Novel multifunctional special gauge for sensor cover cap

Abstract

The utility model relates to the technical field of testing fixtures, and discloses a novel multifunctional special testing fixture for a sensor cover cap, which comprises a testing fixture base, a testing fixture base is fixedly connected to the upper end of the testing fixture base, an A reference profiling module is arranged at the upper end of the testing fixture base, and a B reference module is arranged at the upper end of the testing fixture base. The upper end of the testing fixture base is provided with a C reference module, and the left side of the testing fixture base is provided with a side square hole bolt. According to the novel multifunctional special gauge for the sensor cover, when the cover is detected, the cover is placed on the gauge base, the A reference profiling module, the B reference profiling module and the C reference profiling module carry out three reference positioning, fixing and limiting on the cover, the form and location tolerance size is detected, multiple assemblies are matched, the cover is detected, and the detection efficiency is improved. The form and location tolerances of seven sizes need to be detected, and whether the form and location tolerance sizes of the multifunctional sensor cover cap are qualified or not, such as location degree and profile degree, can be conveniently and quickly detected, so that the assembly performance of a product can be conveniently verified.

Description

Technical Field

[0001] The utility model relates to the technical field of inspection tools, in particular to a novel inspection tool specially designed for multifunctional sensor covers. Background Art

[0002] Currently, the market mostly uses conventional measuring instruments such as vernier calipers and three-coordinate measuring instruments for dimensional measurement and inspection of multi-function sensor covers. Vernier calipers cannot measure form and position tolerance dimensions, and three-coordinate measurement is widely used but time-consuming and labor-intensive, and cannot conduct batch inspections and provide timely feedback on results.

[0003] The special inspection fixture for the multi-function sensor cover can quickly and easily check whether the form and position tolerances of the multi-function sensor cover are qualified, such as position and contour, so as to verify the assembly performance of the product. Summary of the Invention

[0004] The technical problem to be solved by the utility model is to provide a novel multifunctional sensor cover special inspection tool, which can effectively solve the problems in the prior art.

[0005] The technical solution adopted by the utility model is: a new type of special inspection tool for multifunctional sensor cover, including a inspection tool base, the upper end of the inspection tool base is fixedly connected to the inspection tool base, the upper end of the inspection tool base is provided with an A reference profiling module, the upper end of the inspection tool base is provided with a B reference module, the upper end of the inspection tool base is provided with a C reference module, a side square hole pin is provided on the left side of the inspection tool base, a middle round hole pin is provided on the upper end of the inspection tool base, a flush gauge and a go / no-go gauge 1 are provided on the upper end of the inspection tool base, a go / no-go gauge 2 and a go / no-go gauge 3 are provided on the upper end of the inspection tool base, and the upper end of the inspection tool base is fixedly connected to a switch valve.

[0006] Preferably, the inspection fixture base is provided with three identical ones, and the A-reference profiling modules represent the A-reference positioning required by the cover drawing.

[0007] Through the above technical solution, a gauge base is provided to measure the accuracy of the calibration gauge.

[0008] Preferably, six identical A-reference profiling modules are provided, and the switch valve is electrically connected to the A-reference profiling modules.

[0009] Through the above technical solution, the switch valve is an air pressure valve, and the slot of the A reference profiling module 3 can be opened and closed by the switch valve, which has a good locking effect and improves the convenience of disassembly and assembly.

[0010] Preferably, the B reference module represents the B reference positioning required by the cover drawing, and the C reference module represents the C reference positioning required by the cover drawing.

[0011] Through the above technical solution, when inspecting the cover, the cover is placed on the inspection fixture base. After the A reference profiling module, the B reference module and the C reference module perform three reference positioning and fixing limits on the cover, the shape and position tolerance dimensions are inspected.

[0012] Preferably, a cover is placed on the upper end of the inspection tool base.

[0013] By adopting the above technical solution, the cover is placed on the inspection fixture base and fixed, and then the inspection can be carried out.

[0014] Preferably, the measurement accuracy of the flush gauge is ±0.5mm, and the dimensions of the go / no-go gauge 1 are T0.25mm / Z0.75mm.

