Safety type automobile generator load test device and test method

Abstract

The invention discloses a safety-type automobile generator load testing device and testing method, and relates to the technical field of generators, the safety-type automobile generator load testing device comprises a bottom plate, four corners of the bottom plate are provided with mounting holes, the bottom plate is fixedly connected with a support, the support is fixedly connected with a pair of side rods, and the side rods are fixedly connected with the bottom plate. The other ends of the pair of side rods are fixedly connected with first shaft seats, the bottom ends of the first shaft seats are fixedly connected to the bottom plate, the side rods are slidably connected with first pulleys, the first pulleys are rotatably connected to side plates, the side plates are fixedly connected to a supporting plate, the top face of the supporting plate is fixedly connected with a pair of supporting plates, and the supporting plates are fixedly connected to the bottom plate. The top ends of the pair of supporting plates are fixedly connected with a top plate. The device is reasonable in structure, the power generator on the object placing table is fixed through the fastening assembly, then the power generator on the object placing table is moved to one side of the frame body through the limiting assembly, and load testing is conducted on the power generator through the testing assembly on the frame body.

Description

Technical Field

[0001] The invention relates to the technical field of generators, and in particular to a safety type automobile generator load testing device and a testing method. Background Art

[0002] Automobile generators can be divided into DC generators and AC generators. Automobile generators are simple to manufacture, low in cost, and reliable in operation. They are widely used in new energy, automotive industry and other fields. The miniaturization of automobile generators and the increase in requirements for output power and output performance have made vibration and noise important indicators for judging the quality of motors. During operation, the electromagnetic noise of automobile generators is relatively large, which has become an important factor restricting the development of automobile generators.

[0003] Existing automobile engine testing is an important testing process. The test load can comprehensively check the performance indicators of the engine under load, including output power, fuel consumption, temperature change, etc. Through the analysis of these data, potential problems can be discovered in time. However, most of the existing generator load tests fix the generator with bolts, which is a very troublesome operation. Summary of the invention

[0004] The purpose of the present application is to provide a safe automobile generator load testing device and testing method, in which the generator on the storage table is fixed by a fastening component, and then the generator on the storage table is moved to one side of the frame by a limiting component, and the generator is load tested by the test component on the frame.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a safe automobile generator load test device and a test method, comprising a base plate, mounting holes are opened at the four corners of the base plate, a bracket is fixedly connected to the base plate, a pair of side rods are fixedly connected to the bracket, the other ends of the pair of side rods are fixedly connected to a first axle seat, the bottom end of the first axle seat is fixedly connected to the base plate, a first pulley is slidably connected to the side rod, the first pulley is rotatably connected to the side plate, the side plate is fixedly connected to a pallet, a pair of support plates are fixedly connected to the top surface of the pallet, the top ends of the pair of support plates are fixedly connected to the top plate, the middle position of the base plate is fixedly connected to the first tooth plate, and the middle position of the top surface of the pallet is fixedly connected to a storage table; it also includes a fastening assembly, a limiting assembly and a testing assembly, the fastening assembly is arranged on the top plate for fixing the generator, the limiting assembly is arranged on the pallet for coordinated use, and the testing assembly is arranged on the frame for coordinated use.

[0006] Preferably, the fastening assembly includes a pair of second shaft seats fixedly mounted on the top plate, a pair of second shaft seats are rotatably connected to a rotating rod, a gear is fixedly mounted at the middle position of the rotating rod, a second tooth plate is meshed on the gear, the second tooth plate is slidably connected to the guide rail, one end of the second tooth plate is fixedly connected to a sleeve seat, a threaded rod is threadedly connected to the sleeve seat, the threaded rod is rotatably connected to the third shaft seat, the bottom end of the third shaft seat is fixedly connected to the top plate, and one end of the threaded rod is fixedly connected to an adjusting disk.

[0007] Preferably, both ends of the rotating rod are fixedly connected to a first arm plate, the other end of the first arm plate is rotatably connected to a second arm plate, the other end of the second arm plate is rotatably connected to a push rod, the push rod is movably inserted on a fixed plate, and a first spring is sleeved on the push rod.

