CN109318065B - Numerical control grinding machine for superhard blade and process thereof - Google Patents
Numerical control grinding machine for superhard blade and process thereof Download PDFInfo
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- CN109318065B CN109318065B CN201811444904.8A CN201811444904A CN109318065B CN 109318065 B CN109318065 B CN 109318065B CN 201811444904 A CN201811444904 A CN 201811444904A CN 109318065 B CN109318065 B CN 109318065B
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- 238000000227 grinding Methods 0.000 title claims abstract description 150
- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000008569 process Effects 0.000 title abstract description 9
- 239000003595 mist Substances 0.000 claims abstract description 39
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 238000011084 recovery Methods 0.000 claims abstract description 12
- 238000004064 recycling Methods 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000000523 sample Substances 0.000 claims description 16
- 238000012545 processing Methods 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 claims description 10
- 239000000110 cooling liquid Substances 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 8
- 238000002955 isolation Methods 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000003507 refrigerant Substances 0.000 claims description 6
- 238000003754 machining Methods 0.000 claims description 5
- 238000004062 sedimentation Methods 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000013021 overheating Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 15
- 239000002826 coolant Substances 0.000 description 14
- 229910001651 emery Inorganic materials 0.000 description 9
- 238000005259 measurement Methods 0.000 description 9
- 238000001816 cooling Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 238000005286 illumination Methods 0.000 description 5
- 239000000498 cooling water Substances 0.000 description 4
- 239000013049 sediment Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000009966 trimming Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004781 supercooling Methods 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 2
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
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- 238000005265 energy consumption Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/02—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation according to the instantaneous size and required size of the workpiece acted upon, the measuring or gauging being continuous or intermittent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
- B24B49/12—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation involving optical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B51/00—Arrangements for automatic control of a series of individual steps in grinding a workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B53/00—Devices or means for dressing or conditioning abrasive surfaces
- B24B53/06—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels
- B24B53/062—Devices or means for dressing or conditioning abrasive surfaces of profiled abrasive wheels using rotary dressing tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
- B24B55/03—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant designed as a complete equipment for feeding or clarifying coolant
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/12—Devices for exhausting mist of oil or coolant; Devices for collecting or recovering materials resulting from grinding or polishing, e.g. of precious metals, precious stones, diamonds or the like
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/40—Lighting for industrial, commercial, recreational or military use
- F21W2131/403—Lighting for industrial, commercial, recreational or military use for machines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention provides a numerical control grinding machine for superhard blades and a process thereof, wherein the numerical control grinding machine comprises a machine tool, a main machine electric box, a main spindle box, a measuring system, a CCD (charge coupled device) detecting system and an oil mist recycling system; the main machine electric box is positioned at the left side of the machine tool, and a temperature adjusting device is arranged in the main machine electric box; the rear end of the sliding seat is provided with a sliding rail third driving motor for driving the sliding seat to move; the right side of the machine tool is provided with a vertical shaft system, a working platform with a dial is arranged above the vertical shaft system, a rotary tool apron is arranged above the dial, the CCD detection system is arranged at the rear end of the working platform, the working platform is provided with a sealing outer cover, the top of the outer cover is provided with an oil mist pipe, and the oil mist recovery system is connected with the outer cover through the oil mist pipe. The temperature adjusting device is arranged to automatically adjust the temperature in the main machine electric box, so that the temperature in the main machine electric box is prevented from overheating or overcooling in a proper range, the electronic components in the main machine are well protected, the use efficiency and the accuracy of the electronic components are improved, and the service life of the main machine electric box is prolonged.
Description
Technical Field
The invention relates to the technical field of numerical control grinding machines for superhard blades, in particular to a numerical control grinding machine for superhard blades and a process thereof.
Background
The numerical control grinder for superhard cutting blades is a machine tool for grinding the surface of a workpiece by using a grinding tool. Most grinding machines are grinding machines using grinding wheels that rotate at high speeds, and a few are grinding machines using other grinding tools such as whetstones, sanding belts, and free abrasive materials, such as honing machines, superfinishing machines, sanding belt grinding machines, and polishing machines. The numerical control grinding machine for the superhard blade comprises a numerical control surface grinding machine, a numerical control centerless grinding machine, a numerical control internal and external circular grinding machine, a numerical control vertical universal grinding machine, a numerical control coordinate grinding machine, a numerical control forming grinding machine and the like.
