CN211668471U - Utensil is examined to chamfer degree of depth - Google Patents
Utensil is examined to chamfer degree of depth Download PDFInfo
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- CN211668471U CN211668471U CN201922372235.4U CN201922372235U CN211668471U CN 211668471 U CN211668471 U CN 211668471U CN 201922372235 U CN201922372235 U CN 201922372235U CN 211668471 U CN211668471 U CN 211668471U
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Abstract
A chamfer depth gauge comprises a base, wherein the base comprises a base body and a chute positioned on the base body, the lower end of the chute is flush with the lower plane of the base body, a vertical positioning rod is further arranged at the lower end of the base body, the left side of the positioning rod is flush with the right side wall of the chute, and the rear plane of the positioning rod is flush with the bottom surface of the chute; the measuring block comprises a measuring block body and a measuring head arranged at the lower end of the measuring block body and used for detecting the chamfering depth, the right side face of the measuring head is flush with the right side wall of the chute, and the included angle between the bevel edge of the left side face and the vertical direction is alpha; the measuring block body is fixedly connected with a digital display moving grid assembly used for detecting the displacement of the measuring block and displaying a detection result, a threaded through hole is formed in the digital display moving grid assembly, and a locking screw with the top abutting against the base to limit the digital display moving grid assembly and the measuring block to vertically move on the base is arranged in the threaded through hole; the device has the characteristics of convenient operation, simple and reliable structure, high precision and the like.
Description
Technical Field
The utility model belongs to a detection device of machine parts processing trade specifically is an utensil is examined to chamfer degree of depth.
Background
At present, the machining industry, in parts machining, the processing of hole is very general, and under general condition, the drill way all can carry out the chamfer and handle, and the chamfer mainly has two purposes, and the most conventional purpose is got rid of the turn-ups burr, prevents the injury, and this kind of chamfer does not have high to the size requirement, does not need special control, and another purpose is that the chamfer plays direction or sealed effect in the assembly, need carry out special control to the angle and the degree of depth of chamfer to guarantee chamfer direction or sealed function. At present, for the detection of the chamfer, the angle of the chamfer is mainly ensured directly by a cutter, the cutter with corresponding specification is selected, the angle is standard, the special detection is generally not needed, the difficult point is detected at the depth of the chamfer, the depth of the chamfer can change along with the difference of the cutter feeding amount during processing, the depth of the chamfer needs to be accurately determined to be detected, the detection of the depth of the chamfer is thicker at present, generally, a vernier caliper is used for roughly drawing the depth of the chamfer, the detection result is not objective and accurate, and the chamfer depth can not be ensured to meet the requirement.
Disclosure of Invention
The utility model aims to overcome the above-mentioned not enough of prior art existence and provide an utensil is examined to chamfer degree of depth easy operation, precision height, convenient and practical.
The technical scheme of the utility model lies in:
a chamfer depth gauge comprises a base, wherein the base comprises a base body and a chute positioned on the base body, the lower end of the chute is flush with the lower plane of the base body, a vertical positioning rod is further arranged at the lower end of the base body, the left side of the positioning rod is flush with the right side wall of the chute, and the rear plane of the positioning rod is flush with the bottom surface of the chute;
the measuring block comprises a measuring block body and a measuring head arranged at the lower end of the measuring block body and used for detecting the chamfering depth, the right side face of the measuring head is flush with the right side wall of the chute, the bottom face of the measuring head is flush with the bottom face of the chute, the left side face of the measuring block is an inclined face, the right side face, the bottom face and the inclined face of the measuring head are intersected downwards to form a point, and the inclined edge of the left side face forms an included angle alpha with the vertical direction;
the measuring block body is fixedly connected with a digital display moving grid assembly used for detecting the displacement of the measuring block and displaying a detection result, a threaded through hole is formed in the digital display moving grid assembly, and a locking screw with the top abutting against the base to limit the digital display moving grid assembly and the measuring block to vertically move on the base is arranged in the threaded through hole.
The lower tip of base body is equipped with two horizontal braces, and both ends about the base body are located respectively to two horizontal braces, and bottom surface is parallel with the bottom surface under the base body under each horizontal brace.