[0008] Preferably, the fixed plate is fixedly mounted on the movable plate, both ends of the movable plate are slidably connected to the positioning rod, both ends of the positioning rod are fixedly connected to the limit seat, the limit seat is fixedly mounted on the side of the support plate, the middle position of the movable plate is fixedly connected with a docking rod, the other end of the docking rod is fixedly connected to the fixed seat, and the bottom end of the fixed seat is fixedly connected to the pressure plate.

[0009] Preferably, the limiting assembly includes an L-shaped plate fixedly mounted on one side of the support plate, the bottom end of the L-shaped plate is fixedly connected to a pair of first hinged seats, a linkage plate is rotatably connected to the pair of first hinged seats, a sliding groove is provided on the linkage plate, the other end of the linkage plate is rotatably connected to the second hinged seat, the second hinged seat is fixedly mounted on the adjustment plate, the bottom surface of the adjustment plate is fixedly connected to a plurality of groups of latching teeth, and the latching teeth are clamped on the first tooth plate.

[0010] Preferably, the interior of the slide groove is slidably connected with a slide column, one end of the slide column is fixedly connected to the mounting plate, the middle position of the mounting plate is fixedly connected with a sleeve plate, the sleeve plate is threadedly connected with a first screw rod, one end of the first screw rod is rotatably connected to the L-shaped plate, and the other end of the first screw rod is fixedly mounted with a turntable.

[0011] Preferably, the test assembly includes a frame fixedly mounted on the base plate, a fourth shaft seat is fixedly connected to the middle position of the frame, a second screw rod is rotatably connected to the fourth shaft seat, one end of the second screw rod is rotatably connected to the frame, the other end of the second screw rod is fixedly connected to a control disk, a sleeve block is threadedly connected to the second screw rod, cross bars are fixedly connected to both sides of the sleeve block, a push plate is rotatably connected to the cross bar, the other end of the push plate is rotatably connected to a pin column, and the pin column is fixedly connected to the mounting box.

[0012] Preferably, the installation box is rotatably connected to a second pulley, the second pulley is slidably connected to a guide rod, the guide rod is fixedly connected to the frame, the installation box is fixedly installed on a bracket, the top end of the bracket is fixedly connected to a storage plate, a test device is fixedly installed at the top position of the storage plate, a control panel is fixedly installed on one side of the test device, a transmission shaft is rotatably connected to one side of the test device, the transmission shaft is slidably connected to the inside of a limit plate, the bottom end of the limit plate is fixedly connected to the frame, and the other end of the transmission shaft is fixedly connected to a first pulley.

[0013] Preferably, a positioning seat is fixedly installed on the frame, a limiting rod is fixedly installed on the positioning seat, a ring is fixedly connected to the middle position of the limiting rod, a driven block is slidably connected to the limiting rod, a second spring is sleeved on the limiting rod, two ends of the second spring are respectively fixedly connected to one side of the ring and one side of the driven block, a driven wheel is rotatably connected to the driven block, a transmission belt is sleeved on the driven wheel, and the top end of the transmission belt is sleeved on the first pulley.

[0014] The present invention also provides a safe automobile generator load testing method, comprising: The generator is placed on a storage table, and then fixed on the storage table by a fastening assembly, a limit assembly is set on one side of the pallet, the position of the pallet is moved by the limit assembly, and then the generator is moved to one side of the frame, and the generator is load tested by the test assembly on the frame.

