CN113567106B - Bus stop sunshade ceiling strength test equipment - Google Patents
Bus stop sunshade ceiling strength test equipment Download PDFInfo
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- CN113567106B CN113567106B CN202111117774.9A CN202111117774A CN113567106B CN 113567106 B CN113567106 B CN 113567106B CN 202111117774 A CN202111117774 A CN 202111117774A CN 113567106 B CN113567106 B CN 113567106B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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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
- G01N3/02—Details
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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
- G01N3/02—Details
- G01N3/04—Chucks
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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
- G01N3/14—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by dead weight, e.g. pendulum; generated by springs tension
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- 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
- G01N2203/0019—Compressive
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Abstract
The invention relates to the technical field of strength testing of public transport facilities, in particular to a bus stop sunshade ceiling strength testing device which comprises a testing frame and a testing mechanism, wherein the testing mechanism is installed at the upper end of the testing frame, the testing frame comprises a base plate, a U-shaped frame, reinforcing ribs, a connecting block, a cylinder, a lifting rod, an installing plate and a lifting mechanism, and the testing mechanism comprises a top plate, a double-shaft hydraulic cylinder, a moving block, a rotating bar, a fixing block, a display branched chain and a testing branched chain. The invention replaces the traditional manual detection mode with the test equipment, reduces the manual work intensity and improves the detection efficiency, and the invention can apply two acting forces with different magnitudes in the test process, thereby more accurately testing the bending deformation of the ceiling and definitely obtaining the maximum deformation borne by the sunshade ceiling.
Description
Technical Field
The invention relates to the technical field of strength testing of public transport facilities, in particular to a bus stop sunshade ceiling strength testing device.
Background
The bus station is a public facility specially constructed for urban citizens waiting for a bus, and comprises a stand column, a ceiling, a lamp box, a seat, a garbage can, a line indicator board and the like, wherein the ceiling has the functions of shading sun and shielding rain.
At present, exert the holding down force and lead to the sunroof to buckle and topple over because of various reasons in the external world to the sunroof, and then lead to the fact personnel's safety problem, consequently bus stop need detect the bending strength of sunroof before coming into use, and current bus stop sunshade top still has following difficult problem in the strength test process: a. most of the existing bus station sunroof strength tests are carried out by manually applying pressure on the sunroof by means of existing tools, so that the bending strength of the sunroof cannot be accurately detected due to uneven application force, and meanwhile, the mode is high in working strength and complex in operation; b. in the existing bus station sunshade ceiling strength test process, the bearing pressure strength of the sunshade ceiling can be only roughly detected, and the maximum deformation quantity borne by the sunshade ceiling cannot be clearly obtained.
Disclosure of Invention
The invention provides a bus stop sunshade ceiling strength testing device which can solve the above-mentioned problems.
In order to achieve the purpose, the invention specifically adopts the following technical scheme: the utility model provides a bus stop sunshade ceiling intensity test equipment, includes test jig and accredited testing organization, test jig upper end install accredited testing organization.
The test jig include base plate, U type frame, stiffening rib, connecting block, drum, lifter, mounting panel and elevating system, base plate upper end install the U type frame of inversion, the stiffening rib is all installed to the vertical section left and right sides of U type frame, the stiffening rib is fixed on the base plate, be connected with the connecting block between two vertical sections of U type frame, the drum of symmetry around being provided with two on the U type frame, both ends are installed respectively on U type frame horizontal segment and connecting block through the bearing about the drum, the slip cap is equipped with the lifter on the drum, U type frame top is provided with the mounting panel, the lifter upper end is fixed on the mounting panel, be provided with elevating system between connecting block and the mounting panel.
The testing mechanism comprises a top plate, a double-shaft hydraulic cylinder, moving blocks, a rotating strip, a fixed block, a display branched chain and a testing branched chain, wherein the upper end surface of the mounting plate is provided with two symmetrical moving blocks in a sliding manner, the lower end of each moving block is provided with a T-shaped block, the upper end surface of the mounting plate is provided with a T-shaped groove matched with the T-shaped block, the middle part of the mounting plate is provided with the double-shaft hydraulic cylinder, the output end of the double-shaft hydraulic cylinder is connected with the moving blocks, the right side of each moving block is rotatably provided with the rotating strip, the rotating strip is arranged on the upper end surface of the mounting plate in a sliding manner, the right side of the double-shaft hydraulic cylinder is provided with the fixed block, one end of the rotating strip, far away from the moving block, is rotatably arranged on the fixed block, the lower end and the right end of the fixed block are respectively provided with the display branched chain and the testing branched chain, the upper end surface of the mounting plate is provided with the top plate, and the middle part of the lower end of the top plate is provided with a matching groove, and the upper end surface of the moving block and the upper end surface of the rotating strip are in sliding fit with the top of the matching groove.
Preferably, elevating system including rotating a section of thick bamboo, lead screw, outer ring gear, gear and elevator motor, it installs respectively on the horizontal segment and the connecting block of U type frame through the bearing to rotate a section of thick bamboo both ends, and just rotates a section of thick bamboo and be located between two drums, it installs terminal surface under the mounting panel with lead screw threaded connection and lead screw upper end to rotate a section of thick bamboo, it installs outer ring gear and gear external toothing on the section of thick bamboo to rotate, the gear is installed on elevator motor's output, elevator motor passes through the motor cabinet and installs on the connecting block.
Preferably, the test branch chain include survey test panel, U template, briquetting and guide block down, the fixed block right-hand member is installed and is surveyed the board, survey the test panel upper end and be fixed with the U template, survey the test panel below and be provided with briquetting down, the briquetting upper end is installed two around the guide block of symmetry and the guide block upper end slides and runs through and survey the board down.
Preferably, survey test panel down the terminal surface in the past and evenly install extrusion spring backward, the plectane is installed to extrusion spring lower extreme, is located to survey two plectanes of testing panel front and back end and installs under on the briquetting, is located to survey the plectane and the briquetting contact down at test panel middle part, the plectane center is connected with wire rope, up pass extrusion spring, survey test panel and U template in proper order down in the wire rope upper end.
Preferably, a connecting plate is arranged above the U-shaped plate, two ends of the connecting plate are connected with the output end of a first electric push rod, a fixing section of the first electric push rod is installed between the U-shaped plate and the test plate, the upper ends of two steel wire ropes at the front end and the rear end of the test plate are connected to the connecting plate, an auxiliary plate is arranged above the middle of the U-shaped plate, the front end and the rear end of the auxiliary plate are connected with the output end of a second electric push rod, a fixing section of the second electric push rod is installed between the U-shaped plate and the test plate, a through hole is formed in the middle of the connecting plate, the auxiliary plate is slidably arranged in the through hole, and the upper ends of the steel wire ropes are connected to the auxiliary plate.
Preferably, the display branched chain include rotor plate, mounting bar and holding down plate, the fixed block below is provided with the rotor plate, the rotor plate left side front and back end all rotates with the mounting bar lower extreme to be connected, the mounting bar upper end is fixed on the fixed block, the holding down plate is installed to the holding down plate left end and the holding down plate is located the rotor plate top down.
Preferably, the front end of the bottom of the mounting bar, which is positioned at the front end of the fixed block, is provided with a fan-shaped block, an arc-shaped groove is formed in the fan-shaped block, a round rod is arranged in the arc-shaped groove in a sliding manner, and the rear end of the round rod is fixed at the front end of the rotating plate.
Preferably, the fixed block around both sides lower extreme all install the draw runner, two symmetrical spouts around are seted up to the mounting panel up end, the draw runner slides and sets up in the spout.
The invention has the beneficial effects that: 1. according to the invention, the traditional manual detection mode is replaced by the test equipment, the manual working strength is reduced, the detection efficiency is improved, the bending deformation quantity borne by the sunroof can be further tested by applying different acting forces in the test process, and meanwhile, the maximum deformation quantity borne by the sunroof can be definitely obtained.
2. The height of the mounting plate can be changed through the threaded matching of the screw rod and the rotating cylinder, so that the height of the testing branched chain is synchronously changed, the mounting plate is convenient to place and maintain at ordinary times, the stability of the mounting plate in the lifting process can be improved through the cylinder and the lifting rod, and meanwhile, the testing mechanism is ensured to be kept in a good and stable state in the ceiling strength testing process.
