CN109596034B - Depth gauge for ball pin - Google Patents
Depth gauge for ball pin Download PDFInfo
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- CN109596034B CN109596034B CN201811545710.7A CN201811545710A CN109596034B CN 109596034 B CN109596034 B CN 109596034B CN 201811545710 A CN201811545710 A CN 201811545710A CN 109596034 B CN109596034 B CN 109596034B
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- hole
- rod
- guide hole
- middle seat
- ball pin
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/18—Measuring arrangements characterised by the use of mechanical techniques for measuring depth
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
A depth gauge for a ball pin comprises a middle seat, a left gauge stand fixed on the left end face of the middle seat and a right gauge stand fixed on the right end face of the middle seat and capable of being detached from the middle seat, wherein the left end face of the middle seat is recessed rightwards along the axial direction to form a guide hole, and a through hole communicated with the guide hole is formed in the center of the right end face of the middle seat along the axial direction; a sliding block is arranged in the guide hole, the sliding block moves left and right in the guide hole in a reciprocating mode along the axial direction, a top block is arranged on the left side of the sliding block, a plum blossom rod is arranged on the right side of the sliding block, the plum blossom rod is inserted into the through hole, and the plum blossom rod moves left and right relative to the through hole along with the left and right movement of the sliding block; the top block is sleeved with a spring, the left end of the spring abuts against the left side of the sliding block, and the right end of the spring abuts against the left gauge stand; the center of the left gauge seat is provided with a left jack, a measuring rod sleeve of the dial indicator is inserted into the left jack, and the measuring rod of the dial indicator extends into the guide hole; the center of the right gauge stand is provided with a right jack, and the inner diameter of the right jack is matched with the outer diameter of the round rod of the ball pin. The invention has the advantages of high detection precision of the quincuncial hole depth of the ball pin, simple and convenient operation, low error rate and long service life.
Description
Technical Field
The invention relates to a checking fixture, in particular to a depth checking fixture for a ball pin.
Background
The increasingly competitive automotive market places new demands on the quality and cost of manufacturing automobiles. The automobile is a complex and rigorous system and consists of a plurality of parts, and the mass and the cost of the parts directly determine the overall mass and the cost of the automobile. The ball pin is one of the most important components in an automobile stabilizing system, and is a key part for ensuring the running stability, comfort and safety of an automobile.
Therefore, the precision of the ball pin is particularly important, the structure of the ball pin usually comprises a ball head and a round rod, a quincunx hole is formed in the center of the outer end of the round rod, after the production of a finished ball pin product is finished, the ball pin needs to be subjected to sampling inspection, in numerous detection items, the depth detection of the quincunx hole is included, the quincunx hole is an operation point of a wrench during the assembly of the ball pin, the existing method of the work is a mode that a plug block is matched with an oil pointer caliper, and the detection mode has the defects of complex operation, low precision, easiness in making mistakes and the like.
Disclosure of Invention
The invention aims to provide a depth gauge for a ball pin, which can improve the detection precision, facilitate the operation of workers and reduce the misoperation rate of the workers.
In order to solve the technical problems, the technical solution of the depth gauge for the ball pin is as follows:
a depth gauge for a ball pin comprises a middle seat, a left gauge stand fixed on the left end face of the middle seat and a right gauge stand fixed on the right end face of the middle seat and capable of being detached from the middle seat, wherein the left end face of the middle seat is recessed rightwards along the axial direction to form a guide hole, the guide hole is a blind hole, and a through hole communicated with the guide hole is axially arranged in the center of the right end face of the middle seat; the guide hole is internally provided with a slide block, the slide block moves left and right in the guide hole in a reciprocating manner along the axial direction, the left side of the slide block is provided with a top block, the right side of the slide block is provided with a quincunx rod, the quincunx rod is inserted into the through hole, and the quincunx rod moves left and right relative to the through hole along with the left and right movement of the slide block; the top block is sleeved with a spring, the left end of the spring abuts against the left side of the sliding block, and the right end of the spring abuts against the left gauge stand; the center of the left gauge seat is provided with a left jack, a measuring rod sleeve of the dial indicator is inserted into the left jack and is fixed relative to the left jack, the measuring rod of the dial indicator extends into the guide hole, and the end part of the measuring rod is in direct alignment with the ejector block; the center of the right gauge stand is provided with a right insertion hole, the inner diameter of the right insertion hole is matched with the outer diameter of the round rod of the ball pin, and the right insertion hole is collinear with the through hole.