[0015] In summary, the present invention has the following beneficial effects: 1. The present invention has a reasonable structure. The generator is placed on the storage platform, and then the adjusting disk is rotated. The rotation of the adjusting disk drives the threaded rod to rotate. A sleeve seat is threadedly connected to the threaded rod, and the bottom end of the sleeve seat is fixedly connected to the second tooth plate. The rotation of the threaded rod drives the second tooth plate on the sleeve seat to slide inside the guide rail. The movement of the second tooth plate drives the rotating rod on the gear to rotate. The rotation of the rotating rod pushes the push rod to move downward through the second arm plate on the first arm plate. The movement of the push rod pushes the movable plate on the fixed plate to slide on the positioning rod through the elastic force of the first spring. The movement of the movable plate pushes the pressure plate to move through the fixed seat on the docking rod, so that the pressure plate is convenient for fixing the generator on the storage platform; 2. In the present invention, when the support plate is moved, the turntable is first rotated, and the rotation of the turntable drives the first screw rod to rotate. A sleeve plate is threadedly connected to the first screw rod, and both ends of the sleeve plate are fixedly connected to the mounting plate. The rotation of the first screw rod causes the sleeve plate to drive the mounting plate to move. The movement of the mounting plate facilitates the sliding column to slide inside the slide groove, thereby facilitating the linkage plate to drive the adjustment plate to move upward, so that the locking teeth on the bottom surface of the adjustment plate are separated from the first tooth plate, and then the support plate is moved to one side of the first shaft seat for preparation; 3. In the present invention, the control disk is rotated to rotate the second screw rod, and the rotation of the second screw rod causes the cross bar on the sleeve block to move. The movement of the cross bar drives the second pulley on the installation box to slide on the guide rod through the push plate. The movement of the installation box causes the placement plate on the bracket to move downward, and then the bottom end of the transmission belt is sleeved on the generator. The control disk is then rotated in the opposite direction to move the placement plate upward. The movement of the placement plate causes the transmission belt to squeeze the driven wheel to prevent the transmission belt from falling off during the test. The operation of the test equipment facilitates the test of the load condition of the generator. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the test device; Figure 2 It is a schematic diagram of the rear-view stereoscopic structure of the test device; Figure 3 It is a schematic diagram of the three-dimensional structure of the test device from a side view; Figure 4 It is a schematic diagram of the three-dimensional structure of the top plate; Figure 5 It is a schematic diagram of the three-dimensional structure of the support plate; Figure 6 It is a schematic diagram of the three-dimensional structure of the fastening component; Figure 7 It is a schematic diagram of the three-dimensional structure of the frame; Figure 8 It is a schematic diagram of the three-dimensional structure of the frame from the rear view.

[0018] In the figure: 1, bottom plate; 101, mounting hole; 102, bracket; 103, side rod; 104, first shaft seat; 105, first pulley; 106, side plate; 107, support plate; 108, support plate; 109, top plate; 110, first tooth plate; 112, storage table; 2, second shaft seat; 201, rotating rod; 202, gear; 203, second tooth plate; 204, guide rail; 205, Sleeve seat; 206, threaded rod; 207, third shaft seat; 208, adjustment plate; 209, first arm plate; 210, second arm plate; 211, push rod; 212, fixed plate; 213, first spring; 214, movable plate; 215, positioning rod; 216, limit seat; 217, docking rod; 218, fixed seat; 219, pressure plate; 3, L-shaped plate; 301, first hinge seat; 302 , linkage plate; 303, slide groove; 304, second hinge seat; 305, adjustment plate; 306, latch; 307, slide column; 308, mounting plate; 309, sleeve plate; 310, first screw rod; 311, turntable; 4, frame; 401, fourth shaft seat; 402, second screw rod; 403, control plate; 404, sleeve block; 405, cross bar; 406, push plate; 407, pin column; 40 8. Installation box; 409. Second pulley; 410. Guide rod; 411. Bracket; 412. Storage plate; 413. Test equipment; 414. Control panel; 415. Transmission shaft; 416. Limit plate; 417. First pulley; 5. Positioning seat; 501. Limit rod; 502. Ring; 503. Follower block; 504. Second spring; 505. Driven wheel; 506. Transmission belt. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] Example: Reference Figure 1 - Figure 8The safety type automobile generator load test device and test method shown in the figure include a bottom plate 1, the four corners of the bottom plate 1 are provided with mounting holes 101, the bottom plate 1 is fixedly connected with a bracket 102, the bracket 102 is fixedly connected with a pair of side rods 103, the other ends of the pair of side rods 103 are fixedly connected with a first shaft seat 104, the bottom end of the first shaft seat 104 is fixedly connected to the bottom plate 1, the side rod 103 is slidably connected with a first pulley 105, the first pulley 105 is rotatably connected to a side plate 106, and the side plate 106 is fixedly connected to the bracket On the plate 107, a pair of support plates 108 are fixedly connected to the top surface of the support plate 107, the top ends of the pair of support plates 108 are fixedly connected to the top plate 109, the middle position of the bottom plate 1 is fixedly connected to the first tooth plate 110, and the middle position of the top surface of the support plate 107 is fixedly connected to the storage platform 112; it also includes a fastening assembly, a limiting assembly and a testing assembly, the fastening assembly is arranged on the top plate 109 for fixing the generator, the limiting assembly is arranged on the support plate 107 for coordinated use, and the testing assembly is arranged on the frame 4 for coordinated use.

