CN224074108U - Grinding machine with grinding wheel dressing mechanism - Google Patents

Abstract

A grinding machine with a grinding wheel dressing mechanism comprises a grinding machine, a grinding wheel mechanism, a working clamping mechanism and a dressing device. The grinding wheel mechanism comprises a longitudinal sliding rail base, a polishing sliding seat, a polishing motor, a transmission device and a polishing grinding wheel. The work fixture comprises a transverse slide rail base, a processing rack, a processing motor and a claw. The dressing device comprises a dressing seat, a dressing motor and a dressing wheel. By providing the finishing device on the side end face of the processing frame, it is not required to be separately installed at the time of use. One end part of the trimming seat, which is close to the grinding wheel mechanism, is obliquely arranged towards the outer side, so that an included angle is formed between the grinding wheel and the working end surface of the trimming wheel, the trimming wheel is abutted against and polished only through the outer side edge of trimming when abutted against the working end surface of the grinding wheel, the polishing precision is increased, teeth can be formed on the working surface of the grinding wheel during trimming, and the grinding performance is increased.

Description

Grinding machine with grinding wheel dressing mechanism

Technical Field

The utility model relates to the technical field of mechanical equipment, in particular to a grinding machine with a grinding wheel dressing mechanism.

Background

With the development of society, the requirements of people on the precision and the appearance of products are higher, and the requirements on the surfaces of some metal parts such as shaft end surfaces are higher. The object edging machine can grind the surface of the object to be flat, and the outer peripheral surface of the grinding wheel is generally provided with grinding surfaces with different angles. When the grinding wheel grinds the edge of the object, the tiny particles on the grinding surface are used for cutting the edge of the object, the tiny particles on the grinding wheel can fall off in the grinding process of the edge of the object, and the grinding surface on the grinding wheel does not have an accurate surface, so that the grinding wheel needs to be dressed. The existing dressing method is that the grinding wheel is firstly dismounted after the machine is stopped, then the grinding wheel is dressed by a grinding wheel dressing device, and the grinding wheel is mounted after finishing the dressing. The method needs to move the grinding wheel up and down, wastes manpower, influences the working efficiency and is not beneficial to automatic operation.

The patent CN204308761U discloses a grinding wheel dresser which comprises an L-shaped fixing plate arranged on a supporting column, wherein an air cylinder and a guide rail are arranged on the front surface of the fixing plate, a base plate is connected onto the guide rail in a sliding manner, a main shaft support is fixed onto the base plate through screws, a main shaft is arranged on the main shaft support, a dressing grinding wheel is arranged on the main shaft, and a push rod on the air cylinder is fixedly connected with the base plate. The grinding wheel trimmer for trimming the grinding wheel is simple in structure and reasonable in design, the grinding wheel trimmer for trimming the grinding wheel is arranged on the inner side surface of the supporting column, when the grinding wheel is required to be trimmed, the grinding wheel can be trimmed by only sliding the working machine head to the grinding wheel trimmer, the grinding wheel is not required to be dismounted and mounted by stopping, labor is saved, working efficiency is improved, and automatic operation is facilitated.

The scheme is used for dressing the grinding wheel face to face during grinding, so that a grinding structure is not formed on the surface of the grinding wheel.

Disclosure of utility model

In view of the above, the present utility model provides a grinding machine with a grinding wheel dressing mechanism to solve the above technical problems.

