Shock absorber test platform

Abstract

The utility model relates to the technical field of test platforms, in particular to a shock absorber test platform, which can adjust the test height according to the height of a shock absorber to be detected, improve the detection range and efficiency and enhance the practicability. Comprising a detection table, a plurality of adjustable bases, lifting assemblies, pressing assemblies and a fixing assembly, the adjustable bases are fixedly installed at the four corners of the bottom of the detection table to conduct damping supporting on equipment, the lifting assemblies are installed on the left side and the right side of the top of the detection table, the pressing assemblies are installed on the lifting assemblies, and the fixing assembly is installed in the middle of the top end of the detection table.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of test platform, in particular to a shock absorber test platform. BACKGROUND

[0002] The shock absorber test bench is a kind of equipment for testing and evaluating the performance of shock absorber. It is mainly used for shock absorber indicator characteristic and speed characteristic test of vehicle such as automobile, motorcycle etc. Many cities are seriously polluted in air environment quality, and it is easy to cause the corrosion and aging of the parts of vehicle, so the parts of vehicle need to be subjected to corrosion fatigue detection in the production process of vehicle. The test bench for shock absorber provided in the prior art announcement No.CN110487709B includes: mounting frame, the mounting frame is provided with mounting part for being connected with shock absorber, and the mounting frame is provided with corrosion spray head, the corrosion spray head is suitable for being set towards the shock absorber;Transmission part, the transmission part has the connecting part for being connected with the shock absorber;Loading assembly, and the loading assembly is suitable for applying force to the transmission part in at least one direction of Z direction and X direction. But its height direction cannot be adjusted, and it is inconvenient to test the shock absorber of different lengths, so the detection range and efficiency are poor, and the practicality is poor. SUMMARY

[0003] To solve the above technical problems, the utility model provides a kind of shock absorber test platform that can adjust test height according to the height of the shock absorber to be detected, improve detection range and efficiency, and enhance practicality.

[0004] The shock absorber test platform of the utility model includes detection table, multiple adjustable bases, lifting assembly, pressing assembly and fixing assembly, adjustable base is fixedly installed at the four corners of the bottom of detection table, and the equipment is supported and damped, lifting assembly is installed at the top of detection table left and right sides, pressing assembly is installed on lifting assembly, and fixing assembly is installed at the top of detection table middle part;The shock absorber to be detected is installed above detection table by fixing assembly, the height of pressing assembly can be adjusted according to the height of the shock absorber to be detected by lifting assembly, pressing assembly can repeatedly apply instantaneous impact load to the shock absorber to be measured, to judge whether the damping and movement stroke of the shock absorber to be measured meet the requirements, improve detection range and efficiency, and enhance practicality.

[0005] Preferably, the lifting assembly comprises two vertical plates, two threaded rods, two lifting blocks, a cross beam, two gearboxes, a connecting plate, a double-output motor and two drive shafts, the two vertical plates are fixedly installed at the left and right ends of the top of the detection table, lifting grooves are formed in the vertical plates, the threaded rods are rotatably installed in the lifting grooves, the lifting blocks are slidably installed in the lifting grooves, the threaded rods are screwed on the outer walls of the lifting blocks, the cross beam is fixedly installed between the two lifting blocks, the threaded rods penetrate through the top of the vertical plate and are connected with the output ends of the gearboxes, the connecting plate is connected between the top of the two vertical plates, the double-output motor is installed at the top middle part of the connecting plate, and the left and right output ends of the double-output motor are connected with the input ends of the gearboxes through the drive shafts; the double-output motor is started to drive the threaded rods to rotate through the drive shafts and the gearboxes, so that the lifting blocks are driven to move in the lifting grooves, thereby the height of the cross beam is adjusted, the test height can be adjusted according to the height of the shock absorber to be detected, and the detection range is improved.