[0021] Specifically, it should be noted that the generator is fixed on the storage table 112 by a fastening assembly, and then the support plate 107 is moved to one side of the frame 4 by a limiting assembly, and the generator is load tested by the test assembly on the frame 4. The parameters can be adjusted through the control panel 414 on the test equipment 413. The specific working principles are referenced through the existing technology and will not be elaborated here.

[0022] As an implementation method in this embodiment, the fastening assembly includes a pair of second shaft seats 2 fixedly mounted on the top plate 109, a rotating rod 201 is rotatably connected to the pair of second shaft seats 2, a gear 202 is fixedly mounted at the middle position of the rotating rod 201, a second tooth plate 203 is meshed on the gear 202, the second tooth plate 203 is slidably connected to the guide rail 204, one end of the second tooth plate 203 is fixedly connected to a sleeve seat 205, a threaded rod 206 is threadedly connected to the sleeve seat 205, the threaded rod 206 is rotatably connected to the third shaft seat 207, the bottom end of the third shaft seat 207 is fixedly connected to the top plate 109, one end of the threaded rod 206 is fixedly connected to an adjusting disk 208, and both ends of the rotating rod 201 are fixedly connected to the first arm plate 209, the other end of the first arm plate 209 is rotatably connected to the second arm plate 210, the other end of the second arm plate 210 is rotatably connected to the push rod 211, the push rod 211 is movably inserted on the fixed plate 212, the push rod 211 is sleeved with a first spring 213, the fixed plate 212 is fixedly installed on the movable plate 214, the two ends of the movable plate 214 are slidably connected to the positioning rod 215, the two ends of the positioning rod 215 are fixedly connected to the limit seat 216, the limit seat 216 is fixedly installed on the side of the support plate 108, the middle position of the movable plate 214 is fixedly connected with a docking rod 217, the other end of the docking rod 217 is fixedly connected to the fixed seat 218, and the bottom end of the fixed seat 218 is fixedly connected to the pressure plate 219.

[0023] Specifically, the generator is placed on the storage table 112, and then the adjusting disk 208 is rotated. The rotation of the adjusting disk 208 drives the threaded rod 206 to rotate. A sleeve 205 is threadedly connected to the threaded rod 206, and the bottom end of the sleeve 205 is fixedly connected to the second tooth plate 203. The rotation of the threaded rod 206 drives the second tooth plate 203 on the sleeve 205 to slide inside the guide rail 204. The movement of the second tooth plate 203 drives the rotating rod 201 on the gear 202 to rotate. The rotation of the rotating rod 201 pushes the push rod 211 to move downward through the second arm plate 210 on the first arm plate 209. The movement of the push rod 211 pushes the movable plate 214 on the fixed plate 212 to slide on the positioning rod 215 through the elastic force of the first spring 213. The movement of the movable plate 214 pushes the pressing plate 219 to move through the fixed seat 218 on the docking rod 217, so that the pressing plate 219 can fix the generator on the storage table 112.

[0024] As an implementation scheme in this embodiment, the limiting assembly includes an L-shaped plate 3 fixedly mounted on one side of the support plate 107, the bottom end of the L-shaped plate 3 is fixedly connected to a pair of first hinge seats 301, a linkage plate 302 is rotatably connected to the pair of first hinge seats 301, a sliding groove 303 is provided on the linkage plate 302, the other end of the linkage plate 302 is rotatably connected to the second hinge seat 304, the second hinge seat 304 is fixedly mounted on the adjustment plate 305, the bottom surface of the adjustment plate 305 is fixedly connected to a plurality of groups of latch teeth 306, the latch teeth 306 are clamped on the first tooth plate 110, a sliding column 307 is slidably connected inside the sliding groove 303, one end of the sliding column 307 is fixedly connected to the mounting plate 308, a sleeve plate 309 is fixedly connected to the middle position of the mounting plate 308, a first screw rod 310 is threadedly connected to the sleeve plate 309, one end of the first screw rod 310 is rotatably connected to the L-shaped plate 3, and a turntable 311 is fixedly mounted on the other end of the first screw rod 310.

