High-precision positioning device for hub laser marking

Abstract

The utility model relates to the technical field of wheel hub laser marking, and discloses a wheel hub laser marking high-precision positioning device, which comprises a rotating assembly, a clamping positioning assembly and a marking assembly, the rotating assembly is arranged below the clamping positioning assembly, the rotating assembly comprises a fixed bottom plate, the lower end of the fixed bottom plate is connected with a rotating motor, and the marking assembly is connected with the rotating motor. A first rotating shaft is fixedly connected to the output end of the rotating motor, a first gear is connected to the upper end of the first rotating shaft, a second gear is connected to one side of the first gear, a rotating column is connected to the middle of the second gear, and a sliding column is connected to the lower end of the second gear. According to the utility model, the wheel hub is always in a fixed position in the marking process and does not deviate due to external force or vibration, thereby ensuring that a laser beam accurately acts on a preset marking area, greatly improving the precision of the marking position, realizing continuous marking without manually adjusting the position of the wheel hub, greatly shortening the marking time, and improving the marking efficiency. And the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wheel hub laser marking, in particular to a high-precision positioning device for wheel hub laser marking. Background Art

[0002] In the vast field of modern manufacturing, wheels are indispensable key components of vehicles such as automobiles, aviation, and railways. Their quality and performance are directly related to the safety and reliability of the entire vehicle. The identification information on the wheel surface, such as brand logo, production batch, specifications and models, is not only a symbol of product identity, but also an important basis for product traceability, management and quality control.

[0003] The existing high-precision positioning device for wheel hub laser marking still has some shortcomings: when the existing wheel hub laser marking positioning device is in use, the fixed clamp is often in the shape of a square, and the square clamp cannot fit the wheel hub for clamping and positioning, resulting in shaking easily due to external force factors during marking, reducing the marking accuracy, and when the existing wheel hub laser marking positioning device is in use, it is often necessary to manually adjust the wheel hub position, which cannot achieve continuous marking and increases the time required for marking. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a high-precision positioning device for wheel hub laser marking.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions: a high-precision positioning device for wheel hub laser marking, comprising a rotating assembly, a clamping and positioning assembly, and a marking assembly, wherein the rotating assembly is arranged below the clamping and positioning assembly, and the rotating assembly comprises a fixed base plate, and the lower end of the fixed base plate is connected to a rotating motor, the output end of the rotating motor is fixedly connected to a first rotating shaft, and the upper end of the first rotating shaft is connected to a first gear, and one side of the first gear is connected to a second gear, the middle part of the second gear is connected to a rotating column, and the lower end of the second gear is connected to a sliding column;

[0006] The clamping and positioning assembly is arranged below the marking assembly, and the clamping and positioning assembly includes a clamping base plate, and a clamping motor is connected to the inside of the clamping base plate, the output end of the clamping motor is fixedly connected to a worm, and one side of the worm is connected to a worm wheel, and the worm wheel is connected to a second rotating shaft, the second rotating shaft is connected to a rotating circular plate, and the outer side of the rotating circular plate is connected to a connecting rod, and one end of the connecting rod is connected to a limiting slider, the upper end of the limiting slider is connected to a fixed column, and the upper end of the fixed column is connected to a fixed clamping plate, and the marking assembly is arranged above the clamping and positioning assembly.

[0007] As a further description of the above technical solution:

[0008] The clamping motor is fixed to the worm through a bracket, and the worm is rotatably connected to the clamping base plate through the bracket.

[0009] As a further description of the above technical solution:

[0010] The end of the worm away from the clamping motor is engaged with a worm wheel, and the worm wheel is fixed to the second rotating shaft, and the end of the second rotating shaft away from the worm wheel is fixed to the rotating circular plate, and both ends of the second rotating shaft are rotatably connected to the clamping base plate.

[0011] As a further description of the above technical solution:

[0012] The outer ring of the rotating circular plate is rotatably connected to the connecting rod through a connecting column, and the end of the connecting rod away from the rotating circular plate is rotatably connected to the limiting slider through the connecting column, and the end of the limiting slider away from the connecting rod is fixed to the fixed column.

[0013] As a further description of the above technical solution:

[0014] One end of the fixing column away from the limiting slider is fixed to the fixing clamping plate, and the fixing clamping plate is provided with a rubber pad. The limiting slider is slidably connected to a groove provided on the clamping base plate, and the upper end of the clamping base plate is fixed to a placement plate.

[0015] As a further description of the above technical solution:

[0016] The rotating motor is fixed to the fixed base plate through a bracket, the first rotating shaft is fixed to the first gear at one end away from the rotating motor, the middle part of the first rotating shaft is rotatably connected to the fixed base plate, and one side of the first gear is engaged with the second gear.

[0017] As a further description of the above technical solution:

[0018] The middle portion of the second gear is fixed on the rotating column, and the lower end of the rotating column is rotatably connected to the middle portion of the fixed base plate, and one end of the rotating column away from the fixed base plate is fixed on the clamping base plate.

[0019] As a further description of the above technical solution:

[0020] The sliding column is fixed to the outer ring of the second gear, a sliding groove is provided on the fixed base plate, and the sliding column is slidably connected in the sliding groove provided on the fixed base plate.

[0021] The utility model has the following beneficial effects:

[0022] 1. By starting the clamping motor, the clamping motor drives the worm to rotate, thereby driving the limit slider through the connecting rod to slide in the groove provided on the clamping base, so that the rubber pad provided on the fixed clamping plate can position and clamp the wheel hub, so that the wheel hub is always in a fixed position during the marking process and will not be offset by external force or vibration, thereby ensuring that the laser beam acts accurately on the predetermined marking area, greatly improving the accuracy of the marking position.

[0023] 2. The controller controls the rotation motor to start, and the rotation motor drives the first gear to rotate through the first rotating shaft, thereby driving the sliding column to slide in the sliding groove provided on the fixed base plate, so that the wheel hub clamped above rotates while marking, so that continuous marking can be achieved without manual adjustment of the wheel hub position, greatly shortening the marking time and improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the three-dimensional structure of a high-precision positioning device for wheel hub laser marking proposed by the present invention;

[0025] Figure 2 This is a schematic diagram of the exploded structure of the rotating assembly of a high-precision positioning device for wheel hub laser marking proposed by the present invention;

[0026] Figure 3 This is a schematic diagram of the clamping and positioning component structure of a high-precision positioning device for wheel hub laser marking proposed in this utility model. Figure 1 ;

[0027] Figure 4 This is the second clamping and positioning component of a high-precision positioning device for wheel hub laser marking proposed by the utility model.

[0028] Legend:

[0029] 1. Rotating assembly; 2. Clamping and positioning assembly; 3. Marking assembly; 101. Fixed base plate; 102. Rotating motor; 103. First rotating shaft; 104. First gear; 105. Second gear; 106. Rotating column; 107. Slide groove; 108. Sliding column; 201. Clamping base plate; 202. Clamping motor; 203. Worm; 204. Worm gear; 205. Second rotating shaft; 206. Rotating circular plate; 207. Connecting rod; 208. Limiting slider; 209. Fixed column; 210. Fixed splint; 211. Rubber pad; 212. Placement plate. DETAILED DESCRIPTION

[0030] 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0031] Reference Figures 1-4 The utility model provides a high-precision positioning device for wheel hub laser marking, which includes a rotating component 1, a clamping and positioning component 2 and a marking component 3.

[0032] Specifically, the rotating assembly 1 is arranged below the clamping and positioning assembly 2, and the rotating assembly 1 includes a fixed base plate 101, and the lower end of the fixed base plate 101 is connected to a rotating motor 102, the output end of the rotating motor 102 is fixedly connected to a first rotating shaft 103, and the upper end of the first rotating shaft 103 is connected to a first gear 104, and one side of the first gear 104 is connected to a second gear 105, the middle of the second gear 105 is connected to a rotating column 106, and the lower end of the second gear 105 is connected to a sliding column 108;

[0033] The clamping and positioning component 2 is arranged below the marking component 3, and the clamping and positioning component 2 includes a clamping base plate 201, and the clamping base plate 201 is internally connected to a clamping motor 202, the output end of the clamping motor 202 is fixedly connected to a worm 203, and one side of the worm 203 is connected to a worm gear 204, and the worm gear 204 is connected to a second rotating shaft 205, the second rotating shaft 205 is connected to a rotating circular plate 206, and the outer side of the rotating circular plate 206 is connected to a connecting rod 207, and one end of the connecting rod 207 is connected to a limiting slider 208, the upper end of the limiting slider 208 is connected to a fixed column 209, and the upper end of the fixed column 209 is connected to a fixed clamping plate 210, and the marking component 3 is arranged above the clamping and positioning component 2.

[0034] In this embodiment, the rotating assembly 1, the clamping and positioning assembly 2 and the marking assembly 3 constitute the high-precision positioning device for wheel hub laser marking involved in this application, which realizes the positioning marking of the automobile wheel hub.

