CN113704034A - Test fixture and test method - Google Patents
Test fixture and test method Download PDFInfo
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- CN113704034A CN113704034A CN202110975329.XA CN202110975329A CN113704034A CN 113704034 A CN113704034 A CN 113704034A CN 202110975329 A CN202110975329 A CN 202110975329A CN 113704034 A CN113704034 A CN 113704034A
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- 238000010998 test method Methods 0.000 title claims abstract description 13
- 238000005192 partition Methods 0.000 claims description 20
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 15
- 230000000712 assembly Effects 0.000 description 4
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/2273—Test methods
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
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Abstract
The invention provides a test fixture and a test method, wherein the test fixture comprises an air cylinder and a push-pull clamp, the air cylinder is connected with a hard disk bracket assembly for placing a hard disk in a test machine table through the push-pull clamp, the push-pull of different speeds of the hard disk bracket assembly is realized by controlling the reciprocating motion of the air cylinder, and the influence of different push-pull speeds on the read-write speed of the hard disk is tested. The invention simulates the manual push-pull hard disk bracket assembly by controlling the reciprocating motion of the air cylinder, saves a large amount of manpower and material resources, and can accurately and truly quantify the influence of the push-pull speed on the read-write speed of the hard disk.
Description
Technical Field
The invention relates to the field of hard disk testing devices, in particular to a testing jig and a testing method for the influence of push-pull speed on the read-write speed of a hard disk.
Background
The conventional computer usually uses a hard disk as a storage device for large-capacity and permanent data, however, the performance (e.g., read/write speed) of the hard disk is affected by the vibration caused by the rotation of the system fan in the computer; for a server with multiple hard disks (e.g., a conventional Network Attached Storage server (NAS), overall vibration caused when multiple hard disks operate together in the server or vibration interference between adjacent hard disks while the adjacent hard disks operate simultaneously may also affect the overall performance of the hard disks in the server.
The read-write speed of the hard disk is a key parameter for evaluating the performance of the hard disk, and factors influencing the read-write speed of the hard disk are many, including design of a hard disk body, an external channel, system vibration and the like. The system vibration has the longest influence duration on the hard disk, and particularly, the system vibration is sudden when a computer runs, so that the system vibration is very unfavorable for the hard disk running at high speed. Especially, in practical applications, the vibration of the system caused by the shaking of the push/pull/plug of the hard disk can cause the hard disk to be unable to read/write data according to the circular path when writing or reading data, and the distortion or deviation from the circular read/write path can be caused.
Because a test fixture is not designed aiming at the test of the plugging speed of the hard disk in the prior art, the test fixture is generally realized by adopting a manual push-pull mode, the mode is time-consuming and labor-consuming, and the push-pull speed cannot be controlled by manual push-pull, so that the influence of the push-pull speed on the read-write speed of the hard disk cannot be accurately and visually quantified.
Disclosure of Invention
The invention aims to provide a test fixture and a test method, which are used for accurately quantifying the influence of the push-pull speed on the read-write speed of a hard disk.
In order to achieve the above object, the present invention provides a test fixture, including: the test device comprises an air cylinder and a push-pull clamp connected with the air cylinder, wherein the air cylinder is connected with a hard disk bracket assembly in a test machine table through the push-pull clamp, and the push-pull of different speeds of the hard disk bracket assembly is realized by controlling the reciprocating motion of the air cylinder, so that the influence of different push-pull speeds on the read-write speed of a hard disk is tested.
Optionally, a handle is arranged on the hard disk bracket assembly, and the push-pull clamp is connected with the hard disk bracket assembly through the handle.
Optionally, the test fixture further comprises an air cylinder bracket for supporting and moving the air cylinder.
Optionally, the cylinder bracket includes:
the supporting frame is used for supporting and fixing the air cylinder;
the baffle is fixed at the top of the support frame and is provided with an opening for accommodating a push rod of the cylinder to freely pass through;
the trundles are positioned at the bottom of the support frame and used for realizing the integral movement of the air cylinder; and the number of the first and second groups,
and the lifting foot support is positioned on one side of the caster and used for lifting and fixing the support frame.