The upper end of the sliding chute is flush with the upper plane of the base body.
The measuring head is in a triangular prism structure.
The left side surface of the positioning rod is wedge-shaped, and a groove is formed in the upper end of the wedge-shaped.
And the included angle alpha between the bevel edge of the left side surface of the measuring head and the vertical direction is smaller than the minimum chamfer angle of the detected chamfer.
The length of the measuring block is smaller than that of the sliding groove, and the measuring block is in clearance fit with the sliding groove.
The digital display moving grid assembly is fixedly connected with the measuring block body through screws.
The digital display moving grid component is in clearance fit with the outer wall of the base body, and the threaded through hole is formed in one side edge of the digital display moving grid component.
The zero calibration chamfer depth gauge also comprises a calibration block for calibrating the zero calibration chamfer depth gauge, wherein the calibration block is of a rectangular block structure.
Compared with the prior art, the utility model, have convenient operation, simple structure, reliable, characteristics such as precision height. The utility model provides a when processing high accuracy drill way chamfer, conventional slide caliper rule detect can't accurate detection chamfer degree of depth, use the contourgraph scanning calculation complex of operation again, and detection time has been practiced thrift promptly to the problem of inefficiency, has improved work efficiency, because its simple to use simultaneously, can frequently be used for the process control, has guaranteed product processingquality reliable and stable, can obtain the wide application in machining.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a side view of the present invention;
FIG. 3 is a block diagram of a base;
FIG. 4 is a bottom view of FIG. 3;
FIG. 5 is a block diagram of a test block;
fig. 6 is a perspective view of the probe;
fig. 7 is a calibration schematic of the present invention;
fig. 8 is a working principle diagram of the present invention.
Detailed Description
In fig. 1 and 2, the utility model comprises a base 1, a measuring block 2, a digital display moving grid assembly 3 and a locking screw 4, wherein the base 1 comprises a base body 11 and a chute 13 positioned on the base body 11, the lower end of the chute 13 is flush with the lower plane of the base body 11, a vertical positioning rod 14 is arranged at the lower end of the base body 11, and the left side surface of the positioning rod 14 is flush with the right side wall of the chute 13; a measuring block 2 is connected in the sliding groove 13 in a sliding mode, the measuring block 2 comprises a measuring block body 21 and a measuring head 22 arranged at the lower end of the measuring block body 21 and used for detecting the chamfering depth, the right side face of the measuring head 22 is flush with the right side wall of the sliding groove 13, the bottom face of the measuring head is flush with the bottom face of the sliding groove 13, the left side face of the measuring block 2 is an inclined face, the right side face, the bottom face and the inclined face of the measuring head 22 intersect downwards to form a point, the included angle between the inclined edge of the left side face and the vertical direction is alpha, the included angle alpha is smaller than the minimum chamfering angle of a; the measuring block body 21 is fixedly connected with a digital display moving grid component 3 for detecting the displacement of the measuring block 2 and displaying a detection result, a threaded through hole is formed in the digital display moving grid component 3, and a locking screw 4 with the top abutting against the base 1 to limit the vertical movement range of the digital display moving grid component 3 and the measuring block 2 on the base 1 is arranged in the threaded through hole; digital display movable grid subassembly 3 and 11 outer walls clearance fit of base, screw thread through-hole locate digital display movable grid subassembly 3 one side.
In fig. 3 and 4, the base 1 comprises a base body 11, a chute 13 located on the base body 11, the upper end of the chute 13 is flush with the upper plane of the base body 11, the lower end of the chute 13 is flush with the lower plane of the base body 11, a vertical positioning rod 14 is further arranged at the lower end of the base body 11, the left side of the positioning rod 14 is flush with the right side wall of the chute 13, the left side of the positioning rod 14 is wedge-shaped, the wedge-shaped can enable the front and back surfaces of the positioning rod 14 to be intersected to form a straight line, the straight line is coincident with the intersection line of the bottom surface and the right side edge of the chute 13, the positioning rod 14 can be contacted and attached with the line of the hole wall when a measuring hole is chamfered, no gap is ensured, the measuring precision is ensured, the upper end of the wedge-shaped is provided with a groove, the groove is used for preventing the occurrence of the incapability, a fillet is formed, the eight angle of the processed right-angle side is not a right angle but an R angle, and a tool withdrawal groove is required to be processed to eliminate the fillet, so that the condition that when zero alignment is corrected due to the existence of the R angle, the right-angle side is not tightly attached to the calibration block, and the zero alignment precision is influenced is prevented; two horizontal supports 12 are arranged at the lower end of the base body 11, the two horizontal supports 12 are respectively arranged at the left end and the right end of the base body 11, and the lower bottom surface of each horizontal support 12 is parallel to the lower bottom surface of the base body 11.
