CN105115390B - Conveyer belt license wrapping diameter method of testing - Google Patents
Conveyer belt license wrapping diameter method of testing Download PDFInfo
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- CN105115390B CN105115390B CN201510535077.3A CN201510535077A CN105115390B CN 105115390 B CN105115390 B CN 105115390B CN 201510535077 A CN201510535077 A CN 201510535077A CN 105115390 B CN105115390 B CN 105115390B
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- 238000010998 test method Methods 0.000 title claims abstract description 13
- 238000012360 testing method Methods 0.000 claims description 10
- 230000037303 wrinkles Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 4
- 230000001131 transforming effect Effects 0.000 abstract description 3
- 238000012956 testing procedure Methods 0.000 description 7
- 230000003292 diminished effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 241000894007 species Species 0.000 description 1
Abstract
The invention belongs to rubber conveyer belt technical field, it is related to a kind of conveyer belt license wrapping diameter method of testing and device, along the sample block of one piece of strip of conveyer belt longitudinally cutting, both ends clamp respectively, the parallel face in two clamped positions, the distance at two clamped positions is equal to diameter to be measured, and whether the circular arc medial surface observed after placing half an hour or touch sample block with hand has obvious fold, and whether each hierarchy of conveyer belt, which has, is significantly separated from each other；If the conclusion is that then conveyer belt license is used in the roller that diameter is the measure diameter to "No", if the conclusion is that "Yes" does not allow then to use.The present invention can determine that the conveyer belt license wrapping diameter of specific structure, so as to more accurately judge the size of the diameter of cylinder adapted to it, accomplishes that cost performance is higher when designing or transforming conveyer, avoids waste of materials and fund.
Description
Technical field
The invention belongs to rubber conveyer belt technical field, is related to a kind of conveyer belt test method and device, and in particular to one
Kind conveyer belt license wrapping diameter method of testing.
Background technology
Rubber conveyer belt needs to surround in use each driving drum, on bend pulley, and the selection of diameter of cylinder will
According to the structure of rubber conveyer belt, it can typically be found on conveyer Selection and Design handbook, thickness, the conveyer belt bone of conveyer belt
The species of frame material correspond to great diameter of cylinder.
But the data recorded on Selection and Design handbook are typically than more conservative, it means that diameter of cylinder is typically selected all
Bigger than normal, the supporting structure parts specification of corresponding ribbon conveyer is all bigger than normal, and the cost of conveyer is higher, causes the wave of material
Take.Furthermore the not standardization completely of the structure of conveyer belt, the conveyer belt structure of each producer's design is also incomplete same, often
The conveyer belt structure that individual producer designs for different use occasions also differs, and is for some specific rubber conveyer belt
No to use on the roller of a characteristic diameter, up to the present also without a kind of suitable means of testing, this is also one
The problem of straight puzzlement conveyer belt structure engineer and conveyer design engineer, nobody is gone back till now and finds out test method.
The ribbon conveyer being had determined for the structure being used, conveyer belt are consumable accessorys, and user is ordering conveying
During band spare part, when proposing that ribbon conveyer needs to improve yield, improves belt speed etc. and require, conveyer belt needs to improve specification, that is, needs
Increase thickness and increase the size of framework material, conveyer belt structure engineer and conveyer design engineer will determine original
Whether the roller come can also use, if not changing original roller and can is ensureing normal use, then can give user
Save next extensive fund.So the problem of determining the conveyer belt license wrapping diameter of specific structure is extremely important.
The content of the invention
It is an object of the invention to improve the deficiencies in the prior art part, there is provided a kind of conveyer belt license wrapping diameter test
Method and device.
The present invention is achieved through the following technical solutions：
A kind of conveyer belt license wrapping diameter method of testing, comprises the following steps：
1) according to one diameter value to be measured of configuration settings of conveyer belt, such as 400 millimeters；
2) it is multiplied by along the sample block of one piece of strip of conveyer belt longitudinally cutting, 40 to 100 millimeters of width, length equal to diameter to be measured
π divided by 2, along with two clamping lengths, clamping length is in the range of 30 to 100 millimeters；When diameter to be measured is 400 millimeters,
Sample block length adds two clamping lengths equal to 400 x pi/2s；
3) both ends of sample block are clamped a clamping length respectively, the parallel face in two clamped positions, two are pressed from both sides
The distance for holding position is equal to diameter to be measured；When diameter to be measured is 400 millimeters, the distance is exactly 400 millimeters, sample block is curved half
Circle, half circular diameter are equal to diameter to be measured；
4) whether the circular arc medial surface observed after placing half an hour or touch sample block with hand has obvious fold, described
Obvious fold is the fold that height is more than 2 millimeters, and whether each hierarchy of conveyer belt, which has, is significantly separated from each other；If knot
By being that then conveyer belt license is used in the roller that diameter is the measure diameter to "No", if the conclusion is that "Yes" does not allow then to make
With.
