CN105300248A - Measurement device of hole depth of spring tube and application method thereof - Google Patents
Measurement device of hole depth of spring tube and application method thereof Download PDFInfo
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- CN105300248A CN105300248A CN201510702357.9A CN201510702357A CN105300248A CN 105300248 A CN105300248 A CN 105300248A CN 201510702357 A CN201510702357 A CN 201510702357A CN 105300248 A CN105300248 A CN 105300248A
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- elastic tube
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- hole depth
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Abstract
The present invention discloses a measurement device of a hole depth of a spring tube and an application method thereof. The measurement device provides a pedestal, a mandrel, a measurement loop and a height block. The mandrel is fixed on the pedestal, the measurement loop is in a sleeve shape, and the height block is cylindrical; one end of the height block is provided with an annular protruding part, and the cylindrical external diameter matches the stepped hole of the spring tube; the upper surface of the protruding part is provided with a first step part, and the external diameter of the protruding part matches the internal hole of the measurement loop; the height block is sleeved with the measurement loop, and the pedestal is disposed on a horizontal table at usage; the spring tube sleeves the mandrel, and the large-size hole of the spring tube is far away from the pedestal; the measurement loop sleeves the spring tube, and the height block is disposed in the measurement loop; and the small end surface of the height block adjoins the end surface of the large-size hole of the spring tube, it is compared whether the end surface of the spring tube is located between the first step part and the upper surface of the height block or not, and it is determined whether the hole depth L is qualified or not. The measurement device of a hole depth of a spring tube and an application method thereof have high measurement efficiency and accurate measurement, with no need for reading measurement.
Description
Technical field
The present invention relates to measurement mechanism and the using method thereof of a kind of measurement mechanism and using method thereof of part hole depth, particularly a kind of elastic tube hole depth.
Background technology
Complete spindle is very strict to total high request in manufacture process, must control within certain margin tolerance, therefore the height of various part strictly must be controlled in part process, and elastic tube (as Fig. 9) is as one of them part, vital effect is played on the impact of spindle height overall, within therefore requiring elastic tube hole depth L must being strict controlled in margin tolerance in bore hole process.
The dark L measuring method of traditional elastic tube bore hole is cross measure method (as Fig. 8), and during measurement, one only holds elastic tube and height block, and the hand-held vernier caliper reading of another is measured.Data during measurement read-out by vernier caliper are the height H sum of the dark L of elastic tube bore hole and height block, and the height H read-out data being deducted height block is the bore hole hole depth L of elastic tube.This method needs reading repeatedly in measuring process, and measuring speed is slow, wayward during measurement; And require in measuring process, to take the hand of elastic tube and height block must grip steadily, height block closely must be adjacent to the measurement end face of elastic tube macropore 51, must not tilt, otherwise easily cause reading less than normal or bigger than normal, cause measuring error.
Summary of the invention
The object of the invention is the above-mentioned weak point in order to overcome prior art, and a kind of measurement mechanism of elastic tube hole depth is provided, can intuitively according to the end face of elastic tube whether between the step and upper surface of height block, whether qualifiedly determine to determine the dark L of elastic tube bore hole, and measure without the need to reading.
Technical scheme of the present invention is: a kind of measurement mechanism of elastic tube hole depth, it comprises base, mandrel, amount circle and height block, and base is provided with hole, and one end of mandrel is connected with base holes interference, the endoporus of its outside diameter and elastic tube matches, and its outstanding substructure height is less than L; Amount circle is sleeve shaped, and the diameter of its endoporus and the cylindrical of elastic tube match, and it is highly greater than the length of elastic tube, and it is set on mandrel; Height block is cylindrical, and its one end is provided with annular protrusion, and the stepped hole of columniform external diameter and elastic tube matches, and teat upper surface is provided with first step portion, and its external diameter encloses endoporus with amount and matches, in the height block amount of being sheathed on circle.
The further technical scheme of the present invention is: it also comprises screw, and described amount circle is circumferentially with screw, and described height block cylindrical surface circumference has breach, and screw is through screw, and its end is in the breach of height block.
The further technical scheme of the present invention is: be provided with second step portion between described teat upper surface and first step portion.
The further technical scheme of the present invention is: described base is cylindrical, conical or flat shape quadrilateral.
Present invention also offers a kind of using method using this measurement mechanism, it mainly comprises the steps:
1., by base be positioned on horizontal table, the amount of taking off circle and height block;
2., elastic tube is set on mandrel, the macropore of elastic tube is away from base;
3., amount snare is located on elastic tube;
4., in the height block amount of putting into circle, the small end end face of height block is near the end face of elastic tube macropore;
5., more resilient end surfaces whether between the first step portion and upper surface of height block, judge that whether hole depth L qualified.
