CN117288512B - Bearing testing device for automobile lifter - Google Patents
Bearing testing device for automobile lifter Download PDFInfo
- Publication number
- CN117288512B CN117288512B CN202311585235.7A CN202311585235A CN117288512B CN 117288512 B CN117288512 B CN 117288512B CN 202311585235 A CN202311585235 A CN 202311585235A CN 117288512 B CN117288512 B CN 117288512B
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- carrier plate
- movable
- positioning
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- 238000012360 testing method Methods 0.000 title claims abstract description 93
- 229910000831 Steel Inorganic materials 0.000 claims description 39
- 239000010959 steel Substances 0.000 claims description 39
- 238000003825 pressing Methods 0.000 claims description 17
- 238000013016 damping Methods 0.000 claims description 16
- 230000001681 protective effect Effects 0.000 claims description 16
- 239000003550 marker Substances 0.000 claims description 11
- 239000005341 toughened glass Substances 0.000 claims description 4
- 238000009826 distribution Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 8
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Classifications
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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
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/007—Subject matter not provided for in other groups of this subclass by applying a load, e.g. for resistance or wear testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
Abstract
The invention provides a bearing testing device of an automobile lifter, which relates to the field of automobile lifter testing, and comprises a testing support frame, wherein a support carrier plate is arranged at the top of the testing support frame; the movable carrier plate is arranged at the output end of the first hydraulic cylinder at the middle position of the top of the support carrier plate; the left end and the right end of the movable carrier plate are slidably arranged in the grooves on the side surfaces of the guide vertical plates; guide vertical grooves are formed in the inner side surfaces of the left side and the right side of the test supporting frame; the movable support plates are arranged at the output ends of the second hydraulic cylinders at the tops of the two ends of the supporting support plate, and the positioning transverse plates, the limiting support plates and the guide extension plates are used for adjusting different positions, so that different pressures are applied to lifting arms at different positions on the lifting machine body for testing, the test result is comprehensive, the problem that the overall mass distribution of an automobile is uneven when the bearing test of the automobile is carried out, and the result of the pressure test applied to the lifting arms of the lifting machine is single is solved.
Description
Technical Field
The invention relates to the technical field of automobile lifter testing, in particular to a bearing testing device for an automobile lifter.
Background
The automobile lifter is equipment for lifting the automobile in the automobile maintenance process, the automobile is started to a lifter station, the automobile can be lifted to a certain height through manual operation, the automobile is convenient to maintain, the bearing performance of the automobile lifter needs to be tested by using a bearing testing device in the production process, the production quality of the automobile lifter is ensured, and the safety coefficient of the later-stage automobile lifter in use is ensured. When the existing bearing test device is used for carrying out bearing test on an automobile lifter, hydraulic pressure is usually used for testing the pressure applied to the lifting arm of the automobile lifter by using equipment, in the process of actual use, the overall mass distribution of the automobile is uneven, so that the pressure applied to the lifting arm at different positions of the lifter by the weight of the automobile with uneven mass distribution is different, the single pressure applied to the lifting arm of the lifter is used for testing, the test result is single, and a certain potential safety hazard exists when the lifter is used integrally.
Disclosure of Invention
In view of the above, the invention provides a load-bearing testing device for an automobile lifter, so as to solve the problems that when the existing load-bearing testing device is used for carrying out load-bearing test on the automobile lifter, the overall mass distribution of the automobile is uneven in the actual use process, so that the pressures applied by the weight of the automobile with uneven mass distribution to lifting arms at different positions of the lifter are different, the single pressure applied to the lifting arms of the lifter is used for testing, the test result is single, and a certain potential safety hazard exists when the lifter is used integrally.
The invention provides a bearing testing device of an automobile lifter, which particularly comprises a testing supporting frame, wherein the testing supporting frame is of a rectangular frame structure, an operation control box is arranged on the right side of the testing supporting frame, and a supporting carrier plate is arranged on the top of the testing supporting frame; a first hydraulic cylinder and two second hydraulic cylinders are arranged at the tops of the two ends of the support carrier plate; a guide vertical plate is arranged in the middle of the left side and the right side of the test supporting frame, and a slot is formed in the side surface of the guide vertical plate; the movable carrier plate is arranged at the output end of the first hydraulic cylinder at the middle position of the top of the support carrier plate; the movable carrier plate is of a cross structure, the left end and the right end of the movable carrier plate are slidably arranged in the grooves on the side surfaces of the guide vertical plates, and the tops of the left end and the right end of the movable carrier plate are provided with grooves; guide vertical grooves are formed in the inner side surfaces of the left side and the right side of the test supporting frame; the output ends of the second hydraulic cylinders at the tops of the two ends of the supporting carrier plate are provided with movable support plates; the top one side of movable extension board is marked with the scale, and the both ends slidable mounting of movable extension board is at the inside in direction vertical groove.
