Spring detection device of automobile brake

Abstract

The utility model discloses a spring detection device for an automobile brake, which comprises a vertical workbench, an eccentric shaft rotatably connected to the top of the vertical workbench through a bearing, a connecting rod connected to the surface of the eccentric shaft, a driving motor connected to one side of the vertical workbench, a first belt pulley connected to one end of the driving motor, and a second belt pulley connected to one end of the eccentric shaft. The bottom of the connecting rod is connected with a connecting rod, the bottom of the connecting rod is connected with a steel ball, the bottom of the connecting rod is provided with a pressing block, the inner side wall of the vertical workbench is provided with a sliding groove for the pressing block to slide up and down, and the top of the pressing block is provided with a ball groove for the steel ball to move. A spring fixing table is installed on the vertical workbench and located under the pressing block, and a groove used for containing a spring is formed in the top of the spring fixing table. The problems of large error and low efficiency of manual spring detection are effectively solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile brake, especially relates to a spring detection device of automobile brake. BACKGROUND

[0002] With the rapid development of automobile industry and the continuous improvement of safety performance requirements, as an important part of ensuring the safety of vehicle driving, the reliability and quality control of each component of automobile brake system are particularly important. As one of the core components in automobile brake, spring directly affects the performance, stability and durability of brake.

[0003] However, the detection mode of spring depends on manual inspection, and manual detection usually depends on the experience and skill of operators, which is prone to subjective errors, and is not reliable for spring detection with high precision requirements, and a large amount of time and labor is consumed, and the demand of modern production line for high efficiency and mass production cannot be met. UTILITY MODEL CONTENTS

[0004] In view of the above problems, the utility model provides a spring detection device of automobile brake, which effectively solves the problems of large spring detection error and low efficiency.

[0005] The utility model adopts the following technical scheme: a spring detection device of automobile brake, including vertical work table, the vertical work table top is connected with eccentric shaft through bearing rotation, the eccentric shaft surface is connected with connecting rod, one side of vertical work table is connected with drive motor, one end of drive motor is connected with first belt pulley, one end of eccentric shaft is connected with second belt pulley, first belt pulley is connected with second belt pulley through belt drive, the connecting rod bottom is connected with connecting rod, the connecting rod bottom is connected with steel ball, the connecting rod bottom is provided with pressing block, the inner wall of vertical work table is opened sliding slot for the up and down sliding of pressing block, the top of pressing block is opened ball groove for the activity of steel ball, the spring fixing platform is installed in the vertical work table below pressing block, the spring fixing platform top is opened recess for placing spring.

[0006] Further, the steel ball is located in the ball groove rolling, and the groove cross section diameter of the ball groove is less than the cross section diameter of the steel ball.

[0007] Further, the connecting rod is rotatably connected with the eccentric cam of the eccentric shaft through the connecting rod bearing cover.

[0008] Further, the surface of the eccentric shaft is provided with a fixing ring on both sides of the connecting rod to prevent the connecting rod from shaking.

[0009] Further, the bottom of the pressing block is provided with a pressure sensor for monitoring the pressure applied to the spring in real time, and the detection results are transmitted to the external control system through a data transmission system.

[0010] The utility model discloses the advantages are in: through drive motor and belt drive system realize the automatic working process. The automatic connecting rod and the pressing block structure make the device can complete the detection work of spring without a large amount of manual intervention, thereby significantly reduce the artificial cost, and improve production efficiency. Through the design of eccentric shaft and connecting rod cooperation, can effectively transmit movement, and movement is stable. At the same time, the setting of fixed ring effectively prevents the connecting rod from shaking in the working process, ensures the stability and service life of equipment, reduces the abrasion of equipment parts. Through pressure sensor real -time monitoring the pressure applied to the spring, can accurately measure the pressure change of spring in the working process. Through data transmission system, the detection result is transmitted to the external control system in real time, ensures the accuracy and reliability of detection data. This accurate monitoring function can effectively avoid human error, improve the precision of detection process. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is the structural schematic diagram of the utility model;

[0012] Figure 2 It is the structural schematic diagram of the utility model;

[0013] Figure 3 It is the structural schematic diagram of the utility model;

[0014] Figure 4 It is the pressing block cross section structural schematic diagram of the utility model.

[0015] In the drawing, 1 is vertical workbench, 2 is eccentric shaft, 3 is connecting rod, 4 is drive motor, 5 is first pulley, 6 is second pulley, 7 is connecting rod, 8 is steel ball, 9 is pressing block, 10 is ball groove, 11 is spring fixed platform, 12 is connecting rod bearing cover, 13 is fixed ring. DETAILED DESCRIPTION

[0016] In order to make the personnel in the technical field better understand the utility model scheme, the technical scheme in the embodiment of the utility model will be described clearly and completely in the embodiment of the utility model below, obviously, the described embodiment is only a part of the embodiment of the utility model, not all. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor should belong to the scope of the utility model protection.