Optionally, the push-pull clamp includes:
the fixing assembly comprises a cylinder fixing frame, a threaded hole is formed in the position, connected with the cylinder, of the cylinder fixing frame, and the cylinder fixing frame is connected with a push rod of the cylinder through the threaded hole;
the clamping assembly comprises a partition plate, an upper clamping plate and a lower clamping plate, wherein a sliding groove is formed in the partition plate, the upper clamping plate is fixed on the partition plate in a sliding mode, the bottom of one side of the partition plate is fixed on the air cylinder fixing frame, and the bottom of the other side of the partition plate is fixed on the lower clamping plate.
Optionally, one side of the upper clamp plate, which faces the lower clamp plate, is provided with a first clamping groove, one side of the lower clamp plate, which faces the upper clamp plate, is provided with a second clamping groove, and the first clamping groove corresponds to the second clamping groove in position.
Optionally, a limiting block is further disposed on the second clamping groove to adjust the accommodating space of the clamping assembly.
Optionally, the push-pull clamp further includes an adjustment assembly, and the adjustment assembly includes: the lead screw fixing seat is fixed at the top of the partition plate, and the lead screw penetrates through the lead screw fixing seat and is connected with the upper clamping plate so as to be adjusted in a spiral rotating mode through the lead screw.
Optionally, a throttle valve is arranged at an input end of the air cylinder and used for adjusting the air flow to control the pushing force and/or the pulling force of the air cylinder.
Optionally, the cylinder is connected with a relay, and the relay controls the stretching frequency of the cylinder so as to control the stretching speed of the cylinder.
The invention also provides a test method for measuring the influence of different push-pull speeds on the read-write speed of the hard disk, which comprises the following steps of adopting the test fixture to test, wherein the test method comprises the following steps: the cylinder is connected with a hard disk bracket assembly in the test machine table through a push-pull clamp, the reciprocating motion of the cylinder is controlled to realize the push-pull of the hard disk bracket assembly at different speeds, and the test host tests the read-write speed of the hard disk simultaneously, so that the test of the influence of different push-pull speeds on the read-write speed of the hard disk is realized.
Optionally, the hard disk bracket assembly is freely inserted from the box body by pushing and pulling a handle on the hard disk bracket assembly.
Optionally, the push-pull clamp comprises a fixing component, a clamping component and an adjusting component, the fixing component is connected with the cylinder, the clamping component clamps the handle, and the adjusting component controls the clamping component to clamp and release the handle.
Optionally, the cylinder is arranged on a cylinder support, and the cylinder horizontal displacement is adjusted through a caster of the cylinder support, so that the cylinder is displaced to the case of the test machine.
Optionally, the vertical height of the cylinder is adjusted through the lifting foot support of the cylinder support so as to match the height of the test bed bearing the test machine table.
Optionally, the magnitude of the air flow is adjusted by a throttle valve at the input end of the air cylinder to control the magnitude of the pushing force and/or pulling force of the air cylinder 200.
Optionally, the stretching frequency of the cylinder is controlled by a relay connected with the cylinder, so as to control the stretching speed of the cylinder.
In summary, the present invention provides a test fixture and a test method, the test fixture includes an air cylinder and a push-pull fixture, the air cylinder is connected to a hard disk bracket assembly for placing a hard disk in a test machine through the push-pull fixture, and the push-pull of the hard disk bracket assembly at different speeds is realized by controlling the reciprocating motion of the air cylinder, so as to test the influence of different push-pull speeds on the read-write speed of the hard disk. The invention simulates the manual push-pull hard disk bracket assembly by controlling the reciprocating motion of the air cylinder, saves a large amount of manpower and material resources, and can accurately and truly quantify the influence of the push-pull speed on the read-write speed of the hard disk.
Drawings
Fig. 1 is a schematic structural diagram of a test fixture according to an embodiment of the invention;
fig. 2A to fig. 2C are schematic structural diagrams of a testing machine in a testing fixture according to an embodiment of the present invention, where fig. 2A is a schematic structural diagram of the hard disk bracket assembly being partially pulled out of the chassis, fig. 2B is a schematic structural diagram of the hard disk bracket assembly being completely pulled out of the chassis, and fig. 2C is a schematic structural diagram of the hard disk bracket assembly not being pulled out of the chassis;
fig. 3 is a schematic structural diagram of an air cylinder in the test fixture according to an embodiment of the invention;
fig. 4 is a schematic structural view of a push-pull fixture in a test fixture according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a cylinder bracket in a test fixture according to an embodiment of the invention.
