CN212706144U - Plane grinding device loaded by electric machine - Google Patents
Plane grinding device loaded by electric machine Download PDFInfo
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- CN212706144U CN212706144U CN202021033553.4U CN202021033553U CN212706144U CN 212706144 U CN212706144 U CN 212706144U CN 202021033553 U CN202021033553 U CN 202021033553U CN 212706144 U CN212706144 U CN 212706144U
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Abstract
The utility model discloses an electrical machinery loaded plane grinder. The grinding disc dresser comprises a base, a main shaft system, a face trimming device and a pressure loading device, wherein the main shaft system is arranged in the base, a grinding disc is arranged at the top of the main shaft system, the main shaft system drives the grinding disc to rotate, the face trimming device is arranged on one side of the grinding disc and used for trimming the grinding disc, the pressure loading device is arranged above the grinding disc, a workpiece is arranged on the surface of the grinding disc, and the pressure loading device applies pressure to the workpiece; the pressure loading device comprises a first motor, a first driving rod, a pressure sensor and a pressure loading disc, wherein the pressure sensor is installed at the top of the pressure loading disc, and the first motor drives the first driving rod to press down the pressure loading disc to apply specified pressure on a workpiece. The accurate, stable and continuous loading of the pressure is realized, the online monitoring of the workpiece removal amount in the grinding process is realized, and in addition, the belt transmission is selected for the transmission mode of the main shaft and the face trimming device, so that the grinding disc and the grinding workpiece can be more stably trimmed.
Description
Technical Field
The utility model belongs to the technical field of the grinding device, especially, relate to an electrical machinery loaded plane grinder.
Background
In the process of plane grinding, firstly, the finishing method of a grinding disc determines the roughness and the flatness of the surface of the grinding disc, the flatness of the grinding disc is the key for ensuring the stability of grinding and processing, the grinding and processing quality is greatly influenced, secondly, the size of grinding pressure directly influences the material removal rate, and the excessive pressure can reduce the processing precision, so that the finding of proper pressure is very important, and the stable pressure loading is an important factor for obtaining a high-quality processing surface.
The dressing of the grinding disc generally adopts an electroplating grinding wheel or a diamond dressing ring at present, and the methods require operators to have higher level and rich experience, and have low efficiency, low precision and incapability of ensuring the stability of grinding processing.
The main methods for pressure loading are at present pneumatic pressure loading and weight loading. However, the pneumatic loading has small loading capacity and unstable loading force, and the grinding pressure may fluctuate greatly during the machining process, thereby affecting the machining effect. In addition, the weight loading needs the operator to carry incessantly when adjusting pressure size, increases work load, and pressure can not realize continuous regulation simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the problem that prior art exists, a loaded plane grinder of electrical machinery is proposed.
The utility model discloses a can realize through following technical scheme: the grinding disc dresser comprises a base, a main shaft system, a face trimming device and a pressure loading device, wherein the main shaft system is arranged in the base, a grinding disc is arranged at the top of the main shaft system, the main shaft system drives the grinding disc to rotate, the face trimming device is arranged on one side of the grinding disc and used for trimming the grinding disc, the pressure loading device is arranged above the grinding disc, a workpiece is arranged on the surface of the grinding disc, and the pressure loading device applies pressure to the workpiece; the pressure loading device comprises a first motor, a first driving rod, a pressure sensor and a pressure loading disc, wherein the pressure sensor is installed at the top of the pressure loading disc, and the first motor drives the first driving rod to press down the pressure loading disc to apply specified pressure on a workpiece.
Preferably, the pressure loading device is mounted on a support frame fixed on the base, the first drive rod comprises a first ball screw, a sliding piston and a first slide rod, the first motor is connected with the first ball screw through a coupler, and two ends of the sliding piston are fixedly connected with the first slide rod and a first transmission nut arranged on the first ball screw respectively;
the buffer assembly is arranged between the first sliding rod and the pressure sensor and comprises a spring guide post, a moving plate and a mounting plate, the moving plate is connected with the mounting plate through the spring guide post, the moving plate is fixedly connected with the first sliding rod, one end of the pressure sensor is fixedly connected with the mounting plate, and the other end of the pressure sensor is connected with the pressure loading disc through a floating joint.
