CN215931569U - Testing arrangement of pressurization detection screw hardness - Google Patents
Testing arrangement of pressurization detection screw hardness Download PDFInfo
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- CN215931569U CN215931569U CN202122175103.XU CN202122175103U CN215931569U CN 215931569 U CN215931569 U CN 215931569U CN 202122175103 U CN202122175103 U CN 202122175103U CN 215931569 U CN215931569 U CN 215931569U
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Abstract
The utility model is suitable for the technical field of screw detection, and provides a testing device for detecting the hardness of a screw in a pressurizing manner, which comprises a hardness tester main body, wherein a clamping device for clamping the screw is arranged in the hardness tester main body, the clamping device comprises a bevel gear disc, first bevel gears are meshed in four directions on the upper surface of the bevel gear disc, the central position of each first bevel gear is in threaded connection with a first threaded rod, and one ends of the four first threaded rods, which are close to the central position of the bevel gear disc, are provided with clamping blocks for extruding and fixing the screw; the rotating rod is rotated to drive the bevel gear disc, so that the four first bevel gears are driven to rotate, the four first threaded rods simultaneously move towards the middle, the screws are clamped and fixed, and the screws are not prone to shifting in the detection process; the adjusting sleeve is rotated, and the upper threaded rod and the lower threaded rod are simultaneously retracted or extended out of the adjusting sleeve for adjusting the height of the clamping device, so that the clamping device is suitable for detecting screws with longer lengths.
Description
Technical Field
The utility model belongs to the technical field of screw detection, and particularly relates to a testing device for detecting the hardness of a screw by pressurization.
Background
The screw is a common fastener and widely used on machinery, electrical appliances and buildings, and in the use process of the screw, different requirements are required on the hardness of the screw in some use places, so that the hardness of the screw needs to be detected in the production process, and the hardness of the screw is ensured to meet the requirements.
In the conventional screw hardness detection device, when the screw is fixed, the problem that the screw is not fixed in place often occurs, so that the screw detection result is deviated in the detection process. In addition, the existing screw hardness detection device has limited detected screw specifications and cannot be applied to screws of various specifications.
SUMMERY OF THE UTILITY MODEL
The utility model provides a testing device for detecting the hardness of a screw under pressure, and aims to solve the problems that the screw is unstable and easy to deviate in the detection process of a screw detecting device and the screw detecting device cannot be suitable for screws with different specifications.
The utility model is realized in such a way that the testing device for detecting the hardness of the screw in a pressurizing way comprises a hardness tester main body, wherein a clamping device for clamping the screw is arranged in the hardness tester main body, the clamping device comprises a bevel gear disc, first bevel gears are meshed in four directions on the upper surface of the bevel gear disc, a first threaded rod is in threaded connection with the center of each first bevel gear, and clamping blocks for extruding and fixing the screw are arranged at one ends of the four first threaded rods, which are close to the center of the bevel gear disc.
Preferably, the other end of each first threaded rod is spirally connected with an anti-falling cap, a rotary rod penetrates through the central position of the bevel gear disc, and a rotary block is sleeved on the rotary rod.
Preferably, each edge of the anti-falling cap is provided with a notch and is connected with a sliding rod in a sliding manner, the sliding rod is fixedly connected to the supporting rod, and the other end of the supporting rod is arranged on the placing table.
Preferably, a dial plate is arranged on the hardness tester main body, a handle is arranged on the right side of the hardness tester main body, and a detection head is arranged right above the bevel gear plate.
Preferably, the placing table is arranged below the rotating rod, a bearing is embedded in the upper surface of the placing table, and the rotating rod is rotatably connected to the bearing.
Preferably, the lower part of the placing table is fixedly connected with an upper threaded rod, and the lower end of the upper threaded rod is spirally connected with an adjusting sleeve.
Preferably, the other end of the adjusting sleeve is spirally sleeved with a lower threaded rod, and the other end of the lower threaded rod is arranged on the base.