The utility model provides a numerical control grinding machine processing that superhard blade was used need use the coolant liquid, the coolant liquid exists a recycling recycle's process, used coolant liquid needs to filter the back and reuse, current grinding machine itself is from the coolant liquid circulating device effect of taking not good, influence cutter processingquality, possibly even lead to the reduction of lathe life, moreover the life of the filter of its paper that uses only has a few months, need change in the short term, manpower and financial cost have been increased, and the coolant liquid circulating device of the numerical control grinding machine that current superhard blade was used does not set up cooling device mostly, make the coolant liquid filter the coolant liquid and directly carry back in the coolant liquid conveying device in the numerical control grinding machine that superhard blade was used after the purification treatment, make the cooling effect that the coolant liquid reached relatively poor like the numerical control grinding machine coolant liquid purifier that superhard blade was used that chinese patent application number CN201320293320.1 proposed, the fine numerical control grinding machine coolant liquid purifier that superhard blade was used has the separation that will influence grinding precision in this application document, can make the coolant liquid recycle. However, the device cannot cool and protect electronic elements in the numerical control grinder for the superhard blade, and the electronic elements are easily damaged due to too high or too low temperature, so that the service life of the electronic elements is seriously influenced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the numerical control grinding machine for the superhard blade, which has the advantages of automatic cooling, accurate control, high degree of automation, high grinding precision, avoidance of human factor interference and capability of prolonging the service life, and the process thereof.
The technical scheme of the invention is as follows: a numerical control grinding machine for superhard blades and a process thereof comprise a machine tool, a main machine electric box, a main spindle box, a measuring system, a CCD detection system and an oil mist recovery system;
the main machine electric box is positioned at the left side of the machine tool, and a temperature adjusting device is arranged in the main machine electric box;
the machine tool is provided with a sliding rail, a sliding seat is arranged on the sliding rail, the spindle box is arranged in the middle of the sliding seat matched with the sliding rail, the spindle box is provided with a grinding wheel trimmer, the front end of the sliding seat is fixedly provided with a measuring system, and the rear end of the sliding seat is provided with a third driving motor for driving the sliding seat to move;
the right side of the machine tool is provided with a vertical shaft system, a working platform with a dial is arranged above the vertical shaft system, a rotary tool apron is arranged above the dial, the CCD detection system is arranged at the rear end of the working platform, a sealing outer cover is arranged on the working platform, the top of the outer cover is provided with an oil mist pipe, and the oil mist recovery system is connected with the outer cover through the oil mist pipe;
the main machine electric box, the main spindle box, the measuring system, the CCD detecting system, the grinding wheel trimmer and the oil mist recycling system are controlled by the display screen.
Further, the temperature regulating device comprises an evaporator, a valve, a capillary tube, a condenser and a compressor, wherein one end of the evaporator is connected with the capillary tube through a conveying pipe, the other end of the evaporator is connected with the valve through the conveying pipe, the valve is connected with the compressor through the conveying pipe, the compressor is connected with the condenser through the conveying pipe, and a refrigerant is arranged in the conveying pipe; the host computer electronic box is internally provided with a temperature sensor, the temperature sensor is connected with a temperature regulating device, the refrigeration or the heating of the temperature regulating device is automatically controlled, and the temperature sensor is connected with a display screen.
Further, the refrigerant is freon, an insulating layer is arranged outside the conveying pipe, and the capillary tube and the conveying pipe are copper tubes.
Further, the valve is an electromagnetic four-way valve, the electromagnetic four-way valve comprises an electromagnetic guide valve, four through holes, a valve capillary tube and a main valve, one end of the valve capillary tube is connected with the through holes, the other end of the valve capillary tube is connected with the electromagnetic guide valve, the electromagnetic guide valve is arranged on the main valve, and the through holes are connected with the conveying pipe.