[0035] In this embodiment, the marking component 3 includes a laser generator, which generates a high-intensity laser beam. This laser beam is focused and shaped through a series of optical elements, such as lenses and reflectors, to ensure that the laser beam can be irradiated to the surface of the hub with extremely high precision and energy density. The entire marking process is non-contact and will not cause any mechanical damage or deformation to the hub.

[0036] In this embodiment, the marking assembly 3 is disposed above the clamping and positioning assembly 2 and is used to mark the clamped wheel hub.

[0037] It should be noted that the placement plate 212 is fixedly connected to the top of the clamping base plate 201 and is used to place the wheel hub on the placement plate 212 to facilitate the clamping and positioning assembly 2 to position and clamp the wheel hub.

[0038] Specifically, the clamping motor 202 is fixed to the worm 203 through a bracket, and the worm 203 is rotatably connected to the clamping base plate 201 through the bracket. The end of the worm 203 away from the clamping motor 202 is engaged with a worm gear 204, and the worm gear 204 is fixed to the second rotating shaft 205, and the end of the second rotating shaft 205 away from the worm gear 204 is fixed to the rotating circular plate 206. At the same time, both ends of the second rotating shaft 205 are rotatably connected to the clamping base plate 201, and the outer ring of the rotating circular plate 206 is rotatably connected to the clamping base plate 201 through a connecting column. On the connecting rod 207, and the end of the connecting rod 207 away from the rotating circular plate 206 is rotatably connected to the limit slider 208 through the connecting column, and the end of the limit slider 208 away from the connecting rod 207 is fixed to the fixed column 209, and the end of the fixed column 209 away from the limit slider 208 is fixed to the fixed splint 210, and the fixed splint 210 is provided with a rubber pad 211, the limit slider 208 is slidably connected to the groove provided on the clamping base plate 201, and the upper end of the clamping base plate 201 is fixed with a placement plate 212.

[0039] As a preferred embodiment, the fixing clamp 210 is arc-shaped, which is convenient for clamping and positioning the wheel hub, and a rubber pad 211 is provided on the fixing clamp 210 to prevent the wheel hub from being damaged by the clamping force during clamping.

[0040] As a preferred embodiment, a groove is provided on the clamping base plate 201, and the limiting slider 208 is square in shape, and the limiting slider 208 slides in the groove provided on the clamping base plate 201, which is used to limit the position when clamping the wheel hub to prevent the clamping angle from deviating.

[0041] Specifically, the rotating motor 102 is fixed to the fixed base plate 101 through a bracket, the end of the first rotating shaft 103 away from the rotating motor 102 is fixed to the first gear 104, and the middle part of the first rotating shaft 103 is rotatably connected to the fixed base plate 101, and one side of the first gear 104 is engaged with the second gear 105, the middle part of the second gear 105 is fixed to the rotating column 106, and the lower end of the rotating column 106 is rotatably connected to the middle part of the fixed base plate 101, and the end of the rotating column 106 away from the fixed base plate 101 is fixed to the clamping base plate 201, the sliding column 108 is fixed to the outer ring of the second gear 105, a sliding groove 107 is provided on the fixed base plate 101, and the sliding column 108 is slidably connected in the sliding groove 107 provided on the fixed base plate 101.

[0042] As a preferred embodiment, the shape of the slide groove 107 is arc-shaped, and the sliding column 108 slides in the slide groove 107 to prevent the wheel hub clamped above from tipping over when the rotating column 106 rotates.

[0043] It should be noted that both the rotating motor 102 and the clamping motor 202 are controlled by a controller. The controller is responsible for receiving instructions and adjusting the operating status of the motor. The controller determines how the motor should respond based on the input signal. When a start signal is received, the controller sends a signal to the motor to start the current and gradually accelerate to the set speed. When a stop signal is received, the controller cuts off the current, causing the motor to slow down and eventually stop.

[0044] During use, when marking the wheel hub, the wheel hub to be marked is placed on the placement plate, the clamping motor is started, and the clamping motor drives the worm to rotate, thereby driving the second rotating shaft to rotate on the clamping base plate through the worm gear, and then driving the limit slider to slide in the groove provided on the clamping base plate through the connecting rod, so that the rubber pad provided on the fixed clamping plate positions and clamps the wheel hub. At this time, the marking assembly is driven by the controller to mark the clamped wheel hub, and then, the rotating motor is controlled to start by the controller, and the rotating motor drives the first gear to rotate through the first rotating shaft, thereby driving the rotating column to rotate on the fixed base plate through the second gear, and then driving the sliding column to slide in the sliding groove provided on the fixed base plate, so that the wheel hub clamped above rotates while marking.