Wherein the reference numerals are:
100-a test machine; 110-a chassis; 120-a hard disk carrier assembly; 130-handle; 140-test stand;
200-cylinder; 210-a push rod;
300-push-pull clamp; 310-a cylinder fixing assembly; 310 a-screw mouth; 320-a separator; 320 a-a slide rail; 321-an upper splint; 321 a-a first groove; 322-lower splint; 322 a-second groove; 330-a lead screw; 331-lead screw fixing base;
400-cylinder support; 410-a support frame; 420-a baffle; 430-casters; 440-lifting foot support.
Detailed Description
The following describes the test fixture and the test method of the present invention in further detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent from the following description and drawings, it being understood, however, that the concepts of the present invention may be embodied in many different forms and should not be construed as limited to the specific embodiments set forth herein. The drawings are in simplified form and are not to scale, but are provided for convenience and clarity in describing embodiments of the invention.
The terms "first," "second," and the like in the description are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the invention described herein are, for example, capable of operation in other sequences than described or illustrated herein. Similarly, if the method described herein comprises a series of steps, the order in which these steps are presented herein is not necessarily the only order in which these steps may be performed, and some of the described steps may be omitted and/or some other steps not described herein may be added to the method. Although elements in one drawing may be readily identified as such in other drawings, the present disclosure does not identify each element as being identical to each other in every drawing for clarity of description.
Fig. 1 is a schematic structural diagram of a test fixture provided in this embodiment. As shown in fig. 1, the present embodiment provides a testing fixture, which includes: the test device comprises an air cylinder 200 and a push-pull clamp 300 connected with the air cylinder 200, wherein the air cylinder 200 is connected with a hard disk bracket assembly 120 for placing a hard disk in a test machine table 100 through the push-pull clamp 300, and the push-pull of different speeds of the hard disk bracket assembly 120 is realized by controlling the reciprocating motion of the air cylinder 200, so that the influence of different push-pull speeds on the read-write speed of the hard disk is tested.
Specifically, fig. 2A to fig. 2C are schematic structural diagrams of the testing machine 100 in the testing fixture provided in this embodiment, where fig. 2A is a schematic structural diagram of the hard disk carrier assembly 120 being partially pulled out of the chassis 110, fig. 2B is a schematic structural diagram of the hard disk carrier assembly 120 being completely pulled out of the chassis 110, and fig. 2C is a schematic structural diagram of the hard disk carrier assembly 120 not being pulled out of the chassis 110. As shown in fig. 2A to 2C, the testing machine 100 includes a box body 110, a testing host (not shown) located in the box body 100, a hard disk bracket assembly 120 for placing a hard disk, and a testing stand for supporting the box body 110. A pull handle 130 is disposed at one end of the hard disk bracket assembly 120, and the hard disk bracket assembly 120 can be freely inserted into and pulled out of the box 100 by pushing and pulling the pull handle 130. The box 110 includes a plurality of hard disk bracket assemblies 120 therein, and the hard disk bracket assemblies 120 includes a plurality of hard disks therein, for example, in this embodiment, the box 110 of the testing machine 100 includes 2 hard disk bracket assemblies 120 therein, and the hard disk bracket assemblies 120 includes 7 hard disks therein. In other embodiments of the present invention, the testing fixture is also suitable for other types of testing machines 100.