[0006] Preferably, the pressing assembly comprises a stamping cylinder, a pressing seat and a support frame, the stamping cylinder is fixedly installed at the bottom middle part of the cross beam, the outer wall of the bottom end of the stamping cylinder is fixedly installed in the middle part of the support frame, the support frame is fixedly installed at the bottom end of the cross beam, and the pressing seat is installed at the bottom of the stamping cylinder; after the shock absorber is installed, the pressing seat at the bottom of the stamping cylinder is connected with the shock absorber, and the actual road conditions of the automobile road driving are simulated, the working pressure generated by the oil cylinder is used to repeatedly apply the instantaneous impact load to the measured shock absorber, so that whether the damping and the movement stroke of the measured shock absorber meet the requirements are judged, the structural strength between the stamping cylinder and the cross beam is increased through the support frame, the stability is improved, and the service life is ensured.

[0007] Preferably, the pressing assembly comprises a stamping cylinder, a pressing seat and a support frame, the stamping cylinder is fixedly installed at the bottom middle part of the cross beam, the outer wall of the bottom end of the stamping cylinder is fixedly installed in the middle part of the support frame, the support frame is fixedly installed at the bottom end of the cross beam, and the pressing seat is installed at the bottom of the stamping cylinder; after the shock absorber is installed, the pressing seat at the bottom of the stamping cylinder is connected with the shock absorber, and the actual road conditions of the automobile road driving are simulated, the working pressure generated by the oil cylinder is used to repeatedly apply the instantaneous impact load to the measured shock absorber, so that whether the damping and the movement stroke of the measured shock absorber meet the requirements are judged, the structural strength between the stamping cylinder and the cross beam is increased through the support frame, the stability is improved, and the service life is ensured.

[0008] Preferably, the fixing assembly comprises a support base, a fixing frame, a clamping base, a rotating rod, two clamping sliding plates, two clamping arms, two limiting sliding plates and a tightening component, the support base is installed at the top end of the detection table below the pressing base, the fixing frame is installed on the left side of the support base and is fixed by bolts, the clamping base is installed on the top of the fixing frame, the fixed clamping groove is formed in the clamping base, the reinforcing rod is rotatably installed in the fixed clamping groove, the threaded grooves are symmetrically formed on the reinforcing rod, the two clamping sliding plates are symmetrically and slidably installed in the fixed clamping groove and are screwed on the reinforcing rod, the clamping arms are fixedly installed on the outer wall of the clamping sliding plates, the limiting guide grooves are formed in the upper part of the right side wall of the fixing frame, the limiting sliding plates are installed at the bottom of the clamping arms and are slidably installed in the limiting guide grooves.

[0009] Preferably, the tightening component comprises a sliding rail, a sliding seat, two electric telescopic rods and a tightening arm, the sliding rail is installed on the right side of the support base, the sliding seat is slidably installed on the sliding rail, the two electric telescopic rods are symmetrically installed on the top of the detection table about the sliding rail, the telescopic ends of the electric telescopic rods are connected with the sliding seat, and the tightening arm is installed on the top of the sliding seat.

[0010] Preferably, the fixing assembly further comprises two groups of inclined rods, two groups of limiting sliding frames and a plurality of reinforcing rods, the inclined rods are connected to the front and rear ends of the vertical plate, the bottom ends of the inclined rods are connected with the top end of the detection table, the limiting guide grooves are symmetrically formed in the inner wall of the vertical plate about the lifting sliding groove, the limiting sliding frames are slidably installed in the limiting guide grooves, the plurality of limiting sliding frames are installed on the outer walls on the left and right sides of the horizontal beam, and the plurality of reinforcing rods are installed on the left side wall of the fixing frame.

[0011] Compared with the prior art, the utility model has the advantages that the to-be-detected shock absorber is installed above the detection table through the fixing assembly, the height of the pressing assembly can be adjusted according to the height of the to-be-detected shock absorber through the lifting assembly, the pressing assembly can repeatedly apply instantaneous impact load to the measured shock absorber to judge whether the damping and movement stroke of the measured shock absorber meet the requirements, the detection range and efficiency are improved, and the practicability is enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the utility model;

[0013] Figure 2 is the axial measurement structure schematic view of the utility model;

[0014] Figure 3 is the upper part section structure schematic view of the utility model;

[0015] Figure 4 is the front view structure schematic view of the utility model;

[0016] Figure 5 is the local section structure schematic view of the utility model;