The present invention compared with prior art, has following features:
1, measure without the need to reading, whether can determine that whether the dark L of elastic tube bore hole qualified between the upper surface 41 and first step portion 42 of height block according to the end face of elastic tube intuitively, and do not need to be determined whether by reading at every turn qualified.
2, change elastic tube cross measure into vertical measurement, measure accurately, work efficiency is high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the embodiment of the present invention 1 using state schematic diagram;
Fig. 3 is the embodiment of the present invention 1 height block 4 schematic diagram;
Fig. 4 is the embodiment of the present invention 2 height block 4 schematic diagram;
Fig. 5 is the embodiment of the present invention 3 using state schematic diagram;
Fig. 6 is the embodiment of the present invention 3 height block 4 schematic diagram;
Fig. 7 is the embodiment of the present invention 4 height block 4 schematic diagram;
Fig. 8 is elastic tube cross measure schematic diagram;
Fig. 9 is elastic tube schematic diagram.
Reference numeral is:
1---base 2---mandrel 4---amount circle
4---height block 5---screw.
Embodiment
For the ease of the understanding of those skilled in the art, below in conjunction with embodiment and accompanying drawing, the present invention is further illustrated, and the content that embodiment is mentioned not is limitation of the invention.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.In describing the invention, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
Embodiment 1
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of measurement mechanism of elastic tube hole depth, it comprises base 1, mandrel 2, amount circle 3, height block 4 and screw 5, base 1 is ground by high-abrasive material and processes, be placed horizontally at desktop, its shape is flat shape quadrilateral (certain base 1 for cylindrical, conical, or Else Rule or irregularly shaped), which is provided with hole, one end of mandrel 2 is connected with base 1 hole interference, and the endoporus of its outside diameter and elastic tube matches, and its outstanding substructure height is less than L, plays the effect of vertically guiding when hole depth is measured, amount circle 3 is sleeve shaped, ground by high-abrasive material and process, it is circumferentially with screw 31, the diameter of its endoporus and the cylindrical of elastic tube match, and amount circle 3 diameter of bore footpath is a bit larger tham elastic tube outside diameter, elastic tube can be allowed to pass through and can put in the inner, it is highly greater than the length of elastic tube, it is set on mandrel 2 and (can not certainly be set on mandrel 2), and the height of amount circle 3 controls by grinding processing precise, within height tolerance must be strict controlled in minimum margin tolerance, height block 4 is processed by high-abrasive material mill for cylindrical, its one end is provided with annular protrusion, its cylindrical surface circumference has breach 43, the stepped hole 51 of columniform external diameter and elastic tube matches, teat upper surface 41 is provided with first step portion 42, distance during use between upper surface 41 and first step portion 42 is as the tolerance of elastic tube hole depth L, the external diameter of teat matches with amount circle 3 endoporus, in height block 4 amount of being sheathed on circle 3, screw 5 is through screw 31, its end is in the breach 43 of height block 4, such maximum height limit block 4 moves axially distance can only in breach 43 altitude range, simultaneous altitude block 4 can not the amount of skidding off circle 3, be more convenient for survey crew operation and keeping.
Using method of the present invention: during use, base 1 is positioned in horizontal table top, with plane on base 1 for measuring basis, during measurement, elastic tube is set on mandrel 2, its macropore 51 end upward, plane contact on its other end end face and base 1, mandrel 2 pairs of elastic tubes play the effect of vertically guiding, elastic tube is made stably to stand on base 1, amount circle 3 is set on elastic tube, amount circle 3 is placed on base 1, it has one end of screw 31 upward, the small end end face of height block is near the end face of elastic tube macropore 51, due to the restriction of screw 5, height block 4 can not the amount of skidding off circle 3, can move axially again simultaneously, easily carry out observing elastic tube upper surface whether between the first step portion 42 and upper surface 41 of height block 4, judge that whether hole depth L is qualified, if elastic tube upper surface is between first step portion 42 and upper surface 41, show that hole depth L meets tolerance and qualified, owing to being that measurement of comparison does not need reading to measure, the measurement efficiency of hole depth L is significantly improved, simultaneously owing to adopting vertical measurement, utilize height block 4 own wt near the end face of macropore 51, measure accurately, error is little.
Embodiment 2
As shown in Figure 1, Figure 2, Figure 4 shows, a kind of measurement mechanism of elastic tube hole depth, it comprises base 1, mandrel 2, amount circle 3, highly fast 4 and screw 5, and be provided with second step portion 44 between described height block 4 annular protrusion upper surface 41 and first step portion 42, other is identical with embodiment 1.The height block 4 of Fig. 3 is the height block that a depth tolerances requires, the height block 4 of Fig. 4 is the height block that two depth tolerances require, the hole depth L of elastic tube can be divided into two tolerance region by such measurement in same margin tolerance, hole depth L is made to be divided into less margin tolerance, more be conducive to the tolerance controlling complete spindle, by that analogy, the 3rd stage portion, the 4th stage portion etc. can be set between height block 4 annular protrusion upper surface 41 and first step portion 42.