[0017] In the description of the utility model, it is understood that the orientation or position relation indicated by the terms "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or position relation shown based on the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0018] Referring to Figures 1-4 As shown in the figure, a kind of spring detection device of automobile brake, including vertical workbench 1, vertical workbench 1 top is rotationally connected with eccentric shaft 2 by bearing, eccentric shaft 2 surface is connected with connecting rod 3, vertical workbench 1 one side is connected with driving motor 4, driving motor 4 one end is connected with first belt pulley 5, eccentric shaft 2 one end is connected with second belt pulley 6, first belt pulley 5 and second belt pulley 6 are connected by belt drive, connecting rod 3 bottom is connected with connecting rod 7, connecting rod 7 bottom is connected with steel ball 8, connecting rod 3 bottom is provided with pressing block 9, vertical workbench 1 inner wall is provided with sliding groove for pressing block 9 up and down sliding, the top of pressing block 9 is provided with ball groove 10 for the movement of steel ball 8, vertical workbench 1 is installed with spring fixing table 11 below pressing block 9, spring fixing table 11 top is provided with recess for placing spring.

[0019] Steel ball 8 is located in ball groove 10 and rolls, and the slot cross-sectional diameter of ball groove 10 is less than the cross-sectional diameter of steel ball 8, to ensure smooth rolling of steel ball 8, prevent steel ball 8 from separating during movement, and thus improve the smooth progress of spring detection process.

[0020] Connecting rod 3 is rotationally connected with eccentric cam of eccentric shaft 2 by connecting rod bearing cover 12, to ensure that connecting rod 3 can move smoothly when eccentric shaft 2 rotates, reduce mechanical vibration and wear, and improve the service life of the device.

[0021] The surface of eccentric shaft 2 is provided with fixing ring 13 on both sides of connecting rod 3 to prevent connecting rod 3 from shaking, effectively prevent connecting rod 3 from shaking during movement, ensure the accuracy of mechanical transmission during detection, and avoid test errors caused by unstable connecting rod.

[0022] Pressing block 9 bottom is provided with pressure sensor for real-time monitoring of pressure applied to spring, and detection results are transmitted to external control system through data transmission system, to reflect the mechanical state of spring in real time, facilitate accurate evaluation of performance and quality of spring, reduce human operation errors, and improve the accuracy and reliability of detection results.

[0023] Working principle: first the spring is placed vertically in the groove of spring fixing table 11, then start the drive motor 4 through the belt transmission connection between the first belt pulley 5 and the second belt pulley 6, drive eccentric shaft 2 rotation. When the eccentric shaft 2 rotates, the connecting rod 3 will be affected by the eccentric force, resulting in the connecting rod 3 offset and drive connecting rod 7. The connecting rod 7 bottom is connected with steel ball 8, steel ball 8 in the ball groove 10 on the top of the block 9 activity. Due to the sliding action between the steel ball 8 and the ball groove 10, the block 9 will slide up and down, the block 9 bottom is installed with pressure sensor. When the block 9 exerts pressure on the spring, the pressure sensor will monitor the force of the spring in real time, and the monitored pressure value is transmitted to the external control system. The transmission process is realized through the data transmission system. Through the monitoring of the pressure, the control system can analyze the performance of the spring, ensure that it is within the predetermined working parameter range.

[0024] It is obvious to those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0025] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, and those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be properly combined to form other embodiments that those skilled in the art can understand.

Claims

1. A spring testing device for automotive brakes, comprising a vertical worktable (1), characterized in that: The vertical workbench (1) top is rotatably connected with eccentric shaft (2) through bearing, the eccentric shaft (2) surface is connected with connecting rod (3), one side of the vertical workbench (1) is connected with driving motor (4), one end of the driving motor (4) is connected with first belt pulley (5), one end of the eccentric shaft (2) is connected with second belt pulley (6), the first belt pulley (5) and the second belt pulley (6) are drivenly connected through belt, the connecting rod (3) bottom is connected with connecting rod (7), the connecting rod (7) bottom is connected with steel ball (8), the connecting rod (3) bottom is provided with pressing block (9), the vertical workbench (1) inner side wall is opened with sliding slot for pressing block (9) up and down sliding, the pressing block (9) top is opened with ball groove (10) for the steel ball (8) activity, the vertical workbench (1) is located below the pressing block (9) installation spring fixed platform (11), the spring fixed platform (11) top is opened with recess for placing spring.

2. A spring detection device for a vehicle brake according to claim 1, characterized in that: The steel ball (8) is located in the ball groove (10) rolling, and the slot cross section diameter of the ball groove (10) is less than the cross section diameter of the steel ball (8).

3. A spring detection device for a vehicle brake according to claim 2, characterized in that: The connecting rod (3) is rotatably connected with the eccentric cam of the eccentric shaft (2) through connecting rod bearing cover (12).

4. A spring testing device for a vehicle brake as defined in claim 3, wherein: The surface of the eccentric shaft (2) is located on both sides of the connecting rod (3) and is installed with fixing ring (13) for preventing the connecting rod (3) from shaking.

5. A spring testing device for a vehicle brake as defined in claim 4, wherein: The bottom of the pressing block (9) is provided with a pressure sensor for real-time monitoring of the pressure applied to the spring, and the detection results are transmitted to the external control system through the data transmission system.

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