[0017] Marked in the drawing: 1, detection platform;2, adjustable base;3, vertical plate;4, inclined rod;5, threaded rod;6, lifting block;7, crossbeam;8, transmission;9, connecting plate;10, double output motor;11, drive shaft;12, limit slide;13, stamping cylinder;14, press seat;15, support frame;16, fixed block;17, limit guide rod;18, support seat;19, fixed frame;20, clamping seat;21, reinforcing rod;22, rotating rod;23, clamping slide plate;24, clamping arm;25, limit slide plate;26, slide rail;27, slide;28, electric telescopic rod;29, tight arm. DETAILED DESCRIPTION

[0018] In order to facilitate understanding the utility model, below will be with reference to relevant drawing more comprehensive description of the utility model. The utility model can be realized in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive. EMBODIMENT

[0019] As Figure 1 , Figure 3 , Figure 4 and Figure 5As shown, the bottom of the detection platform 1 is fixedly installed with an adjustable base 2 for shock absorption support, two vertical plates 3 are fixedly installed at the left and right ends of the top of the detection platform 1, a lifting chute is formed in the vertical plate 3, a threaded rod 5 is rotatably installed in the lifting chute, a lifting block 6 is slidably installed in the lifting chute, and the threaded rod 5 is screwed on the outer wall of the lifting block 6, a cross beam 7 is fixedly installed between the two lifting blocks 6, the top of the threaded rod 5 penetrates through the top of the vertical plate 3 and is connected with the output end of a speed changer 8, a connecting plate 9 is connected between the tops of the two vertical plates 3, a double-output motor 10 is installed at the top middle part of the connecting plate 9, the left and right side output ends of the double-output motor 10 are connected with the input end of the speed changer 8 through a drive shaft 11, a stamping cylinder 13 is fixedly installed at the bottom middle part of the cross beam 7, the outer wall of the lower end of the stamping cylinder 13 is fixedly installed in the middle part of a support frame 15, the support frame 15 is fixedly installed at the bottom end of the cross beam 7, a pressing seat 14 is installed at the bottom of the stamping cylinder 13, a support seat 18 is installed at the top end of the detection platform 1 below the pressing seat 14, a fixing frame 19 is installed on the left side of the support seat 18 and is fixed by bolts, a clamping seat 20 is installed on the top of the fixing frame 19, a fixed clamping groove is formed in the clamping seat 20, a reinforcing rod 21 is rotatably installed in the fixed clamping groove, screw grooves are symmetrically formed in the reinforcing rod 21, two clamping sliding plates 23 are symmetrically slidably installed in the fixed clamping groove and are screwed on the reinforcing rod 21, clamping arms 24 are fixedly installed on the outer wall of the clamping sliding plates 23, a limiting guide groove is formed in the upper right side wall of the fixing frame 19, limiting sliding plates 25 are installed at the bottom of the clamping arms 24 and are slidably installed in the limiting guide groove;

[0020] The bottom of the shock absorber to be detected is placed on the top of the support seat 18, the reinforcing rod 21 is rotated to drive the two clamping sliding plates 23 to move in the fixed clamping groove, so as to drive the two clamping arms 24 to move and clamp and fix the shock absorber, the clamping arms 24 drive the limiting sliding plates 25 to move in the limiting guide groove when the clamping arms 24 move, so as to ensure the stability of the fixation, the double-output motor 10 is started to drive the threaded rod 5 to rotate through the drive shaft 11 and the speed changer 8, which can drive the lifting block 6 to move in the lifting chute, so as to adjust the height of the cross beam 7, the test height can be adjusted according to the height of the shock absorber to be detected, the detection range is improved, after the installation of the shock absorber is completed, the pressing seat 14 at the bottom of the stamping cylinder 13 is connected with the shock absorber, and the actual road conditions of the automobile road driving are simulated, the working pressure generated by the oil cylinder is used to repeatedly apply instantaneous impact load to the measured shock absorber, so as to judge whether the damping and movement stroke of the measured shock absorber meet the requirements, the support frame 15 can increase the structural strength between the stamping cylinder 13 and the cross beam 7, improve the stability, and ensure the service life. EMBODIMENT

