CN214702060U - A general detection instrument for measuring external diameter in batches - Google Patents
A general detection instrument for measuring external diameter in batches Download PDFInfo
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- CN214702060U CN214702060U CN202121236430.5U CN202121236430U CN214702060U CN 214702060 U CN214702060 U CN 214702060U CN 202121236430 U CN202121236430 U CN 202121236430U CN 214702060 U CN214702060 U CN 214702060U
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Abstract
The utility model provides a general detection tool for measure external diameter in batches, including the measurement body of rectangular frame structure, rectangular frame structure installs fixed measuring claw in one side, fixed measuring claw includes two vertical sections and middle horizontal connection section, inboard vertical section is fixed on rectangular frame, outside vertical section top is fixed with the measuring head baffle, the lower extreme extends perpendicularly to the inboard and is equipped with the clamping part, rectangular frame structure bottom beam one side is equipped with movable measuring claw, movable measuring claw lower extreme is equipped with corresponding clamping part, still be equipped with the top stopper on the bottom surface of the bottom beam, fixed measuring claw, the relative clamping part of movable measuring claw and top stopper cooperate jointly to constitute the centre gripping spacing portion of the external diameter of work piece of awaiting measuring; the measuring body is kept away from to the measuring head baffle and is equipped with the amesdial, and the amesdial passes through the amesdial mounting bracket to be fixed at the measuring body top, the measuring head and the measuring head baffle looks butt of amesdial. The utility model has the characteristics of measure convenient accuracy, commonality are strong.
Description
Technical Field
The utility model relates to an external diameter detects technical field, concretely relates to a general detection instrument for measure external diameter in batches.
Background
The inventor discovers that:
the methods for measuring the outer diameter in the current market mainly comprise the following steps:
1. when the common outside micrometer is used for measuring the outside diameter, the measuring head needs to be moved slowly to ensure that the maximum entity size of the outside diameter is measured, and the measuring nut needs to be screwed by hand, so that the efficiency is low;
2. the outer diameter C type cardboard is divided into expert's rule and no-go gage, but during the operation because user's strength size is different can lead to measuring erroneous judgement, is not suitable for new hand to use, and one set expert's only can be used for the detection of a size detection piece, does not have commonality, use cost height.
Disclosure of Invention
Treat the external diameter of detecting the piece for quick accurate measurement, adaptation scale production needs, the utility model provides a general detection instrument for measure the external diameter in batches has commonality, reduces use cost.
Therefore, the technical scheme of the utility model is that: the utility model provides a general detection instrument for batch measurement external diameter, includes and measures the body, its characterized in that: the measuring body is of a rectangular frame structure, an upper cross beam of the rectangular frame is provided with a handle mounting part,
the measuring head baffle plate is fixed at the upper end of the outer vertical section, the lower end of the outer vertical section extends inwards vertically to form a clamping part, and the outer vertical section forms an elastic lever structure taking the middle horizontal connecting section as a supporting point;
a movable measuring claw which can move along the lower beam and is fixed on the lower beam is arranged on one side, away from the fixed measuring claw, of the lower beam of the rectangular frame structure, a corresponding clamping part is arranged on one side, opposite to the fixed measuring claw, of the lower end of the movable measuring claw, a top limiting block which extends downwards is further arranged on the bottom surface of the lower beam between the movable measuring claw and the fixed measuring claw, the clamping part opposite to the movable measuring claw and the top limiting block are matched together to form a clamping limiting part for measuring the outer diameter of a workpiece;
a measuring head baffle is arranged on the measuring body, a side of the measuring head baffle, which is far away from the measuring body, is provided with a dial indicator facing the measuring body in the vertical direction, the dial indicator is fixed at the top of the measuring body through a dial indicator mounting frame, and a measuring head of the dial indicator is abutted to the measuring head baffle;
when the measuring head is used, the position of the movable measuring head is adjusted and fixed according to the diameter of a workpiece to be measured, the detection tool is clamped on a standard sample or a detected comparison sample piece, and a dial indicator is zero; and then the detection tool is clamped on the two radial sides of the workpiece to be measured, so that the fixed measurement claw, the clamping part at the lower end of the movable measurement and the top limit are all abutted to the workpiece to be measured, and the measurement head baffle swings and drives the measurement head of the dial indicator to stretch and display corresponding readings through elastic deformation of the fixed measurement claw, so that the measurement can be completed.
The technical scheme is further improved as follows: the contact surfaces of the movable measuring claw and the lower cross beam are of an intermeshing structure, the tooth space is 0.5mm, the 0.5mm is set to ensure that the distance between the two clamping parts of the gauge after assembly is smaller than the measuring diameter of 0.2-0.5mm, namely the optimal elastic deformation of about 0.2-0.5 is always kept, the initial elastic quantity is easily adjusted when the tooth space is small, the elastic quantity of the to-be-detected parts with different diameters is difficult to control when the tooth space is too large, and the movable measuring claw is limited.
