CN109470561B - Slide rail testing machine - Google Patents
Slide rail testing machine Download PDFInfo
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- CN109470561B CN109470561B CN201811341265.2A CN201811341265A CN109470561B CN 109470561 B CN109470561 B CN 109470561B CN 201811341265 A CN201811341265 A CN 201811341265A CN 109470561 B CN109470561 B CN 109470561B
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- traction trolley
- slide
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- 238000012360 testing method Methods 0.000 title claims abstract description 99
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 claims description 24
- 230000009467 reduction Effects 0.000 claims description 15
- 238000004062 sedimentation Methods 0.000 claims description 10
- 238000005299 abrasion Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000001276 controlling effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a slide rail testing machine which comprises a rack, test slide rail mounting brackets arranged on two longitudinal sides of the rack, a tray borne between the two test slide rails, a traction trolley for dragging the tray along the extension and retraction directions of the test slide rails, a guide rail for guiding the traction trolley to slide and a driving mechanism for driving the traction trolley to slide, wherein the guide rail is arranged on the rack; the test slide rail is installed on the test slide rail installing support and slides along horizontal flexible, be connected with tension sensor between pulling trolley and the tray, be provided with subsidence indicator scale and indicator simultaneously between this pulling trolley and the tray respectively.
Description
Technical Field
The invention relates to the technical field of slide rail detection equipment, in particular to a slide rail testing machine.
Background
Heavy drawer slides are commonly used on heavily loaded drawers, such as shop kits and fire truck kits. In order to reduce the push-pull resistance of the heavy drawer slide rail, ball strips are generally arranged in gaps between the inner rail and the two sides of the middle rail and gaps between the two sides of the middle rail and the two sides of the outer rail, so that sliding connection among the inner rail, the middle rail and the outer rail is realized. Because the sliding rail inevitably generates abrasion and deformation in the use process and is deteriorated along with the increase of the use times, in order to ensure that the abrasion and deformation degree of the sliding rail can not influence the normal use within the designed service life, the sliding rail needs to be subjected to multiple tensile tests, but the existing test means cannot accurately detect.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a slide rail tester which is novel in structure and capable of testing the deformation and abrasion degree of a slide rail after repeated stretching for many times.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the slide rail testing machine comprises a frame, test slide rail mounting brackets arranged on two longitudinal sides of the frame, a tray borne between the two test slide rails, a traction trolley for dragging the tray along the extension direction of the test slide rails, a guide rail for guiding the traction trolley to slide and a driving mechanism for driving the traction trolley to slide; the test slide rail is installed on the test slide rail installing support and slides along horizontal flexible, be connected with tension sensor between pulling trolley and the tray, be provided with subsidence indicator scale and indicator simultaneously between this pulling trolley and the tray respectively.
The beneficial effects of the invention are as follows: according to the slide rail testing machine, the tray is loaded by the tested slide rail to simulate the state of the slide rail and the drawer after being installed, and meanwhile, weights can be placed on the tray according to testing requirements to increase the load of the test slide rail. The tray is repeatedly pulled out and pushed in left and right under the traction of the traction trolley so as to drive the test slide rail to slide and stretch, and the stretching effect of the test slide rail in the actual use state can be simulated. When the test is performed, the traction trolley is used for driving the tray to repeatedly stretch, the PLC is used for counting the moving times of the traction trolley, meanwhile, the tension sensor is used for detecting the tension generated when the sliding rail is pulled out currently, and the abrasion condition of the test sliding rail under the current stretching times can be judged by comparing the initial tension and the current tension; and the settlement indicating scale and the indicating mark side can indicate the settlement height of the tray under the current stretching times, thereby detecting the deformation condition of the test slide rail.
