CN114378679A

CN114378679A - High-precision cam grinding machine

Info

Publication number: CN114378679A
Application number: CN202210036388.5A
Authority: CN
Inventors: 江红旭
Original assignee: Binhai Guangyuan Textile Machinery Co ltd
Current assignee: Binhai Guangyuan Textile Machinery Co ltd
Priority date: 2022-01-11
Filing date: 2022-01-11
Publication date: 2022-04-22

Abstract

The invention discloses a high-precision cam grinding machine which comprises a base, wherein a groove is formed in the left side of the base, a driving motor is arranged in the groove, a driving wheel is arranged at the output end of the driving motor, a connecting shaft is arranged above the left side of the base, a transmission bin is arranged above the connecting shaft, a rotating shaft is arranged in the transmission bin, a driven wheel is arranged on the left side of the rotating shaft, the driven wheel is sleeved on the rotating shaft, a hand wheel is arranged below a grinding disc, a servo feeding mechanism is arranged below the hand wheel, and the servo feeding mechanism is fixedly arranged above the base. The grinding wheel has the advantages that the driving motor and the driving wheel are adopted to drive the driven wheel to rotate, the rotation of the internal mounting frame is driven through the rotation of the driven wheel, the rotation requirement of the workpiece is met, the workpiece can be ground at a full angle, the grinding requirement of the cam is met, the servo feeding mechanism is adopted, the moving requirement of the grinding disc is met through the servo feeding mechanism, the moving seat is adjusted through the matching hand wheel, fine adjustment operation is carried out, the grinding disc can be accurately positioned, and the grinding quality is higher.

Description

High-precision cam grinding machine

Technical Field

The invention relates to the technical field of grinding machines, in particular to a high-precision cam grinding machine.

Background

For a long time, the profile of the cam is machined by a profiling milling machine or a numerical control milling machine. Although the milling forming efficiency is higher compared with the traditional grinding machining, the machining precision is low, and the machining requirement of the high-precision cam is difficult to meet.

With the gradual maturity of ultra-high speed grinding technology, the linear speed of the grinding wheel for grinding can be more than or equal to 150M/s, the machining precision is high, the efficiency is obviously improved, and therefore the grinding wheel becomes a cutting means which is rival with other cutting machining methods, particularly when hard metal and difficult-to-machine materials are machined, the high-speed and ultra-high speed grinding has successfully replaced turning and milling, the efficiency is not lower than those of the machining methods, and meanwhile, higher precision and surface quality are achieved.

The existing cam grinder is simple in structure, inconvenient in feeding, insufficient in precision and more in manual participation. Therefore, a high precision cam grinder is required.

Disclosure of Invention

The invention aims to provide a high-precision cam grinder, which aims to solve the problems that the existing cam grinder in the background technology is simple in structure, inconvenient in feeding, insufficient in precision and high in manual participation. To a problem of (a).

In order to achieve the purpose, the invention provides the following technical scheme: a high-precision cam grinder comprises a base, wherein a groove is arranged inside the left side of the base, a driving motor is arranged in the groove, the output end of the driving motor is provided with a driving wheel, a connecting shaft is arranged above the left side of the base, a transmission bin is arranged above the connecting shaft, a rotating shaft is arranged in the transmission bin, a driven wheel is arranged on the left side of the rotating shaft and is sleeved on the rotating shaft, the rotating shaft penetrates through the left transmission bin, a mounting frame is arranged on the right side of the rotating shaft, the right side of the mounting frame is provided with a connecting shaft, the right side of the connecting shaft is provided with a grinding disc, the right side of the grinding disc is provided with a first motor, the grinding disc is characterized in that a hand wheel is arranged below the grinding disc, a servo feeding mechanism is arranged below the hand wheel, and the servo feeding mechanism is fixedly arranged above the base.

Preferably, the driving wheel and the driven wheel are connected through a belt, and the driving wheel and the driven wheel are in transmission through the belt.

Preferably, a speed reducer is arranged between the grinding disc and the first motor, and the speed reducer is installed at the output end of the first motor.

Preferably, the servo feeding mechanism comprises a servo motor, an output end of the servo motor is connected with a push rod, the push rod is connected with the push seat, and the push seat is positioned above the base.

Preferably, the installation shell is installed above the base, and the installation shell is of an inclined structure.

Preferably, a plurality of groups of grooves are formed in the mounting frame, and the mounting frame is rotatably and movably connected with the rotating shaft.

Preferably, the hand wheel is installed on the movable base, and the hand wheel is rotatably and movably connected on the movable base.

Compared with the prior art, the invention has the beneficial effects that: this high accuracy cam grinder has adopted driving motor and drive wheel to drive the follower rotatory, and the rotation through the rotation of follower drives the rotation of inside mounting bracket, satisfies the rotatory demand of work piece for the work piece can be polished by the full angle, satisfies the demand of polishing of cam, has adopted servo feed mechanism, has satisfied the removal demand of mill through servo feed mechanism, cooperates the hand wheel to adjust simultaneously and removes the seat, finely tunes the operation, makes the mill can the accurate positioning, and the quality of polishing is higher.

Drawings

FIG. 1 is a schematic front cross-sectional view of the present invention;

FIG. 2 is a side cross-sectional structural schematic view of the present invention.