[0021] As Figure 2 , Figure 3 and Figure 5As shown, on the basis of embodiment 1, it further includes that the fixed block 16 is fixedly installed at the front and rear ends of the support frame 15, the limiting guide rod 17 is slidingly installed on the fixed block 16, the bottom of the fixed block 16 is fixedly connected with the top end of the pressing seat 14, the guide holes matched with the limiting guide rod 17 are formed in the front and rear ends of the middle part of the cross beam 7, the slide rail 26 is installed on the right side of the support seat 18, the sliding seat 27 is slidingly installed on the slide rail 26, the two electric telescopic rods 28 are symmetrically installed on the top of the detection table 1 about the front and rear of the slide rail 26, the telescopic end of the electric telescopic rod 28 is connected with the sliding seat 27, the top tight arm 29 is installed on the top of the sliding seat 27, the inclined rods 4 are connected with the front and rear ends of the vertical plate 3, the bottom end of the inclined rod 4 is connected with the top end of the detection table 1, the limiting sliding grooves are symmetrically formed in the inner wall of the vertical plate 3 about the front and rear of the lifting sliding groove, the limiting sliding frames 12 are slidingly installed in the limiting sliding grooves, a plurality of limiting sliding frames 12 are installed on the outer walls on the front and rear sides of the cross beam 7, and a plurality of reinforcing rods 21 are installed on the left side wall of the fixed frame 19.

[0022] When the stamping cylinder 13 drives the pressing seat 14 to move up and down, the limiting guide rod 17 is driven to slide on the fixed block 16, the limiting guide rod 17 is guided and supported, the stability of the pressing seat 14 connected with the stamping cylinder 13 is guaranteed, the electric telescopic rod 28 is started to drive the sliding seat 27 to move on the slide rail 26, so that the top tight arm 29 is in contact with the shock absorber, the shock absorber is fixed in multiple directions, and the stability is further guaranteed.

[0023] As shown in the drawings, Figures 1 to 5 The utility model discloses a shock absorber test platform, which is characterized in that when working, the bottom of the shock absorber to be detected is placed on the top of the support seat 18, the reinforcing rod 21 is rotated to drive the two clamping sliding plates 23 to move in the fixed clamping groove, thereby driving the two clamping arms 24 to move, the electric telescopic rod 28 is started to drive the sliding seat 27 to move on the slide rail 26, so that the top tight arm 29 is in contact with the shock absorber, the shock absorber is fixed in multiple directions, according to the height of the shock absorber to be detected, the double-output motor 10 is started to drive the threaded rod 5 to rotate through the driving shaft 11 and the transmission 8, which can drive the lifting block 6 to move in the lifting sliding groove, thereby adjusting the height of the cross beam 7, after the shock absorber is installed, the bottom pressing seat 14 of the stamping cylinder 13 is connected with the shock absorber, and the actual road conditions of the automobile road driving are simulated, the working pressure generated by the oil cylinder is used to repeatedly apply instantaneous impact load to the measured shock absorber, so as to judge whether the damping and movement stroke of the measured shock absorber meet the requirements.

[0024] The transmission 8, the double output motor 10, the clamping arm 24 and the pressing arm 29 of the shock absorber test platform are purchased on the market, and the technical personnel in the industry only need to install and operate according to the attached instruction manual, and the technical personnel in the field does not need to pay creative labor.

[0025] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary technical personnel in the technical field, without departing from the technical principle of the utility model, a number of improvements and modifications can be made, and these improvements and modifications should be regarded as the protection range of the utility model.

Claims

1. A shock absorber test platform characterized by, Including detection platform (1), a plurality of adjustable base (2), lifting assembly, pressing assembly and fixed assembly, detection platform (1) bottom four corners fixedly installed with adjustable base (2), shock support to the equipment, lifting assembly is installed on the top of detection platform (1) left and right sides, pressing assembly is installed on the lifting assembly, the top end of detection platform (1) is installed with fixed assembly.