Fig. 5, in fig. 6, survey piece 2 includes survey piece body 21, set up in survey piece body 21 lower extreme and be used for detecting gauge head 22 of chamfer degree of depth, gauge head 22 is the prism structure, its right side and 13 right side walls parallel and level of spout, bottom surface and 13 bottom surfaces parallel and level of spout, the left side is an inclined plane, trilateral crossing down is a bit, left side hypotenuse is alpha with vertical direction contained angle, contained angle alpha angle is less than the minimum chamfer angle that is detected the chamfer, can detect the chamfer degree of depth that chamfer angle is greater than its contained angle alpha, there are two screw holes 23 on survey piece 2 survey piece body 21, be equipped with two screw mounting holes on the digital display movable grid subassembly 3, screw mounting hole and screw hole 23 one-to-one, digital display movable grid subassembly 3 passes through screw fixed connection with survey piece body.
In fig. 7, the utility model discloses the initial use needs the zero calibration, at first presses digital display moving grid subassembly 3 switch button 31, begins to show the digit on the display screen 33, then will the utility model discloses the horizontal support 12 of base 1 pastes flat calibration piece 5 and goes up the plane, pastes tight calibration piece 5 side with locating lever 14, presses tight horizontal support 12, promotes digital display moving grid subassembly 3, drives gage block 2 and slides down, leans on the plane on calibration piece 5 to gauge head 22, screws up locking screw 4, locks gage block 2 position, presses zero button 32, returns to zero to digit on display 33, and the zero calibration is accomplished.
In fig. 8, the utility model discloses during operation, in earlier inserting locating lever 14 downthehole, with two horizontal support 12 of tip subsides part drill way planes under base 1, remove whole 14 left sides wedge portions of locating lever and the laminating of downthehole wall, press down horizontal support 12, promote digital display movable grid subassembly 3, drive gage block 2 and slide downwards, lean on upper drill way chamfer root to gauge head 22, screw up locking screw 4, lock gage block 2 position, at this moment, show that the figure is drill way chamfer degree of depth on the display screen 33 of digital display movable grid subassembly 3; the detection is realized by positioning the intersection point of the chamfer and the straight edge, the intersection point is not influenced by the deviation of the angle of the chamfer, and meanwhile, the included angle of the detection head of the detection tool is small angle alpha, so that all chamfers with angles larger than alpha can be detected; the detection head is not required to be specially customized according to the size of the chamfer angle.
Claims (10)
1. The utility model provides a utensil is examined to chamfer degree of depth which characterized in that: the base (1) comprises a base body (11) and a sliding groove (13) positioned on the base body (11), the lower end of the sliding groove (13) is flush with the lower plane of the base body (11), a vertical positioning rod (14) is further arranged at the lower end of the base body (11), the left side surface of the positioning rod (14) is flush with the right side wall of the sliding groove (13), and the rear plane of the positioning rod (14) is flush with the bottom surface of the sliding groove (13);
the measuring block (2) is connected in the sliding groove (13) in a sliding mode, the measuring block (2) comprises a measuring block body (21) and a measuring head (22) arranged at the lower end of the measuring block body (21) and used for detecting the chamfering depth, the right side face of the measuring head (22) is flush with the right side wall of the sliding groove (13), the bottom face of the measuring head is flush with the bottom face of the sliding groove (13), the left side face of the measuring head is an inclined face, the right side face, the bottom face and the inclined face of the measuring head (22) are intersected downwards to form a point, and the;
the measuring block body (21) is fixedly connected with a digital display moving grid assembly (3) used for detecting the displacement of the measuring block (2) and displaying a detection result, a threaded through hole is formed in the digital display moving grid assembly (3), and a locking screw (4) is arranged in the threaded through hole, the top of the locking screw abuts against the base (1) to limit the digital display moving grid assembly (3) and the measuring block (2) to vertically move on the base (1).
