CN105115391B - A kind of chain nest gauge and its measuring method - Google Patents
A kind of chain nest gauge and its measuring method Download PDFInfo
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- CN105115391B CN105115391B CN201510633110.6A CN201510633110A CN105115391B CN 105115391 B CN105115391 B CN 105115391B CN 201510633110 A CN201510633110 A CN 201510633110A CN 105115391 B CN105115391 B CN 105115391B
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Abstract
The present invention relates to a kind of chain nest gauge and its measuring method, belong to technical field of measuring equipment, including measurement portion, location division and tight lock part, the measurement portion includes main scale, vertical scale and radius ruler, the main scale, radius ruler is respectively perpendicular to vertical scale, the location division includes vernier one, vernier two and vernier three, the measurement portion and location division are attached by tight lock part, the tight lock part corresponds to location division includes fastener one successively, fastener two, fastener three and fastener four, the present invention has measurement accuracy high, it is versatile, simple operation, operating efficiency is high, flexibility ratio is high, the characteristics of easily looking into directly perceived.
Description
Technical field
The invention belongs to technical field of measuring equipment, relates in particular to a kind of chain nest gauge and its measuring method.
Background technology
Scraper conveyor is the important transporting equipment of underground coal mine, and its operation principle is：Chute as coal, spoil or
The bearing piece of material etc., scraper plate, which is fixed on chain, forms scraper chain, as driving component, after head driving section starts, band
On motivation head axle sprocket wheel rotation, make scraper chain circular flow drive material moved along chute, scraper chain around chain crop rotation without
Level closed circulation operation, completes the conveying of material.Therefore, sprocket wheel is the important driving part of drag conveyor, sprocket wheel socket and
In scraper chain engagement process, huge alternate load and shock loading are born, crudy, the behaviour in service of sprocket wheel socket are direct
It is related to the normal work of conveyer.
At present, the measuring method of sprocket wheel socket uses chain nest gauge block, i.e. the chain nest for a certain model mostly, is fabricated separately
Following defect be present in a kind of gauge block, the method：Poor universality；The complex manufacturing technology of gauge block；Chain nest office can not intuitively be reflected
Whether portion position meets the size requirements；Also, the wear extent of worn chain nest can not be measured.
The content of the invention
For a variety of deficiencies of prior art, in order to solve the above problems, it is proposed that a kind of measurement accuracy is high, versatility
By force, simple operation, operating efficiency is high, flexibility ratio is high, the chain nest gauge directly perceived easily looked into and its measuring method.
To achieve the above object, the present invention provides following technical scheme：
A kind of chain nest gauge, including measurement portion, location division and tight lock part, the measurement portion include main scale, vertical scale and
Radius ruler, the main scale, radius ruler are respectively perpendicular to vertical scale, and the location division includes vernier one, vernier two and trip
Mark three, the measurement portion and location division are attached by tight lock part, and the tight lock part corresponds to location division includes fastening successively
Part one, fastener two, fastener three and fastener four.
Further, one end of the main scale is provided with vernier one, and its other end is provided with limited block, the limited block and trip
The structure of mark one is identical and is oppositely arranged.
Further, the contact surface of the vernier one, limited block and chain nest is disposed as arc structure, the arc structure
Radius is arranged to 32-37cm.
Further, the surface of vernier one is provided with the fluting matched with main scale width, and the bottom of vernier one is provided with
Fastener one, the main scale are arranged in fluting.
Further, the scale surface is provided with chute along its scale bearing of trend, and vernier is provided with the chute
Two, fastener two is additionally provided with the vernier two.
Further, the vernier one and vernier two are located at the not homonymy of main scale respectively.
Further, one end of the vertical scale is flexibly connected with vernier two, and its other end is provided through vernier three.
Further, also extended through in the vernier three and be provided with radius ruler, the end set of the radius ruler has projection.
Further, fastener three, fastening are respectively arranged with the contact surface of the vertical scale, radius ruler and vernier three
Part four.
