Worm gear abrasion loss detection device
By designing a worm gear wear detection device including detecting worm and adjustment mechanism, the problem of vibration signal analysis in the prior art is solved, and efficient and accurate wear detection is achieved.
Patent Information
- Application Number
- CN202421670818.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-16
- Publication Date
- 2025-04-29
- Estimated Expiration
- 2034-07-16
AI Technical Summary
In the prior art, when detecting worm gear wear, vibration signal analysis methods are not sensitive to surface wear and detection accuracy cannot be guaranteed.
A worm gear wear detection device is designed, including a frame composed of a horizontal base and a vertical bracket, a suspended detection worm, and detection is achieved through an adjustment mechanism and a dial gauge.
The device is simple in structure, low in cost, convenient and accurate in detection, and can effectively detect changes in wear of irregular surface objects such as worm gear, improving the practicality of detection.
Smart Images
Figure CN222812301U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of mechanical detection, in particular to a worm gear wear detection device. Background Art
[0002] The relative sliding speed between the gear teeth is high during the meshing process of the worm gear, which easily leads to large friction loss and severe tooth surface wear, seriously affecting working performance and posing a threat to safe and efficient production. At present, the main method for monitoring worm gear wear is vibration signal analysis technology. Among them, vibration signal analysis is to reconstruct and analyze the collected vibration signal, and then compare it with the new reducer to judge the state of the reducer. Vibration signal detection has the defect of being insensitive to surface wear. The accuracy of wear detection cannot be guaranteed. Utility Model Content
[0003] The technical problem to be solved by the utility model is to provide a new device for detecting the wear amount of a worm gear, which has a simple structure, low cost, convenient and accurate detection and is more practical.
[0004] The technical solution of the present application is: a worm gear wear detection device, including a frame consisting of a horizontal base and a vertical bracket, a bracket plate is arranged on the top of the vertical bracket, a tooling fixture, a fixed ejector pin and a movable ejector pin respectively located on the left and right sides of the tooling fixture are arranged on the horizontal base, a first locking member is arranged on the rear side of the movable ejector pin, a detection worm meshing with the worm gear is suspended on the vertical bracket, an adjustment mechanism for driving the detection worm to move up and down is connected above the detection worm, the adjustment mechanism includes an optical axis movably connected to the bracket plate and an elastic member located at the upper end of the bracket plate and sleeved on the optical axis, and also includes a fixed block arranged on the bracket plate and a screw to be inspected on the top of the fixed block, the screw to be inspected can abut against the needle of a micrometer on the upper end top plate of the optical axis, a second locking member is connected to the fixed block, the other end of the second locking member is connected to the upper end top plate of the optical axis, and an operating handle is arranged on the locking member.
[0005] A transverse connecting plate is arranged at the bottom of the optical axis, the detection worm is fixed at the lower end of the transverse connecting plate, and a manual handle for driving the detection worm to rotate is arranged at one side of the detection worm.
[0006] A slide rail is arranged at the upper end of the horizontal base and the lower end of the movable ejector, the movable ejector is slidably connected to the slide rail, a push handle is arranged at the upper end of the movable ejector, one end of the first locking member is connected to the bottom of the movable ejector, and the first locking member is provided with a locking handle.
[0007] The optical axis is connected to the bracket plate through a bearing, and the elastic member is sleeved on the optical axis between the upper top plate and the bracket plate, or a fixed sleeve is set in the middle or upper end of the optical axis at the upper end of the bracket plate, and the elastic member is sleeved on the optical axis between the fixed sleeve and the upper end of the bracket plate.
[0008] The advantages and beneficial effects of the present application are as follows: the worm gear wear detection device of the present application has a simple structure, low manufacturing cost, convenient and accurate detection, and combined with the high sensitivity of the micrometer, it can detect the wear changes of objects with irregular surfaces such as worm gears, and is more practical. BRIEF DESCRIPTION OF THE DRAWINGS
[0009] Figure 1 It is a structural schematic diagram of the utility model.
[0010] Figure 2 It is a side view of the utility model.
[0011] In the figure: 1-1, horizontal base; 1-2, vertical bracket; 2, tooling fixture; 3, worm gear; 4-1, fixed ejector pin; 4-2, movable ejector pin; 5, slide rail; 6, first locking piece; 7, push handle; 8, worm; 9, manual handle; 10, horizontal connecting plate; 11, optical axis; 12, bracket plate; 13, elastic piece; 14, fixed block; 15, screw to be inspected; 16, micrometer; 17, second locking piece. DETAILED DESCRIPTION
[0012] The specific implementation of the utility model is described in detail below with reference to the accompanying drawings.