Further, a fixed guide clamping plate is arranged at the middle position of the bottom of the test supporting frame; the inner side of the fixed guide clamping plate is slidably provided with a fixed mounting plate; the mounting and fixing carrier plate is of a rectangular structure, a threaded hole is formed in the top of the mounting and fixing carrier plate, and the lifting machine body is mounted on the top of the mounting and fixing carrier plate through a fixing bolt and a fixing plate; the lifter body includes a side-mounted lifting arm.
Further, upper and lower side surfaces of the front and rear sides of the test supporting frame are provided with guide limit grooves; the upper end and the lower end of the protective steel plate are slidably arranged in the guide limit groove; tempered glass is inlaid at the front side of the protective steel plate, and a supporting plate is arranged at the bottom of the inner side of the protective steel plate through a rotating shaft; the side surface of the supporting plate is also connected with the inner side of the protective steel plate through a spring, and the top of the supporting plate is provided with a fixed side plate through a rotating shaft; the side of fixed curb plate is equipped with the rubber pad, and the side mounting of fixed curb plate is in the both sides of lifting machine body.
Further, the top parts of the two ends of the movable carrier plate are rotatably provided with rotary driving rods, and the grooves at the top parts of the two ends of the movable carrier plate are internally provided with adjusting driving plates in a sliding manner; the top of the adjusting driving plate is also arranged on the outer side of the rotary driving rod.
Further, a damping rotating plate is rotatably arranged at the bottom of the adjusting driving plate; the hydraulic cylinder is arranged at the bottom of the side end of the damping rotating plate, and the guide sliding block is arranged at the output end of the hydraulic cylinder at the bottom of the side end of the damping rotating plate; the guide sliding block is of a round structure and is slidably mounted in a groove at the top of the positioning transverse plate.
Further, a positioning chute is arranged at the bottom of the positioning transverse plate, and the positioning chute is of a T-shaped structure; the bottoms of the front end and the rear end of the movable carrier plate are provided with limiting carrier plates through springs; the top of the limiting carrier plate is provided with a through slot, and a guide extension plate is slidably arranged in the limiting carrier plate; the bottom of the guide extension plate is provided with a slot which is of a T-shaped structure, and the bottom of the slot at the bottom of the guide extension plate is communicated with the bottom of the slot at the top of the limit carrier plate.
Further, a pressing piece is slidably arranged in the groove at the bottom of the guide extension plate; the pressing piece is provided with a pressure sensor, and the bottom of the pressing piece is arranged on the lifting arm; a positioning sliding block is arranged at the top of the outer end of the guide extension plate; the positioning slide block is of a cylindrical structure with a raised middle part, and the top of the positioning slide block is slidably arranged in the positioning slide groove.
Further, a connecting piece is arranged at the top of the movable support plate, an elastic steel plate is arranged at the bottom of the movable support plate through the connecting piece, and the elastic steel plate is of a rectangular plate structure; the tops of the two ends of the movable support plate are provided with positioning transverse grooves.
Further, a positioning movable block is slidably arranged in the positioning transverse groove; the positioning movable block is of a cylindrical structure, and an opening is formed in the middle of the top of the positioning movable block; the tops of the two ends of the elastic steel plate are provided with guide transverse grooves, and traction blocks are slidably arranged in the guide transverse grooves.
Further, the traction block is of a cylindrical structure, and a marker post is arranged at the top of the traction block; the marker post is of a cylindrical structure, scales are marked on the outer side of the marker post, and the top of the marker post penetrates through an opening in the middle of the top of the positioning movable block; a lower supporting splint is arranged at the bottom of the traction block; a slot is formed in the top of the side end of the lower supporting splint, and an upper fixing splint is arranged at the top of the lower supporting splint through a spring; the bottom of the upper fixing clamp plate and the top of the lower supporting clamp plate are arranged on the lifting arm.
The bearing testing device of the automobile lifter provided by the invention has the following beneficial effects:
1. the positioning transverse plate, the limiting carrier plate and the guiding extension plate are used for adjusting different positions, so that different pressures are applied to lifting arms at different positions on the lifter body for testing, when the automobile lifter is subjected to load bearing test, different pressures are applied to the lifting arms at different positions by the pressing piece under the adjustment of the positioning transverse plate, the limiting carrier plate and the guiding extension plate, the weight of the automobile with uneven lifting mass distribution of the lifter is simulated, the load bearing effect of the lifting arms under different pressure conditions is tested, the lifter can be subjected to pressure load bearing test under different complex conditions, the test result is comprehensive, the more real use environment is simulated, and the test result is more accurate, so that the safety of the lifter in later use is ensured.
2. Through using the protection steel sheet to protect the staff at the lift test site, when carrying out the bearing test to the car lift, two places protection steel sheet remove suitable position along the direction spacing groove around, make the protection steel sheet to be in the place ahead of staff, make the staff observe the circumstances of lift bearing test through toughened glass on the protection steel sheet, the protection steel sheet removes comparatively conveniently, can't bear huge pressure and take place the part that damages in the lift body bearing process and stop, guarantee the security of test site staff, the staff of being convenient for keeps a record to the problem that appears in the test process and take reasonable measure.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings described below are only for illustration of some embodiments of the invention and are not intended to limit the invention.
In the drawings:
fig. 1 is a schematic perspective view of an embodiment of the present invention.
FIG. 2 is a schematic cross-sectional view of a test support frame according to an embodiment of the invention.
Fig. 3 is a schematic cross-sectional structure of a protective steel sheet according to an embodiment of the present invention.
Fig. 4 is a schematic perspective view of a supporting carrier plate according to an embodiment of the invention.
Fig. 5 is a schematic perspective view of a movable carrier according to an embodiment of the present invention.
Fig. 6 is a schematic cross-sectional view of a guide extension plate according to an embodiment of the present invention.
Fig. 7 is a schematic view showing a folded state of the lower support splint according to the embodiment of the present invention.
Fig. 8 is a schematic perspective view of a movable support plate according to an embodiment of the present invention.
Fig. 9 is a schematic cross-sectional structure of a spring steel plate according to an embodiment of the present invention.
List of reference numerals
1. A test support frame; 101. fixing a guide clamping plate; 102. installing and fixing a carrier plate; 103. a fixing plate; 104. a guide limit groove; 105. a protective steel plate; 106. a support plate; 107. fixing the side plates;
2. supporting the carrier plate; 201. a guide riser; 202. a movable carrier plate; 203. a rotary driving rod; 204. adjusting the driving plate; 205. damping the rotating plate; 206. a guide slide block; 207. positioning a transverse plate; 208. positioning a chute; 209. limiting the carrier plate; 2010. a guide extension plate; 2011. a pressing member; 2012. positioning a sliding block;
3. a guide vertical groove; 301. a movable support plate; 302. an elastic steel plate; 303. positioning a transverse groove; 304. positioning the movable block; 305. a guide transverse groove; 306. a traction block; 307. a target; 308. a lower support splint; 309. an upper fixing splint;
4. a lifter body; 401. and lifting the arm.
Detailed Description
In order to make the objects, aspects and advantages of the technical solution of the present invention more clear, the technical solution of the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the specific embodiment of the present invention.
Please refer to fig. 1 to 9:
example 1: the invention provides a bearing testing device of an automobile lifter, which comprises a testing support frame 1, wherein the testing support frame 1 is of a rectangular frame structure, and an operation control box is arranged on the right side of the testing support frame 1; a fixed guide clamping plate 101 is arranged at the middle position of the bottom of the test supporting frame 1; the inner side of the fixed guide clamping plate 101 is slidably provided with a mounting fixed carrier plate 102; the mounting and fixing carrier plate 102 is of a rectangular structure, a threaded hole is formed in the top of the mounting and fixing carrier plate 102, and the lifting machine body 4 is mounted on the top of the mounting and fixing carrier plate 102 through a fixing bolt and a fixing plate 103; the lifter body 4 includes a side-mounted lifting arm 401; guide limit grooves 104 are formed in the upper side surface and the lower side surface of the front side and the rear side of the test support frame 1; the upper end and the lower end of the protective steel plate 105 are slidably arranged in the guide limit groove 104; tempered glass is inlaid on the front side of the protective steel plate 105, and a supporting plate 106 is arranged at the bottom of the inner side of the protective steel plate 105 through a rotating shaft; the side of the supporting plate 106 is also connected with the inner side of the protective steel plate 105 through a spring, and the top of the supporting plate 106 is provided with a fixed side plate 107 through a rotating shaft; the side of fixed curb plate 107 is equipped with the rubber pad, and the side-mounting of fixed curb plate 107 is in the both sides of lift body 4, when carrying out the bearing test to the car lift, outside slidable mounting fixed carrier plate 102 in the inboard of fixed direction cardboard 101, insert in the bolt hole at the fixed carrier plate 102 top of installation through using fixing bolt, make fixed plate 103 fix the position of lift body 4, simulate the condition that lift body 4 was installed subaerial, slidable mounting fixed carrier plate 102 drives lift body 4 and installs in the inboard of fixed direction cardboard 101, make lift body 4 be in the inside of test braced frame 1, make lift arm 401 expansion of lift body 4 carry out the bearing pressure test, guide limit groove 104 promotion protecting steel plate 105 remove along the upper and lower side of test braced frame 1, make protecting steel plate 105 remove according to the position of staff, stop peripheral staff, perhaps protecting steel plate 105 remove the intermediate position to the test braced frame 1 front and back both sides, backup pad 106 drive fixed curb plate 107 outside the condition of installing at subaerial under the effect of spring, make backup pad 106 drive fixed curb plate 107 place in the inboard of lift body 4, the bearing pressure test is carried out to the lift body 4 when the slope of lift body 4, the bearing pressure is carried out to the protection part is greatly in the protection against the slope of steel plate 105 when the safety of lift is carried out, the safety is guaranteed to the safety of the equipment is greatly improved.
Example 2: the invention provides a bearing testing device of an automobile lifter, which further comprises a supporting carrier plate 2 arranged at the top of a testing supporting frame 1; a first hydraulic cylinder and two second hydraulic cylinders are arranged at the top parts of the two ends of the support carrier plate 2 at the middle position of the top part; a guide vertical plate 201 is arranged in the middle of the left side and the right side of the test supporting frame 1, and a groove is formed in the side surface of the guide vertical plate 201; a movable carrier plate 202 is arranged at the output end of a first hydraulic cylinder at the middle position of the top of the support carrier plate 2; the movable carrier plate 202 is of a cross structure, the left and right ends of the movable carrier plate 202 are slidably arranged in grooves on the side surfaces of the guide vertical plates 201, and grooves are formed in the tops of the left and right ends of the movable carrier plate 202; the top parts of the two ends of the movable carrier plate 202 are rotatably provided with a rotary driving rod 203, and the top parts of the two ends of the movable carrier plate 202 are internally provided with an adjusting driving plate 204 in a sliding way; the top of the adjustment drive plate 204 is also mounted outside the rotation drive rod 203; the bottom of the adjusting driving plate 204 is rotatably provided with a damping rotating plate 205; a hydraulic cylinder is arranged at the bottom of the side end of the damping rotating plate 205, and a guide sliding block 206 is arranged at the output end of the hydraulic cylinder at the bottom of the side end of the damping rotating plate 205; the guide slide block 206 is of a circular structure, and the guide slide block 206 is slidably arranged in a groove at the top of the positioning transverse plate 207; the bottom of the positioning transverse plate 207 is provided with a positioning chute 208, and the positioning chute 208 is of a T-shaped structure; the bottoms of the front end and the rear end of the movable carrier plate 202 are provided with limiting carrier plates 209 through springs; the top of the limiting carrier plate 209 is provided with a through slot, and a guide extension plate 2010 is slidably arranged in the limiting carrier plate 209; the bottom of the guide extension plate 2010 is provided with a slot which is of a T-shaped structure, and the bottom of the slot at the bottom of the guide extension plate 2010 is communicated with the bottom of the slot at the top of the limit carrier plate 209; a pressing piece 2011 is slidably arranged in a groove at the bottom of the guide extension plate 2010; a pressure sensor is arranged on the pressing piece 2011, and the bottom of the pressing piece 2011 is arranged on the lifting arm 401; a positioning slide 2012 is arranged at the top of the outer end of the guide extension plate 2010; the positioning slide block 2012 is of a cylindrical structure with a raised middle part, the top of the positioning slide block 2012 is slidably arranged in the positioning slide groove 208, when a bearing test is carried out on the automobile lifting machine, the top of the two ends of the movable carrier plate 202 is rotated to drive the rotary driving rod 203 or one of the rotary driving rods 203 to drive the adjusting driving plate 204 to move a larger distance, the bottom of the adjusting driving plate 204 is driven to drive the damping rotating plate 205 to move, the bottom of the adjusting driving plate 204 is rotated to a proper position to drive the hydraulic cylinder at the bottom of the side end of the damping rotating plate 205 to move at different positions, the guide slide block 206 at the bottom output end of the hydraulic cylinder moves in the groove at the top of the positioning transverse plate 207, the positioning transverse plate 207 can move in a larger range, the two positioning transverse plates 207 at opposite positions can adjust different distances, the testing range is adjusted at different stages, so that the testing result is more comprehensive, and the positioning slide blocks 2012 in the positioning slide grooves 208 at the bottom of the positioning transverse plate 207 drive the guiding extension plate 2010 to slide outwards in the grooves at the top of the limiting support plate 209, so that the position of the guiding extension plate 2010 is adjusted according to the moving distance of the two positioning transverse plates 207, the positioning transverse plate 207, the guiding extension plate 2010 and the limiting support plate 209 are positioned at different adjusting positions to simulate the volume of the lifting machine body 4 for lifting the automobile, the first hydraulic cylinders in the middle position at the top of the supporting support plate 2 drive the left and right ends of the movable support plate 202 to move downwards along the grooves at the side surfaces of the guiding vertical plates 201, so that the pressing pieces 2011 in the grooves at the bottom of the guiding extension plate 2010 are positioned above the lifting arms 401, the pressing pieces 2011 in the grooves at the bottom of the guiding extension plate 2010, the guide sliding block 206 at the output end of the hydraulic cylinder at the side end bottom of the damping rotating plate 205 drives the positioning transverse plate 207 to move downwards, so that the bottom of the positioning transverse plate 207 applies pressure to the top of the guide extension plate 2010, the applied pressure applies pressure to the lifting arm 401 through the pressing piece 2011, the pressure sensor on the pressing piece 2011 records the applied pressure, and one hydraulic cylinder can continuously increase the pressure to simulate the situation that an automobile with uneven mass distribution is placed on the lifting machine body 4, and the lifting machine body 4 can be tested for bearing conditions under a complex environment, so that the test result is more comprehensive and accurate.
Example 3: the invention provides a bearing testing device of an automobile lifter, which further comprises guide vertical grooves 3 formed in the inner side surfaces of the left side and the right side of a testing supporting frame 1; the output ends of the second hydraulic cylinders at the top parts of the two ends of the support carrier plate 2 are provided with movable support plates 301; scales are marked on one side of the top of the movable support plate 301, and two ends of the movable support plate 301 are slidably arranged in the guide vertical groove 3; the top of the movable support plate 301 is provided with a connecting piece, the bottom of the movable support plate 301 is provided with an elastic steel plate 302 through the connecting piece, and the elastic steel plate 302 is of a rectangular plate structure; the tops of the two ends of the movable support plate 301 are provided with positioning transverse grooves 303; a positioning movable block 304 is slidably arranged in the positioning transverse groove 303; the positioning movable block 304 is of a cylindrical structure, and an opening is arranged in the middle of the top of the positioning movable block 304; the tops of the two ends of the elastic steel plate 302 are provided with a guide transverse groove 305, and a traction block 306 is slidably arranged in the guide transverse groove 305; the traction block 306 is of a cylindrical structure, and a marker post 307 is installed on the top of the traction block 306; the marker post 307 is of a cylindrical structure, scales are marked on the outer side of the marker post 307, and the top of the marker post 307 penetrates through an opening in the middle position of the top of the positioning movable block 304; the bottom of the traction block 306 is provided with a lower supporting splint 308; a slot is arranged at the top of the side end of the lower supporting splint 308, and an upper fixing splint 309 is arranged at the top of the lower supporting splint 308 through a spring; the bottom of the upper fixing clamp plate 309 and the top of the lower supporting clamp plate 308 are mounted on the lifting arm 401, when the automobile lifting machine is in load-bearing test, when the lifting machine body 4 is placed in the test supporting frame 1, the second hydraulic cylinders at the two ends of the top of the supporting carrier plate 2 drive the movable support plate 301 to be at a higher position, so that the lifting machine body 4 is placed in the test supporting