In addition, the present invention also provides a kind of measuring method of chain nest gauge, comprise the following steps：
(1) according to the standard size of chain nest, using the center of two neighboring chain nest as origin O, using graphing method, chain is measured
The central coordinate of circle A (x, y) and radius R of circular arc to be measured on nest；
(2) main scale is placed in chain nest bottom surface, adjusts the vernier one, promote the spacing of the vernier one and limited block
Reach maximum, tighten the fastener one, record the scale value a of the main scale；
(3) x and scale value a measured according to step (1), (2), the mobile vernier two, and the b for being at main scale is carved
At degree, wherein,Tighten the fastener two；
(4) y measured according to step (1), the mobile vernier three, and be located at the c scales of vertical scale, its
In, c=y, tighten the fastener three；
(5) the radius R measured according to step (1), slides the radius ruler, promotes the vernier three to be located at radius ruler
R values at, tighten the fastener four；
(6) rotate the vertical scale, observe the raised contact situation with chain nest surface, it is both described can be abundant
During contact, illustrate that arc radius meets design standard at this, be rotated further the vertical scale, determine other positions of circular arc to be measured
Whether the radius put meets design standard；
(7) when the raised and chain nest surface has spacing, illustrate that arc radius does not meet design standard or presence at this
Abrasion, loosens the fastener four, promotes projection fully to be contacted with chain nest surface, measures the real radius at this, draw abrasion
Amount, it is convenient for later stage reparation.
The beneficial effects of the invention are as follows：
1st, the present invention sets measurement portion, location division and tight lock part, by the synergy of the three, can not only measure
Whether the specification of chain nest meets design standard, and can measure the wear extent of chain nest each position, and the reparation for chain nest provides
Data support there is the characteristics of practical.
2nd, the contact surface of heretofore described vernier one, limited block and chain nest is disposed as arc structure, strengthens the amount
Rule and the compactness of chain nest, are favorably improved measurement accuracy.
3rd, inventor according to conventional chain nest specification, sets to the radius of the arc structure, promoted in the present invention
The gauge is applied to the chain nest of different model, has the characteristics of versatile.
4th, main scale, vertical scale and radius ruler are provided with the present invention, can disposably performance predetermined bits, circle to be measured
The center of circle positioning of arc and the radius measurement of circular arc to be measured, have the characteristics of simple operation, operating efficiency is high.
5th, heretofore described vertical scale is flexibly connected with vernier two, by rotating the vertical scale, can be completed
The radius measurement of same circular arc diverse location, there is the characteristics of flexibility ratio is high.
6th, projection is provided with heretofore described radius ruler, by observing the raised spacing with chain nest surface, judged
Whether the specification of chain nest meets design standard, has the characteristics of easily looking into directly perceived.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the overall structure rearview of the present invention；
Fig. 3 is the overall structure upward view of the present invention；
Fig. 4 is the main scale structural representation of the present invention；
Fig. 5 is the operating diagram of the present invention；
Fig. 6 is the graphing method schematic diagram of the present invention.
In accompanying drawing：It is main scale 1, vernier 1, vernier 23, vernier 34, vertical scale 5, radius ruler 6, fastener 47, tight
Firmware 28, fastener 39, fastener 1, chain nest 11, vertical annular groove 12, limited block 13, projection 14, chute 15, fluting 16, arc
Shape structure 17；
Point O is the center of two neighboring chain nest 11, point A is the center of circle of circular arc to be measured, R is the radius of circular arc to be measured, a
It is that to be located at the corresponding scale value of position, c on main scale 1 be vernier 34 to vernier 23 for the spacing of vernier 1 and limited block 13, b
Corresponding scale value in position on vertical scale 5.
Embodiment
In order that those skilled in the art more fully understand technical scheme, it is right with reference to the accompanying drawing of the present invention
Technical scheme carries out clear, complete description, and based on the embodiment in the application, those of ordinary skill in the art exist
The other similar embodiments obtained on the premise of not making creative work, it should all belong to the scope of the application protection.
Embodiment one：
As shown in Figure 1, shown in Figure 5, a kind of chain nest gauge, including measurement portion, location division and tight lock part, pass through the association of the three
Same-action, whether the specification that can not only measure chain nest 11 meets design standard, and can measure each position of chain nest 11
Wear extent, data support is provided for the reparation of chain nest 11, it is practical.
The measurement portion includes main scale 1, vertical scale 5 and radius ruler 6, and the main scale 1, radius ruler 6 are respectively perpendicular
In vertical scale 5, the main scale 1 is used to whole gauge being positioned in the chain nest 11, and the vertical scale 5 is treated for positioning
The center of circle of circular arc is surveyed, the radius ruler 6 is used for the radius for measuring circular arc to be measured, can be disposably complete using the chain nest gauge
Into gauge positioning, the center of circle positioning of circular arc to be measured and the radius measurement of circular arc to be measured, there is the high spy of simple operation, operating efficiency
Point, the location division includes vernier 1, vernier 23 and vernier 34, for carrying out position positioning.