A grinding machine with a grinding wheel dressing mechanism comprises a grinding machine, a grinding wheel mechanism arranged on the grinding machine, a working clamping mechanism arranged on one side of the grinding wheel mechanism on the grinding machine, and a dressing mechanism arranged on the end face of the working clamping mechanism facing the grinding wheel mechanism. The grinding machine comprises a T-shaped bearing base, a machining installation part arranged on the bearing base and a grinding wheel installation part arranged on one side of the machining installation part. The grinding wheel mechanism comprises a longitudinal sliding rail base arranged on the grinding wheel mounting part, a grinding sliding seat arranged on the longitudinal sliding rail base, a grinding motor arranged on the grinding sliding seat, a transmission device connected with the output end of the grinding motor, and a grinding wheel arranged on the other end of the transmission device. The work clamping mechanism comprises a transverse sliding rail base arranged on the machining installation part, a machining rack arranged on the transverse sliding rail base in a sliding mode, a machining motor fixedly arranged on the end face of the machining rack, which faces away from the grinding wheel mechanism, and a claw arranged on the end face of the machining motor, which faces away from the machining rack. The dressing device comprises a dressing seat fixedly arranged on the processing machine frame and facing to one side of the grinding wheel mechanism, a dressing motor arranged in the dressing seat, and a dressing wheel arranged at the output end of the dressing motor. The dressing device and the grinding wheel mechanism slide along the transverse sliding rail base and the longitudinal sliding rail base respectively, the outer edge of the dressing wheel is abutted against the working face of the grinding wheel, an included angle is formed between the grinding wheel and the working end face of the dressing wheel, and when the dressing wheel is abutted against the working end face of the grinding wheel, the dressing wheel is abutted against and ground only through the outer side edge of the dressing wheel.

Further, the transverse sliding rail base is arranged along the length direction of the machining installation part, and two side edges are parallel to each other.

Further, the transverse sliding rail base and the longitudinal sliding rail base are mutually perpendicular.

Further, at least one propping block is arranged at the joint of the processing rack and the transverse sliding rail base.

Further, one end part of the dressing seat, which is close to the grinding wheel mechanism, is obliquely arranged outwards, and an included angle is formed between the dressing seat and the end surface of the processing rack.

Further, the trimming seat is fixedly connected with the processing rack in a threaded manner.

Further, the working surface of the grinding wheel is disposed toward the dressing wheel.

Compared with the prior art, the grinding machine with the grinding wheel dressing mechanism provided by the utility model has the advantages that the dressing device is arranged on the side end surface of the processing machine frame, so that the grinding machine does not need to be independently installed in use, and additional equipment is not required. The trimming seat is arranged in an inclined way towards the outer side near one end of the grinding wheel mechanism, an included angle is formed between the trimming seat and the end face of the processing rack, so that an included angle is formed between the grinding wheel and the working end face of the trimming wheel, the trimming wheel is only in contact with the outer side edge of trimming when in contact with the working end face of the grinding wheel, namely line-to-line grinding is performed, grinding precision is improved, teeth can be formed on the working face of the grinding wheel during trimming, and grinding performance is improved.

Drawings

Fig. 1 is a schematic structural view of a grinding machine with a grinding wheel dressing mechanism according to the present utility model.

Fig. 2 is a schematic view of a grinding machine with a grinding wheel dressing mechanism from another perspective of fig. 1.

Fig. 3 is a schematic top view of the grinding machine with the grinding wheel dressing mechanism of fig. 1.

Detailed Description

Specific embodiments of the present utility model are described in further detail below. It should be understood that the description herein of the embodiments of the utility model is not intended to limit the scope of the utility model.

Fig. 1 to 3 are schematic structural views of a grinding machine with a grinding wheel dressing mechanism according to the present utility model. The grinding machine with the grinding wheel dressing mechanism comprises a grinding machine 10, a grinding wheel mechanism 20 arranged on the grinding machine 10, a working clamping mechanism 30 arranged on the grinding machine 10 and located on one side of the grinding wheel mechanism 20, and a dressing mechanism 40 arranged on the working clamping mechanism 30 and facing the grinding wheel mechanism 20. It is contemplated that the grinding machine with the wheel truing mechanism may include other functional structures such as limit stops, drive shafts, etc., which are well known to those skilled in the art and will not be described in detail herein.

The grinding machine 10 includes a T-shaped load-bearing base 11, a machining mounting portion 12 provided on the load-bearing base 11, and a grinding wheel mounting portion 13 provided on one side of the machining mounting portion 12.

The bearing base 11 can be directly placed on the ground to perform a supporting function. The machining mounting portion 12 and the grinding wheel mounting portion 13 are used for mounting the work holding mechanism 30 and the grinding wheel mechanism 20, respectively.

The grinding wheel mechanism 20 includes a longitudinal rail base 21 provided on the grinding wheel mounting portion 13, a grinding slide base 22 provided on the longitudinal rail base 21, a grinding motor 23 provided on the grinding slide base 22, a transmission 24 connected to an output end of the grinding motor 23, and a grinding wheel 25 provided on the other end of the transmission 24.

