CN216482679U - Checking fixture for rapidly checking height of part - Google Patents
Checking fixture for rapidly checking height of part Download PDFInfo
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- CN216482679U CN216482679U CN202123077922.7U CN202123077922U CN216482679U CN 216482679 U CN216482679 U CN 216482679U CN 202123077922 U CN202123077922 U CN 202123077922U CN 216482679 U CN216482679 U CN 216482679U
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Abstract
The utility model relates to a checking fixture for checking the height of a part quickly, which comprises a base, a middle block and a contact checking block, wherein the base is fixedly connected with one end of the contact checking block through the middle block, and the other end of the base is provided with an opening; the contact inspection block at least comprises a first contact inspection area, a second contact inspection area and a third contact inspection area which are sequentially arranged from the opening, and the distances from the first contact inspection area, the second contact inspection area and the third contact inspection area to the base are sequentially reduced. The utility model relates to an examine utensil of short-term test part height to taking the detection problem of tooth shape part height, detecting through this utensil of examining, can convenient and fast distinguish qualified and unqualified part fast, distinguish both. The measurement efficiency can be remarkably improved, relatively high measurement accuracy is kept, and high-precision rapid measurement is realized.
Description
Technical Field
The utility model relates to a processing size measures technical field, especially relates to an examine utensil of short-term test part height.
Background
The gauge is a simple tool for controlling various sizes (such as aperture, space size and the like) of products by industrial production enterprises, improves the production efficiency and controls the quality, and is suitable for mass production of products, such as automobile parts, to replace professional measuring tools, such as smooth plug gauges, threaded plug gauges, outer diameter calipers and the like. The shapes of parts of automobile parts are complex, the tolerance of the height of the tooth profile is 12.5+ -0.1, 15 tooth profiles are provided, and if any one group of tooth profiles do not meet the size requirement, the part is an unqualified product. Among the unqualified products, the products with the height of 0.1mm higher and the height of 0.1mm lower need to be judged. The part can be measured by adopting a special measuring instrument such as a three-coordinate measuring machine, but the operation is complex and is difficult to master by non-professionals, the detection time is long, each part needs at least 3 minutes, the efficiency is low, the operator needs to watch in the whole process, the labor intensity is high, for tens of thousands of products, if the products need to be checked one by one, the operator can repeatedly perform mechanical labor for a long time, and the eyes, hands, shoulders and other parts are very tired; secondly, the sorting efficiency is low, and each person can approximately complete the inspection of about 200 products every day; in addition, the projector for measurement belongs to a precise optical instrument, and is expensive and high in use cost. The production measurement requirements of tens of thousands of products are difficult to meet.
In view of this situation, there is a strong need in the field for an apparatus that can conveniently, quickly and accurately check the height of a part.
SUMMERY OF THE UTILITY MODEL
For solving the not enough of prior art, the utility model provides an utensil is examined to short-term test part height detects through this utensil to taking the detection problem of tooth shape part height, can convenient and fast distinguish qualified and unqualified part fast, distinguishes both. In order to achieve the above object, the utility model discloses the technical scheme who adopts includes:
a checking fixture for quickly checking the height of a part is characterized by comprising a base, a middle block and a contact checking block;
the base is fixedly connected with one end of the contact detection block through the middle block, and the other end of the contact detection block is provided with an opening;
the contact inspection block at least comprises a first contact inspection area, a second contact inspection area and a third contact inspection area which are sequentially arranged from the opening, and the distance from the first contact inspection area, the second contact inspection area and the third contact inspection area to the base is sequentially reduced.
Further, the contact proof block comprises a first contact proof zone, a second contact proof zone, a third contact proof zone and a fourth contact proof zone, and the distance from the fourth contact proof zone to the base is smaller than the distance from the third contact proof zone to the base.
Further, the difference between the distance from the first contact inspection zone to the base and the distance from the second contact inspection zone to the base is 0.1 mm; the difference between the distance from the second contact inspection area to the base and the distance from the third contact inspection area to the base is 0.2 mm; the difference between the distance from the third contact inspection area to the base and the distance from the fourth contact inspection area to the base is 0.1 mm.
Further, a chamfer is arranged at one end, close to the opening, of the first contact inspection area.
Further, the first contact inspection area, the second contact inspection area and the third contact inspection area and the surface of the base facing the contact inspection block are subjected to polishing treatment.
Further, the checking fixture is made of die steel and is manufactured by using a heat treatment process.
The utility model has the advantages that:
adopt quick inspection part height examines utensil to take the detection problem of tooth shape part height, detects through this utensil of examining, can convenient and fast distinguish qualified and unqualified part fast, distinguish both. The measurement efficiency can be remarkably improved, relatively high measurement accuracy is kept, and high-precision rapid measurement is realized. The measuring tool is simple to use and operate, so that common operators without measuring experience can perform measuring operation. The rapid measurement characteristic of the measuring tool enables the 100% detection of the length of the part to be realized, and the working efficiency of detection personnel is greatly improved.
Drawings
Fig. 1 is the utility model discloses examine three-dimensional schematic diagram of utensil of quick inspection part height.
Fig. 2 is the utility model discloses examine a section view of utensil of short-term inspection part height.
Fig. 3 is the utility model discloses examine a side view of utensil of quick check part height.
