CN214702754U - Automobile bearing load test system - Google Patents

Abstract

The utility model discloses an automobile bearing load testing system, which comprises an operating platform, a supporting plate and a fixing rod, wherein the operating platform is arranged on an external platform and is an installation base of the whole device; the method comprises the following steps: the motor is fixed on the supporting plate, a rotating shaft is connected onto the motor, the rotating shaft is connected onto the fixed rod through a bearing, and meanwhile, the tail end of the rotating shaft is fixed with the mounting plate; the movable frame is arranged above the operating platform, and a first inductor is fixed on the movable frame and used for inducing axial stress load. This automobile bearing load test system adopts adjustable stop gear, can realize carrying out the clamping to not unidimensional bearing and detect to improve the adaptability of device, the multidirectional detection mechanism of cooperation linkage can realize the synchronous detection to and vertical load of bearing, compares in traditional one-way detection mechanism, and the device can effectively improve detection efficiency.

Description

Automobile bearing load test system

Technical Field

The utility model relates to an automobile bearing detects technical field, specifically is an automobile bearing load test system.

Background

The bearing is a mechanical part who uses very extensively, in the use, need detect bearing load in order to guarantee the normal use of bearing, and current bearing load testing arrangement still has certain defect when using, just for example:

the device for testing the bearing load as disclosed in the publication No. CN210834173U comprises a shaft box body and a strain gauge, wherein the shaft box body is provided with a containing part, the containing part is used for installing a bearing, the outer wall of the outer ring of the bearing is in clearance fit with the inner wall of the containing part, the minimum clearance is zero, and the strain gauge … can be connected with an external instrument circuit.

This prior art solution also exists when used:

1. the multi-directional load detection is inconvenient to carry out simultaneously so as to improve the detection efficiency;

2. the bearings with different sizes are not convenient to limit and fix so as to improve the applicability of the device and the like;

improvements are needed to address the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automobile bearing load test system to propose inconvenient multidirectional load detection of carrying on simultaneously in order to improve detection efficiency and inconvenient carry out spacing fixed problem to not unidimensional bearing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an automobile bearing load testing system comprises an operating platform, a load testing device and a load testing device, wherein the operating platform is arranged on an external platform and is a mounting base of the whole device;

the method comprises the following steps:

the motor is fixed on the supporting plate, a rotating shaft is connected onto the motor and is connected onto the fixed rod through a bearing, meanwhile, an installation plate is fixed at the tail end of the rotating shaft, and a first electric telescopic rod is vertically fixed onto the installation plate;

the adjustable shelf sets up the operation panel top, and be fixed with first inductor on the adjustable shelf and be used for responding to axial atress load to first inductor and external display device interconnect, the equidistance angle distribution of the same centre of a circle has second electric telescopic handle on the adjustable shelf simultaneously, the second electric telescopic handle end is fixed with the fixed plate.

Preferably, first electric telescopic handle passes through the column axle and rotatable bull stick interconnect, and the bull stick rotates through the column axle and connects on the fagging, when fixing the bearing inner race, through the rotation transmission effect of bull stick, provides the power basis for the removal of fagging.

Preferably, the centre of a circle of fagging about the mounting panel is for waiting angular distribution, and fagging sliding connection is on the mounting panel to be fixed with the cushion on the fagging, drive back fagging through the bull stick and remove, thereby adjust the distance between the fagging, and then realize fixing not unidimensional bearing.

Preferably, the lower end of the movable frame is symmetrically fixed with sliding plates, the sliding plates are connected to the operating platform in a sliding mode, and when the movable frame moves, the movable frame is guaranteed to do stable linear motion through the sliding limiting effect between the sliding plates and the operating platform.

Preferably, the adjustable shelf passes through screw thread and adjusting screw interconnect, and adjusting screw bearing connection is on the dead lever to adjusting screw passes through driving belt and rotating shaft interconnect, when detecting the experiment, drives adjusting screw through the rotation axis and rotates, provides basic effort for the removal of adjustable shelf, thereby realizes the synchronous detection effect of multidirectional load.

Preferably, a second inductor, a spring and a clamping plate are further fixed on the fixing plate;

the second sensor is fixed on the fixing plate and used for sensing longitudinal stress load, and the second sensor is connected with the external display device;

the springs are symmetrically fixed on the fixing plate;

the clamping plate is fixed on the spring to realize clamping and fixing effects on the bearing outer sleeve, the longitudinal load detection mechanism is formed through the mechanism, and the detection on the longitudinal load of the bearing can be realized through the effect that the vibration generated by the inner ring and the outer ring is matched with the spring and the second inductor in the bearing rotation process.

Compared with the prior art, the beneficial effects of the utility model are that: this automobile bearing load test system adopts adjustable stop gear, can realize carrying out the clamping to not unidimensional bearing and detect to improve the adaptability of device, the multidirectional detection mechanism of cooperation linkage can realize the synchronous detection to and vertical load of bearing, compares in traditional one-way detection mechanism, and the device can effectively improve detection efficiency.

1. When carrying out the centre gripping fixed to the bearing, with the cushion mutual contact on bearing inner ring and the fagging, the first electric telescopic handle of controlling again contracts, and the rotation transmission effect of cooperation bull stick drives the fagging and moves, and fagging and the bearing inner ring laminating each other on the fagging realize fixing, and the second electric telescopic handle of controlling again extends, makes splint and bearing outer ring mutual contact can accomplish fixedly.

2. When detecting the load, through the vibrations transmission to splint that produce when the bearing inner and outer ring rotates, the load that the effect through spring and second inductor can detect the bearing and vertically bear, the cooperation rotation axis drives adjusting screw and rotates to drive the adjustable shelf and move, and then exert the effort to the bearing inner and outer ring, detect the load that the bearing axial can bear, and then realize multidirectional detection effect.

Drawings

FIG. 1 is a schematic view of the front cross-section structure of the operation table of the present invention;

FIG. 2 is a schematic top view of the operation table of the present invention;

FIG. 3 is a schematic side view of the mounting plate of the present invention;

FIG. 4 is a schematic side view of the movable frame of the present invention;

FIG. 5 is an enlarged schematic view of the structure at A in FIG. 4 according to the present invention;

fig. 6 is a schematic view of the three-dimensional structure of the splint of the present invention.

In the figure: 1. an operation table; 2. a support plate; 3. a motor; 4. a rotating shaft; 5. fixing the rod; 6. mounting a plate; 7. a first electric telescopic rod; 8. a rotating rod; 9. a supporting plate; 10. a rubber pad; 11. a movable frame; 1101. a slide plate; 12. a first inductor; 13. a second electric telescopic rod; 14. a fixing plate; 1401. a second inductor; 1402. a spring; 1403. a splint; 15. adjusting the screw rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: an automobile bearing load testing system comprises an operating platform 1, a supporting plate 2 and a fixing rod 5, wherein the operating platform 1 is arranged on an external platform, the operating platform 1 is an installation base of the whole device, and the supporting plate 2 is fixed on the operating platform 1;

the method comprises the following steps:

the motor 3 is fixed on the supporting plate 2, the motor 3 is connected with a rotating shaft 4, the rotating shaft 4 is connected to a fixed rod 5 through a bearing, meanwhile, an installation plate 6 is fixed at the tail end of the rotating shaft 4, and a first electric telescopic rod 7 is vertically fixed on the installation plate 6;

the adjustable shelf 11 is arranged above the operating platform 1, a first sensor 12 is fixed on the adjustable shelf 11 and used for sensing axial stress load, the first sensor 12 is connected with an external display device, a second electric telescopic rod 13 is distributed on the adjustable shelf 11 at the same angle with the same circle center, and a fixing plate 14 is fixed at the tail end of the second electric telescopic rod 13.

The first electric telescopic rod 7 is connected with a rotatable rotating rod 8 through a columnar shaft, and the rotating rod 8 is rotatably connected to a supporting plate 9 through the columnar shaft; the centre of a circle of the supporting plate 9 about the mounting plate 6 is equiangularly distributed, and the supporting plate 9 is slidably connected on the mounting plate 6, and a rubber pad 10 is fixed on the supporting plate 9.

When using this automobile bearing load test system, at first according to figure 1 show with operation panel 1 install fixedly, install fixedly the bearing that needs to detect again, with bearing inner ring and cushion 10 contact each other, it contracts to control first electric telescopic handle 7 again, the rotation drive effect through bull stick 8 drives fagging 9 and removes, and then drive cushion 10 and remove, until cushion 10 and the bearing inner ring laminating each other realize the bearing fixed can, it is spacing to carry out the bearing outer loop again, extend through controlling second electric telescopic handle 13, it removes to drive fixed plate 14, thereby drive splint 1403 and remove, until splint 1403 and bearing outer loop contact each other can, and then accomplish the spacing fixed action to the bearing.

