CN217155261U - Stud straightness inspection device - Google Patents
Stud straightness inspection device Download PDFInfo
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- CN217155261U CN217155261U CN202121088349.7U CN202121088349U CN217155261U CN 217155261 U CN217155261 U CN 217155261U CN 202121088349 U CN202121088349 U CN 202121088349U CN 217155261 U CN217155261 U CN 217155261U
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Abstract
The utility model discloses a stud straightness accuracy verifying attachment, including the inspection platform, be equipped with backing plate, first baffle, regulating plate on the inspection platform, first baffle and regulating plate are established respectively in the both sides of backing plate and are formed the inspection district, and first baffle is fixed to be set up on the inspection platform, and the both ends of first baffle, regulating plate pass through adjusting bolt with the backing plate and be connected, are equipped with adjusting nut on the adjusting bolt, one side of keeping away from the regulating plate on the inspection platform is equipped with the second baffle, one side that the second baffle is close to the regulating plate is equipped with electric cylinder, electric cylinder's piston rod is connected with the regulating plate, the regulating plate is the same with the height of first baffle and the height difference of first baffle, regulating plate and backing plate is greater than 2/3 of being inspected stud diameter; the utility model has the advantages of being simple in structure and convenient in operation, judge directly perceived, it is high to examine the precision moreover, will be examined in the inspection district that the double-screw bolt was put into backing plate, first baffle, regulating plate and is constituted, whether it is qualified to be examined the double-screw bolt can audio-visually see the straightness accuracy in the inspection district.
Description
Technical Field
The utility model belongs to the technical field of the fastener production, concretely relates to double-screw bolt straightness accuracy verifying attachment.
Background
The stud is a cylindrical fastener with threads at two ends, and is widely applied to electric power, chemical engineering, oil refining, valves, railways, bridges, steel structures, steam friction fittings, machinery, boiler steel structures, hoisting towers, large-span steel structures, large buildings and the like.
In the stud production process, the straightness of the stud needs to be ensured, otherwise, the service life of the whole equipment is influenced; generally, for bolt straightness inspection, conventionally, a bolt is flatly placed on a platform and rolled, a feeler gauge is used for inspecting the width of a gap between the bolt and the platform, and then the straightness is calculated according to the length of the bolt, so as to judge whether the bolt is qualified or not.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a double-screw bolt straightness accuracy verifying attachment to solve among the prior art problem that double-screw bolt straightness accuracy inspection error is big, inefficiency.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a double-screw bolt straightness accuracy verifying attachment, includes the inspection platform, be equipped with backing plate, first baffle, regulating plate on the inspection platform, first baffle and regulating plate are established respectively and are formed the inspection district in the both sides of backing plate, and the fixed setting of first baffle is on the inspection platform, and the both ends and the backing plate of first baffle, regulating plate pass through adjusting bolt and be connected, are equipped with adjusting nut on the adjusting bolt, the one side of keeping away from the regulating plate on the inspection platform is equipped with the second baffle, one side that the second baffle is close to the regulating plate is equipped with electric cylinder, electric cylinder's piston rod is connected with the regulating plate, and the regulating plate is greater than the 2/3 of being examined double-screw bolt diameter with the same height of first baffle and the difference in height of first baffle, regulating plate and backing plate.
The utility model discloses another kind of technical scheme do: the utility model provides a double-screw bolt straightness accuracy verifying attachment, includes the inspection platform, be equipped with backing plate, first baffle, second baffle, sliding plate on the inspection platform, first baffle, second baffle are fixed respectively and are established in the both sides of backing plate, and the panel upper end of backing plate is equipped with the spout, and the panel lower extreme of backing plate is equipped with down the spout, last spout, lower chute are arranged respectively in at the both ends of sliding plate, and one side that the second baffle is close to the sliding plate is equipped with electric cylinder, and electric cylinder's piston rod is connected with the sliding plate, and the same and first baffle of height of sliding plate and the difference in height of sliding plate are greater than 2/3 by inspection double-screw bolt diameter.
Furthermore, the outer side of the first baffle is provided with a rotatable support frame, and the rotatable support frame is provided with a graduated scale.
Furthermore, graduated scales are respectively arranged at the upper chute and the lower chute.
Furthermore, the two electric cylinders are respectively arranged at the upper end and the lower end of the second baffle plate.