If obtaining the conclusion of "No" in step 4), diameter to be measured adjustment is diminished, for example adjusted to 350 millimeters,
Repeat 2) to 4) testing procedure, if the conclusion for "No" of being got back in 4), again adjusts diameter to be measured and diminish, until obtaining
Untill the conclusion of "Yes"；If obtaining the conclusion of "Yes" in 4), diameter to be measured adjustment is become big, such as 450 millimeters, repeat
2) to 4) testing procedure, if the conclusion for "Yes" of being got back in 4), diameter to be measured is adjusted again change greatly, until obtaining "No"
Conclusion untill.The diameter to be measured that the conclusion in step 4) is "No" and numerical value minimum is finally obtained, the diameter to be measured is as defeated
The minimum license of band is sent to wrap diameter.
Diameter of cylinder is too small, and the operation to conveyer belt is unfavorable, can substantially shorten the service life of conveyer belt, and diameter is too big
, the price of roller is higher, and the supporting structure parts specification of corresponding conveyer is all bigger than normal, hence it is evident that improves making for conveyer
Valency, cause the waste of material.Roller can be divided into three classes according to using position, determine their diameter respectively：The first kind is rolled
Cylinder, belt direction change the bend pulley less than 30 degree, and the diameter of the bend pulley is equal to or slightly greater than minimum wrapping diameter；
Second class roller, belt direction change more than or equal to 30 degree of bend pulley, and the diameter of the bend pulley is equal to or slightly larger
In 1.6 times of minimum wrapping diameter；3rd class roller, i.e. driving drum, diameter are equal to or slightly greater than minimum wrapping diameter
2.56 again.The normal diameter series of roller is defined in national standard GB/T 10595, is typically taken into adjacent in normal diameter series
Larger numerical value.
Conveyer belt license wrapping diameter method of testing in accordance with the above, devises a kind of conveyer belt license wrapping diameter
Test device, including panel, fixed plate, movable gusset, strap and connecting plate；Panel is strip, have panel front and
Back side of panel, fixed plate are fixedly connected on one end of panel, and strap and fixed plate are bolted, the first end of sample
It is sandwiched between strap and fixed plate, frictionally is fixed immovable；There is long sliding hole on panel, movable gusset includes
Two orthogonal faces, it is clamping face and stationary plane respectively, stationary plane is close to panel front, and connecting plate is close to back side of panel,
Bolt is linked together stationary plane, panel and connecting plate through long sliding hole, and frictionally is fixed immovable；Clamping face with
Ambulatory splint is bolted, and the second end of sample is clipped among clamping face and ambulatory splint.
A kind of above-described conveyer belt license wrapping diameter test device also includes scale, and scale is fixedly connected in panel
Front, the location of clamping face is used to refer to, so as to know half circular diameter that sample is bent is how many.
A kind of above-described conveyer belt license wrapping diameter test device also includes supporting leg, and panel is fixedly connected with supporting leg
And it is placed on floor or on table top.
A kind of above-described conveyer belt license wrapping diameter test device is as follows using step：
(1) according to one diameter value to be measured of configuration settings of conveyer belt, such as 400 millimeters of setting；
(2) it is equal to diameter value to be measured along the sample block of one piece of strip of conveyer belt longitudinally cutting, 40 to 100 millimeters of width, length
π divided by 2 is multiplied by, along with two clamping lengths, clamping length is in the range of 30 to 100 millimeters, when diameter to be measured is 400 millimeters
When, length adds two clamping lengths equal to 400 x pi/2s；
(3) connecting bolt of movable gusset and connecting plate is unscrewed, a movable gusset of edge long sliding hole movement is while observation mark
Scale on chi, the distance of clamping face and fixed plate is set to be equal to diameter to be measured；
(4) connecting bolt of movable gusset and connecting plate is screwed, makes movable gusset fixed relative to panel；
(5) first end of sample block is placed between strap and fixed plate, and screwing connecting bolt consolidates the first end of sample block
It is fixed motionless；
(6) the second end of sample block is placed between clamping face and ambulatory splint, and screwing connecting bolt consolidates the second end of sample block
It is fixed motionless；At this moment sample block is manipulated into semicircle；
(7) whether the circular arc medial surface observed after placing half an hour or touch sample block with hand has obvious fold, described
Obvious fold be that height is more than 2 millimeters of fold, whether each hierarchy of sample block, which has, is significantly separated from each other；If knot
By being that then conveyer belt license is used in the roller that diameter is the measure diameter to "No", if the conclusion is that "Yes" does not allow then to make
With.
