CN216883388U

CN216883388U - Workpiece headstock with grinding wheel dressing device

Info

Publication number: CN216883388U
Application number: CN202122754262.5U
Authority: CN
Inventors: 孙亚民
Original assignee: Wuxi Qiji Machine Tool Co ltd
Current assignee: Wuxi Qiji Machine Tool Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-07-05
Anticipated expiration: 2031-11-11

Abstract

The utility model relates to the technical field of grinding machine equipment, in particular to a workpiece headstock with a grinding wheel dressing device.A first diamond roller is directly arranged on the workpiece headstock, and when the grinding surface of a grinding wheel is reduced in shape, size precision and cutting capacity due to loss before, during or after the grinding wheel finishes processing a workpiece, the grinding wheel can be directly moved to a first diamond roller under electric control to dress the grinding wheel; in a second aspect, the first diamond roller is arranged on the workpiece headstock, so that the grinding area of the grinding wheel is closely separated from the dressing area, and the idle running stroke in the process of dressing the grinding wheel is reduced, thereby saving the operation time and effectively reducing the manufacturing cost and maintenance work of equipment.

Description

Workpiece headstock with grinding wheel dressing device

Technical Field

The utility model relates to the technical field of grinding machine equipment, in particular to a workpiece headstock with a grinding wheel finishing device.

Background

A grinding wheel grinder can grind the surface of a workpiece to a predetermined shape, and a grinding surface with a certain angle is generally provided on the outer peripheral surface of a grinding wheel. Because the grinding wheel is when grinding the work piece, with the tiny particulate matter on it to cut the work piece surface, the work piece is at the in-process of being ground, and tiny particle on the emery wheel can drop for the grinding face on the emery wheel no longer has accurate surface, usually need to be maintained the emery wheel with the help of trimming device, makes the emery wheel regain accurate surface and sharpness.

However, in the prior art, after a grinding wheel on a grinding machine processes a workpiece, when the grinding wheel is dressed by a diamond roller, the diamond roller is driven by a special electric main dressing shaft to move the grinding wheel to the diamond roller, and thus the electric main spindle for driving the roller needs to be added, and due to the structure of the machine tool, the grinding area of the grinding wheel is far away from the dressing area, so that the idle running stroke in the process of dressing the grinding wheel is increased, the operation time is wasted, and the manufacturing cost and the maintenance work of equipment are increased.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the technical scheme provided by the utility model is as follows:

the utility model provides a workpiece headstock with a grinding wheel dressing device, which comprises a fixed seat, a driving assembly, a headstock shell, a first diamond roller and a clamp for clamping a workpiece, wherein the fixed seat is fixedly arranged on the headstock shell; the fixed seat is horizontally arranged; the headstock shell is fixedly arranged on the fixed seat; the clamp is of a cylindrical structure; a shaft hole is formed in the clamp; the clamp is axially, rotatably and horizontally arranged in the head frame shell; the first diamond roller is arranged on the clamp; the clamp can drive the first diamond roller to rotate; the driving component can drive the clamp to rotate.

Further, the clamp extends through the headgear housing; the left end and the right end of the clamp respectively extend to the outside of the headstock shell; the first diamond roller is coaxially fixed on the right end face of the clamp.

Further, the first diamond roller is annularly arranged; the fixed end of the first diamond roller is sleeved and fixed inside the shaft hole; the trimming end of the first diamond roller is turned outwards and provided with a flanging; the side wall of the edge of the flanging is a finishing surface; the trimming end is arranged outside the clamp.

Further, the driving assembly comprises a servo motor, a driving gear and a transmission belt; the outer wall of the left end of the clamp is provided with an engaging surface; the engaging surfaces are distributed around the outer wall of the clamp; the servo motor is arranged below the fixed seat; the driving gear is in transmission connection with a driving shaft of the servo motor; one end of the transmission belt is sleeved on the driving gear; the other end of the transmission belt is sleeved on the meshing surface; the servo motor can drive the clamp to rotate through the transmission belt.

Further, a second trimming device is horizontally arranged above the fixed seat; the second trimming device is parallel to the headstock shell; the second diamond roller is rotatably arranged on the second finishing device; the second diamond roller and the first diamond roller are arranged in the opposite direction.

The utility model has the advantages or beneficial effects that:

according to the workpiece headstock with the grinding wheel dressing device, the first diamond roller is directly arranged on the workpiece headstock, and before, during or after the grinding wheel finishes processing the workpiece, when the grinding surface of the grinding wheel is reduced in shape, size precision and cutting capacity due to loss, the grinding wheel can be directly moved to the first diamond roller under electric control to dress the grinding wheel; in the second aspect, the first diamond roller is arranged on the workpiece headstock, so that the grinding area of the grinding wheel is close to the dressing area, and the idle running stroke in the grinding wheel dressing process is reduced, so that the operation time is saved, and the manufacturing cost and the maintenance work of equipment can be effectively reduced.