[0025] Specifically, when moving the support plate 107, the turntable 311 is rotated first, and the rotation of the turntable 311 drives the first screw rod 310 to rotate. The first screw rod 310 is threadedly connected with a sleeve plate 309, and the two ends of the sleeve plate 309 are fixedly connected to the mounting plate 308. The rotation of the first screw rod 310 causes the sleeve plate 309 to drive the mounting plate 308 to move. The movement of the mounting plate 308 facilitates the sliding column 307 to slide inside the slide groove 303, thereby facilitating the linkage plate 302 to drive the adjustment plate 305 to move upward, so that the locking tooth 306 on the bottom surface of the adjustment plate 305 disengages from the first tooth plate 110, and then the support plate 107 is moved to one side of the first shaft seat 104 for preparation work.

[0026] As an implementation mode in this embodiment, the test component includes a frame 4 fixedly mounted on the base plate 1, a fourth shaft seat 401 is fixedly connected to the middle position of the frame 4, a second screw rod 402 is rotatably connected to the fourth shaft seat 401, one end of the second screw rod 402 is rotatably connected to the frame 4, the other end of the second screw rod 402 is fixedly connected to the control disk 403, the second screw rod 402 is threadedly connected to a sleeve block 404, both sides of the sleeve block 404 are fixedly connected to a cross bar 405, a push plate 406 is rotatably connected to the cross bar 405, the other end of the push plate 406 is rotatably connected to a pin 407, the pin 407 is fixedly connected to the installation box 408, a second pulley 409 is rotatably connected to the guide rod 410, the guide rod 410 is fixedly connected to the frame 4, the installation box 408 is fixedly mounted on a bracket 411, the top of the bracket 411 is fixedly connected to a storage plate 412, and the storage plate A test device 413 is fixedly installed at the top position of 412, a control panel 414 is fixedly installed on one side of the test device 413, a transmission shaft 415 is rotatably connected to one side of the test device 413, the transmission shaft 415 is slidably connected to the inside of the limit plate 416, the bottom end of the limit plate 416 is fixedly connected to the frame 4, the other end of the transmission shaft 415 is fixedly connected to the first pulley 417, a positioning seat 5 is fixedly installed on the frame 4, and a limiting rod is fixedly installed on the positioning seat 5 501, a ring 502 is fixedly connected to the middle position of the limiting rod 501, a driven block 503 is slidably connected to the limiting rod 501, a second spring 504 is sleeved on the limiting rod 501, two ends of the second spring 504 are respectively fixedly connected to one side of the ring 502 and one side of the driven block 503, a driven wheel 505 is rotatably connected to the driven block 503, a transmission belt 506 is sleeved on the driven wheel 505, and the top end of the transmission belt 506 is sleeved on the first pulley 417.

[0027] Specifically, the control disk 403 is rotated to rotate the second screw rod 402, and the rotation of the second screw rod 402 causes the cross bar 405 on the sleeve block 404 to move. The movement of the cross bar 405 drives the second pulley 409 on the installation box 408 to slide on the guide rod 410 through the push plate 406. The movement of the installation box 408 causes the placement plate 412 on the bracket 411 to move downward, and then the bottom end of the transmission belt 506 is placed on the generator. The control disk 403 is then rotated in the opposite direction to move the placement plate 412 upward. The movement of the placement plate 412 causes the transmission belt 506 to squeeze the driven wheel 505 to prevent the transmission belt 506 from falling off during the test. The operation of the test equipment 413 facilitates the testing of the load condition of the generator.