If obtaining the conclusion of "No" in (7), diameter to be measured adjustment is diminished, for example adjusted to 350 millimeters, is repeated
(2) to (7) testing procedure, if the conclusion for "No" of being got back in step (7), again adjusts diameter to be measured and diminishes, until
Untill obtaining the conclusion of "Yes"；If obtaining the conclusion of "Yes" in (7), diameter adjustment is become big, for example adjusted to 450 millis
Rice, (2) to (7) testing procedure is repeated, if the conclusion for "Yes" of being got back in (7), diameter to be measured is adjusted again change greatly, directly
Untill the conclusion for obtaining "No".The diameter value to be measured that the conclusion in step (7) is "No" and numerical value minimum is finally obtained, this is treated
Diameter is surveyed as the minimum license wrapping diameter of conveyer belt.
For first kind roller, i.e. belt direction changes the bend pulley, the diameter of the bend pulley etc. less than 30 degree
In or slightly larger than minimum license wrapping diameter；
For the second class roller, i.e. belt direction changes the bend pulley more than or equal to 30 degree, the bend pulley
Diameter is equal to or slightly greater than 1.6 times that minimum license wraps diameter；
For the 3rd class roller, i.e. driving drum, diameter is equal to or slightly greater than 2.56 times that minimum license wraps diameter.
The normal diameter series of roller is defined in national standard GB/T 10595, is typically taken into adjacent in normal diameter series
Larger numerical value.
Beneficial effects of the present invention：The conveyer belt license wrapping diameter of specific structure is can determine that, so as to more accurately judge
The size of the diameter of cylinder adapted to it, accomplish that cost performance is higher when designing or transforming conveyer, avoid waste of materials and money
Gold.
Brief description of the drawings
Fig. 1 is the positive three dimensional structure diagram of the embodiment of the present invention, and diameter to be measured is defined as 400 millimeters, is fitted with
Corresponding sample；
Fig. 2 is the back side three dimensional structure diagram of the embodiment of the present invention, and diameter to be measured is defined as 400 millimeters, is fitted with
Corresponding sample；
Fig. 3 is the front view of the embodiment of the present invention, and diameter to be measured is defined as 400 millimeters, is fitted with corresponding sample；
Fig. 4 is A direction views in Fig. 3；
Fig. 5 is B direction views in Fig. 3；
Fig. 6 is the three dimensional structure diagram that movable gusset 3, ambulatory splint 5 and connecting plate 9 link together；
Shown in figure：11. long sliding hole；12. back side of panel；13. panel front；2. fixed plate；3. movable gusset；31. folder
Hold face；32. stationary plane；4. strap；5. ambulatory splint；6. scale；7. sample；C. the distance at two clamped positions,
It is diameter to be measured；D. clamping length.
Embodiment
The present invention is further described with reference to the accompanying drawings and examples：
Embodiment：Referring to Fig. 1 to Fig. 6.
A kind of conveyer belt license wrapping diameter method of testing, comprises the following steps：
1) according to one diameter to be measured of configuration settings of conveyer belt, the present embodiment setting is 400 millimeters；
2) along the sample block of one piece of strip of conveyer belt longitudinally cutting, 50 mm wides are cut, length is multiplied by π divided by 2 equal to 400,
Along with two 50 millimeters of clamping lengths, i.e. 400x pi/2s+50x2=728 millimeter；
3) both ends of sample block are clamped, clamping length is 50 millimeters respectively, is clamped the parallel face in position, is clamped two
The distance at position is 400 millimeters, sample block is curved semicircle, and half circular diameter is equal to diameter to be measured；
4) whether the circular arc medial surface observed after placing half an hour or touch sample block with hand has obvious fold, described
Obvious fold is the fold that height is more than 2 millimeters, and whether each hierarchy of conveyer belt, which has, is significantly separated from each other；
If obtaining the conclusion of "No" in 4), diameter to be measured adjustment is diminished, adjusted to 350 millimeters, is repeated 2) extremely
4) testing procedure, if the conclusion for "No" of being got back in 4), again adjusts diameter to be measured and diminish, until obtaining the knot of "Yes"
By；If obtaining the conclusion of "Yes" in 4), diameter to be measured adjustment is become big, 450 millimeters is adjusted to, repeats 2) to 4) test step
Suddenly, if the conclusion for "Yes" of being got back in 4), diameter to be measured is adjusted again change greatly, until obtaining the conclusion of "No".Finally
The diameter to be measured that the conclusion in step 4) is "No" and numerical value minimum is obtained, the diameter to be measured is as the minimum license bag of conveyer belt
It is 400 millimeters in the present embodiment around diameter.
