CN208026447U - A kind of bunk beds Mechanics Performance Testing equipment - Google Patents
A kind of bunk beds Mechanics Performance Testing equipment Download PDFInfo
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- CN208026447U CN208026447U CN201720894860.3U CN201720894860U CN208026447U CN 208026447 U CN208026447 U CN 208026447U CN 201720894860 U CN201720894860 U CN 201720894860U CN 208026447 U CN208026447 U CN 208026447U
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Abstract
A kind of bunk beds Mechanics Performance Testing equipment of the utility model, including pedestal, supporting rack, the first carriage, the second carriage, third carriage, the first test device, the second test device and several third test devices；Support frame as described above is fixed on the pedestal, in tetragonal body structure, including the column being vertically arranged and horizontally disposed crossbeam, the crossbeam includes the long side of the short side and the setting of two faces of two face settings, and first carriage is set in the long side；Second carriage is set on first carriage；The third carriage is set on second carriage；First test device is set in the third carriage close to one end of the pedestal；Second test device is set on the pedestal；The third test device is set to the surrounding of support frame as described above.A kind of bunk beds Mechanics Performance Testing equipment of the utility model is easy to use, and good test effect.
Description
Technical field
The utility model is related to furniture technical field of measurement and test, especially a kind of bunk beds Mechanics Performance Testing equipment.
Background technology
What is used in current most of armies, school, staff quarters is all the high sunken bed of up-down structure, this bunk beds energy
It is enough greatly to save floor space, it is interior in a limited space, more people are accommodated, even many families there are multiple children
Bunk beds can be selected as the bed of child.However since the safety test standard of bunk beds just came into effect in 2010, institute
With there is no the test equipments specifically for bunk beds on the market, come simply by furniture mechanics properties testing comprehensive test machine thick
Slightly detect a part of standard of bunk beds, can not complete detection go out the mechanical properties of bunk beds.
Utility model content
In view of the technical problem present in background technology, the shortcomings that the purpose of the utility model is to overcome the prior arts,
A kind of bunk beds Mechanics Performance Testing equipment easy to use, good test effect is provided.
In order to solve the above technical problems, the utility model uses following technical measures：
A kind of bunk beds Mechanics Performance Testing equipment, including pedestal, supporting rack, the first carriage, the second carriage,
Third carriage, the first test device, the second test device and several third test devices；Support frame as described above is fixed on described
It is in tetragonal body structure, including the column being vertically arranged and horizontally disposed crossbeam on pedestal, the crossbeam includes two
The long side of the first short side and the setting of two faces of face setting, first carriage are set in the long side；It is described
Second carriage is set on first carriage；The third carriage is set to second carriage
On；First test device is set to the third carriage close to one end of the pedestal；First test device
The first cylinder, connector sleeve and the first test hammer, the connector sleeve side including setting gradually from top to bottom are provided with rectangular through-hole,
Cross section on making the connector sleeve vertically is in Back Word shape；It is disposed with from top to bottom in the rectangular through-hole
It is attracted plate, electromagnet and lower actuation plate, the piston rod of first cylinder passes through the upper end of the connector sleeve and the upper actuation
Plate is fixedly connected, and the lower plate that is attracted passes through the lower end of the connector sleeve to be fixedly connected with the first test hammer；Described second
Test device is set on the pedestal, the upper bed column intensity for detecting bunk beds；The third test device setting
In the surrounding of support frame as described above the durability of double-deck bed frame and fastener is detected for applying thrust to bunk beds side.
As further improved, described in the first test hammer includes test bench, the first cushion and several are connected to
Head rod between test bench and first cushion is socketed with and the head rod phase on the head rod
The spring of adaptation, for reducing the vibration caused by first test device in shock-testing.
As further improved, second test device includes the first sliding rail, the first pillar and the second test cell；
First sliding rail is set to along the long side direction on the pedestal, first pillar by first sliding rail with it is described
Pedestal is slidably connected；Second test cell is set on first pillar, including the second connecting rod and the second test hammer,
The second test hammer is set in second connecting rod；The second test hammer includes the second cylinder and the second cushion, institute
It states the second cylinder to be vertically upward arranged, second cushion is fixedly connected with the piston rod of second cylinder, described
The first guide rod is provided on second cylinder, the direction of motion for fixing second cylinder.
As further improved, the third test device includes the second pillar and third test cell；Described second
Pillar is set on the pedestal, and the third test cell is set on second pillar, including third cylinder and third
Test hammer, the third cylinder are arranged towards support frame as described above, and the third test hammer passes through tumbler and the third cylinder
Piston rod be connected, third test hammer is equipped with pressure sensor.