3. The testing branched chain can be driven to move left and right along with the fixed block by the connecting rod structure formed by the rotating strip and the fixed block, when the strength of the sunroof is required to be tested, the testing branched chain is driven to move away from the mounting plate by the double-shaft hydraulic cylinder so as to test the bending deformation quantity borne by the sunroof, two acting forces with different magnitudes can be applied in the testing process, the bending deformation quantity of the sunroof can be tested more accurately, and meanwhile, the bending deformation quantity of the sunroof can be visually seen by displaying the descending height of the round rod in the branched chain.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a first view structure diagram of the present invention.
Fig. 2 is a schematic diagram of a second viewing angle structure according to the present invention.
FIG. 3 is a schematic diagram of the testing mechanism of the present invention.
FIG. 4 is a schematic diagram of the structure of a test branch of the present invention.
Fig. 5 is a partial enlarged view of the invention at a in fig. 2.
Fig. 6 is a partial enlarged view of the invention at B in fig. 4.
In the figure: 1. a test jig; 11. a substrate; 12. a U-shaped frame; 13. reinforcing ribs; 14. connecting blocks; 15. a cylinder; 16. a lifting rod; 17. mounting a plate; 18. a lifting mechanism; 181. a rotating cylinder; 182. a screw rod; 183. an outer ring gear; 184. a gear; 185. a lifting motor; 2. a testing mechanism; 21. a top plate; 22. a double-shaft hydraulic cylinder; 23. a moving block; 24. rotating the strip; 25. a fixed block; 251. a slide bar; 252. a chute; 26. showing a branched chain; 261. a rotating plate; 262. mounting a bar; 263. a lower pressing plate; 264. a sector block; 265. an arc-shaped slot; 266. a round bar; 27. testing the branched chain; 271. a test board; 272. a U-shaped plate; 273. pressing the block; 274. a guide block; 275. a compression spring; 276. a circular plate; 277. a wire rope; 278. a connecting plate; 279. a first electric push rod; 2710. an auxiliary plate; 2711. no. two electric putter.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
Referring to fig. 1 and 2, the bus stop sunshade ceiling strength test device comprises a test frame 1 and a test mechanism 2, wherein the test mechanism 2 is installed at the upper end of the test frame 1.
Referring to fig. 1 and 2, the test rack 1 includes a base plate 11, a U-shaped rack 12, a reinforcing rib 13, a connecting block 14, a cylinder 15, a lifting rod 16, a mounting plate 17, and a lifting mechanism 18, an inverted U-shaped frame 12 is arranged at the upper end of the base plate 11, reinforcing ribs 13 are arranged on the left side and the right side of the vertical section of the U-shaped frame 12, the reinforcing rib 13 is fixed on the base plate 11, a connecting block 14 is connected between two vertical sections of the U-shaped frame 12, two cylinders 15 which are symmetrical front and back are arranged on the U-shaped frame 12, the upper end and the lower end of each cylinder 15 are respectively arranged on the horizontal section of the U-shaped frame 12 and the connecting block 14 through bearings, the upper end of the cylinder 15 is slidably sleeved with a lifting rod 16, a mounting plate 17 is arranged above the U-shaped frame 12, the upper end of the lifting rod 16 is fixed on the mounting plate 17, and a lifting mechanism 18 is arranged between the connecting block 14 and the mounting plate 17; during specific work, the test frame 1 is moved to the front of a bus stop sunshade ceiling through the existing equipment, then the mounting plate 17 is driven to move upwards through the lifting mechanism 18 and is moved to a proper height, and then the strength of the ceiling is detected through the test mechanism 2.
Elevating system 18 including rotating a section of thick bamboo 181, lead screw 182, outer ring gear 183, gear 184 and elevator motor 185, it installs respectively on the horizontal segment and the connecting block 14 of U type frame 12 through the bearing to rotate a section of thick bamboo 181 both ends, and rotates a section of thick bamboo 181 and be located between two drums 15, it installs terminal surface under mounting panel 17 with lead screw 182 threaded connection and lead screw 182 upper end to rotate a section of thick bamboo 181, it installs outer ring gear 183 and gear 184 external toothing on a section of thick bamboo 181, gear 184 is installed on elevator motor 185's output, elevator motor 185 passes through the motor cabinet and installs on connecting block 14. During specific work, the lifting motor 185 drives the outer gear ring 183 to rotate through the gear 184, so that the outer gear ring 183 drives the rotating cylinder 181 to synchronously rotate, the rotating cylinder 181 drives the screw rod 182 to move up and down through threaded fit, and finally up-and-down movement adjustment of the mounting plate 17 is achieved.
