Automatic grinding device for curved-edge diamond turning tool

Abstract

The utility model relates to the technical field of grinding devices, in particular to an automatic grinding device for a curved-edge diamond turning tool, which comprises a rack and a grinding mechanism arranged on the rack, the grinding mechanism comprises a tool setting mechanism, a main shaft mechanism, a CCD (Charge Coupled Device) detection mechanism and a powder coating mechanism, the turning tool is driven to move in the Y-axis direction through the Y-axis moving assembly; the main shaft mechanism is used for driving a grinding wheel on the main shaft mechanism to grind a turning tool, the grinding wheel is moved through X-axis and Z-axis coordinates, and then it is guaranteed that curve machining can be conducted on the turning tool in combination with Y-axis coordinates of the tool setting mechanism. The CCD detection mechanism and the tool setting mechanism move synchronously and are used for shooting and detecting the tool setting and machining process of the turning tool. The powder coating mechanism is used for coating the grinding wheel with powder, and normal operation of grinding work is guaranteed.

Description

Technical Field

[0001] This invention relates to the field of grinding equipment technology, specifically to an automatic grinding device for curved-edge diamond turning tools. Background Technology

[0002] Diamond is the hardest known mineral in nature, with a microhardness 1000 times that of quartz, 150 times that of corundum, 2-3 times that of silicon carbide, and 6 times that of cemented carbide. The hardness of diamond is directional; the octahedral crystal face is harder than the dodecahedral crystal face, and the dodecahedral crystal face is harder than the hexahedral crystal face.

[0003] Diamond tools possess advantages such as extremely high hardness and wear resistance, low coefficient of friction, high elastic modulus, high thermal conductivity, low coefficient of thermal expansion, and low affinity for non-ferrous metals. They can be used for precision machining of hard and brittle non-metallic materials such as graphite, highly wear-resistant materials, composite materials, high-silicon aluminum alloys, and other tough non-ferrous metals.

[0004] Most existing diamond tool grinding devices can only grind flat or curved diamond turning tools. They cannot process or grind curved, wavy, or other special-shaped turning tools. Therefore, there is an urgent need for a new type of grinding device to solve the above problems. Summary of the Invention

[0005] (a) Technical problems to be solved

[0006] To address the shortcomings of existing technologies, this invention provides an automatic grinding device for curved diamond turning tools, which solves the problem that existing grinding devices cannot grind and process curved, wavy, and other types of turning tools.

[0007] (II) Technical Solution

[0008] This invention provides the following technical solution: an automatic grinding device for curved-edge diamond turning tools, comprising a frame and a grinding mechanism mounted on the frame, wherein the grinding mechanism includes a tool setting mechanism, a spindle mechanism, a CCD detection mechanism, and a powder coating mechanism.

[0009] The tool setting mechanism includes a Y-axis moving assembly, a tool holder, and a cutting tool. The Y-axis moving assembly is mounted on the frame, the tool holder is mounted on the Y-axis moving assembly, and the cutting tool is fixed on the tool holder.

[0010] The spindle mechanism includes an X-axis moving assembly, a Z-axis moving assembly, a mounting plate, a motor, a spindle, and a grinding wheel. The X-axis moving assembly and the Z-axis moving assembly are located at the rear of the frame, the mounting plate is located at the front of the X-axis moving assembly, the motor and the spindle are located on the mounting plate, and the grinding wheel is located on the rotating shaft of the spindle.

[0011] The CCD detection mechanism includes a mounting base and a CCD camera. The CCD detection mechanism is fixedly connected to the tool setting mechanism, and the CCD camera is located above the cutting tool.

[0012] The powder coating mechanism includes a mounting plate, a cylinder, a brush, and a powder box. The cylinder is mounted on the mounting plate, the brush is mounted on the telescopic rod of the cylinder and placed inside the mounting plate, the powder box is located inside the mounting plate and corresponds to the brush, and the brush corresponds to the grinding wheel.

[0013] Preferably, the Y-axis moving assembly includes a first base plate, a rotating assembly, and a manual tool setting assembly. The first base plate is mounted on the frame and can drive the rotating assembly and the manual tool setting assembly thereon to move back and forth. The manual tool setting assembly includes an X-axis tool setting component and a Y-axis tool setting component.

[0014] Preferably, a cutting tool mounting rod is vertically provided on the tool holder, and a notch is provided on one side of the cutting tool mounting rod, in which a cutting tool post for mounting a cutting tool is placed.