Preferably, the driving mechanism comprises a traction belt, a driving belt pulley, two driven belt pulleys, a tension pulley, a reduction gearbox and a driving motor, wherein the two driven belt pulleys are respectively arranged at two ends of the travel of the traction trolley, the traction belt is simultaneously in transmission connection with the driving belt pulley and the two driven belt pulleys and is fixedly connected with the traction trolley, the driving belt pulley is coaxially connected with an output shaft of the reduction gearbox, and the driving motor is coaxially connected with an input shaft of the reduction gearbox. After the structure is adopted, the driving mechanism can be utilized to drive the traction trolley to reciprocate and transversely move, specifically, the driving motor drives the driving belt pulley to rotate after being decelerated through the reduction gearbox and torque amplified, and drives the traction belt to operate through the driving belt pulley, and finally, the traction trolley transversely moves along the guide rail under the traction action of the traction belt, and in addition, the tension of the traction belt can be regulated through the tension pulley.
Preferably, the guide rail is fixedly installed on the transverse moving installation seat, the transverse moving installation seat transversely slides relative to the frame, and a guide rail length adjusting mechanism for driving the transverse moving installation seat to transversely slide and adjust is configured at the same time. After the structure is adopted, the guide rail is fixedly arranged on the transverse moving installation seat, and meanwhile, the test slide rail installation support cannot synchronously slide with the transverse moving installation seat, so that the maximum distance between the test slide rail and the traction trolley can be changed along with the transverse moving installation seat when the transverse moving installation seat is transversely moved and adjusted, and the travel length of the traction trolley relative to the test slide rail, namely the pull-out length of the slide rail, can be adjusted by the mode, so that the slide rail tester disclosed by the invention can be suitable for slide rails with various length sizes.
Preferably, the guide rail length adjusting mechanism comprises a transverse screw rod, and the transverse screw rod is in threaded connection with the transverse moving installation seat and is simultaneously in rotary connection with the frame. After the structure is adopted, the transverse screw rod can be rotated to drive the transverse moving installation seat to transversely adjust, so that the transverse moving installation seat is matched with the extension length of the test sliding rail.
Preferably, the test slide rail mounting brackets on two sides are respectively and fixedly mounted on two longitudinally moving mounting seats, the two longitudinally moving mounting seats slide longitudinally relatively, and a tray width adjusting mechanism for driving the two longitudinally moving mounting seats to slide longitudinally relatively is arranged. After the structure is adopted, the test slide rail mounting brackets on the two sides are respectively and fixedly mounted on the two longitudinal moving mounting seats, and when the two longitudinal moving mounting seats respectively slide longitudinally, the distance between the two longitudinal moving mounting seats can be changed along with the longitudinal moving mounting seats, so that the test slide rail mounting brackets are suitable for trays with various different width sizes, the slide rail tester can simulate drawers with various different widths, and the reliability of test results is improved.
Preferably, the tray width adjusting mechanism comprises two longitudinal screw rods, and the two longitudinal screw rods are respectively in threaded connection with the two longitudinally moving installation seats and are in rotary connection with the frame. After the structure is adopted, the longitudinal guide screw can be rotated to drive the longitudinal moving mounting seat to longitudinally adjust, so that the longitudinal guide screw is matched with the width of the tray.
Preferably, the two test slide rail mounting brackets comprise a transverse slide bar extending transversely and a connecting piece connected with the transverse slide bar in a sliding manner, the connecting piece is connected with the test slide rail through a bolt, and meanwhile, the connecting piece is further connected with a locking bolt in a threaded manner. After the structure is adopted, the position of the connecting piece on the transverse slide bar can be adjusted through sliding, so that the connecting piece is matched with the mounting hole reserved on the test slide rail, the test slide rail is mounted, and in addition, the position of the connecting piece on the transverse slide bar is fixed through the jacking action of the locking bolt on the transverse slide bar.
Preferably, a buckling joint and a buckling seat which are mutually buckled are fixedly connected between the traction trolley and the tray respectively, wherein the buckling seat is provided with a guide groove which extends vertically, the buckling joint penetrates through the guide groove and extends to the inner side of the buckling seat, and the end part of the buckling joint is in a T-shaped structure and is rotationally connected with a roller which is in rolling contact with the inner wall of the buckling seat. By adopting the structure, the traction trolley and the tray can be mutually buckled and connected through the buckling joint and the buckling seat, meanwhile, the buckling joint and the buckling seat can vertically slide relatively through the guide groove, the inaccuracy of a test result caused by the load of the traction trolley for supporting the tray is avoided, and meanwhile, the friction between the buckling seat and the buckling joint is reduced by utilizing the roller, so that the result of the sedimentation height is more accurate.
