CN220912186U - Measuring device for measuring groove width of high-precision small-size L-shaped groove - Google Patents
Measuring device for measuring groove width of high-precision small-size L-shaped groove Download PDFInfo
- Publication number
- CN220912186U CN220912186U CN202322797382.2U CN202322797382U CN220912186U CN 220912186 U CN220912186 U CN 220912186U CN 202322797382 U CN202322797382 U CN 202322797382U CN 220912186 U CN220912186 U CN 220912186U
- Authority
- CN
- China
- Prior art keywords
- measuring
- dial indicator
- handle
- mounting
- mounting block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 8
- 238000005259 measurement Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a measuring device for measuring the groove width of an L-shaped groove with high precision and small size, which comprises a dial indicator mounting block, wherein the dial indicator mounting block is fixedly provided with a dial indicator for measurement through a dial indicator locking screw, the front side wall of the dial indicator mounting block is provided with a measuring head mounting block, the rear side wall of the dial indicator mounting block is fixedly provided with a handle, the measuring head mounting block is fixed on the side wall of the dial indicator mounting block, and the top end of the measuring head mounting block is provided with a measuring head. The measuring device can solve the problem that the high-precision groove width cannot be measured in the processing process of the L-shaped groove in a narrow space, and effectively ensures the processing quality of the L-shaped groove with the small size.
Description
Technical Field
The utility model relates to the technical field of measurement of the size of a circular groove in machining, in particular to a measuring device for measuring the width of an L-shaped groove with high precision and small size.
Background
In the machining field of a certain casing, the blade mounting annular groove is an L-shaped groove, the groove width is smaller than 4mm, the tolerance is +/-0.04 mm, and the openings of the upper annular groove and the lower annular groove are smaller than 25mm. In order to ensure the processing quality, the dimension of the L-shaped groove needs to be measured. At present, measuring tools such as micrometer and vernier caliper in the market are large in appearance, and cannot measure in a narrow space.
Disclosure of utility model
The utility model aims to provide a measuring device for measuring the groove width of a high-precision small-size L-shaped groove, which can overcome the problem that the groove width cannot be measured in the process of processing the L-shaped groove in a narrow space, and effectively ensure the processing quality of the small-size L-shaped groove.
In order to achieve the technical characteristics, the aim of the utility model is realized in the following way: the utility model provides a measuring device for measuring high accuracy small-size L type groove width, includes the amesdial installation piece, be used for measuring the amesdial through amesdial locking screw fixed mounting on the amesdial installation piece, be provided with the measuring head installation piece on the preceding lateral wall of amesdial installation piece, be fixed with the handle on the back lateral wall of amesdial installation piece to fix the measuring head installation piece on the lateral wall of amesdial installation piece, the measuring head is installed on the top of measuring head installation piece.
The dial indicator installation block comprises a rectangular block body, wherein a dial indicator installation pin hole for installing the dial indicator is machined in the upper portion of the rectangular block body, a dial indicator locking screw hole for penetrating the dial indicator installation pin hole is machined in the top end of the rectangular block body, and a handle installation hole for installing a handle is machined in the lower portion of the rectangular block body.
The measuring head mounting block adopts an L-shaped structure and comprises a horizontal block and a vertical block, a handle mounting screw hole for connecting a handle is formed in the center of the horizontal block, and a measuring head mounting screw hole for mounting a measuring head is formed in the top end of the vertical block.
The handle comprises a handle polish rod, a handle threaded rod is arranged at the end head of the handle polish rod, and a ball head handle is arranged at the other end head of the handle polish rod.
The measuring head comprises a measuring rod, one end of the measuring rod is provided with a measuring rod threaded column, and the top end of the measuring rod is provided with a measuring ball head.
The measuring ball head is matched with the blade mounting ring groove to be measured.
The utility model has the following beneficial effects:
1. The utility model develops a measuring device for the groove width of the high-precision small-size L-shaped groove, which is stable, efficient, simple and easy to operate, and effectively ensures the processing quality of the groove width in the processing process of the high-precision small-size L-shaped groove.
2. By adopting the device, the device can be used for measuring similar L-shaped grooves by adopting the device principle, and can also be used for measuring the wall thickness of the L-shaped grooves. The device is convenient to use, low in cost and good in economic and social benefits.
Drawings
The utility model is further described below with reference to the drawings and examples.
Fig. 1 is an overall construction diagram of the present utility model.
FIG. 2 is a block diagram of a measuring head according to the present utility model.
Fig. 3 is a structural view of the handle of the present utility model.
Fig. 4 is a front view of the dial gauge mounting block of the present utility model.
Fig. 5 is a side view of a dial gauge mounting block.
FIG. 6 is a front view of a measuring head mounting block of the present utility model.
FIG. 7 is a side view of a measuring head mounting block of the present utility model.
FIG. 8 is a top view of a measuring head mounting block of the present utility model.
Fig. 9 is a view of a three-position step in the measurement process of the present utility model.
Fig. 10 is a view of a fourth position of the measurement process according to the present utility model.