Diameter of cylinder is too small, and the operation to conveyer belt is unfavorable, can substantially shorten the service life of conveyer belt, and diameter is too big
, the cost of conveyer can be significantly improved again, roller can be divided into three classes according to using position, determine the straight of them respectively
Footpath：The first kind is belt direction is changed the bend pulley less than 30 degree, and the diameter of the bend pulley is equal to or slightly greater than most
Small license wrapping diameter, i.e., 400 millimeters, the normal diameter series of roller is defined in national standard GB/T 10595, is typically taken into
Adjacent larger numerical value in normal diameter series, just there are 400 millimeters in standard series, then first kind roller is defined as diameter
400 millimeters；Second class is belt direction is changed the bend pulley more than or equal to 30 degree, and the diameter of the bend pulley is equal to
Or slightly larger than minimum wrap diameter 1.6 times, i.e. 400x1.6=640 millimeter, 800 millimeters are selected in standard series；3rd class is
Driving drum, diameter are equal to or slightly greater than 2.56 times of minimum wrapping diameter, i.e., 1024 millimeters, 1250 are selected in standard series
Millimeter.
Conveyer belt license wrapping diameter method of testing in accordance with the above, devises a kind of conveyer belt license wrapping diameter
Test device, including panel, fixed plate 2, movable gusset 3, strap 4, scale 6, connecting plate 9 and supporting leg 8；Panel is strip
Shape, there are panel front 13 and back side of panel 12, panel is fixedly connected and is placed on floor with supporting leg 8, and fixed plate 2 is fixedly connected
In one end of panel, strap 4 and fixed plate 2 are bolted, and the first end of sample 7 is sandwiched in strap 4 and consolidated
Between fixed board 2, frictionally is fixed immovable；Have long sliding hole 11 on panel, movable gusset 3 include two it is orthogonal
Face, it is clamping face 31 and stationary plane 32 respectively, stationary plane 32 is close to panel front 13, and connecting plate 9 is close to back side of panel 12, bolt
Stationary plane 32, panel and connecting plate 9 are linked together through long sliding hole 11, frictionally is fixed immovable；Clamping face
31 are bolted with ambulatory splint 5, and the second end of sample 7 is clipped among clamping face 31 and ambulatory splint 5；Scale 6 is fixed
Panel front 13 is connected in, the location of clamping face 31 is used to refer to, so as to know that half circular diameter that sample 7 is bent is more
It is few.