The technical scheme is further improved as follows: the middle part of the middle horizontal connecting section of the measuring body H-shaped structure extends to the vertical sections at two sides to gradually increase in thickness and is transited through an arc, and the strength of elastic connection is improved.
The technical scheme is further improved as follows: the specific connection structure of the movable measuring claw which can move along the lower cross beam and is fixed on the lower cross beam is that the lower cross beam is provided with a guide groove matched with the diameter of the screw rod along the length direction, a screw is arranged in the guide groove, and the movable side head is fixed on the bottom surface of the lower cross beam through the screw.
The technical scheme is further improved as follows: wear-resisting cushion blocks are inlaid on the two opposite clamping parts, so that the service life can be prolonged.
Has the advantages that: compared with the prior art, the utility model discloses structural design is ingenious, measure convenient accuracy, detection efficiency height. Meanwhile, the gauge can be freely adjusted according to different diameters, the universality is strong, and the cost for manufacturing the gauges with different specifications is reduced.
Drawings
Fig. 1 is a structural view of the present invention.
Fig. 2 is a structural diagram of the measuring body of the present invention.
Fig. 3 is a view from B-B of fig. 2.
Fig. 4 is an enlarged view of a in fig. 2.
Fig. 5 is a structural view of the fixed measuring jaw of the present invention.
Fig. 6 is a structural view of the movable measuring jaw of the present invention.
Fig. 7 is an enlarged view of a in fig. 6.
Fig. 8 is a structural view of a measuring head barrier according to the present invention.
Fig. 9 is a left side view of fig. 8.
Fig. 10 is a structural view of the dial gauge mounting bracket of the present invention.
Fig. 11 is a left side view of fig. 10.
Shown in the figure: 1. a measurement body; 11. an upper cross beam; 12. a lower cross beam; 121. a guide groove; 2. fixing the measuring claw; 21. a middle horizontal connecting section; 22. an inner vertical section; 23. an outer vertical section; 24. a clamping portion; 3. a measuring head baffle; 4. a movable measuring claw; 41. a clamping portion; 5. a top stop block; 6. a dial indicator; 7. a dial indicator mounting frame; 8. a screw; 9. wear-resisting cushion.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings, but the embodiment should not be construed as limiting the present invention.
The utility model discloses as shown in fig. 1 to 11:
a universal measuring tool for measuring the external diameters in batches comprises a measuring body 1 with a rectangular frame structure, an upper cross beam 11 of the rectangular frame structure is provided with a handle mounting part,
the measuring head structure comprises a rectangular frame structure, a fixed measuring claw 2 is installed on one side of the rectangular frame structure, the fixed measuring claw is of an H-shaped structure and comprises two vertical sections and a middle horizontal connecting section 21, the upper portion of an inner vertical section 22 is fixed on the rectangular frame through screws (a through screw hole is formed in the rectangular frame), a measuring head baffle 3 in the vertical direction is fixed at the upper end of an outer vertical section 23 (a Z-shaped structure is fixed in an outer mounting groove 231 on the upper portion of the outer vertical section, the measuring head baffle is arranged above the inner vertical section and is reserved with a gap for avoiding interference between the measuring head baffle and the inner vertical section), a clamping part 24 is arranged at the lower end of the outer vertical section in an inward vertical extending mode (a clearance is reserved between the lower end of the inner vertical section), and the outer vertical section 23 forms an elastic lever structure with the inner vertical section as a base and the middle horizontal connecting section 21 as a supporting point;
a movable measuring claw 4 which can move along the lower beam and is fixed on the bottom surface of the lower beam is arranged on one side, far away from the fixed measuring claw, of the lower beam 12 of the rectangular frame structure, a corresponding clamping part 41 is arranged on one side, opposite to the fixed measuring claw, of the lower end of the movable measuring claw, a top limiting block 5 which extends downwards is further arranged on the bottom surface of the lower beam 12 between the movable measuring claw 4 and the fixed measuring claw 2, and the fixed measuring claw, the clamping part opposite to the movable measuring claw and the top limiting block are matched together to form a clamping limiting part for measuring the outer diameter of a workpiece;
the measuring head baffle 3 is provided with a dial indicator 6 facing the measuring body in the vertical direction, the dial indicator is fixed on the top of the measuring body through a dial indicator mounting frame 7 (the dial indicator mounting frame is provided with a through hole 71 for the dial indicator to pass through, one side of the dial indicator mounting frame is provided with an axial groove 72 communicated with the through hole, and the axial groove is tangentially held tightly through a screw circumference and is a common mounting structure for the dial indicator), and a measuring head of the dial indicator 6 is abutted to the measuring head baffle 3;
the contact surfaces of the movable measuring claw 4 and the lower beam 12 of the measuring body are of an intermeshing structure, the tooth space is 0.5mm, the included angle between teeth is 60 degrees, the tooth top height is 0.3 mm, and the tooth space is set to be 0.5mm so as to ensure that the distance between the two clamping parts of the gauge after assembly is smaller than the measuring diameter by 0.2-0.5mm, namely, the optimal elastic deformation of about 0.2-0.5 is always kept, the initial elastic quantity is easily adjusted when the tooth space is small, the elastic quantity of the parts to be detected with different diameters is too large to be controlled, and the movable measuring claw is limited.
