CN219736177U - Novel gauge for measuring external diameter position degree of cross groove and thread guide - Google Patents
Novel gauge for measuring external diameter position degree of cross groove and thread guide Download PDFInfo
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- CN219736177U CN219736177U CN202321035443.5U CN202321035443U CN219736177U CN 219736177 U CN219736177 U CN 219736177U CN 202321035443 U CN202321035443 U CN 202321035443U CN 219736177 U CN219736177 U CN 219736177U
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- 238000001514 detection method Methods 0.000 claims abstract description 59
- 238000000034 method Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a novel measuring cross groove and thread guiding outer diameter position degree gauge, which belongs to the technical field of product detection and comprises a lower gauge and an upper gauge, wherein a plurality of upper bolt holes and lower bolt holes which are mutually corresponding are respectively arranged on the upper gauge and the lower gauge, the upper gauge and the lower gauge are matched to form a bolt groove, bolts are inserted in the bolt groove, the upper gauge and the lower gauge are cylindrical, a thread detection hole and a guiding detection hole are respectively arranged in the centers of the upper gauge and the lower gauge, and the upper gauge and the guiding detection hole are coaxially arranged, so that the problem that the position degree of the cross groove of a product and the thread guiding outer diameter of the product cannot be detected is solved.
Description
Technical Field
The utility model belongs to the technical field of product detection, and particularly relates to a novel gauge for measuring the position of the outside diameter of a cross groove and a thread guide.
Background
Along with the progress of science and technology, automatic assembly is more and more popular, a product (screw) with a threaded guide outer diameter is designed by a customer to be beneficial to automatic assembly, and in order to ensure the smoothness of automatic assembly, therefore, the requirement on the precision of the product is as follows: 1. position degree constraint precision requirements of the cross groove and the thread guide outer diameter of the product are met; 2. position degree constraint precision requirements of the cross groove and the product head diameter; 3. the position degree constraint precision requirement of the thread guide outer diameter and the thread guide head diameter of the product, but because the cross groove of the product and the thread guide column outer diameter are not on the same projection plane, the conventional measuring method (two-dimensional image measuring instrument) at present cannot perform point measurement, cannot detect the first item of the product precision requirement, can only detect the 2 nd item and the 3 rd item, and the conventional measuring modes of the 2 nd item and the 3 item are complicated, and the measuring modes are as follows: the detection method of the cross groove and the head diameter position degree comprises the following steps: firstly, placing a product on a cushion block, ensuring flatness, then uniformly taking two points on each edge of a cross groove by using a circle measurement function of a two-dimensional image measuring instrument, taking 8 points at 1/4 of the edge if the points cannot be taken at 8 corners, automatically generating a circle, uniformly taking 8 points on an outer circle of the head diameter of the product, taking 8 points on an imaged shadow edge, automatically generating a circle, constructing the head diameter of the product, the circle center and the outer circle of the cross groove by using software of the two-dimensional image measuring instrument, and measuring a clicking distance to measure a position degree corresponding value;
the method for detecting the position of the head diameter and the thread guide outer diameter comprises the following steps: inverting the product, attaching the head end surface with the cushion block, ensuring flatness, enabling the head diameter of the product to be identical in point taking, enabling a measuring method to be identical, automatically generating a circle, enabling the thread guiding outer diameter to be uniformly taken at 8 points on the outer circle, automatically generating the circle, constructing the circle center and the outer circle of the head diameter of the product and the thread guiding outer diameter through software of a two-dimensional image measuring instrument, and measuring the point striking distance to obtain a position degree corresponding value;
the above method has the advantages of longer measurement time, lower measurement efficiency and incomplete measurable items.
In order to solve the problems, a novel gauge for measuring the outer diameter position degree of a cross groove and a thread guide is provided.
Disclosure of Invention
To solve the problems set forth in the background art. The utility model provides a novel gauge for measuring the position degree of a cross groove and a thread guiding outer diameter, which has the characteristics of being capable of detecting and measuring the position degree between the cross groove and the thread guiding outer diameter of a product, and being capable of rapidly detecting the position degree constraint precision requirement of the thread guiding outer diameter and the product head diameter of the product and the position degree constraint precision requirement of the cross groove and the product head diameter.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the novel measuring cross groove and thread guiding outer diameter position degree gauge comprises a lower gauge and an upper gauge;
the upper checking fixture and the lower checking fixture are respectively provided with a plurality of upper bolt holes and lower bolt holes which are mutually corresponding, the upper bolt holes and the lower bolt holes are matched to form a bolt slot, and bolts are inserted into the bolt slot;
the upper detection tool and the lower detection tool are cylindrical, a threaded detection hole and a guide detection hole are respectively formed in the centers of the upper detection tool and the lower detection tool, and the upper detection tool and the lower detection tool are coaxially arranged.
Preferably, the coaxiality between the threaded detection hole of the upper detection tool and the guide detection hole of the lower detection tool is smaller than 0.01MM.
Preferably, the coaxiality between the outer diameter of the upper gauge and the guide detection hole is smaller than 0.01MM.
Preferably, the perpendicularity between the guide detection hole and the end face of the lower detection tool is smaller than 0.01MM.