A first threaded hole communicated with the guide hole is formed in the middle seat along the radial direction, and a screw rod is screwed in the first threaded hole; the first threaded hole is always in the displacement range of the slide block moving left and right.
And chamfers are arranged on the outer edges of the left side and the right side of the sliding block.
The right end face of the middle seat is provided with an annular bulge, and a cavity is formed by the inner part of the annular bulge and the right end face of the middle seat; the left end of the right gauge stand is provided with an accommodating groove, the width of the accommodating groove is equal to that of the annular bulge, and the inner wall of the accommodating groove is matched with the outer wall of the annular bulge; the inner diameter of the cavity is larger than the aperture of the right jack.
And a second threaded hole communicated with the left insertion hole is formed in the left gauge stand along the radial direction, a fastening screw is screwed in the second threaded hole, and the fastening screw abuts against the measuring rod sleeve.
One end of the left gauge stand matching with the guide hole is provided with a groove, the groove and the left jack are collinear, and the right end of the spring is positioned in the groove.
And the right gauge stand, the sliding block and the plum blossom rod are all made of white steel.
The invention can achieve the technical effects that:
compared with the prior art, the depth gauge for the ball pin has the advantages that: 1. the right gauge stand is detachable relative to the middle stand, so that the depth detection of the quincunx holes of the ball pins with different round rod diameters is used; 2. the right jack is in small clearance fit with the round rod of the ball pin, so that the measurement precision is improved; 3. due to the design of the groove, the right end of the spring can be positioned and clamped by the groove, and the spring is prevented from deviating, so that the problem of low measurement precision caused by the deviation of the spring is solved; 4. the measuring rod sleeve of the dial indicator is fixedly connected with the left gauge stand through the fastening screw, the position of the dial indicator can be adjusted at any time, and the dial indicator can be conveniently observed in any direction; 5. after the sliding block moves in place, the sliding block is propped against and fixed through the screw rod in the first screw hole, so that the situation that the sliding block rotates to cause inaccurate measurement is prevented from occurring during measurement; 6. the right gauge stand, the sliding block and the plum blossom rod are all made of white steel, so that the service life is prolonged, and the condition of excessive wear caused by frequent measurement is prevented.
Drawings
The invention is described in further detail below with reference to the following figures and detailed description:
FIG. 1 is a schematic structural view of a ball pin of the depth gauge for a ball pin of the present invention;
FIG. 2 is a schematic structural view of the depth gauge for the ball pin according to the present invention.
Detailed Description
Referring to fig. 1 and 2, the invention provides a depth gauge for a ball pin, which comprises a middle seat 1, a left gauge stand 2 fixed on the left end surface of the middle seat 1, and a right gauge stand 3 fixed on the right end surface of the middle seat 1 and capable of being detached from the middle seat 1, wherein the left end surface of the middle seat 1 is recessed rightwards along the axial direction to form a guide hole 4, the guide hole 4 is a blind hole, and a through hole 5 communicated with the guide hole 4 is axially arranged in the center of the right end surface of the middle seat 1; a sliding block 6 is arranged in the guide hole 4, the sliding block 6 axially reciprocates left and right in the guide hole 4, a top block 7 is arranged on the left side of the sliding block 6, a plum blossom rod 8 is arranged on the right side of the sliding block, the plum blossom rod 8 is inserted into the through hole 5, and the plum blossom rod 8 moves left and right relative to the through hole 5 along with the left and right movement of the sliding block 6; the top block 7 is sleeved with a spring 9, the left end of the spring 9 abuts against the left side of the sliding block 6, and the right end of the spring 9 abuts against the left gauge stand 2; the center of the left gauge stand 2 is provided with a left jack 10, a measuring rod sleeve 12 of the dial indicator 11 is inserted into the left jack 10, the measuring rod sleeve 12 is fixed relative to the left jack 10, a measuring rod 13 of the dial indicator 11 extends into the guide hole 4, and the end part of the measuring rod 13 is in direct alignment with the top block 7; the center of the right gauge stand 3 is provided with a right insertion hole 14, the inner diameter of the right insertion hole 14 is matched with the outer diameter of a round rod 16 of a ball pin 15, and the right insertion hole 14 is collinear with the through hole 5.