As further improved, the third test device quantity is 4, and two third test devices are symmetrically set
It is placed in by the long side, and the distance of the short side apart from side is 50mm；Third test device described in another two is symmetrically disposed on
By the short side, and the distance of the long side apart from side is 50mm.
Compared with prior art, the utility model has the following advantages：
1, using the first carriage, the second carriage in a kind of bunk beds Mechanics Performance Testing equipment of the utility model
The position that the first test device is carried out with third carriage is adjusted, and can be realized that the three-dimensional of the first test device is adjusted, be used
When can adapt to different appearances and different size of bunk beds, it is easy to use.
2, the structure design that the first test device is used in a kind of bunk beds Mechanics Performance Testing equipment of the utility model,
After applying constant pressure test, it can carry out impact force test under conditions of need not move entire first test device, make
It is simple in structure with convenience.
Description of the drawings
Attached drawing 1 is a kind of structural schematic diagram of bunk beds Mechanics Performance Testing equipment of the utility model.
Attached drawing 2 is a kind of structure schematic top plan view of bunk beds Mechanics Performance Testing equipment of the utility model.
Attached drawing 3 is a kind of first carriage of bunk beds Mechanics Performance Testing equipment of the utility model, the second sliding dress
Set the assembling schematic diagram with third carriage.
Attached drawing 4 is a kind of the first test device structural schematic diagram of bunk beds Mechanics Performance Testing equipment of the utility model.
Attached drawing 5 is a kind of the second test device structural schematic diagram of bunk beds Mechanics Performance Testing equipment of the utility model.
Attached drawing 6 is a kind of third test device structural schematic diagram of bunk beds Mechanics Performance Testing equipment of the utility model.
Specific implementation mode
To keep the purpose, technical scheme and advantage of the utility model embodiment clearer, below in conjunction with this practicality
The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows
So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.Based on this practicality
Embodiment in novel, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.Therefore, the implementation to the utility model provided in the accompanying drawings below
The detailed description of mode is not intended to limit claimed the scope of the utility model, but is merely representative of the utility model
Selected embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative labor
The every other embodiment obtained under the premise of dynamic, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship of the instructions such as term "upper", "lower"
To be based on the orientation or positional relationship shown in the drawings, it is merely for convenience of describing the present invention and simplifying the description, without referring to
Show or imply that signified equipment or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot manage
Solution is limitations of the present invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；Can be
Mechanical connection can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary two
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
The utility model is described in further detail with specific implementation mode below in conjunction with the accompanying drawings：
Please refer to Fig.1-3, in embodiment, a kind of bunk beds Mechanics Performance Testing equipment, including pedestal 100, supporting rack
200, the first carriage 300, the second carriage 400, third carriage 500, the test of the first test device 600, second
Device 700 and several third test devices 800；Support frame as described above 200 is fixed on the pedestal 100, is in tetragonal body structure, packet
Include the column being vertically arranged and horizontally disposed crossbeam, the crossbeam include two faces settings short side and two just
To the long side of setting, first carriage 300 is set in the long side；First carriage 300 includes first
Driving motor 310 and the first lead screw 320, first driving motor, 310 minimal torque TminMeet：Tmin≥Tf+TA
In formula：TfTo overcome the required torque of frictional force；TARequired torque when to accelerate.
The TfMeet：
In formula：M is load weight；G is acceleration of gravity；μ is friction coefficient；PBFor the helical pitch of first lead screw；η is
Mechanical efficiency.
The TAMeet：
In formula：JBFor the load inertia of first lead screw；α is the angular acceleration of first lead screw.By calculating
Go out, it is 0.32Nm~47.74Nm to select the torque range of first driving motor 310, velocity interval 1000r/min~
3000r/min.First driving motor can preferably drive the first carriage 300.
Be fixedly installed movable plate 330 in first bearing on first lead screw 320,330 length of the movable plate from
Side long side extends to other side long side, and for being arranged second carriage 400, long side is provided with mutually described in both sides
The second parallel sliding rail 340, second sliding rail 340 pass through sliding block compatible with second sliding rail 340 and the movement
Plate 330 connects.
