CN220270777U - Load lifting fatigue strength testing mechanism - Google Patents
Load lifting fatigue strength testing mechanism Download PDFInfo
- Publication number
- CN220270777U CN220270777U CN202322013240.2U CN202322013240U CN220270777U CN 220270777 U CN220270777 U CN 220270777U CN 202322013240 U CN202322013240 U CN 202322013240U CN 220270777 U CN220270777 U CN 220270777U
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- fatigue strength
- testing mechanism
- strength testing
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- load lifting
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- 230000007246 mechanism Effects 0.000 title claims abstract description 21
- 238000012360 testing method Methods 0.000 title claims abstract description 21
- 230000033001 locomotion Effects 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 10
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 8
- 238000004146 energy storage Methods 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model discloses a load lifting fatigue strength testing mechanism, which comprises a base, wherein two supporting frames are symmetrically arranged on the base, a lifting platform for positioning a telescopic fork is arranged between the two supporting frames, and a rack is arranged on the lifting platform; the base is provided with servo drive assembly, servo drive assembly's output is provided with the cooperation the gear that the rack used, the gear can with the rack meshing, servo drive assembly drive gear rotate, through the rack drive connect in lift platform's flexible fork vertical up-and-down motion, adopt this mechanism can carry out load fatigue strength test to flexible fork fast truly, this mechanism simple structure, convenient operation.
Description
Technical Field
The utility model relates to the field of testing mechanisms, in particular to a load lifting fatigue strength testing mechanism.
Background
In the automobile power exchange station equipment, a power exchange station is used as power exchange equipment and is also energy storage equipment, and a fork module is used in an energy storage structure; in order to research and explore the fatigue strength life of the fork module in the actual use process, the problem of the fork in operation is more specifically known under the conditions of power-on, carrying operation and parameter measurement; meanwhile, the fork in the energy storage equipment cannot better meet the test requirement due to the actual working time and the power conversion frequency, so that a mechanism capable of rapidly and truly verifying the service life of the fork is needed before the fork is used.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a load lifting fatigue strength testing mechanism, which can be used for rapidly and truly testing load fatigue strength of a telescopic fork.
The technical scheme of the utility model is as follows: the load lifting fatigue strength testing mechanism comprises a base, wherein two supporting frames are symmetrically arranged on the base, a lifting platform for positioning a telescopic fork is arranged between the two supporting frames, and a rack is arranged on the lifting platform; the base is provided with servo drive assembly, servo drive assembly's output is provided with the cooperation the gear that the rack used, the gear can with the rack meshing, servo drive assembly drive gear rotates, through the rack drive connect in lift platform's flexible fork vertical up-and-down motion.
Further, the lifting platform is connected to the inner side of the supporting frame through a linear module.
Further, the lifting platform comprises two first brackets, two second brackets and a bearing frame, and the first brackets, the second brackets and the bearing frame are fixed through welding.
Further, the height of the first bracket is greater than the height of the second bracket.
Further, the rack is disposed on the second support, and the length of the rack is equal to the height of the second support.
Further, a limiting block is arranged at the top end of the supporting frame.
Further, the servo driving assembly is arranged on the base through a fixing support.
Further, the servo driving assembly comprises a servo motor, a speed reducer, a transmission shaft and a bearing seat, one end of the transmission shaft is connected to the speed reducer, and the other end of the transmission shaft penetrates through the bearing seat to be connected to the gear.
Further, the telescopic fork is connected to the lifting platform through a bolt.
Further, fixed frames capable of placing the load blocks are arranged on the opposite sides of the lifting platform.
The beneficial technical effects of the utility model are as follows:
1. through gear and rack meshing, guaranteed that lift platform's operation is more smooth and easy, improved positioning accuracy.
2. Be provided with the stopper on the support frame, inject lift platform's stroke through setting up the stopper, can effectually restrict the running position, play the guard action to the motion stroke.
3. One side of the lifting platform is provided with a fixed frame, the telescopic fork stretches out and retracts to carry the load block on the fixed frame, and the real scene of the fork in actual work is simulated well.
4. The lifting platform is connected to the supporting frame through the linear module, and the smoothness of the movement process of the lifting platform is further improved through the linear module.
The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the connection structure of the lifting platform and the base of the present utility model;
FIG. 3 is a schematic structural view of the lifting platform of the present utility model;
FIG. 4 is a schematic view of the structure of the connection of the base and the support frame of the present utility model;
FIG. 5 is a schematic view of a servo driving assembly according to the present utility model.