A first threaded hole 17 which is communicated with the guide hole 4 is formed in the middle seat 1 along the radial direction, and a screw rod (not shown in the figure) is screwed in the first threaded hole 17; the first threaded hole 17 is always in the displacement range of the slide block 6 moving left and right.
And chamfers 18 are arranged on the outer edges of the left side and the right side of the sliding block 6.
The right end face of the middle seat 1 is provided with an annular bulge 19, and a cavity 24 is formed by the inner part of the annular bulge 19 and the right end face of the middle seat 1; the left end of the right gauge stand 3 is provided with a containing groove 20, the width of the containing groove 20 is equal to the width of the annular bulge 19, and the inner wall of the containing groove 20 is matched with the outer wall of the annular bulge 19; the inner diameter of the cavity 24 is larger than the bore diameter of the right jack 14.
The left gauge stand 2 is provided with a second threaded hole 21 which is communicated with the left insertion hole 10 along the radial direction, and a fastening screw (not shown in the figure) is screwed in the second threaded hole 21 and abuts against the measuring rod sleeve 12.
One end of the left gauge stand 2 matched with the guide hole 4 is provided with a groove 22, the groove 22 and the left jack 10 are collinear, and the right end of the spring 9 is positioned in the groove 22.
The right gauge stand 3, the sliding block 6 and the plum blossom rod 8 are all made of white steel.
The use principle of the depth gauge for the ball pin of the invention is explained as follows:
the depth detection tool for the ball pin is characterized in that when measuring, firstly, a right gauge seat 3 is selected to be connected with a middle seat 1, under the action of a spring 9, the right side of a sliding block 6 is matched and attached to the right side of a guide hole 4, the distance between a plum blossom rod 8 and a right insertion hole 14 is longest, a measuring rod 13 of a dial indicator 11 is in a normal state, then, a round rod 16 of a ball pin 15 is inserted into the right insertion hole 14, a plum blossom hole 23 at the outer end of the round rod 16 is matched and sleeved on the plum blossom rod 8, the plum blossom hole 23 is integrally sleeved on the plum blossom rod 8 along with the continuous penetration of the round rod 16, the plum blossom rod 8 is pushed by the round rod 16, then the sliding block 6 moves to the left until the outer end of the round rod 16 is matched and attached to the right end surface of the middle seat 1, then a screw rod (not shown in the figure) is screwed, so that the sliding block 6 is fixed relative to the guide hole 4, at the moment, a top block 7 at the left side, finally, the dial gauge 11 is read.
Before measurement, firstly, a checking fixture needs to be calibrated to zero, specifically, a proper right gauge seat 3 is selected to be connected with a middle seat 1, one end, provided with a quincunx hole, of a standard block is inserted into a right insertion hole 14, the standard block is a ball pin with high precision and standard size, then the quincunx hole of the standard block is measured by using the depth checking fixture, when the outer end of a round rod of the standard block reaches the right end face of the middle seat 1, the dial indicator 11 is calibrated to zero, and then a ball pin product can be measured and compared to measure.
