Milling cutter repairing device

Abstract

The utility model relates to the technical field of cutter maintenance, and discloses a milling cutter repairing device which comprises a supporting table, a motor, a grinding wheel, a speed reducer, a cutter holder, a collet chuck, a first driving part and a second driving part. When in use, after the milling cutter to be repaired is fixed on the collet chuck and the cutter handle, the cutter point of the milling cutter can be inclined at a certain angle. And then the first driving part is controlled to work, so that the grinding wheel directly faces the blade of the milling cutter, and the grinding amount of the milling cutter is adjusted. And then the motor is controlled to work, so that the grinding wheel can rotate. And then the second driving piece is controlled to work to drive the milling cutter to be in contact with the grinding wheel until the grinding work of one cutter point is completed. And after one blade point is polished, the speed reducer is controlled to work to drive the milling cutter to rotate so as to polish other blade points of the milling cutter. Therefore, the cutting edge at the end part of the milling cutter can be polished, so that the milling effect of the milling cutter after repair is ensured.

Description

Technical Field

[0001] This application relates to the technical field of tool maintenance, for example, to a milling cutter repair device. Background Art

[0002] A vertical milling cutter grinding device is disclosed in the related art (Publication No.: CN221111002U), which includes a workbench. A column is provided on the side wall of the workbench, a moving assembly is provided on the column, a grinding frame is provided on the moving end of the moving assembly, an electric grinding wheel for grinding the vertical milling cutter is provided on the grinding frame, and a clamping assembly is provided corresponding to the electric grinding wheel. The clamping assembly is used to clamp the vertical milling cutter and drive the vertical milling cutter to rotate in the horizontal direction.

[0003] In the process of implementing the above embodiments, it is found that at least the following problems exist in the related art:

[0004] In this vertical milling cutter grinding device, the electric grinding wheel is driven to move by the moving assembly, and the vertical milling cutter is driven to rotate by the rotating motor to achieve the purpose of grinding the cutting edge on the outer peripheral wall of the vertical milling cutter. However, when repairing the milling cutter, it is often necessary to grind the cutting edge located at the end. The cutting edge needs to be ground at a certain angle to ensure the subsequent milling effect of the milling cutter.

[0005] It should be noted that the information disclosed in the above background art section is only used to enhance the understanding of the background of this application, and thus may include information that does not constitute the prior art known to those of ordinary skill in the art. Summary of the Utility Model

[0006] To have a basic understanding of some aspects of the disclosed embodiments, a simple summary is given below. The summary is not a general review, nor is it intended to identify key / important constituent elements or delineate the protection scope of these embodiments, but rather serves as a preface to the subsequent detailed description.

[0007] The embodiments of the present disclosure provide a milling cutter repair device capable of grinding the cutting edge at the end of the milling cutter.

[0008] In some embodiments, the milling cutter repair device includes: a support table; a motor located above the support table along the height direction of the support table; a grinding wheel installed at the rotating end of the motor; a speed reducer located above the support table along the height direction of the support table, and the straight line where the rotating end of the speed reducer is located is perpendicular to the straight line where the rotating end of the motor is located; a tool holder installed at the rotating end of the speed reducer and located below the grinding wheel along the height direction of the support table; a collet installed inside the tool holder for supporting and installing the milling cutter to be repaired; a first driving member installed between the motor and the support table and configured to drive the motor to move along the width and height directions of the support table; a second driving member installed between the speed reducer and the support table and configured to drive the speed reducer to move along the length direction of the support table; wherein, after the milling cutter to be repaired is clamped by the collet, the milling cutter is in an inclined state.

[0009] Optionally, the first driving member includes: a support seat installed on the top surface of the support table; a first micro-slide table installed along the width direction of the support table on the support seat; wherein, the motor moves along the width direction of the support table under the drive of the first micro-slide table.

[0010] Optionally, the first driving member further includes: a support plate installed on the moving end of the first micro-slide table; a second micro-slide table installed along the height direction of the support table on the support plate; wherein, the motor moves along the height direction of the support table under the drive of the second micro-slide table.

