阅读说明：本技术 一种适用于砂轮的高精度双端面自动修整设备 (High-precision double-end-face automatic trimming equipment suitable for grinding wheel ) 是由 李玉庆 雷来贵 李世华 肖双勇 于 2019-09-23 设计创作，主要内容包括：本发明提供了一种适用于砂轮的高精度双端面自动修整设备,包括底座、设置在底座上的修整装置、复合检测装置和用于控制修整装置及复合检测装置动作的电控装置；修整装置包括工具砂轮装置和被修砂轮装置；被修砂轮装置包括Z向直线导轨、设置在Z向直线导轨上且能在Z向直线导轨上往复运动的被修砂轮模块；复合检测装置包括U型安装架、设置在U型安装架固定端的U型安装架驱动装置、设置在U型安装架动作端的测杆、设置在测杆端部的端面对刀测头和设置在测杆前端的宽度测量组合探头；本发明只需一次装夹定位砂轮基准面,可以完成双端面磨料层自动同步修整加工,对于提高生产效率有着重要意义；本发明可以严格控制被修砂轮双端面磨料层的修整量。(The invention provides high-precision double-end-face automatic trimming equipment suitable for a grinding wheel, which comprises a base, a trimming device, a composite detection device and an electric control device, wherein the trimming device, the composite detection device and the electric control device are arranged on the base; the dressing device comprises a tool grinding wheel device and a dressed grinding wheel device; the repaired grinding wheel device comprises a Z-direction linear guide rail and a repaired grinding wheel module which is arranged on the Z-direction linear guide rail and can reciprocate on the Z-direction linear guide rail; the composite detection device comprises a U-shaped mounting frame, a U-shaped mounting frame driving device arranged at the fixed end of the U-shaped mounting frame, a measuring rod arranged at the action end of the U-shaped mounting frame, an end face tool setting measuring head arranged at the end part of the measuring rod and a width measurement combined probe arranged at the front end of the measuring rod; the grinding wheel base surface can be clamped and positioned only once, the automatic synchronous finishing and processing of the grinding material layer with the double end surfaces can be completed, and the grinding wheel base surface clamping device has important significance for improving the production efficiency; the invention can strictly control the dressing amount of the grinding layer on the double end faces of the grinding wheel to be dressed.)

1. The utility model provides a two terminal surfaces of high accuracy automatic trimming equipment suitable for emery wheel which characterized in that: the device comprises a base, a trimming device, a composite detection device and an electric control device, wherein the trimming device and the composite detection device are arranged on the base;

the dressing device comprises a tool grinding wheel device and a dressed grinding wheel device;

the trimming grinding wheel device comprises an X-direction linear guide rail, a first tool grinding wheel module and a second tool grinding wheel module which are arranged on the X-direction linear guide rail and can reciprocate on the X-direction linear guide rail, and the first tool grinding wheel module and the second tool grinding wheel module have the same structure; the first tool grinding wheel module comprises a first tool grinding wheel slide block, a first tool grinding wheel driving mechanism and a first tool grinding wheel assembly, the first tool grinding wheel driving mechanism is used for driving the first tool grinding wheel slide block to reciprocate on the X-direction linear guide rail, the first tool grinding wheel assembly is arranged on the first tool grinding wheel slide block, and the first tool grinding wheel assembly comprises a first tool grinding wheel spindle and a first tool grinding wheel arranged at the action end of the first tool grinding wheel spindle;

the repaired grinding wheel device comprises a Z-direction linear guide rail and a repaired grinding wheel module which is arranged on the Z-direction linear guide rail and can reciprocate on the Z-direction linear guide rail; the repaired grinding wheel module comprises a repaired grinding wheel sliding block, a repaired grinding wheel driving mechanism and a repaired grinding wheel clamping mechanism, the repaired grinding wheel driving mechanism is used for driving the repaired grinding wheel sliding block to do reciprocating motion on the Z-direction linear guide rail, and the repaired grinding wheel clamping mechanism is arranged on the repaired grinding wheel sliding block and used for clamping the repaired grinding wheel;