[0015] Preferably, the mounting plate has arc-shaped holes on its upper and lower sides, and the mounting plate is fixed to the X-axis moving assembly by bolts passing through the arc-shaped holes.

[0016] Preferably, the output shaft of the motor is connected to the main shaft, and the front end of the main shaft is connected to the grinding wheel.

[0017] Preferably, the mounting base includes a second base plate, a column, a Y-axis adjusting component, an X-axis adjusting component, and a movable bracket. The second base plate is connected to the first base plate. The column is mounted on the second base plate. The Y-axis adjusting component is mounted on the column. The X-axis adjusting component is mounted on the Y-axis adjusting component. The movable bracket is mounted on the X-axis adjusting component. The CCD camera is mounted on the movable bracket, and its camera lens corresponds to the lathe tool position.

[0018] Preferably, the powder box contains diamond powder paste.

[0019] (III) Beneficial Effects

[0020] Compared with the prior art, the present invention provides an automatic grinding device for curved-edge diamond turning tools, which has the following beneficial effects:

[0021] The automatic diamond turning tool grinding device of this application is mainly used for grinding curved diamond turning tools. It mainly includes a tool setting mechanism, a spindle mechanism, a CCD detection mechanism, and a powder coating mechanism. The tool setting mechanism is used to align the tool point and tool position of the turning tool to facilitate grinding. It drives the turning tool to move in the Y-axis direction through a Y-axis moving component. The spindle mechanism drives the grinding wheel on it to grind the turning tool. It moves the grinding wheel through the X-axis and Z-axis coordinates, and combined with the Y-axis coordinate of the tool setting mechanism, it ensures that the turning tool can perform curved machining. The CCD detection mechanism moves synchronously with the tool setting mechanism and is used to capture and detect the tool setting and machining process. The powder coating mechanism is used to coat the grinding wheel with powder to ensure the normal operation of the grinding work. Attached Figure Description

[0022] Figure 1 This is a three-dimensional structural schematic diagram of an embodiment of an automatic grinding device for curved-edge diamond turning tools according to the present invention;

[0023] Figure 2 This is a schematic diagram of the structure of a lathe tool processed by an automatic grinding device for curved-edge diamond lathe tools according to the present invention.

[0024] In the diagram: 1. Frame; 2. Tool setting mechanism; 21. Y-axis moving assembly; 211. First base plate; 212. Rotating assembly; 213. X-axis tool setting component; 214. Y-axis tool setting component; 22. Tool holder; 23. Lathe tool; 24. Lathe tool mounting rod; 25. Notch; 26. Lathe tool column; 3. Spindle mechanism; 31. X-axis moving assembly; 32. Z-axis moving assembly; 33. Mounting plate; 34. Motor; 35. Spindle; 36. Grinding wheel; 37. Arc hole; 4. CCD detection mechanism; 41. CCD camera; 42. Second base plate; 43. Column; 44. Y-axis adjusting component; 45. X-axis adjusting component; 46. Movable bracket; 5. Powder coating mechanism; 51. Mounting plate; 52. Cylinder; 53. Brush; 54. Powder box. Detailed Implementation

[0025] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0026] As described in the background section, there are shortcomings in the existing technology. In order to solve the above-mentioned technical problems, this application proposes an automatic grinding device for curved-edge diamond turning tools.

[0027] Please see Figure 1 and 2An automatic grinding device for curved-edge diamond turning tools includes a frame 1 and a grinding mechanism mounted on the frame. The grinding mechanism includes a tool setting mechanism 2, a spindle mechanism 3, a CCD detection mechanism 4, and a powder coating mechanism 5. The tool setting mechanism 2 is used to align the tool point and tool position of the turning tool, facilitating the grinding process. The program of the tool setting mechanism 2 is the same as that of existing tool setting mechanisms, and the tool is set via the Y-axis coordinate. The spindle mechanism 3 drives the grinding wheel on it to grind the turning tool. The grinding wheel is moved via the X-axis and Z-axis coordinates to ensure that the turning tool can be machined on a curved path. The CCD detection mechanism 4 moves synchronously with the tool setting mechanism 2 and is used to capture and detect the tool setting and machining process. The powder coating mechanism 5 is used to coat the grinding wheel with powder to ensure the normal operation of the grinding process.