Referring to fig. 3, 4 and 5, the testing mechanism 2 includes a top plate 21, a biaxial hydraulic cylinder 22, a moving block 23, a rotating bar 24, a fixed block 25, a display branched chain 26 and a testing branched chain 27, the upper end surface of the mounting plate 17 is slidably provided with two symmetrical moving blocks 23, the lower end of the moving block 23 is provided with a T-shaped block, the upper end surface of the mounting plate 17 is provided with a T-shaped groove matched with the T-shaped block, the biaxial hydraulic cylinder 22 is mounted in the middle of the mounting plate 17, the output end of the biaxial hydraulic cylinder 22 is connected with the moving block 23, the right side of the moving block 23 is rotatably provided with the rotating bar 24, the rotating bar 24 is slidably arranged on the upper end surface of the mounting plate 17, the right side of the biaxial hydraulic cylinder 22 is provided with the fixed block 25, one end of the rotating bar 24 far away from the moving block 23 is rotatably mounted on the fixed block 25, the lower end and the right end of the fixed block 25 are respectively provided with the display branched chain 26 and the testing branched chain 27, the top plate 21 is installed on the upper end face of the installing plate 17, the matching groove is formed in the middle of the lower end of the top plate 21, and the upper end face of the moving block 23 and the upper end face of the rotating strip 24 are in sliding fit with the top of the matching groove.
During specific work, the output end of the double-shaft hydraulic cylinder 22 drives the moving block 23 to move towards the middle of the mounting plate 17, the rotating strip 24 rotates to drive the fixing block 25 to move rightwards, the testing branched chain 27 at the right end of the fixing block 25 is moved to the upper side of the ceiling, the lifting mechanism 18 drives the mounting plate 17 to move downwards, the operation end of the testing branched chain 27 moves downwards until the testing branched chain 27 is in contact with the upper end face of the ceiling, the testing branched chain 27 can detect the strength of the ceiling, and meanwhile, the bending angle of the ceiling can be visually expressed through the display branched chain 26.
Referring to fig. 3, the lower ends of the front side and the rear side of the fixed block 25 are both provided with a slide bar 251, the upper end surface of the mounting plate 17 is provided with two slide grooves 252 which are symmetrical front and rear, and the slide bar 251 is slidably arranged in the slide grooves 252; the sliding strip 251 and the sliding groove 252 are matched to ensure that the fixed block 25 can only move left and right, so that the situation of front and back deviation of the fixed block 25 is prevented, meanwhile, the fixed block 25 can be supported to a certain degree through the sliding strip 251, and the stability of the testing mechanism 2 during testing is improved.
Referring to fig. 3, 4 and 5, the testing branch 27 includes a testing board 271, a U-shaped board 272, a lower pressing block 273 and a guide block 274, the testing board 271 is mounted at the right end of the fixing block 25, the U-shaped board 272 is fixed at the upper end of the testing board 271, the lower pressing block 273 is arranged below the testing board 271, two guide blocks 274 which are symmetrical front and back are mounted at the upper end of the lower pressing block 273, and the upper end of the guide block 274 penetrates through the testing board 271 in a sliding manner.
The improved U-shaped plate comprises a U-shaped plate 272, a connecting plate 278 is arranged above the U-shaped plate 272, two ends of the connecting plate 278 are connected with the output end of a first electric push rod 279, a fixing section of the first electric push rod 279 is arranged between the U-shaped plate 272 and a test plate 271, the upper ends of two steel wire ropes 277 positioned at the front end and the rear end of the test plate 271 are connected onto the connecting plate 278, an auxiliary plate 2710 is arranged above the middle of the U-shaped plate 272, the front end and the rear end of the auxiliary plate 2710 are connected with the output end of a second electric push rod 2711, a fixing section of the second electric push rod 2711 is arranged between the U-shaped plate 272 and the test plate 271, a through hole is formed in the middle of the connecting plate 278, the auxiliary plate 2710 is arranged in a sliding mode, and the upper ends of the other steel wire ropes 277 are connected onto the auxiliary plate 2710.