[0011] Optionally, the first driving member further includes: a mounting seat installed on the moving end of the second micro-slide table; wherein, the motor is installed inside the mounting seat.

[0012] Optionally, the second driving member includes: a shaft support installed on the top surface of the support table; a smooth shaft installed inside the shaft support along the length direction of the support table; a linear bearing slidably installed on the smooth shaft; a moving plate installed on the linear bearing, and the speed reducer is installed on the top surface of the moving plate; a nut for ball screw installed on the bottom surface of the moving plate; a ball screw installed inside the nut for ball screw, and the straight line where the ball screw is located is parallel to the straight line where the smooth shaft is located; wherein, the ball screw can be controlled to rotate so that the speed reducer moves along the length direction of the support table.

[0013] Optionally, the second driving member further includes: an electric motor installed on the top surface of the support table; a coupling installed between the rotating end of the electric motor and the ball screw.

[0014] Optionally, the second driving member further includes: supports for the lead screw, which are respectively sleeved at both ends of the ball screw and are both mounted on the top surface of the support table.

[0015] Optionally, the second driving member further includes: inclined pads, which are mounted between the speed reducer and the moving plate.

[0016] Optionally, it further includes: a support frame, which is mounted on the top surface of the support table; a microscope, which is mounted on the support frame and faces the clamped milling cutter.

[0017] A milling cutter repair device provided by an embodiment of the present disclosure can achieve the following technical effects:

[0018] A milling cutter repair device provided by an embodiment of the present disclosure includes a support table, a motor, a grinding wheel, a speed reducer, a tool holder, a collet, a first driving member, and a second driving member. The support table is used to support the entire device. The motor is located above the support table along the height direction of the support table and is used to provide driving force to achieve the rotational motion function. The grinding wheel is mounted on the rotating end of the motor and rotates under the drive of the motor. The speed reducer is located above the support table along the height direction of the support table, and the straight line where the rotating end of the speed reducer is located is perpendicular to the straight line where the rotating end of the motor is located. The speed reducer is also used to provide driving force to achieve the rotational motion function. The tool holder is mounted on the rotating end of the speed reducer and is located below the grinding wheel along the height direction of the support table. Under the drive of the speed reducer, it rotates. The collet is mounted inside the tool holder and is used to support and install the milling cutter to be repaired to fix the milling cutter to be repaired. The first driving member is mounted between the motor and the support table and is used to provide driving force to drive the motor to move along the width and height directions of the support table. The second driving member is mounted between the speed reducer and the support table and is used to provide driving force to drive the speed reducer to move along the length direction of the support table. Among them, after the milling cutter to be repaired is clamped by the collet, the milling cutter is in an inclined state so that the cutting edge of the milling cutter is inclined at a certain angle.

[0019] In use, after fixing the milling cutter to be repaired to the collet and the tool holder, the cutting edge of the milling cutter can be inclined at a certain angle. Then, by controlling the operation of the first driving member, the motor can be driven to move along the width and height directions of the support table. When the motor moves along the width direction of the support table, the longitudinal position of the grinding wheel can be adjusted so that it is directly opposite to the cutting edge of the milling cutter. When the motor moves along the height direction of the support table, the height position of the grinding wheel can be adjusted, thereby adjusting the grinding amount of the milling cutter. Subsequently, by controlling the operation of the motor, the grinding wheel can be driven to rotate to prepare for grinding the milling cutter. Then, by controlling the operation of the second driving member, the speed reducer can be driven to move along the length direction of the support table. When the speed reducer moves along the length direction of the support table, the milling cutter can be driven into contact with the grinding wheel until the grinding work of one cutting edge is completed. After the grinding of one cutting edge is completed, by controlling the operation of the speed reducer, the tool holder can be driven to rotate. Finally, the milling cutter is driven to rotate to grind the other cutting edges of the milling cutter. Therefore, the cutting edge at the end of the milling cutter can be ground, thereby ensuring the milling effect of the milling cutter after the repair is completed.