[0028] The tool setting mechanism 2 includes a Y-axis moving assembly 21, a tool holder 22, and a cutting tool 23. The Y-axis moving assembly 21 is mounted on the frame 1, the tool holder 22 is mounted on the Y-axis moving assembly 21, and the cutting tool 23 is fixed on the tool holder 22. A cutting tool mounting rod 24 is vertically mounted on the tool holder 22, and a notch 25 is provided on one side of the cutting tool mounting rod 24, in which a cutting tool post 26 for mounting the cutting tool 24 is placed. The Y-axis moving assembly 21 includes a first base plate 211, a rotating assembly 212, and a manual tool setting assembly. The first base plate 211 is mounted on the frame 1 and can drive the rotating assembly 212 and the manual tool setting assembly on it to move back and forth. The manual tool setting assembly includes an X-axis tool setting component 213 and a Y-axis tool setting component 214.

[0029] Specifically, the Y-axis moving component 21 of the tool setting mechanism 2 drives the tool holder 22 and the cutting tool 23 to move back and forth. The tool holder 22 is fixed on the Y-axis moving component 21, and the cutting tool 23 is fixed on the notch 25 through the cutting tool post 26. When machining the cutting tool, the cutting tool is first placed against the end of the cutting tool post 26, and then the cutting tool post 26 is fixed in the notch 25. The notch can be adjusted according to the shape of the cutting tool post. The rotating component 212 of the Y-axis moving component 21 can drive the tool holder 22 and the cutting tool 23 to rotate. The X-axis tool setting component 213 can drive the cutting tool to move in the X-axis direction, and the Y-axis tool setting component 214 can drive the cutting tool to move in the Y-axis direction. The X-axis tool setting component 213 and the Y-axis tool setting component 214 have the same structure, both including a bottom plate, a slide table on the top of the bottom plate, and a tool setting adjustment dial connected to the slide table. When a small adjustment is required, the tool setting adjustment dial is manually rotated to move the tool holder 22 and the cutting tool 23 on it.

[0030] The spindle mechanism 3 includes an X-axis moving assembly 31, a Z-axis moving assembly 32, a mounting plate 33, a motor 34, a spindle 35, and a grinding wheel 36. The X-axis moving assembly 31 and the Z-axis moving assembly 32 are located at the rear of the frame 1, the mounting plate 33 is located at the front of the X-axis moving assembly 31, the motor 34 and the spindle 35 are mounted on the mounting plate 33, and the grinding wheel 36 is mounted on the rotating shaft of the spindle 35. The mounting plate 33 has arc-shaped holes 37 on its upper and lower sides, and the mounting plate 33 is fixed to the X-axis moving assembly 31 by bolts 38 passing through the arc-shaped holes 37. The output shaft of the motor 34 is connected to the spindle 35, and the front end of the spindle 35 is connected to the grinding wheel 36.

[0031] Specifically, the X-axis moving component 31 and Z-axis moving component 32 of the spindle mechanism 3 respectively drive the mounting plate 33, motor 34, spindle 35 and grinding wheel 36 to move left and right and up and down in the X and Z directions. The spindle 35 is mounted on the mounting plate 33 and the grinding wheel 36 is mounted on the spindle 35. During operation, the motor 34 drives the spindle 35 to rotate the grinding wheel 36 to grind the cutting tool. By setting arc-shaped holes 37 on the upper and lower sides of the mounting plate 33 and fixing them with bolts 38, the angle of the motor 34, spindle 35 and grinding wheel 36 can be adjusted as a whole, further ensuring the grinding accuracy of the cutting tool.

[0032] The CCD detection mechanism 4 includes a mounting base and a CCD camera 41. The CCD detection mechanism 4 is fixedly connected to the tool setting mechanism 2, and the CCD camera 41 is located above the cutting tool. The mounting base includes a second base plate 42, a column 43, a Y-axis adjusting component 44, an X-axis adjusting component 45, and a movable bracket 46. The second base plate 42 is connected to the first base plate 211. The column 43 is mounted on the second base plate 42. The Y-axis adjusting component 44 is mounted on the column 43. The X-axis adjusting component 45 is mounted on the Y-axis adjusting component 44. The movable bracket 46 is mounted on the X-axis adjusting component 45. The CCD camera 41 is mounted on the movable bracket 46, and its camera lens corresponds to the position of the cutting tool. The cutting tool grinding and tool setting process is captured and monitored by the CCD camera 41.