During specific work, when the lower pressing block 273 is in contact with the upper end face of the ceiling, the first electric push rod 279 is started to enable the connecting plate 278 to move downwards, at this time, the connecting plate 278 does not strain the steel wire rope 277 connected with the connecting plate any more, the lower ends of the extrusion springs 275 at the front end and the rear end start to move downwards, the lower pressing block 273 is pushed to move downwards through the circular plate 276, and the lower pressing block 273 starts to press the ceiling downwards; when the acting force for pressing the lower pressing block 273 needs to be increased, the output end of the second electric push rod 2711 drives the auxiliary plate 2710 to press downwards, at the moment, the auxiliary plate 2710 does not strain the steel wire rope 277 connected with the auxiliary plate 2710 any more, so that the extrusion spring 275 in the middle of the lower pressing block 273 pushes the lower pressing block 273 to move downwards through the circular plate 276, and the acting force for pressing the lower pressing block 273 to press the ceiling is further increased; the present invention ensures that the lower pressing block 273 moves up and down in the vertical direction by the guide block 274.
Referring to fig. 4 and 6, the display branched chain 26 includes a rotating plate 261, a mounting bar 262 and a lower pressing plate 263, the rotating plate 261 is disposed below the fixing block 25, the front and rear ends of the left side of the rotating plate 261 are rotatably connected to the lower end of the mounting bar 262, the upper end of the mounting bar 262 is fixed on the fixing block 25, the lower pressing plate 263 is mounted at the left end of the lower pressing block 273, and the lower pressing plate 263 is located above the rotating plate 261.
The front end of the bottom of the mounting bar 262 at the front end of the fixing block 25 is provided with a sector 264, the sector 264 is provided with an arc-shaped groove 265, a round rod 266 is arranged in the arc-shaped groove 265 in a sliding manner, and the rear end of the round rod 266 is fixed at the front end of the rotating plate 261.
During specific work, when the lower pressing block 273 presses the ceiling to be inclined downwards, the lower pressing block 273 moves downwards, and meanwhile, the lower pressing plate 263 at the left end of the lower pressing block 273 moves downwards synchronously and pushes the rotating plate 261 to rotate downwards in a butting mode, so that the round rod 266 at the front end of the rotating plate 261 moves in the arc-shaped groove 265 of the fan-shaped block 264, the bending angle of the ceiling is calculated through the descending height of the round rod 266, and what needs to be explained is that scales are arranged on the front end face of the fan-shaped block 264.
The invention comprises the following working steps: the first step is as follows: the test frame 1 is moved to the position right in front of a bus station sunshade ceiling through the existing equipment, then the mounting plate 17 is driven to move upwards through the lifting mechanism 18, and the mounting plate is moved to a proper height and then the strength of the ceiling is detected through the test mechanism 2.
The second step is that: then the test branched chain 27 is moved to the upper part of the ceiling through the double-shaft hydraulic cylinder 22, and simultaneously the lifting mechanism 18 drives the test branched chain 27 to move downwards until the lower pressing block 273 is contacted with the upper end face of the ceiling.