Preferably, a grating ruler is arranged on the pressure loading device.
Preferably, the pressure sensor is connected with the transmitter, the transmitter is connected with the data acquisition card, and the data acquisition card is connected with the computer.
Preferably, the spindle system comprises a second motor, a first belt transmission mechanism, a spindle and a grinding disc holder, the second motor is mounted on a motor base fixed in the base, the second motor drives the spindle to rotate through the first belt transmission mechanism, and the grinding disc holder is fixedly mounted at the top of the spindle.
Preferably, the face trimming device comprises a horizontal feeding mechanism and a vertical fine adjustment mechanism, the horizontal feeding mechanism comprises a third motor, a motor frame and a second driving rod, the third motor is installed on the motor frame and used for driving the second driving rod to move horizontally, a tool rest base is arranged at one end of the second driving rod, the vertical fine adjustment mechanism is installed on the tool rest base and moves up and down in a spiral feeding mode, and a turning tool is arranged at the bottom of the vertical fine adjustment mechanism.
Preferably, the second driving rod comprises a second ball screw and a second sliding rod, and the second sliding rod is fixedly connected with a second transmission nut arranged on the second ball screw.
Preferably, the third motor is connected to the second ball screw through a second belt transmission mechanism.
Preferably, the horizontal feeding mechanism further comprises a slide bar shell coated outside the second slide bar, a plurality of slide blocks are arranged between the slide bar shell and the second slide bar, one end of the slide bar shell is fixedly installed on the motor frame, the other end of the slide bar shell is installed on a rotary seat fixed on the base, and the slide bar shell can rotate around a rotating shaft in the rotary seat.
Preferably, the sliding rod shell is provided with an adjusting screw for adjusting the levelness of the face trimming device.
The utility model has the advantages that: 1. the loading mode of the electric control mechanical structure is adopted to realize accurate, stable and continuous loading of the pressure. 2. The grating ruler is utilized to realize the on-line monitoring of the removal amount of the workpiece in the grinding process. 3. The transmission modes of the main shaft and the face trimming device adopt belt transmission, the belt has elasticity, can alleviate impact and vibration load, and has stable operation and no noise, so that the grinding disc and the grinding workpiece can be trimmed more stably. 4. The pressure sensor can transmit detected pressure signals to the transmitter, and the pressure signals are conditioned and amplified and then transmitted to the computer through the data acquisition card, so that the grinding pressure loading is measured in real time, a loading curve is drawn, and workers can know the pressure loading condition in real time and make timely adjustment. 5. The buffering assembly is arranged on the pressure sensor, so that the slow increase of the applied pressure is realized, and the pressure applied to the workpiece can be better adjusted by a worker.
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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of an electromechanical loading flat lapping apparatus in its entirety;
FIG. 2 is a schematic view of the structure of the flat polishing apparatus with electromechanical loading;
FIG. 3 is a schematic structural diagram of a pressure loading device;
FIG. 4 is a schematic structural view of the shaving apparatus;
FIG. 5 is a schematic diagram of a pressure measurement and profiling apparatus;
the codes in the figure are respectively: 1. base, 2, pressure loading device, 21, first motor, 221, first ball screw, 222, first transmission nut, 223, sliding piston, 224, first slide bar, 231, spring guide post, 232, motion plate, 233, mounting plate, 24, grating ruler, 25, pressure sensor, 251, transmitter, 252, data acquisition card, 253, computer, 26, floating joint, 27, pressure loading disc, 3, shaving device, 311, third motor, 312, driving wheel, 313, driven wheel, 314, second ball screw, 315, second transmission nut, 316, second slide bar, 32, motor frame, 33, tool frame base, 34, vertical fine adjustment mechanism, 341, turning tool, 35, slide block, 36, slide bar housing, 4, support frame, 5, rotary base, 61, second motor, 62, first belt transmission mechanism, 63, spindle, 64, grinding disc holder, 7, pressure loading device, 21, first motor, 221, motion plate, mounting plate, 24, grating ruler, 25, pressure sensor, 251, transmitter, 33, data acquisition card, 315, second transmission nut, Grinding disk, 8, motor cabinet, 9, lower margin support.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