The polishing sliding seat 22 is slidably disposed on the longitudinal sliding rail base 21, and the polishing sliding seat 22 is driven to slide along the longitudinal sliding rail base 21 by means of a screw rod, a driving motor (not shown), and the like.

The polishing motor 23 drives the polishing grinding wheel 25 connected with the transmission device 24 to rotate. The transmission device 24 is a common device in the market, such as a combination of a transmission belt and a transmission wheel, and will not be described herein. The working surface of the grinding wheel 25 is disposed toward the dressing mechanism 40 and the work holding mechanism 30, so as to facilitate grinding of the work held by the work holding mechanism 30, and dressing of the grinding wheel 25 by the dressing mechanism 40, which will be described below in conjunction with the dressing mechanism 40.

The work holding mechanism 30 includes a lateral slide rail base 31 provided on the work mounting portion 12, a work frame 32 slidably provided on the lateral slide rail base 31, a work motor 33 fixedly provided on an end surface of the work frame 32 facing away from the grinding wheel mechanism 20, and a claw 34 provided on an end surface of the work frame 32 facing away from the work motor 33. The processing frame 32 may be driven by an external driving device to slide along the transverse slide rail base 31. The driving device is a prior art, and therefore, will not be described in detail herein.

The lateral slide rail base 31 is disposed along the length direction of the processing installation portion 12, and two side edges are parallel to each other. The central axes of the transverse slide rail base 31 and the longitudinal slide rail base 21 are mutually perpendicular. The processing frame 32 is slidably disposed on the lateral sliding rail base 31 and slides along the lateral sliding rail base 31, and the sliding manner thereof can be driven by an external motor and a transmission device, and the transmission device is engaged with the gear by a screw. At least one propping block 35 is arranged at the joint of the processing frame 32 and the transverse slide rail base 31, and the processing frame 32 can be fixed by propping the propping block 35 against the transverse slide rail base 31. The output end of the processing motor 33 is arranged towards the grinding wheel mechanism 20, and the claw 34 is fixedly arranged on the output end of the processing motor 33 and rotates along with the processing motor 33. The jaws 34 are used for clamping a workpiece to be machined. The jaws 34 are conventional devices and are commonly used in lathe machining and will not be described in detail herein.

The dressing device 40 includes a dressing seat 41 fixedly provided on the processing frame 32 and facing the grinding wheel mechanism 20 side, a dressing motor 42 provided in the dressing seat 41, and a dressing wheel 43 provided at an output end of the dressing motor 42.

Referring to fig. 3, the output end of the dressing motor 42 is disposed toward the grinding wheel mechanism 20. The end surface of the dressing seat 41, on which the dressing motor 42 is disposed, is an inclined surface, which gradually inclines along an end portion away from the dressing wheel 43 toward an end surface away from the processing frame 32, that is, an included angle is formed between the end surface of the dressing seat 41, on which the dressing motor 42 is disposed, and the end surface of the processing frame 32 toward the dressing seat 41, and the included angle is an acute angle. The dressing seat 41 is screwed to the processing frame 32, so that the angle between the dressing seat 41 and the processing frame 32 can be adjusted by changing different specifications of the dressing seat, thereby changing the contact angle between the dressing wheel 43 and the grinding wheel mechanism 20. The dressing motor 42 drives the dressing wheel 43 to rotate, thereby being matched with the grinding wheel mechanism 20. And the included angle is formed between the polishing grinding wheel 25 and the working end surface of the dressing wheel 43, so that when the dressing wheel 43 is abutted against the working end surface of the polishing grinding wheel 25, the dressing wheel 43 is abutted against and polished only through the outer side edge of the dressing wheel 43, namely, line-to-line polishing is performed, and the polishing precision is improved.

When the grinding wheel shape is not in line with the requirement and needs to be dressed, the operator adjusts the processing rack 32 to slide along the direction of the transverse slide rail base 31 towards the grinding wheel mechanism 20, and adjusts the grinding slide seat 22 to slide along the direction of the longitudinal slide rail base 21 towards the working clamping mechanism 20, so that the outer edge of the dressing wheel 43 is abutted with one side edge of the working end surface of the grinding wheel 25. And then, respectively starting the trimming motor 42 and the polishing motor 23 to rotate the trimming wheel 43 and the polishing grinding wheel 25, and controlling an external driving device by an operator to drive the processing rack 32 to slide along the slide rail base 31, so that the trimming wheel 43 is abutted against the polishing grinding wheel 25 to polish the working surface of the polishing grinding wheel 25. And because the dressing wheel 43 and the polishing grinding wheel 25 are in a side-to-side contact manner, teeth can be generated on the working surface of the polishing grinding wheel 25, and the grinding performance during polishing is improved.

