CN211527241U - A water-air cooler bracket accuracy detection tool - Google Patents

Abstract

The utility model discloses an accuracy detection tool for a bracket of a water-air cooler. The detection tool includes a bottom plate, a positioning seat, a clamping part and a threaded hole hole position measuring part; the positioning seat is provided with an installation shaft hole on the bracket to be measured. The guide shaft with matching position, the lower end of the guide shaft is fixedly connected with the positioning seat, the upper surface of the positioning seat is provided with a positioning surface that matches the bottom surface of the position of the shaft hole on the bracket to be tested, and the lower surface of the positioning seat is fixedly connected with the base ;The clamping part cooperates with the positioning seat to clamp the bracket to be tested, and the clamping part is fixed on the bottom plate and is located near the positioning seat; the threaded hole hole position measurement part is equipped with a threaded hole corresponding to the position of the screw hole on the bracket to be tested. For the measuring block of the measuring hole, the bottom of the measuring block is fixedly connected with the bottom plate; a spring measuring hole assembly is also arranged in the measuring hole. The detection accuracy of the tool provided by the utility model meets the requirements, and the operation is simple, time-saving and efficient.

Description

A water-air cooler bracket accuracy detection tool

technical field

The utility model relates to the technical field of workpiece inspection tools, in particular to a water-air cooler bracket precision inspection tool.

Background technique

With the acceleration of the modern mechanization process, the structure of mechanical parts in the automotive industry is becoming more and more complex, not only the requirements for product dimensional accuracy are getting higher and higher, but also the detection methods and detection methods are becoming more and more complex. In today's pursuit of high efficiency and low cost Under the rhythm, with the continuous improvement of CNC numerical control lathe processing technology and processing difficulty, more and more attention is paid to the measurement efficiency requirements of existing testing instruments or testing tools. At present, the detection of workpieces usually uses a CMM. Although the detection accuracy of the CMM is high, the detection time of the CMM is long, which is not suitable for the detection of batch workpieces. For products that require full detection, a special fixture must be developed and designed to replace the machine testing equipment. The purpose of this fixture is to improve the efficiency of position measurement, and the fixture is fast in operation, efficient in measurement, accurate and practical. The utility model The purpose of design and development.

Utility model content

The purpose of the utility model is to overcome the defects existing in the prior art, and to provide a detection tool which simultaneously detects the flatness, screw hole positions and installation dimensions of the water-air cooler bracket. The tooling has the characteristics of simple operation, accurate positioning, high efficiency and practicality.

In order to achieve the above purpose, the technical scheme of the present utility model is to design a water-air cooler bracket accuracy detection tool, the bracket to be tested is provided with a vertical installation shaft hole and a number of horizontally arranged threaded holes, and the detection tool includes a base plate, a positioning seat, clamping part and threaded hole hole position measurement part; the positioning seat is provided with a guide shaft that matches the position of the mounting shaft hole on the bracket to be measured, the lower end of the guide shaft is fixedly connected with the positioning seat, and the upper surface of the positioning seat is There is a positioning surface that matches the bottom surface of the mounting shaft hole on the bracket to be tested, and the bottom of the positioning seat is fixedly connected to the base; the clamping part cooperates with the positioning seat to clamp the bracket to be tested, and the clamping part is fixed on the bottom plate It is located near the positioning seat; the threaded hole hole position measuring component is provided with a measuring block with a measuring hole that matches the position of the screw hole on the bracket to be measured, and the bottom of the measuring block is fixedly connected to the bottom plate; there is also a spring measuring device in the measuring hole. hole assembly.

The method of using the water-air cooler bracket accuracy testing tool is to first place the workpiece to be tested on the guide shafts of the four corner positioning seats, and the positioning seats are provided with positioning surfaces, and the positioning surfaces are used in conjunction with the clamping parts to measure the to-be-measured The flatness of the bracket. Use the threaded hole hole position measuring component to measure the relative position of the opening of the workpiece to be measured, and place the spring measuring hole assembly in the measuring hole. If the measuring head of the spring measuring hole assembly can pass through the opening of the workpiece to be measured, it means The position of the workpiece opening is accurate.

As a preferred technical solution, the clamping component includes a support, a pressure rod, a connecting rod, a force application rod and a calibration block fixed on the base plate; the connecting rod is fixed on the upper end of the support, and the lower end of the force application rod and the pressure rod The rear ends are respectively hingedly connected with the connecting rods, the upper ends of the connecting rods are hingedly connected with the force-applying rods, the lower ends of the connecting rods are hingedly connected with the pressure rods, and the pressure rods are connected with the calibration quick by bolts; the head of the calibration block is provided with a U-shaped slot. and calibration surfaces.

As a preferred technical solution, the spring measuring hole assembly includes a measuring rod, a support sleeve, a spring and a handle, the measuring rod includes a measuring head and a measuring tube sliding section adapted to the threaded hole to be measured, and the measuring tube slides The segment is a tapered rod, the large size end of the tapered rod is connected to the measuring head, and the taper of the tapered rod is 1:20~40; the length of the measuring rod is longer than the length of the measuring tube, the measuring rod passes through the support sleeve, and is connected with the support sleeve. The tube is matched with the movement, the measuring rod is provided with a handle at one end extending out of the support sleeve, a spring is sleeved on the support rod between the handle and the support sleeve, and the measuring rod is provided with a measuring head at the other end extending out of the support sleeve , a limit stop ring is arranged at the joint of the measuring rod and the measuring head, and the outer surface of the support sleeve is adapted to the measuring hole on the measuring fast.

As a preferred technical solution, the measuring block of the threaded hole hole position measuring component is provided with one or more measuring holes, and the positions of the measuring holes correspond to the positions of the threaded holes of the bracket to be measured.

As a preferred technical solution, the bottom of the threaded hole position measuring component is also provided with a measuring base, a slide rail is arranged under the measuring base, the measuring base is slidably connected with the slide rail, and a limit block is arranged on the slide rail, and the measuring block is installed on the measuring base.

As a preferred technical solution, the measuring hole is further provided with a guide section extending out of the measuring hole.

As a preferred technical solution, the bottom plate is also provided with a stop gauge.

As a preferred technical solution, the bottom plate is also provided with fixing screw holes.

The advantages and beneficial effects of the present utility model lie in that: the water-air cooler bracket accuracy detection tool of the present utility model is a detection tool prepared according to the requirements of bracket processing, and performs structural coordination, limit and position constraints on various reference components. After the three-dimensional reference positioning, the installation size of the bracket to be measured and the position of the screw holes are accurately detected. The detection accuracy of the tooling meets the requirements, and the operation is simple, time-saving and efficient.

Description of drawings

Fig. 1 is the structural schematic diagram of the workpiece to be tested;

Fig. 2 is the structural representation of the present utility model;

Fig. 3 is the structural representation of the positioning seat of the present invention;

Fig. 4 is the structural representation of the spring measuring hole assembly of the present invention;

Fig. 5 is the structural representation of the clamping part of the present utility model;

In the figure: 1, base plate; 2, positioning seat; 21, positioning surface; 22, guide shaft; 3, clamping part; 31, support; 32, quick calibration; 33, pressure rod; 34, connecting rod; 35, Forcing rod; 4. Threaded hole position measurement part; 41. Measuring base; 42. Measuring block, 43. Measuring hole; 5. Spring measuring hole assembly; 51. Measuring rod; 52. Support sleeve; 53. Spring; 54 , handle; 55, measuring head; 56, limit ring; 6, pass and stop gauge; 7, fixed screw hole.

Detailed ways

The specific embodiments of the present utility model will be further described below with reference to the accompanying drawings and embodiments. The following examples are only used to illustrate the technical solutions of the present invention more clearly, and cannot be used to limit the protection scope of the present invention.

A water-air cooler bracket accuracy detection tool, the bracket to be tested is provided with a vertically arranged mounting shaft hole 8 and a number of horizontally arranged threaded holes 9, the detection tool includes a bottom plate 1, a positioning seat 2, a clamping part 3 and threaded holes The hole position measuring part 4; the positioning seat is provided with a guide shaft 22 that matches the position of the mounting shaft hole on the bracket to be measured, the lower end of the guide shaft is fixedly connected with the positioning seat, and the upper surface of the positioning seat is provided with the bracket to be measured. The positioning surface 21 that matches the bottom surface of the upper mounting shaft hole, the bottom of the positioning seat is fixedly connected to the base; the clamping part and the positioning seat are used to clamp the bracket to be tested, and the clamping part is fixed on the bottom plate and is located near the positioning seat The threaded hole hole position measuring component is provided with a measuring block with a measuring hole 43 matching the position of the threaded hole of the bracket to be measured, and the bottom of the measuring block is fixedly connected with the bottom plate; a spring measuring hole assembly 5 is also arranged in the measuring hole.

The inspection tool is provided with four positioning seats, and the four positioning seats are matched with four clamping parts. The clamping part includes a support 31, a pressure rod 33, a connecting rod 34, a forcing rod 35 and a calibration block 32 fixed on the bottom plate; the connecting rod is fixed on the upper end of the support, the lower end of the forcing rod and the rear The ends are hingedly connected to the connecting rod, the upper end of the connecting rod is hingedly connected to the force-applying rod, the lower end of the connecting rod is hingedly connected to the pressure rod, and the pressure rod and the calibration block are connected by bolt threads; the head of the calibration block is provided with a U-shaped slot. and calibration surfaces.