Description of the figure numbering: 1-base, 2-middle block, 3-contact proof block, 31-first proof zone, 32-second proof zone, 33-third proof zone, 34-fourth proof zone, 4-chamfer.
Detailed Description
For a clearer understanding of the present invention, reference will be made to the following detailed description of the embodiments with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
Fig. 1 shows a three-dimensional schematic view of a checking fixture for rapidly checking the height of a part, which comprises a base 1, an intermediate block 2 and a contact checking block 3; the base 1 is fixedly connected with one end of the contact inspection block 3 through the middle block 2, and the other end of the contact inspection block is provided with an opening; the contact proof block 3 includes at least a first contact proof zone 31, a second contact proof zone 32 and a third contact proof zone 33 arranged in this order from the opening, and the distances from the first contact proof zone 31, the second contact proof zone 32 and the third contact proof zone 33 to the base are reduced in this order.
Preferably, the utility model discloses quick inspection part height examines utensil has four contact inspection districts. The difference between the distance from the first contact inspection zone 31 to the base 1 and the distance from the second contact inspection zone 32 to the base 1 is 0.1 mm; the difference between the distance from the second contact inspection zone 32 to the base 1 and the distance from the third contact inspection zone 33 to the base 1 is 0.2 mm; the difference between the distance from the third contact inspection zone 33 to the base 1 and the distance from the fourth contact inspection zone 34 to the base 1 is 0.1 mm.
Four contact inspection areas of the contact inspection block are manufactured by expanding 0.1mm according to the theoretical limit size and the theoretical limit two sides of a drawing, the heights of parts of 12.3,12.4,12.6 and 12.7 are respectively controlled, 0.005mm boundary allowance and machining and manufacturing deviation are reserved, the surface is polished, and burr protrusion is avoided.
During the use, will be surveyed the part and insert this utensil of examining from opening one end direction, judge according to following phenomenon:
the tested part can not enter the first contact inspection area 31, is judged to be unqualified in height, is too high and exceeds 12.7mm, belongs to a seriously ultrahigh product, and is classified, stored and scrapped;
the tested part can enter the first contact inspection area 31 of the inspection device and cannot enter the second contact inspection area 32, the height is judged to be unqualified, and the tested part belongs to a product which is ultrahigh and not serious, is stored in a classified mode and can be used after being repaired;
the tested part can enter the second contact inspection area 32 of the detection tool and can not enter the third contact inspection area 33, the height is judged to be qualified, the tested part belongs to a qualified product, and the tested part is classified and stored;
the part to be detected can enter the third contact inspection area 33 of the detection tool and cannot enter the fourth contact inspection area 34, the part is judged to be unqualified in height, belongs to an unqualified product with slightly lower height, and the part is classified and stored;
the tested part can enter the fourth contact inspection area 34 of the inspection device, is judged to be unqualified in height, belongs to an unqualified product with too low height, and is discarded.
Preferably, in order to ensure that the checking fixture can smoothly check in the checking fixture, a lead-in section of about 3mm is necessarily designed, the front end of the lead-in section is provided with a large chamfer 4, an inclined plane is connected subsequently, and a tooth-shaped part has an angle deviation to lead in an auxiliary shape, so that the workpiece can smoothly enter the checking fixture. In the process of mass inspection, the working efficiency can be greatly improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. A checking fixture for quickly checking the height of a part is characterized by comprising a base, a middle block and a contact checking block;
the base is fixedly connected with one end of the contact detection block through the middle block, and the other end of the contact detection block is provided with an opening;
the contact inspection block at least comprises a first contact inspection area, a second contact inspection area and a third contact inspection area which are sequentially arranged from the opening, and the distance from the first contact inspection area, the second contact inspection area and the third contact inspection area to the base is sequentially reduced.
2. The fixture of claim 1, wherein the contact proof block comprises a first contact proof zone, a second contact proof zone, a third contact proof zone, and a fourth contact proof zone, the fourth contact proof zone being spaced from the base a distance less than the third contact proof zone.
3. The fixture of claim 2, wherein the difference between the distance from the first contact inspection zone to the base and the distance from the second contact inspection zone to the base is 0.1 mm; the difference between the distance from the second contact inspection area to the base and the distance from the third contact inspection area to the base is 0.2 mm; the difference between the distance from the third contact inspection area to the base and the distance from the fourth contact inspection area to the base is 0.1 mm.
4. The fixture of claim 1, wherein the first contact inspection zone is chamfered proximate the opening.
5. The fixture of claim 1, wherein the first, second and third contact inspection zones and the surface of the base facing the contact inspection block are polished.
6. The gauge according to claim 1, wherein the gauge is made of die steel and is manufactured by a heat treatment process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123077922.7U CN216482679U (en) | 2021-12-09 | 2021-12-09 | Checking fixture for rapidly checking height of part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123077922.7U CN216482679U (en) | 2021-12-09 | 2021-12-09 | Checking fixture for rapidly checking height of part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216482679U true CN216482679U (en) | 2022-05-10 |
Family
ID=81420927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123077922.7U Active CN216482679U (en) | 2021-12-09 | 2021-12-09 | Checking fixture for rapidly checking height of part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216482679U (en) |
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2021
- 2021-12-09 CN CN202123077922.7U patent/CN216482679U/en active Active
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