CN221223838U - High-precision lever indicator - Google Patents
High-precision lever indicator Download PDFInfo
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- CN221223838U CN221223838U CN202323343841.6U CN202323343841U CN221223838U CN 221223838 U CN221223838 U CN 221223838U CN 202323343841 U CN202323343841 U CN 202323343841U CN 221223838 U CN221223838 U CN 221223838U
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- shell
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- precision
- pivot
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- 238000001514 detection method Methods 0.000 claims abstract description 32
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of lever indicator, in particular to a high-precision lever indicator which comprises a shell, wherein the left end of the shell is fixedly connected with a handle, the right end of the shell is fixedly connected with two supporting frames, the outer walls of the two supporting frames are rotatably connected with a pivot through bearings, the outer wall of the pivot is provided with a high-precision limiting device, and the right end of the high-precision limiting device is fixedly connected with a detection rod. Through the cooperation between lever, movable block, gag lever post and the reset spring, the measuring rod drives the lever and carries out clockwise rotation along the axial lead of pivot, and the left end of lever can make the movable block upwards move through the spout, and the movable block removes along the gag lever post to compress reset spring, and reset spring utilizes the elasticity, offset inertia, make the measuring rod contact with the object that awaits measuring all the time, the phenomenon that the numerical value is bigger can not appear for the result of detection is more accurate.
Description
Technical Field
The utility model relates to the technical field of lever indicator, in particular to a high-precision lever indicator.
Background
The lever indicator is mainly used for measuring shape, position error and size by converting the swing of a measuring rod into angular displacement of a pointer or a digital display measuring instrument, and is divided into a horizontal type, a vertical type, an inclined type, a parallel type, a general type, a pocket type and the like according to the mounting direction and the use of a dial plate.
For example, although the above document has the advantages of simple structure, low requirements on processing and assembling precision, easy assembly, low manufacturing cost and the like, when the high-precision lever indicator in the document is used, the detection rod is contacted with an object, so that the detection rod deflects, and then drives the screw rod to rotate, thereby rotating the pointer in the pointer dial plate to realize the detection of the object, but because the detection rod does not have a limiting structure before detection, the detection rod can generate certain inertia due to the torque force of the object to be detected, the offset amplitude of the pointer in the pointer dial plate is overlarge, and the numerical value is overlarge during detection, so that the detection is not accurate.
Disclosure of utility model
The utility model aims to solve the problems that the high-precision lever indicator in the document is not limited before detection, so that a certain inertia is generated due to the fact that the detection rod receives the torque force of an object to be detected during detection, the amplitude of pointer offset in a pointer dial is overlarge, the numerical value is overlarge during detection, and the high-precision lever indicator is not accurate enough.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides a high accuracy lever indicator, includes the shell, the left end rigid coupling of shell has the handle, the right-hand member of shell is rigid coupling mutually with two support frames, two the outer wall of support frame passes through the bearing and rotates with the pivot to be connected, the outer wall of pivot is provided with high accuracy stop device, high accuracy stop device's right-hand member rigid coupling has the measuring staff.
Preferably, the high-precision limiting device comprises a lever, the outer wall of the lever is fixedly connected with the pivot, the left end of the lever is in sliding connection with the moving block through a sliding groove, the inner wall of the moving block is in sliding connection with the limiting rod through a sliding groove, the upper end and the lower end of the limiting rod are fixedly connected with the shell, a reset spring is sleeved above the outer wall of the limiting rod, and the two ends of the reset spring are fixedly connected with the shell and the moving block respectively.
Preferably, a sliding rod is fixedly connected below the left side of the moving block, and the right end of the sliding rod is in sliding connection with the grooved roller through a sliding groove.
Preferably, the bottom end of the grooved roller is rotatably connected with the shell through a bearing.
Preferably, an indication dial is arranged at the top end of the grooved roller, and the bottom end of the indication dial is fixedly connected with the shell.
Preferably, the right end of the lever is fixedly connected with the detection rod, and the outer wall of the lever is in sliding connection with the shell through a sliding groove.