The first embodiment is as follows:
referring to fig. 1 and 2, the present embodiment relates to an electromechanical loading flat polishing apparatus. The grinding machine comprises a machine base 1, a main shaft system, a face trimming device 3 and a pressure loading device 2, wherein the main shaft system is arranged in the machine base 1, a grinding disc 7 is arranged at the top of the main shaft system, the main shaft system drives the grinding disc 7 to rotate, the face trimming device 3 is arranged on one side of the grinding disc 7 and used for trimming the grinding disc 7, the pressure loading device 2 is arranged above the grinding disc 7, a workpiece is arranged on the surface of the grinding disc 7, and the pressure loading device 2 applies pressure to the workpiece; the pressure loading device 2 comprises a first motor 21, a first driving rod, a pressure sensor 25 and a pressure loading disc 27, wherein the pressure sensor 25 is mounted on the top of the pressure loading disc 27, and the first motor 21 drives the first driving rod to press down the pressure loading disc 27 to apply a specified pressure on a workpiece. In the embodiment, the accurate, stable and continuous loading of the pressure is realized by adopting the loading mode of the electric control mechanical structure, and the pressure sensor 25 can detect the pressure signal in real time.
Referring to fig. 3, the pressure loading device 2 is mounted on the support frame 4 fixed on the base 1, the first driving rod includes a first ball screw 221, a sliding piston 223 and a first sliding rod 224, the first motor 21 is connected with the first ball screw 221 through a coupling, and two ends of the sliding piston 223 are respectively fixedly connected with the first sliding rod 224 and a first transmission nut 222 arranged on the first ball screw 221; a buffer assembly is arranged between the first slide bar 224 and the pressure sensor 25, the buffer assembly comprises a spring guide post 231, a moving plate 232 and a mounting plate 233, the spring guide post 231 connects the moving plate 232 with the mounting plate 233, the moving plate 232 is fixedly connected with the first slide bar 224, the buffer assembly is arranged on the pressure sensor 25, the slow increase of the applied pressure is realized, a worker can better adjust the pressure applied on a workpiece, one end of the pressure sensor 25 is fixedly connected with the mounting plate 233, and the other end of the pressure sensor 25 is connected with the pressure loading plate 27 through a floating joint 26. The pressure loading device 25 is provided with the grating ruler 24, after the pressure loading of the pressure loading device 25 is completed, the grating ruler 24 is adjusted to a zero point based on the position of the moving plate 233, in the subsequent processing process, along with the removal of the workpiece material, the moving plate 232 needs to continuously descend to maintain the pressure loading to ensure constant pressure, the descending distance is the removal amount of the workpiece material, and the arrangement of the grating ruler 24 can just realize the online monitoring of the removal amount of the workpiece in the grinding process. The main shaft system comprises a second motor 61, a first belt transmission mechanism 62, a main shaft 63 and a grinding disc bracket 64, the second motor 61 is installed on a motor base 8 fixed in the base 1, the second motor 61 drives the main shaft 63 to rotate through the first belt transmission mechanism 62, belt transmission is selected for use in the transmission mode of the main shaft 63, the belt has elasticity, impact and vibration loads can be alleviated, the operation is stable, no noise is generated, the grinding disc 7 and a grinding workpiece can be more stably dressed, and the grinding disc bracket 64 is fixedly installed at the top of the main shaft 63.
Referring to fig. 4, the shaving device 3 includes a horizontal feeding mechanism and a vertical fine adjustment mechanism 34, the horizontal feeding mechanism includes a third motor 311, a motor frame 32 and a second driving rod 314, the third motor 311 is installed on the motor frame 32 and is used for driving the second driving rod to move horizontally, a knife rest base 33 is arranged at one end of the second driving rod, the vertical fine adjustment mechanism is installed on the knife rest base 33, the vertical fine adjustment mechanism 34 moves up and down through a spiral feeding mode, and a turning knife 341 is arranged at the bottom of the vertical fine adjustment mechanism 34. The second driving rod comprises a second ball screw 314 and a second sliding rod 316, and the second sliding rod 316 is fixedly connected with a second transmission nut 315 arranged on the second ball screw 314. The third motor 311 is connected to the second ball screw 314 through a second belt transmission mechanism, which includes a driving wheel 312 and a driven wheel 313, and the belt transmission is adopted in the transmission mode, and the belt has elasticity, can alleviate impact and vibration loads, operates stably, and is noiseless, so that the grinding disc 7 can be more stably dressed, and further, a smoother grinding disc 7 is provided for subsequent grinding of workpieces. The horizontal feeding mechanism further comprises a sliding rod shell 36 coated outside the second sliding rod 316, a plurality of sliding blocks 35 are arranged between the sliding rod shell 36 and the second sliding rod 316, and the arrangement of the sliding blocks 35 ensures the smoothness of the horizontal movement of the second sliding rod 316. One end of a sliding rod shell 36 is fixedly arranged on the motor frame 32, the other end of the sliding rod shell 36 is arranged on a rotary base 5 fixed on the machine base 1, the sliding rod shell 36 can rotate around a rotary shaft in the rotary base 5, and an adjusting screw for adjusting the levelness of the face trimming device 3 is arranged on the sliding rod shell 36.
In this embodiment, the specific process of performing the face modification of the polishing disc 7 is as follows: the vertical fine adjustment mechanism 34 of the dressing device 3 is adjusted to make the turning cutter 341 be located at a required feeding amount position relative to the surface of the grinding disc 7, the second motor 61 is started, the power is transmitted to the spindle 63 through the first belt transmission mechanism 62, the spindle 63 drives the grinding disc 7 to make a rotary motion, the third motor 311 is started to drive the turning cutter 341 to make a linear motion towards the rotation center of the grinding disc 7, and the dressing of the upper surface of the grinding disc 7 can be realized through the combined motion of the rotation of the grinding disc 7 and the linear motion of the turning cutter 341. The specific process of pressure loading is as follows: a workpiece is placed on the upper surface of the grinding disc 7, the first motor 21 is started to drive the first ball screw 221 to rotate through the coupling, the first transmission nut 222 is moved for a specified distance according to a set pressure value, the first sliding rod 224 is driven to be pressed downwards, pressure is formed and applied to the pressure loading disc 27, and the pressure loading disc 27 is stably and tightly attached to the workpiece and evenly applies pressure.
Example two:
referring to fig. 2, a difference between the present embodiment and the first embodiment is that the bottom of the machine base 1 is further provided with a ground foot support 9, and the ground foot support 9 is used for adjusting the levelness of the whole device, so as to ensure the normal working state of the device.
Example three:
referring to fig. 5, the difference between this embodiment and the first and second embodiments is that the pressure sensor 25 is connected to the transmitter 251, the transmitter 251 is connected to the data acquisition card 252, and the data acquisition card 252 is connected to the computer 253, so that during the grinding process, the pressure sensor 25 can transmit the detected pressure signal to the transmitter 251, and the pressure signal is conditioned and amplified and then transmitted to the computer 253 through the data acquisition card 252, thereby realizing the real-time measurement of grinding pressure loading and drawing a loading curve, so that the worker can know the pressure loading condition in real time and make a timely adjustment.
The above-mentioned embodiments are only described for the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and the technical solution of the present invention is not limited by the above-mentioned embodiments, and various modifications and improvements made by those skilled in the art can be made without departing from the spirit of the present invention.
Claims (10)
1. The plane grinding device loaded by the electric machine is characterized by comprising a base, a main shaft system, a face trimming device and a pressure loading device, wherein the main shaft system is arranged in the base, a grinding disc is arranged at the top of the main shaft system, the main shaft system drives the grinding disc to rotate, the face trimming device is arranged on one side of the grinding disc and used for trimming the grinding disc, the pressure loading device is arranged above the grinding disc, a workpiece is arranged on the surface of the grinding disc, and the pressure loading device applies pressure to the workpiece; the pressure loading device comprises a first motor, a first driving rod, a pressure sensor and a pressure loading disc, wherein the pressure sensor is installed at the top of the pressure loading disc, and the first motor drives the first driving rod to press down the pressure loading disc to apply specified pressure on a workpiece.
