connected to the controller 9; the lower bracket of the steering column is placed above the receiving platform 8, and the outer wall around the detection mold 5 is provided with the lower bracket of the steering column. The mold groove 6 matched with the surrounding outer wall detects the decline of the mold 5 through the decline of the moving end of the screw slide table 2, so that the lower bracket of the steering column enters the matching mold groove 6, and the lower bracket of the steering column is controlled by the infrared sensor 7. The distance between the outer wall of the bracket and the inner wall of the mold groove 6 is detected. When the detected value exceeds the set value, the infrared sensor 7 sends a signal to the controller 9, and the controller 9 receives the signal from the infrared sensor 7. The controller 9 controls the warning light 10 to flash , to remind people that the size of the lower bracket of the steering column exceeds the standard. When the infrared sensor 7 detects that the distance between the outer wall of the lower bracket of the steering column and the inner wall of the mold groove 6 is within the set value, and the warning light 10 does not flash, the lower bracket of the steering tube will If the surface is qualified, people flip the lower bracket of the steering column, driven by the output end of the stepper motor 3, the detection mold 5 is rotated, so that the mold groove 6 on the lower surface of the detection mold 5 matches the lower bracket of the steering column after being turned, repeat The above work, until the equipment detects the four outer walls of the lower bracket of the steering column, and the warning light 10 does not flicker during the detection, the lower bracket of the steering column passes the inspection, and there is no need to use expensive three-coordinate equipment, which saves costs , the operation is simple, the time spent on detecting parts is short, and the detection efficiency of the equipment is improved.

Specifically, the upper surface of the receiving platform 8 is fixedly connected with a rubber layer; through the rubber layer, the friction force on the upper surface of the receiving platform 8 is improved, and the lower bracket of the steering column is prevented from slipping on the upper surface of the receiving platform 8 .

Specifically, the outer wall of the main body frame 1 is fixedly connected with the second bracket 11, and the outer wall of the second bracket 11 is fixedly connected with the first electro-hydraulic rod 12, and the telescopic end of the first electro-hydraulic rod 12 is fixedly connected with the first push piece 13, and the first push piece 13 is fixedly connected with the first push piece 13. The pieces 13 are distributed symmetrically along the vertical center line of the main body frame 1; through the extension of the telescopic end of the first electrohydraulic rod 12, the two first push pieces 13 clamp the lower bracket of the steering column on the receiving platform 8 radially. Hold, make the vertical centerline of the steering column lower bracket coincide with the vertical centerline of the receiving platform 8, and ensure that the detection mold 5 is axially aligned with the steering column lower bracket axially.

Specifically, the outer wall of the main body frame 1 is fixedly connected with a third bracket 14, and the outer wall of the third bracket 14 is fixedly connected with a second electrohydraulic rod 15, and the telescopic end of the second electrohydraulic rod 15 is fixedly connected with a second push piece 16, and the second push piece 16 is fixedly connected with the second push piece 16. The pieces 16 are distributed symmetrically along the vertical line of the main body frame 1; through the extension of the telescopic end of the second electro-hydraulic rod 15, the two second push pieces 16 are radially clamped to the lower bracket of the steering column on the receiving platform 8 , so that the vertical line of the lower bracket of the steering column coincides with the vertical line of the receiving platform 8, which ensures that the radial direction of the detection mold 5 is aligned with the lower bracket of the steering column.

The outer wall of the second push piece 16 is fixedly connected with a rubber gasket, and the rubber gasket is distributed on the outer wall of the second push piece 16 and the first push piece 13; through the rubber gasket, the second push piece 16 and the first push piece are improved. The flexibility of the outer wall of the sheet 13 prevents the second push piece 16 and the first push piece 13 from causing abrasion to the outer wall of the lower bracket of the steering column, thereby ensuring the integrity of the outer wall of the lower bracket of the steering column.