The high-precision lever indicator provided by the utility model has the beneficial effects that: through the cooperation between lever, movable block, gag lever post and the reset spring, the measuring rod drives the lever and carries out clockwise rotation along the axial lead of pivot, and the left end of lever can make the movable block upwards move through the spout, and the movable block removes along the gag lever post to compress reset spring, and reset spring utilizes the elasticity, offset inertia, make the measuring rod contact with the object that awaits measuring all the time, the phenomenon that the numerical value is bigger can not appear for the result of detection is more accurate.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic front plan view of the interconnect structure of FIG. 1;
FIG. 3 is an enlarged perspective view of a portion of the connecting structure of FIG. 2;
Fig. 4 is a schematic diagram of a connection structure at a in fig. 2.
In the figure: 1. the device comprises a shell, 2, a handle, 3, an indication dial plate, 4, a high-precision limiting device, 401, a lever, 402, a moving block, 403, a limiting rod, 404, a return spring, 4A1, a fixed plate, 4A2, a fixed screw hole, 5, a supporting frame, 6, a pivot, 7, a detection rod, 8, a sliding rod, 9 and a grooved roller.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
Example 1:
Referring to fig. 1-4, in this embodiment: the utility model provides a high accuracy lever indicator, includes shell 1, and shell 1's left end rigid coupling has grip 2, and grip 2 is convenient for the user to hold, and shell 1's right-hand member and two support frames 5 are mutually rigid coupling, and the outer wall of two support frames 5 is rotated through bearing and pivot 6 and is connected, and support frame 5 rotates pivot 6 through the bearing and supports, and pivot 6's outer wall is provided with high accuracy stop device 4, and high accuracy stop device 4's right-hand member rigid coupling has measuring rod 7.
The high-precision limiting device 4 comprises a lever 401, a moving block 402, a limiting rod 403 and a reset spring 404, wherein the outer wall of the lever 401 is fixedly connected with a pivot 6, the lever 401 can rotate along the center of the pivot 6, the left end of the lever 401 is slidably connected with the moving block 402 through a sliding groove, when the lever 401 rotates clockwise, the moving block 402 moves upwards through the sliding groove, the inner wall of the moving block 402 is slidably connected with the limiting rod 403 through the sliding groove, the moving block 402 slides up and down along the outer wall of the limiting rod 403, the upper end and the lower end of the limiting rod 403 are fixedly connected with a shell 1, the reset spring 404 is sleeved above the outer wall of the limiting rod 403, the elastic coefficient of the reset spring 404 is 10-20N/cm, the two ends of the reset spring 404 are fixedly connected with the shell 1 and the moving block 402 respectively, and when the moving block 402 moves upwards, the reset spring 404 is compressed;
The detection rod 7 drives the lever 401 to rotate clockwise along the axial lead of the pivot, the left end of the lever 401 enables the moving block 402 to move upwards through the sliding groove, the moving block 402 moves along the limiting rod 403 and compresses the reset spring 404, the reset spring 404 utilizes elasticity to counteract inertia, the detection rod 7 is always in contact with an object to be detected, the phenomenon of larger numerical value cannot occur, and the detection result is more accurate.
The slide bar 8 is fixedly connected to the lower left side of the moving block 402, the moving block 402 drives the slide bar 8 to move up and down, the right end of the slide bar 8 is in sliding connection with the grooved roller 9 through a sliding groove, when the slide bar 8 moves upwards, the grooved roller 9 is rotated through the sliding groove, the bottom end of the grooved roller 9 is in rotating connection with the shell 1 through a bearing, the indication dial 3 is mounted at the top end of the grooved roller 9, the grooved roller 9 is connected with a pointer in the indication dial 3, the pointer is driven to rotate when the grooved roller 9 rotates, the bottom end of the indication dial 3 is fixedly connected with the shell 1, the right end of the lever 401 is fixedly connected with the detection rod 7, the detection rod 7 deflects when contacting an object, and accordingly the lever 401 is driven to rotate, and the outer wall of the lever 401 is in sliding connection with the shell 1 through the sliding groove.