frame 1, when the lifting arm 401 is in load-bearing test, the second hydraulic cylinders at the two ends of the supporting carrier plate 2 drive the two ends of the movable support plate 301 to move downwards along the guide vertical groove 3, so that the elastic steel plate 302 at the bottom of the movable support plate 301 and the lifting arm 401 are in the same horizontal line, then the traction block 306 is moved in the guide horizontal groove 305, so that the mark post 307 at the top of the traction block 306 drives the positioning movable block 304 to move along the positioning horizontal groove 303, the grooved clamp at the top of the side end of the lower supporting clamp plate 308 is driven at the bottom of the traction block 306, the upper fixed clamping plate 309 is driven to be fixedly arranged on the lifting arm 401 under the action of the spring, the positions of the movable supporting plates 301 are kept different, the middle positions of the elastic steel plates 302 are kept unchanged under the action of the connecting piece at the bottom of the movable supporting plates 301, when the lifting arm 401 bends in a bearing test, the lifting arm 401 presses the lower supporting clamping plate 308 to drive the traction block 306 to move downwards, the traction block 306 drives one end of the elastic steel plates 302 to bend, meanwhile, the top of the traction block 306 drives the top of the pole 307 to move in an opening in the middle position of the top of the positioning movable block 304, the height movement of the pole 307 and the movement of the positioning movable block 304 in the positioning transverse groove 303 can be visually checked through scales on the pole 307 and scales on one side of the top of the movable supporting plates 301, and the bearing test result is visually presented.
Specific use and action of the embodiment: in the invention, during testing, the lifter body 4 is arranged on the mounting and fixing carrier plate 102 by using the fixing bolts and the fixing plate 103, the sliding and mounting carrier plate 102 drives the lifter body 4 to be positioned in the test supporting frame 1, the rotary driving rods 203 are rotated at the tops of the two ends of the movable carrier plate 202 to drive the adjusting driving plates 204 to move, the bottoms of the adjusting driving plates 204 drive the damping rotating plates 205 to rotate to a proper position, the guide sliding blocks 206 at the output ends of the hydraulic cylinders at the side ends of the damping rotating plates 205 move in the grooves at the tops of the positioning transverse plates 207, so that the positioning transverse plates 207 can move in a larger range, the positioning sliding blocks 2012 in the positioning sliding grooves 208 at the bottoms of the positioning transverse plates 207 drive the guide extending plates 2010 to slide outwards in the grooves at the tops of the limiting carrier plates 209, and the positions of the guide extending plates 2010 are adjusted according to the moving intervals of the two positioning transverse plates 207, the positioning transverse plate 207, the guiding extension plate 2010 and the limiting carrier plate 209 are positioned at different adjusting positions to simulate the size of the lifting machine body 4 for lifting the automobile, the first hydraulic cylinder in the middle position of the top of the supporting carrier plate 2 drives the left end and the right end of the movable carrier plate 202 to move along the grooves of the side surfaces of the guiding vertical plate 201, the pressing piece 2011 in the grooves at the bottom of the guiding extension plate 2010 is positioned above the lifting arm 401, the second hydraulic cylinder at the top of the two ends of the supporting carrier plate 2 drives the two ends of the movable support plate 301 to move downwards along the guiding vertical groove 3, the elastic steel plate 302 at the bottom of the movable support plate 301 and the lifting arm 401 are positioned at the same horizontal line, the movable traction block 306 is driven by the standard rod 307 to move along the positioning transverse groove 303, the lower supporting clamp plate 308 at the bottom of the traction block 306 is clamped at the bottom of the lifting arm 401, the upper fixing clamp plate 309 is fixedly arranged on the lifting arm 401 under the action of a spring, the guide slide block 206 at the output end of the hydraulic cylinder at the side end of the damping rotating plate 205 drives the positioning transverse plate 207 to move downwards, the bottom of the positioning transverse plate 207 applies pressure to the top of the guide extension plate 2010, the applied pressure applies pressure to the lifting arm 401 through the pressing piece 2011, or the hydraulic cylinder is enabled to continuously increase pressure to simulate the situation that an automobile with uneven mass distribution is placed on the lifter body 4, the test result is more comprehensive, when the lifting arm 401 is subjected to bearing test bending, the lifting arm 401 presses the lower supporting clamping plate 308 to drive the traction block 306 to move downwards, the traction block 306 drives one end of the elastic steel plate 302 to bend, meanwhile, the top of the traction block 306 drives the top of the pole 307 to move in an opening in the middle position of the top of the positioning movable block 304, the bending change of the lifting arm 401 is visually checked through scales on the pole 307 and scales on the top side of the movable supporting plate 301, and the protective steel plate 105 moves along the guide limiting grooves 104 on the upper side and the lower side of the front side and the rear side of the test supporting frame 1 in the test process, the protective steel plate 105 blocks peripheral workers in the test process, and safety of workers in the process of the test is guaranteed.