330 middle part of the movable plate is provided with rectangular through-hole so that the whole movable plate 330 is in Back Word shape, the movement
Short side direction described in 330 upper edge of plate is provided with second carriage 400, and second carriage 400 includes the second drive
410 and second lead screw 420 of motor is moved, the second bearing on second lead screw 420 is fixedly connected with fixed plate 430, for putting
Set the third carriage 500；The fixed plate 430 extends to the other side from 400 side of the second carriage, institute
It states the side far from second carriage 400 on movable plate 330 and is provided with parallel with second lead screw 420 the
Three sliding rails 331, the third sliding rail 331 are connected by sliding block compatible with the third sliding rail 331 and the fixed plate 430
It connects.The third carriage 500 is set in the fixed plate 430, and the third carriage 500 includes turbine lift
With third lead screw；
Referring to FIG. 4, in embodiment, first test device 600 is set to the third carriage 500 close to institute
State one end of pedestal 100；First test device 600 includes the first cylinder 610, the connector sleeve set gradually from top to bottom
620 and first test hammer 630, and 620 side of the connector sleeve is provided with rectangular through-hole so that the connector sleeve 620 is vertically
On cross section be in Back Word shape；In the rectangular through-hole from top to bottom be disposed be attracted plate 621, electromagnet 622 and under
It is attracted plate 623, the piston rod of first cylinder 610 passes through the upper end of the connector sleeve 620 to be fixed with the upper actuation plate 621
Connection, the lower plate 623 that is attracted pass through the lower end of the connector sleeve 620 to be fixedly connected with the first test hammer 630.
It is described first test hammer 630 include test bench 631, the first cushion 633 and several be connected to the test bench 631
Head rod 632 between first cushion 633 is socketed on the head rod 632 and is connect with described first
632 compatible spring 634 of bar, for reducing the vibration caused by first test device in shock-testing.The bullet
The specified coefficient of elasticity of spring 634 is (5.9 ± 1) N/mm, and the compression total amount of the spring 634 is no less than 60mm；The spring
634 initial compression force is (1040 ± 5) N.By selecting the spring 634, in shock-testing, the energy of the spring 634
Enough play best cushioning effect.
First test device 600 first controls the third carriage 500 and drives described when being tested
One test device 600 moves downward, to bunk beds upper layer bed surface apply predefined size load force carry out constant pressure test, into
When row impact force is tested, the electromagnet 622 is powered, and the upper actuation plate 621 is attracted with the lower actuation plate 623, institute
Stating the first cylinder 610 control piston rod drives the first test hammer 630 to rise, after the height for reaching requirement, the electromagnetism
622 dead electricity of iron, the upper actuation plate 621 are detached with the lower actuation plate 623, and the first test hammer 630 does freely falling body
Movement, impacts bunk beds upper bed bed surface center.
Referring to FIG. 5, in embodiment, second test device 700 is set on the pedestal 100, double for detecting
The upper bed column intensity of layer bed；Second test device 700 includes the first sliding rail 710, the test of the first pillar 720 and second
Unit 730；First sliding rail 710 is set to along the long side direction on the pedestal 100, and first pillar 720 passes through
First sliding rail 710 is slidably connected with the pedestal 710；Second test cell 730 is set to first pillar
On 720, including the second connecting rod 731 and second test hammer, the second test hammer are set in second connecting rod 731；
The second test hammer includes the second cylinder 734 and the second cushion 732, and second cylinder 734 is vertically arranged upward,
Second cushion 732 is fixedly connected with the piston rod of second cylinder 734, and first is provided on second cylinder 734
Guide rod 733, the direction of motion for fixing second cylinder 734 avoid in the case of multiple test, second cylinder
734 piston rod direction shifts, and causes the inaccuracy of testing result.
Referring to FIG. 6, in embodiment, the third test device 800 includes the second pillar 810 and third test cell
820；Second pillar 810 is set on the pedestal 100, and the third test cell 820 is set to second pillar
On 810, including third cylinder 821 and third test hammer 823, the third cylinder 821 is arranged towards support frame as described above 200, institute
It states third test hammer 823 by tumbler 824 to be connected with the piston rod of the third cylinder 821, the third cylinder 821
On be provided with the second guide rod 822, the direction of motion for fixing the third cylinder 821.The third test hammer 823 is equipped with
Pressure sensor 825.The measurement range of the pressure sensor 825 can arbitrarily be set in 0-250kg or 0-500kg, its point
Resolution is 1/10000, and the dynamometry precision of the pressure sensor 825 is ± 1% in a static condition, the pressure sensor
825 dynamometry precision is in a dynamic condition 0-5% (dynamic), and pressure feedback when detection can be made more accurate.
800 quantity of third test device is 4, and two third test devices 800 are symmetrically disposed on the length
By side, and the distance of the short side apart from side is 50mm；Third test device 800 described in another two is symmetrically disposed on the short side
Side, and the distance of the long side apart from side is 50mm.
Two kinds of test methods, one may be selected in test in the third test device 800：Described first is first controlled to survey
600 load forces for applying predefined size to bunk beds upper layer bed surface center are set in trial assembly, then the third test device 800
Apply the load force of predefined size to the bunk beds in turn.Secondly：First test device 600 is first controlled on bunk beds
Layer bed surface center applies the load force of predefined size, the third test device 800 being then set to by the long side
Apply the load force of predefined size to the bunk beds in turn with the third test device 800 being set to by the short side.