[0033] Specifically, the CCD detection mechanism 4 is mounted on the second base plate 42 and moves back and forth synchronously on the Y-axis together with the tool setting mechanism. The CCD camera 41 is fixed by a mounting base, which is equipped with a Y-axis adjustment component 44 and an X-axis adjustment component 45. The position of the CCD camera is adjusted by the Y-axis adjustment component 44 and the X-axis adjustment component 45 so that it is positioned above the cutting tool. At the same time, the CCD camera 41 can perform online detection, and its external display screen forms an observation platform, ensuring that the machining process of the cutting tool is visualized on the display screen, which is more convenient for tool setting, detection and monitoring.

[0034] The powder coating mechanism 5 includes a mounting plate 51, a cylinder 52, a brush 53, and a powder box 54. The cylinder 52 is mounted on the mounting plate 51, the brush 53 is mounted on the telescopic rod of the cylinder 52 and placed inside the mounting plate 51, and the powder box 54 is located inside the mounting plate 51, corresponding to the brush 53. The brush 53 corresponds to the grinding wheel 36. Diamond powder paste is placed inside the powder box 54. The powder coating mechanism 5 is installed inside the spindle mechanism 3. During grinding, it coats the outer periphery of the grinding wheel 36 with powder to ensure grinding accuracy. In use, the cylinder 52 drives the brush 53 to reciprocate, allowing the diamond powder paste inside the powder box 54 to be brushed onto the outer periphery of the grinding wheel.

[0035] Although embodiments of the invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An automatic grinding device for curved-edge diamond turning tools, comprising a frame and a grinding mechanism mounted on the frame, characterized in that, The grinding mechanism includes a tool setting mechanism, a spindle mechanism, a CCD detection mechanism, and a powder coating mechanism. The tool setting mechanism includes a Y-axis moving assembly, a tool holder, and a cutting tool. The Y-axis moving assembly is mounted on the frame, the tool holder is mounted on the Y-axis moving assembly, and the cutting tool is fixed on the tool holder. The spindle mechanism includes an X-axis moving assembly, a Z-axis moving assembly, a mounting plate, a motor, a spindle, and a grinding wheel. The X-axis moving assembly and the Z-axis moving assembly are located at the rear of the frame, the mounting plate is located at the front of the X-axis moving assembly, the motor and the spindle are located on the mounting plate, and the grinding wheel is located on the rotating shaft of the spindle. The CCD detection mechanism includes a mounting base and a CCD camera. The CCD detection mechanism is fixedly connected to the tool setting mechanism, and the CCD camera is located above the cutting tool. The powder coating mechanism includes a mounting plate, a cylinder, a brush, and a powder box. The cylinder is mounted on the mounting plate, the brush is mounted on the telescopic rod of the cylinder and placed inside the mounting plate, the powder box is located inside the mounting plate and corresponds to the brush, and the brush corresponds to the grinding wheel.

2. The automatic grinding device for curved-edge diamond turning tools according to claim 1, characterized in that, The Y-axis moving assembly includes a first base plate, a rotating assembly, and a manual tool setting assembly. The first base plate is mounted on the frame and can drive the rotating assembly and the manual tool setting assembly on it to move back and forth. The manual tool setting assembly includes an X-axis tool setting component and a Y-axis tool setting component.

3. The automatic grinding device for curved-edge diamond turning tools according to claim 1, characterized in that, The tool holder is vertically provided with a tool mounting rod, and a notch is provided on one side of the tool mounting rod, in which a tool post for mounting a cutting tool is placed.

4. The automatic grinding device for curved-edge diamond turning tools according to claim 1, characterized in that, The mounting plate has arc-shaped holes on its upper and lower sides, and the mounting plate is fixed to the X-axis moving assembly by bolts passing through the arc-shaped holes.

5. The automatic grinding device for curved-edge diamond turning tools according to claim 1, characterized in that, The output shaft of the motor is connected to the main shaft, and the front end of the main shaft is connected to the grinding wheel.

6. The automatic grinding device for curved-edge diamond turning tools according to claim 1, characterized in that, The mounting base includes a second base plate, a column, a Y-axis adjusting component, an X-axis adjusting component, and a movable bracket. The second base plate is connected to the first base plate. The column is mounted on the second base plate. The Y-axis adjusting component is mounted on the column. The X-axis adjusting component is mounted on the Y-axis adjusting component. The movable bracket is mounted on the X-axis adjusting component. The CCD camera is mounted on the movable bracket, and its camera lens corresponds to the lathe tool position.

7. The automatic grinding device for curved-edge diamond turning tools according to claim 1, characterized in that, The powder box contains diamond powder paste.

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