Embodiment 3
As shown in Figure 5, Figure 6, a kind of measurement mechanism of elastic tube hole depth, it comprises base 1, mandrel 2, amount circle 3 and highly fast 4, base 1 is ground by high-abrasive material and processes, be placed horizontally at desktop, its shape is flat shape quadrilateral (certain base 1 for cylindrical, conical, or Else Rule or irregularly shaped), which is provided with hole; One end of mandrel 2 is connected with base 1 hole interference, and the endoporus of its outside diameter and elastic tube matches, and its outstanding substructure height is less than L, plays the effect of vertically guiding when hole depth is measured; Amount circle 3 is sleeve shaped, ground by high-abrasive material and process, the diameter of its endoporus and the cylindrical of elastic tube match, amount circle 3 diameter of bore footpath is a bit larger tham elastic tube outside diameter, elastic tube can be allowed to pass through and can put in the inner, it is highly greater than the length of elastic tube, and it is set on mandrel 2 and (can not certainly be set on mandrel 2), the height of amount circle 3 controls by grinding processing precise, within height tolerance must be strict controlled in minimum margin tolerance; Height block 4 is processed by high-abrasive material mill for cylindrical, its one end is provided with annular protrusion, the stepped hole 51 of columniform external diameter and elastic tube matches, teat upper surface 41 is provided with first step portion 42, distance during use between upper surface 41 and first step portion 42 is as the tolerance of elastic tube hole depth L, the external diameter of teat matches with amount circle 3 endoporus, in height block 4 amount of being sheathed on circle 3.
Using method of the present invention: during use, base 1 is positioned in horizontal table top, with plane on base 1 for measuring basis, during measurement, elastic tube is set on mandrel 2, its macropore 51 end upward, plane contact on its other end end face and base 1, mandrel 2 pairs of elastic tubes play the effect of vertically guiding, elastic tube is made stably to stand on base 1, amount circle 3 is set on elastic tube, amount circle 3 is placed on base 1, the small end end face of height block is near the end face of elastic tube macropore 51, can move axially in amount circle 3 simultaneously, easily carry out observing elastic tube upper surface whether between the first step portion 42 and upper surface 41 of height block 4, judge that whether hole depth L is qualified, if elastic tube upper surface is between first step portion 42 and upper surface 41, show that hole depth L meets tolerance and qualified, owing to being that measurement of comparison does not need reading to measure, the measurement efficiency of hole depth L is significantly improved, simultaneously owing to adopting vertical measurement, utilize height block 4 own wt near the end face of macropore 51, measure accurately, error is little.
Embodiment 4
As shown in Figure 5, Figure 7, a kind of measurement mechanism of elastic tube hole depth, it comprises base 1, mandrel 2, amount circle 3 and highly fast 4, and be provided with second step portion 44 between described height block 4 annular protrusion upper surface 41 and first step portion 42, other is identical with embodiment 3.The height block 4 of Fig. 6 is the height block that a depth tolerances requires, the height block 4 of Fig. 7 is the height block that two depth tolerances require, the hole depth L of elastic tube can be divided into two tolerance region by such measurement in same margin tolerance, hole depth L is made to be divided into less margin tolerance, more be conducive to the tolerance controlling complete spindle, by that analogy, the 3rd stage portion, the 4th stage portion etc. can be set between height block 4 annular protrusion upper surface 41 and first step portion 42.
Adopt measurement mechanism of the present invention and using method thereof, measurement efficiency is high, measures accurately, better can be applied to examination and test of products when bulk article is produced and measurement, not only may be used for elastic tube boring depth to measure, also can be used for the depth survey of similar mechanical pipe fitting drilling, bore hole hole when.
Above-described embodiment is the present invention's preferably implementation, and in addition, the present invention can also realize by alternate manner, and under the prerequisite not departing from the technical program design, any apparent replacement is all within protection scope of the present invention.
The improvements of the present invention relative to prior art are understood more easily in order to allow those of ordinary skill in the art, accompanying drawings more of the present invention and description are simplified, and for the sake of clarity, present specification is omitted some other elements, and those of ordinary skill in the art it is to be appreciated that these abridged elements also can form this content of the present invention.