Further, the headstock includes support, grinding main shaft, first driving motor, second driving motor, grinding wheel and grinding main shaft actuating cylinder, the support is fixed to be located on the sliding seat, be equipped with the fixed column on the support, the fixed column top is equipped with first driving motor, be equipped with the through-hole in the fixed column, wear to be equipped with the grinding main shaft in the through-hole, the end is equipped with second driving motor and grinding wheel respectively about the grinding main shaft, still be equipped with grinding main shaft actuating cylinder in the fixed column and be located grinding main shaft lower extreme to with grinding main shaft swing joint, the grinding main shaft actuating cylinder receives the motion of first driving motor's drive grinding main shaft, and the grinding wheel receives the drive of second driving motor, the right side of fixed column is equipped with waterproof baffle.
Further, a vertical shaft motor is arranged on the vertical shaft system, and the tool apron is driven by the vertical shaft motor to rotate on the workbench; the tool apron is a pneumatic tool apron, a pneumatic pressing plate is arranged on the tool bar, and a fine tuning valve is arranged on the left side of the tool apron; and an illuminating lamp is arranged on the upper wall in the sealed outer cover.
Further, CCD detecting system includes prime lens, reticle, zoom objective, CCD camera and mount pad, the mount pad is fixed to be equipped with on the lathe, be equipped with movable rail on the mount pad, be equipped with prime lens on the movable rail, prime lens locates the top of blade holder relatively, prime lens's both sides are equipped with the light, prime lens is connected with the lower extreme of reticle, the end connection on the reticle zooms objective, the zoom objective top is equipped with the CCD camera, the CCD camera converts the optical signal into the electrical signal, is connected to the video input of monitor through video output terminal, and the monitor converts the electrical signal into the optical signal again and shows by the display screen, the CCD camera is fixed in on the stand on the vertical scroll system, CCD camera side is equipped with the fine setting pole.
Further, the measuring system comprises a measuring system driving cylinder, a touch type detecting head, a probe, a measuring driving shaft, a measuring installation seat and a measuring fixing seat, wherein the measuring system driving cylinder is fixed on the sliding seat through the measuring fixing seat, the measuring system driving cylinder is movably connected with one end of the measuring driving shaft, the measuring system driving cylinder is driven by a second driving motor to drive the measuring driving shaft to move, the other end of the measuring driving shaft is connected with the measuring installation seat, the touch type detecting head is fixedly arranged on the measuring installation seat, and the probe is detachably connected below the touch type detecting head; the touch type detecting head is connected with the display screen.
Further, oil mist recovery system includes one-level filter house, second grade sediment storehouse, coolant liquid isolation water tank and air-out storehouse, one-level filter house one end is connected with the oil mist pipe and communicates with each other, and its other end is connected with the second grade sediment storehouse, second grade sediment storehouse lower part is equipped with coolant liquid isolation water tank circulation, and second grade sediment storehouse upper portion is equipped with the air-out storehouse, be equipped with filter equipment in the air-out storehouse, still be equipped with the fan in the air-out storehouse.
Further, still be equipped with the emery wheel trimmer on the headstock, the emery wheel trimmer includes fixing base, protection seat, cylinder chamber, miniature air motor, gear box, emery wheel safety cover, emery wheel and the transmission shaft of repairing the emery wheel, fixing base and protection seat fixed connection, the fixing base passes through support and sliding seat fixed connection, the protection seat right-hand member is equipped with the gear box, be equipped with the gear of being connected with miniature air motor in the gear box, miniature air motor below is equipped with the cylinder chamber, gear phase-match on the transmission shaft one end of repairing the emery wheel of gear and below, the transmission shaft other end of repairing the emery wheel is equipped with the emery wheel, the outside of emery wheel is provided with the protection cover, miniature air motor is connected with the display screen.
A numerical control grinding machine for superhard blades and a process thereof comprise the following steps:
(a) Opening the outer cover, starting the illuminating lamp, placing the cutter on the cutter bar, and pressing the pneumatic pressing plate to the cutter;
(b) Setting a processing program and parameters on a display screen, controlling the rotation of a tool apron by a vertical shaft system, rotating a tool to a pre-grinding position of a grinding wheel, and starting an oil mist recovery system to recover and recycle the ground cooling water;
(c) Machining and grinding the cutter according to a set program, grinding the cutter by a grinding wheel according to a set feeding, and measuring and detecting the next step after finishing grinding;
(d) Measuring and detecting whether the cutter is qualified for machining; if the tool is unqualified, returning to the step (c) to continue grinding, and repeatedly measuring and detecting for a plurality of times until the tool is processed to be qualified;
(e) And finishing the grinding wheel after finishing processing, and cleaning the workbench.