Preferably, the end surfaces of the upper gauge and the lower gauge, which are attached to each other, are smooth surfaces, and the outer diameters of the upper gauge and the lower gauge are the same.
Preferably, the end face edge of the upper gauge far away from the lower gauge is provided with a chamfer, and the end face edge of the lower gauge far away from the upper gauge is provided with a chamfer.
Compared with the prior art, the utility model has the beneficial effects that:
1. the novel measuring cross groove and thread guide outer diameter position degree gauge disclosed by the utility model has the advantages that the thread detection hole and the guide post detection hole of the gauge are customized according to the sizes of the external threads and the guide posts of products, so that the measuring function of similar products with different specifications is realized, the upper gauge and the lower gauge are designed into the sectional structures so as to be convenient to replace to meet the measuring requirements of products with different lengths, meanwhile, the detection of the external threads and the detection of the concentricity of the guide posts and the threads are separately carried out, the detection precision is better improved, and the easy processing property and the processing precision of the gauge can be better ensured by setting the gauge into the sectional type.
2. The novel measuring cross groove and thread guiding outer diameter position gauge is characterized in that in the actual use process, an upper gauge and a lower gauge are fixed through bolts, then a product is screwed into the gauge, the external thread of the product is matched with an upper thread detection hole of the upper gauge, the concentricity of the product and the circle center of the upper gauge is ensured, the thread guiding of the product is matched with a guiding detection hole of the lower gauge, the thread guiding of the product is further restrained, the centers of the thread guiding and the lower gauge are concentric, the upper gauge and the lower gauge are fixed through bolts, the concentricity of the upper gauge and the lower gauge is ensured, the thread of the product and the thread guiding outer diameter of the product are concentric, then two points are uniformly taken on each side of the cross groove by using a two-dimensional image measuring instrument circle measuring function, the points cannot be taken on 8 corners, 8 points are taken at 1/4 of the edge, a circle is automatically generated, then 8 points are uniformly taken on the outer circle of the gauge, the 8 points are required to be taken on the shadow edge of the imaging, the circle center and the outer circle are automatically generated, a cross groove is constructed through equipment, the circle center and the outer circle of the gauge are respectively formed, the corresponding value of the position degree can be measured through the measurement of the clicking distance, and because the upper gauge and the lower gauge are fixed through bolts, ensuring that the two are concentric and the outer diameters are equal, the thread guiding of the product is concentric with the checking fixture, the circle center of the checking fixture can represent the thread guiding circle center, the circle centers of the cross groove of the product, the head diameter of the product and the outer diameter of the checking fixture are respectively measured by respectively taking points, respectively, between the circle center of the cross groove circle of the product and the circle center of the head diameter of the product and the circle center of the outer diameter of the checking fixture, the position degree of the cross groove and the thread guiding outer diameter of the product, the position degree of the cross groove and the product head diameter and the position degree of the cross groove and the product thread guiding outer diameter can be obtained, three position degree precision of the product can be measured rapidly, and measuring efficiency is quickened.
Drawings
FIG. 1 is an exploded view of a three-dimensional structure of the present utility model;
FIG. 2 is a top plan view of the structure of the present utility model;
FIG. 3 is a schematic view of a front view of the present utility model;
in the figure: 1. a lower checking fixture; 2. a checking fixture is arranged; 3. a thread detection hole; 4. a plug pin; 5. a cross groove; 6. an upper bolt hole; 7. guiding a thread; 8. guiding the detection hole; 9. and a lower bolt hole.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides the following technical solutions: the novel measuring cross groove and thread guiding outer diameter position degree gauge comprises a lower gauge 1 and an upper gauge 2;
the upper checking fixture 2 and the lower checking fixture 1 are respectively provided with a plurality of upper bolt holes 6 and lower bolt holes 9 which are mutually corresponding, and the upper bolt holes 6 and the lower bolt holes 9 are matched to form a bolt groove, and bolts 4 are inserted into the bolt groove;
the upper gauge 2 and the lower gauge 1 are cylindrical, a threaded detection hole 3 and a guide detection hole 8 are respectively arranged in the centers of the upper gauge and the lower gauge, and the upper gauge and the lower gauge are coaxially arranged.
Specifically, the coaxiality between the threaded detection hole 3 of the upper detection tool 2 and the guide detection hole 8 of the lower detection tool 1 is smaller than 0.01MM, the coaxiality between the outer diameter of the upper detection tool 2 and the guide detection hole 8 is smaller than 0.01MM, and the perpendicularity between the guide detection hole 8 and the end face of the lower detection tool 1 is smaller than 0.01MM, so that the accuracy of the detection tools is ensured.
Specifically, the end faces of the upper gauge 2 and the lower gauge 1, which are attached to each other, are smooth surfaces, and the outer diameters of the upper gauge 2 and the lower gauge are the same, so that the assembly precision of the gauge is further ensured.
Specifically, the end face edge of the upper gauge 2 far away from the lower gauge 1 is provided with a chamfer, and the end face edge of the lower gauge 1 far away from the upper gauge 2 is provided with a chamfer, so that the upper gauge 2 and the lower gauge 1 are ensured not to cut measuring staff in the using process.