The reference numerals are:
100. a base; 110. a support frame; 111. a limiting block; 120. a linear module; 130. a fixed bracket; 200. a lifting platform; 210. a first bracket; 220. a second bracket; 230. a bearing frame; 240. a rack; 300. a retractable fork; 400. a servo drive assembly; 410. a servo motor; 420. a speed reducer; 430. a transmission shaft; 440. a bearing seat; 450. a gear; 500. a fixed frame; 600. and a load block.
Detailed Description
In order that the manner in which the above recited features of the present utility model are attained and can be understood in detail, a more particular description of the utility model, briefly summarized below, may be had by reference to the appended drawings and examples, which are illustrated in their embodiments, but are not intended to limit the scope of the utility model.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the present application described herein.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are directions or positional relationships described based on the embodiments and shown in the drawings, or directions or positional relationships in which the inventive product is conventionally put in use are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model.
As shown in fig. 1 to 5, the utility model specifically relates to a load lifting fatigue strength testing mechanism, which comprises a base 100, wherein two supporting frames 110 are symmetrically arranged on the base 100, a lifting platform 200 for positioning a telescopic fork 300 is arranged between the two supporting frames 110, and a rack 240 is arranged on the lifting platform 200; the base 100 is provided with a servo driving assembly 400, the output end of the servo driving assembly 400 is provided with a gear 450 matched with the rack 240, the gear 450 can be meshed with the rack 240, the servo driving assembly 400 drives the gear 450 to rotate, and the rack 240 drives the telescopic fork 300 connected to the lifting platform 200 to vertically move up and down.
It should be noted that, the telescopic fork 300 is a relatively mature device in the prior art, and a person can carry the object on the frame to another frame through the telescopic fork 300, and the working efficiency is improved through the automation operation, so the specific structure of the telescopic fork 300 will not be described in detail here.
In the process of using and selecting the telescopic fork 300, the load bearing capacity and the fatigue resistance of the telescopic fork 300 need to be detected, so that the safety in the carrying process is avoided.
The telescopic fork 300 is arranged on the lifting platform 200, the lifting platform 200 is arranged between the two supporting frames 110, wherein the racks 240 and the gears 450 are always meshed together, and when the servo driving assembly 400 is started, the racks 240 are driven to move through the gears 450, so that the lifting platform 200 is driven to vertically move up and down, and the scene of carrying goods by the telescopic fork 300 is simulated.
In addition, the lifting platform 200 moves vertically upwards, so that the telescopic fork 300 reaches a designated position, the telescopic fork 300 carries the object, so that the object is located on the telescopic fork 300, at this time, the lifting platform 200 continues to move vertically upwards, so that the object is in a suspended state, and meanwhile, the telescopic fork 300 moves telescopically, so that the object is carried back and forth, and the real scene in the actual use process is simulated.
As shown in fig. 2-4, the lifting platform 200 is connected to the inner side of the supporting frame 110 through a linear module 120.
By arranging the linear module 120, smoothness and stability of the lifting platform 200 in the moving process are further improved, so that a use scene can be truly simulated.
As shown in fig. 2 to 3, the lifting platform 200 includes two first brackets 210, two second brackets 220, and a receiving frame 230, and the first brackets 210, the second brackets 220, and the receiving frame 230 are fixed by welding.
The first brackets 210 are disposed opposite to each other, the second brackets 220 are disposed opposite to each other, and the first brackets 210 and the second brackets 220 are welded to the upper ends of the receiving frames 230, and the second brackets 220 are disposed inside the supporting frames 110.
The height of the first bracket 210 is greater than that of the second bracket 220, wherein the telescopic fork 300 is connected to the first bracket 210 through a bolt, and the height of the first bracket 210 is greater than that of the second bracket 220, so that interference exists in the moving process of the telescopic fork 300, and meanwhile, the second bracket 220 can be better matched with the supporting frame 110.
The rack 240 is disposed on the second support 220, and the length of the rack 240 is equal to the height of the second support 220.
As shown in fig. 2-4, the top end of the supporting frame 110 is provided with a limiting block 111, and the limiting block 111 is abutted against the second bracket 220 to limit the movement stroke of the lifting platform 200, and the same supporting frame 110 is also provided with a signal sensor, so that the movement stroke of the lifting platform 200 can be more accurately limited through the signal sensor.
As shown in fig. 4, the servo driving assembly 400 is disposed on the base 100 through the fixing bracket 130, so as to ensure the stability of the servo driving assembly 400 during the working process.