Claims (5)
1. the measurement mechanism of an elastic tube hole depth, it is characterized in that: it comprises base (1), mandrel (2), amount circle (3) and height block (4), base (1) is provided with hole, one end of mandrel (2) is connected with base (1) hole interference, the endoporus of its outside diameter and elastic tube matches, and its outstanding substructure height is less than L; Amount circle (3) is sleeve shaped, and the diameter of its endoporus and the cylindrical of elastic tube match, and it is highly greater than the length of elastic tube, and it is set on mandrel (2); Height block (4) is for cylindrical, its one end is provided with annular protrusion, and the stepped hole (51) of columniform external diameter and elastic tube matches, and teat upper surface (41) is provided with first step portion (42), its external diameter encloses (3) endoporus with amount and matches, in height block (4) amount of being sheathed on circle (3).
2. the measurement mechanism of a kind of elastic tube hole depth according to claim 1, it is characterized in that: it also comprises screw (5), described amount circle (3) is circumferentially with screw (31), described height block (4) cylindrical surface circumference has breach (43), screw (5) is through screw (31), and its end is in the breach (43) of height block (4).
3. the measurement mechanism of a kind of elastic tube hole depth according to claim 1 and 2, is characterized in that: be provided with second step portion (44) between described teat upper surface (41) and first step portion (42).
4. the measurement mechanism of a kind of elastic tube hole depth according to claim 1 and 2, is characterized in that: described base (1) is cylindrical, conical or flat shape quadrilateral.
5. a using method for the measurement mechanism of a kind of elastic tube hole depth according to claim 1, it mainly comprises the steps:
1.. base (1) is positioned in horizontal table top, the amount of taking off circle (3) and height block (4);
2.. elastic tube is set on mandrel (2), and the macropore (51) of elastic tube is away from base (1);
3.. amount circle (3) is set on elastic tube;
4.. in height block (4) amount of putting into circle (3), the small end end face of height block (4) is near the end face of elastic tube macropore (51);
5.. more resilient end surfaces, whether between the first step portion (42) and upper surface (41) of height block (4), judges that whether hole depth L is qualified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510702357.9A CN105300248A (en) | 2015-10-27 | 2015-10-27 | Measurement device of hole depth of spring tube and application method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510702357.9A CN105300248A (en) | 2015-10-27 | 2015-10-27 | Measurement device of hole depth of spring tube and application method thereof |
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| CN105300248A true CN105300248A (en) | 2016-02-03 |
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| CN201510702357.9A Pending CN105300248A (en) | 2015-10-27 | 2015-10-27 | Measurement device of hole depth of spring tube and application method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107794956A (en) * | 2017-10-31 | 2018-03-13 | 中国地质大学（武汉） | A kind of dismountable scene soil fills in highly dynamic measurement apparatus and method |
| CN112284213A (en) * | 2020-10-23 | 2021-01-29 | 中国航发动力股份有限公司 | Full-size measuring device of spring and using method |
| CN112338638A (en) * | 2019-08-09 | 2021-02-09 | 杨凯 | Improved grinding process for fuel spray nozzle of automobile engine |
| CN113188409A (en) * | 2021-04-23 | 2021-07-30 | 广东鸿图武汉压铸有限公司 | Dimension detection device and dimension detection method for O-shaped groove in straight hole |
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| CN204575014U (en) * | 2015-01-14 | 2015-08-19 | 苏州市职业大学 | A kind of device for motor rockshaft fastener hole depth detection |
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| US20090313842A1 (en) * | 2008-06-18 | 2009-12-24 | Hong Fu Jin Precision Industry ( Shenzhen) Co.,Ltd | Depth checking device |
| CN102679847A (en) * | 2011-03-08 | 2012-09-19 | 新兴重工湖北三六一一机械有限公司 | Inner hole chamfer depth gauge |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107794956A (en) * | 2017-10-31 | 2018-03-13 | 中国地质大学（武汉） | A kind of dismountable scene soil fills in highly dynamic measurement apparatus and method |
| CN107794956B (en) * | 2017-10-31 | 2023-02-28 | 中国地质大学（武汉） | Detachable field soil plug height dynamic measurement device and method |
| CN112338638A (en) * | 2019-08-09 | 2021-02-09 | 杨凯 | Improved grinding process for fuel spray nozzle of automobile engine |
| CN112338638B (en) * | 2019-08-09 | 2022-05-27 | 济南凯特尔机器有限公司 | Improved grinding process for fuel spray nozzle of automobile engine |
| CN112284213A (en) * | 2020-10-23 | 2021-01-29 | 中国航发动力股份有限公司 | Full-size measuring device of spring and using method |
| CN113188409A (en) * | 2021-04-23 | 2021-07-30 | 广东鸿图武汉压铸有限公司 | Dimension detection device and dimension detection method for O-shaped groove in straight hole |
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