Compared with the prior art, the utility model has the beneficial effects that: according to the test device for detecting the hardness of the screw under pressure, the rotating rod is rotated to drive the bevel gear disc, so that the four first bevel gears are driven to rotate, the four first threaded rods simultaneously move towards the middle, and the screw placed in the middle is clamped and fixed, the fixing mode is more stable, and the screw is not easy to deviate in the detection process;
the adjusting sleeve is rotated, and the upper threaded rod and the lower threaded rod are simultaneously retracted or extended out of the adjusting sleeve for adjusting the height of the clamping device, so that the clamping device is suitable for detecting screws with longer lengths.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic top view of the clamping device of the present invention;
FIG. 3 is a schematic plan view of the placement table of the present invention;
in the figure: 1. a hardness meter main body; 2. a dial plate; 3. a detection head; 4. a handle; 5. a clamping device; 501. a bevel gear disc; 502. a first bevel gear; 503. a first threaded rod; 504. a clamping block; 505. an anti-drop cap; 506. rotating the block; 507. rotating the rod; 508. a slide bar; 509. a support bar; 6. a placing table; 7. a bearing; 8. an upper threaded rod; 9. an adjustment sleeve; 10. a lower threaded rod; 11. a base.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a testing arrangement of pressurization detection screw hardness, including hardness appearance main part 1, be provided with in the hardness appearance main part 1 and be used for carrying out the clamping device 5 of centre gripping to the screw, clamping device 5 includes bevel gear dish 501, all mesh on four directions of bevel gear dish 501 upper surface has first bevel gear 502, every first bevel gear 502 central point department equal threaded connection has first threaded rod 503, four first threaded rods 503 are close to the one end of bevel gear dish 501 central point and all are provided with and are used for carrying out the extrusion and fixed grip block 504 to the screw.
Further, the other end of each first threaded rod 503 is spirally connected with an anti-drop cap 505, a rotating rod 507 penetrates through the central position of the bevel gear disc 501, and a rotating block 506 is sleeved on the rotating rod 507.
The rotating block 506 is rotated to drive the rotating rod 507 to rotate, the rotating rod 507 is fixedly connected with the bevel gear disc 501, and the bevel gear disc 501 also rotates to drive the four first bevel gears 502 to rotate, so that the four first threaded rods 503 simultaneously move to the central position of the clamping device 5 along the sliding rod 508 to clamp and fix the screws; the clamping device 5 fixes the screws from four directions simultaneously to ensure that the screws do not have the problem of deviation in the detection process.
In addition, a notch is opened at the edge of each anti-falling cap 505 and a sliding rod 508 is slidably connected to the notch, the sliding rod 508 is fixedly connected to a supporting rod 509, and the other end of the supporting rod 509 is arranged on the placing table 6.
The matching of the slide rod 508 and the anti-drop cap 505 ensures that the first bevel gear 502 can not drive the first threaded rod 503 to rotate in the rotating process; the four support rods 509 support the clamping device 5.
Specifically, a dial 2 is arranged on the hardness tester main body 1, a handle 4 is arranged on the right side of the hardness tester main body 1, and a detection head 3 is arranged right above the bevel gear plate 501.
Generally, a placing table 6 is disposed below the rotating rod 507, a bearing 7 is embedded in the upper surface of the placing table 6, and the rotating rod 507 is rotatably connected in the bearing 7.
The rotating rod 507 is rotatably connected in the bearing 7, and the friction between the rotating rod 507 and the placing table 6 is reduced when the rotating rod is rotated.
In addition, place platform 6 below fixedly connected with threaded rod 8, the lower extreme screwed connection of upper threaded rod 8 has adjusting sleeve 9.
In addition, the other end of the adjusting sleeve 9 is spirally sleeved with a lower threaded rod 10, and the other end of the lower threaded rod 10 is arranged on a base 11.
The adjusting sleeve 9 is rotated, and the upper threaded rod 8 and the lower threaded rod 10 simultaneously extend or retract into the adjusting sleeve 9 to adjust the height of the clamping device 5 so as to fix screws with different lengths.