As shown in Figure 1, Figure 4 and Figure 5, one end of the main scale 1 is provided with vernier 1, and its other end is provided with limited block
13, the main scale 1 is placed in the bottom surface of chain nest 11, adjusts the vernier 1, promotes the spacing of the vernier 1 and limited block 13
Reach maximum, record the distance values a, the limited block 13 is identical with the structure of vernier 1, and it is both described be oppositely arranged,
Ensure midpoint and the center superposition of two chain nests 11 of the spacing, contribute to the center of circle of the vertical scale 5 to circular arc to be measured
Positioning.
The vernier 1, the contact surface of limited block 13 and chain nest 11 are disposed as arc structure 17, are favorably improved measurement
Precision, during using the gauge, the arcuate structure 17, which needs to reach with the surface of chain nest 11, mutually holds out against state, because
This, the diameter of the arcuate structure 11 should be more than the width of vertical annular groove 12, at present, a diameter of 48mm of circle chain of mine, with
Corresponding to the width of vertical annular groove 12 be 62mm, the radius of the arc structure 17 is arranged to 32-37cm, promotes the gauge pair
The chain nest of all size used at present has versatility.
Embodiment two：
As Figure 1-4, the measurement portion and location division are attached by tight lock part, and the tight lock part corresponds to positioning
Portion includes fastener 1, fastener 28, fastener 39 and fastener 47 successively.
The surface of vernier 1 is provided with the fluting 16 matched with the width of main scale 1, and the bottom of vernier 1 is provided with tightly
Firmware 1, the main scale 1 are arranged in fluting 16, and the vernier 1 can slide along main scale 1, and described by tightening
Fastener 1, position the relative position between the main scale 1 and vernier 1.
The surface of main scale 1 is provided with chute 15 along its scale bearing of trend, and vernier two is provided with the chute 15
3, fastener 28 is additionally provided with the vernier 23, and the vernier 23 can slide along chute 15, and described by tightening
Fastener 28, positions the relative position between the vernier 23 and main scale 1, and the vernier 1 and vernier 23 are located at main scale respectively
1 not homonymy, convenient installation and movement.
One end of the vertical scale 5 is flexibly connected with vernier 23, and its other end is provided through vernier 34, described perpendicular
It can be rotated to scale 5 around vernier 23, and it is possible to be slided with the vernier 23 along chute 15, the trip
Mark to also extend through in 34 and be provided with radius ruler 6, the end set of the radius ruler 6 has projection 14, the vertical scale 5, half
The contact surface of footpath scale 6 and vernier 34 is respectively arranged with fastener 39, fastener 47, passes through fastener 39, fastener 47
Synergy, the vertical scale 5, radius ruler 6 are connected as one, in the vertical rotation process of scale 5, drive institute
The synchronous axial system of radius ruler 6 is stated, to complete the radius measurement of same circular arc diverse location, flexibility ratio is high, described convex by observing
Play 14 can fully to contact with the surface of chain nest 11, judge that chain nest 11 with the presence or absence of abrasion, is intuitively easily looked into.
Preferably, 0 point of the scale of the main scale 1, at limited block 13,0 point of the scale of the vertical scale 5 is located at
At vernier 23,0 point of the scale of the radius ruler 6 conveniently measures work at projection 14.
Embodiment three：
As shown in figures 1 to 6, a kind of chain nest gauge comprises the following steps during specifically used：
(1) according to the standard size of chain nest 11, the center O points of two neighboring chain nest 11 are determined, and using O points as origin, are adopted
With graphing method, the central coordinate of circle A (x, y) and radius R of circular arc to be measured on measurement chain nest 11；
(2) main scale 1 is placed in the bottom surface of chain nest 11, adjusts the vernier 1, promote the vernier 1 and limited block
13 spacing reaches maximum, and ensures that the vernier 1, limited block 13 reach with the surface of chain nest 11 and mutually hold out against state, tightens
The fastener 1, overall positioning is carried out to whole gauge, the scale value a, the scale value a for reading the main scale 1 are trip
Mark the spacing of one 2 and limited block 13；
(3) x and scale value a measured according to step (1), (2), the mobile vernier 23, the b for being located at main scale 1 are carved
At angle value, wherein,Now, the vernier 23 is located on same vertical line with A points, tightens the fastener 28,
The vernier 23 and vertical scale 5 are positioned；
(4) y measured according to step (1), the mobile vernier 34, is located at the c scale values of vertical scale 5, its
In, c=y, then vernier 34 overlapped with A points, i.e., described vernier 34 is located at the circle centre position of circular arc to be measured, tightens the fastener
39, the vernier 34 is positioned；
(5) the radius R measured according to step (1), slides the radius ruler 6, promotes the vernier 34 to be located at radius mark
At the R values of chi 6, the fastener 47 is tightened, vertical scale 5, radius ruler 6 and the vernier 34 are connected as one；
(6) the vertical scale 5 is rotated, drives the radius ruler 6 to rotate, observation described raised 14 and the surface of chain nest 11
Contact situation.