Need not dismantle the emery wheel and install again on outside finishing device, reduce technical staff's operation procedure, can also avoid dismantling the processing accuracy nature problem that the emery wheel leads to repeatedly.

Drawings

The utility model and its features, aspects and advantages will become more apparent from reading the following detailed description of non-limiting embodiments with reference to the accompanying drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the utility model.

Fig. 1 is a schematic structural diagram of a workpiece headstock with a grinding wheel truing device according to embodiment 1 of the present invention;

fig. 2 is a schematic diagram of the operation of dressing a grinding wheel by a workpiece headstock with a grinding wheel dressing device according to embodiment 1 of the present invention;

fig. 3 is a side view of a workpiece headstock dressing grinding wheel with a grinding wheel dressing apparatus according to embodiment 1 of the present invention;

fig. 4 is a schematic structural view of a workpiece headstock provided in embodiment 1 of the present invention, which is applied to a grinding machine.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application.

It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

As used herein, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in the positional or orientational relationship illustrated in the figures to facilitate the description of the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the utility model.

The appearances of the terms first, second, and third, if any, are used for descriptive purposes only and are not intended to be limiting or imply relative importance.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention are described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the utility model without making creative efforts, belong to the protection scope of the utility model.

Example 1

After the grinding wheel finishes processing a workpiece on the grinding machine in the prior art, the grinding wheel needs to be detached and installed on the grinding wheel dressing device, the grinding wheel is dressed, so that the operation is very troublesome, and the accurate installation performance of the grinding wheel is difficult to guarantee by repeatedly detaching the grinding wheel.

In order to solve the above technical problem, a workpiece headstock with a grinding wheel dressing device provided in embodiment 1, as shown in fig. 1 to 3, includes a fixing base 1, a driving assembly 2, a headstock housing 3, a first diamond roller 4, and a clamp 5 for clamping a workpiece; the fixed seat 1 is horizontally arranged; the head frame shell 3 is fixedly arranged on the fixed seat 1; the clamp 5 is of a cylindrical structure; a shaft hole is formed in the clamp 5; the clamp 5 is horizontally arranged in the headstock shell 3 in an axial rotatable manner; the first diamond roller 4 is arranged on the clamp 5; the clamp 5 can drive the first diamond roller 4 to rotate; the driving assembly 2 may drive the gripper 5 to rotate.

In this embodiment 1, a diamond roller is directly mounted on a workpiece headstock to form an integrated structure, before, during, or after a grinding wheel processes a workpiece, when a grinding surface of the grinding wheel is degraded in shape, dimensional accuracy, and cutting ability due to loss, the grinding wheel can be directly moved to a first diamond roller 4 under an electric control, and the grinding wheel can be trimmed by adjusting a trimming rotating speed under an NC control, so that, in the first aspect, when the grinding wheel is trimmed by the first diamond roller 4, the grinding wheel can be directly trimmed on the first diamond roller 4 on the workpiece headstock, thereby directly omitting an electric spindle specially used for driving the first diamond roller 4, and reducing the manufacturing cost of equipment; in a second aspect, the first diamond roller 4 is arranged on the workpiece headstock, so that the grinding area of the grinding wheel is closely separated from the dressing area, and the idle running stroke in the process of dressing the grinding wheel is reduced, thereby saving the operation time and effectively reducing the manufacturing cost and maintenance work of equipment.

Preferably, in the workpiece headstock with the grinding wheel dressing device provided in embodiment 1, the clamp 5 penetrates through the headstock housing 3; the left end and the right end of the clamp 5 respectively extend to the outside of the headstock shell 3; the first diamond roller 4 is coaxially fixed at the right end face of the clamp 5. In this embodiment 1, there is a plurality of clamp tooth in the inside of anchor clamps 5, and the shape in the inside shaft hole of anchor clamps 5 is the outer wall shape of work piece, presss from both sides the tooth with the tight back of work piece clamp, alright start sanding work, extends to the outside of headstock shell 3 with the both ends of anchor clamps 5, is convenient for install or dismantle the work piece on the one hand, and on the other hand can make the diamond roller in the outside of headstock shell 3, is convenient for maintain the emery wheel.

In order to provide a diamond roller suitable for the workpiece headstock, in the workpiece headstock provided in embodiment 1 with a grinding wheel dressing device, as shown in fig. 1 and fig. 2, a first diamond roller 4 is annularly arranged; the fixed end of the first diamond roller 4 is sleeved and fixed in the shaft hole; the trimming end of the first diamond roller 4 is outwards turned and provided with a flanging 41; the side wall of the edge of the flanging 41 is a finishing surface; the trimming end is disposed outside the jig 5. In this embodiment 1, first buddha's warrior attendant gyro wheel 4 is fixed through the fixed end, and anchor clamps 5 rotate, drive first buddha's warrior attendant gyro wheel 4, dress the emery wheel, specifically, as shown in fig. 2 and fig. 3, the surface and the face contact of finishing of emery wheel, at the in-process of dressing, the emery wheel is along horizontal repetitive movement under automatically controlled, guarantees that first buddha's warrior attendant gyro wheel 4 can dress the whole surface of emery wheel.

In order to facilitate the rotation of the driving clamp 5, in the workpiece headstock with the grinding wheel dressing apparatus provided in embodiment 1, as shown in fig. 3, the driving assembly 2 includes a servo motor 21, a driving gear 22 and a transmission belt 23; the outer wall of the left end of the clamp 5 is provided with an engaging surface; the engaging surfaces are distributed around the outer wall of the clamp 5; the servo motor 21 is arranged below the fixed seat 1; the driving gear 22 is in transmission connection with a driving shaft of the servo motor 21; one end of the transmission belt 23 is sleeved on the driving gear 22; the other end of the transmission belt 23 is sleeved on the meshing surface; the servo motor 21 can drive the clamp 5 to rotate through the transmission belt 23. In the embodiment 1, the servo motor 21 provides power for the rotation of the clamp 5, and a driving shaft of the servo motor 21 drives the driving gear 22 to rotate, so as to drive the clamp 5 to rotate through the transmission belt 23; the setting of meshing face can increase the frictional force of anchor clamps 5 and drive belt 23, avoids anchor clamps 5 the condition emergence that drops to appear, and in addition, in the in-process of dressing the emery wheel, servo motor 21 is in operating condition.

The workpiece headstock with the grinding wheel truing device provided in this embodiment 1 is applied to a double-head grinding machine in actual work, as shown in fig. 4, that is, grinding wheels are respectively disposed on two sides of the workpiece headstock, and both ends of a workpiece can be respectively processed, and the grinding wheels on both ends need to be trued, for this reason, the workpiece headstock with the grinding wheel truing device provided in this embodiment 1 is, as shown in fig. 4, horizontally disposed above the fixing base 1 is a second truing device 6; the second trimming device 6 is parallel to the headstock shell 3; the second dressing device 6 is rotatably provided with a second diamond roller 61; the second diamond roller 61 is disposed in the opposite direction to the first diamond roller 4. In this embodiment 1, when the grinding wheel on the left side needs to be dressed, the grinding wheel is moved to the second diamond roller 61 under the electric control to dress the grinding wheel, and through the arrangement, the grinding wheel can be provided with a corresponding dressing device, so that the dressing work of the grinding wheel is facilitated.

The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, or any other related technical fields, are included in the scope of the present invention.

Claims

1. A workpiece headstock with a grinding wheel dressing device is characterized by comprising a fixed seat, a driving assembly, a headstock shell, a first diamond roller and a clamp for clamping a workpiece;

the fixed seat is horizontally arranged; the headstock shell is fixedly arranged on the fixed seat; the clamp is of a cylindrical structure; a shaft hole is formed in the clamp; the clamp is axially, rotatably and horizontally arranged in the head frame shell; the first diamond roller is arranged on the clamp; the clamp can drive the first diamond roller to rotate; the driving component can drive the clamp to rotate.

2. The workpiece headstock with the wheel truing apparatus of claim 1, wherein said clamp extends through said headstock housing; the left end and the right end of the clamp respectively extend to the outside of the headstock shell; the first diamond roller is coaxially fixed on the right end face of the clamp.

3. The workpiece headstock with the grinding wheel truing device of claim 2, wherein said first diamond roller is annularly disposed; the fixed end of the first diamond roller is fixedly sleeved in the shaft hole; the trimming end of the first diamond roller is turned outwards and provided with a flanging; the side wall of the edge of the flanging is a finishing surface; the trimming end is arranged outside the clamp.

4. The workpiece head carriage with the grinding wheel truing apparatus of claim 1 wherein said drive assembly comprises a servo motor, a drive gear and a drive belt;

the outer wall of the left end of the clamp is provided with an engaging surface; the meshing surfaces are distributed along the outer wall of the clamp in a surrounding mode; the servo motor is arranged below the fixed seat; the driving gear is in transmission connection with a driving shaft of the servo motor; one end of the transmission belt is sleeved on the driving gear; the other end of the transmission belt is sleeved on the meshing surface; the servo motor can drive the clamp to rotate through the transmission belt.

5. The workpiece headstock with the grinding wheel truing device as set forth in claim 1, wherein a second truing device is horizontally disposed above the holder; the second trimming device is parallel to the headstock shell; the second diamond roller is rotatably arranged on the second finishing device; the second diamond roller and the first diamond roller are arranged in the opposite direction.