[0045] The high-precision positioning device for wheel hub laser marking of the utility model ensures that the wheel hub is always in a fixed position during the marking process and will not be offset due to external force or vibration, thereby ensuring that the laser beam accurately acts on the predetermined marking area, greatly improving the accuracy of the marking position, and achieving continuous marking without the need for manual adjustment of the wheel hub position, greatly shortening the marking time and improving production efficiency.

[0046] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A high-precision positioning device for wheel hub laser marking, characterized by: The invention comprises a rotating assembly (1), a clamping and positioning assembly (2) and a marking assembly (3), wherein the rotating assembly (1) is arranged below the clamping and positioning assembly (2), and the rotating assembly (1) comprises a fixed base plate (101), and the lower end of the fixed base plate (101) is connected to a rotating motor (102), the output end of the rotating motor (102) is fixedly connected to a first rotating shaft (103), and the upper end of the first rotating shaft (103) is connected to a first gear (104), and one side of the first gear (104) is connected to a second gear (105), the middle part of the second gear (105) is connected to a rotating column (106), and the lower end of the second gear (105) is connected to a sliding column (108); The clamping and positioning component (2) is arranged below the marking component (3), and the clamping and positioning component (2) includes a clamping base plate (201), and the clamping base plate (201) is internally connected to a clamping motor (202), the output end of the clamping motor (202) is fixedly connected to a worm (203), and one side of the worm (203) is connected to a worm wheel (204), and the worm wheel (204) is connected to a second rotating shaft (205), the second rotating shaft (205) is connected to a rotating circular plate (206), and the outer side of the rotating circular plate (206) is connected to a connecting rod (207), and one end of the connecting rod (207) is connected to a limiting slider (208), the upper end of the limiting slider (208) is connected to a fixed column (209), and the upper end of the fixed column (209) is connected to a fixed clamping plate (210), and the marking component (3) is arranged above the clamping and positioning component (2).

2. The high-precision positioning device for wheel hub laser marking according to claim 1, characterized in that: The clamping motor (202) is fixed to the worm (203) via a bracket, and the worm (203) is rotatably connected to the clamping base plate (201) via the bracket.

3. The high-precision positioning device for wheel hub laser marking according to claim 2, characterized in that: The end of the worm (203) away from the clamping motor (202) is engaged with a worm wheel (204), and the worm wheel (204) is fixed to the second rotating shaft (205), and the end of the second rotating shaft (205) away from the worm wheel (204) is fixed to the rotating circular plate (206), and at the same time, the two ends of the second rotating shaft (205) are rotatably connected to the clamping base plate (201).

4. The high-precision positioning device for wheel hub laser marking according to claim 3, characterized in that: The outer ring of the rotating circular plate (206) is rotatably connected to the connecting rod (207) through a connecting column, and the end of the connecting rod (207) away from the rotating circular plate (206) is rotatably connected to the limiting slider (208) through the connecting column, and the end of the limiting slider (208) away from the connecting rod (207) is fixed to the fixed column (209).

5. The high-precision positioning device for wheel hub laser marking according to claim 4, characterized in that: One end of the fixed column (209) away from the limiting slider (208) is fixed to the fixed clamping plate (210), and the fixed clamping plate (210) is provided with a rubber pad (211). The limiting slider (208) is slidably connected to a groove provided on the clamping base plate (201), and the upper end of the clamping base plate (201) is fixed with a placement plate (212).

6. The high-precision wheel hub laser marking positioning device according to claim 5, characterized in that: The rotating motor (102) is fixed to the fixed base plate (101) via a bracket, one end of the first rotating shaft (103) away from the rotating motor (102) is fixed to the first gear (104), and the middle part of the first rotating shaft (103) is rotatably connected to the fixed base plate (101), and one side of the first gear (104) is engaged with the second gear (105).

7. The high-precision wheel hub laser marking positioning device according to claim 6, characterized in that: The middle part of the second gear (105) is fixed to the rotating column (106), and the lower end of the rotating column (106) is rotatably connected to the middle part of the fixed base plate (101), and the end of the rotating column (106) away from the fixed base plate (101) is fixed to the clamping base plate (201).

8. The high-precision wheel hub laser marking positioning device according to claim 7, characterized in that: The sliding column (108) is fixed to the outer ring of the second gear (105), a sliding groove (107) is provided on the fixed base plate (101), and the sliding column (108) is slidably connected in the sliding groove (107) provided on the fixed base plate (101).

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