Described raised 14 with the surface of chain nest 11 when fully contacting, and shows that radius meets design mark at this of circular arc to be measured
Standard, the vertical scale 5 is rotated further, whether the radius for measuring circular arc other positions to be measured meets design standard, if institute
State the arc radius of chain nest 11 everywhere and meet design standard, flute profile circular arc, the chain nest length of the chain nest 11 can be reflected
Also design standard is met.
When gap be present between described raised 14 and the surface of chain nest 11, show at this of circular arc to be measured that radius is not met and set
There is abrasion in meter standard, reflect that the flute profile circular arc of the chain nest 11, chain nest length do not meet design standard yet, now,
The fastener 47 is loosened, slides the radius ruler 6, promotes described raised 14 fully to be contacted with the surface of chain nest 11, records institute
The scale value that vernier 34 is located at radius ruler 6 is stated, this scale value is the difference of the real radius at this, the real radius and R
Value is the wear extent at this, and data support is provided for the reparation of chain nest 11.
Example IV：
As shown in figures 1 to 6, in the present embodiment, central coordinate of circle A (30,20), the radius 25mm of circular arc to be measured, by described in
Main scale 1 is placed in the bottom surface of chain nest 11, adjusts the vernier 1, promotes the spacing of the vernier 1 and limited block 13 to reach maximum,
The fastener 1 is tightened, the scale value for reading the main scale 1 is 70mm.
The mobile vernier 23, is located at the 65mm of main scale 1, tightens the fastener 28, the mobile vernier
34, it is located at the 20mm of vertical scale 5, tightens the fastener 39, slides the radius ruler 6, promote the trip
34 are marked at the 25mm of radius ruler 6, tightens the fastener 47, the vertical scale 5 is rotated, drives the radius mark
Chi 6 rotates, and finds described raised 14 can not fully to contact with the surface of chain nest 11, so as to judge circular arc to be measured this at radius not
Meet design standard, and then reflect that tooth form circular arc, chain nest length violation close design standard.
The fastener 47 is loosened, slides the radius ruler 6, promotes described raised 14 fully to be connect with the surface of chain nest 11
Touch, the vernier 4 is located at the 28mm of radius ruler 6, and the wear extent extrapolated at this is 3mm, and the reparation for chain nest 11 provides
Data are supported.
The present invention is described in detail above, described above, only the preferred embodiments of the invention, when can not
Limit the scope of the present invention, i.e., it is all to make equivalent changes and modifications according to the application scope, it all should still belong to covering scope of the present invention
It is interior.
Claims (5)
1. a kind of chain nest gauge, it is characterised in that including measurement portion, location division and tight lock part, the measurement portion includes main scale, erected
To scale and radius ruler, the main scale, radius ruler are respectively perpendicular to vertical scale, and the location division includes vernier one, trip
Mark two and vernier three, the measurement portion and location division are attached by tight lock part, and the tight lock part corresponds to location division successively
Including fastener one, fastener two, fastener three and fastener four, one end of the main scale is provided with vernier one, its other end
Limited block is provided with, the bottom of vernier one is provided with fastener one, and the scale surface is set along its scale bearing of trend
There is chute, vernier two is provided with the chute, fastener two, one end of the vertical scale are additionally provided with the vernier two
It is flexibly connected with vernier two, its other end is provided through vernier three, is also extended through in the vernier three and is provided with radius ruler, institute
Stating the end set of radius ruler has projection, and fastener three is provided with the contact surface of the vertical scale and vernier three, described
Radius ruler at the contact surface of vernier three with being provided with fastener four；
Using the measuring method of described chain nest gauge, comprise the following steps：
(1) according to the standard size of chain nest, using the center of two neighboring chain nest as origin O, using graphing method, measure on chain nest
The central coordinate of circle A (x, y) and radius R of circular arc to be measured；
(2) main scale is placed in chain nest bottom surface, adjusts the vernier one, promote the spacing of the vernier one and limited block to reach
Maximum, the fastener one is tightened, record the scale value a of the main scale；
(3) x and scale value a measured according to step (1), (2), the mobile vernier two, and it is at the b scales of main scale
Place, wherein,Tighten the fastener two；
(4) y measured according to step (1), the mobile vernier three, and be located at the c scales of vertical scale, wherein, c=
Y, tighten the fastener three；
(5) the radius R measured according to step (1), slides the radius ruler, promotes the vernier three to be located at the R of radius ruler
At value, the fastener four is tightened；
(6) the vertical scale is rotated, observes the raised contact situation with chain nest surface, the raised and chain nest surface energy
During enough fully contacts, illustrate that arc radius meets design standard at this, be rotated further the vertical scale, determine circular arc to be measured
Whether the radius of other positions meets design standard；
(7) when the raised and chain nest surface has spacing, illustrate that arc radius does not meet design standard or abrasion be present at this,
The fastener four is loosened, promotes projection fully to be contacted with chain nest surface, measures the real radius at this, draw wear extent, just
In progress later stage reparation.
