阅读说明：本技术 一种精密螺纹磨床的位移控制装置 (Displacement control device of precise thread grinding machine ) 是由 竺秋君 于 2020-04-28 设计创作，主要内容包括：本发明涉及精密机械加工技术领域,具体为一种精密螺纹磨床的位移控制装置,包括与磨床机架通过螺栓固定安装的底座,底座的前端通过螺栓固定安装有第一导轨和第二导轨,且底座的后端通过螺栓固定安装有第三导轨,第一导轨上滑动安装有第一移动座,且第二导轨上滑动安装有第二移动座。有益效果为：本发明设计的螺纹磨床的位移控制装置,能够通过第一丝杆驱动电机和第二丝杆驱动电机来更好的适配不同长度的工件,并且能够通过方向调整电机、倾角调整电机和微调电机来更好的调整磨盘的倾斜位置,从而能够时磨盘针对性的磨削处更多的牙型,同时也能够使加工控制的精度更高,能够有效的提升对螺纹的加工精度。(The invention relates to the technical field of precision machining, in particular to a displacement control device of a precision thread grinding machine, which comprises a base fixedly installed with a grinding machine frame through bolts, wherein a first guide rail and a second guide rail are fixedly installed at the front end of the base through bolts, a third guide rail is fixedly installed at the rear end of the base through bolts, a first moving seat is installed on the first guide rail in a sliding mode, and a second moving seat is installed on the second guide rail in a sliding mode. The beneficial effects are that: the displacement control device of the thread grinding machine, which is designed by the invention, can be better adapted to workpieces with different lengths through the first lead screw driving motor and the second lead screw driving motor, and can be used for better adjusting the inclined position of the grinding disc through the direction adjusting motor, the inclination angle adjusting motor and the fine adjusting motor, so that more tooth shapes at the targeted grinding position of the grinding disc can be obtained, the machining control precision can be higher, and the machining precision of threads can be effectively improved.)

1. The utility model provides a displacement control device of accurate thread grinder, includes and passes through base (1) of bolt fixed mounting with the grinding machine frame, its characterized in that: the front end of the base (1) is fixedly provided with a first guide rail (3) and a second guide rail (7) through bolts, the rear end of the base (1) is fixedly provided with a third guide rail (17) through bolts, the first guide rail (3) is provided with a first movable seat (4) in a sliding mode, the second guide rail (7) is provided with a second movable seat (8) in a sliding mode, the first guide rail (3) is provided with a first lead screw driving motor (33) through bolts, the output end of the first lead screw driving motor (33) drives the first movable seat (4) through a lead screw, the second guide rail (7) is provided with a second lead screw driving motor (34) through bolts, and the output end of the second lead screw driving motor (34) is driven by the lead screw to form the second movable seat (8);

a first lifting push rod (5) is fixedly mounted on the first moving seat (4) through a bolt, a first mounting seat (15) is driven by the output end of the first lifting push rod (5), a chuck (16) used for clamping a workpiece (6) is mounted on the first mounting seat (15) through a bearing, a second lifting adjusting push rod (9) is fixedly mounted on the second moving seat (8) through a bolt, a second mounting seat (10) is driven by the output end of the second lifting adjusting push rod (9), and a rotating motor (27) used for driving the workpiece (6) to rotate is mounted on the second mounting seat (10);

the device is characterized in that a third movable seat (25) is slidably mounted on a third guide rail (17), a direction adjusting motor (26) is fixedly mounted on the third movable seat (25) through a bolt, a third screw rod driving motor (18) is fixedly mounted on the third guide rail (17) through a bolt, the output end of the third screw rod driving motor (18) drives the third movable seat (25) through a screw rod, a guide frame (11) is fixedly mounted at the output end of the direction adjusting motor (26) through a bolt, a fourth movable seat (13) is slidably mounted on the guide frame (11), an inclination angle adjusting motor (23) is fixedly mounted on the fourth movable seat (13) through a bolt, a main driving wheel (22) is driven at the output end of the inclination angle adjusting motor (23), and a gear ring (12) meshed with the main driving wheel (22) is integrally formed on the guide frame (11);

fourth removes and goes up on seat (13) and has main adjustment push rod (14) through bolt fixed mounting, and the output drive of main adjustment push rod (14) has adjustable shelf (21), there is trimmer motor (29) through bolt fixed mounting on adjustable shelf (21), and the output drive of trimmer motor (29) has fine setting action wheel (31), install rotor arm (30) through the bearing on adjustable shelf (21), and on rotor arm (30) welding install with fine setting action wheel (31) meshing installation fine setting cooperation wheel (32), the end of installation arm (30) has main motor (19) through bolt fixed mounting, and the output drive of main motor (19) has mill (20) that are used for carrying out the grinding to work piece (6), there is controller (2) through bolt fixed mounting on base (1), and controller (2) through the cable respectively with first lift adjustment push rod (5), The second lifting adjusting push rod (9), the main adjusting push rod (14), the third screw rod driving motor (18), the main motor (19), the main driving wheel (22), the inclination angle adjusting motor (23), the direction adjusting motor (26), the rotating motor (27), the fine adjusting motor (29), the first screw rod driving motor (33) and the second screw rod driving motor (34) are electrically connected.