[0028] The working principle of the present invention is as follows: the generator is placed on the storage platform 112, and then the adjusting disk 208 is rotated. The rotation of the adjusting disk 208 drives the threaded rod 206 to rotate. A sleeve 205 is threadedly connected to the threaded rod 206, and the bottom end of the sleeve 205 is fixedly connected to the second tooth plate 203. The rotation of the threaded rod 206 drives the second tooth plate 203 on the sleeve 205 to slide inside the guide rail 204. The movement of the second tooth plate 203 drives the rotating rod 201 on the gear 202 to rotate. The rotation of the rotating rod 201 pushes the push rod 211 to move downward through the second arm plate 210 on the first arm plate 209. The movement of the push rod 211 pushes the movable plate 214 on the fixed plate 212 to slide on the positioning rod 215 through the elastic force of the first spring 213. The movement of the movable plate 214 pushes the pressing plate 219 to move through the fixed seat 218 on the docking rod 217, so that the pressing plate 219 can fix the generator on the storage platform 112. When the support plate 107 is moved, the rotating disk 311 is rotated first, and the rotation of the rotating disk 311 drives the first screw rod 310 to rotate. The first screw rod 310 is threadedly connected with a sleeve plate 309, and the two ends of the sleeve plate 309 are fixedly connected to the mounting plate 308. The rotation of the first screw rod 310 causes the sleeve plate 309 to drive the mounting plate 308 to move. The movement of the mounting plate 308 facilitates the sliding column 307 to slide inside the sliding groove 303, so that the linkage plate 302 drives the adjustment plate 305 to move upward, so that the locking teeth 306 on the bottom surface of the adjustment plate 305 are separated from the first tooth plate 110, and then the support plate 107 is moved to one side of the first shaft seat 104 for preparation work; The control disk 403 is rotated to rotate the second screw rod 402, and the rotation of the second screw rod 402 causes the cross bar 405 on the sleeve block 404 to move. The movement of the cross bar 405 drives the second pulley 409 on the installation box 408 to slide on the guide rod 410 through the push plate 406. The movement of the installation box 408 causes the placement plate 412 on the bracket 411 to move downward, and then the bottom end of the transmission belt 506 is placed on the generator. The control disk 403 is then rotated in the opposite direction to move the placement plate 412 upward. The movement of the placement plate 412 causes the transmission belt 506 to squeeze the driven wheel 505 to prevent the transmission belt 506 from falling off during the test. The operation of the test equipment 413 facilitates the test of the load condition of the generator.

[0029] The present invention also provides a safe automobile generator load testing method, comprising: Place the generator on the storage table 112, and then fix the generator on the storage table 112 by means of a fastening assembly, set a limit assembly on one side of the support plate 107, move the position of the support plate 107 by means of the limit assembly, and then move the generator to one side of the frame 4, and perform a load test on the generator by means of the test assembly on the frame 4.

[0030] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A safety type automobile generator load test device, comprising a base plate (1), characterized in that: The bottom plate (1) is provided with mounting holes (101) at four corners, the bottom plate (1) is fixedly connected to a bracket (102), the bracket (102) is fixedly connected to a pair of side rods (103), the other ends of the pair of side rods (103) are fixedly connected to a first shaft seat (104), the bottom ends of the first shaft seat (104) are fixedly connected to the bottom plate (1), the side rods (103) are slidably connected to a first pulley (105), the first pulley (105) is rotatably connected to a side plate (106), the side plate (106) is fixedly connected to a support plate (107), the top surface of the support plate (107) is fixedly connected to a pair of support plates (108), the top ends of the pair of support plates (108) are fixedly connected to a top plate (109), the middle portion of the bottom plate (1) is fixedly connected to a first tooth plate (110), and the middle portion of the top surface of the support plate (107) is fixedly connected to a storage table (112); It also includes a fastening assembly, a limiting assembly and a testing assembly, wherein the fastening assembly is arranged on the top plate (109) for fixing the generator, the limiting assembly is arranged on the supporting plate (107) for use in conjunction with the generator, and the testing assembly is arranged on the frame (4) for use in conjunction with the generator; The fastening assembly comprises a pair of second shaft seats (2) fixedly mounted on the top plate (109), a rotating rod (201) being rotatably connected to the pair of second shaft seats (2), a gear (202) being fixedly mounted at a middle position of the rotating rod (201), a second tooth plate (203) being meshed on the gear (202), the second tooth plate (203) being slidably connected to the guide rail (204), one end of the second tooth plate (203) being fixedly connected to a sleeve seat (205), a threaded rod (206) being threadedly connected to the sleeve seat (205), the threaded rod (206) being rotatably connected to a third shaft seat (207), the bottom end of the third shaft seat (207) being fixedly connected to the top plate (109), and one end of the threaded rod (206) being fixedly connected to an adjusting disk (208); Both ends of the rotating rod (201) are fixedly connected to a first arm plate (209); the other end of the first arm plate (209) is rotatably connected to a second arm plate (210); the other end of the second arm plate (210) is rotatably connected to a push rod (211); the push rod (211) is movably inserted on a fixed plate (212); and a first spring (213) is sleeved on the push rod (211); The fixed plate (212) is fixedly mounted on the movable plate (214), the two ends of the movable plate (214) are slidably connected to the positioning rod (215), the two ends of the positioning rod (215) are fixedly connected to the limit seat (216), the limit seat (216) is fixedly mounted on the side of the support plate (108), the middle position of the movable plate (214) is fixedly connected to a docking rod (217), the other end of the docking rod (217) is fixedly connected to the fixed seat (218), and the bottom end of the fixed seat (218) is fixedly connected to the pressure plate (219).