Compared with the prior art, the invention has the following characteristics:
1. the integrated setting of online measurement system, CCD detecting system and grinding wheel trimmer makes when carrying out the grinding to the cutter, can better reach intelligent automation, can carry out online measurement to the cutter when carrying out the processing to the cutter to can carry out processing and detection measurement many times, reduce manual operation and reduce human intervention, the grinding wheel trimmer can directly maintain grinding wheel after the processing is accomplished, improve work efficiency, the uniformity that grinding wheel was given in when grinding processing and the stability of product have been improved simultaneously, avoid instability and the inconsistency that the human factor caused.
2. The temperature adjusting device is arranged to automatically adjust the temperature in the main machine electric box, so that the temperature in the main machine electric box is in a proper range, overheat or overcooling is prevented, an electronic element in the main machine is well protected, the use efficiency and accuracy of the electronic element are improved, and the service life of the main machine electric box is prolonged.
3. The touch type probe is a high-precision and high-sensitivity probe, realizes on-line measurement, effectively improves production efficiency, reduces errors, and can ensure the precision of 0.001mm by adopting a high-precision linear grating.
4. And the oil mist recovery system is used for treating oil mist generated during grinding, and filtered liquid flows into the cooling liquid compartment for recycling, so that the utilization rate is greatly improved, and the pollution to the environment is reduced.
The detailed structure of the present invention is further described below with reference to the accompanying drawings and detailed description.
Drawings
FIG. 1-is a schematic view of the structure of a numerically controlled grinder for superhard inserts;
FIG. 2-is a partial top view of the numerically controlled grinder for superhard inserts of FIG. 1;
FIG. 3-is an enlarged schematic view of portion A of FIG. 1;
FIG. 4 is a flow chart showing the operation of the thermostat of the present invention during cooling;
FIG. 5 is a flowchart showing the operation of the temperature control device of the present invention in heating;
FIG. 6-is a schematic view of the valve structure of FIG. 4 or FIG. 5;
FIG. 7-is a schematic diagram of the measurement system of FIG. 1;
FIG. 8-is a schematic view of the headstock of FIG. 1;
the grinding tool comprises a 1-cooling liquid isolating water tank, a 2-secondary sedimentation bin, a 3-fan, a 4-air outlet bin, a 5-primary filtering bin, a 6-oil mist pipe, a 7-outer cover, a 8-first driving motor, a 9-fine tuning valve, a 10-second driving motor, a 11-measuring system driving cylinder, a 12-sliding rail, a 13-workbench, a 14-main motor box, a 15-machine tool, a 16-vertical shaft system, a 17-cutter bar, a 18-pneumatic pressing plate, a 19-prime lens, a 20-cylinder cavity, a 21-micro pneumatic motor, a 22-gear box, a 23-reticle, a 24-finishing grinding wheel transmission shaft, a 25-grinding wheel protecting cover, a 26-grinding wheel, a 27-protecting seat, a 28-fixing seat, a 29-touch probe, a 30-probe, a 31-compressor, a 32-condenser, a 33-capillary tube, a 34-valve, a 35-conveying pipe, a 36-evaporator, a 37-valve capillary tube, a 38-main valve, a 39-electromagnetic guide valve, a 40-through port, a 41-measuring mounting seat, a 42-measuring driving shaft, a 43-measuring spindle, a 44-waterproof partition, a 45-grinding wheel, a 45-grinding tool holder, a 45-fixing seat, a 46-grinding tool, a 48-fixing seat, a grinding tool, a 52-fixing and a grinding tool, a 50-driving system, a grinding tool, a 50-grinding tool, a 52, a grinding tool, a grinding and a main shafts.