2. The displacement control device of a precision thread grinding machine according to claim 1, characterized in that: a guide groove (24) is formed in the guide frame (11), and a sliding block (28) which is matched with the guide groove (24) and is installed in a sliding mode is fixedly installed on the fourth movable seat (13) through bolts.

3. The displacement control device of a precision thread grinding machine according to claim 1, characterized in that: the controller (2) is an S7-200 type PLC device, and the first lifting adjusting push rod (5), the second lifting adjusting push rod (9) and the main adjusting push rod (14) are single-rod double-acting electric push rods.

4. The displacement control device of a precision thread grinding machine according to claim 1, characterized in that: the direction adjusting motor (26), the main motor (19), the rotating motor (27), the inclination angle adjusting motor (23) and the fine adjusting motor (29) are three-phase alternating current type stepping motors, and the chuck (16) is a mechanical chuck or a hydraulic chuck electrically connected with the controller (2).

Technical Field

The invention relates to the technical field of precision machining, in particular to a displacement control device of a precision thread grinding machine.

Background

The thread is a spiral line-shaped structure manufactured on the surface of a cylinder or a cone, the thread can be generally used for transmission and fixation, the thread grinder is machine tool equipment for processing thread grooves of a workpiece through grinding processing and is mainly used for processing external threads, and the existing thread grinder has a small control range of the inclination angle of a grinding disc, so that the types of the thread grooves which can be processed are few, and the control precision which can be achieved is low.

The novel displacement control device capable of better controlling the inclination angle of the grinding disc of the thread grinding machine can effectively solve the problems, and the displacement control device of the precise thread grinding machine is provided.

Disclosure of Invention

The present invention is directed to a displacement control device for a precision thread grinding machine, so as to solve the problems of the background art mentioned above.

In order to achieve the purpose, the invention provides the following technical scheme: a displacement control device of a precise thread grinding machine comprises a base fixedly installed with a grinding machine frame through a bolt, wherein a first guide rail and a second guide rail are fixedly installed at the front end of the base through the bolt, a third guide rail is fixedly installed at the rear end of the base through the bolt, a first moving seat is slidably installed on the first guide rail, a second moving seat is slidably installed on the second guide rail, a first lead screw driving motor is fixedly installed on the first guide rail through the bolt, the output end of the first lead screw driving motor drives the first moving seat through a lead screw, a second lead screw driving motor is fixedly installed on the second guide rail through the bolt, and the output end of the second lead screw driving motor drives the second moving seat through the lead screw;

a first lifting push rod is fixedly mounted on the first moving seat through a bolt, a first mounting seat is driven by the output end of the first lifting push rod, a chuck for clamping a workpiece is mounted on the first mounting seat through a bearing, a second lifting adjusting push rod is fixedly mounted on the second moving seat through a bolt, a second mounting seat is driven by the output end of the second lifting adjusting push rod, and a rotating motor for driving the workpiece to rotate is mounted on the second mounting seat;

a third moving seat is slidably mounted on the third guide rail, a direction adjusting motor is fixedly mounted on the third moving seat through a bolt, a third lead screw driving motor is fixedly mounted on the third guide rail through a bolt, the output end of the third lead screw driving motor drives the third moving seat through a lead screw, a guide frame is fixedly mounted at the output end of the direction adjusting motor through a bolt, a fourth moving seat is slidably mounted on the guide frame, an inclination angle adjusting motor is fixedly mounted on the fourth moving seat through a bolt, a main driving wheel is driven at the output end of the inclination angle adjusting motor, and a gear ring meshed with the main driving force is integrally formed on the guide frame;

there is main adjustment push rod on the fourth removes seat through bolt fixed mounting, and the output drive of main adjustment push rod has the adjustable shelf, there is trimmer motor through bolt fixed mounting on the adjustable shelf, and trimmer motor's output drive has the fine setting action wheel, install the rotor arm through the bearing on the adjustable shelf, and welded mounting has the fine setting cooperation wheel of meshing installation with the fine setting action wheel on the rotor arm, the end of installation arm has main motor through bolt fixed mounting, and the output drive of main motor has the mill that is used for grinding the work piece, there is the controller through bolt fixed mounting on the base, and the controller passes through the cable respectively with first lift adjustment push rod, second lift adjustment push rod, main adjustment push rod, third lead screw driving motor, main drive wheel, inclination adjustment motor, direction adjustment motor, rotating electrical machines, The fine adjustment motor, the first screw rod driving motor and the second screw rod driving motor are electrically connected.