Claims (5)
1. The bearing testing device for the automobile lifter is characterized by comprising a testing supporting frame (1), wherein an operation control box is arranged on the right side of the testing supporting frame (1) of a rectangular frame structure, and a supporting carrier plate (2) is arranged on the top of the testing supporting frame (1); a first hydraulic cylinder and two second hydraulic cylinders are arranged at the tops of the two ends of the support carrier plate (2); a guide vertical plate (201) is arranged in the middle of the left side and the right side of the test supporting frame (1), and a slot is formed in the side surface of the guide vertical plate (201); a movable carrier plate (202) with a cross structure is arranged at the output end of the first hydraulic cylinder at the middle position of the top of the support carrier plate (2); the left end and the right end of the movable carrier plate (202) are slidably arranged in grooves on the side surfaces of the guide vertical plates (201), and grooves are formed in the tops of the left end and the right end of the movable carrier plate (202); guide vertical grooves (3) are formed in the inner side surfaces of the left side and the right side of the test supporting frame (1); the output end of the second hydraulic cylinder at the top of the two ends of the supporting carrier plate (2) is provided with a movable support plate (301); scales are marked on one side of the top of the movable support plate (301), and two ends of the movable support plate (301) are slidably arranged in the guide vertical groove (3);
a fixed guide clamping plate (101) is arranged at the middle position of the bottom of the test supporting frame (1); the inner side of the fixed guide clamping plate (101) is slidably provided with a fixed mounting carrier plate (102); the mounting and fixing carrier plate (102) is of a rectangular structure, a threaded hole is formed in the top of the mounting and fixing carrier plate (102), and the lifting machine body (4) is mounted on the top of the mounting and fixing carrier plate (102) through a fixing bolt and a fixing plate (103); the lifter body (4) comprises a side-mounted lifting arm (401);
the tops of the two ends of the movable carrier plate (202) are rotatably provided with rotary driving rods (203), and the grooves at the tops of the two ends of the movable carrier plate (202) are internally provided with adjusting driving plates (204) in a sliding manner; the top of the adjusting driving plate (204) is also arranged on the outer side of the rotary driving rod (203); the bottom of the adjusting driving plate (204) is rotatably provided with a damping rotating plate (205); the hydraulic cylinder is arranged at the bottom of the side end of the damping rotating plate (205), and a guide sliding block (206) is arranged at the output end of the hydraulic cylinder at the bottom of the side end of the damping rotating plate (205); the guide sliding block (206) is slidably arranged in a groove at the top of the positioning transverse plate (207);
a positioning chute (208) is arranged at the bottom of the positioning transverse plate (207); limiting carrier plates (209) are arranged at the bottoms of the front end and the rear end of the movable carrier plate (202) through springs; the top of the limiting carrier plate (209) is provided with a through slot, and a guide extension plate (2010) is slidably arranged in the limiting carrier plate (209); the bottom of the guide extension plate (2010) is provided with a slot, and the bottom of the slot at the bottom of the guide extension plate (2010) is communicated with the bottom of the slot at the top of the limit carrier plate (209); a pressing piece (2011) is slidably arranged in a groove at the bottom of the guide extension plate (2010); a pressure sensor is arranged on the pressing piece (2011), and the bottom of the pressing piece (2011) is arranged on the lifting arm (401); a positioning slide block (2012) is arranged at the top of the outer end of the guide extension plate (2010); the positioning slide block (2012) is of a cylindrical structure with a raised middle part, and the top of the positioning slide block (2012) is slidably arranged inside the positioning slide groove (208).