2. The electrical and mechanical loading plane grinding device as claimed in claim 1, wherein the pressure loading device is mounted on a support frame fixed on the base, the first driving rod comprises a first ball screw, a sliding piston and a first sliding rod, the first motor is connected with the first ball screw through a coupling, and two ends of the sliding piston are respectively fixedly connected with the first sliding rod and a first transmission nut arranged on the first ball screw;
the buffer assembly is arranged between the first sliding rod and the pressure sensor and comprises a spring guide post, a moving plate and a mounting plate, the moving plate is connected with the mounting plate through the spring guide post, the moving plate is fixedly connected with the first sliding rod, one end of the pressure sensor is fixedly connected with the mounting plate, and the other end of the pressure sensor is connected with the pressure loading disc through a floating joint.
3. An electromechanically loaded flat grinding device according to claim 1 or 2, wherein the pressure loading device is provided with a grating ruler.
4. The electrical and mechanical loading flat grinder assembly of claim 3, wherein the pressure sensor is coupled to a transducer, the transducer is coupled to a data acquisition card, and the data acquisition card is coupled to a computer.
5. An electromechanical loading flat grinder assembly as claimed in claim 1 wherein the spindle system includes a second motor mounted on a motor mount fixed in the housing, a first belt drive, the second motor rotating the spindle via the first belt drive, and a grinding disc holder fixedly mounted on top of the spindle.
6. The electrical and mechanical loading plane grinding device as claimed in claim 1, wherein the shaving device comprises a horizontal feeding mechanism and a vertical fine adjustment mechanism, the horizontal feeding mechanism comprises a third motor, a motor frame and a second driving rod, the third motor is mounted on the motor frame and used for driving the second driving rod to move horizontally, a knife frame seat is arranged at one end of the second driving rod, the vertical fine adjustment mechanism is mounted on the knife frame seat and moves up and down in a spiral feeding mode, and a turning knife is arranged at the bottom of the vertical fine adjustment mechanism.
7. The electrical and mechanical loading flat grinder as claimed in claim 6, wherein the second driving rod comprises a second ball screw and a second slide rod, and the second slide rod is fixedly connected with a second transmission nut arranged on the second ball screw.
8. An electromechanically loaded flat grinding apparatus according to claim 7, wherein the third motor is connected to the second ball screw via a second belt drive.
9. The electrical and mechanical loading flat grinder as claimed in claim 7, wherein the horizontal feed mechanism further comprises a slide bar housing covering the second slide bar, a plurality of slide blocks are disposed between the slide bar housing and the second slide bar, one end of the slide bar housing is fixedly mounted on the motor frame, the other end of the slide bar housing is mounted on a rotary base fixed on the machine base, and the slide bar housing can rotate around a rotation shaft in the rotary base.
10. The electrical and mechanical loading flat grinder assembly of claim 8, wherein the slide rod housing has an adjustment screw for adjusting the levelness of the shaving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021033553.4U CN212706144U (en) | 2020-06-08 | 2020-06-08 | Plane grinding device loaded by electric machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021033553.4U CN212706144U (en) | 2020-06-08 | 2020-06-08 | Plane grinding device loaded by electric machine |
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| CN212706144U true CN212706144U (en) | 2021-03-16 |
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| CN202021033553.4U Active CN212706144U (en) | 2020-06-08 | 2020-06-08 | Plane grinding device loaded by electric machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113814846A (en) * | 2021-09-08 | 2021-12-21 | 南京树芽科技有限公司 | High-precision grinding device for communication optical fiber and using method thereof |
| CN114700506A (en) * | 2022-04-22 | 2022-07-05 | 江西兆驰半导体有限公司 | Turning device and turning method of wafer polishing machine |
-
2020
- 2020-06-08 CN CN202021033553.4U patent/CN212706144U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113814846A (en) * | 2021-09-08 | 2021-12-21 | 南京树芽科技有限公司 | High-precision grinding device for communication optical fiber and using method thereof |
| CN114700506A (en) * | 2022-04-22 | 2022-07-05 | 江西兆驰半导体有限公司 | Turning device and turning method of wafer polishing machine |
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