Preferably, the end and the beginning end of the travel of the traction trolley are respectively provided with two proximity switches in sequence, and the two proximity switches are respectively used for controlling the speed reduction, the braking and the reciprocating of the traction trolley. After the structure is adopted, when the traction trolley slides to the end of the stroke, the traction trolley sequentially passes through the two proximity switches and respectively decelerates, brakes and drives the traction trolley to move reversely to realize reciprocating, so that the braking speed of the traction trolley is reduced, and the vibration during braking is reduced.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is one of the side views of the present invention.
Fig. 3 is a second side view of the present invention.
Fig. 4 is a bottom view of the present invention.
Fig. 5 is a top view of the present invention.
Fig. 6 is a partial enlarged view of the area a in fig. 2.
Fig. 7 is a side view of the drive mechanism of the present invention.
Fig. 8 is a front view of the present invention.
Fig. 9 is a partial enlarged view of the area B in fig. 8.
Fig. 10 is a schematic perspective view of a buckle connector and a buckle seat according to the present invention.
Fig. 11 is a top view of the buckle connector and the buckle seat according to the present invention.
The device comprises a 1-frame, a 11-traversing installation seat, a 111-guide rail, a 112-traversing screw rod, a 12-longitudinal movement installation seat, a 121-longitudinal screw rod, a 2-test slide rail installation support, a 21-traversing slide rod, a 22-connecting piece, a 23-locking bolt, a 3-tray, a 4-traction trolley, a 5-driving mechanism, a 51-traction belt, a 52-driving belt pulley, a 53-driven belt pulley, a 54-reduction gearbox, a 55-driving motor, a 56-tensioning wheel, a 61-tension sensor, a 62-proximity switch, a 71-sedimentation indication scale, a 72-indication mark, a 81-buckling joint, 811-idler wheels, 82-buckling seats, 821-guide grooves and 9-test slide rails.
Detailed Description
The technical scheme claimed in the invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 11, a slide rail testing machine of the present embodiment includes a frame 1, test slide rail mounting brackets 2 disposed on two longitudinal sides of the frame 1, a tray 3 supported between two test slide rails 9, a traction trolley 4 for dragging the tray 3 along the extension and retraction directions of the test slide rails 9, a guide rail 111 for guiding the traction trolley 4 to slide, and a driving mechanism 5 for driving the traction trolley 4 to slide, wherein the test slide rails 9 are mounted on the test slide rail mounting brackets 2 and slide in a transverse extension and retraction direction.
In this embodiment, the guide rail 111 is fixedly mounted on the lateral movement mounting seat 11, the lateral movement mounting seat 11 slides laterally relative to the frame 1, and a guide rail length adjusting mechanism for driving the lateral movement mounting seat 11 to slide laterally is configured; specifically, the guide rail length adjusting mechanism is a transverse screw rod 112, and the transverse screw rod 112 is in threaded connection with the transverse moving installation seat 11 and is simultaneously in rotary connection with the frame 1. Because the guide rail 111 is fixedly arranged on the transverse moving installation seat 11, and meanwhile, the test slide rail installation support 2 cannot synchronously slide with the transverse moving installation seat 11, when the nut on the transverse moving installation seat 11 is rotated to transversely adjust the nut along the transverse screw rod 112, the maximum distance between the test slide rail 9 and the traction trolley 4 can be changed along with the transverse screw rod, and the travel length of the traction trolley 4 relative to the test slide rail 9, namely the pull-out length of the slide rail, can be adjusted by the mode, so that the slide rail tester disclosed by the invention can be suitable for slide rails with various length sizes.