The working principle and the using flow of the utility model are as follows: the novel measuring cross groove and thread guiding outer diameter position detecting tool disclosed by the utility model is characterized in that in the actual use process, the upper detecting tool 2 and the lower detecting tool 1 are fixed through a bolt 4, then a product is screwed into the detecting tool, the external thread of the product is matched with the thread detecting hole 3 of the upper detecting tool 2, the concentricity of the product and the circle center of the upper detecting tool 2 is ensured, the thread guiding 7 of the product is matched with the guiding detecting hole 8 of the lower detecting tool 1, the thread guiding 7 of the product is further constrained, the concentricity of the thread guiding 7 and the circle center of the lower detecting tool 1 is ensured, the upper detecting tool 2 and the lower detecting tool 1 are fixed through the bolt 4, the concentricity of the upper detecting tool 2 and the lower detecting tool 1 is ensured, the outer diameter of the thread of the product and the thread guiding 7 of the product is concentric, then two points are uniformly taken on each edge of the cross groove 5 by using the circle measuring function of the two-dimensional image measuring instrument, the points can not be taken on 8 corners, 8 points are taken at 1/4 of the edge, a circle is automatically generated, then 8 points are uniformly taken on the outer circle of the outer diameter of the gauge, the 8 points are required to be taken on the shadow edge of the image, the circle center and the outer circle are automatically generated, the circle center of the cross groove 5 and the circle center and the outer circle of the gauge are constructed through equipment software, the corresponding value of the position degree can be measured through the measurement of the clicking distance, and as the upper gauge 2 and the lower gauge 1 are fixed through the bolt 4, the concentricity of the upper gauge and the lower gauge is ensured, the outer diameter is equal, the thread guide 7 representing the product is concentric with the gauge, the circle center of the gauge can represent the circle center of the thread guide 7, the points are respectively taken on the circle center of the cross groove 5 of the product, the head diameter of the product and the outer diameter of the gauge, the circle center of the cross groove 5 of the circle center of the product and the circle center of the head diameter of the gauge respectively are respectively measured, the position degree of the external diameter of the thread guide 7 of the cross groove 5 and the product, the position degree of the head diameter of the cross groove 5 and the position degree of the external diameter of the thread guide 7 of the cross groove 5 and the product can be obtained, three position degree precision of the product can be measured rapidly, and the measuring efficiency is accelerated.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Novel measure cross groove and screw thread direction external diameter position degree and examine utensil, its characterized in that: comprises a lower gauge (1) and an upper gauge (2);
the upper detection tool (2) and the lower detection tool (1) are respectively provided with a plurality of upper bolt holes (6) and lower bolt holes (9) which are mutually corresponding, the upper bolt holes and the lower bolt holes are matched to form a bolt groove, and bolts (4) are inserted into the bolt groove;
the upper detection tool (2) and the lower detection tool (1) are cylindrical, a threaded detection hole (3) and a guide detection hole (8) are respectively arranged in the centers of the upper detection tool and the lower detection tool, and the threaded detection hole and the guide detection hole are coaxially arranged.
2. The novel gauge for measuring the external diameter and the position of a cross groove and a thread guide according to claim 1, wherein: the coaxiality between the threaded detection hole (3) of the upper detection tool (2) and the guide detection hole (8) of the lower detection tool (1) is smaller than 0.01MM.
3. The novel gauge for measuring the external diameter and the position of a cross groove and a thread guide according to claim 1, wherein: the coaxiality between the outer diameter of the upper detection tool (2) and the guide detection hole (8) is smaller than 0.01MM.
4. The novel gauge for measuring the external diameter and the position of a cross groove and a thread guide according to claim 1, wherein: the perpendicularity between the guide detection hole (8) and the end face of the lower detection tool (1) is smaller than 0.01MM.
5. The novel gauge for measuring the external diameter and the position of a cross groove and a thread guide according to claim 1, wherein: the end faces of the upper gauge (2) and the lower gauge (1) which are attached to each other are smooth surfaces, and the outer diameters of the upper gauge and the lower gauge are the same.
6. The novel gauge for measuring the external diameter and the position of a cross groove and a thread guide according to claim 1, wherein: the end face edge of the upper checking fixture (2) away from the lower checking fixture (1) is provided with a chamfer, and the end face edge of the lower checking fixture (1) away from the upper checking fixture (2) is provided with a chamfer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321035443.5U CN219736177U (en) | 2023-05-04 | 2023-05-04 | Novel gauge for measuring external diameter position degree of cross groove and thread guide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321035443.5U CN219736177U (en) | 2023-05-04 | 2023-05-04 | Novel gauge for measuring external diameter position degree of cross groove and thread guide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219736177U true CN219736177U (en) | 2023-09-22 |
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ID=88029831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321035443.5U Active CN219736177U (en) | 2023-05-04 | 2023-05-04 | Novel gauge for measuring external diameter position degree of cross groove and thread guide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219736177U (en) |
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2023
- 2023-05-04 CN CN202321035443.5U patent/CN219736177U/en active Active
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