Working principle: first place the lower bracket of the steering column on the top of the receiving platform 8, and the outer wall around the detection mold 5 is provided with a mold groove 6 that matches the outer wall around the lower bracket of the steering column. The mold 5 descends, so that the lower bracket of the steering column enters the matching mold groove 6, and the distance between the outer wall of the lower bracket of the steering column and the inner wall of the mold groove 6 is detected by the infrared sensor 7. When the detected value exceeds the set value, the infrared sensor 7 sends a signal to the controller 9, and the controller 9 receives the signal from the infrared sensor 7, and the controller 9 controls the warning light 10 to flash to remind people that the size of the lower bracket of the steering column exceeds the standard. When the infrared sensor 7 detects that the steering column lower If the distance between the outer wall of the bracket and the inner wall of the mold groove 6 is within the set value, and the warning light 10 does not flicker, the lower bracket of the steering tube is qualified. People flip the lower bracket of the steering column, driven by the output end of the stepper motor 3 The detection mold 5 is rotated so that the mold groove 6 on the lower surface of the detection mold 5 is matched with the flipped steering column lower bracket, and the above work is repeated until the equipment detects the four outer walls of the steering column lower bracket, and If the warning light 10 does not flicker during detection, the lower bracket of the steering column passes the detection without using expensive three-coordinate equipment, which saves costs, is simple to operate, takes a short time to detect parts, and improves the detection efficiency of the equipment. The rubber layer improves the friction force on the upper surface of the receiving platform 8 and prevents the lower bracket of the steering column from slipping on the upper surface of the receiving platform 8. Then, the extension of the telescopic end of the first electro-hydraulic rod 12 makes the two first push pieces 13 Clamp the lower bracket of the steering column on the receiving platform 8 radially, so that the vertical centerline of the lower bracket of the steering column coincides with the vertical centerline of the receiving platform 8, ensuring that the detection mold 5 is axially aligned with the steering column The lower bracket is axially aligned, and through the extension of the telescopic end of the second electrohydraulic rod 15, the two second push pieces 16 are radially clamped on the lower bracket of the steering column on the receiving platform 8, so that the lower bracket of the steering column The vertical line coincides with the vertical line of the receiving platform 8, which ensures that the detection mold 5 is radially aligned with the steering column lower bracket, and finally the second push piece 16 and the first push piece are improved through the rubber gasket. The flexibility of the outer wall of 13 prevents the second push piece 16 and the first push piece 13 from causing abrasion to the outer wall of the lower bracket of the steering column, thereby ensuring the integrity of the outer wall of the lower bracket of the steering column.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (5)

1. The utility model provides an automobile steering column lower carriage production is with examining utensil which characterized in that: including main body frame (1), main body frame (1) inside fixedly connected with lead screw slip table (2), and lead screw slip table (2) remove the first support of end outer wall fixedly connected with, first support along the vertical central line of main body frame (1) is the symmetric distribution, two first support opposite side outer wall rotates to be connected with and detects mould (5), the first support outer wall fixedly connected with step motor (3) in left side, and step motor (3) output end fixedly connected with rotary drum (4), rotary drum (4) with be fixed connection between detection mould (5), it has seted up mould groove (6) to detect mould (5) outer wall, mould groove (6) inner wall fixedly connected with infrared sensor (7), and infrared sensor (7) evenly distributed is in mould groove (6) inner wall, it connects platform (8) to detect mould (5) below, main body frame (1) right side outer wall fixedly connected with controller (9), main body frame (1) right side outer wall fixedly connected with warning light (10), warning light (10) with infrared sensor (7) with do between controller (9).

2. The inspection device for producing the lower bracket of the steering column of the automobile as claimed in claim 1, wherein: the upper surface of the bearing table (8) is fixedly connected with a rubber layer.

3. The inspection device for producing the lower bracket of the steering column of the automobile as claimed in claim 1, wherein: main body frame (1) outer wall fixedly connected with second support (11), and first electronic hydraulic stem (12) of second support (11) outer wall fixedly connected with, first electronic hydraulic stem (12) flexible end fixedly connected with first push jack (13), first push jack (13) are the symmetric distribution along the vertical central line of main body frame (1).

4. The inspection device for producing the lower bracket of the steering column of the automobile as claimed in claim 2, wherein: main body frame (1) outer wall fixedly connected with third support (14), and third support (14) outer wall fixedly connected with second electronic hydraulic stem (15), the flexible end fixedly connected with second push jack (16) of second electronic hydraulic stem (15), second push jack (16) are symmetric distribution along the perpendicular bisector of main body frame (1).

5. The inspection device for producing the lower bracket of the steering column of the automobile as claimed in claim 4, wherein: the outer wall of the second push sheet (16) is fixedly connected with a rubber gasket, and the rubber gasket is distributed on the outer walls of the second push sheet (16) and the first push sheet (13).

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