The test slide rail mounting brackets 2 on two sides are respectively and fixedly mounted on two longitudinal movement mounting seats 12, the longitudinal movement mounting seats 12 slide longitudinally relatively, and a tray width adjusting mechanism for driving the two to slide longitudinally relatively is arranged at the same time; specifically, the tray width adjusting mechanism includes two longitudinal screw rods 121, and the two longitudinal screw rods 121 are respectively in threaded connection with the two longitudinally moving mounting seats 12 and are in rotational connection with the frame 1. Because the test slide rail mounting brackets 2 on two sides are respectively and fixedly mounted on the two longitudinally moving mounting seats 12, when the longitudinal screw rod 121 is rotated to drive the longitudinally moving mounting seats 12 to longitudinally adjust, the distance between the two longitudinally moving mounting seats can be changed along with the longitudinal screw rod, so that the test slide rail mounting brackets are suitable for trays 3 with various different width sizes, the slide rail tester can simulate drawers with various different widths, and the reliability of test results is improved. In addition, in this embodiment, the two test slide mounting brackets 2 each include a transverse slide bar 21 extending transversely and a connecting piece 22 slidably connected to the transverse slide bar 21, the connecting piece 22 is connected to the test slide 9 by a bolt, and meanwhile, the connecting piece 22 is further connected to a locking bolt 23 by a thread, so that the position of the connecting piece 22 on the transverse slide bar 21 can be slidably adjusted to be matched with a mounting hole reserved on the test slide 9, thereby mounting the test slide 9, and in addition, the position of the connecting piece 22 on the transverse slide bar 21 is fixed by the pressing action of the locking bolt 23 on the transverse slide bar 21.
In this embodiment, the driving mechanism 5 includes a traction belt 51, a driving pulley 52, two driven pulleys 53, a tension pulley 56, a reduction gearbox 54, and a driving motor 55, wherein two driven pulleys 53 are respectively disposed at two ends of the travel of the traction trolley 4, the traction belt 51 is simultaneously in transmission connection with the driving pulley 52 and the two driven pulleys 53 and is fixedly connected with the traction trolley 4, the driving pulley 52 is coaxially connected with an output shaft of the reduction gearbox 54, and the driving motor 55 is coaxially connected with an input shaft of the reduction gearbox 54. The driving mechanism 5 can be utilized to drive the traction trolley 4 to reciprocate and transversely move, specifically, the driving motor 55 drives the driving belt pulley 52 to rotate after being decelerated through the reduction gearbox 54 and the torque is amplified, and drives the traction belt 51 to operate through the driving belt pulley 52, finally, the traction trolley 4 transversely moves along the guide rail 111 under the traction action of the traction belt 51, and in addition, the tension of the traction belt 51 can be regulated through the tension pulley 56.
The start end and the tail end of the travel of the traction trolley 4 are sequentially provided with two proximity switches 62, the two proximity switches are respectively used for controlling the speed reduction and the braking of the traction trolley 4, and when the traction trolley 4 slides to the tail end of the travel, the traction trolley 4 sequentially passes through the two proximity switches 62 and respectively performs speed reduction, braking and drives the traction trolley 4 to reversely move so as to realize reciprocating, so that the braking speed of the traction trolley 4 is reduced, and the vibration during braking is reduced. In addition, in this embodiment, the PLC control system may also determine that the tractor 4 completes a trip and counts according to the feedback signal of the proximity switch 62, so as to count the number of tests.
The traction trolley 4 and the tray 3 are connected with the tension sensor 61, meanwhile, a sedimentation indication scale 71 and an indication mark 72 are respectively arranged between the traction trolley 4 and the tray 3, in this embodiment, a buckling joint 81 and a buckling seat 82 which are mutually buckled are respectively and fixedly connected between the traction trolley 4 and the tray 3, wherein the buckling seat 82 is provided with a vertically extending guide groove 821, the buckling joint 81 penetrates through the guide groove 821 and extends to the inner side of the buckling seat 82, the end part of the buckling joint 81 is in a T-shaped structure and is rotationally connected with a roller 811 in rolling contact with the inner wall of the buckling seat 82, the traction trolley 4 and the tray 3 are mutually buckled and connected through the buckling joint 81 and the buckling seat 82, meanwhile, the buckling joint 81 and the buckling seat 82 can slide vertically through the guide groove 821 relatively, so that the inaccuracy of test results caused by the load sharing of the tray 3 by the traction trolley 4 is avoided, and meanwhile, the friction between the buckling seat 82 and the buckling joint 81 is reduced by the roller 811, and the result of the sedimentation height is more accurate.
In this embodiment, one of the methods for testing the slide rail 9 by using the slide rail tester is as follows:
S1, installing a test sliding rail 9 and a tray 3, and placing weights in the tray 3 according to actual conditions.
S2, setting the traction trolley 4 to pull the tray 3 with constant pulling force, and setting the test termination speed of the traction trolley 4.
S3, running the slide rail testing machine, along with the continuous repeated extension and retraction of the test slide rail 9, gradually wearing the test slide rail 9 to increase the telescopic friction resistance, and setting the traction trolley 4 to pull the tray 3 with constant tension, so that the time of the traction trolley 4 moving for one stroke can be gradually increased, namely the speed is gradually reduced, when the speed of the traction trolley is reduced to the test termination speed, the test is finished, at the moment, the maximum stretchable times of the test slide rail 9 in normal use can be judged according to the stretching times of the test slide rail 9, and meanwhile, the deformation condition of the slide rail in the service life of the slide rail can be judged by reading the indication scale of the indication mark 72 on the sedimentation indication scale 71.
In this embodiment, the second method for testing the slide rail 9 by using the slide rail tester is as follows:
S1, installing a test sliding rail 9 and a tray 3, and placing weights in the tray 3 according to actual conditions.
S2, setting the traction trolley 4 to pull the tray 3 at a constant speed, and setting the test termination tension of the traction trolley 4.
S3, running the slide rail testing machine, along with the continuous repeated extension and retraction of the test slide rail 9, gradually wearing the test slide rail 9 to increase the telescopic friction resistance, and setting the traction trolley 4 to pull the tray 3 at a constant speed, so that the traction trolley 4 gradually increases the pulling force of the traction trolley 4 for maintaining the stable speed, when the pulling force of the traction trolley increases to the test termination speed, the maximum stretchable number of times of the test slide rail 9 in normal use can be judged according to the stretching number of times of the test slide rail 9 at the moment when the test is ended, and meanwhile, the deformation condition of the slide rail in the service life can be judged by reading the indication scale of the indication mark 72 on the sedimentation indication scale 71.
In this embodiment, the third method for testing the slide rail 9 by using the slide rail tester is as follows:
S1, installing a test sliding rail 9 and a tray 3, and placing weights in the tray 3 according to actual conditions.
S2, setting the traction trolley 4 to pull the tray 3 at a constant speed, and setting the test termination times.
S3, running the slide rail testing machine, along with the repeated extension and retraction of the test slide rail 9, gradually wearing the test slide rail 9 to increase the telescopic friction resistance, and because the traction trolley 4 is set to pull the tray 3 at a constant speed, the traction trolley 4 gradually increases the pulling force of the traction trolley 3 for maintaining the constant speed, when the stretching times of the slide rail reaches the test termination times, the pulling force of the traction trolley is read to judge the wearing condition of the test slide rail 9 when the set stretching times are reached, and meanwhile, the deformation condition of the slide rail when the set stretching times are judged by the indication scale of the indication mark 72 on the sedimentation indication scale 71 can be read.
The above-described embodiments are merely preferred embodiments of the present invention, and are not intended to limit the present invention in any way. Any person skilled in the art can make many more possible variations and modifications of the technical solution of the present invention or modify equivalent embodiments without departing from the scope of the technical solution of the present invention by using the technical content disclosed above. Therefore, all equivalent changes according to the inventive concept are covered by the protection scope of the invention without departing from the technical scheme of the invention.