[0015] Through the above technical solution, side square hole pins, middle round hole pins, flush gauges, go / no-go gauges 1, 2 and 3 are set, and multiple components are coordinated to inspect the cover. There are a total of seven size tolerances that need to be inspected. Size one is inspected using Tφ2.5mm / Zφ3.5mm go / no-go gauge 3. After the cover is assembled, there is a mm gap with the gauge base. The φ3.5mm side of the go / no-go gauge 3 cannot be inserted, and the φ2.5mm side can pass smoothly, which proves that the size is qualified; the position of size two is measured by contour detection as required by the customer. After the middle round hole pin is inserted, there is a 3mm gap between the middle round hole pin and the cover. It is inspected using go / no-go gauge 2. The φ3.4mm side of the go / no-go gauge 2 cannot be inserted, and the φ2.6mm side can pass smoothly, which proves that the size is qualified.

[0016] Preferably, the dimensions of the second go / no-go gauge are Tφ2.6mm / Zφ3.4mm, and the dimensions of the third go / no-go gauge are Tφ2.5mm / Zφ3.5mm.

[0017] Through the above technical solution, dimension three is tested using Tφ2.6mm / Zφ3.4mm go / no-go gauge three. After the cover is assembled, there is a 3mm gap with the inspection fixture base. The φ3.4mm side of the go / no-go gauge three cannot be inserted, but the φ2.6mm side can pass through smoothly, which proves that the dimension is qualified; dimension four is tested using the side square hole pin. If the side square hole pin is inserted smoothly, the dimension is qualified; the measurement method of dimension five is the same as that of dimension one; dimension six is ​​tested using a ±0.5mm flush gauge. Place the flush gauge flat on one side of the gap between the left and right covers and smoothly pass it to the other side. If there is no obstruction during the sliding process, the dimension is qualified; dimension air is tested using a T0.25mm / Z0.75mm go / no-go gauge one. Insert the go / no-go gauge one into the gap between the left and right covers. The front section with a thickness of 0.25mm passes smoothly, but the rear end with a thickness of 0.75mm cannot pass through, which proves that the dimension is qualified.

[0018] Compared with the prior art, the present invention provides a new multifunctional sensor cover special inspection tool, which has the following beneficial effects:

[0019] 1. This new multifunctional sensor cover special inspection fixture, when inspecting the cover, starts the switch valve to open the slot of the A reference profiling module, places the cover on the inspection fixture base, and then closes the slot of the A reference profiling module. The reference profiling module, the B reference module, and the C reference module will fix the cover in three reference positions before starting to inspect the form and position tolerance dimensions. Multiple components are coordinated to inspect the cover. A total of seven sizes of form and position tolerances need to be inspected. This can quickly and conveniently check whether the form and position tolerance dimensions of the multifunctional sensor cover are qualified, such as position and contour, to facilitate verification of the product's assembly performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the utility model after assembly;

[0022] Figure 3 This is a schematic diagram of the enlarged structure of the inspection fixture base and the A-reference profiling module of the utility model;

[0023] Figure 4 This is an enlarged structural diagram of the C reference module and the side square hole latch of the utility model;

[0024] Figure 5 It is a schematic diagram of the enlarged structure of the go / no-go gauge 1 and the go / no-go gauge 2 of the present invention.

[0025] Among them: 1. Gauge base; 2. Gauge base; 3. A reference profiling module; 4. B reference module; 5. C reference module; 6. Side square hole pin; 7. Middle round hole pin; 8. Flush gauge; 9. Go / no-go gauge 1; 10. Go / no-go gauge 2; 11. Go / no-go gauge 3; 12. On / off valve. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0027] Example 1: Figure 1-5As shown, the new multifunctional sensor cover special inspection tool provided by the utility model includes a inspection tool base 1, the upper end of the inspection tool base 1 is fixedly connected to the inspection tool base 2, the upper end of the inspection tool base 1 is provided with an A reference profiling module 3, the upper end of the inspection tool base 1 is provided with a B reference module 4, the upper end of the inspection tool base 1 is provided with a C reference module 5, the left side of the inspection tool base 1 is provided with a side square hole pin 6, the upper end of the inspection tool base 1 is provided with a middle round hole pin 7, the upper end of the inspection tool base 1 is provided with a flush gauge 8 and a go / no-go gauge 9, the upper end of the inspection tool base 1 is provided with a go / no-go gauge 2 10 and a go / no-go gauge 3 11, and the upper end of the inspection tool base 1 is fixedly connected to a switch valve 12.