The utility model has the advantages that: the inspection device has the advantages of simple structure, convenience in inspection operation, intuitional judgment and higher inspection efficiency, and the inspection area is adjusted by driving the adjusting plate through the electric cylinder, so that the inspection device is convenient and quick; the stud to be inspected is directly placed in an inspection area formed by the backing plate and the first baffle plate, the adjusting plate or the sliding plate, and the straightness accuracy of the stud to be inspected can be visually observed in the inspection area or not due to the fact that the height difference between the first baffle plate, the adjusting plate or the sliding plate and the backing plate is larger than 2/3 of the diameter of the stud to be inspected.
Drawings
FIG. 1 is the structural schematic diagram of the double-screw bolt straightness inspection device of the utility model
Fig. 2 is a schematic structural view of another embodiment of the stud straightness inspection device of the present invention.
In the figure: 1. an inspection platform; 2. a base plate; 3. a first baffle plate; 4. an adjusting plate; 5. adjusting the bolt; 6. adjusting the nut; 7. a second baffle; 8. an electric cylinder; 9. a rotatable support frame; 10. a handle; 14. a sliding plate; 15. an upper chute; 16. A lower chute.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figure 1, the stud straightness inspection device comprises an inspection platform 1, wherein a base plate 2, a first baffle plate 3 and an adjusting plate 4 are arranged on the inspection platform 1, the first baffle plate 3 and the adjusting plate 4 are respectively arranged on two sides of the base plate 2 to form an inspection area, and the first baffle 3 is fixedly arranged on the inspection platform 1, when the adjusting plate 4 is adjusted, the inspection precision is not influenced by the movement of the inspection area, the two ends of the first baffle 3 and the adjusting plate 4 are connected with the backing plate 2 through the adjusting bolt 5, the adjusting bolt 5 is provided with the adjusting nut 6, a second baffle 7 is arranged on one side of the inspection platform 1 far away from the adjusting plate 4, an electric cylinder 8 is arranged on one side of the second baffle 7 close to the adjusting plate 4, the piston rod of the electric cylinder 8 is connected with an adjusting plate 4, the adjusting plate 4 is as high as the first baffle plate 3, and the height difference between the first baffle plate 3, the adjusting plate 4 and the backing plate 2 is larger than 2/3 of the diameter of the stud to be inspected.
As the utility model discloses an optional embodiment, the outside of first baffle 3 is equipped with rotatable support frame 9, is equipped with the scale on the rotatable support frame 9, when needing to inspect the double-screw bolt, rotates rotatable support frame 9 to inspection district top, adjusts the inspection district width according to the scale on the rotatable support frame 9, and inspection district width adjustment is suitable back, rotates rotatable support frame 9 to the lateral part of first baffle, can not cause the influence to inspection work.
As the utility model discloses an optional embodiment, electric cylinder 8 is two upper and lower both ends of establishing respectively at second baffle 7, and holding balance is stable when regulating plate 4 is adjusted, guarantees the accuracy of inspection area when examining stud straightness accuracy, further improves detection efficiency.
As the utility model discloses an optional embodiment, and be equipped with the handle on the regulating plate 4, when electric cylinder 8 broke down or other problems, the width that adjusts the inspection district through handle promotion regulating plate 4 accomplished the inspection of double-screw bolt straightness accuracy.
During inspection, firstly loosening the adjusting nut 6, pushing the adjusting plate 4 through the electric cylinder 8 to adjust the width of an inspection area to be the diameter of the inspected stud plus the maximum tolerance of the straightness of the stud, then screwing the adjusting nut 6, placing the inspected stud into the inspection area formed by the base plate 2, the first baffle 3 and the adjusting plate 4, and if the stud can freely rotate in the inspection area, indicating that the straightness of the stud is qualified; otherwise, if the stud is clamped in the inspection area and cannot rotate after being placed in the inspection area, the straightness of the stud is unqualified.
As shown in fig. 2, the utility model provides another embodiment, a stud straightness accuracy verifying attachment, including inspection platform 1, be equipped with backing plate 2, first baffle 3, second baffle 7, sliding plate 14 on the inspection platform 1, first baffle 3, second baffle 7 are fixed respectively and are established in the both sides of backing plate 2, and the panel upper end of backing plate 2 is equipped with spout 15, and the panel lower extreme of backing plate 2 is equipped with down spout 16, in last spout 15, the lower spout 16 were arranged respectively in at the both ends of sliding plate 14, one side that second baffle 7 is close to sliding plate 14 was equipped with electric cylinder 8, and electric cylinder 8's piston rod is connected with sliding plate 14, and sliding plate 14 is the same with the height of first baffle 3 and the difference in height of first baffle 3, sliding plate 14 and backing plate 2 is greater than 2/3 by inspection stud diameter.