2. A shock absorber test platform as claimed in claim 1, characterized in that Lifting assembly includes two vertical plates (3), two threaded rods (5), two lifting blocks (6), crossbeam (7), two gearboxes (8), connecting plate (9), double output motor (10) and two drive shafts (11), two vertical plates (3) are fixedly installed on the top left and right ends of detection platform (1), vertical plate (3) is provided with lifting sliding slot, threaded rod (5) is rotatably installed in the lifting sliding slot, lifting block (6) is slidably installed in the lifting sliding slot, and threaded rod (5) is screwed on the outer wall of lifting block (6), two lifting blocks (6) are fixedly installed with crossbeam (7) between them, the top of threaded rod (5) passes through the top of vertical plate (3) and is connected with the output end of gearbox (8), the top of two vertical plates (3) is connected with connecting plate (9), double output motor (10) is installed on the top end of connecting plate (9), and the left and right side output ends of double output motor (10) are connected with the input ends of gearbox (8) through drive shaft (11).

3. A shock absorber test platform as claimed in claim 2, wherein, Pressing assembly includes stamping cylinder (13), pressing seat (14) and support frame (15), stamping cylinder (13) top fixedly installed in the bottom end of crossbeam (7) middle part, stamping cylinder (13) lower end outer wall is fixedly installed in the middle part of support frame (15), support frame (15) is fixedly installed on the bottom end of crossbeam (7), and stamping cylinder (13) is installed with pressing seat (14) on the bottom.

4. A shock absorber test platform as claimed in claim 3, wherein, It also includes two fixed blocks (16) and two limiting guide rods (17), the front and rear ends of support frame (15) are fixedly installed with fixed blocks (16), the limiting guide rods (17) are slidably installed on the fixed blocks (16), the bottom of fixed block (16) is fixedly connected with the top end of pressing seat (14), and the middle part of crossbeam (7) is provided with guide hole matched with limiting guide rod (17) on the front and rear ends.

5. A shock absorber test platform as in claim 1, wherein, The fixed assembly comprises a supporting base (18), a fixing frame (19), a clamping base (20), a rotating rod (22), two clamping sliding plates (23), two clamping arms (24), two limiting sliding plates (25) and a tightening component, the supporting base (18) is installed at the top end of the detection table (1) below the pressing base (14), the fixing frame (19) is installed on the left side of the supporting base (18) and is fixed through bolts, the clamping base (20) is installed at the top of the fixing frame (19), a fixed clamping groove is formed in the clamping base (20), the reinforcing rod (21) is rotatably installed in the fixed clamping groove, screw grooves are symmetrically formed on the reinforcing rod (21), the two clamping sliding plates (23) are symmetrically and slidingly installed in the fixed clamping groove and are screwed on the reinforcing rod (21), the clamping arms (24) are fixedly installed on the outer wall of the clamping sliding plates (23), the limiting guide grooves are formed in the upper part of the right side wall of the fixing frame (19), the limiting sliding plates (25) are installed at the bottom of the clamping arms (24) and are slidingly installed in the limiting guide grooves.

6. A shock absorber test platform as claimed in claim 5, wherein, The tightening component comprises a sliding rail (26), a sliding base (27), two electric telescopic rods (28) and a tightening arm (29), the sliding rail (26) is installed on the right side of the supporting base (18), the sliding base (27) is slidingly installed on the sliding rail (26), the two electric telescopic rods (28) are symmetrically installed on the top of the detection table (1) about the sliding rail (26), the telescopic ends of the electric telescopic rods (28) are connected with the sliding base (27), and the tightening arm (29) is installed at the top of the sliding base (27).

7. A shock absorber test platform as in claim 5, wherein, Two groups of inclined rods (4), two groups of limiting sliding frames (12) and a plurality of reinforcing rods (21) are further arranged, the inclined rods (4) are connected to the front and rear ends of the vertical plate (3), the bottom ends of the inclined rods (4) are connected with the top end of the detection table (1), the limiting guide grooves are symmetrically formed in the inner wall of the vertical plate (3) about the lifting sliding groove, the limiting sliding frames (12) are slidingly installed in the limiting guide grooves, the plurality of limiting sliding frames (12) are installed on the outer walls on the left and right sides of the horizontal beam (7), and the plurality of reinforcing rods (21) are installed on the left side wall of the fixing frame (19).

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