[0020] The above general description and the following description are only exemplary and explanatory and are not intended to limit the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] One or more embodiments are exemplarily illustrated by the corresponding drawings. These exemplary illustrations and the drawings do not constitute a limitation on the embodiments. Elements with the same reference numerals in the drawings are regarded as similar elements. The drawings do not constitute a scale limitation, and among them:

[0022] Figure 1 is a front view structural schematic diagram of a milling cutter repair device provided by an embodiment of the present disclosure;

[0023] Figure 2 is a side view structural schematic diagram of a milling cutter repair device provided by an embodiment of the present disclosure;

[0024] Figure 3 is a top view structural schematic diagram of a milling cutter repair device provided by an embodiment of the present disclosure;

[0025] Figure 4 is a three-dimensional structural schematic diagram of a milling cutter repair device provided by an embodiment of the present disclosure.

[0026] REFERENCE SIGNS:

[0027] 1: Support table; 2: Motor; 3: Grinding wheel; 4: Speed reducer; 5: Tool holder; 6: Collet; 7: Support seat; 8: First micro-moving slide; 9: Support plate; 10: Second micro-moving slide; 11: Mounting seat; 12: Shaft support; 13: Optical axis; 14: Moving plate; 15: Ball screw; 16: Motor; 17: Screw support; 18: Inclined cushion block; 19: Support frame; 20: Microscope. Detailed Implementation Modes

[0028] In order to understand the features and technical content of the embodiments of the present disclosure in more detail, the implementation of the embodiments of the present disclosure will be described in detail below with reference to the accompanying drawings. The accompanying drawings are only for reference and explanation, and are not used to limit the embodiments of the present disclosure. In the following technical descriptions, for the sake of explanation, numerous details are provided to give a thorough understanding of the disclosed embodiments. However, one or more embodiments may still be implemented without these details. In other cases, well-known structures and devices may be shown in a simplified manner to simplify the drawings.

[0029] In the specification, claims, and above-mentioned accompanying drawings of the embodiments of the present disclosure, terms such as "first" and "second" are used to distinguish similar objects, and do not necessarily describe a specific order or sequence. It should be understood that such data can be interchanged under appropriate circumstances so as to implement the embodiments of the present disclosure described herein. In addition, the terms "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion.

[0030] In the embodiments of the present disclosure, the orientation or positional relationship indicated by terms such as "upper", "lower", "inner", "middle", "outer", "front", and "rear" is based on the orientation or positional relationship shown in the accompanying drawings. These terms are mainly used to better describe the embodiments of the present disclosure and their embodiments, and are not used to limit that the indicated devices, elements, or components must have a specific orientation, or be constructed and operated in a specific orientation. And, in addition to being able to represent an orientation or positional relationship, some of the above terms may also be used to represent other meanings. For example, the term "upper" may also be used to represent a certain attachment relationship or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0031] In addition, the terms "arranged", "connected", and "fixed" should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or there can be internal communication between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in the embodiments of the present disclosure can be understood according to specific circumstances.

[0032] Unless otherwise specified, the term "plurality" means two or more.

[0033] In the embodiments of the present disclosure, the character " / " indicates that the objects before and after are in an "or" relationship. For example, A / B means: A or B.

[0034] The term "and / or" describes the relationship between objects and indicates that three relationships can exist. For example, A and / or B means: A or B, or, the three relationships of A and B.

[0035] It should be noted that, without conflict, the embodiments in the present disclosure and the features in the embodiments can be combined with each other.