the composite detection device is arranged on the first tool grinding wheel slide block and comprises a U-shaped mounting frame, a U-shaped mounting frame driving device arranged at the fixed end of the U-shaped mounting frame, a measuring rod arranged at the action end of the U-shaped mounting frame, an end face tool setting measuring head arranged at the end part of the measuring rod and a width measurement combined probe arranged at the front end of the measuring rod; the U-shaped mounting frame driving device is used for driving the U-shaped mounting frame to rotate around the X-direction linear guide rail;

the electric control device comprises a power supply module and a central processing module, wherein the power supply module supplies power to the central processing module, and the central processing module is used for controlling the actions of the trimming device and the composite detection device.

2. The high-precision double-end-face automatic dressing device suitable for the grinding wheel according to claim 1, characterized in that: the repaired grinding wheel clamping mechanism comprises a tailstock arranged on a sliding block of the repaired grinding wheel and a repaired grinding wheel spindle matched with the tailstock of the repaired grinding wheel for clamping the repaired grinding wheel, and the repaired grinding wheel spindle adopts an air-floating spindle.

3. The high-precision double-end-face automatic dressing device suitable for the grinding wheel according to claim 1, characterized in that: the image measuring device comprises a gantry support, a three-axis motion platform and an imager, the imager is arranged on the three-axis motion platform and used for collecting images of the correcting device, the three-axis motion platform is arranged on the gantry support, and the gantry support is arranged on the base.

4. The high-precision double-end-face automatic dressing device suitable for the grinding wheel according to claim 1, characterized in that: the central processing module adopts a single chip microcomputer or a PLC.

5. The high-precision double-end-face automatic dressing device suitable for the grinding wheel according to claim 1, characterized in that: the first grinding wheel driving mechanism adopts a first grinding wheel linear motor, and the first tool grinding wheel spindle adopts an electric spindle or an air floatation spindle.

6. The high-precision double-end-face automatic dressing device suitable for the grinding wheel according to claim 1, characterized in that: the electric control device also comprises a control component and a display component; the control component adopts a control button, and the display component adopts a display screen; the control button is used for controlling the central processing module to act through the control circuit, and the input end of the display screen is connected with the display output end of the central processing module.

Technical Field

The invention relates to the field of machine tool design and manufacture, in particular to high-precision double-end-face automatic trimming equipment suitable for a grinding wheel.

Background

In recent years, along with the development of automobile, electronic and refrigeration industries, the demand of high-precision double-end-face grinding superhard grinding wheels is in a sudden increase trend in successive years. Because the requirements of the industries on the dimensional accuracy and the surface quality of a processed part are very strict, the parallelism of two end face grinding material layers of the high-accuracy double-end-face grinding superhard grinding wheel relative to a reference end face of the grinding wheel is required to be less than 0.003 mm; meanwhile, the dressing amount of the abrasive layers on the two end surfaces of the grinding wheel needs to be strictly controlled so as to ensure the service life of the grinding wheel.

In the process of preparing the grinding wheel, due to the limitation of manufacturing technology, the parallelism of the abrasive layers on the two end faces of the grinding wheel needs to be guaranteed through post-dressing, but no proper processing equipment exists in the market for the post-dressing at present, so the post-dressing of the grinding wheel is generally processed by adopting a manual dressing method, the parallelism precision of the abrasive layers on the two end faces of the grinding wheel subjected to the manual dressing is poor (generally between 0.01mm and 0.05 mm), and the processing is time-consuming and labor-consuming.

Disclosure of Invention

The invention aims to provide high-precision double-end-face automatic trimming equipment suitable for a grinding wheel, so as to facilitate the later trimming of the parallelism of grinding material layers on two end faces of the grinding wheel; and the problems of manpower and material resource waste and production efficiency reduction caused by the conventional manual trimming method can be solved.