The third step: the pressing piece 273 presses the ceiling downward by pressing the spring 275, and the angle of the ceiling bend is calculated by displaying the height of the drop of the rod 266 in the branched chain 26.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and those skilled in the art can make various modifications and variations; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a bus stop sunshade ceiling intensity test equipment, includes test jig (1) and accredited testing organization (2), its characterized in that: the upper end of the test frame (1) is provided with a test mechanism (2); wherein:
the test jig (1) comprises a base plate (11), a U-shaped frame (12), reinforcing ribs (13), a connecting block (14), a cylinder (15), a lifting rod (16), a mounting plate (17) and a lifting mechanism (18), wherein the inverted U-shaped frame (12) is installed at the upper end of the base plate (11), the reinforcing ribs (13) are installed on the left side and the right side of the vertical section of the U-shaped frame (12), the reinforcing ribs (13) are fixed on the base plate (11), the connecting block (14) is connected between the two vertical sections of the U-shaped frame (12), the U-shaped frame (12) is provided with two cylinders (15) which are symmetrical front and back, the upper end and the lower end of each cylinder (15) are respectively installed on the horizontal section and the connecting block (14) of the U-shaped frame (12) through bearings, the lifting rod (16) is slidably sleeved at the upper end of each cylinder (15), the mounting plate (17) is arranged above the U-shaped frame (12), the upper end of the lifting rod (16) is fixed on the mounting plate (17), and a lifting mechanism (18) is arranged between the connecting block (14) and the mounting plate (17);
the testing mechanism (2) comprises a top plate (21), a double-shaft hydraulic cylinder (22), moving blocks (23), rotating strips (24), fixed blocks (25), a display branched chain (26) and a testing branched chain (27), wherein the upper end surface of the mounting plate (17) is provided with the two symmetrical moving blocks (23) in a front-back manner in a sliding manner, the lower ends of the moving blocks (23) are provided with T-shaped blocks, the upper end surface of the mounting plate (17) is provided with T-shaped grooves matched with the T-shaped blocks, the middle part of the mounting plate (17) is provided with the double-shaft hydraulic cylinder (22), the output end of the double-shaft hydraulic cylinder (22) is connected with the moving blocks (23), the right side of each moving block (23) is rotatably provided with the rotating strips (24), the rotating strips (24) are slidably arranged on the upper end surface of the mounting plate (17), the right sides of the double-shaft hydraulic cylinders (22) are provided with the fixed blocks (25), one ends, far away from the moving blocks (23), of the rotating strips (24) are rotatably arranged on the fixed blocks (25), the lower end and the right end of the fixed block (25) are respectively provided with a display branched chain (26) and a test branched chain (27), the upper end surface of the mounting plate (17) is provided with a top plate (21), the middle part of the lower end of the top plate (21) is provided with a matching groove, and the upper end surface of the moving block (23) and the upper end surface of the rotating strip (24) are in sliding fit with the top of the matching groove;
the test branch chain (27) comprises a test plate (271), a U-shaped plate (272), a lower pressing block (273) and a guide block (274), the test plate (271) is installed at the right end of the fixed block (25), the U-shaped plate (272) is fixed at the upper end of the test plate (271), the lower pressing block (273) is arranged below the test plate (271), the upper end of the lower pressing block (273) is provided with two guide blocks (274) which are symmetrical front and back, and the upper end of each guide block (274) penetrates through the test plate (271) in a sliding mode;
the device comprises a test board (271), wherein extrusion springs (275) are uniformly arranged on the lower end face of the test board (271) from front to back, circular plates (276) are arranged at the lower end of each extrusion spring (275), two circular plates (276) positioned at the front end and the rear end of the test board (271) are arranged on a lower pressing block (273), the circular plate (276) positioned in the middle of the test board (271) is in contact with the lower pressing block (273), a steel wire rope (277) is connected to the center of each circular plate (276), and the upper end of each steel wire rope (277) sequentially penetrates through the extrusion springs (275), the test board (271) and a U-shaped board (272) from bottom to top;
a connecting plate (278) is arranged above the U-shaped plate (272), two ends of the connecting plate (278) are connected with the output end of a first electric push rod (279), the fixed section of the first electric push rod (279) is arranged between the U-shaped plate (272) and the test plate (271), the upper ends of two steel wire ropes (277) positioned at the front end and the rear end of the test plate (271) are connected on the connecting plate (278), an auxiliary plate (2710) is arranged above the middle part of the U-shaped plate (272), the front end and the rear end of the auxiliary plate (2710) are connected with the output end of a second electric push rod (2711), the second electric push rod (2711) fixing segment is arranged between the U-shaped plate (272) and the test plate (271), a through hole is arranged in the middle of the connecting plate (278), the auxiliary plate (2710) is arranged in the through hole in a sliding way, the upper ends of the other steel wire ropes (277) are connected to the auxiliary plate (2710).
2. The bus stop sunroof strength testing device according to claim 1, characterized in that: elevating system (18) including rotating a section of thick bamboo (181), lead screw (182), outer ring gear (183), gear (184) and elevator motor (185), it installs respectively on horizontal segment and connecting block (14) of U type frame (12) through the bearing to rotate a section of thick bamboo (181) both ends, and rotates a section of thick bamboo (181) and be located between two drum (15), it installs terminal surface under mounting panel (17) with lead screw (182) threaded connection and lead screw (182) upper end to rotate a section of thick bamboo (181), it installs outer ring gear (183) and gear (184) external toothing on a section of thick bamboo (181) to rotate, gear (184) are installed on elevator motor (185)'s output, elevator motor (185) are installed on connecting block (14) through the motor cabinet.