Compared with the prior art, the grinding machine with the grinding wheel dressing mechanism provided by the utility model has the advantages that the dressing device 40 is arranged on the side end surface of the processing frame 32, so that the grinding machine does not need to be independently installed in use, and additional equipment is not required. The dressing seat 41 is disposed near an end of the grinding wheel mechanism 20 and is inclined outwards, an included angle is formed between the dressing seat and the end face of the processing frame 32, so that an included angle is formed between the grinding wheel 25 and the working end face of the dressing wheel 43, when the dressing wheel 43 is in contact with the working end face of the grinding wheel 25, only the outer side edge of the dressing wheel 43 is used for carrying out contact grinding, namely line-to-line grinding, so that grinding precision is improved, teeth can be formed on the working face of the grinding wheel 25 during dressing, and grinding performance is improved.

The above is only a preferred embodiment of the present utility model and is not intended to limit the scope of the present utility model, and any modifications, equivalent substitutions or improvements within the spirit of the present utility model are intended to be covered by the claims of the present utility model.

Claims (7)

1. A grinding machine with a grinding wheel dressing mechanism is characterized in that the grinding machine with the grinding wheel dressing mechanism comprises a grinding machine, a grinding wheel mechanism arranged on the grinding machine, a work clamping mechanism arranged on one side of the grinding wheel mechanism on the grinding machine, and a dressing mechanism arranged on the other end of the transmission, wherein the grinding machine comprises a T-shaped bearing base, a processing mounting part arranged on the bearing base, and a grinding wheel mounting part arranged on one side of the processing mounting part, the grinding wheel mechanism comprises a longitudinal slide base arranged on the grinding wheel mounting part, a grinding slide seat arranged on the longitudinal slide base, a grinding motor arranged on the grinding slide seat, a transmission device connected with the output end of the grinding motor, and a grinding wheel arranged on the other end of the transmission, the work clamping mechanism comprises a transverse slide base arranged on the processing mounting part, a machine frame arranged on the transverse slide base, a machine frame arranged on the machine frame in a sliding manner, a motor arranged on the machine frame back of the transverse slide base, a grinding wheel is arranged on the machine frame and the dressing motor arranged on the other end face of the machine, and the dressing motor is arranged on the machine frame and the dressing seat along the end face of the machine, and the dressing device is arranged on the machine frame and the dressing seat respectively, and the dressing mechanism is arranged on one side of the machine frame and the dressing seat is arranged along the machine frame, the outer edge of the finishing wheel is abutted against the working face of the polishing wheel, an included angle is formed between the polishing grinding wheel and the working end face of the finishing wheel, and when the finishing wheel is abutted against the working end face of the polishing grinding wheel, the finishing wheel is abutted against and polished only through the outer side edge of the finishing wheel.

2. The grinding machine with a grinding wheel truing mechanism of claim 1 wherein said transverse slide mount is disposed along a length of said machine mount with two side edges parallel to each other.

3. The grinding machine with a grinding wheel truing mechanism of claim 1 wherein said transverse slide mount and said longitudinal slide mount are disposed perpendicular to each other.

4. The grinding machine with a grinding wheel dressing mechanism of claim 1, wherein at least one abutment is provided at the connection of the processing frame and the transverse slide base.

5. A grinding machine having a grinding wheel dressing mechanism as set forth in claim 1, wherein said dressing seat is disposed obliquely outward of an end portion adjacent said grinding wheel mechanism and forms an angle with an end surface of said processing frame.

6. The grinding machine with a grinding wheel dressing mechanism of claim 1, wherein said dressing table is threadably secured to said machine frame.

7. A grinding machine having a grinding wheel dressing mechanism as set forth in claim 1 wherein said grinding wheel face is disposed toward said dressing wheel.