The spring measuring hole assembly includes a measuring rod 51, a support sleeve 52, a spring 53 and a handle 54. The measuring tube includes a measuring head 55 (measurement head chamfering processing) that is adapted to the threaded hole to be measured and the measuring tube slides. The sliding section of the measuring tube is a tapered rod, the large-sized end of the tapered rod is connected to the measuring head, the small-sized end of the tapered rod is connected to the handle, and the taper of the tapered rod is 1:20-40; the length of the measuring rod is longer than that of the measuring rod. The length of the tube, the measuring rod passes through the support sleeve, and is in dynamic cooperation with the support sleeve. The measuring rod is provided with a measuring head at the other end protruding from the support sleeve, and a limit ring 56 is provided at the joint of the measuring rod and the measuring head.

The measuring block of the threaded hole hole position measuring component is provided with one or more measuring holes, and the positions of the measuring holes correspond to the positions of the threaded holes of the bracket to be measured.

The bottom of the threaded hole position measuring component is also provided with a measuring base 41, a slide rail is arranged under the measuring base, the measuring base is slidably connected with the slide rail, the measuring block 42 is installed on the measuring base, and the slide rail is provided with a limit block .

The measuring hole is also provided with a guide section extending out of the measuring hole.

The bottom plate is also provided with a stop gauge 6 .

The bottom plate is also provided with fixing screw holes 7 connected with the workbench.

The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the technical principles of the present invention, several improvements and modifications can be made. These improvements and retouching should also be regarded as the protection scope of the present invention.

Claims (8)

1. A precision detection tool for a water air cooler support is characterized in that the detection tool comprises a bottom plate, a positioning seat, a clamping part and a threaded hole position measuring part, wherein the bottom plate is provided with a plurality of horizontally arranged threaded holes; the positioning seat is provided with a guide shaft matched with the position of an installation shaft hole in the bracket to be measured, the lower end of the guide shaft is fixedly connected with the positioning seat, the upper surface of the positioning seat is provided with a positioning surface matched with the bottom surface of the installation shaft hole in the bracket to be measured, and the lower surface of the positioning seat is fixedly connected with the base; the clamping part is matched with the positioning seat and used for clamping the support to be tested, and the clamping part is fixed on the bottom plate and is positioned near the positioning seat; the threaded hole position measuring part is provided with a measuring block which is matched with the position of a threaded hole on the bracket to be measured and is provided with a measuring hole, and the bottom of the measuring block is fixedly connected with the bottom plate; and a spring hole measuring assembly is also arranged in the measuring hole.

2. The precision detection tool for the water air cooler support according to claim 1, wherein the clamping component comprises a support fixed on a bottom plate, a pressure rod, a connecting rod, a force application rod and a calibration block; the connecting rod is fixed at the upper end of the support, the lower end of the force application rod and the rear end of the pressure rod are respectively hinged with the connecting rod, the upper end of the connecting rod is hinged with the force application rod, the lower end of the connecting rod is hinged with the pressure rod, and the pressure rod is in threaded connection with the calibrating block through a bolt; the head of the calibration block is provided with a U-shaped clamping groove and a calibration surface.

3. The precision detection tool for the water air cooler support according to claim 2, wherein the spring hole measuring assembly comprises a measuring rod, a supporting sleeve, a spring and a handle, the measuring rod comprises a measuring head matched with a threaded hole to be measured and a measuring tube sliding section, the measuring tube sliding section is a conical rod, the large-size end of the conical rod is connected with the measuring head, and the conical degree of the conical rod is 1: 20-40; the length of surveying buret is good at to the measuring stick, and the measuring stick passes the support sleeve, and with support sleeve movable fit, the measuring stick is equipped with the handle in the one end that stretches out the support sleeve, and the cover is equipped with the spring on the bracing piece between handle and support sleeve, and the measuring stick is equipped with the measurement head in the other end that stretches out the support sleeve, is equipped with spacing retaining ring at the measuring stick with the joint portion of measurement head, support sleeve's surface with measure and go up measurement pore looks adaptation soon.

4. The tooling for detecting the precision of the water air cooler bracket according to claim 3, wherein one or more measuring holes are arranged on the measuring block of the threaded hole position measuring component, and the position of the measuring hole corresponds to the position of the threaded hole of the bracket to be measured.

5. The tooling for detecting the precision of the water air cooler bracket according to claim 4, wherein a measuring base is further arranged at the bottom of the threaded hole position measuring part, a sliding rail is arranged below the measuring base, the measuring base is slidably connected with the sliding rail, the measuring block is arranged on the measuring base, and a limiting block is arranged on the sliding rail.

6. The tooling for detecting the precision of the bracket of the water air cooler according to claim 5, wherein a guide section extending out of the measuring hole is further arranged in the measuring hole on the measuring block.

7. The frock of claim 6, wherein the bottom plate is further provided with a go-no go gauge.

8. The tooling for detecting the precision of the water air cooler bracket according to claim 7, wherein the bottom plate is further provided with a fixing screw hole connected with the workbench.

Images