As shown in fig. 4 and 5, the servo driving assembly 400 includes a servo motor 410, a speed reducer 420, a transmission shaft 430, and a bearing housing 440, one end of the transmission shaft 430 is connected to the speed reducer 420, and the other end of the transmission shaft 430 is connected to a gear 450 through the bearing housing 440.
The telescopic fork 300 is connected to the lifting platform 200 by bolts.
The opposite sides of the lifting platform 200 are respectively provided with a fixed frame 500 capable of placing the load block 600, and the fixed frames 500 are symmetrically arranged at two sides of the lifting platform 200.
The lifting platform 200 drives the telescopic fork 300 to vertically move upwards, the telescopic fork 300 is synchronously started, the telescopic end is moved to the lower side of the loading block 600, at this time, the lifting platform 200 continues to drive the telescopic fork 300 to vertically move upwards, and the loading block 600 is far away from the fixed frame 500 and is located on the telescopic fork 300.
When the specified position is reached, the lifting platform 200 stops moving, at which time the telescopic fork 300 carries the load block 600 so that the load block 600 reaches the upper side of the other fixed frame 500, and at which time the lifting platform 200 moves vertically downward so that the telescopic fork 300 places the load block 600 on the other fixed frame 500.
And carrying in a reciprocating manner to truly simulate the carrying scene of the fork.
The above examples are only specific embodiments of the present utility model for illustrating the technical solution of the present utility model, but not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the foregoing examples, it will be understood by those skilled in the art that the present utility model is not limited thereto: any person skilled in the art may modify or easily conceive of the technical solution described in the foregoing embodiments, or perform equivalent substitution of some of the technical features, while remaining within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and are intended to be included in the scope of the present utility model.
Claims (10)
1. The utility model provides a load lifting fatigue strength testing mechanism which is characterized in that, including base (100), base (100) symmetry is provided with two support frames (110), is provided with lift platform (200) of location flexible fork (300) between two support frames (110), lift platform (200) are provided with rack (240); the base (100) is provided with servo drive assembly (400), the output of servo drive assembly (400) is provided with cooperation rack (240) gear (450) that use, gear (450) can with rack (240) meshing, servo drive assembly (400) drive gear (450) rotate, drive through rack (240) connect in flexible fork (300) vertical up-and-down motion of lift platform (200).
2. The load lifting fatigue strength testing mechanism according to claim 1, wherein the lifting platform (200) is connected to the inner side of the support frame (110) through a linear module (120).
3. The load lifting fatigue strength testing mechanism according to claim 2, wherein the lifting platform (200) comprises two first brackets (210), two second brackets (220) and a receiving bracket (230), and the first brackets (210), the second brackets (220) and the receiving bracket (230) are fixed by welding.
4. A load lifting fatigue strength testing mechanism according to claim 3, characterised in that the height of the first bracket (210) is greater than the height of the second bracket (220).
5. The load lifting fatigue strength testing mechanism according to claim 4, wherein the rack (240) is provided to the second bracket (220), and the length of the rack (240) is equal to the height of the second bracket (220).
6. The load lifting fatigue strength testing mechanism according to claim 1, wherein a limiting block (111) is arranged at the top end of the supporting frame (110).
7. The load lifting fatigue strength testing mechanism according to claim 1, wherein the servo drive assembly (400) is arranged on the base (100) by means of a fixed bracket (130).
8. The load lifting fatigue strength testing mechanism according to claim 7, wherein the servo drive assembly (400) comprises a servo motor (410), a speed reducer (420), a transmission shaft (430) and a bearing block (440), one end of the transmission shaft (430) is connected to the speed reducer (420), and the other end of the transmission shaft (430) is connected to the gear (450) through the bearing block (440).
9. The load lifting fatigue strength testing mechanism according to claim 1, wherein the telescopic fork (300) is bolted to the lifting platform (200).
10. A load lifting fatigue strength testing mechanism according to claim 1, wherein the opposite sides of the lifting platform (200) are each provided with a fixed frame (500) capable of placing a load block (600).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322013240.2U CN220270777U (en) | 2023-07-28 | 2023-07-28 | Load lifting fatigue strength testing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322013240.2U CN220270777U (en) | 2023-07-28 | 2023-07-28 | Load lifting fatigue strength testing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220270777U true CN220270777U (en) | 2023-12-29 |
Family
ID=89305113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322013240.2U Active CN220270777U (en) | 2023-07-28 | 2023-07-28 | Load lifting fatigue strength testing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220270777U (en) |
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2023
- 2023-07-28 CN CN202322013240.2U patent/CN220270777U/en active Active
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