[0013] like Figure 1-Figure 2 As shown, the technical solution proposed by the utility model is:
[0014] A worm gear wear detection device comprises a frame consisting of a horizontal base 1-1 and a vertical bracket 1-2, a bracket plate 12 is arranged on the top of the vertical bracket 1-2, a tool fixture 2, a fixed ejector pin 4-1 and a movable ejector pin 4-2 are arranged on the left and right sides of the tool fixture 2, a first locking member 6 is arranged on the rear side of the movable ejector pin 4-2, a detection worm 8 meshing with a worm gear 3 is suspended on the vertical bracket 1-2, and an adjusting member 6 is connected above the detection worm 8 to drive the detection worm 8 to move up and down. The adjusting mechanism includes an optical axis 11 movably connected to a bracket plate 12 and an elastic member 13 located at the upper end of the bracket plate 12 and sleeved on the optical axis 11, and also includes a fixed block 14 arranged on the bracket plate 12 and a screw to be checked 15 on the top of the fixed block 14, the screw to be checked 15 can abut against the needle of a micrometer 16 on the top plate at the upper end of the optical axis 11, a second locking member 17 is connected to the fixed block 14, the other end of the second locking member 17 is connected to the top plate at the upper end of the optical axis 11, and an operating handle is arranged on the locking member.
[0015] A transverse connecting plate 10 is arranged at the bottom of the optical axis 11 , the detection worm 8 is fixed at the lower end of the transverse connecting plate 10 , and a manual handle 9 for driving the detection worm 8 to rotate is arranged at one side of the detection worm 8 .
[0016] A slide rail 5 is arranged at the upper end of the horizontal base 1-1 and the lower end of the movable ejector 4-2. The movable ejector 4-2 is slidably connected to the slide rail 5. A push handle 7 is arranged at the upper end of the movable ejector 4-2. One end of the first locking member 6 is connected to the bottom of the movable ejector 4-2. The first locking member 6 is provided with a locking handle.
[0017] The optical axis 11 is connected to the bracket plate 12 through a bearing, and the elastic member 13 is sleeved on the optical axis 11 between the upper top plate and the bracket plate 12, or a fixed sleeve is provided in the middle or upper end of the optical axis 11 at the upper end of the bracket plate 12, and the elastic member 13 is sleeved on the optical axis 11 between the fixed sleeve and the upper end of the bracket plate 12.
[0018] During operation, the worm gear 3 is placed on the fixture 2, one end of the worm gear 3 is accurately positioned with the fixed ejector pin 4-1, and the push handle 7 is pushed to accurately position the movable ejector pin 4-2 with the other end of the worm gear 3. After stably and firmly clamped, the locking handle is pushed to fix the movable ejector pin 4-2, and then the operating handle of the second locking member 17 is pulled down, the screw moves down and meshes with the worm gear 3, and the manual handle 9 is turned to make the worm gear 3 and worm 8 rotate in coordination. When there is wear, the adjustment mechanism will float under the action of the elastic member 13, and the test result can be observed from the micrometer 16.
[0019] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.
Claims
1. A worm gear wear detection device, comprising a frame consisting of a horizontal base and a vertical bracket, wherein a bracket plate is arranged on the top of the vertical bracket, characterized in that: A tooling fixture, a fixed ejector and a movable ejector respectively located on the left and right sides of the tooling fixture are arranged on the horizontal base, a first locking piece is arranged on the rear side of the movable ejector, a detection worm meshing with the worm gear is suspended on the vertical bracket, an adjusting mechanism for driving the detection worm to move up and down is connected above the detection worm, the adjusting mechanism includes an optical axis movably connected to the bracket plate and an elastic member located at the upper end of the bracket plate and sleeved on the optical axis, a fixed block arranged on the bracket plate and a screw to be inspected on the top of the fixed block, the screw to be inspected can abut against the needle of the micrometer on the top plate at the upper end of the optical axis, a second locking piece is connected to the fixed block, the other end of the second locking piece is connected to the top plate at the upper end of the optical axis, and an operating handle is arranged on the locking piece.
2. The worm gear wear detection device according to claim 1, characterized in that: A transverse connecting plate is arranged at the bottom of the optical axis, the detection worm is fixed at the lower end of the transverse connecting plate, and a manual handle for driving the detection worm to rotate is arranged at one side of the detection worm.
3. The worm gear wear detection device according to claim 1, characterized in that: A slide rail is arranged at the upper end of the horizontal base and the lower end of the movable ejector, the movable ejector is slidably connected to the slide rail, a push handle is arranged at the upper end of the movable ejector, one end of the first locking member is connected to the bottom of the movable ejector, and the first locking member is provided with a locking handle.
4. The worm gear wear detection device according to claim 1, characterized in that: The optical axis is connected to the bracket plate through a bearing, and the elastic member is sleeved on the optical axis between the upper top plate and the bracket plate, or a fixed sleeve is set in the middle or upper end of the optical axis at the upper end of the bracket plate, and the elastic member is sleeved on the optical axis between the fixed sleeve and the upper end of the bracket plate.