The upper chute 15 and the lower chute 16 are respectively provided with a graduated scale, when the straightness of the stud is tested, the width of the test area is adjusted according to the graduated scales arranged at the upper chute 15 and the lower chute 16 to the diameter of the stud to be tested plus the maximum tolerance of the straightness of the stud, so that the method is convenient and fast; the sliding plate 14 is provided with a handle 10, and when the electric cylinder 8 fails or has other problems, the handle 10 pushes the sliding plate 14 to adjust the width of the inspection area so as to finish the inspection of the straightness of the stud.
During inspection, the electric cylinder 8 pushes the sliding plate 14 to adjust the width of the inspection area to the diameter of the inspected stud plus the maximum tolerance of the straightness of the stud, the inspected stud is placed in the inspection area formed by the backing plate 2, the first baffle plate 3 and the sliding plate 14, and if the stud can rotate freely in the inspection area, the straightness of the stud is qualified; otherwise, if the stud is clamped in the inspection area and cannot rotate after being placed in the inspection area, the straightness of the stud is unqualified.
Straightness tolerance: and the allowable variation amount (GB/T1182) of the actual measured straight line to the ideal straight line.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a double-screw bolt straightness accuracy verifying attachment, includes inspection platform, its characterized in that: the inspection platform (1) is provided with a backing plate (2), a first baffle plate (3) and an adjusting plate (4), the first baffle plate (3) and the adjusting plate (4) are respectively arranged at two sides of the backing plate (2) to form an inspection area, the first baffle (3) is fixedly arranged on the inspection platform (1), the two ends of the first baffle (3) and the adjusting plate (4) are connected with the backing plate (2) through adjusting bolts (5), adjusting nuts (6) are arranged on the adjusting bolts (5), a second baffle (7) is arranged on one side of the inspection platform (1) far away from the adjusting plate (4), an electric cylinder (8) is arranged on one side of the second baffle (7) close to the adjusting plate (4), the piston rod of the electric cylinder (8) is connected with the adjusting plate (4), the adjusting plate (4) is as high as the first baffle (3), and the height difference between the first baffle (3), the adjusting plate (4) and the backing plate (2) is larger than 2/3 of the diameter of the stud to be inspected.
2. The stud straightness verification device of claim 1, wherein: the outer side of the first baffle (3) is provided with a rotatable support frame (9), and the rotatable support frame (9) is provided with a graduated scale.
3. The utility model provides a double-screw bolt straightness accuracy verifying attachment, includes inspection platform, its characterized in that: the inspection platform is characterized in that a base plate (2), a first baffle plate (3), a second baffle plate (7) and a sliding plate (14) are arranged on the inspection platform (1), the first baffle plate (3) and the second baffle plate (7) are fixedly arranged on two sides of the base plate (2) respectively, an upper chute (15) is arranged at the upper end of a panel of the base plate (2), a lower chute (16) is arranged at the lower end of the panel of the base plate (2), two ends of the sliding plate (14) are arranged in the upper chute (15) and the lower chute (16) respectively, an electric cylinder (8) is arranged on one side, close to the sliding plate (14), of the second baffle plate (7), a piston rod of the electric cylinder (8) is connected with the sliding plate (14), the sliding plate (14) is the same in height as the first baffle plate (3), and the height difference between the first baffle plate (3), the sliding plate (14) and the base plate (2) is greater than 2/3 of the diameter of the inspected stud.
4. A stud straightness verification device according to claim 3, wherein: and the upper chute (15) and the lower chute (16) are respectively provided with a graduated scale.
5. A stud straightness verification device according to claim 1 or 3, wherein: the two electric cylinders (8) are respectively arranged at the upper end and the lower end of the second baffle plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121088349.7U CN217155261U (en) | 2021-05-20 | 2021-05-20 | Stud straightness inspection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121088349.7U CN217155261U (en) | 2021-05-20 | 2021-05-20 | Stud straightness inspection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217155261U true CN217155261U (en) | 2022-08-09 |
Family
ID=82660056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121088349.7U Active CN217155261U (en) | 2021-05-20 | 2021-05-20 | Stud straightness inspection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217155261U (en) |
-
2021
- 2021-05-20 CN CN202121088349.7U patent/CN217155261U/en active Active
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