[0028] Specifically, the gauge base 2 is provided with three identical A-reference profiling modules 3 representing the A-reference positioning required by the cover drawing. Advantageously, the gauge base 2 is provided for measuring the accuracy of the calibration gauge.

[0029] Specifically, preferably, the A reference profiling module 3 is provided with six identical ones, and the switch valve 12 is electrically connected to the A reference profiling module 3. Advantageously, the switch valve 12 is a pneumatic valve, which can be used to open and close the slot of the A reference profiling module 3, providing a good locking effect and improving the convenience of assembly and disassembly.

[0030] Specifically, B datum module 4 represents the B datum positioning required by the cover drawing, and C datum module 5 represents the C datum positioning required by the cover drawing. The advantage is that when inspecting the cover, the cover is placed on the gauge base 1. After the A datum profiling module 3, B datum module 4, and C datum module 5 have fixed the cover in the three datum positions, the form and position tolerances can be inspected.

[0031] Example 2: Figure 1-5 As shown, as an improvement to the previous embodiment.

[0032] Specifically, a cover is placed on the upper end of the inspection tool base 1. The advantage is that the inspection can be carried out by placing the cover on the inspection tool base 1 and fixing it.

[0033] Specifically, the measurement accuracy of the flush gauge 8 is ±0.5mm, and the size of the go / no-go gauge 9 is T0.25mm / Z0.75mm. The advantage is that a side square hole pin 6, a middle round hole pin 7, a flush gauge 8, a go / no-go gauge 1 9, a go / no-go gauge 2 10 and a go / no-go gauge 3 11 are set, and multiple components are coordinated to detect the cover. There are a total of seven size form and position tolerances that need to be tested. Size one is tested using Tφ2.5mm / Zφ3.5mm go / no-go gauge 3 11. After the cover is assembled, there is a 3mm gap with the inspection fixture base 1. The φ3.5mm side of the go / no-go gauge 3 11 cannot be inserted, and the φ2.5mm side can pass smoothly, which proves that the size is qualified; the position of size two is measured by contour detection as required by the customer. After the middle round hole pin 7 is inserted, there is a 3mm gap between the middle round hole pin 7 and the cover. It is tested using go / no-go gauge 2 10. The φ3.4mm side of the go / no-go gauge 2 10 cannot be inserted, and the φ2.6mm side can pass smoothly, which proves that the size is qualified.

[0034] Specifically, the dimensions of the second go / no-go gauge 10 are Tφ2.6mm / Zφ3.4mm, and the dimensions of the third go / no-go gauge 11 are Tφ2.5mm / Zφ3.5mm. The advantage is that size three is detected using Tφ2.6mm / Zφ3.4mm go / no-go gauge 3 11. After the cover is assembled, there is a 3mm gap with the inspection fixture base 1. The φ3.4mm side of the go / no-go gauge 3 11 cannot be inserted, but the φ2.6mm side can pass smoothly, which proves that the size is qualified; size four is detected using the side square hole pin 6. If the side square hole pin 6 is inserted smoothly, it proves that the size is qualified; the measurement method of size five is the same as that of size one; size six is ​​detected using ±0.5mm flush gauge 8. Place the flush gauge 8 flat on one side of the gap between the left and right covers and smoothly pass it to the other side. If there is no obstruction during the sliding process, it proves that the size is qualified; size air is detected using T0.25mm / Z0.75mm go / no-go gauge 1 9. Insert the go / no-go gauge 1 9 into the gap between the left and right covers. The front section with a thickness of 0.25mm passes smoothly, but the rear end with a thickness of 0.75mm cannot pass, which proves that the size is qualified.