In the figure: 1. a base; 2. a drive motor; 3. a drive wheel; 4. a driven wheel; 5. a transmission bin; 6. a rotating shaft; 7. a mounting frame; 8. a first motor; 9. a connecting shaft; 10. a grinding disc; 11. a servo motor; 12. installing a shell; 13. a hand wheel; 14. a push rod; 15. a pushing seat; 16. a servo feed mechanism; 17. and a movable seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely 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 of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, an embodiment of the present invention is shown: a high-precision cam grinder comprises a base 1, a groove is formed in the left side of the base 1, a driving motor 2 is convenient to install in the groove, the driving motor 2 is arranged in the groove, a driving wheel 3 is arranged at the output end of the driving motor 2, the driving wheel 3 drives a driven wheel 4 to rotate, a connecting shaft 9 is arranged above the left side of the base 1, a transmission bin 5 is arranged above the connecting shaft 9, the transmission bin 5 drives a mounting frame 7 to rotate, a rotating shaft 6 is arranged in the transmission bin 5, a driven wheel 4 is arranged on the left side of the rotating shaft 6, the rotating shaft 6 penetrates through the transmission bin 5 on the left side, a mounting frame 7 is arranged on the right side of the rotating shaft 6, a connecting shaft 9 is arranged on the right side of the mounting frame 7, a grinding disc 10 is arranged on the right side of the connecting shaft 9, the grinding disc 10 is used for grinding, a first motor 8 is arranged on the right side of the grinding disc 10, and the first motor 8 is used for driving the grinding disc 10, the hand wheel 13 is arranged below the grinding disc 10, the hand wheel 13 finely adjusts the distance of the grinding disc 10 above, so that the grinding precision is higher, the servo feeding mechanism 16 is arranged below the hand wheel 13, the servo feeding mechanism 16 drives the grinding disc 10 to move in a short distance, and the servo feeding mechanism 16 is fixedly arranged above the base 1.

Further, the driving wheel 3 and the driven wheel 4 are connected through a belt, and the driving wheel 3 and the driven wheel 4 are in transmission through the belt.

Further, a speed reducer is arranged between the grinding disc 10 and the first motor 8, and complete zero-clearance transmission is performed through the speed reducer, so that the rotation precision of the workpiece can be greatly improved, and the speed reducer is arranged at the output end of the first motor 8.

Further, the servo feeding mechanism 16 comprises a servo motor 11, an output end of the servo motor 11 is connected with a push rod 14, the push rod 14 is connected with a push seat 15, and the push seat 15 is located above the base 1.

Further, a mounting shell 12 is mounted above the base 1, and the mounting shell 12 is of an inclined structure.

Furthermore, a plurality of groups of grooves are formed in the mounting frame 7, the grooves are convenient for mounting the cam workpiece, and the mounting frame 7 is rotatably and movably connected with the rotating shaft 6.

Further, the hand wheel 13 is installed on the moving base 17, and the hand wheel 13 is rotatably and movably connected on the moving base 17.

The working principle is as follows: according to fig. 1-2, use this high accuracy cam grinder, place the work piece on mounting bracket 7, start servo motor 11 afterwards, will push seat 15 through servo feed mechanism 16 and move towards the left side, it moves left to push seat 15 and drive the removal seat 17 of top, remove seat 17 and install hand wheel 13, can carry out short distance fine setting to removing seat 17 through hand wheel 13, the rotation of driven wheel 4 drives the rotation of inside mounting bracket 7, satisfy the rotatory demand of work piece, make the work piece can polish by the full angle, satisfy the demand of polishing of work piece, the adjustment of each angle through mounting bracket 7, make the work piece polish more all sides, the quality of polishing is better.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a high accuracy cam grinder, includes base (1), its characterized in that: the grinding wheel driving device is characterized in that a groove is formed in the left side of the base (1), a driving motor (2) is arranged in the groove, a driving wheel (3) is arranged at the output end of the driving motor (2), a connecting shaft (9) is arranged above the left side of the base (1), a transmission bin (5) is arranged above the connecting shaft (9), a rotating shaft (6) is arranged in the transmission bin (5), a driven wheel (4) is arranged on the left side of the rotating shaft (6), the driven wheel (4) is sleeved on the rotating shaft (6), the rotating shaft (6) penetrates through the transmission bin (5) on the left side, an installation frame (7) is arranged on the right side of the rotating shaft (6), the connecting shaft (9) is provided with a grinding disc (10), a first motor (8) is arranged on the right side of the grinding disc (10), a hand wheel (13) is arranged below the grinding disc (10), a servo feeding mechanism (16) is arranged below the hand wheel (13), and the servo feeding mechanism (16) is fixedly arranged above the base (1).

2. A high precision cam grinder as claimed in claim 1, wherein: the driving wheel (3) is connected with the driven wheel (4) through a belt, and the driving wheel (3) and the driven wheel (4) are in transmission through the belt.

3. A high precision cam grinder as claimed in claim 2, wherein: a speed reducer is arranged between the grinding disc (10) and the first motor (8), and is arranged at the output end of the first motor (8).

4. A high precision cam grinder as claimed in claim 3, wherein: the servo feeding mechanism (16) comprises a servo motor (11), the output end of the servo motor (11) is connected with a push rod (14), the push rod (14) is connected with a push seat (15), and the push seat (15) is positioned above the base (1).

5. A high precision cam grinder as claimed in claim 4, wherein: an installation shell (12) is installed above the base (1), and the installation shell (12) is of an inclined structure.

6. A high precision cam grinder as claimed in claim 5, wherein: a plurality of groups of grooves are formed in the mounting rack (7), and the mounting rack (7) is rotatably and movably connected with the rotating shaft (6).

7. A high precision cam grinder as claimed in claim 6, wherein: the hand wheel (13) is arranged on the moving seat (17), and the hand wheel (13) is rotatably and movably connected on the moving seat (17).