In order to achieve the purpose, the invention adopts the following technical scheme:

a high-precision double-end-face automatic trimming device suitable for a grinding wheel comprises a base, a trimming device, a composite detection device and an electric control device, wherein the trimming device, the composite detection device and the electric control device are arranged on the base;

the dressing device comprises a tool grinding wheel device and a dressed grinding wheel device 11;

the trimming grinding wheel device comprises an X-direction linear guide rail, a first tool grinding wheel module and a second tool grinding wheel module which are arranged on the X-direction linear guide rail and can reciprocate on the X-direction linear guide rail, and the first tool grinding wheel module and the second tool grinding wheel module have the same structure; the first tool grinding wheel module comprises a first tool grinding wheel slide block, a first tool grinding wheel driving mechanism and a first tool grinding wheel assembly, the first tool grinding wheel driving mechanism is used for driving the first tool grinding wheel slide block to reciprocate on the X-direction linear guide rail, the first tool grinding wheel assembly is arranged on the first tool grinding wheel slide block, and the first tool grinding wheel assembly comprises a first tool grinding wheel spindle and a first tool grinding wheel arranged at the action end of the first tool grinding wheel spindle;

the repaired grinding wheel device 11 comprises a Z-direction linear guide rail and a repaired grinding wheel module which is arranged on the Z-direction linear guide rail and can reciprocate on the Z-direction linear guide rail; the repaired grinding wheel module comprises a repaired grinding wheel sliding block, a repaired grinding wheel driving mechanism and a repaired grinding wheel clamping mechanism, the repaired grinding wheel driving mechanism is used for driving the repaired grinding wheel sliding block to do reciprocating motion on the Z-direction linear guide rail, and the repaired grinding wheel clamping mechanism is arranged on the repaired grinding wheel sliding block and used for clamping the repaired grinding wheel;

the composite detection device is arranged on the first tool grinding wheel slide block and comprises a U-shaped mounting frame, a U-shaped mounting frame driving device arranged at the fixed end of the U-shaped mounting frame, a measuring rod arranged at the action end of the U-shaped mounting frame, an end face tool setting measuring head arranged at the end part of the measuring rod and a width measurement combined probe arranged at the front end of the measuring rod; the U-shaped mounting frame driving device is used for driving the U-shaped mounting frame to rotate around the X-direction linear guide rail;

the electric control device comprises a power supply module and a central processing module, wherein the power supply module supplies power to the central processing module, and the central processing module is used for controlling the actions of the trimming device and the composite detection device.

The repaired grinding wheel clamping mechanism comprises a tailstock arranged on a sliding block of the repaired grinding wheel and a repaired grinding wheel spindle matched with the tailstock of the repaired grinding wheel for clamping the repaired grinding wheel, and the repaired grinding wheel spindle adopts an air-floating spindle.

The image measuring device comprises a gantry support, a three-axis motion platform and an imager, the imager is arranged on the three-axis motion platform and used for collecting images of the correcting device, the three-axis motion platform is arranged on the gantry support, and the gantry support is arranged on the base.

The central processing module adopts a single chip microcomputer or a PLC.

The first grinding wheel driving mechanism adopts a first grinding wheel linear motor, and the first tool grinding wheel spindle adopts an electric spindle or an air floatation spindle.

The electric control device also comprises a control component and a display component; the control component adopts a control button, and the display component adopts a display screen; the control button is used for controlling the central processing module to act through the control circuit, and the input end of the display screen is connected with the display output end of the central processing module.

The invention has the beneficial effects that:

the high-precision double-end-face automatic trimming equipment for the grinding wheel adopts the trimming mechanism, and can utilize the first tool grinding wheel module and the second tool grinding wheel module to reciprocate on the X-direction linear guide rail so as to adjust the relative positions of the first tool grinding wheel module and the second tool grinding wheel module and the trimmed grinding wheel, so as to trim the trimmed grinding wheel according to requirements; furthermore, the high-precision double-end-face automatic trimming equipment suitable for the grinding wheel can finish automatic synchronous trimming and processing of a double-end-face grinding material layer only by clamping and positioning the grinding wheel reference surface once, and has important significance for improving the production efficiency; furthermore, according to the high-precision double-end-face automatic trimming device suitable for the grinding wheel, the grinding material layers on the two end faces of the to-be-trimmed grinding wheel take the reference surface of the to-be-trimmed grinding wheel as a positioning reference, so that the influence of repeated installation errors of a non-reference surface is avoided, and the trimming amount of the grinding material layers on the two end faces of the to-be-trimmed grinding wheel can be strictly controlled.