By the test method, the durability of the double-deck bed frame and fastener more preferably can be more fully detected, makes testing result more
It is accurate to add.
By the asymmetry setting of the third test device 800, the flimsy position of bunk beds can be detected, not only
Preferably test effect can be reached also can make assembly quicker, not need in the assembling process of bunk beds to be detected
Adjust the position of the third test device 800.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent substitution, improvement and etc. done should be included in the utility model
Within the scope of protection.
Claims (5)
1. a kind of bunk beds Mechanics Performance Testing equipment, it is characterised in that：Including pedestal, supporting rack, the first carriage, second
Carriage, third carriage, the first test device, the second test device and several third test devices；Support frame as described above
It is fixed on the pedestal, is in tetragonal body structure, including the column being vertically arranged and horizontally disposed crossbeam, the cross
Beam includes the long side of the short side and the setting of two faces of two face settings, and first carriage is set to the long side
On；Second carriage is set on first carriage；The third carriage is set to described second and slides
On dynamic device；First test device is set to the third carriage close to one end of the pedestal；Described first surveys
The first cylinder, connector sleeve and the first test hammer including setting gradually from top to bottom are set in trial assembly, and the connector sleeve side is provided with square
Shape through-hole so that the connector sleeve vertically on cross section be in Back Word shape；In the rectangular through-hole from top to bottom successively
It is provided with and is attracted plate, electromagnet and lower actuation plate, the piston rod of first cylinder passes through upper end and the institute of the connector sleeve
It states actuation plate to be fixedly connected, the lower plate that is attracted passes through the lower end of the connector sleeve and the first test hammer to be fixedly connected；
Second test device is set on the pedestal, the upper bed column intensity for detecting bunk beds；The third test
Device is set to the surrounding of support frame as described above, for applying thrust to bunk beds side, detects the double-deck bed frame and fastener
Durability.
2. test equipment according to claim 1, which is characterized in that the first test hammer includes test bench, first soft
It pads and several is connected to the head rod between the test bench and first cushion, be socketed on the head rod
There is spring compatible with the head rod, shakes caused by first test device in shock-testing for reducing
It is dynamic.
3. test equipment according to claim 1, which is characterized in that second test device includes the first sliding rail, the
One pillar and the second test cell；First sliding rail is set to along the long side direction on the pedestal, first pillar
It is slidably connected with the pedestal by first sliding rail；Second test cell is set on first pillar, including
Second connecting rod and the second test hammer, the second test hammer are set in second connecting rod；The second test hammer packet
The second cylinder and the second cushion are included, second cylinder is vertically arranged upward, second cushion and second gas
The piston rod of cylinder is fixedly connected, and the first guide rod is provided on second cylinder, the movement side for fixing second cylinder
To.
4. test equipment according to claim 1, which is characterized in that the third test device includes the second pillar and the
Three test cells；Second pillar is set on the pedestal, and the third test cell is set on second pillar,
Including third cylinder and third test hammer, the third cylinder is arranged towards support frame as described above, and the third test hammer is by turning
It is connected to part with the piston rod of the third cylinder, the third test hammer is equipped with pressure sensor.
5. test equipment according to claim 4, which is characterized in that the third test device quantity is 4, two institutes
It states third test device to be symmetrically disposed on by the long side, and the distance of the short side apart from side is 50mm；Described in another two
Three test devices are symmetrically disposed on by the short side, and the distance of the long side apart from side is 50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720894860.3U CN208026447U (en) | 2017-07-21 | 2017-07-21 | A kind of bunk beds Mechanics Performance Testing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720894860.3U CN208026447U (en) | 2017-07-21 | 2017-07-21 | A kind of bunk beds Mechanics Performance Testing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208026447U true CN208026447U (en) | 2018-10-30 |
Family
ID=63897499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720894860.3U Expired - Fee Related CN208026447U (en) | 2017-07-21 | 2017-07-21 | A kind of bunk beds Mechanics Performance Testing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208026447U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107290120A (en) * | 2017-07-21 | 2017-10-24 | 厦门理工学院 | A kind of bunk beds Mechanics Performance Testing equipment |
-
2017
- 2017-07-21 CN CN201720894860.3U patent/CN208026447U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107290120A (en) * | 2017-07-21 | 2017-10-24 | 厦门理工学院 | A kind of bunk beds Mechanics Performance Testing equipment |
| CN107290120B (en) * | 2017-07-21 | 2023-12-12 | 厦门理工学院 | Double-deck bed mechanical properties test equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181030 Termination date: 20200721 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |