CN220120373U - Axle fatigue test device - Google Patents
Axle fatigue test device Download PDFInfo
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- CN220120373U CN220120373U CN202321707237.4U CN202321707237U CN220120373U CN 220120373 U CN220120373 U CN 220120373U CN 202321707237 U CN202321707237 U CN 202321707237U CN 220120373 U CN220120373 U CN 220120373U
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- fixed shaft
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- rod
- test device
- fatigue test
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- 238000009661 fatigue test Methods 0.000 title claims abstract description 19
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000012360 testing method Methods 0.000 abstract description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to the technical field of axle tests and discloses an axle fatigue test device which effectively solves the problem that at present, different axles are different in height, so that a concave block is unlikely to contact with an axle with a lower height.
Description
Technical Field
The utility model belongs to the technical field of axle tests, and particularly relates to an axle fatigue test device.
Background
According to the patent document with the application publication number of CN114264559A, the utility model is named as an axle fatigue test device, and the specification of the device is recorded as follows: the bolt is unscrewed, the slide bar blocks are slid, the positions of the two slide bar blocks are adjusted, the bolt is screwed down after being adjusted to a proper position, the double-shaft servo motor is enabled to work after being screwed down, the double-shaft servo motor drives rotating shafts of two output shafts of the double-shaft servo motor to rotate respectively, the two rotating shafts drive two first main gears to rotate respectively, the two first main gears drive first gear plates meshed with the two first main gears to rotate respectively, the first gear plates drive the adjusting rod to make eccentric motion, the upper end of the adjusting rod drives the sliding block to slide on the limiting shaft, the slide bar blocks move downwards, the concave block at the lower end of the slide bar blocks continuously presses down the axle, and then fatigue resistance testing of the axle is completed, but the following defects still exist:
when the axle is pressed down, the concave blocks are not easy to contact with the axles with lower heights due to different heights of different axles, so that the fatigue resistance performance test effect is poor.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the axle fatigue test device, which effectively solves the problem that the concave blocks are unlikely to contact with axles with lower heights due to different heights of different axles at present.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the axle fatigue test device comprises a workbench, wherein a pressing component is arranged at the top end of the workbench;
the pressing component comprises guide rods symmetrically arranged at the top end of the workbench, the two guide rods are symmetrically arranged at two sides of the chute, a moving plate is arranged above the workbench and is in sliding connection with the two guide rods, a sliding groove is formed in the moving plate, and a pressing unit is arranged in the sliding groove;
a driving motor is installed on one side of the workbench, a rotary table is installed on an output shaft of the driving motor, a second fixed shaft is installed on the rotary table, a first fixed shaft is installed at one end of the moving plate and is parallel to the second fixed shaft, the first fixed shaft is located above the second fixed shaft, a rotating rod is installed between the first fixed shaft and the second fixed shaft, two ends of the rotating rod are respectively connected with the first fixed shaft and the second fixed shaft in a rotating mode, and a pressing limit adjusting unit is installed between the rotary table and the second fixed shaft.
Preferably, the pushing unit comprises a sliding block movably arranged in the sliding groove, the top end and the bottom end of the sliding block are symmetrically provided with limiting plates, and the upper limiting plate and the lower limiting plate are respectively contacted with the upper side and the lower side of the moving plate.
Preferably, the upper limit plate is symmetrically connected with compression bolts in a threaded manner, the lower limit plate is provided with a screw cylinder at the bottom end, a stud is connected with the screw cylinder in an internal threaded manner, and a pressing block is arranged at the bottom end of the stud.
Preferably, the pressing limit adjusting unit comprises a moving groove arranged on one side of the turntable, far away from the driving motor, one end of the moving groove points to the circle center of the turntable, a moving block is slidably arranged in the moving groove, and the second fixing shaft is fixedly arranged on the moving block.
Preferably, the draw-in groove has been seted up to the equidistance on the inner wall of removal groove, and fixed section of thick bamboo is installed to one side that the movable block was kept away from to the second fixed axle, and fixed section of thick bamboo's inside movable mounting has the draw-in lever, and the draw-in lever runs through to one side that the movable block kept away from the second fixed axle, draw-in lever and draw-in groove joint.
Preferably, a pull rod is arranged at one end of the clamping rod, the pull rod penetrates through the outer side of the fixed cylinder, a spring is arranged at one end, close to the pull rod, of the clamping rod, and one end of the spring is fixedly connected with the inner wall of the fixed cylinder.
Preferably, clamping plates are symmetrically arranged above the workbench, sliding blocks are arranged at the bottom ends of the clamping plates, sliding grooves are formed in the top ends of the workbench, the sliding blocks are in sliding connection with the sliding grooves, screw rods are connected with the end portions of the sliding grooves in a rotating mode and are in threaded connection with the two sliding blocks, the screw grooves in the two sliding blocks are in opposite threaded arrangement, one ends of the screw rods are fixedly connected with output shafts of the servo motors, and the servo motors are arranged on the workbench.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, the second fixed shaft is arranged on the movable block, the movable block is arranged in the movable groove in a sliding manner, and the movable block is clamped with the clamping groove through the clamping rod, so that the position of the movable block in the movable groove is adjusted, the downward movement limit position of the downward pressing block is adjusted, the downward pressing block can conveniently knock axles with different heights, and axle fatigue tests can be conveniently carried out;
(2) This novel double-screw bolt and spiral shell section of thick bamboo threaded connection through briquetting top down, after the double-screw bolt rotates to adjust the distance of briquetting and spiral shell section of thick bamboo down, thereby finely tune down the briquetting down position, conveniently press down the briquetting and strike the axle, conveniently carry out axle fatigue test.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.
In the drawings:
FIG. 1 is a schematic diagram of an axle fatigue test device according to the present utility model;
FIG. 2 is a schematic view of the structure of the clamping plate of the present utility model;
FIG. 3 is a schematic view of the structure of the pressing unit of the present utility model;
FIG. 4 is a schematic diagram of a press-down limit adjustment unit according to the present utility model;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4A according to the present utility model;
in the figure: 1. a work table; 2. a clamping plate; 3. a chute; 4. a slide block; 5. a screw; 6. a servo motor; 7. pressing down the assembly; 701. a guide rod; 702. a moving plate; 703. a sliding groove; 704. a pressing unit; 7041. a sliding block; 7042. a limiting plate; 7043. a compression bolt; 7044. a screw cylinder; 7045. a stud; 7046. pressing the block; 705. a first fixed shaft; 706. a driving motor; 707. a turntable; 708. a second fixed shaft; 709. a rotating lever; 710. a pressing limit adjusting unit; 7101. a moving groove; 7102. a moving block; 7103. a clamping groove; 7104. a fixed cylinder; 7105. a clamping rod; 7106. a pull rod; 7107. and (3) a spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
An embodiment I is shown in fig. 1-5, the utility model comprises a workbench 1, wherein a pressing component 7 is arranged at the top end of the workbench 1;
the pressing component 7 comprises guide rods 701 symmetrically arranged at the top end of the workbench 1, the two guide rods 701 are symmetrically arranged at two sides of the sliding chute 3, a moving plate 702 is arranged above the workbench 1, the moving plate 702 is in sliding connection with the two guide rods 701, a sliding groove 703 is formed in the moving plate 702, a pressing unit 704 is arranged in the sliding groove 703, a driving motor 706 is arranged on one side of the workbench 1, a rotary table 707 is arranged on an output shaft of the driving motor 706, a second fixed shaft 708 is arranged on the rotary table 707, a first fixed shaft 705 is arranged at one end of the moving plate 702, the first fixed shaft 705 is parallel to the second fixed shaft 708, a rotating rod 709 is arranged between the first fixed shaft 705 and the second fixed shaft 708, two ends of the rotating rod 709 are respectively in rotating connection with the first fixed shaft 705 and the second fixed shaft 708, and a pressing limit adjusting unit 710 is arranged between the rotary table 707 and the second fixed shaft 708.