2. The chamfer depth gauge according to claim 1, wherein: two horizontal supports (12) are arranged at the lower end of the base body (11), the two horizontal supports (12) are respectively arranged at the left end and the right end of the base body (11), and the lower bottom surface of each horizontal support (12) is parallel to the lower bottom surface of the base body (11).
3. The chamfer depth gauge according to claim 1, wherein: the upper end of the sliding groove (13) is flush with the upper plane of the base body (11).
4. The chamfer depth gauge according to claim 1, wherein: the measuring head (22) is in a triangular prism structure.
5. The chamfer depth gauge according to claim 1, wherein: the left side surface of the positioning rod (14) is wedge-shaped, and a groove is formed in the upper end of the wedge-shaped.
6. The chamfer depth gauge according to claim 1, wherein: and the included angle alpha between the bevel edge of the left side surface of the measuring head (22) and the vertical direction is smaller than the minimum chamfer angle of the detected chamfer.
7. The chamfer depth gauge according to claim 1, wherein: the length of the measuring block (2) is smaller than that of the sliding groove (13), and the measuring block (2) is in clearance fit with the sliding groove (13).
8. The chamfer depth gauge according to claim 1, wherein: the measuring block is characterized in that more than two threaded holes (23) are formed in the measuring block body (21), more than two screw mounting holes are formed in the digital display moving grid assembly (3), the screw mounting holes correspond to the threaded holes (23) one to one, and the digital display moving grid assembly (3) is fixedly connected with the measuring block body (21) through screws.
9. The chamfer depth gauge according to claim 1, wherein: the digital display moving grid assembly (3) is in clearance fit with the outer wall of the base body (11), and the threaded through hole is formed in one side edge of the digital display moving grid assembly (3).
10. The chamfer depth gauge according to claim 1, wherein: the zero-calibration chamfer depth gauge further comprises a calibration block (5) used for calibrating the zero-calibration chamfer depth gauge, and the calibration block (5) is of a rectangular block structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922372235.4U CN211668471U (en) | 2019-12-26 | 2019-12-26 | Utensil is examined to chamfer degree of depth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922372235.4U CN211668471U (en) | 2019-12-26 | 2019-12-26 | Utensil is examined to chamfer degree of depth |
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| Publication Number | Publication Date |
|---|---|
| CN211668471U true CN211668471U (en) | 2020-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922372235.4U Active CN211668471U (en) | 2019-12-26 | 2019-12-26 | Utensil is examined to chamfer degree of depth |
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| CN (1) | CN211668471U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114791250A (en) * | 2021-01-25 | 2022-07-26 | 北京福田康明斯发动机有限公司 | Utensil is examined in downthehole chamfer height measurement |
-
2019
- 2019-12-26 CN CN201922372235.4U patent/CN211668471U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114791250A (en) * | 2021-01-25 | 2022-07-26 | 北京福田康明斯发动机有限公司 | Utensil is examined in downthehole chamfer height measurement |
| CN114791250B (en) * | 2021-01-25 | 2024-01-19 | 北京福田康明斯发动机有限公司 | Hole inner chamfer height measurement gauge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A chamfer depth gauge Effective date of registration: 20220623 Granted publication date: 20201013 Pledgee: Bank of China Limited Xiangyang Branch Pledgor: XINXING HEAVY INDUSTRY HUBEI 3611 MECHANICAL Co.,Ltd. Registration number: Y2022980008672 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230926 Granted publication date: 20201013 Pledgee: Bank of China Limited Xiangyang Branch Pledgor: XINXING HEAVY INDUSTRY HUBEI 3611 MECHANICAL Co.,Ltd. Registration number: Y2022980008672 |