Grinding wheel dresser

Abstract

The utility model discloses a grinding wheel dresser which comprises a bottom plate, a supporting column and a mounting frame, the bottom plate is fixed to the bottom of the supporting column, one end of the mounting frame is fixed to the top of the supporting column, a dressing assembly is arranged below the other end of the mounting frame, and a driving assembly is arranged at the top of the mounting frame. The trimming assembly comprises an adjusting plate, a mounting plate and a polishing unit, one end of the adjusting plate is connected with the driving assembly, the mounting plate is arranged at the other end of the adjusting plate, and the polishing unit is arranged on the mounting plate and used for polishing and trimming the cutter; according to the grinding wheel dresser, the driving assembly is adopted to drive the adjusting plate to rotate around the speed reducer, rotation of the grinding unit is achieved, arc-shaped grinding can be conducted on a tool, and the dressing efficiency and dressing precision of the arc-shaped tool or the tool with the cambered surface are improved.

Description

Technical Field

[0001] The utility model relates to a grinding technology, in particular to a grinding wheel dresser. Background Art

[0002] A cutting tool is a tool used for cutting in mechanical manufacturing, also known as a cutting tool.

[0003] The existing cutting tools will wear out after long-term use and need to be re-sharpened by a cutting tool grinding device before they can be used again. The existing cutting tool grinding device uses a diamond grinding wheel to grind the cutting tools, but the diamond grinding wheel is generally fixedly mounted on the wheel axle and is connected to the cutting tool grinding device through the wheel axle. Therefore, it can only grind flat surfaces. When grinding curved cutting tools or cutting tools with curved surfaces, workers need to manually adjust the tool angle to approximately form a curved surface by combining multiple planes. The cutting tool grinding and dressing efficiency is low and the grinding accuracy is poor. Utility Model Content

[0004] In order to solve the defects of the above-mentioned prior art, the utility model provides a grinding wheel dresser, which can perform arc grinding on a tool, thereby improving the dressing efficiency and dressing accuracy of arc-shaped tools or tools with curved surfaces.

[0005] In order to achieve the above technical purpose, the utility model adopts the following technical scheme: a grinding wheel dresser is fixed to a machine platform, comprising a base plate, a pillar and a mounting frame, wherein the base plate is fixed to the bottom of the pillar, one end of the mounting frame is fixed to the top of the pillar, a dressing assembly is provided below the other end of the mounting frame, and a driving assembly is provided on the top of the mounting frame;

[0006] The trimming assembly includes an adjustment plate, a mounting plate and a grinding unit. One end of the adjustment plate is connected to the driving assembly, the mounting plate is arranged at the other end of the adjustment plate, and the grinding unit is arranged on the mounting plate and is used for grinding the trimming tool.

[0007] Preferably, protrusions are provided on both sides of the bottom plate, and a plurality of fixing holes and fixing pins are provided on the protrusions. The fixing pins pass through the fixing holes to fix the bottom plate to the machine platform.

[0008] Preferably, a avoidance groove is provided on the side of the support toward the trimming motor.

[0009] Preferably, the driving assembly includes a rotating motor, a bracket, a coupling and a reducer, the bracket is fixed to the top of the mounting frame, the reducer is arranged in the mounting frame, the top end of the reducer is connected to the coupling, the bottom end of the reducer is fixed to the adjustment plate, and the rotating motor drives the coupling to rotate.

[0010] Preferably, the drive assembly also includes a driving wheel, a power wheel and a synchronous belt, the synchronous belt connects the driving wheel and the power wheel and drives the driving wheel and the power wheel to rotate simultaneously, the power wheel is sleeved on the connecting shaft, the driving wheel is transmission-connected to the output shaft of the rotating motor, and the rotating motor is fixed to the mounting frame.

[0011] Preferably, the grinding unit comprises a dressing motor, an assembly plate and a grinding wheel, the dressing motor is fixed to the mounting plate, the dressing motor output shaft passes through the mounting plate and is coaxially arranged with the mounting plate, and the grinding wheel is sleeved on the mounting plate.

[0012] Preferably, a connecting line is connected to the trimming motor, and the connecting line is limited to the pillar, the mounting frame and the mounting plate by a limit block. The connecting line includes an air pipe and an electric wire, and clean gas is passed into the air pipe to dissipate heat from the trimming motor.

[0013] In summary, the utility model has achieved the following technical effects:

[0014] The grinding wheel dresser of the utility model adopts a driving component to drive the adjustment plate to rotate around the reducer to realize the rotation of the grinding unit, so that the tool can be arc-ground, thereby improving the dressing efficiency and dressing accuracy of arc-shaped tools or tools with arc surfaces. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the grinding wheel dresser of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the second embodiment of the grinding wheel dresser of the utility model;

[0017] Explanation of the reference numerals in the drawings in the specification: 1. Base plate; 2. Pillar; 3. Mounting frame; 4. Reducer; 5. Adjustment plate; 6. Mounting plate; 7. Dressing motor; 8. Assembly plate; 9. Grinding wheel; 10. Connecting wire; 11. Limit block; 12. Coupling; 13. Bracket; 14. Power wheel; 15. Synchronous belt; 16. Driving wheel; 17. Rotating motor. DETAILED DESCRIPTION

[0018] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0019] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

[0020] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0021] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0022] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0024] Embodiment 1

[0025] like Figure 1 As shown, a grinding wheel 9 dresser is fixed to a machine platform, comprising a base plate 1, a support column 2 and a mounting frame 3, wherein the base plate 1 is fixed to the bottom of the support column 2, one end of the mounting frame 3 is fixed to the top of the support column 2, a dressing assembly is provided below the other end of the mounting frame 3, and a driving assembly is provided at the top of the mounting frame 3;

[0026] The dressing assembly includes an adjustment plate 5, a mounting plate 6 and a grinding unit. One end of the adjustment plate 5 is connected to the driving assembly, the mounting plate 6 is arranged at the other end of the adjustment plate 5, and the grinding unit is arranged on the mounting plate 6 and is used for grinding and dressing the tool.

[0027] Both sides of the bottom plate 1 are provided with protrusions, and the protrusions are provided with a plurality of fixing holes and fixing pins. The fixing pins pass through the fixing holes to fix the bottom plate 1 to the machine platform.

[0028] A side of the support column 2 facing the trimming motor 7 is provided with an avoidance groove.

[0029] The driving assembly includes a rotating motor 17, a bracket 13, a coupling 12 and a reducer 4. The bracket 13 is fixed to the top of the mounting frame 3, the reducer 4 is arranged in the mounting frame 3, the top of the reducer 4 is connected to the coupling 12, the bottom of the reducer 4 is fixed to the adjustment plate 5, and the rotating motor 17 drives the coupling 12 to rotate; it also includes a driving wheel 16, a power wheel 14 and a synchronous belt 15. The synchronous belt 15 connects the driving wheel 16 and the power wheel 14 and drives the driving wheel 16 and the power wheel 14 to rotate simultaneously. The power wheel 14 is sleeved on the coupling 12, the driving wheel 16 is connected to the output shaft of the rotating motor 17, and the rotating motor 17 is fixed to the mounting frame 3.

[0030] The grinding unit includes a dressing motor 7 , an assembly plate 8 and a grinding wheel 9 . The dressing motor 7 is fixed to the mounting plate 6 . The output shaft of the dressing motor 7 passes through the mounting plate 6 and is coaxially arranged with the assembly plate 8 . The grinding wheel 9 is sleeved on the assembly plate 8 .

[0031] The trimming motor 7 is connected with a connecting wire 10 , which is limited to the pillar 2 , the mounting frame 3 and the mounting plate 6 by a limiting block 11 . The connecting wire 10 includes an air pipe and an electric wire, and clean gas is passed into the air pipe to dissipate heat from the trimming motor 7 .

[0032] The grinding wheel 9 dresser of this embodiment adopts a driving assembly to drive the adjustment plate 5 to rotate around the reducer 4 to realize the rotation of the grinding unit, so that the tool can be arc-ground, thereby improving the dressing efficiency and dressing accuracy of arc-shaped tools or tools with curved surfaces.

[0033] Embodiment 2

[0034] Compared with the first embodiment, the difference of this embodiment is that Figure 2 As shown, the driving assembly only includes a rotating motor 17, a bracket 13, a coupling 12 and a reducer 4. The bracket 13 is fixed to the top of the mounting frame 3, the reducer 4 is arranged in the mounting frame 3, the top of the reducer 4 is connected to the coupling 12, and the bottom of the reducer 4 is fixed to the adjustment plate 5. The rotating motor 17 drives the coupling 12 to rotate, and the rotating motor 17 is fixed to the top of the bracket 13. This arrangement can reduce parts, improve transmission efficiency, and increase adjustment accuracy.

[0035] The above description is only a preferred implementation mode of the present invention, and does not limit the present invention in any form. Any simple modification, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are within the scope of the technical solution of the present invention.

Claims

1. A grinding wheel dresser fixed to a machine platform, characterized in that: It includes a bottom plate, a pillar and a mounting frame, wherein the bottom plate is fixed to the bottom of the pillar, one end of the mounting frame is fixed to the top of the pillar, a trimming component is provided below the other end of the mounting frame, and a driving component is provided on the top of the mounting frame; The trimming assembly includes an adjustment plate, a mounting plate and a grinding unit. One end of the adjustment plate is connected to the driving assembly, the mounting plate is arranged at the other end of the adjustment plate, and the grinding unit is arranged on the mounting plate and is used for grinding the trimming tool.

2. A grinding wheel dresser according to claim 1, characterized in that: Both sides of the bottom plate are provided with protrusions, and the protrusions are provided with a plurality of fixing holes and fixing pins. The fixing pins pass through the fixing holes to fix the bottom plate to the machine platform.

3. A grinding wheel dresser according to claim 1, characterized in that: The support column is provided with a avoiding groove on one side facing the trimming motor.

4. A grinding wheel dresser according to claim 1, characterized in that: The driving assembly includes a rotating motor, a bracket, a coupling and a reducer. The bracket is fixed to the top of the mounting frame, the reducer is arranged in the mounting frame, the top end of the reducer is connected to the coupling, the bottom end of the reducer is fixed to the adjustment plate, and the rotating motor drives the coupling to rotate.

5. A grinding wheel dresser according to claim 4, characterized in that: The driving assembly also includes a driving wheel, a power wheel and a synchronous belt. The synchronous belt connects the driving wheel and the power wheel and drives the driving wheel and the power wheel to rotate simultaneously. The power wheel is sleeved on the connecting shaft. The driving wheel is transmission-connected to the output shaft of the rotating motor. The rotating motor is fixed to the mounting frame.

6. A grinding wheel dresser according to claim 1, characterized in that: The grinding unit comprises a dressing motor, an assembly plate and a grinding wheel. The dressing motor is fixed to the assembly plate. The output shaft of the dressing motor passes through the assembly plate and is coaxially arranged with the assembly plate. The grinding wheel is sleeved on the assembly plate.

7. A grinding wheel dresser according to claim 6, characterized in that: The trimming motor is connected with a connecting wire, which is limited to the pillar, the mounting frame and the mounting plate by a limit block. The connecting wire includes an air pipe and an electric wire. Clean gas is passed into the air pipe to dissipate heat from the trimming motor.

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