Fig. 3 is a schematic structural diagram of the cylinder 200 in the test fixture provided in this embodiment, and fig. 5 is a schematic structural diagram of the cylinder bracket 400 in the test fixture provided in this embodiment. As shown in fig. 1, 3 and 5, the test fixture further includes a cylinder bracket 400 for supporting and moving the cylinder 200. The cylinder bracket 400 includes: support frame 410, baffle 420, truckle 430 and lift heel brace 440, wherein, the support frame 410 top is fixed cylinder 200, baffle 420 is fixed the top of support frame 410, just be provided with the trompil on the baffle 420 to hold cylinder 200's push rod 210 freely passes through, truckle 430 is located the support frame 410 bottom is used for realizing the bulk movement of cylinder 200, lift heel brace 440 is located one side of truckle 430 is used for going up and down and fixing support frame 410, passes through truckle 430 adjusts cylinder 200 horizontal displacement promptly, makes its displacement to test machine platform 100's quick-witted case 110 department, through lift heel brace 440 adjusts the vertical height of cylinder 200, in order to match the height of test bench 140. Preferably, the casters 430 and the lifting foot supports 440 are located at four corners of the bottom of the supporting frame 410, in other embodiments of the present invention, the casters 430 and the lifting foot supports 440 may also be located at other positions of the bottom of the supporting frame 410, and the number of the casters 430 and the number of the lifting foot supports 440 may also be set according to the actual requirement.
Fig. 4 is a schematic structural diagram of a push-pull fixture 300 in the test fixture according to the present embodiment. As shown in fig. 4, the push-pull clamp 300 includes a fixing component and a clamping component, wherein the fixing component includes an air cylinder fixing frame 310, a threaded hole 310a is provided at a position where the air cylinder fixing frame 310 is connected to the air cylinder 200, and the threaded hole 310a is connected to the push rod 210 of the air cylinder 200; the clamping assembly comprises a partition plate 320, an upper clamping plate 321 and a lower clamping plate 322, wherein a sliding rail 320a is arranged on the partition plate 320, one end of the upper clamping plate 321 is provided with a sliding block (not shown in the figure) matched with the sliding rail 320a, so that the upper clamping plate 321 is fixed on the partition plate 320 in a sliding manner, the bottom of one side of the partition plate 320 is fixed on the air cylinder fixing frame 310, and the bottom of the other side of the partition plate is fixed on the lower clamping plate 322.
Further, the upper clamp plate 321 faces one surface of the lower clamp plate 322 and is provided with a first clamping groove 321a, the lower clamp plate 322 faces one surface of the upper clamp plate 321 and is provided with a second clamping groove 322a, and the first clamping groove 321a and the second clamping groove 322a are equal in width and correspond in position. The relative positions of the upper clamping plate 321 and the lower clamping plate 322 are adjusted by the up-and-down sliding of the upper clamping plate 321 on the partition plate 320, so as to clamp or release the handle 130 of the hard disk bracket assembly 120 through the first clamping groove 321a and the second clamping groove 322 a.
Optionally, a limiting block (not shown in the figure) is further disposed on the second clamping groove 322a to adjust an accommodating space of the clamping assembly. That is to say, when the widths of the first engaging groove 321a and the second engaging groove 322a are larger than the width of the handle 130 in a certain range, and when the difference between the width of the handle 130 and the widths of the first engaging groove 321a and the second engaging groove 322a is beyond the range, the first engaging groove 321a and the second engaging groove 322a may swing in the horizontal direction when clamping the handle 130, which affects the push-pull test of the hard disk, so a movable stopper is further disposed on the second engaging groove 322a, the size of the stopper may be set according to the width of the handle 130 and the widths of the first engaging groove 321a and the second engaging groove 322a, and the accommodating space clamped by the first engaging groove 321a and the second engaging groove 322a is adjusted by the stopper, thereby ensuring the stability of the clamping operation of the clamping assembly.
In this embodiment, the push-pull clamp 300 further includes an adjusting assembly, and the adjusting assembly controls the upper clamping plate 321 to slide up and down on the partition plate 320, so as to control the clamping and releasing of the clamping assembly. Illustratively, the adjusting assembly comprises a screw 330 and a screw fixing seat 331, wherein the screw fixing seat 331 is fixed on the top of the partition 320, and the screw 330 passes through the screw fixing seat 331 and is connected to the upper clamping plate 321, so as to adjust the position of the upper clamping plate 321 through the screw rotation of the screw 330.