In the figure: the measuring head comprises a measuring head 1, a measuring head mounting block 2, a dial indicator mounting block 3, a dial indicator 4, a dial indicator locking screw 5 and a handle 6;
a measuring rod threaded column 101, a measuring rod 102 and a measuring ball 103;
vertical block 201, handle mounting screw hole 202, horizontal block 203, measuring head mounting screw hole 204;
The dial indicator locking screw 301, the dial indicator mounting pin hole 302, the rectangular block body 303 and the handle mounting hole 304;
A handle threaded rod 601, a handle polished rod 602 and a ball head handle 603.
Detailed Description
Embodiments of the present utility model will be further described with reference to the accompanying drawings.
Example 1:
referring to fig. 1-10, a measuring device for measuring the groove width of a high-precision small-size L-shaped groove comprises a dial indicator mounting block 3, wherein a dial indicator 4 used for measuring is fixedly arranged on the dial indicator mounting block 3 through a dial indicator locking screw 5, a measuring head mounting block 2 is arranged on the front side wall of the dial indicator mounting block 3, a handle 6 is fixed on the rear side wall of the dial indicator mounting block 3, the measuring head mounting block 2 is fixed on the side wall of the dial indicator mounting block 3, and a measuring head 1 is arranged at the top end of the measuring head mounting block 2. The measuring device can solve the problem that the high-precision groove width cannot be measured in the processing process of the L-shaped groove in a narrow space, and effectively ensures the processing quality of the L-shaped groove with the small size. The device is convenient to use, low in cost and good in economic and social benefits.
Further, the dial indicator mounting block 3 comprises a rectangular block body 303, a dial indicator mounting pin hole 302 for mounting the dial indicator 4 is machined in the upper portion of the rectangular block body 303, a dial indicator locking screw hole 301 for penetrating through the dial indicator mounting pin hole 302 is machined in the top end of the rectangular block body 303, and a handle mounting hole 304 for mounting the handle 6 is machined in the lower portion of the rectangular block body 303. The dial indicator 4 is fixedly installed through the dial indicator installation block 3, and the fixed connection between the measuring head installation block 2 and the handle 6 is realized.
Further, the measuring head mounting block 2 adopts an L-shaped structure, and comprises a horizontal block 203 and a vertical block 201, a handle mounting screw hole 202 for connecting the handle 6 is processed at the center part of the horizontal block 203, and a measuring head mounting screw hole 204 for mounting the measuring head 1 is processed at the top end of the vertical block 201. The fixed mounting of the measuring head 1 is facilitated by the measuring head mounting block 2.
Further, the handle 6 includes a handle polish rod 602, a handle threaded rod 601 is disposed at an end of the handle polish rod 602, and a ball head handle 603 is disposed at another end of the handle polish rod 602. The hand-held operation in the subsequent measuring process is facilitated by the above-described handle 6.
Further, the measuring head 1 comprises a measuring rod 102, one end of the measuring rod 102 is provided with a measuring rod threaded column 101, and the top end of the measuring rod 102 is provided with a measuring ball 103. The measuring head 1 described above facilitates the subsequent insertion into the blade attachment ring groove 7.
Further, the measuring ball 103 is matched with the blade mounting ring groove 7 to be measured. Through the above dimensional fit, it is ensured that the measuring ball 103 can penetrate into the inside of the blade attachment ring groove 7.
Example 2:
The method for measuring the groove width of the high-precision small-size L-shaped groove by adopting the measuring device comprises the following steps:
Step one, diameter measurement of the measuring ball 103:
Before assembly, measuring the diameter of a ball of a measuring ball 103 of the measuring head 1 by using an outside dial indicator 4 to be B, so as to ensure that the dial indicator 4 has a qualification and is within a qualification period;
Step two, assembling a measuring device:
The measuring head mounting block 2 and the dial indicator mounting block 3 are fixedly connected through a handle 6, the measuring head 1 is fixed at the top end of the measuring head mounting block 2, the dial indicator 4 is mounted on the dial indicator mounting block 3, and the dial indicator locking screw 5 is not locked;
step three, adjusting the installation position of the dial indicator 4:
Extending a measuring head 1 of the measuring device into the blade mounting ring groove 7, enabling a measuring ball 103 to be closely attached to the outer side wall 8 of the blade mounting ring groove 7, then adjusting the front and back positions of the dial indicator 4, screwing a dial indicator locking screw 5, and taking a reading A1 of the dial indicator 4;
step four, detecting the movement of the device:
Moving the detection device to enable the measuring ball 103 to be clung to the inner side wall 9 of the blade mounting ring groove 7, and taking the reading A2 of the dial indicator 4;
step five, calculating the single measurement slot width size:
Groove width dimension c=a2-a1+b;
step six, determining the groove width size:
Repeating the first step to the fifth step for a plurality of times, and taking the average value of the groove width dimension C measured for a plurality of times as the groove width dimension.