The depth gauge for the ball pin provided by the embodiment of the invention is described in detail, a specific example is applied in the description to explain the principle and the implementation mode of the invention, and the description of the embodiment is only used for helping to understand the technical scheme disclosed by the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (6)
1. The utility model provides a utensil is examined with degree of depth to ball round pin which characterized in that: the left end face of the middle seat is recessed rightwards along the axial direction to form a guide hole, the guide hole is a blind hole, and a through hole communicated with the guide hole is axially arranged in the center of the right end face of the middle seat; the guide hole is internally provided with a slide block, the slide block moves left and right in the guide hole in a reciprocating manner along the axial direction, the left side of the slide block is provided with a top block, the right side of the slide block is provided with a quincunx rod, the quincunx rod is inserted into the through hole, and the quincunx rod moves left and right relative to the through hole along with the left and right movement of the slide block; the top block is sleeved with a spring, the right end of the spring abuts against the left side of the sliding block, and the left end of the spring abuts against the left gauge stand; the center of the left gauge seat is provided with a left jack, a measuring rod sleeve of the dial indicator is inserted into the left jack and is fixed relative to the left jack, the measuring rod of the dial indicator extends into the guide hole, and the end part of the measuring rod is in direct alignment with the ejector block; the center of the right gauge stand is provided with a right insertion hole, the inner diameter of the right insertion hole is matched with the outer diameter of the round rod of the ball pin, and the right insertion hole is collinear with the through hole; the right end face of the middle seat is provided with an annular bulge, and a cavity is formed by the inner part of the annular bulge and the right end face of the middle seat; the left end of the right gauge stand is provided with an accommodating groove, the width of the accommodating groove is equal to that of the annular bulge, and the inner wall of the accommodating groove is matched with the outer wall of the annular bulge; the inner diameter of the cavity is larger than the aperture of the right jack.
2. The depth gauge for the ball pin according to claim 1, characterized in that: a first threaded hole communicated with the guide hole is formed in the middle seat along the radial direction, and a screw rod is screwed in the first threaded hole; the first threaded hole is always in the displacement range of the slide block moving left and right.
3. The depth gauge for the ball pin according to claim 1 or 2, characterized in that: and chamfers are arranged on the outer edges of the left side and the right side of the sliding block.
4. The depth gauge for the ball pin according to claim 1, characterized in that: and a second threaded hole communicated with the left insertion hole is formed in the left gauge stand along the radial direction, a fastening screw is screwed in the second threaded hole, and the fastening screw abuts against the measuring rod sleeve.
5. The depth gauge for the ball pin according to claim 1, characterized in that: one end of the left gauge stand matching with the guide hole is provided with a groove, the groove and the left jack are collinear, and the right end of the spring is positioned in the groove.
6. The depth gauge for the ball pin according to claim 1, characterized in that: and the right gauge stand, the sliding block and the plum blossom rod are all made of white steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811545710.7A CN109596034B (en) | 2018-12-18 | 2018-12-18 | Depth gauge for ball pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811545710.7A CN109596034B (en) | 2018-12-18 | 2018-12-18 | Depth gauge for ball pin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109596034A CN109596034A (en) | 2019-04-09 |
| CN109596034B true CN109596034B (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811545710.7A Active CN109596034B (en) | 2018-12-18 | 2018-12-18 | Depth gauge for ball pin |
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| Country | Link |
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| CN (1) | CN109596034B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110681978A (en) * | 2019-10-08 | 2020-01-14 | 中车长春轨道客车股份有限公司 | Friction stir welding stirring pin length measuring device |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0108366A1 (en) * | 1982-11-05 | 1984-05-16 | Sankin Kogyo Kabushiki Kaisha | Device for measuring and scraping operations in the field of restorative dentistry |
| US4936024A (en) * | 1989-10-26 | 1990-06-26 | Greenslade Joe E | Recess measuring device |
| SU1728621A1 (en) * | 1990-06-04 | 1992-04-23 | Волжское объединение по производству легковых автомобилей | Depth gage |
| CN202470976U (en) * | 2012-03-06 | 2012-10-03 | 上海纳铁福传动轴有限公司 | Measuring tool for measuring inner hole depth of three-pin-axis fork |
| CN203323678U (en) * | 2013-06-03 | 2013-12-04 | 安徽江淮汽车股份有限公司 | Zero calibration structure of hole depth detection measuring tool for fuel injection nozzle |
| CN105115399A (en) * | 2015-09-09 | 2015-12-02 | 广西玉柴机器股份有限公司 | Air cylinder body bore hole spigot depth detection tool |
| CN105423870A (en) * | 2015-12-18 | 2016-03-23 | 天津天海同步科技有限公司 | Gauge of internal conical face depth |
| CN106643409A (en) * | 2016-11-30 | 2017-05-10 | 广西玉柴机器股份有限公司 | Crankshaft thrust stopper width measuring gauge |
| CN206618358U (en) * | 2017-02-27 | 2017-11-07 | 陕西法士特汽车传动集团有限责任公司 | A kind of lock pin determines diameter height measurement cubing |
| CN108955614A (en) * | 2018-09-30 | 2018-12-07 | 广西玉柴机器股份有限公司 | A kind of cylinder cap fuel injector hole depth measuring tool |
| CN208238704U (en) * | 2018-06-08 | 2018-12-14 | 浙江春晖空调压缩机有限公司 | A kind of compressor piston central hole depth measuring cubing |
-
2018
- 2018-12-18 CN CN201811545710.7A patent/CN109596034B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0108366A1 (en) * | 1982-11-05 | 1984-05-16 | Sankin Kogyo Kabushiki Kaisha | Device for measuring and scraping operations in the field of restorative dentistry |
| US4936024A (en) * | 1989-10-26 | 1990-06-26 | Greenslade Joe E | Recess measuring device |
| SU1728621A1 (en) * | 1990-06-04 | 1992-04-23 | Волжское объединение по производству легковых автомобилей | Depth gage |
| CN202470976U (en) * | 2012-03-06 | 2012-10-03 | 上海纳铁福传动轴有限公司 | Measuring tool for measuring inner hole depth of three-pin-axis fork |
| CN203323678U (en) * | 2013-06-03 | 2013-12-04 | 安徽江淮汽车股份有限公司 | Zero calibration structure of hole depth detection measuring tool for fuel injection nozzle |
| CN105115399A (en) * | 2015-09-09 | 2015-12-02 | 广西玉柴机器股份有限公司 | Air cylinder body bore hole spigot depth detection tool |
| CN105423870A (en) * | 2015-12-18 | 2016-03-23 | 天津天海同步科技有限公司 | Gauge of internal conical face depth |
| CN106643409A (en) * | 2016-11-30 | 2017-05-10 | 广西玉柴机器股份有限公司 | Crankshaft thrust stopper width measuring gauge |
| CN206618358U (en) * | 2017-02-27 | 2017-11-07 | 陕西法士特汽车传动集团有限责任公司 | A kind of lock pin determines diameter height measurement cubing |
| CN208238704U (en) * | 2018-06-08 | 2018-12-14 | 浙江春晖空调压缩机有限公司 | A kind of compressor piston central hole depth measuring cubing |
| CN108955614A (en) * | 2018-09-30 | 2018-12-07 | 广西玉柴机器股份有限公司 | A kind of cylinder cap fuel injector hole depth measuring tool |
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| CN109596034A (en) | 2019-04-09 |
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Address after: 317600 Taizhou port industrial city, Yuhuan City, Taizhou, Zhejiang Applicant after: Zhejiang Gongjiao Machinery Co.,Ltd. Address before: 317600 Taizhou port industrial city, Yuhuan City, Taizhou, Zhejiang Applicant before: TAIZHOU GONGJIAO MACHINERY Co.,Ltd. |
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