The lower pressing unit 704 comprises a sliding block 7041 movably arranged in a sliding groove 703, limiting plates 7042 are symmetrically arranged at the top end and the bottom end of the sliding block 7041, an upper limiting plate 7042 and a lower limiting plate 7042 are respectively contacted with the upper side and the lower side of the moving plate 702, compression bolts 7043 are symmetrically connected to the limiting plates 7042 in a threaded manner, a screw barrel 7044 is arranged at the bottom end of the lower limiting plate 7042, a stud 7045 is connected to the inner thread of the screw barrel 7044, a lower pressing block 7046 is arranged at the bottom end of the stud 7045, the stud 7045 at the top end of the lower pressing block 7046 is in threaded connection with the screw barrel 7044, and after the stud 7045 rotates, the distance between the lower pressing block 7046 and the screw barrel 7044 is adjusted, so that the lower displacement position of the lower pressing block 7046 is finely adjusted, the lower pressing block 7046 is convenient to knock an axle, and the axle fatigue test is convenient to carry out;
the lower pressure limit adjusting unit 710 comprises a moving groove 7101 arranged on one side of the rotary table 707 far away from the driving motor 706, one end of the moving groove 7101 points to the center position of the rotary table 707, a moving block 7102 is slidably arranged in the moving groove 7101, a second fixing shaft 708 is fixedly arranged on the moving block 7102, clamping grooves 7103 are formed in the inner wall of the moving groove 7101 at equal intervals, a fixed cylinder 7104 is arranged on one side of the second fixing shaft 708 far away from the moving block 7102, a clamping rod 7105 is movably arranged in the fixed cylinder 7104, the clamping rod 7105 penetrates to one side of the moving block 7102 far away from the second fixing shaft 708, the clamping rod 7105 is clamped with the clamping groove 7103, a pull rod 7106 is arranged at one end of the clamping rod 7105, the pull rod 7106 penetrates to the outer side of the fixed cylinder 7104, one end of the clamping rod 7105 close to the pull rod 7106 is fixedly connected with the inner wall of the fixed cylinder 7104, the second fixing shaft 708 is arranged on the moving block 7102, the moving block 7102 is slidably arranged in the moving groove 7101, the moving block 7102 is movably arranged on one side of the moving block 7102, the moving block 7102 is movably connected with the clamping rod 7105 through the clamping rod 7103, accordingly the clamping rod 7105 is positioned at the inner side of the clamping groove 7104, the lower pressure limit position of the moving block 7046 is convenient to adjust the lower pressure limit position of the axle, and the lower pressure limit of the pressure limit adjusting unit 7046 is convenient to beat the lower pressure limit position of the axle.
The top symmetry of workstation 1 is equipped with splint 2, and slider 4 has been installed to splint 2's bottom, and spout 3 has been seted up on workstation 1's top, slider 4 and spout 3 sliding connection, and the tip rotation of spout 3 is connected with screw rod 5, screw rod 5 and two slider 4 threaded connection, and the direction is opposite is seted up to the helicla flute screw thread on two sliders 4, and the output shaft fixed connection of screw rod 5 and servo motor 6, servo motor 6 installs on workstation 1.
Working principle: when the device is used, firstly, the axle is placed at the top end of the workbench 1, the servo motor 6 is started, the screw 5 is rotated, and as the screw 5 is in threaded connection with the two sliding blocks 4, the threaded grooves on the two sliding blocks 4 are in opposite threaded opening directions, so that the two clamping plates 2 are driven to be close to each other, and the axle is clamped and fixed;
starting a driving motor 706 to enable a rotary table 707 to rotate, and then driving one end of a rotary rod 709 to move along with a second fixed shaft 708 on the rotary table 707, so as to drive the other end of the rotary rod 709 to pull a moving plate 702 to move up and down along a guide rod 701 in a reciprocating manner, so as to drive a lower pressing block 7046 to move up and down in a reciprocating manner to continuously press down an axle, and further test the fatigue degree of the axle;
when the detected height of the axle changes, the lower pressing block 7046 is screwed at the moment, and the stud 7045 at the top end of the lower pressing block 7046 is in threaded connection with the screw barrel 7044, so that the distance between the lower pressing block 7046 and the screw barrel 7044 is adjusted after the stud 7045 rotates, the downward displacement position of the lower pressing block 7046 is finely adjusted, the lower pressing block 7046 is convenient to press the axle, and an axle fatigue resistance test is convenient to carry out;
pull rod 7106 is pulled out, so that spring 7107 is pulled to be disengaged from clamping groove 7103, moving block 7102 is carried out, the position of moving block 7102 in moving groove 7101 is adjusted, clamping rod 7105 is then clamped with corresponding clamping groove 7103, the position of second fixing shaft 708 is adjusted, the moving range of rotating rod 709 is adjusted, the lower limit position of lower pressing block 7046 is adjusted, the lower pressing block 7046 is convenient to knock an axle, and anti-fatigue test of the axle is convenient to carry out.