Claims (6)
1. A measuring device for measuring the groove width of a high-precision small-size L-shaped groove is characterized by comprising a dial indicator mounting block (3), wherein a dial indicator (4) used for measuring is fixedly arranged on the dial indicator mounting block (3) through a dial indicator locking screw (5), a measuring head mounting block (2) is arranged on the front side wall of the dial indicator mounting block (3), a handle (6) is fixed on the rear side wall of the dial indicator mounting block (3), the measuring head mounting block (2) is fixed on the side wall of the dial indicator mounting block (3), and a measuring head (1) is arranged on the top end of the measuring head mounting block (2).
2. The measuring device for measuring the slot width of the high-precision small-sized L-shaped slot according to claim 1, wherein: the dial indicator mounting block (3) comprises a rectangular block body (303), a dial indicator mounting pin hole (302) for mounting the dial indicator (4) is formed in the upper portion of the rectangular block body (303), a dial indicator locking screw hole (301) for penetrating the dial indicator mounting pin hole (302) is formed in the top end of the rectangular block body (303), and a handle mounting hole (304) for mounting the handle (6) is formed in the lower portion of the rectangular block body (303).
3. The measuring device for measuring the slot width of the high-precision small-sized L-shaped slot according to claim 1, wherein: the measuring head mounting block (2) adopts an L-shaped structure and comprises a horizontal block (203) and a vertical block (201), a handle mounting screw hole (202) for connecting a handle (6) is formed in the center of the horizontal block (203), and a measuring head mounting screw hole (204) for mounting the measuring head (1) is formed in the top end of the vertical block (201).
4. The measuring device for measuring the slot width of the high-precision small-sized L-shaped slot according to claim 1, wherein: the handle (6) comprises a handle polish rod (602), a handle threaded rod (601) is arranged at the end of the handle polish rod (602), and a ball head handle (603) is arranged at the other end of the handle polish rod (602).
5. The measuring device for measuring the slot width of the high-precision small-sized L-shaped slot according to claim 1, wherein: the measuring head (1) comprises a measuring rod (102), one end of the measuring rod (102) is provided with a measuring rod threaded column (101), and the top end of the measuring rod (102) is provided with a measuring ball head (103).
6. The measuring device for measuring the slot width of the high-precision small-sized L-shaped slot according to claim 5, wherein: the measuring ball head (103) is matched with the blade mounting ring groove (7) to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322797382.2U CN220912186U (en) | 2023-10-18 | 2023-10-18 | Measuring device for measuring groove width of high-precision small-size L-shaped groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322797382.2U CN220912186U (en) | 2023-10-18 | 2023-10-18 | Measuring device for measuring groove width of high-precision small-size L-shaped groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220912186U true CN220912186U (en) | 2024-05-07 |
Family
ID=90907860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322797382.2U Active CN220912186U (en) | 2023-10-18 | 2023-10-18 | Measuring device for measuring groove width of high-precision small-size L-shaped groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220912186U (en) |
-
2023
- 2023-10-18 CN CN202322797382.2U patent/CN220912186U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN200968847Y (en) | Universal inner hole ring groove depth measuring meter | |
| CN203824494U (en) | Measuring device for countersink depth | |
| CN220912186U (en) | Measuring device for measuring groove width of high-precision small-size L-shaped groove | |
| CN212806802U (en) | Small-range comparator for measuring space size of precise spherical surface | |
| CN202066497U (en) | Internal taper detector | |
| CN211317140U (en) | Deep hole step height measuring device | |
| CN117490531A (en) | Measuring device and method for measuring groove width of high-precision small-size L-shaped groove | |
| CN115615276B (en) | Caliper with adjustable width and dimension and measuring method | |
| CN202255340U (en) | High-precision measuring tool for measuring diameter of deep bore | |
| CN214620978U (en) | Gauge for measuring diameter of inner groove | |
| CN101726234A (en) | Precise detector for center hole at shaft end | |
| CN215930770U (en) | Measuring tool for detecting medium diameter cylindricity of lead screw | |
| CN210664277U (en) | Detection tool for detecting through hole of mounting back plate of train braking system | |
| CN205192410U (en) | Hole chamfering depth detection device | |
| CN216205930U (en) | Thin-wall truncated cone long hole depth precision measurement device | |
| CN204988122U (en) | Piston compressor is high, and utensil is examined in measuring special use | |
| CN220829159U (en) | Device for rapidly measuring axial thrust surface spacing of stepped shaft | |
| CN214950957U (en) | Device for detecting indication error of outside micrometer | |
| CN214747644U (en) | Valve sleeve part groove pitch size measuring tool | |
| CN217403312U (en) | Multifunctional measuring device | |
| CN219810384U (en) | Hook depth gauge | |
| CN215447711U (en) | Radial clearance measuring tire of double-row deep groove ball bearing | |
| CN211740080U (en) | Keyway degree of depth measuring tool of axle part | |
| CN212673994U (en) | High-precision steel ball measuring and fixing device | |
| CN218628085U (en) | Deep-in normal measuring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |