CN110243585A - A kind of the smoothness test device and its method of sliding door - Google Patents
A kind of the smoothness test device and its method of sliding door Download PDFInfo
- Publication number
- CN110243585A CN110243585A CN201910614494.5A CN201910614494A CN110243585A CN 110243585 A CN110243585 A CN 110243585A CN 201910614494 A CN201910614494 A CN 201910614494A CN 110243585 A CN110243585 A CN 110243585A
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- door
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- sliding door
- sliding
- connecting portion
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- 238000012360 testing method Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title abstract description 15
- 230000001133 acceleration Effects 0.000 claims description 8
- 238000010998 test method Methods 0.000 claims description 8
- 230000013011 mating Effects 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 claims description 5
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 4
- 230000005622 photoelectricity Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- Wing Frames And Configurations (AREA)
Abstract
The present invention provides the smoothness test devices and its method of a kind of sliding door, including the first photoelectric door, the second photoelectric door set gradually along sliding door glide direction, and the baffle being fixed on the sliding door;The baffle slides with the sliding door and passes sequentially through first photoelectric door, the second photoelectric door.Reduction test error can be realized using the technical program, to obtain high-precision test result.
Description
Technical field
The present invention relates to the smoothness test device of sliding door smoothness testing field, in particular to a kind of sliding door and its
Method.
Background technique
It is the important channel for grasping its properties of product to its test for carrying out smoothness in the production process of sliding door,
The method for testing its smoothness in the prior art usually needs to test by transmission mechanism;It specifically needs to slide by rope, calmly
For wheel to test, rope can make surveyed smoothness less than normal with frictional resistance existing for fixed pulley;In addition, being applied during the test
The distance that the time of external force or experiment generate needs manual measurement, and relative error is big, leads to surveyed smoothness data inaccuracy;?
Apply and be unable to ensure in exogenic processes fully horizontally, keeps surveyed smoothness less than normal.
Summary of the invention
The purpose of the present invention is to provide the smoothness test devices and its method of a kind of sliding door, reduce test error,
To obtain high-precision test result.
In order to solve the above-mentioned technical problems, the present invention provides a kind of smoothness test devices of sliding door, including along cunning
The first photoelectric door, the second photoelectric door that dynamic door glide direction is set gradually, and the baffle being fixed on the sliding door;It is described
Baffle slides with the sliding door and passes sequentially through first photoelectric door, the second photoelectric door.
In a preferred embodiment, first photoelectric door and the second photoelectric door are set on a cross bar, the cross bar
Length direction it is parallel with the glide direction of the sliding door;The cross bar is fixed on the door beam of the sliding door.
In a preferred embodiment, the cross bar is fixedly connected with a hook, described to hang on the door beam.
In a preferred embodiment, the hook, which specifically includes, is parallel to each other and is set to the first of the two sides Men Liang
Interconnecting piece and second connecting portion;The first connecting portion is for fixing first photoelectric door and the second photoelectric door;Described second
Interconnecting piece is bonded the door beam setting, and a limiting section is extended in the end of the second connecting portion, for existing with the door beam
It is mutually limited on vertical direction;There is certain distance between the first connecting portion and the door beam.
In a preferred embodiment, the connecting rod level being set between the first connecting portion and second connecting portion is pasted
The top of the door beam is closed, the second connecting portion is bonded the side of the door beam along the vertical direction;The limiting section specifically by
The end of the second connecting portion is extended to form to the direction close to the first connecting portion;The side of the door beam is along level side
To limit mating surface is provided with, the limiting section, which abuts the limit mating surface, makes the second connecting portion and the door beam perpendicular
Histogram mutually limits upwards.
In a preferred embodiment, first photoelectric door and the second photoelectric door are set to the different positions on the cross bar
When setting, first photoelectric door and the second photoelectric door are different relative to the position of the sliding door.
In a preferred embodiment, multiple fixed parts are provided on the cross bar, for fixing first photoelectric door
And second photoelectric door.
In a preferred embodiment, the baffle is fixed on the sliding door by gluing.