[0036] Combined Figures 1 to 4 As shown, the embodiments of the present disclosure provide a milling cutter repair device, including a support table 1, a motor 2, a grinding wheel 3, a speed reducer 4, a tool holder 5, a collet 6, a first driving member, and a second driving member. The support table 1 is used to support the entire device. The motor 2 is located above the support table 1 along the height direction of the support table 1 and is used to provide driving force to realize the rotational motion function. The grinding wheel 3 is installed at the rotating end of the motor 2 and rotates under the drive of the motor 2. The speed reducer 4 is located above the support table 1 along the height direction of the support table 1, and the straight line where the rotating end of the speed reducer 4 is located is perpendicular to the straight line where the rotating end of the motor 2 is located, and is also used to provide driving force to realize the rotational motion function. The tool holder 5 is installed at the rotating end of the speed reducer 4 and is located below the grinding wheel 3 along the height direction of the support table 1 and rotates under the drive of the speed reducer 4. The collet 6 is installed inside the tool holder 5 and is used to support and install the milling cutter to be repaired to fix the milling cutter to be repaired. The first driving member is installed between the motor 2 and the support table 1 and is used to provide driving force to drive the motor 2 to move along the width and height directions of the support table 1. The second driving member is installed between the speed reducer 4 and the support table 1 and is used to provide driving force to drive the speed reducer 4 to move along the length direction of the support table 1. Among them, after the milling cutter to be repaired is clamped by the collet 6, the milling cutter is in an inclined state so that the cutting edge of the milling cutter is inclined at a certain angle.

[0037] A milling cutter repair device provided by an embodiment of the present disclosure. After fixing the milling cutter to be repaired on the collet 6 and the tool shank 5, the cutting edge of the milling cutter can be inclined at a certain angle. Then, by controlling the operation of the first driving member, the motor 2 can be driven to move along the width and height directions of the support table 1. When the motor 2 moves along the width direction of the support table 1, the longitudinal position of the grinding wheel 3 can be adjusted so that it can be directly opposite to the cutting edge of the milling cutter. When the motor 2 moves along the height direction of the support table 1, the height position of the grinding wheel 3 can be adjusted, thereby adjusting the grinding amount of the milling cutter. Subsequently, by controlling the operation of the motor 2, the grinding wheel 3 can be driven to rotate to prepare for grinding the milling cutter. Then, by controlling the operation of the second driving member, the speed reducer 4 can be driven to move along the length direction of the support table 1. When the speed reducer 4 moves along the length direction of the support table 1, the milling cutter can be driven to contact the grinding wheel 3 until the grinding work of one cutting edge is completed. After the grinding of one cutting edge is completed, by controlling the operation of the speed reducer 4, the tool shank 5 can be driven to rotate. Finally, the milling cutter is driven to rotate to grind the remaining cutting edges of the milling cutter. Therefore, the cutting edge at the end of the milling cutter can be ground, thereby ensuring the milling effect of the milling cutter after repair.

[0038] Optionally, in combination with Figures 1 to 4 As shown, the first driving member includes a support base 7 and a first micro-slide table 8. The support base 7 is installed on the top surface of the support table 1. The first micro-slide table 8 is installed on the support base 7 along the width direction of the support table 1. Among them, the motor 2 moves along the width direction of the support table 1 under the drive of the first micro-slide table 8.

[0039] In an embodiment of the present disclosure, the first driving member includes a support base 7 installed on the top surface of the support table 1 and a first micro-slide table 8 installed on the support base 7 along the width direction of the support table 1. The first linear slide table is used to provide driving force to drive the motor 2 to move along the width direction of the support table 1. Thereby, the longitudinal position of the grinding wheel 3 is adjusted so that it can be directly opposite to the cutting edge of the milling cutter.

[0040] Optionally, in combination with Figures 1 to 4 As shown, the first driving member further includes a support plate 9 and a second micro-slide table 10. The support plate 9 is installed on the moving end of the first micro-slide table 8. The second micro-slide table 10 is installed on the support plate 9 along the height direction of the support table 1. Among them, the motor 2 moves along the height direction of the support table 1 under the drive of the second micro-slide table 10.

[0041] In an embodiment of the present disclosure, the first driving member further includes a support plate 9 installed on the moving end of the first micro-slide table 8 and a second micro-slide table 10 installed on the support plate 9 along the height direction of the support table 1. The second micro-slide table 10 provides driving force to drive the motor 2 to move along the height direction of the support table 1. To adjust the height position of the grinding wheel 3, thereby adjusting the grinding amount of the milling cutter.

[0042] Optionally, in combination withFigures 1 to 4 As shown, the first driving member further includes a mounting base 11. The mounting base 11 is mounted on the moving end of the second micro-slide table 10. Among them, the motor 2 is mounted inside the mounting base 11.

[0043] In the embodiment of the present disclosure, the first driving member further includes a mounting base 11 mounted on the moving end of the second micro-slide table 10. The mounting base 11 is used to support and mount the motor 2, so as to facilitate the subsequent disassembly and repair of the motor 2.

[0044] Optionally, in combination with Figures 1 to 4 As shown, the second driving member includes a shaft support 12, a smooth shaft 13, a linear bearing, a moving plate 14, a nut for ball screw and a ball screw 15. The shaft support 12 is mounted on the top surface of the support table 1 for supporting and mounting the smooth shaft 13. The smooth shaft 13 is mounted inside the shaft support 12 along the length direction of the support table 1 for supporting and mounting the slidable linear bearing. The linear bearing is slidably mounted on the smooth shaft 13 and together they play a role of guiding and supporting. The moving plate 14 is mounted on the linear bearing and moves along the length direction of the support table 1 under the guiding and supporting action. The speed reducer 4 is mounted on the top surface of the moving plate 14 and moves under the drive of the moving plate 14. The nut for ball screw is mounted on the bottom surface of the moving plate 14 for driving the moving plate 14 to move. The ball screw 15 is mounted inside the nut for ball screw and together they convert the rotational motion into a linear motion. The straight line where the ball screw 15 is located is parallel to the straight line where the smooth shaft 13 is located to ensure the smooth movement of the relative relevant components. Among them, the ball screw 15 can be controlled to rotate so that the speed reducer 4 moves along the length direction of the support table 1.

[0045] In the embodiment of the present disclosure, under the drive of an external force, the ball screw 15 can make a rotational motion. Then, under the guiding and supporting action of the smooth shaft 13 and the linear bearing, the nut for ball screw can drive the moving plate 14 to move along the length direction of the support table 1. Finally, the function of moving the clamped milling cutter along the length direction of the support table 1 is realized, so that it can abut against the grinding wheel 3 to grind the cutting edge.

[0046] Optionally, in combination with Figures 1 to 4 As shown, the second driving member further includes a motor 16 and a coupling. The motor 16 is mounted on the top surface of the support table 1 for providing driving force. The coupling is mounted between the rotating end of the motor 16 and the ball screw 15 for transmitting the driving force.

[0047] In the embodiment of the present disclosure, by controlling the motor 16 to work, the ball screw 15 can be driven to make a rotational motion through the coupling. Finally, the function of freely moving the clamped milling cutter along the length direction of the support table 1 is realized, so as to facilitate the grinding of the cutting edge.

[0048] Optionally, in combination with Figures 1 to 4As shown, the second driving member further includes a support 17 for the lead screw. The supports 17 for the lead screw are respectively sleeved on both ends of the ball screw 15 and are both mounted on the top surface of the support table 1.

[0049] In the embodiment of the present disclosure, the second driving member further includes supports 17 for the lead screw that are respectively sleeved on both ends of the ball screw 15 and are both mounted on the top surface of the support table 1. The supports 17 for the lead screw are used to improve the rotational accuracy of the ball screw 15 and reduce the radial force received by the rotating end of the motor 16.

[0050] Optionally, in combination with Figures 1 to 4 As shown, the second driving member further includes an inclined spacer 18. The inclined spacer 18 is mounted between the speed reducer 4 and the moving plate 14.

[0051] In the embodiment of the present disclosure, the second driving member further includes an inclined spacer 18 mounted between the speed reducer 4 and the moving plate 14. The inclined spacer 18 is used to make the speed reducer 4 in an inclined state, and finally make the clamped milling cutter in an inclined state, so as to achieve the purpose of grinding the cutting edge of the milling cutter at a certain angle.

[0052] Optionally, in combination with Figures 1 to 4 As shown, it further includes a support frame 19 and a microscope 20. The support frame 19 is mounted on the top surface of the support table 1. The microscope 20 faces the clamped milling cutter.

[0053] In the embodiment of the present disclosure, it further includes a support frame 19 mounted on the top surface of the support table 1 and a microscope 20 mounted on the support frame 19. The microscope 20 faces the clamped milling cutter and is used to monitor or view the grinding condition of the milling cutter in real time.

[0054] The above description and the drawings fully illustrate the embodiments of the present disclosure so that those skilled in the art can practice them. Other embodiments may include structural and other changes. The embodiments only represent possible variations. Unless explicitly required, the individual components and functions are optional, and the order of operations can vary. Parts and features of some embodiments can be included in or replaced by parts and features of other embodiments. The embodiments of the present disclosure are not limited to the structures already described and shown in the drawings, and various modifications and changes can be made without departing from its scope. The scope of the present disclosure is only limited by the appended claims.

Claims

1. A milling cutter repair device, characterized in that: include: Support table; A motor is located above the support platform along the height direction of the support platform; A grinding wheel mounted on the rotating end of the motor; A reducer is located above the support platform along the height direction of the support platform, and the straight line where the rotating end of the reducer is located is perpendicular to the straight line where the rotating end of the motor is located; A tool handle is installed at the rotating end of the reducer and is located below the grinding wheel along the height direction of the support platform; A collet, installed inside the tool handle, used to support and install the milling cutter to be repaired; A first driving member, installed between the motor and the support platform, configured to drive the motor to move along the width and height directions of the support platform; A second driving member is installed between the reducer and the support platform and is configured to drive the reducer to move along the length direction of the support platform; Wherein, after the milling cutter to be repaired is clamped in the collet, the milling cutter is in a tilted state.

2. A milling cutter repair device according to claim 1, characterized in that: The first driving member comprises: A support seat, mounted on the top surface of the support platform; A first micro-sliding platform is installed on the support seat along the width direction of the support platform; Wherein, the motor moves along the width direction of the support platform under the drive of the first micro-slide.

3. A milling cutter repair device according to claim 2, characterized in that: The first driving member further comprises: A support plate, mounted on the moving end of the first micro-motion slide; A second micro-motion slide is installed on the support plate along the height direction of the support platform; Wherein, the motor moves along the height direction of the support platform under the drive of the second fine-motion slide.

4. A milling cutter repair device according to claim 3, characterized in that: The first driving member further comprises: A mounting seat, mounted on the moving end of the second micro-motion slide; Wherein, the motor is installed inside the mounting seat.

5. The milling cutter repair device according to claim 1, characterized in that: The second driving member comprises: A shaft support, mounted on the top surface of the support platform; An optical axis is installed inside the shaft support along the length direction of the support platform; A linear bearing slidably mounted on the optical axis; A moving plate is mounted on the linear bearing, and the reducer is mounted on the top surface of the moving plate; A nut for the lead screw, mounted on the bottom surface of the moving plate; A ball screw is installed inside the screw nut, and the straight line where the ball screw is located is parallel to the straight line where the optical axis is located; The ball screw can be rotated in a controlled manner so that the reducer moves along the length direction of the support platform.

6. A milling cutter repair device according to claim 5, characterized in that: The second driving member further comprises: A motor is mounted on the top surface of the support platform; A coupling is installed between the rotating end of the motor and the ball screw.

7. A milling cutter repair device according to claim 5, characterized in that: The second driving member further comprises: The screw supports are respectively mounted on both ends of the ball screw and are installed on the top surface of the support platform.

8. The milling cutter repair device according to claim 5, characterized in that: The second driving member further comprises: An inclined pad is installed between the reducer and the moving plate.

9. A milling cutter repair device according to any one of claims 1 to 8, characterized in that: Also includes: A support frame, mounted on the top surface of the support platform; A microscope is mounted on the support frame and faces the clamped milling cutter.

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