The middle part of the middle horizontal connecting section of the measuring body H-shaped structure extends to the vertical sections at two sides to gradually increase in thickness and is transited through an arc, and the strength of elastic connection is improved.
The specific connection structure of the movable measuring claw 4 which can move along the lower beam and is fixed on the lower beam is that the lower beam 12 is provided with a guide groove 121 which is matched with the diameter of the screw rod along the length direction, a screw 8 is arranged in the guide groove, and the movable side head is fixed on the bottom surface of the lower beam through the screw, so that the structure is convenient to process and use.
The two opposite clamping parts are inlaid with wear-resistant cushion blocks 9 which are made of hard alloy materials, so that the service life can be prolonged.
The utility model discloses a use method:
when the measuring device is used, the position of the movable measuring head is adjusted and fixed according to the diameter of a workpiece to be measured, the measuring head is held on a handle of the upper cross beam by hand, a detection tool is clamped on a standard sample or a detected comparison sample piece, and a dial indicator is set to zero; and then the detection tool is clamped at the two radial sides of the workpiece M to be measured, so that the fixed measurement claw, the clamping part at the lower end of the movable measurement and the top limit are all abutted against the workpiece to be measured, and the measurement head baffle swings and drives the measurement head of the dial indicator to stretch and display corresponding readings through elastic deformation of the fixed measurement claw, thereby completing the measurement.
Those skilled in the art will appreciate that the details of the present invention are not described in detail herein.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. The utility model provides a general detection instrument for batch measurement external diameter, includes and measures the body, its characterized in that: the measuring body is of a rectangular frame structure, an upper cross beam of the rectangular frame is provided with a handle mounting part,
the measuring head baffle plate is fixed at the upper end of the outer vertical section, the lower end of the outer vertical section extends inwards vertically to form a clamping part, and the outer vertical section forms an elastic lever structure taking the middle horizontal connecting section as a supporting point;
a movable measuring claw which can move along the lower beam and is fixed on the lower beam is arranged on one side, away from the fixed measuring claw, of the lower beam of the rectangular frame structure, a corresponding clamping part is arranged on one side, opposite to the fixed measuring claw, of the lower end of the movable measuring claw, a top limiting block which extends downwards is further arranged on the bottom surface of the lower beam between the movable measuring claw and the fixed measuring claw, the clamping part opposite to the movable measuring claw and the top limiting block are matched together to form a clamping limiting part for measuring the outer diameter of a workpiece;
the measuring head baffle is kept away from and is equipped with just right amesdial on measuring body one side vertical direction, and the amesdial passes through the amesdial mounting bracket to be fixed at the top of measuring the body, and the measuring head baffle looks butt of amesdial.
2. The universal inspection tool for batch measurement of outer diameters of claim 1, wherein: the contact surfaces of the movable measuring claw and the lower cross beam are of an intermeshing structure, and the tooth space is 0.5 mm.
3. A universal test tool for batch measurement of outer diameters according to claim 1 or 2, characterized in that: the middle part of the middle horizontal connecting section of the H-shaped structure of the measuring body gradually increases in thickness towards the vertical sections at two sides and is transited through an arc.
4. A universal test tool for batch measurement of outer diameters according to claim 1 or 2, characterized in that: the movable measuring claw can move along the lower cross beam and is fixed on the lower cross beam.
5. A universal inspection tool for batch measurement of outer diameters according to claim 3, wherein: the movable measuring claw can move along the lower cross beam and is fixed on the lower cross beam.
6. A universal test tool for batch measurement of outer diameters according to claim 1, 2 or 5, characterized in that: and the two opposite clamping parts are inlaid with wear-resistant cushion blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121236430.5U CN214702060U (en) | 2021-06-04 | 2021-06-04 | A general detection instrument for measuring external diameter in batches |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121236430.5U CN214702060U (en) | 2021-06-04 | 2021-06-04 | A general detection instrument for measuring external diameter in batches |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214702060U true CN214702060U (en) | 2021-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121236430.5U Active CN214702060U (en) | 2021-06-04 | 2021-06-04 | A general detection instrument for measuring external diameter in batches |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214702060U (en) |
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2021
- 2021-06-04 CN CN202121236430.5U patent/CN214702060U/en active Active
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