Meanwhile, the high-precision double-end-face automatic trimming equipment suitable for the grinding wheel can be popularized to various similar machining industries, and has good popularization value.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a top view of the present invention;

fig. 3 is a schematic structural diagram of the composite detection device of the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.

As shown in fig. 1, 2 and 3:

the invention relates to high-precision double-end-face automatic trimming equipment suitable for a grinding wheel, which comprises a base 1, a trimming device arranged on the base 1, a composite detection device 10 and an electric control device used for controlling the actions of the trimming device and the composite detection device 10;

the dressing device comprises a tool grinding wheel device and a dressed grinding wheel device; the tool grinding wheel device is used for trimming a grinding wheel to be repaired;

the trimming grinding wheel device comprises an X-direction linear guide rail 12, a first tool grinding wheel module 5 and a second tool grinding wheel module 6 which are arranged on the X-direction linear guide rail 12 and can reciprocate on the X-direction linear guide rail 12, and the first tool grinding wheel module 5 and the second tool grinding wheel module 6 are identical in structure;

the first tool grinding wheel module 5 comprises a first tool grinding wheel slide block 51, a first tool grinding wheel driving mechanism and a first tool grinding wheel assembly, wherein the first tool grinding wheel driving mechanism is used for driving the first tool grinding wheel slide block 51 to reciprocate on the X-direction linear guide rail 12, the first tool grinding wheel assembly is arranged on the first tool grinding wheel slide block 51, and the first tool grinding wheel assembly comprises a first tool grinding wheel spindle 52, a first tool grinding wheel arranged at the action end of the first tool grinding wheel spindle 52 and a first rotating motor used for driving the first tool grinding wheel to rotate; preferably, the first tool grinding wheel driving mechanism adopts a first tool grinding wheel linear motor, and the linear motor can drive the sliding block to reciprocate on the linear guide rail, which is not described herein again; furthermore, the first tool grinding wheel spindle 52 adopts an electric spindle or an air floatation spindle, so that the first tool grinding wheel 53 is convenient to mount and the equipment is convenient to overhaul, and the electric spindle and the air floatation spindle are both market-mature products and are convenient to maintain and replace;

the second tool grinding wheel module 6 comprises a second tool grinding wheel slide block 61, a second tool grinding wheel driving mechanism and a second tool grinding wheel assembly, the second tool grinding wheel driving mechanism is used for driving the second tool grinding wheel slide block 61 to reciprocate on the X-direction linear guide rail 12, the second tool grinding wheel assembly is arranged on the second tool grinding wheel slide block 61, and the second tool grinding wheel assembly comprises a second tool grinding wheel spindle 62 and a second tool grinding wheel arranged at the action end of the second tool grinding wheel spindle 62; preferably, the second tool grinding wheel driving mechanism adopts a second tool grinding wheel linear motor, and the linear motor can drive the sliding block to reciprocate on the linear guide rail, which is not described herein again; furthermore, the second tool grinding wheel spindle 62 adopts an electric spindle or an air floatation spindle, so that the second tool grinding wheel 63 is convenient to mount and the equipment is convenient to overhaul, and the electric spindle and the air floatation spindle are both market-mature products and are convenient to maintain and replace;

the repaired grinding wheel device comprises a Z-direction linear guide rail 111 and a repaired grinding wheel module which is arranged on the Z-direction linear guide rail 111 and can reciprocate on the Z-direction linear guide rail 111; the dressed grinding wheel module comprises a dressed grinding wheel sliding block 112, a dressed grinding wheel driving mechanism and a dressed grinding wheel clamping mechanism, wherein the dressed grinding wheel driving mechanism is used for driving the dressed grinding wheel sliding block 112 to reciprocate on the Z-direction linear guide rail 111, and the dressed grinding wheel clamping mechanism is arranged on the dressed grinding wheel sliding block 112 and is used for clamping a dressed grinding wheel 113;

the composite detection device 10 is arranged on the first tool grinding wheel slide block 51, and the composite detection device 10 comprises a U-shaped mounting frame 101, a U-shaped mounting frame 101 driving device arranged at the fixed end of the U-shaped mounting frame 101, a measuring rod 102 arranged at the action end of the U-shaped mounting frame 101, an end face tool setting measuring head 103 arranged at the end part of the measuring rod 102 and a width measurement combined probe 104 arranged at the front end of the measuring rod 102; the driving device of the U-shaped mounting frame 101 is used for driving the U-shaped mounting frame 101 to rotate around the X-direction linear guide rail 12;

the electric control device comprises a power supply module and a central processing module, wherein the power supply module supplies power to the central processing module, and the central processing module is used for controlling the actions of the trimming device and the composite detection device 10; specifically, the output end of the central processing module is connected with the input ends of the first tool grinding wheel driving mechanism, the first tool grinding wheel spindle 52, the second tool grinding wheel driving mechanism, the second tool grinding wheel spindle 62, the repaired grinding wheel driving mechanism and the repaired grinding wheel holding mechanism.

The working process of the high-precision double-end-face automatic trimming equipment suitable for the grinding wheel comprises the following steps:

firstly, a dressed grinding wheel is arranged on a dressed grinding wheel spindle 114, and the motion of the dressed grinding wheel spindle 114 is controlled by a central processing module so as to clamp a dressed tool grinding wheel by matching with a tailstock 115;

secondly, the central processing module controls the composite detection device 10 to act, so that the U-shaped mounting frame 101 of the composite detection device 10 rotates to a horizontal position from a vertical position, at the moment, the end face tool setting measuring head 103 and the width measuring combined probe 104 which are arranged at the end part of the measuring rod 102 measure the position information of a base body and an abrasive layer of the repaired grinding wheel 113, and the central processing module calculates the coordinate information and the grinding allowance of the repaired grinding wheel 113; specifically, when the U-shaped mounting frame 101 of the composite detection device 10 rotates from the vertical position to the horizontal position, the central processing module drives the first tool grinding wheel slide block 51 to move through the first tool grinding wheel driving mechanism, and drives the composite detection device 10 to move until the end face tool setting measuring head 103 contacts with the base body of the grinding wheel 113 to be repaired respectively, and records the coordinates of the end face tool setting measuring head 103 at this time; further, the central processing module drives the first tool grinding wheel slide block 51 to move through the first tool grinding wheel driving mechanism, and drives the composite detection device 10 to move until a left end measuring head of the width measurement combined probe 104 contacts the left end face grinding material layer of the ground wheel 113, and records a coordinate value, then a right end measuring head of the width measurement combined probe 104 contacts the right end face grinding material layer of the ground wheel 113 and records another coordinate value, and the thickness values of the grinding material layers on the two end faces of the ground wheel 113 can be obtained through the operation of the two coordinate values; the central processing module can calculate the coordinate information and the grinding allowance of the dressed grinding wheel 113 according to the coordinate value of the base body measured by the end face tool setting measuring head 103 and the thickness values of the grinding material layers on the two end faces of the dressed grinding wheel 113 measured by the width measuring combined probe 104;

secondly, the central processing module controls the composite detection device 10 to act, so that the U-shaped mounting frame 101 of the composite detection device 10 rotates from the horizontal position to the vertical position to retreat out of the space, and the composite detection device 10 is prevented from influencing the action of the trimming device;