3. The bus stop sunroof strength testing device according to claim 1, characterized in that: show branch chain (26) including rotating plate (261), mounting bar (262) and holding down plate (263), fixed block (25) below is provided with rotating plate (261), the end all rotates with mounting bar (262) lower extreme around rotating plate (261) left side and is connected, mounting bar (262) upper end is fixed on fixed block (25), holding down plate (263) and holding down plate (263) are located rotating plate (261) top are installed to holding down plate (273) left end down.
4. The bus stop sunroof strength testing device according to claim 3, wherein: the mounting bar (262) bottom front end that is located fixed block (25) front end installs quadrant (264), quadrant (264) are last to have seted up arc wall (265), it is provided with round bar (266) to slide in arc wall (265), round bar (266) rear end is fixed on rotor plate (261) front end.
5. The bus stop sunroof strength testing device according to claim 1, characterized in that: the lower ends of the front side and the rear side of the fixed block (25) are respectively provided with a sliding strip (251), the upper end surface of the mounting plate (17) is provided with two sliding grooves (252) which are symmetrical front and rear, and the sliding strips (251) are arranged in the sliding grooves (252) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111117774.9A CN113567106B (en) | 2021-09-24 | 2021-09-24 | Bus stop sunshade ceiling strength test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111117774.9A CN113567106B (en) | 2021-09-24 | 2021-09-24 | Bus stop sunshade ceiling strength test equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113567106A CN113567106A (en) | 2021-10-29 |
| CN113567106B true CN113567106B (en) | 2021-12-07 |
Family
ID=78174109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111117774.9A Active CN113567106B (en) | 2021-09-24 | 2021-09-24 | Bus stop sunshade ceiling strength test equipment |
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| CN101082556A (en) * | 2006-05-30 | 2007-12-05 | 宝山钢铁股份有限公司 | Portable vehicle exterior cladding element deformation stiffness tester |
| CN105043753A (en) * | 2015-09-07 | 2015-11-11 | 河北工程大学 | Vehicle body installation fixing point static rigidity test bench and test method thereof |
| CN106346834A (en) * | 2016-10-24 | 2017-01-25 | 吴爱兵 | High-precision carton strength detecting robot |
| CN207850670U (en) * | 2018-01-22 | 2018-09-11 | 威太（苏州）智能科技有限公司 | A kind of multi-functional detection machine of automotive sunshade panel |
| CN108918268A (en) * | 2018-07-10 | 2018-11-30 | 安徽悦众车身装备有限公司 | A kind of auto parts intensity detecting device |
| CN109238601A (en) * | 2018-09-13 | 2019-01-18 | 肇庆学院 | A kind of automobile front and rear covers fixed point stiffness test method |
| CN212621479U (en) * | 2020-06-04 | 2021-02-26 | 宁波万泓汽车零部件有限公司 | Durable testboard of sunroof sunshading board |
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2021
- 2021-09-24 CN CN202111117774.9A patent/CN113567106B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101082556A (en) * | 2006-05-30 | 2007-12-05 | 宝山钢铁股份有限公司 | Portable vehicle exterior cladding element deformation stiffness tester |
| CN105043753A (en) * | 2015-09-07 | 2015-11-11 | 河北工程大学 | Vehicle body installation fixing point static rigidity test bench and test method thereof |
| CN106346834A (en) * | 2016-10-24 | 2017-01-25 | 吴爱兵 | High-precision carton strength detecting robot |
| CN207850670U (en) * | 2018-01-22 | 2018-09-11 | 威太（苏州）智能科技有限公司 | A kind of multi-functional detection machine of automotive sunshade panel |
| CN108918268A (en) * | 2018-07-10 | 2018-11-30 | 安徽悦众车身装备有限公司 | A kind of auto parts intensity detecting device |
| CN109238601A (en) * | 2018-09-13 | 2019-01-18 | 肇庆学院 | A kind of automobile front and rear covers fixed point stiffness test method |
| CN212621479U (en) * | 2020-06-04 | 2021-02-26 | 宁波万泓汽车零部件有限公司 | Durable testboard of sunroof sunshading board |
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