In a preferred embodiment, first photoelectric door and the second photoelectric door are electrically connected with a control cabinet, the control
Case processed is used to receive the electric signal that first photoelectric door and the second photoelectric door issue.
The present invention also provides a kind of smoothness test methods of sliding door, survey using the smoothness of above-mentioned sliding door
Trial assembly is set;When the sliding door is static, applies a baffle made on the sliding door enough to the sliding door and successively lead to
Cross the of short duration power of first photoelectric door and the second photoelectric door;The baffle passes sequentially through first photoelectric door and the second light
The time that electric switch blocks is respectively t1、t2, and by t1、t2It is sent to the control cabinet;Measure first photoelectric door and the second light
The distance between electric switch s measures the width d of the baffle;
Speed V when then the baffle is by first photoelectric door1=d/t1, the baffle pass through second photoelectricity
Speed V when door2=d/t2;
A is the acceleration of the baffle;I.e.SoThe sliding door does uniformly retarded motion in sliding, according to Newton's second law F=ma;So sliding door
F=μm of g=m of frictional force in sliding | a |=- ma;Wherein g is acceleration of gravity, and m is the quality of the sliding door;So
Obtain the coefficient of friction of distance of the sliding door between first photoelectric door and the second photoelectric door
Compared to the prior art, technical solution of the present invention have it is following the utility model has the advantages that
The present invention provides the smoothness test device and its method of a kind of sliding door, this method passes through test sliding door
Coefficient of friction redefines the smoothness of sliding door, by the first photoelectric door of setting and the second photoelectricity does even deceleration by sliding door
Movement obtains to obtain the acceleration that baffle moves between the first photoelectric door and the second photoelectric door, then by Newton's second law
The coefficient of friction of sliding door;This method overcomes the influence of transmission mechanism frictional resistance in original test method, overcomes original
There is the influence for the parameter inaccuracy that exerts a force in test method, overcomes sliding distance manual measurement inaccuracy in original test method
It influences, by the parameter testing of phoronomics, exports the smoothness of sliding door, overcome the influence of all terms of mechanics.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the smoothness test device of sliding door in the preferred embodiment of the present invention;
Fig. 2 is the concrete structure schematic diagram of cross bar in the preferred embodiment of the present invention;
Fig. 3 is the partial structurtes enlarged diagram of cross bar in the preferred embodiment of the present invention;
Fig. 4 is the sectional view of the smoothness test device of sliding door in the preferred embodiment of the present invention.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
A kind of smoothness test device of sliding door, referring to figs. 1 to 4, including what is set gradually along 1 glide direction of sliding door
First photoelectric door 41, the second photoelectric door 42, and the baffle 3 being fixed on the sliding door 1;The baffle 3 is with the sliding
Door 1 slides and passes sequentially through first photoelectric door 41, the second photoelectric door 42.Specifically, first photoelectric door 41 and
Two photoelectric doors 42 are set on a cross bar 5, and the length direction of the cross bar 5 is parallel with the glide direction of the sliding door 1;It is described
Cross bar 5 is fixed on the door beam 2 of the sliding door 1.The cross bar 5 is fixedly connected with the fixation of door beam 2 by the cross bar 5
One hook is realized, described to hang on the door beam 2.
With reference to Fig. 2 and 3, the hook specifically includes the first connecting portion for being parallel to each other and being set to 2 two sides of door beam
51 and second connecting portion 52;The first connecting portion 51 is for fixing first photoelectric door 41 and the second photoelectric door 42;It is described
Second connecting portion 52 is bonded the door beam 2 and is arranged, and a limiting section 521 is extended in the end of the second connecting portion 52, is used for
With the door beam 2 mutually limit in the vertical direction;There is certain distance between the first connecting portion 51 and the door beam 2,
For accommodating first photoelectric door 41 and the second photoelectric door 42.Be set to the first connecting portion 51 and second connecting portion 52 it
Between 53 horizontal abutment of connecting rod described in door beam 2 top, the second connecting portion 52 is bonded the door beam 2 along the vertical direction
Side;The limiting section 521 specifically prolongs from the end of the second connecting portion 52 to the direction close to the first connecting portion 51
It stretches to be formed;The side of the door beam 2 is horizontally disposed a limit mating surface 21, the limit mating surface 21 downward,
The limiting section 521, which abuts the limit mating surface 21, makes the second connecting portion 52 and the door beam 2 phase in the vertical direction
Mutually limit.
When first photoelectric door 41 and the second photoelectric door 42 are set to the different location on the cross bar 5, described first
Photoelectric door 41 and the second photoelectric door 42 are different relative to the position of the sliding door 1.It thus may be implemented to detect the sliding
The smoothness function of 1 different location of door.Multiple fixed parts 54 are provided on the cross bar 5, for fixing first photoelectric door
41 and second photoelectric door 42, first photoelectric door 41 and the second photoelectric door 42 are fixed on different fixed parts 54, and described first
Photoelectric door 41 and the second photoelectric door 42 are just different relative to the position of the sliding door 1.Specifically, the first photoelectric door 41 and
Screw hole is provided in two photoelectric doors 42, the fixed part 54 is also specially screw hole, first photoelectric door 41 and the second photoelectric door
42 are achieved a fixed connection with cross bar 5 by screw 7 and the cooperation of screw hole.
Specifically, the baffle 3 is fixed on the sliding door 1 by gluing.First photoelectric door 41 and second
Photoelectric door 42 is electrically connected with a control cabinet 6, and the control cabinet 6 is for receiving first photoelectric door 41 and the second photoelectric door 42 hair
Electric signal out.The control cabinet 6 further includes having a display.Specifically, first photoelectric door and the second photoelectric door be also
Including laser beam emitting head 411 and laser pickoff 412.
The method of smoothness test device introduced below using the sliding door;When the sliding door 1 is static, institute is given
It states one baffle 3 made on the sliding door 1 enough of application of sliding door 1 and passes sequentially through first photoelectric door 41 and the second photoelectricity
The of short duration power of door 42;The baffle 3 passes sequentially through the time difference that first photoelectric door 41 and the second photoelectric door 42 are blocked
For t1、t2, and by t1、t2Be sent to the control cabinet 6, display on the display;Measure first photoelectric door 41 and
The distance between two photoelectric doors 42 s, measures the width d of the baffle 3;Used here as between two photoelectric doors of tape measure away from
From using the width of baffle 3 described in vernier caliper measurement.
Speed V when then the baffle 3 is by first photoelectric door 411=d/t1, the baffle 3 pass through described second
Speed V when photoelectric door 422=d/t2;A is the acceleration of the baffle 3;I.e.SoThe sliding door 1 does uniformly retarded motion in sliding, according to ox
Pause second law F=ma;So the f=μm of g=m of frictional force of sliding door 1 in sliding | a |=- ma;Wherein g is gravity acceleration
Degree, m are the quality of the sliding door 1;So obtaining the sliding door 1 between first photoelectric door 41 and the second photoelectric door 42
Distance coefficient of frictionIt is opposite by changing the first photoelectric door 41 and the second photoelectric door 42
In the position of sliding door 1, so that it may measure sliding door 1 in the friction coefficient μ of guide rail different location, also can be obtained by sliding door
1 smoothness.
The present invention provides the smoothness test device and its method of a kind of sliding door, this method passes through test sliding door 1
Coefficient of friction redefine the smoothness of sliding door 1, done by sliding door 1 by the first photoelectric door 41 of setting and the second photoelectricity
Uniformly retarded motion obtains the acceleration that baffle 3 moves between the first photoelectric door 41 and the second photoelectric door 42, then passes through newton
Second law obtains the coefficient of friction of sliding door 1;This method overcomes transmission mechanism frictional resistance in original test method
It influences, overcomes the influence for the parameter inaccuracy that exerts a force in original test method, overcome sliding distance hand in original test method
The influence of dynamic measurement inaccuracy exports the smoothness of sliding door 1, overcomes all mechanics by the parameter testing of phoronomics
The influence of aspect.
The foregoing is only a preferred embodiment of the present invention, but the design concept of the present invention is not limited to this,
Anyone skilled in the art in the technical scope disclosed by the present invention, using this design carries out the present invention non-
Substantive change belongs to the behavior for invading the scope of the present invention.
Claims (10)
1. a kind of smoothness test device of sliding door, it is characterised in that including set gradually along sliding door glide direction first
Photoelectric door, the second photoelectric door, and the baffle being fixed on the sliding door;The baffle slides and successively with the sliding door
Pass through first photoelectric door, the second photoelectric door.
2. the smoothness test device of sliding door according to claim 1, which is characterized in that first photoelectric door and
Two photoelectric doors are set on a cross bar, and the length direction of the cross bar is parallel with the glide direction of the sliding door;The cross bar
It is fixed on the door beam of the sliding door.
3. the smoothness test device of sliding door according to claim 2, which is characterized in that the cross bar is fixedly connected with
One hook, it is described to hang on the door beam.
4. the smoothness test device of sliding door according to claim 3, which is characterized in that the hook specifically includes phase
First connecting portion and second connecting portion mutually parallel and that be set to the two sides Men Liang;Described in the first connecting portion is used to fix
First photoelectric door and the second photoelectric door;The second connecting portion is bonded the door beam setting, and the end of the second connecting portion
Extend a limiting section, for mutually limiting in the vertical direction with the Men Liang;The first connecting portion and the door beam it
Between have certain distance.
5. the smoothness test device of sliding door according to claim 4, which is characterized in that be set to first connection
The top of door beam described in connecting rod horizontal abutment between portion and second connecting portion, the second connecting portion are bonded along the vertical direction
The side of the door beam;The limiting section is specifically from the end of the second connecting portion to the direction close to the first connecting portion
It extends to form;The side of the door beam is horizontally disposed limit mating surface, and the limiting section abuts the limit cooperation
Face limits the second connecting portion mutually in the vertical direction with the Men Liang.
6. the smoothness test device of sliding door according to claim 2, it is characterised in that;First photoelectric door and
When two photoelectric doors are set to the different location on the cross bar, first photoelectric door and the second photoelectric door are relative to the sliding
The position of door is different.
7. the smoothness test device of sliding door according to claim 6, which is characterized in that be provided on the cross bar more
A fixed part, for fixing first photoelectric door and the second photoelectric door.
8. the smoothness test device of sliding door according to claim 1, which is characterized in that the baffle is solid by gluing
Due on the sliding door.
9. the smoothness test device of sliding door as claimed in any of claims 1 to 8, which is characterized in that described
First photoelectric door and the second photoelectric door are electrically connected with a control cabinet, and the control cabinet is for receiving first photoelectric door and second
The electric signal that photoelectric door issues.
10. a kind of smoothness test method of sliding door, it is characterised in that using sliding door described in the claims 9
Smoothness test device;When the sliding door is static, apply a gear made on the sliding door enough to the sliding door
Piece passes sequentially through the of short duration power of first photoelectric door and the second photoelectric door;The baffle passes sequentially through first photoelectric door
And second time for blocking of photoelectric door be respectively t1、t2, and by t1、t2It is sent to the control cabinet;Measure first photoelectric door
And second the distance between the photoelectric door s, measure the width d of the baffle;
Speed V when then the baffle is by first photoelectric door1=d/t1, when the baffle is by second photoelectric door
Speed V2=d/t2;
A is the acceleration of the baffle;I.e.SoThe sliding door does uniformly retarded motion in sliding, according to Newton's second law F=ma;So sliding
The f=μm of g=m of frictional force of door in sliding | a |=- ma;Wherein g is acceleration of gravity, and m is the quality of the sliding door;Institute
To obtain the coefficient of friction of distance of the sliding door between first photoelectric door and the second photoelectric door
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CN201910614494.5A CN110243585A (en) | 2019-07-09 | 2019-07-09 | A kind of the smoothness test device and its method of sliding door |
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CN201910614494.5A CN110243585A (en) | 2019-07-09 | 2019-07-09 | A kind of the smoothness test device and its method of sliding door |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110864891A (en) * | 2019-11-27 | 2020-03-06 | 广东工业大学 | Pulley damper testing device |
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CN110864891A (en) * | 2019-11-27 | 2020-03-06 | 广东工业大学 | Pulley damper testing device |
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