Sliding plates 1101 are symmetrically fixed at the lower end of the movable frame 11, and the sliding plates 1101 are connected to the operating table 1 in a sliding manner; the movable frame 11 is connected with the adjusting screw rod 15 through threads, the adjusting screw rod 15 is connected to the fixed rod 5 through a bearing, and the adjusting screw rod 15 is connected with the rotating shaft 4 through a transmission belt; a second inductor 1401, a spring 1402 and a clamping plate 1403 are further fixed on the fixing plate 14; a second sensor 1401 fixed on the fixing plate 14 for sensing a longitudinal stress load, and the second sensor 1401 is connected with an external display device; springs 1402 symmetrically fixed on the fixing plate 14; and a clamping plate 1403 fixed on the spring 1402 to clamp and fix the bearing outer sleeve.

When detection is carried out, the motor 3 is started firstly, the rotating shaft 4 is driven to rotate under the action of the motor 3, so that the mounting plate 6 is driven to rotate, the bearing inner ring is driven to rotate to simulate the normal work of the bearing, the outer ring is kept still when the bearing inner ring rotates, when a rotor rotates and collides with the inner ring and the outer ring all the time, the clamping plate 1403 is stressed by the stress extrusion spring 1402 to contract, the longitudinal load of the bearing is detected under the action of the second sensor 1401, the detected data is transmitted to the external display device to be displayed and stored, the adjusting screw 15 is driven to rotate under the transmission action of the belt pulley when the rotating shaft 4 rotates, the movable frame 11 is driven to move under the connecting action of the adjusting screw 15 and the movable frame 11, and the stability of the movable frame 11 in the moving process is ensured under the sliding action between the sliding plate 1101 and the operating platform 1, when the movable frame 11 moves, the fixed plate 14 is driven to move, so that the outer ring of the bearing to be detected is stressed, the maximum load which can be borne by the axial direction of the bearing is detected under the action of the first sensor 12, and the detection data of the first sensor 12 is transmitted to the external display device to be displayed and stored.

The working principle is as follows: as shown in fig. 1-6, when using this automobile bearing load test system, at first, install fixed operation panel 1 as shown in fig. 1, when fixing the bearing, it moves to drive fagging 9 and cushion 10 to remove through the shrink of first electric telescopic handle 7, until cushion 10 and bearing laminating, thereby realize the fixed action to the bearing, rethread second electric telescopic handle 13 drives splint 1403 and moves, realize the fixed action to the bearing outer loop, when examining, the inner loop rotates and drives the rotor rotation, when producing vibrations, can detect vertical load that receives through second inductor 1401, cooperate the removal effect of link gear adjustable shelf 11, can detect the axial load of bearing, and transmit to external display device and show and store, this is the theory of operation of this automobile bearing load test system.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. An automobile bearing load testing system comprises an operating platform, a load testing device and a load testing device, wherein the operating platform is arranged on an external platform and is a mounting base of the whole device;

it is characterized by comprising:

the motor is fixed on the supporting plate, a rotating shaft is connected onto the motor and is connected onto the fixed rod through a bearing, meanwhile, an installation plate is fixed at the tail end of the rotating shaft, and a first electric telescopic rod is vertically fixed onto the installation plate;

the adjustable shelf sets up the operation panel top, and be fixed with first inductor on the adjustable shelf and be used for responding to axial atress load to first inductor and external display device interconnect, the equidistance angle distribution of the same centre of a circle has second electric telescopic handle on the adjustable shelf simultaneously, the second electric telescopic handle end is fixed with the fixed plate.

2. The automotive bearing load testing system of claim 1, wherein: first electric telescopic handle passes through the column axle and rotatable bull stick interconnect, and the bull stick passes through the column axle and rotates to be connected on the fagging.

3. The automotive bearing load testing system of claim 2, wherein: the centre of a circle of fagging about the mounting panel is for the angular distribution that waits, and fagging sliding connection is on the mounting panel to be fixed with the cushion on the fagging.

4. The automotive bearing load testing system of claim 1, wherein: the lower end of the movable frame is also symmetrically fixed with sliding plates which are connected on the operating platform in a sliding manner.

5. The automotive bearing load testing system of claim 1, wherein: the adjustable shelf passes through screw thread and adjusting screw interconnect, and adjusting screw bearing connection is on the dead lever to adjusting screw passes through driving belt and rotating shaft interconnect.

6. The automotive bearing load testing system of claim 1, wherein: a second inductor, a spring and a clamping plate are further fixed on the fixing plate;

the second sensor is fixed on the fixing plate and used for sensing longitudinal stress load, and the second sensor is connected with the external display device;

the springs are symmetrically fixed on the fixing plate;

and the clamping plate is fixed on the spring to realize the clamping and fixing effect on the bearing outer sleeve.

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