2. The load bearing testing device of an automobile lifter according to claim 1, wherein: guide limit grooves (104) are formed in the upper side surface and the lower side surface of the front side and the rear side of the test support frame (1); the upper end and the lower end of the protective steel plate (105) are slidably arranged in the guide limit groove (104); tempered glass is inlaid at the front side of the protective steel plate (105), and a supporting plate (106) is arranged at the bottom of the inner side of the protective steel plate (105) through a rotating shaft; the side surface of the supporting plate (106) is also connected with the inner side of the protective steel plate (105) through a spring, and the top of the supporting plate (106) is provided with a fixed side plate (107) through a rotating shaft; the side face of the fixed side plate (107) is provided with a rubber pad, and the side face of the fixed side plate (107) is arranged on two sides of the lifting machine body (4).
3. The load bearing testing device of an automobile lifter according to claim 2, wherein: the top of the movable support plate (301) is provided with a connecting piece, and the bottom of the movable support plate (301) is provided with an elastic steel plate (302) with a rectangular plate structure through the connecting piece; the tops of the two ends of the movable support plate (301) are provided with positioning transverse grooves (303).
4. A load bearing test apparatus for an automotive jack as claimed in claim 3 wherein: a positioning movable block (304) is slidably arranged in the positioning transverse groove (303); an opening is formed in the middle of the top of the positioning movable block (304); the tops of the two ends of the elastic steel plate (302) are provided with guide transverse grooves (305), and traction blocks (306) are slidably arranged in the guide transverse grooves (305).
5. The load bearing testing device for an automobile lifter as set forth in claim 4, wherein: a marker post (307) is arranged at the top of the traction block (306); the outer side of the marker post (307) is marked with scales, and the top of the marker post (307) penetrates through an opening in the middle position of the top of the positioning movable block (304); a lower supporting splint (308) is arranged at the bottom of the traction block (306); a slot is formed in the top of the side end of the lower supporting clamp plate (308), and an upper fixing clamp plate (309) is arranged at the top of the lower supporting clamp plate (308) through a spring; the bottom of the upper fixing clamp plate (309) and the top of the lower supporting clamp plate (308) are arranged on the lifting arm (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311585235.7A CN117288512B (en) | 2023-11-27 | 2023-11-27 | Bearing testing device for automobile lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311585235.7A CN117288512B (en) | 2023-11-27 | 2023-11-27 | Bearing testing device for automobile lifter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117288512A CN117288512A (en) | 2023-12-26 |
| CN117288512B true CN117288512B (en) | 2024-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311585235.7A Active CN117288512B (en) | 2023-11-27 | 2023-11-27 | Bearing testing device for automobile lifter |
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| Country | Link |
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| CN (1) | CN117288512B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003034500A (en) * | 2001-05-17 | 2003-02-07 | Banzai Industries Ltd | Hydraulic pressure detector of vehicular lift device |
| CN103424275A (en) * | 2013-07-22 | 2013-12-04 | 深圳市元征科技股份有限公司 | Method and system for automatically detecting lifters |
| CN109264625A (en) * | 2018-09-29 | 2019-01-25 | 赛埃孚汽车保修设备（太仓）有限公司 | A kind of gantry elevator convenient for adjusting height |
| CN112456378A (en) * | 2020-11-10 | 2021-03-09 | 成都工业职业技术学院 | Pressure monitoring system of automobile lifter |
| CN113389418A (en) * | 2021-02-05 | 2021-09-14 | 机械工业第九设计研究院有限公司 | Novel lifting mechanism for automobile |
-
2023
- 2023-11-27 CN CN202311585235.7A patent/CN117288512B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003034500A (en) * | 2001-05-17 | 2003-02-07 | Banzai Industries Ltd | Hydraulic pressure detector of vehicular lift device |
| CN103424275A (en) * | 2013-07-22 | 2013-12-04 | 深圳市元征科技股份有限公司 | Method and system for automatically detecting lifters |
| CN109264625A (en) * | 2018-09-29 | 2019-01-25 | 赛埃孚汽车保修设备（太仓）有限公司 | A kind of gantry elevator convenient for adjusting height |
| CN112456378A (en) * | 2020-11-10 | 2021-03-09 | 成都工业职业技术学院 | Pressure monitoring system of automobile lifter |
| CN113389418A (en) * | 2021-02-05 | 2021-09-14 | 机械工业第九设计研究院有限公司 | Novel lifting mechanism for automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117288512A (en) | 2023-12-26 |
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