It is as follows using step：
(1) according to one diameter value to be measured of configuration settings of conveyer belt, the present embodiment setting is 400 millimeters；
(2) the sample block 7 of one strip of conveyer belt longitudinally cutting, width are 50 millimeters, and length, which is equal to, needs what is be bent to
Half circular diameter is multiplied by π divided by 2, along with two clamping lengths 50, i.e. 400x pi/2s+50x2=728 millimeter；
(3) connecting bolt of movable gusset 3 and connecting plate 9 is unscrewed, moves movable gusset 3 while observing on scale 6
Scale, movable gusset 3 and the distance of fixed plate 2 is equal to diameter to be measured；
(4) connecting bolt of movable gusset 3 and connecting plate 9 is screwed, makes movable gusset 3 fixed relative to panel；
(5) first end of sample block 7 is placed between strap 4 and fixed plate 2, and screwing connecting bolt makes the first of sample block 7
Hold fixed；
(6) the second end of sample block 7 is placed between movable gusset 3 and ambulatory splint 5, and screwing connecting bolt makes the of sample block 7
Two ends are fixed；At this moment sample block 7 is manipulated into semicircle；
(7) whether the circular arc medial surface observed after placing half an hour or touch sample block 7 with hand has obvious fold, described
Obvious fold be that height is more than 2 millimeters of fold, whether each hierarchy of sample block 7, which has, is significantly separated from each other；If
Conclusion is that "No" then permit to be used in the roller of the measure diameter by the conveyer belt, if the conclusion is that "Yes" does not allow then to make
With；
If obtaining the conclusion of "No" in step (7), diameter to be measured adjustment is diminished, for example adjusted to 350 millimeters,
(2) to (7) testing procedure is repeated, if the conclusion for "No" of being got back in step (7), again adjusts diameter to be measured and diminishes,
Untill obtaining the conclusion of "Yes"；If obtaining the conclusion of "Yes" in (7), diameter adjustment is become big, for example, adjust to
450 millimeters, (2) to (7) testing procedure is repeated, if the conclusion for "Yes" of being got back in (7), diameter to be measured is adjusted change again
Greatly, untill obtaining the conclusion of "No".Finally obtain the diameter to be measured that the conclusion in step (7) is "No" and numerical value minimum
Value, for the diameter to be measured as the minimum license wrapping diameter of conveyer belt, the minimum diameter that wraps in the present embodiment is 400 millimeters.
For first kind roller, i.e. belt direction changes the bend pulley, the diameter of the bend pulley etc. less than 30 degree
In or slightly larger than minimum license wrapping diameter, i.e., 400 millimeters；The normal diameter system of roller is defined in national standard GB/T 10595
Row, typically take into larger numerical value adjacent in normal diameter series, just have 400 millimeters in normal diameter series, then and first
The diameter of class roller is defined as 400 millimeters.
For the second class roller, i.e. belt direction changes the bend pulley more than or equal to 30 degree, the bend pulley
Diameter is equal to or slightly greater than 1.6 times, i.e., 640 millimeters of minimum wrapping diameter；Adjacent larger numerical value in normal diameter series
It it is 800 millimeters, so the diameter of the second class roller is defined as 800 millimeters.
For the 3rd class roller, i.e. driving drum, diameter is equal to or slightly greater than 2.56 times of minimum wrapping diameter, i.e., and 1024
Millimeter；Adjacent larger numerical value is 1250 millimeters in normal diameter series, so the diameter of the 3rd class roller is defined as 1250
Millimeter.
The beneficial effect of the present embodiment：The license wrapping diameter of the conveyer belt of specific structure is can determine that, so as to more accurately
Judge the size of diameter of cylinder adapted to it, accomplish that cost performance is higher when designing or transforming conveyer, avoid waste money.
Claims (2)
1. a kind of conveyer belt license wrapping diameter method of testing, it is characterised in that comprise the following steps：
1) diameter value to be measured is set；
2) multiply along the sample block of one piece of strip of conveyer belt longitudinally cutting, 40 to 100 millimeters of width, length equal to diameter to be measured
With π divided by 2, along with two clamping lengths, clamping length is in the range of 30 to 100 millimeters；
3) both ends of sample block are clamped a clamping length respectively, the parallel face in two clamped positions, two clamped portions
The distance of position is equal to diameter to be measured；
4) whether the circular arc medial surface observed after placing half an hour or touch sample block with hand has pleat of the height more than 2 millimeters
Wrinkle, whether each hierarchy of conveyer belt, which has, is significantly separated from each other；If the conclusion is that then conveyer belt license is used in "No"
Diameter is the roller of diameter to be measured, if the conclusion is that "Yes" does not allow then to use；
Used test device includes panel, fixed plate, movable gusset, strap and connecting plate；Panel is strip, is had
Panel front and back side of panel, fixed plate are fixedly connected on one end of panel, and strap and fixed plate are bolted, examination
The first end of sample is sandwiched between strap and fixed plate；There is long sliding hole on panel, movable gusset is mutually perpendicular to including two
Face, be clamping face and stationary plane respectively, stationary plane is close to panel front, and connecting plate is close to back side of panel, and bolt is slided through long
Hole is linked together stationary plane, panel and connecting plate；Clamping face is bolted with ambulatory splint, the second end folder of sample
Among clamping face and ambulatory splint；
The test device also includes scale, and scale is fixedly connected in the location of panel front, scale instruction clamping face.
2. conveyer belt license wrapping diameter method of testing according to claim 1, it is characterised in that the test device is also
Including supporting leg, panel is fixedly connected and is placed on floor or on table top with supporting leg.
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