Claims (7)
1. The utility model provides an axle fatigue test device, includes workstation (1), its characterized in that: the top end of the workbench (1) is provided with a pressing component (7);
the pressing component (7) comprises guide rods (701) symmetrically arranged at the top end of the workbench (1), the two guide rods (701) are symmetrically arranged at two sides of the chute (3), a moving plate (702) is arranged above the workbench (1), the moving plate (702) is in sliding connection with the two guide rods (701), a sliding groove (703) is formed in the moving plate (702), and a pressing unit (704) is arranged in the sliding groove (703);
a driving motor (706) is installed on one side of the workbench (1), a rotary table (707) is installed on an output shaft of the driving motor (706), a second fixed shaft (708) is installed on the rotary table (707), a first fixed shaft (705) is installed at one end of the moving plate (702), the first fixed shaft (705) is parallel to the second fixed shaft (708), the first fixed shaft (705) is located above the second fixed shaft (708), a rotating rod (709) is installed between the first fixed shaft (705) and the second fixed shaft (708), two ends of the rotating rod (709) are respectively connected with the first fixed shaft (705) and the second fixed shaft (708) in a rotating mode, and a pressing limit adjusting unit (710) is installed between the rotary table (707) and the second fixed shaft (708).
2. The axle fatigue test device of claim 1, wherein: the pushing unit (704) comprises a sliding block (7041) movably arranged in the sliding groove (703), limiting plates (7042) are symmetrically arranged at the top end and the bottom end of the sliding block (7041), and the upper limiting plate and the lower limiting plate (7042) are respectively contacted with the upper side and the lower side of the moving plate (702).
3. The axle fatigue test device of claim 2, wherein: the upper limiting plate (7042) is symmetrically connected with a compression bolt (7043) in a threaded mode, a screw cylinder (7044) is installed at the bottom end of the lower limiting plate (7042), a stud (7045) is connected with the inner thread of the screw cylinder (7044), and a pressing block (7046) is installed at the bottom end of the stud (7045).
4. The axle fatigue test device of claim 1, wherein: the pressing limit adjusting unit (710) comprises a moving groove (7101) formed in one side, far away from the driving motor (706), of the rotary table (707), one end of the moving groove (7101) points to the circle center of the rotary table (707), a moving block (7102) is slidably mounted in the moving groove (7101), and a second fixing shaft (708) is fixedly mounted on the moving block (7102).
5. The axle fatigue test device of claim 4, wherein: clamping grooves (7103) are formed in the inner wall of the moving groove (7101) at equal intervals, a fixed cylinder (7104) is arranged on one side, far away from the moving block (7102), of the second fixed shaft (708), a clamping rod (7105) is movably arranged in the fixed cylinder (7104), the clamping rod (7105) penetrates through one side, far away from the second fixed shaft (708), of the moving block (7102), and the clamping rod (7105) is clamped with the clamping groove (7103).
6. The axle fatigue test device of claim 5, wherein: one end of the clamping rod (7105) is provided with a pull rod (7106), the pull rod (7106) penetrates through the outer side of the fixed cylinder (7104), one end, close to the pull rod (7106), of the clamping rod (7105) is provided with a spring (7107), and one end of the spring (7107) is fixedly connected with the inner wall of the fixed cylinder (7104).
7. The axle fatigue test device of claim 1, wherein: the top symmetry of workstation (1) is equipped with splint (2), and slider (4) are installed to the bottom of splint (2), and spout (3) have been seted up on the top of workstation (1), slider (4) and spout (3) sliding connection, and the tip rotation of spout (3) is connected with screw rod (5), screw rod (5) and two slider (4) threaded connection, and the opposite direction is seted up to the helicla flute screw thread on two sliders (4), and the output shaft fixed connection of screw rod (5) one end and servo motor (6), servo motor (6) are installed on workstation (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321707237.4U CN220120373U (en) | 2023-06-30 | 2023-06-30 | Axle fatigue test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321707237.4U CN220120373U (en) | 2023-06-30 | 2023-06-30 | Axle fatigue test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220120373U true CN220120373U (en) | 2023-12-01 |
Family
ID=88916100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321707237.4U Active CN220120373U (en) | 2023-06-30 | 2023-06-30 | Axle fatigue test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220120373U (en) |
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2023
- 2023-06-30 CN CN202321707237.4U patent/CN220120373U/en active Active
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