Claims (3)
1. A slide rail test machine, its characterized in that: the device comprises a frame (1), test slide rail mounting brackets (2) arranged at two longitudinal sides of the frame (1), a tray (3) borne between two test slide rails (9), a traction trolley (4) for dragging the tray (3) along the shrinkage direction of the test slide rails (9), a guide rail (111) for guiding the traction trolley (4) to slide and a driving mechanism (5) for driving the traction trolley (4) to slide; the test slide rail (9) is arranged on the test slide rail mounting bracket (2) and slides in a transversely telescopic manner, a tension sensor (61) is connected between the traction trolley (4) and the tray (3), and a sedimentation indication scale (71) and an indication mark (72) are respectively arranged between the traction trolley (4) and the tray (3); the guide rail (111) is fixedly arranged on the transverse moving installation seat (11), the transverse moving installation seat (11) transversely slides relative to the frame (1), and a guide rail length adjusting mechanism for driving the transverse moving installation seat (11) to transversely slide and adjust is arranged at the same time; the guide rail length adjusting mechanism comprises a transverse screw rod (112), and the transverse screw rod (112) is in threaded connection with the transverse moving installation seat (11) and is simultaneously in rotary connection with the frame (1); the test slide rail mounting brackets (2) on two sides are respectively and fixedly mounted on two longitudinally moving mounting seats (12), the two longitudinally moving mounting seats (12) longitudinally slide relatively, and a tray width adjusting mechanism for driving the two longitudinally moving mounting seats to longitudinally slide relatively is arranged at the same time; the tray width adjusting mechanism comprises two longitudinal screw rods (121), and the two longitudinal screw rods (121) are respectively in threaded connection with the two longitudinally moving mounting seats (12) and are in rotary connection with the frame (1); a buckling joint (81) and a buckling seat (82) which are mutually buckled are fixedly connected between the traction trolley (4) and the tray (3) respectively, wherein the buckling seat (82) is provided with a guide groove (821) which extends vertically, the buckling joint (81) penetrates through the guide groove (821) and extends to the inner side of the buckling seat (82), and the end part of the buckling joint (81) is in a T-shaped structure and is rotationally connected with a roller (811) in rolling contact with the inner wall of the buckling seat (82); the tail end and the starting end of the travel of the traction trolley (4) are sequentially provided with two proximity switches (62), and the two proximity switches are respectively used for controlling the speed reduction, the braking and the reciprocating of the traction trolley (4); the traction trolley (4) is utilized to drive the tray (3) to stretch repeatedly, the number of times of movement of the traction trolley (4) is counted, meanwhile, the tension generated when the test sliding rail (9) is pulled out currently is detected through the tension sensor (61), and the abrasion condition of the test sliding rail (9) under the current stretching number can be judged by comparing the initial tension and the current tension; the sedimentation indication scale (71) and the indication mark (72) indicate the sedimentation height of the tray (3) under the current stretching times, so that the deformation condition of the test slide rail (9) is detected.
2. The skid tester of claim 1, wherein: the driving mechanism (5) comprises a traction belt (51), a driving belt pulley (52), a tensioning wheel (56), two driven belt pulleys (53), a reduction gearbox (54) and a driving motor (55), wherein the two driven belt pulleys (53) are respectively arranged at two ends of the stroke of the traction trolley (4), the traction belt (51) is simultaneously in transmission connection with the driving belt pulley (52) and the two driven belt pulleys (53) and is fixedly connected with the traction trolley (4), the driving belt pulley (52) is coaxially connected with an output shaft of the reduction gearbox (54), and the driving motor (55) is coaxially connected with an input shaft of the reduction gearbox (54).
3. The skid tester of claim 1, wherein: the two test slide rail mounting brackets (2) comprise transverse slide bars (21) which extend transversely and connecting pieces (22) which are connected with the transverse slide bars (21) in a sliding mode, the connecting pieces (22) are connected with the test slide rails (9) through bolts, and meanwhile the connecting pieces (22) are connected with locking bolts (23) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811341265.2A CN109470561B (en) | 2018-11-12 | 2018-11-12 | Slide rail testing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811341265.2A CN109470561B (en) | 2018-11-12 | 2018-11-12 | Slide rail testing machine |
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| CN109470561A CN109470561A (en) | 2019-03-15 |
| CN109470561B true CN109470561B (en) | 2024-06-11 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111504143B (en) * | 2020-04-24 | 2021-12-07 | 重庆天扬拓扑科技有限公司 | Linear acceleration tester |
| CN114002062B (en) * | 2021-10-22 | 2024-01-19 | 苏州浪潮智能科技有限公司 | Server guide rail performance testing device and application method thereof |
| TWI798108B (en) * | 2022-06-13 | 2023-04-01 | 國立勤益科技大學 | Linear slide rail simulation calibration system and method |
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