secondly, the central processing module controls the first tool grinding wheel driving mechanism and the second tool grinding wheel driving mechanism to act, automatically controls the relative positions of the first tool grinding wheel, the second tool grinding wheel and the ground grinding wheel according to the coordinate information of the ground grinding wheel calculated by the central processing module, and feeds the first tool grinding wheel and the second tool grinding wheel to the grinding and finishing position through the first tool grinding wheel linear motor and the second tool grinding wheel linear motor;

then, the central processing module controls the first grinding wheel to rotate clockwise and the second grinding wheel to rotate anticlockwise through the first tool grinding wheel spindle 52 and the second tool grinding wheel spindle 62, and further, the grinding allowance of the grinding wheel to be dressed is calculated according to the central processing module to grind and dress the grinding wheel to be dressed.

The preferred scheme is as follows: the repaired grinding wheel clamping mechanism comprises a tailstock 115 arranged on a sliding block of the repaired grinding wheel and a repaired grinding wheel spindle 114 which is matched with the tailstock 115 of the repaired grinding wheel to clamp the repaired grinding wheel, wherein the repaired grinding wheel spindle 114 adopts an air-float spindle.

The preferred scheme is as follows: the high-precision double-end-face automatic trimming equipment suitable for the grinding wheel further comprises an image measuring device, wherein the image measuring device comprises a gantry support 7, a three-axis motion platform 8 and an imager 9, the imager 9 is arranged on the three-axis motion platform 8 and used for collecting images of a correcting device, the output end of the imager 9 is connected with the input end of a central processing module, the three-axis motion platform 8 is arranged on the gantry support 7, and the gantry support 7 is arranged on the base 1; the gantry support 7 can break through the limitation of space, so that the imager 9 can be arranged above the middle part of the X-shaped linear guide rail, and the image of the trimming equipment can be conveniently acquired; furthermore, the three-axis motion platform 8 is convenient for adjusting the position of the imager 9, and is convenient and practical.

The preferred scheme is as follows: the central processing module adopts a single chip microcomputer or a PLC; the singlechip or the PLC is a logic programmable device, has low price, reliable work and high response speed, is matched with the acquisition mechanism to control the action of the action mechanism, belongs to the conventional technology in the automation field, and is not repeated.

The preferred scheme is as follows: the electric control device also comprises a control component and a display component; the control component adopts a control button 2, and the display component adopts a display screen 3; the control button 2 is used for controlling the central processing module to act through the control circuit, and the input end of the display screen 3 is connected with the display output end of the central processing module.

The preferred scheme is as follows: the high-precision double-end-face automatic trimming equipment suitable for the grinding wheel further comprises a protective cover 4 for protecting the equipment.

The high-precision double-end-face automatic trimming equipment suitable for the grinding wheel has the beneficial effects that:

the high-precision double-end-face automatic trimming equipment suitable for the grinding wheel adopts the trimming mechanism, can utilize the first tool grinding wheel module 5 and the second tool grinding wheel module 6 to reciprocate on the X-direction linear guide rail 12 so as to adjust the relative positions of the first tool grinding wheel module 5 and the second tool grinding wheel module 6 and the to-be-trimmed grinding wheel, and trim the to-be-trimmed grinding wheel 113 according to requirements; furthermore, the high-precision double-end-face automatic trimming equipment suitable for the grinding wheel can finish automatic synchronous trimming and processing of a double-end-face grinding material layer only by clamping and positioning the grinding wheel reference surface once, and has important significance for improving the production efficiency; furthermore, according to the high-precision double-end-face automatic trimming device suitable for the grinding wheel, the grinding material layers on the two end faces of the to-be-trimmed grinding wheel 113 are both positioned by taking the reference surface of the to-be-trimmed grinding wheel as a positioning reference, so that the influence of repeated installation errors of non-reference surfaces is avoided, and the trimming amount of the grinding material layers on the two end faces of the to-be-trimmed grinding wheel 113 can be strictly controlled.

Meanwhile, the high-precision double-end-face automatic trimming equipment suitable for the grinding wheel can be popularized to various similar machining industries, and has good popularization value.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.