Working principle:
When the high-precision lever indicator is used, firstly, a user holds the handle 2 to move the lever indicator to the side of an object to be detected, the detection rod 7 is contacted with the object to be detected, then the object to be detected rotates, so that the detection rod 7 is deviated, the detection rod 7 drives the lever 401 to rotate clockwise along the axial lead of the pivot, the left end of the lever 401 enables the moving block 402 to move upwards through the sliding groove, the moving block 402 moves along the limiting rod 403 and compresses the reset spring 404, the reset spring 404 utilizes elasticity to counteract inertia, the detection rod 7 always contacts with the object to be detected, the phenomenon of larger numerical value cannot occur, the detection result is more accurate, the moving block 402 drives the sliding rod 8 to move upwards, the sliding rod 8 enables the grooved roller 9 to rotate through the sliding groove, the grooved roller 9 drives the pointer in the indication dial 3 to rotate, and the user determines the detection result through observing the indication dial 3, so that the use of the device is completed.
Example 2:
Referring to fig. 1-4, in this embodiment: the utility model provides a high accuracy lever indicator, wherein the left end of handle 2 still is provided with high accuracy stop device 4, and high accuracy stop device 4 includes fixed plate 4A1 and fixed screw 4A2, and fixed plate 4A 1's right side and handle 2 looks rigid coupling, and two fixed screw 4A2 have been seted up to fixed plate 4A 1's outer wall below, can be in the same place fixed plate 4A1 and external equipment through two fixed screw 4A 2.
Working principle:
When the embodiment works, a user installs the fixing plate 4A1 at the left end of the grip 2, so that the fixing plate 4A1 can be fixed on external equipment through the fixing screw hole 4A2, the lever indicator is more stable during detection, the detection precision of the lever indicator is improved, and the device is used.
While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.
Claims (5)
1. The utility model provides a high accuracy lever indicator, includes shell (1), its characterized in that: the left end of the shell (1) is fixedly connected with a handle (2), the right end of the shell (1) is fixedly connected with two supporting frames (5), the outer walls of the two supporting frames (5) are rotationally connected with a pivot (6) through bearings, the outer wall of the pivot (6) is provided with a high-precision limiting device (4), and the right end of the high-precision limiting device (4) is fixedly connected with a detection rod (7);
The high-precision limiting device (4) comprises a lever (401), the outer wall of the lever (401) is fixedly connected with a pivot (6), the left end of the lever (401) is in sliding connection with a moving block (402) through a sliding groove, the inner wall of the moving block (402) is in sliding connection with a limiting rod (403) through a sliding groove, the upper end and the lower end of the limiting rod (403) are fixedly connected with a shell (1), a reset spring (404) is sleeved above the outer wall of the limiting rod (403), and the two ends of the reset spring (404) are fixedly connected with the shell (1) and the moving block (402) respectively.
2. A high precision lever indicator as defined in claim 1, wherein: a sliding rod (8) is fixedly connected below the left side of the moving block (402), and the right end of the sliding rod (8) is in sliding connection with a grooved roller (9) through a sliding groove.
3. A high precision lever indicator as defined in claim 2, wherein: the bottom end of the grooved roller (9) is rotationally connected with the shell (1) through a bearing.
4. A high precision lever indicator as defined in claim 3, wherein: an indication dial plate (3) is arranged at the top end of the grooved roller (9), and the bottom end of the indication dial plate (3) is fixedly connected with the shell (1).
5. The high precision lever indicator of claim 4, wherein: the right end of the lever (401) is fixedly connected with the detection rod (7), and the outer wall of the lever (401) is in sliding connection with the shell (1) through a sliding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323343841.6U CN221223838U (en) | 2023-12-08 | 2023-12-08 | High-precision lever indicator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323343841.6U CN221223838U (en) | 2023-12-08 | 2023-12-08 | High-precision lever indicator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221223838U true CN221223838U (en) | 2024-06-25 |
Family
ID=91572402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323343841.6U Active CN221223838U (en) | 2023-12-08 | 2023-12-08 | High-precision lever indicator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221223838U (en) |
-
2023
- 2023-12-08 CN CN202323343841.6U patent/CN221223838U/en active Active
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