A kind of 2. chain nest gauge according to claim 1, it is characterised in that：The limited block is identical with the structure of vernier one
And it is oppositely arranged.
A kind of 3. chain nest gauge according to claim 2, it is characterised in that：The vernier one, limited block and chain nest connect
Contacting surface is disposed as arc structure, and the radius of the arc structure is arranged to 32-37cm.
A kind of 4. chain nest gauge according to claim 3, it is characterised in that：The surface of vernier one is provided with wide with main scale
The fluting of matching is spent, the main scale is arranged in fluting.
A kind of 5. chain nest gauge according to claim 4, it is characterised in that：The vernier one and vernier two are respectively positioned at master
The not homonymy of chi.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510633110.6A CN105115391B (en) | 2015-09-30 | 2015-09-30 | A kind of chain nest gauge and its measuring method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510633110.6A CN105115391B (en) | 2015-09-30 | 2015-09-30 | A kind of chain nest gauge and its measuring method |
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| CN105115391B true CN105115391B (en) | 2017-12-12 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2794563C2 (en) * | 2019-01-15 | 2023-04-21 | Кейтерпиллар Инк. | Method and device for control of degree of wear of sprockets of mining conveyors |
| US11858746B2 (en) | 2019-01-15 | 2024-01-02 | Caterpillar Inc. | Method and apparatus for monitoring sprocket wear, e.g. in a mining conveyor |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107449340A (en) * | 2017-09-15 | 2017-12-08 | 李召 | Check chi for product design six views length, width and height dimensional check |
| CN108917516B (en) * | 2018-03-30 | 2020-03-27 | 武汉船用机械有限责任公司 | Chain nest inspection frock of chain wheel |
| CN110017758A (en) * | 2019-03-19 | 2019-07-16 | 江苏亚星锚链股份有限公司 | A kind of big inspection of specification D type shackle bulb angle square and its application method |
| CN110793849A (en) * | 2019-10-12 | 2020-02-14 | 中国直升机设计研究所 | Tool for measuring size of metal sample after stretching |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201463812U (en) * | 2009-07-27 | 2010-05-12 | 鹤壁天淇汽车模具有限公司 | Combined profile measuring gauge |
| CN203011331U (en) * | 2012-12-28 | 2013-06-19 | 中国神华能源股份有限公司 | Chain nest measuring device of chain wheel |
| JP5923453B2 (en) * | 2013-03-05 | 2016-05-24 | 株式会社日立ビルシステム | Sprocket wear scar measurement jig and sprocket parallelism determination method using the same |
| CN205090909U (en) * | 2015-09-30 | 2016-03-16 | 山东能源重型装备制造集团有限责任公司 | Chain nest gauge |
-
2015
- 2015-09-30 CN CN201510633110.6A patent/CN105115391B/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2794563C2 (en) * | 2019-01-15 | 2023-04-21 | Кейтерпиллар Инк. | Method and device for control of degree of wear of sprockets of mining conveyors |
| US11858746B2 (en) | 2019-01-15 | 2024-01-02 | Caterpillar Inc. | Method and apparatus for monitoring sprocket wear, e.g. in a mining conveyor |
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| CN105115391A (en) | 2015-12-02 |
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Address after: 271200 Building No. 6, B District, Taishan Science and Technology City, Tai'an High-tech Zone, Shandong Province Patentee after: Shandong Energy Heavy Equipment Manufacturing Group Co.,Ltd. Address before: 271200 Xinjian Third Road, Dongdu Town, Xintai City, Tai'an City, Shandong Province Patentee before: Shandong Energy Heavy Equipment Manufacturing Group Co.,Ltd. |