2. A safety type automobile generator load test device according to claim 1, characterized in that: The limiting assembly comprises an L-shaped plate (3) fixedly mounted on one side of the supporting plate (107); a pair of first hinge seats (301) are fixedly connected to the bottom end of the L-shaped plate (3); a linkage plate (302) is rotatably connected to the pair of first hinge seats (301); a sliding groove (303) is provided on the linkage plate (302); the other end of the linkage plate (302) is rotatably connected to a second hinge seat (304); the second hinge seat (304) is fixedly mounted on an adjustment plate (305); a plurality of groups of latching teeth (306) are fixedly connected to the bottom surface of the adjustment plate (305); the latching teeth (306) are latched on the first tooth plate (110).

3. A safety type automobile generator load test device according to claim 2, characterized in that: A sliding column (307) is slidably connected inside the sliding groove (303), one end of the sliding column (307) is fixedly connected to a mounting plate (308), a sleeve plate (309) is fixedly connected to the middle position of the mounting plate (308), a first screw rod (310) is threadedly connected to the sleeve plate (309), one end of the first screw rod (310) is rotatably connected to the L-shaped plate (3), and a rotating disk (311) is fixedly mounted on the other end of the first screw rod (310).

4. A safety type automobile generator load test device according to claim 1, characterized in that: The test assembly comprises a frame (4) fixedly mounted on the base plate (1); a fourth shaft seat (401) is fixedly connected to the middle position of the frame (4); a second screw rod (402) is rotatably connected to the fourth shaft seat (401); one end of the second screw rod (402) is rotatably connected to the frame (4); the other end of the second screw rod (402) is fixedly connected to a control panel (403); a sleeve block (404) is threadedly connected to the second screw rod (402); two sides of the sleeve block (404) are fixedly connected to cross bars (405); a push plate (406) is rotatably connected to the cross bar (405); the other end of the push plate (406) is rotatably connected to a pin column (407); and the pin column (407) is fixedly connected to a mounting box (408).

5. A safety type automobile generator load test device according to claim 4, characterized in that: The installation box (408) is rotatably connected to a second pulley (409), the second pulley (409) is slidably connected to a guide rod (410), the guide rod (410) is fixedly connected to the frame (4), the installation box (408) is fixedly mounted on a bracket (411), the top end of the bracket (411) is fixedly connected to a storage plate (412), a testing device (413) is fixedly mounted on the top of the storage plate (412), a control panel (414) is fixedly mounted on one side of the testing device (413), a transmission shaft (415) is rotatably connected to one side of the testing device (413), the transmission shaft (415) is slidably connected to the inside of a limit plate (416), the bottom end of the limit plate (416) is fixedly connected to the frame (4), and the other end of the transmission shaft (415) is fixedly connected to a first pulley (417).

6. A safety type automobile generator load test device according to claim 5, characterized in that: A positioning seat (5) is fixedly mounted on the frame (4), a limiting rod (501) is fixedly mounted on the positioning seat (5), a collar (502) is fixedly connected to the middle of the limiting rod (501), a driven block (503) is slidably connected to the limiting rod (501), a second spring (504) is sleeved on the limiting rod (501), two ends of the second spring (504) are respectively fixedly connected to one side of the collar (502) and one side of the driven block (503), a driven wheel (505) is rotatably connected to the driven block (503), a transmission belt (506) is sleeved on the driven wheel (505), and a top end of the transmission belt (506) is sleeved on the first pulley (417).

7. A safety type automobile generator load test method, based on a safety type automobile generator load test device according to any one of claims 1 to 6, characterized in that: The generator is placed on a storage platform (112), and then the generator on the storage platform (112) is fixed by a fastening assembly, a limit assembly is provided on one side of the support plate (107), the position of the support plate (107) is moved by the limit assembly, and then the generator is moved to one side of the frame (4), and a load test is performed on the generator by a test assembly on the frame (4).

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