The working principle and the using process of the utility model are as follows: after the clamping device is installed, a screw is placed at the central position of the clamping device 5, the rotating block 506 is rotated at the same time to drive the rotating rod 507 to rotate, the bevel gear disc 501 rotates along with the rotating rod to drive the four first bevel gears 502 to rotate, so that the four first threaded rods 503 simultaneously move to the central position of the clamping device 5 along the sliding rod 508 to clamp and fix the screw;
the handle 4 is rotated, the detection head 3 moves downwards to press the screw, hardness detection is carried out, data are displayed through the dial 2, and data are recorded;
after the detection is finished, the rotating block 506 is rotated in the opposite direction, so that the clamping device 5 loosens the screw, and the next screw is detected;
when a screw with a long length needs to be detected, the adjusting sleeve 9 is rotated, the upper threaded rod 8 and the lower threaded rod 10 retract into the adjusting sleeve 9 at the same time, the height of the clamping device 5 is reduced, and the steps are repeated.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a testing arrangement of pressurization detection screw hardness which characterized in that: including hardness appearance main part (1), be provided with in hardness appearance main part (1) and be used for carrying out clamping device (5) of centre gripping to the screw, clamping device (5) include bevel gear dish (501), all mesh on four directions of bevel gear dish (501) upper surface has first bevel gear (502), every first bevel gear (502) central point department all threaded connection has first threaded rod (503), four first threaded rod (503) are close to the one end of bevel gear dish (501) central point department all is provided with and is used for carrying out the extrusion and fixed grip block (504) to the screw.
2. The test device for detecting the hardness of the screw under pressure according to claim 1, wherein: every the other end screwed connection of first threaded rod (503) has anticreep cap (505), the central point department of bevel gear dish (501) has run through rotary rod (507), the cover is equipped with rotatory piece (506) on rotary rod (507).
3. The test device for detecting the hardness of the screw under pressure as claimed in claim 2, wherein: each edge of the anti-falling cap (505) is provided with a notch and is connected with a sliding rod (508) in a sliding manner, the sliding rod (508) is fixedly connected onto a supporting rod (509), and the other end of the supporting rod (509) is arranged on the placing table (6).
4. The test device for detecting the hardness of the screw under pressure according to claim 1, wherein: the hardness tester is characterized in that a dial (2) is arranged on the hardness tester main body (1), a handle (4) is arranged on the right side of the hardness tester main body (1), and a detection head (3) is arranged right above the bevel gear disc (501).
5. A test device for measuring the hardness of a screw under pressure according to claim 3, wherein: the lower part of rotary rod (507) is provided with place platform (6), place the embedded bearing (7) in the upper surface of platform (6), rotary rod (507) rotate connect in bearing (7).
6. The test device for detecting the hardness of the screw under pressure as set forth in claim 5, wherein: the lower part of the placing table (6) is fixedly connected with an upper threaded rod (8), and the lower end of the upper threaded rod (8) is spirally connected with an adjusting sleeve (9).
7. The test device for detecting the hardness of the screw under pressure as claimed in claim 6, wherein: the other end of the adjusting sleeve (9) is spirally sleeved with a lower threaded rod (10), and the other end of the lower threaded rod (10) is arranged on the base (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122175103.XU CN215931569U (en) | 2021-09-09 | 2021-09-09 | Testing arrangement of pressurization detection screw hardness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122175103.XU CN215931569U (en) | 2021-09-09 | 2021-09-09 | Testing arrangement of pressurization detection screw hardness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215931569U true CN215931569U (en) | 2022-03-01 |
Family
ID=80419503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122175103.XU Active CN215931569U (en) | 2021-09-09 | 2021-09-09 | Testing arrangement of pressurization detection screw hardness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215931569U (en) |
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2021
- 2021-09-09 CN CN202122175103.XU patent/CN215931569U/en active Active
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