[0035] Working principle: When in use, start the switch valve to open the slot of the A reference profiling module 3, place the cover on the inspection fixture base 1, and then close the slot of the A reference profiling module 3. After the A reference profiling module 3, the B reference module 4 and the C reference module 5 perform three kinds of reference positioning and fixing limits on the cover, start to detect the form and position tolerance dimensions. There are seven sizes of form and position tolerances that need to be tested. Size one is tested using Tφ2.5mm / Zφ3.5mm go and no-go gauge three 11. After the cover is assembled, there is a 3mm gap with the inspection fixture base 1. The φ3.5mm side of the go and no-go gauge three 11 cannot be inserted, and the φ2.5mm side can pass smoothly, which proves that the size is qualified; the position of size two is measured by contour detection as required by the customer. After the middle round hole pin 7 is inserted, there is a 3mm gap between the middle round hole pin 7 and the cover. It is tested with go and no-go gauge two 10. The φ3.4mm side of the go and no-go gauge two 10 cannot be inserted, and the φ2.6mm side can pass smoothly, which proves that the size is qualified; size three uses Tφ Dimension 4 is tested using the side square hole pin 6. If the side square hole pin 6 is inserted smoothly, the dimension is qualified. The measurement method of dimension 5 is the same as that of dimension 1. Dimension 6 is tested using the ±0.5mm flush gauge 8. Place the flush gauge 8 flat on one side of the gap between the left and right covers and slide it smoothly to the other side. If there is no obstruction during the sliding process, the dimension is qualified. Dimension gas is tested using the T0.25mm / Z0.75mm go / no-go gauge 9. Insert the go / no-go gauge 9 into the gap between the left and right covers. If the front section passes through the 0.25mm thickness smoothly and the rear end cannot pass through the 0.75mm thickness, the dimension is qualified. This method can quickly and easily check whether the form and position tolerance dimensions of the multi-function sensor cover are qualified, such as position and contour, so as to verify the assembly performance of the product.

[0036] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A novel multifunctional sensor cover special inspection tool, comprising an inspection tool base (1), characterized in that: The upper end of the gauge base (1) is fixedly connected to a gauge pedestal (2); the upper end of the gauge base (1) is provided with an A reference profiling module (3); the upper end of the gauge base (1) is provided with a B reference module (4); the upper end of the gauge base (1) is provided with a C reference module (5); the left side of the gauge base (1) is provided with a side square hole plug (6); the upper end of the gauge base (1) is provided with a middle round hole plug (7); the upper end of the gauge base (1) is provided with a flush gauge (8) and a first go / no-go gauge (9); the upper end of the gauge base (1) is provided with a second go / no-go gauge (10) and a third go / no-go gauge (11); and the upper end of the gauge base (1) is fixedly connected with a switch valve (12).

2. The novel multifunctional sensor cover special inspection tool according to claim 1 is characterized in that: The gauge base (2) is provided with three identical A-reference profiling modules (3) representing the A-reference positioning required by the cover drawing.

3. The novel multifunctional sensor cover special inspection tool according to claim 1 is characterized in that: The A reference profiling modules (3) are provided with six identical ones, and the switch valve (12) is electrically connected to the A reference profiling modules (3).

4. The novel multifunctional sensor cover special inspection tool according to claim 1 is characterized in that: The B reference module (4) represents the B reference positioning required by the cover drawing, and the C reference module (5) represents the C reference positioning required by the cover drawing.

5. The novel multifunctional sensor cover special inspection tool according to claim 1 is characterized in that: A cover is placed on the upper end of the inspection tool base (1).

6. The novel multifunctional sensor cover special inspection tool according to claim 1 is characterized in that: The measuring accuracy of the flush gauge (8) is ±0.5 mm, and the dimensions of the go / no-go gauge (9) are T0.25 mm / Z0.75 mm.

7. The novel multifunctional sensor cover special inspection tool according to claim 1 is characterized in that: The dimensions of the second go / no-go gauge (10) are Tφ2.6mm / Zφ3.4mm, and the dimensions of the third go / no-go gauge (11) are Tφ2.5mm / Zφ3.5mm.

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