CN202024955U - Damping test device - Google Patents
Damping test device Download PDFInfo
- Publication number
- CN202024955U CN202024955U CN2011201075242U CN201120107524U CN202024955U CN 202024955 U CN202024955 U CN 202024955U CN 2011201075242 U CN2011201075242 U CN 2011201075242U CN 201120107524 U CN201120107524 U CN 201120107524U CN 202024955 U CN202024955 U CN 202024955U
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- China
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- platen
- test device
- testing machine
- damping test
- compression testing
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Abstract
The utility model discloses a damping test device, which comprises a tension and compression testing machine, a data-processing system, a shock-absorbing device, a displacement sensor which is arranged at the top of the tension and compression testing machine and a load sensor which is installed in the middle of the tension and compression testing machine. Output ends of the load sensor and the displacement sensor are respectively connected with the external data-processing system, and the tension and compression testing machine comprises a workbench and a machine frame which is vertically arranged on the workbench. The damping test device also comprises a screw rod component, a pull-up plate which is positioned at the top end of the machine frame, a movable beam and a clamp, wherein the movable beam is sleeved on the screw rod component and can move vertically along the screw rod component, and the shock-absorbing device is disposed between the pull-up plate of the tension and compression testing machine and the movable beam through the clamp. In testing, a friction pair moves relatively. The damping test device can conveniently and rapidly measure the damping of a shock-absorbing device of a washing machine and provides a mass of factual basis for follow-up tests of vibration of the washing machine.
Description
Technical field
The utility model relates to a kind of proving installation, is specifically related to a kind of damping test device.
Background technology
Washing machine is shockproof to be a vitals of washing machine with shock attenuation device, and the performance of this shock attenuation device is an important parameter that concerns the washing machine quality.So we need a kind of device, can detect the use in washing machine shock attenuation device easily.In the prior art, be not specifically designed to the proving installation of test washing machine shock attenuation device damping at present, can not provide true foundation for follow-up vibration of washing machine test.
The utility model content
The utility model provides a kind of damping test device, can measure the damping of washing machine shock attenuation device easily and efficiently, for follow-up vibration of washing machine test provides a large amount of fact foundations.
In order to achieve the above object, the utility model is achieved through the following technical solutions:
A kind of damping test device comprises tensile and compression testing machine, data handling system, shock attenuation device, is arranged on the displacement transducer at tensile and compression testing machine top and is arranged on the load sensor at tensile and compression testing machine middle part;
The output terminal of described load sensor and displacement transducer links to each other with external data processing system respectively;
Described tensile and compression testing machine comprises worktable, is vertically set on the frame on the worktable, is characterized in, this damping test device also comprises the screw mandrel parts, is horizontally set on last arm-tie, moving beam and the anchor clamps on frame top;
Described screw mandrel parts one end is vertically set on the worktable, and its other end is arranged on the arm-tie place;
Described moving beam is located on the screw mandrel parts, can move up and down along the screw mandrel parts;
Described shock attenuation device is arranged between the last arm-tie and moving beam of tensile and compression testing machine by anchor clamps.
Wherein, described screw mandrel parts comprise ball screw and some polished rods; Described ball screw and polished rod are vertically set on the worktable, and its other end is arranged on the arm-tie place.
Described shock attenuation device comprises sleeve, piston rod, is arranged on the piston and the spring of piston rod one end; Described sleeve is located on the piston rod; Described spring passes piston rod and is arranged between sleeve and the piston.
Described anchor clamps comprise platen, down platen, some pull bars and sliding sleeve; The described platen of going up is arranged on sleeve point mouth place; Described platen down is arranged on the sleeve lower end, and is fixed on the moving beam; Described pull bar connects goes up platen and following platen; Described sliding sleeve is arranged on the piston rod that exposes one section of tension and compression plate.
The described platen of going up is provided with opening, and its periphery is provided with through hole on several.
The last through hole relative position place of described platen down and last platen is provided with lower through-hole.
Described pull bar is arranged on the corresponding upper and lower through hole of upper and lower platen, platen and following platen in the connection.
A kind of damping test device of the utility model compared with prior art has the following advantages:
The utility model can utilize tensile and compression testing machine and data handling system to measure the damping force of shock attenuation device easily owing to adopt the platen up and down of anchor clamps ingenious fixing to shock attenuation device.
The utility model is pressed testing machine owing to adopt screw mandrel, can convert linear movement with rotatablely moving to, or change torque axis into axial repetitiousness acting force, has high precision, reversibility and high-efficiency characteristics simultaneously concurrently.
Description of drawings
Fig. 1 is the tensile and compression testing machine master synoptic diagram of the utility model damping test device;
Fig. 2 is the inner structure synoptic diagram of the tensile and compression testing machine of the utility model damping test device;
Fig. 3 is the structural representation of the utility model washing machine shock attenuation device;
Fig. 4 is the last platen structural representation of the utility model anchor clamps;
Fig. 5 is the following platen structural representation of the utility model anchor clamps.
Embodiment
Below in conjunction with Fig. 1 ~ Fig. 5 utility model is further elaborated, describes a preferred embodiment of the present utility model in detail.
As shown in Figure 1, a kind of damping test device, this damping test device comprise tensile and compression testing machine 1, are arranged on load sensor, the displacement transducer that is arranged on the tensile and compression testing machine top, data handling system, shock attenuation device 2 and the anchor clamps 3 at tensile and compression testing machine middle part; The screw mandrel parts 13 that tensile and compression testing machine 1 comprises worktable 11, be vertically set on frame 12 on the worktable, be made up of ball screw 131 and some polished rods 132, go up arm-tie 14 and moving beams 15, last arm-tie 14 is horizontally set on the top of frame 12, and described shock attenuation device 2 is arranged between the last arm-tie 14 and moving beam 15 of tensile and compression testing machine 1 by anchor clamps 3.Screw mandrel parts 13 1 ends are vertically set on the worktable 11, and its other end is arranged on arm-tie 14 places; Described moving beam 15 is located in screw mandrel parts 13, can move up and down along screw mandrel parts 13.Anchor clamps 3 comprise platen 31, down platen 32, some pull bars 33 and sliding sleeve 34; The described platen 31 of going up is arranged on sleeve 21 sharp mouth places; Described platen 32 down is arranged on sleeve 21 lower ends; Described pull bar 33 connects goes up platen 31 and following platen 32; Described sliding sleeve 34 utilizes on the piston rod 22 of screw retention 15 1 sections of arm-ties on exposing.
As shown in Figure 3, shock attenuation device 2 comprises sleeve 21, piston rod 22, is arranged on the piston 23 and the spring 24 of piston rod 22 1 ends; Described sleeve 21 is located on the piston rod 22; Described spring 24 passes piston rod 22 and is arranged between sleeve 21 and the piston 22.The damping of shock attenuation device 2 is the damping sum of air in friction force between damping, piston 23 and the sleeve 21 of spring 24 and the sleeve 21.
As Fig. 4, shown in Figure 5, last platen 31 is provided with opening, and its periphery is provided with through hole 311 on several, and described platen 32 down is provided with lower through-hole 321 with the last through hole 311 relative position places of last platen 31.Described pull bar 33 is arranged on corresponding through hole 311, the lower through-hole place 321 of going up, and connects simultaneously and goes up platen 31 and following platen 32.
As shown in Figure 1 and Figure 2, during the utility model rig-site utilization, the sleeve 21 of shock attenuation device 2 is arranged on down platen 32 places, to go up the Jian Zuichu that platen 31 is arranged on shock attenuation device 2 from the opening part of last platen 31, to go up platen 31 by pull bar 33 fixes with following platen 32, sliding sleeve 34 puts down from the top of the piston rod 22 of shock attenuation device 2 simultaneously, utilizes screw to make it to be fixed on and exposes on the piston rod 22 of 14 1 sections of arm-ties.Utilize anchor clamps 3 to finish fixing like this to shock attenuation device 2.Open the power switch on 13 of the worktable, by 141 motions of the driven by motor ball screw in the tensile and compression testing machine 1, this tensile and compression testing machine adopts the TLW-200I type in the present embodiment, and polished rod 142 has guide effect to moving up and down of moving beam 15 simultaneously.Moving down of moving beam 15, platen 31 and following platen 32 drive shock attenuation devices 2 move in the pulling, make between the piston 23, spring 24, sleeve 21 of shock attenuation device 2 inside to have relative motion.Load sensor is arranged on the bottom of moving beam 15, the power that produces is changed into electric signal send into microprocessor system.Further, the displacement transducer that is arranged on the arm-tie 14 is that displacement signal is sent into microprocessor system with the conversion of motion of ball screw 141, thereby draws the damping force of shock attenuation device and the relation between the displacement.
In sum, utilize this damping test device, can measure the damping of washing machine shock attenuation device easily and efficiently, for follow-up vibration of washing machine test provides a large amount of fact foundations.
Although content of the present utility model has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model.After those skilled in the art have read foregoing, for multiple modification of the present utility model with to substitute all will be conspicuous.Therefore, protection domain of the present utility model should be limited to the appended claims.
Claims (7)
1. damping test device comprises tensile and compression testing machine (1), data handling system, shock attenuation device (2), is arranged on the displacement transducer at tensile and compression testing machine top and is arranged on the load sensor at tensile and compression testing machine middle part;
The output terminal of described load sensor and displacement transducer links to each other with external data processing system respectively;
Described tensile and compression testing machine (1) comprises worktable (11), is vertically set on the frame (12) on the worktable, it is characterized in that this damping test device also comprises screw mandrel parts (13), is horizontally set on the last arm-tie (14) on frame top, moving beam (15) and anchor clamps (3);
Described screw mandrel parts (13) one ends are vertically set on the worktable (11), and its other end is arranged on arm-tie (14) and locates;
Described moving beam (15) is located on the screw mandrel parts (13), can move up and down along screw mandrel parts (13);
Described shock attenuation device (2) is arranged between the last arm-tie (14) and moving beam (15) of tensile and compression testing machine (1) by anchor clamps (3).
2. damping test device according to claim 2 is characterized in that, described screw mandrel parts (13) comprise ball screw (131) and some polished rods (132); Described ball screw (131) and polished rod (132) are vertically set on the worktable (11), and its other end is arranged on arm-tie (14) and locates.
3. damping test device according to claim 1 is characterized in that, described shock attenuation device (2) comprises sleeve (21), piston rod (22), is arranged on the piston (23) and the spring (24) of piston rod (22) one ends; Described sleeve (21) is located on the piston rod (22); Described spring (24) passes piston rod (22) and is arranged between sleeve (21) and the piston (23).
4. damping test device according to claim 1 is characterized in that, described anchor clamps (3) comprise platen (31), following platen (32), some pull bars (33) and sliding sleeve (34); The described platen (31) of going up is arranged on sleeve (21) Jian Zuichu; Described platen (32) down is arranged on sleeve (21) lower end, and is fixed on the moving beam (15); Platen (31) and following platen (32) in described pull bar (33) connection; Described sliding sleeve (34) is arranged on the piston rod (22) that exposes (15) one sections of tension and compression plates.
5. damping test device according to claim 1 is characterized in that, the described platen (31) of going up is provided with opening, and its periphery is provided with through hole on several (311).
6. damping test device according to claim 1 is characterized in that, described platen (32) down is provided with lower through-hole (321) with last through hole (311) the relative position place of last platen (31).
7. damping test device according to claim 1 is characterized in that, described pull bar (33) is arranged on the corresponding upper and lower through hole of upper and lower platen (31,32) (311,321) and locates, platen in the connection (31) and following platen (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201075242U CN202024955U (en) | 2011-04-13 | 2011-04-13 | Damping test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201075242U CN202024955U (en) | 2011-04-13 | 2011-04-13 | Damping test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202024955U true CN202024955U (en) | 2011-11-02 |
Family
ID=44849899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201075242U Expired - Fee Related CN202024955U (en) | 2011-04-13 | 2011-04-13 | Damping test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202024955U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252835A (en) * | 2011-04-13 | 2011-11-23 | 上海朱仕实业有限公司 | Damping testing instrument for damping device of washing machine |
| CN106323572A (en) * | 2015-06-19 | 2017-01-11 | 北京物资学院 | Annular damping parts dynamic characteristic test vibration table device |
-
2011
- 2011-04-13 CN CN2011201075242U patent/CN202024955U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252835A (en) * | 2011-04-13 | 2011-11-23 | 上海朱仕实业有限公司 | Damping testing instrument for damping device of washing machine |
| CN106323572A (en) * | 2015-06-19 | 2017-01-11 | 北京物资学院 | Annular damping parts dynamic characteristic test vibration table device |
| CN106323572B (en) * | 2015-06-19 | 2018-11-09 | 北京物资学院 | A kind of cyclic annular damping part dynamic characteristic test vibration platform apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111102 Termination date: 20140413 |