Further, in this embodiment, the input end of the cylinder 200 is provided with a throttle valve for adjusting the air flow to control the magnitude of the pushing force and/or the pulling force of the cylinder 200, and the cylinder 200 is connected with a relay, and the relay controls the stretching frequency of the cylinder 200 to realize the control of the stretching speed of the cylinder 200. The relay is adjusted to control the time of the cylinder to complete one reciprocating motion, so that different push-pull speeds of the cylinder can be realized, and the influence of the different push-pull speeds on the read-write speed of the hard disk can be tested. Through the analysis of the obtained test data, the most appropriate push-pull speed can be found, and the method has certain guiding significance for the push-pull speed of an operator in the actual push-pull of the hard disk bracket assembly.
Correspondingly, the invention also provides a test method which comprises the step of measuring the influence of different push-pull speeds on the read-write speed of the hard disk by adopting the test fixture. Specifically, as shown in fig. 1 to 5, the cylinder 200 is connected to the hard disk bracket assembly 120 in the testing machine 100 through the push-pull clamp 300, and controls the reciprocating motion of the cylinder 200 to push and pull the hard disk bracket assembly 130 at different speeds, and the testing host tests the hard disk reading and writing speed, so as to test the influence of different push-pull speeds on the hard disk reading and writing speed.
Optionally, the hard disk bracket assembly 120 is freely inserted into and removed from the box 100 by pushing and pulling the handle 130 on the hard disk bracket assembly 120.
Optionally, the push-pull clamp 300 includes a fixing component, a clamping component and an adjusting component, the fixing component is connected to the cylinder 200, the clamping component clamps the handle 130, and the adjusting component controls the clamping component to clamp and release the handle 130.
Optionally, the cylinder 200 is disposed on the cylinder bracket 400, and the horizontal displacement of the cylinder 200 is adjusted by the caster 430 of the cylinder bracket 400, so that the cylinder is displaced to the case 110 of the testing machine 100.
Optionally, the vertical height of the cylinder 200 is adjusted by the lifting foot support 440 of the cylinder bracket 400 to match the height of the test bed 140 bearing the test machine 100.
Optionally, the magnitude of the air flow is adjusted by a throttle valve at the input end of the air cylinder 200 to control the magnitude of the pushing force and/or pulling force of the air cylinder 200.
Optionally, the stretching frequency of the cylinder 200 is controlled by a relay connected to the cylinder 200, so as to control the stretching speed of the cylinder 200.
In summary, the present invention provides a test fixture and a test method, the test fixture includes an air cylinder and a push-pull fixture, the air cylinder is connected to a hard disk bracket assembly for placing a hard disk in a test machine through the push-pull fixture, and the push-pull of the hard disk bracket assembly at different speeds is realized by controlling the reciprocating motion of the air cylinder, so as to test the influence of different push-pull speeds on the read-write speed of the hard disk. The invention simulates the manual push-pull hard disk bracket assembly by controlling the reciprocating motion of the air cylinder, saves a large amount of manpower and material resources, and can accurately and truly quantify the influence of the push-pull speed on the read-write speed of the hard disk.
The above description is only for the purpose of describing the preferred embodiments of the present invention, and is not intended to limit the scope of the present invention, and any variations and modifications made by those skilled in the art based on the above disclosure are within the scope of the appended claims.
Claims (17)
1. A test fixture, comprising: the test device comprises an air cylinder and a push-pull clamp connected with the air cylinder, wherein the air cylinder is connected with a hard disk bracket assembly in a test machine table through the push-pull clamp, and the push-pull of different speeds of the hard disk bracket assembly is realized by controlling the reciprocating motion of the air cylinder, so that the influence of different push-pull speeds on the read-write speed of a hard disk is tested.
2. The test fixture of claim 1, wherein a pull handle is disposed on the hard disk bracket assembly, and the push-pull clamp is connected to the hard disk bracket assembly by clamping the pull handle.
3. The test fixture of claim 1, further comprising a cylinder support for supporting and moving the cylinder.
4. The test fixture of claim 3, wherein the cylinder bracket comprises:
the supporting frame is used for supporting and fixing the air cylinder;
the baffle is fixed at the top of the support frame and is provided with an opening for accommodating a push rod of the cylinder to freely pass through;
the trundles are positioned at the bottom of the support frame and used for realizing the integral movement of the air cylinder; and the number of the first and second groups,
and the lifting foot support is positioned on one side of the caster and used for lifting and fixing the support frame.
5. The test fixture of claim 1, wherein the push-pull clamp comprises:
the fixing assembly comprises a cylinder fixing frame, a threaded hole is formed in the position, connected with the cylinder, of the cylinder fixing frame, and the cylinder fixing frame is connected with a push rod of the cylinder through the threaded hole;
the clamping assembly comprises a partition plate, an upper clamping plate and a lower clamping plate, wherein a sliding groove is formed in the partition plate, the upper clamping plate is fixed on the partition plate in a sliding mode, the bottom of one side of the partition plate is fixed on the air cylinder fixing frame, and the bottom of the other side of the partition plate is fixed on the lower clamping plate.
6. The testing fixture of claim 5, wherein a first slot is disposed on a surface of the upper plate facing the lower plate, a second slot is disposed on a surface of the lower plate facing the upper plate, and the first slot and the second slot are corresponding in position.
7. The testing fixture of claim 6, wherein a limiting block is further disposed on the second slot to adjust an accommodating space of the clamping assembly.
8. The test fixture of claim 5, wherein the push-pull clamp further comprises an adjustment assembly, the adjustment assembly comprising: the lead screw fixing seat is fixed at the top of the partition plate, and the lead screw penetrates through the lead screw fixing seat and is connected with the upper clamping plate so as to be adjusted in a spiral rotating mode through the lead screw.
9. The test fixture of claim 1, wherein the input end of the cylinder is provided with a throttle valve for adjusting the air flow to control the magnitude of the pushing force and/or the pulling force of the cylinder.
10. The testing jig of claim 1, wherein the cylinder is connected to a relay, and the relay controls the stretching frequency of the cylinder to control the stretching speed of the cylinder.
11. A testing method for measuring the influence of different push-pull speeds on the read-write speed of a hard disk, which comprises the steps of using the testing jig of any one of claims 1 to 10 to perform testing, comprising: the cylinder is connected with a hard disk bracket assembly in the test machine table through a push-pull clamp, the reciprocating motion of the cylinder is controlled to realize the push-pull of the hard disk bracket assembly at different speeds, and the test host tests the read-write speed of the hard disk simultaneously, so that the test of the influence of different push-pull speeds on the read-write speed of the hard disk is realized.
12. The method for testing according to claim 11, wherein the hard disk tray assembly is freely unplugged and plugged from the box body by pushing and pulling a handle on the hard disk tray assembly.
13. The test method according to claim 12, wherein the push-pull clamp comprises a fixing component, a clamping component and an adjusting component, the air cylinder is connected with the fixing component, the pull handle is clamped by the clamping component, and the clamping and releasing of the pull handle by the clamping component are controlled by the adjusting component.
14. The testing method of claim 11, wherein the cylinder is disposed on a cylinder support, and a caster of the cylinder support adjusts horizontal displacement of the cylinder to displace the cylinder to a chassis of the testing machine.
15. The testing method of claim 14, wherein a vertical height of the cylinder is adjusted by a lifting foot support of the cylinder bracket to match a height of a test bed carrying the test machine.
16. The test method according to claim 11, wherein the magnitude of the air flow is adjusted to control the magnitude of the pushing and/or pulling force of the air cylinder 200 by means of a throttle valve at the input of the air cylinder.
17. The test method according to claim 11, wherein the frequency of cylinder extension and retraction is controlled by a relay connected to the cylinder to control the speed of cylinder extension and retraction.
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| CN108982049A (en) * | 2018-08-17 | 2018-12-11 | 郑州云海信息技术有限公司 | A kind of server impact vibration test method and device |
| US20200223059A1 (en) * | 2019-01-11 | 2020-07-16 | Chenbro Micom Co.,Ltd. | Hard-disk pulling device |
| CN210864691U (en) * | 2019-11-29 | 2020-06-26 | 苏州浪潮智能科技有限公司 | Plug-in mechanism for server hard disk hot plug test and test system |
| CN212411584U (en) * | 2020-06-08 | 2021-01-26 | 曙光信息产业(北京)有限公司 | Torsional vibration test hard disk data connection tool |
| CN112650635A (en) * | 2020-12-22 | 2021-04-13 | 宁畅信息产业(北京)有限公司 | Hard disk performance test method and simulated hard disk |
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