CN217832935U

CN217832935U - Intelligent online measurement numerically controlled grinder

Info

Publication number: CN217832935U
Application number: CN202221656782.0U
Authority: CN
Inventors: 陈宇功; 谢杰
Original assignee: Changsha Zhongtuo Innovation Technology Co ltd
Current assignee: Changsha Zhongtuo Innovation Technology Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-11-18
Anticipated expiration: 2032-06-30

Abstract

The utility model discloses an intelligence on-line measuring's numerically control grinder, including swing structure, the main shaft structure, feed the structure, revolution mechanic, measure the structure, cooling structure and control box, including the lathe bed foundry goods among the swing structure, the whole top that sets up at the lathe bed foundry goods of main shaft structure, feed the whole setting of structure on the lathe bed foundry goods, revolution mechanic with feed the structure and link to each other and the part stretches into inside the lathe bed foundry goods, measure the structure and set up on feeding the structure, cooling structure links to each other with the lathe bed foundry goods, control box sets up in the lathe bed foundry goods outside and is connected with the lathe bed foundry goods, control box line connection and control swing structure, the main shaft structure, feed the structure, revolution mechanic, measure structure and cooling structure. The utility model discloses a control box input control command, control swing structure, main shaft structure, feed structure, revolution mechanic and measure the structure and carry out accurate automatic control cutter and polish, degree of automation is high, improves grinding precision.

Description

Intelligent online measurement numerically controlled grinder

Technical Field

The utility model relates to digit control machine tool equipment technical field, in particular to intelligence on-line measuring numerically control grinder.

Background

A numerically controlled grinder for a superhard insert is a machine tool for grinding a workpiece surface with a grinding tool, most grinders perform grinding with a grinding wheel rotating at a high speed, and a few grinders perform grinding with a free abrasive such as oilstone and an abrasive belt, such as a honing machine, a superfinishing machine, a belt grinder, a polisher, and the like. However, the conventional grinding machine cannot realize ultra-precise control, has low automation degree, and cannot accurately control the grinding precision. Therefore, a general numerical control modification of a conventional grinding machine is required to overcome the above problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the technical problem of above-mentioned existence is solved, design one kind can realize super accurate control, degree of automation is high, and can accurate control grinding precision.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides an intelligence on-line measuring's numerically control grinder, including swing structure, the main shaft structure, feed the structure, revolution mechanic, measure the structure, cooling structure and control box, including the lathe bed foundry goods among the swing structure, the whole top that sets up at the lathe bed foundry goods of main shaft structure, feed the whole setting of structure on the lathe bed foundry goods, revolution mechanic links to each other with feed the structure and partly stretches into inside the lathe bed foundry goods, measure the structure and set up on feed the structure, cooling structure links to each other with the lathe bed foundry goods, the control box sets up at the lathe bed foundry goods outside and is connected with the lathe bed foundry goods, control box line connection and control swing structure, the main shaft structure, feed the structure, revolution mechanic, measure structure and cooling structure. The control box controls the swinging structure, the main shaft structure, the feeding structure, the rotating structure and the measuring structure to transmit commands so as to realize ultrahigh automation precise control and precise blade polishing.

As a preferred scheme of the utility model, the swing structure further comprises a first guide rail, a first retainer, a first ball screw, a nut seat, a first servo motor, a first servo driver and a swing sliding plate, one end of the ball screw is arranged on the lathe bed casting, and the other end of the ball screw is arranged on the swing sliding plate and is directly connected with the first servo motor; be equipped with first guide rail and first holder between lathe bed foundry goods and the swing slide, first holder sets up in first guide rail, and the screw seat is fixed at the swing slide lower extreme. Meanwhile, the bed body is also provided with a screw seat which is coaxial with the screw seat of the swing sliding plate; when the ball screw is installed, firstly, the ball screw penetrates through the lathe bed nut seat, and secondly, the ball screw penetrates through the swinging sliding plate nut seat and locks the tail end of the ball screw; at the moment, the ball screw rotates forwards and backwards to drive the swing sliding plate to move left and right.

As a preferred scheme of the utility model, the main shaft structure comprises a left upright post, a right upright post, a main shaft box body, a main shaft motor, a main shaft, a flange and a grinding wheel, and the main shaft structure is integrally arranged above the swing sliding plate; the grinding wheel is arranged on the flange and fixed on one side of the main shaft, the main shaft is arranged in the main shaft box body, and the main shaft is driven by the main shaft motor to rotate at a high speed so that the grinding wheel generates grinding force; the main shaft box body is fixed in the middle of the left and right upright posts, and has the functions of up-down adjustment and angle adjustment, and the main shaft box body specifically comprises: the left stand column and the right stand column are used for supporting the spindle box body, and vertical movement and arc-shaped angle deflection are achieved through the guiding of the T-shaped sliding blocks and the guiding of the wedge-shaped sliding blocks. All parts of the left and right upright posts, the main shaft box body, the main shaft motor, the main shaft, the flange and the grinding wheel are assembled and completely located on the swinging sliding plate, and the first servo motor is utilized to drive the ball screw to realize the left and right swinging action.

As a preferred scheme of the utility model, the rotating structure comprises a cross-shaped workbench, a tool apron, a dial, a vertical shaft, a reducer, a second servo motor, a second servo driver and a blade, wherein the tool apron is fixed on the cross-shaped workbench, the tool is locked on the tool apron, and the tool apron is fixed with the cross-shaped workbench; the cross workbench is fixed above the vertical shaft, and the dial is fixedly arranged between the cross workbench and the vertical shaft and keeps coaxial; the speed reducer is detachably connected with the vertical shaft, the second servo motor is arranged below the speed reducer, the speed reducer and the vertical shaft are fixedly connected by adopting an inner hexagonal screw, and the second servo motor is directly connected with the speed reducer, is arranged at the lower end of the vertical shaft and drives the vertical shaft to rotate; the second servo driver controls the rotation and angle of the vertical shaft, and the blade is opposite to the grinding wheel with a certain distance between the blade and the grinding wheel.

As a preferred scheme of the utility model, the feeding structure includes vertical scroll slide, second guide rail, second holder, second ball, cylinder, third servo motor, third servo driver and grating chi, second guide rail and second holder are installed on lathe bed foundry goods Y axle reference surface, lathe bed foundry goods is connected to second ball one end, one end is connected the vertical scroll slide and is directly connected with third servo motor, control third servo motor through third servo driver, make ball produce the forward and reverse rotation and realize the feed and move back the sword action; one end of the cylinder is fixed with the lathe bed casting, and the other end of the cylinder is fixed with the vertical shaft, so that (1) the vertical shaft can advance and retreat quickly, the cutter can be clamped conveniently, and (2) flexible grinding can be realized. The grating ruler is installed in parallel with a second guide rail which moves along the direction of the vertical shaft, and the movement precision of the vertical shaft is controlled in a closed loop mode; the grating ruler is arranged below the second guide rail and above the cylinder.

As a preferred scheme of the utility model, measure the structure and include intelligent camera, the lens cone, the camera stand, the camera support, the LED backlight, the fine setting platform, the fine setting valve, intelligent camera transmission data line, intelligent camera power cord and intelligent camera measurement software, the camera stand is fixed in feeding structure, specifically fix for the camera stand and remove thereupon at the vertical scroll slide, intelligent camera sets up on the camera support with the lens cone is perpendicular, the camera support plays before the processing, in, back on-line measuring, signal feedback function, the camera support passes through fine setting platform fixed connection with the camera stand, be provided with the fine setting valve on the fine setting platform, the LED backlight sets up under the cutter, specifically be the camera lens cone, the cutter, the LED backlight is installed and is located three-point one line.

As the utility model discloses a preferred scheme, cooling structure sets up by equipment lathe bed, including three-phase motor water pump, water tank and settling tank, the water tank setting is in the settling tank top, and the three-phase motor water pump sets up in water tank one side and connects the water tank, supplies with the emery wheel through the three-phase motor water pump and cools off, and the rethread wash port is retrieved the cooling water, forms the circulation.

As an optimized proposal of the utility model, a PLC program control system, a numerical control system and a measurement control system are arranged in the control box.

The utility model has the advantages that:

control commands are input through the control box, the swinging structure, the main shaft structure, the feeding structure, the rotating structure and the measuring structure are controlled to carry out accurate automatic control on tool grinding, the automation degree is high, and the grinding precision is improved.

Drawings

FIG. 1 is a schematic structural diagram of a numerically controlled grinder with intelligent online measurement in embodiment 1;

FIG. 2 is a front view of the swing structure in embodiment 1;

FIG. 3 is a top view of the swing structure in embodiment 1;

FIG. 4 is a front view of the main shaft structure in embodiment 1;

FIG. 5 is a plan view of a spindle structure in embodiment 1;

FIG. 6 is a front view of the rotary structure in example 1;

FIG. 7 is a front view of a feeding structure in embodiment 1;

FIG. 8 is a plan view of a feeding structure in embodiment 1;

FIG. 9 is a schematic view of a measurement structure in example 1;

FIG. 10 is a schematic view of a cooling structure in example 1;

the above-mentioned reference numerals:

1. a lathe bed casting; 2. a first guide rail; 3. a first holder; 4. a ball screw; 5. a first servo motor; 6. a swing slide plate; 7. a nut seat; 8. a left upright post and a right upright post; 9. a main shaft box body; 10. a spindle motor; 11. a main shaft; 12. a flange; 13. a grinding wheel; 14. a cross-shaped workbench; 15. a tool apron; 16. a dial; 17. a vertical shaft; 18. a speed reducer; 19. a second servo motor; 20. a blade; 21. a second guide rail; 22. a second ball screw; 23. a vertical shaft sliding plate; 24. a cylinder; 25. a third servo motor; 26. a grating scale; 27. a smart camera; 28. a lens barrel; 29. a camera column; 30. a camera support; 31. an LED backlight; 32. a trim valve; 33. a settling tank; 34. a water tank; 35. a three-phase motor water pump; 36. and a control box.

Detailed Description

The present invention is further illustrated by the following examples and drawings, but these embodiments do not limit the scope of the present invention in any way.

Example 1

As shown in fig. 1-10:

the utility model provides an intelligence on-line measuring numerically control grinder, including swing structure, main shaft 11 structure, feed structure, revolution mechanic, measure the structure, cooling structure and control box 36, including lathe bed foundry goods 1 among the swing structure, main shaft 11 structure wholly sets up the top at lathe bed foundry goods 1, feed structure wholly sets up on lathe bed foundry goods 1, revolution mechanic links to each other with feed structure and partly stretches into inside lathe bed foundry goods 1, measure the structure and set up on feed structure, cooling structure links to each other with lathe bed foundry goods 1, control box 36 sets up at lathe bed foundry goods 1 outside and is connected with lathe bed foundry goods 1, control box line connection and control swing structure, main shaft 11 structure, feed structure, revolution mechanic, measure structure and cooling structure. The control box 36 controls the swinging structure, the main shaft 11 structure, the feeding structure, the rotating structure and the measuring structure to transmit commands, so that ultrahigh automation precise control and precise blade polishing 20 are realized.

In this embodiment, the swing structure further includes a first guide rail 2, a first holder 3, a first ball screw 4, a nut seat 7, a first servo motor 5, a first servo driver and a swing sliding plate 6, one end of the ball screw 4 is arranged on the bed casting 1, and the other end is arranged on the swing sliding plate 6 and is directly connected with the first servo motor 5, and the first servo driver controls the first servo motor 5 to enable the ball screw 4 to generate forward and reverse rotation motions; be equipped with first guide rail 2 and first holder 3 between lathe bed foundry goods 1 and swing slide 6, first holder 3 sets up in first guide rail 2, and screw seat 7 is fixed at swing slide 6 lower extreme. Meanwhile, the bed body is also provided with a nut seat 7 which is kept coaxial with the nut seat 7 of the swing sliding plate 6; when the ball screw 4 is installed, firstly, the ball screw passes through the screw seat 7 of the lathe bed, and secondly, the ball screw passes through the screw seat 7 of the swing sliding plate 6 and locks the tail end of the ball screw 4; at this time, the forward and reverse rotation of the ball screw 4 can drive the swing sliding plate 6 to move left and right.

In the embodiment, the main shaft 11 structure comprises a left and a right upright posts 8, a main shaft box 9, a main shaft motor 10, a main shaft 11, a flange 12 and a grinding wheel 13, wherein the main shaft 11 structure is integrally arranged above the swing sliding plate 6 and is arranged on the swing sliding plate 6 through the left and the right upright posts 8; the grinding wheel 13 is arranged on the flange 12 and fixed on one side of the main shaft 11, the main shaft 11 is arranged in the main shaft box body 9, the main shaft motor 10 is connected with the main shaft box body 9, and the main shaft 11 is driven by the main shaft motor 10 to rotate at a high speed so that the grinding wheel 13 generates grinding force; the main shaft box body 9 is fixed in the middle of the left and right upright posts 8, and has the functions of up-down adjustment and angle adjustment, and the main shaft box body specifically comprises the following components: the left and right upright posts 8 are used for supporting the spindle box body 9, and the vertical movement and the arc-shaped angle deflection are realized by utilizing the guide of the T-shaped sliding block on the left and right upright posts 8 and the guide of the wedge-shaped sliding block. The left and right upright posts 8, the main spindle box 9, the spindle motor 10, the spindle 11, the flange 12 and the grinding wheel 13 are assembled, all of which are located on the swing sliding plate 6, and the first servo motor 5 is used for driving the ball screw 4 to realize left and right swing action.

In this embodiment, the rotating structure includes a cross table 14, a tool holder 15, a dial 16, a vertical shaft 17, a reducer 18, a second servo motor 19, a second servo driver and a blade 20, the tool holder 15 is fixed on the cross table 14, the tool is locked on the tool holder 15, and the tool holder 15 is fixed with the cross table 14; the cross workbench 14 is fixed above the vertical shaft 17, and the dial 16 is fixedly arranged between the cross workbench 14 and the vertical shaft 17 and keeps coaxial; the reducer 18 is detachably connected with the vertical shaft 17, the second servo motor 19 is installed below the reducer 18, the reducer 18 and the vertical shaft 17 are fixedly connected by adopting a hexagon socket head cap screw, and the second servo motor 19 is directly connected with the reducer 18, is installed at the lower end of the vertical shaft 17 and drives the vertical shaft 17 to rotate; the second servo driver controls the rotation and angle action of the vertical shaft 17, the second servo driver and the second servo motor 19 are both arranged in the bed body casting 1, the blade 20 is opposite to the grinding wheel 13, a certain distance is reserved between the blade 20 and the grinding wheel 13, and the blade 20 and the grinding wheel 13 are not in contact with each other in an unprocessed state.

In this embodiment, the feeding structure includes a vertical shaft sliding plate 23, a second guide rail 21, a second holder, a second ball screw 224, a cylinder 24, a third servo motor 25, a third servo driver and a grating scale 26, the second guide rail 21 and the second holder are mounted on a Y-axis reference surface of the bed casting 1, one end of the second ball screw 224 is connected with the bed casting 1, and the other end is connected with the vertical shaft sliding plate 23 and is directly connected with the third servo motor 25, and the third servo driver controls the third servo motor 25 to enable the ball screw 4 to generate forward and reverse rotation to realize feed and retraction; one end of the air cylinder 24 is fixed with the lathe bed casting 1, and the other end of the air cylinder is fixed with the vertical shaft 17, so that (1) the vertical shaft 17 can advance and retreat quickly, the cutter can be clamped conveniently, and (2) flexible grinding can be realized. The grating ruler 26 is installed in parallel with the second guide rail 21 moving along the direction of the vertical shaft 17, and the movement precision of the vertical shaft 17 is controlled in a closed loop mode.

In this embodiment, the measuring structure includes an intelligent camera 27, a lens barrel 28, a camera column 29, a camera support 30, an LED backlight 31, a fine tuning table, a fine tuning valve 32, a data transmission line of the intelligent camera 27, a power line of the intelligent camera 27, and measurement software of the intelligent camera 27, wherein the camera column 29 is fixed on a feeding structure, specifically, the camera column 29 is fixed on a vertical shaft slide plate 23 and moves along with the vertical shaft slide plate, the intelligent camera 27 and the lens barrel 28 are vertically arranged on the camera support 30 and perpendicular to a tool apron 15, the camera support 30 performs online detection and signal feedback functions before, during, and after processing, the camera support 30 and the camera column 29 are fixedly connected through the fine tuning table, the fine tuning valve 32 is arranged on the fine tuning table, the LED backlight 31 is arranged right below a tool, specifically, the camera barrel 28, the tool, and the LED backlight 31 are arranged at three points in a line.

In this embodiment, the cooling structure is arranged beside the equipment bed and comprises a three-phase motor water pump 35, a water tank 34 and a settling tank 33, the water tank 34 is arranged above the settling tank 33, the three-phase motor water pump 35 is arranged on one side of the water tank 34 and connected with the water tank 34, the grinding wheel 13 is supplied with cooling water through the three-phase motor water pump 35, and then the cooling water is recovered through a drain hole to form a circulation flow.

In the present embodiment, a PLC program control system, a numerical control system, and a measurement control system are provided in the console box 36.

The utility model relates to an intelligence on-line measuring numerically control grinder's theory of operation and method is:

the included angle of parameters, the radius of the arc and the outline of the template, the central line of the arc and a calibration line tangent to the arc are input through a numerical control system, the central line of the arc passes through the center of the circle, the line can be adjusted up and down in the Y-axis direction, and the outline of the template of the blade 20 moves integrally. And (3) placing the blade 20 into the blade holder 15, locking the blade, placing the blade at a detection position, starting image acquisition, and generating the outer contour of the blade 20. The measurement control system measures and utilizes the cross workbench 14X, Y shaft to manually displace the blade 20, whether the blade 20 is aligned or not is confirmed according to the displacement position of the blade 20 in the display screen, and after the blade 20 is aligned, automatic machining is started by one key.

In the machining process, the three-phase motor water pump 35, the grinding wheel 13 and the swing sliding plate 6 are automatically turned on/off, the intelligent camera 27 of the measuring system automatically shoots the allowance to be machined of the cutter, and the feed servo motor controls the feed and retraction movement of the vertical shaft sliding plate 23 to enable the blade 20 to be connected with the grinding wheel 13 on the main shaft 11; and the online measurement system automatically finishes one-time detection every time the cutter retreating action is carried out until the processing is finished. When the blade 20 moves and rotates, the profile of the blade 20 is refreshed in real time, when the blade 20 rotates to a specified position, the distance between the edge of the blade 20 and the profile of the template is measured, data is sent to a PLC (programmable logic controller) in real time in the process of processing the blade 20, when grinding of the grinding wheel 13 for one time is completed, distance measurement grinding is carried out on the other side of rotation, and data is sent to the PLC in real time; the servo motor of the vertical shaft 17 rotates to realize automatic grinding and online measurement of the circular arc of the tool until the processing is finished; the water tank 34 is arranged above the settling tank 33, the three-phase motor water pump 35 is arranged on one side of the water tank 34 and connected with the water tank 34, the grinding wheel 13 is cooled through the three-phase motor water pump 35, and cooling water is recovered through the drain hole to form circulation until the processing is finished.

Claims

1. The utility model provides an intelligence on-line measuring numerically control grinder which characterized in that: including oscillating structure, the main shaft structure, feed the structure, revolution mechanic, measure the structure, cooling structure and control box, including the lathe bed foundry goods among the oscillating structure, the whole top that sets up at the lathe bed foundry goods of main shaft structure, feed the whole setting of structure on the lathe bed foundry goods, revolution mechanic links to each other and partly stretches into inside the lathe bed foundry goods with feeding the structure, measure the structure and set up on feeding the structure, cooling structure links to each other with the lathe bed foundry goods, the control box sets up at the outside of lathe bed foundry goods and is connected with the lathe bed foundry goods, control box line connection and control oscillating structure, the main shaft structure, feed the structure, revolution mechanic, measure structure and cooling structure.

2. The intelligent online measurement numerically controlled grinder according to claim 1, characterized in that: the swing structure further comprises a first guide rail, a first retainer, a first ball screw, a nut seat, a first servo motor, a first servo driver and a swing sliding plate, wherein one end of the first ball screw is arranged on the lathe bed casting, the other end of the first ball screw is arranged on the swing sliding plate and is directly connected with the first servo motor, and the first servo driver controls the first servo motor to enable the ball screw to generate positive and negative rotation movement; be equipped with first guide rail and first holder between lathe bed foundry goods and the swing slide, first holder sets up in first guide rail, and the screw seat is fixed at the swing slide lower extreme.

3. The intelligent online measurement numerically controlled grinder according to claim 2, characterized in that: the spindle structure comprises a left upright post, a right upright post, a spindle box body, a spindle motor, a spindle, a flange and a grinding wheel, and the spindle structure is integrally arranged above the swinging sliding plate; the grinding wheel is arranged on the flange and fixed on one side of the main shaft, the main shaft is arranged in the main shaft box body, and the main shaft is driven by the main shaft motor to rotate at a high speed so that the grinding wheel generates grinding force; the main spindle box body is fixed between the left upright post and the right upright post and has the functions of up-down adjustment and angle adjustment.

4. The intelligent online measurement numerically controlled grinder according to claim 3, characterized in that: the rotary structure comprises a cross workbench, a tool apron, a dial, a vertical shaft, a speed reducer, a second servo motor, a second servo driver and a blade, wherein the tool apron is fixed on the cross workbench, the cross workbench is fixed above the vertical shaft, the dial is arranged between the cross workbench and the vertical shaft, the speed reducer is detachably connected with the vertical shaft, and the second servo motor is installed below the speed reducer and drives the vertical shaft to rotate.

5. The numerically controlled grinder with intelligent online measurement function as claimed in claim 4, wherein: the feeding structure comprises a vertical shaft sliding plate, a second guide rail, a second retainer, a second ball screw, a cylinder, a third servo motor, a third servo driver and a grating ruler, wherein one end of the second ball screw is connected with the lathe bed casting, and the other end of the second ball screw is connected with the vertical shaft sliding plate and is directly connected with the third servo motor; one end of the cylinder is fixed with the lathe bed casting, and the other end of the cylinder is fixed with the vertical shaft; the grating ruler is arranged below the second guide rail and above the cylinder.

6. The numerical control grinding machine of intelligent on-line measurement according to claim 1, characterized in that: the measuring structure comprises an intelligent camera, a lens cone, a camera upright post, a camera support, an LED backlight lamp, a fine adjustment table, a fine adjustment valve, an intelligent camera transmission data line, an intelligent camera power line and intelligent camera measuring software, the camera upright post is fixed on a feeding structure, the intelligent camera and the lens cone are perpendicularly arranged on the camera support, the camera support has the functions of processing front, middle and back on-line detection and signal feedback, the camera support is fixedly connected with the camera upright post through the fine adjustment table, the fine adjustment table is provided with the fine adjustment valve, and the LED backlight lamp is arranged under a cutter.

7. The intelligent online measurement numerically controlled grinder according to claim 1, characterized in that: the cooling structure is arranged beside the equipment bed body and comprises a three-phase motor water pump, a water tank and a settling tank, wherein the water tank is arranged above the settling tank, the three-phase motor water pump is arranged on one side of the water tank and connected with the water tank, the grinding wheel is supplied with the water through the three-phase motor water pump for cooling, and cooling water is recovered through a drain hole to form circulation.

8. The intelligent online measurement numerically controlled grinder according to any one of claims 1 to 7, characterized in that: and a PLC program control system, a numerical control system and a measurement control system are arranged in the control box.