Preferably, a guide groove is formed in the guide frame, and a sliding block which is matched with the guide groove in a sliding mode is fixedly installed on the fourth movable seat through a bolt.

Preferably, the controller is an S7-200 PLC device, and the first lifting adjusting push rod, the second lifting adjusting push rod and the main adjusting push rod are single-rod double-acting electric push rods.

Preferably, the direction adjustment motor, the main motor, the rotating motor, the inclination angle adjustment motor and the fine adjustment motor are three-phase alternating current type stepping motors, and the chuck is a mechanical chuck or a hydraulic chuck electrically connected with the controller.

Compared with the prior art, the invention has the beneficial effects that: the displacement control device of the thread grinding machine, which is designed by the invention, can be better adapted to workpieces with different lengths through the first lead screw driving motor and the second lead screw driving motor, and can be used for better adjusting the inclined position of the grinding disc through the direction adjusting motor, the inclination angle adjusting motor and the fine adjusting motor, so that more tooth shapes at the grinding position of the grinding disc can be pertinently ground, the machining control precision can be higher, the machining precision of threads can be effectively improved, and the displacement control device has high practical value.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a side view of the structure of the present invention;

FIG. 3 is a schematic view of the assembly of the guide frame and the third guide rail of the present invention;

fig. 4 is a schematic view of the assembly of the main motor and the fourth movable base of the present invention.

In the figure: 1. a base; 2. a controller; 3. a first guide rail; 4. a first movable base; 5. a first lifting adjusting push rod; 6. a workpiece; 7. a second guide rail; 8. a second movable base; 9. a second lifting adjusting push rod; 10. a second mounting seat; 11. a guide frame; 12. a ring gear; 13. a fourth movable base; 14. a main adjustment push rod; 15. a first mounting seat; 16. a chuck; 17. a third guide rail; 18. a third screw rod driving motor; 19. a main motor; 20. a grinding disc; 21. a movable frame; 22. a main drive wheel; 23. a tilt angle adjusting motor; 24. a guide groove; 25. a third movable seat; 26. a direction adjustment motor; 27. a rotating electric machine; 28. a slider; 29. fine tuning a motor; 30. mounting an arm; 31. finely adjusting the driving wheel; 32. finely adjusting the matching wheel; 33. a first lead screw driving motor; 34. the second lead screw drives the motor.

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 obtained by those skilled in the art without creative efforts based on the technical solutions of the present invention belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a displacement control device of a precision thread grinding machine comprises a base 1 fixedly installed with a grinding machine frame through bolts, a first guide rail 3 and a second guide rail 7 are fixedly installed at the front end of the base 1 through bolts, a third guide rail 17 is fixedly installed at the rear end of the base 1 through bolts, a first moving seat 4 is slidably installed on the first guide rail 3, a second moving seat 8 is slidably installed on the second guide rail 7, a first lead screw driving motor 33 is fixedly installed on the first guide rail 3 through bolts, the output end of the first lead screw driving motor 33 drives the first moving seat 4 through a lead screw, a second lead screw driving motor 34 is fixedly installed on the second guide rail 7 through bolts, and the output end of the second lead screw driving motor 34 drives the second moving seat 8 through a lead screw;

a first lifting push rod 5 is fixedly arranged on the first moving seat 4 through a bolt, a first mounting seat 15 is driven by the output end of the first lifting push rod 5, a chuck 16 used for clamping the workpiece 6 is arranged on the first mounting seat 15 through a bearing, a second lifting adjusting push rod 9 is fixedly arranged on the second moving seat 8 through a bolt, a second mounting seat 10 is driven by the output end of the second lifting adjusting push rod 9, and a rotating motor 27 used for driving the workpiece 6 to rotate is arranged on the second mounting seat 10;

a third moving seat 25 is slidably mounted on a third guide rail 17, a direction adjusting motor 26 is fixedly mounted on the third moving seat 25 through a bolt, a third lead screw driving motor 18 is fixedly mounted on the third guide rail 17 through a bolt, the output end of the third lead screw driving motor 18 drives the third moving seat 25 through a lead screw, a guide frame 11 is fixedly mounted at the output end of the direction adjusting motor 26 through a bolt, a fourth moving seat 13 is slidably mounted on the guide frame 11, an inclination angle adjusting motor 23 is fixedly mounted on the fourth moving seat 13 through a bolt, a main driving wheel 22 is driven at the output end of the inclination angle adjusting motor 23, and a gear ring 12 meshed with the main driving wheel 22 is integrally formed on the guide frame 11;

a main adjusting push rod 14 is fixedly arranged on the fourth moving seat 13 through a bolt, an output end of the main adjusting push rod 14 drives a movable frame 21, a fine adjusting motor 29 is fixedly arranged on the movable frame 21 through a bolt, an output end of the fine adjusting motor 29 drives a fine adjusting driving wheel 31, a rotating arm 30 is arranged on the movable frame 21 through a bearing, a fine adjusting matching wheel 32 meshed with the fine adjusting driving wheel 31 is welded on the rotating arm 30, a main motor 19 is fixedly arranged at the tail end of the mounting arm 30 through a bolt, a grinding disc 20 used for grinding a workpiece 6 is driven by an output end of the main motor 19, a controller 2 is fixedly arranged on the base 1 through a bolt, and the controller 2 is respectively connected with the first lifting adjusting push rod 5, the second lifting adjusting push rod 9, the main adjusting push rod 14, the third screw rod driving motor 18, the main motor 19, the main driving wheel 22, an inclination angle adjusting motor 23 through, The direction adjusting motor 26, the rotating motor 27, the fine adjusting motor 29, the first screw rod driving motor 33 and the second screw rod driving motor 34 are electrically connected;

the guide frame 11 is provided with a guide groove 24, the fourth movable base 13 is fixedly provided with a slide block 28 which is matched with the guide groove 24 and is slidably mounted through a bolt, the controller 2 is an S7-200 type PLC device, the first lifting adjusting push rod 5, the second lifting adjusting push rod 9 and the main adjusting push rod 14 are single-rod double-acting electric push rods, the direction adjusting motor 26, the main motor 19, the rotating motor 27, the inclination angle adjusting motor 23 and the fine adjusting motor 29 are three-phase alternating-current stepping motors, and the chuck 16 is a mechanical chuck or a hydraulic chuck electrically connected with the controller 2.

The working principle is as follows: when the device works, a workpiece 6 to be processed can be clamped through a chuck 16, then the workpiece 6 is driven to rotate through a rotating motor 27, during processing, firstly, an inclination angle adjusting motor 23 is used for driving a fourth moving seat 13 to move to a position which is convenient to observe along a guide frame 11, then a fine adjusting motor 29 is used for driving a mounting arm 30 to rotate, the mounting arm 30 drives a grinding disc 20 to deflect so as to form an included angle which is convenient for cutting threads, then a main motor 19 rotates and drives the grinding disc 20 to rotate, at the moment, a main adjusting push rod 14 drives the grinding disc 20 to approach the workpiece 6, feeding motion during processing of the grinding disc 20 is provided, a third screw rod driving motor 18 drives the grinding disc 20 to move back and forth along a third guide rail 17 during processing, and the speed of back and forth motion of the grinding disc 20 provided by the third screw rod driving motor 18 is matched with the rotating speed provided by the rotating motor 27 for the, thereby enabling the grinding disc 20 to machine exactly the desired thread groove. In the device, the first screw rod driving motor 33 can adjust the position of the first moving seat 4, and the second screw rod driving motor 34 can drive the position of the second mounting seat 10, so that the chuck 20 and the rotating motor 27 can be better matched with workpieces 6 with different sizes, the fourth moving seat 13 of the device not only can be used for adjusting the position of the main motor 19, but also can be matched with the direction adjusting motor 26 to adjust the inclination angle of the grinding disc 20, so that more inclination angle control of the grinding disc is provided in cooperation with the fine adjusting motor 29, and more accurate control of the surface machining of the thread groove is facilitated. Because the device can correspondingly adjust the heights of the first mounting seat 15 and the second mounting seat 10 through the first lifting adjusting push rod 5 and the second lifting adjusting push rod 9, the device can be used for controlling the position of the workpiece 6, so that the workpiece 6 can jump over the area which does not need to be threaded under the control of the first lifting adjusting push rod 5 and the second lifting adjusting push rod 9, the device can effectively enhance the control precision of the precise machining of the threads, and has high practical value.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.