CN210486761U

CN210486761U - Product profile tolerance detection tool

Info

Publication number: CN210486761U
Application number: CN201921949527.3U
Authority: CN
Inventors: 李金君
Original assignee: Suzhou Yingta Electronic Technology Co Ltd
Current assignee: Suzhou Yingta Electronic Technology Co Ltd
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-05-08
Anticipated expiration: 2029-11-13

Abstract

The utility model discloses a product profile tolerance detection tool relates to profile tolerance detection tool technical field, for solving the size that present measuration instrument can't measure all points on this product profile, and the size measuration can increase the service load of measuration instrument, the inaccurate problem of spending time again of measuration. The upper surface of tool main part is provided with detection frame, and the central point of detection frame coincides with the central point of tool main part, install the product that awaits measuring on the outer wall of tool main part, and the outer wall in close contact with of product that awaits measuring and tool main part, the upper surface of tool main part is provided with a plurality of clamp support, the upper surface of clamp support is provided with the fixed clamp, the lower extreme of fixed clamp is provided with positioning pressure plate, and positioning pressure plate is located the top of the product that awaits measuring.

Description

Product profile tolerance detection tool

Technical Field

The utility model relates to a profile tolerance detection tool technical field specifically is a product profile tolerance detection tool.

Background

The jig is a tool for carpenters, ironmen, pincers workers, machines, electric controls and other handicrafts, and is mainly used as a tool for assisting in controlling positions or actions. The jig can be divided into a process assembly type jig, a project test type jig and a circuit board test type jig, and the main index for describing the accuracy of the dimension of the curved surface is a profile tolerance error which is a variation condition of a measured actual profile relative to an ideal profile. The machining precision of the free-form surface can be measured by the profile degree with or without a reference, and the machining precision of the free-form surface is a geometric element which is difficult to define, and unlike a general regular geometric element, the machining precision of the free-form surface can be accurately defined by a small number of parameters, so that the inspection of the machining precision of the free-form surface is complicated, and the main characteristic is that the measured surface can not be directly used as a measurement reference, so that a measurement result comprises systematic errors caused by the fact that a measurement coordinate system is not coincident with a design coordinate system.

The measurement of the size of the molded plastic part is generally performed by using a measurement-type measuring instrument, the size of all points on the product outline cannot be measured by the conventional measuring instrument, the size measurement increases the use load of the measuring instrument, and the measurement is inaccurate and takes time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a product profile tolerance detection tool to solve the current measuring instrument that provides in the above-mentioned background art and can't measure the size of all points on this product profile, and the size measuration can increase the service load of measuring instrument, measuration inaccurate problem of spending time again.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a product profile tolerance detection tool, includes the tool main part, the upper surface of tool main part is provided with detection frame, and the central point of detection frame and the coincidence of the central point of tool main part, install the product that awaits measuring on the outer wall of tool main part, and the product that awaits measuring and the outer wall in close contact with of tool main part.

Preferably, the upper surface of the jig main body is provided with a plurality of clamp supports, the upper surface of each clamp support is provided with a fixed clamp, the lower end of each fixed clamp is provided with a positioning pressing plate, and the positioning pressing plates are located above the product to be tested.

Preferably, the upper surface of the product to be measured is provided with a built-in groove, the size of the built-in groove is equal to that of the positioning pressing plate, and the positioning hole is formed in the built-in groove.

Preferably, the fixture main body is provided with positioning brackets on the peripheral outer walls, the outer walls of the positioning brackets are provided with pull rings, and the positioning brackets and the pull rings are respectively provided with four pull rings.

Preferably, the outer wall of the jig main body is provided with a plurality of measuring marked lines, and the plurality of measuring marked lines are symmetrically distributed about the vertical center line and the horizontal center line of the jig main body respectively.

Preferably, the lower end of the jig main body is provided with four supporting seats, and the four supporting seats and the jig main body are of an integral structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a GoNgo detection tool for profile tolerance size detection of product, design the supplementary tool of measuration, measure to the profile dimension of product, guarantee accuracy and efficiency increase, on the basis that original use measuring instrument measuration, design GoNgo detection tool according to product outward appearance and dimensional characteristic, can carry out size detection to all profile surfaces of product, thereby guarantee that product appearance profile accords with customer's assembly requirement, is simple in structure, the action is stable and reliable, the speed of detection accelerates, the unable all recognized phenomena of point on the direct measurement time measuring product profile surface before having solved, and the measuring speed is fast, thereby ensure that new product quality can volume production smoothly, solve customer's worry, factory interior measuring personnel's the time of measuration has been shortened.

2. The GoNgo profile tolerance detection jig is manufactured to replace measurement together, the product is fixed on the detection jig by the clamp, and the profile tolerance of the product is detected by the stop gauge and the surface difference gauge, so that an instrument is replaced for measurement, the measurement cost is reduced, and the measurement stability is improved.

Drawings

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

FIG. 2 is a schematic view of the structure of a product to be tested according to the present invention;

FIG. 3 is an enlarged schematic view of part A of the present invention;

in the figure: 1. a jig main body; 2. a supporting seat; 3. a positioning bracket; 4. a pull ring; 5. measuring a marking line; 6. a detection frame; 7. a product to be tested; 8. a groove is arranged inside; 9. positioning holes; 10. positioning a pressing plate; 11. a clamp support; 12. and (5) fixing the clamp.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a product profile tolerance detection tool, includes tool main part 1, and the upper surface of tool main part 1 is provided with detection frame 6, and the central point of detection frame 6 and the coincidence of the central point of tool main part 1, installs the product 7 that awaits measuring on the outer wall of tool main part 1, and the product 7 that awaits measuring and the outer wall in close contact with of tool main part 1.

Further, the upper surface of tool main part 1 is provided with a plurality of clamp support 11, and the upper surface of clamp support 11 is provided with fixed clamp 12, and the lower extreme of fixed clamp 12 is provided with positioning pressure plate 10, and positioning pressure plate 10 is located the top of the product 7 that awaits measuring, and a plurality of clamp support 11 that the upper surface of tool main part 1 set up plays the effect of supporting fixed clamp 12, and positioning pressure plate 10 that the lower extreme of fixed clamp 12 set up plays the effect to the product location that awaits measuring.

Further, the upper surface of the product 7 to be measured is provided with a built-in groove 8, the size of the built-in groove 8 is equal to that of the positioning pressing plate 10, a positioning hole 9 is formed in the built-in groove 8, the built-in groove 8 formed in the upper surface of the product 7 to be measured plays a role in bearing the positioning pressing plate 10, and the positioning hole 9 formed in the built-in groove 8 plays a role in positioning with the positioning pressing plate 10.

Further, be provided with location bracket 3 on the outer wall all around of tool main part 1, be provided with pull ring 4 on location bracket 3's the outer wall, and location bracket 3 and pull ring 4 are provided with four respectively, and location bracket 3 that sets up on the outer wall all around of tool main part 1 plays the effect of connecting pull ring 4, and pull ring 4 that sets up on the outer wall of location bracket 3 plays the effect of the tool transportation of being convenient for.

Further, be provided with on the outer wall of tool main part 1 and measure marking 5, measure marking 5 be provided with a plurality of, and a plurality of measures marking 5 and is respectively about the vertical center line and the horizontal center line symmetric distribution of tool main part 1, and the measurement marking 5 that sets up on the outer wall of tool main part 1 plays the effect for measuring positioning coordinate.

Further, the lower extreme of tool main part 1 is provided with four supporting seats 2, and four supporting seats 2 and tool main part 1 structure as an organic whole, and four supporting seats 2 that the lower extreme of tool main part 1 set up play the effect of supporting the tool main part, and four supporting seats 2 and tool main part 1 structure as an organic whole can make the overall structure of tool main part 1 more even.

The working principle is as follows: during the use, open the fixed clamp 12 that is used for the clamp support 11 department of location, pack into the product and examine the utensil, make the product 7 that awaits measuring and detect frame 6 each location laminating good, press from both sides fixed clamp 12 tightly, begin to measure, the clearance detects: use at the side of the part

The check gauge detects the surface profile of the product, and the judgment standard is as follows: the passing end of the no-go gauge can pass through, and the failing end of the no-go gauge can pass through; otherwise, the stop gauge is unqualified, and the stop gauge is reset after the measurement is finished; use at the lower surface of the part

Detecting the surface profile of the product by using a go-no go gauge, and judging the standard: the passing end of the no-go gauge can pass through, and the failing end of the no-go gauge can pass through; otherwise, the stop gauge is unqualified, and the stop gauge is reset after the measurement is finished; and (3) surface difference detection: detecting the surface profile of the product by using a plus or minus 0.3 surface difference gauge, and judging the standard: the through end can pass through, and the end can not pass through; otherwise, the product is unqualified, and after the measurement is finished, the surface difference gauge is returned to the original position to finish the work of detecting the product outline.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a product profile tolerance detection tool, includes tool main part (1), its characterized in that, the upper surface of tool main part (1) is provided with detection frame (6), and the central point of detecting frame (6) and the coincidence of the central point of tool main part (1), install product (7) that await measuring on the outer wall of tool main part (1), and the outer wall in close contact with of product (7) and tool main part (1) that await measuring.

2. The product profile tolerance inspection tool of claim 1, wherein: the fixture is characterized in that a plurality of clamp supports (11) are arranged on the upper surface of the fixture main body (1), fixed clamps (12) are arranged on the upper surfaces of the clamp supports (11), positioning pressing plates (10) are arranged at the lower ends of the fixed clamps (12), and the positioning pressing plates (10) are located above products to be tested (7).

3. The product profile tolerance inspection tool of claim 2, wherein: the upper surface of the product (7) to be measured is provided with a built-in groove (8), the size of the built-in groove (8) is equal to that of the positioning pressing plate (10), and a positioning hole (9) is formed in the built-in groove (8).

4. The product profile tolerance inspection tool of claim 1, wherein: the jig is characterized in that positioning brackets (3) are arranged on the peripheral outer walls of the jig main body (1), pull rings (4) are arranged on the outer walls of the positioning brackets (3), and the number of the positioning brackets (3) and the number of the pull rings (4) are four respectively.

5. The product profile tolerance inspection tool of claim 1, wherein: the jig is characterized in that measuring marked lines (5) are arranged on the outer wall of the jig main body (1), a plurality of measuring marked lines (5) are arranged, and the measuring marked lines (5) are symmetrically distributed about the vertical center line and the horizontal center line of the jig main body (1) respectively.

6. The product profile tolerance inspection tool of claim 1, wherein: the lower end of the jig main body (1) is provided with four supporting seats (2), and the four supporting seats (2) and the jig main body (1) are of an integral structure.