Detailed Description
Example 1
As shown in fig. 1-8: a numerical control grinding machine for superhard blades and a process thereof comprise a machine tool 15, a main machine box 14, a main spindle box, a measuring system 52, a CCD detection system 51 and an oil mist recovery system; the main motor box 14 is positioned at the left side of the machine tool 15, and a temperature regulating device is arranged in the main motor box 14; the machine tool 15 is provided with a slide rail 12, the slide rail 12 is provided with a slide seat, the spindle box is fixed at the middle part of the slide seat matched with the slide rail 12 through a bolt, the front end of the slide seat is also fixedly provided with a measuring system 52, and the rear end of the slide seat is provided with a third driving motor 53 of the slide rail 12 for driving the slide seat to move; the right side of the machine tool 15 is provided with a vertical shaft system 16, a working platform with a dial is arranged above the vertical shaft system 16, a rotary tool apron 50 is arranged above the dial, a CCD detection system 51 is arranged at the rear end of the working platform 13, a sealing outer cover 7 is arranged on the working platform 13, an oil mist pipe 6 is arranged at the top of the outer cover 7, an oil mist recovery system is connected with the outer cover 7 through the oil mist pipe 6, and a main machine electric box 14, a main spindle box, a measuring system 52, the CCD detection system 51, a grinding wheel trimmer and the oil mist recovery system are controlled by a display screen.
The temperature regulating device comprises an evaporator 36, a valve 34, a capillary tube 33, a condenser 32 and a compressor 31, wherein one end of the evaporator 36 is connected with the capillary tube 33 through a conveying pipe 35, the other end of the evaporator is connected with the valve 34 through the conveying pipe 35, the valve 34 is connected with the compressor 31 through the conveying pipe 35, the compressor 31 is connected with the condenser 32 through the conveying pipe 35, and a refrigerant is arranged in the conveying pipe 35; the temperature sensor is arranged in the main machine electric box 14 and is connected with the temperature regulating device, the refrigeration or heating of the temperature regulating device is automatically controlled, the temperature sensor is connected with the display screen, the temperature in the main machine electric box 14 is detected by the temperature sensor, the temperature data is displayed on the display screen, the condition of the temperature in the main machine electric box 14 can be intuitively known, the overheat or supercooling of the temperature in the main machine electric box 14 is effectively prevented, and the supercooling and supercooling can lead the reaction of electronic elements in the main machine electric box 14 to be slow or damaged; the display screen is arranged above the main machine box 14, so that the operation is convenient.
The main motor box 14 can also be arranged to be closed, so that pollution of oil mist to electronic elements can be prevented, a temperature regulating device in the main motor box 14 can also be introduced into the workbench 13 through the conveying pipe 35, the cooling or heating effect can be achieved on the temperature in the workbench 13, and the energy consumption can be effectively saved.
The refrigerant in the conveying pipe 35 is freon, an insulating layer is arranged outside the conveying pipe 35, and the capillary tube 33 and the conveying pipe 35 are copper pipes, so that heat conduction and heat dissipation are facilitated.
The valve 34 is an electromagnetic four-way valve, the electromagnetic four-way valve comprises an electromagnetic guide valve 39, four through holes 40, a valve capillary 37 and a main valve 38, one end of the valve capillary 37 is connected with the through holes 40, the other end of the valve capillary 37 is connected with the electromagnetic guide valve 39, the electromagnetic guide valve 39 is arranged on the main valve 38, the through holes 40 are connected with the conveying pipe 35, and the temperature adjusting device is used for refrigerating (as shown in figure 4) and heating (as shown in figure 5).
The main shaft box comprises a support 48, a grinding main shaft 45, a first driving motor 8, a second driving motor 10, a grinding wheel 46 and a grinding main shaft driving cylinder 47, wherein the support 48 is fixedly arranged on a sliding seat, a fixed column 49 is arranged on the support 48, and the top of the fixed column 49 is provided with the first driving motor 8; a through hole is formed in the fixing column 49, a grinding main shaft 45 is penetrated in the through hole, and the left end and the right end of the grinding main shaft 45 are respectively provided with a second driving motor 10 and a grinding wheel 46; the fixed column 49 is also internally provided with a grinding spindle driving cylinder 47 which is positioned at the lower end of the grinding spindle 45 and is movably connected with the grinding spindle 45, the grinding spindle driving cylinder 47 is driven by the first driving motor 8 to drive the grinding spindle 45 to move, and meanwhile, the grinding spindle 45 can swing or rotate up and down relative to the machine tool 15 by taking the grinding spindle driving cylinder 47 as a supporting point; the grinding wheel 46 is driven by the second driving motor 10, the second driving motor 10 is arranged at the left end of the grinding main shaft 45, and when the grinding main shaft 45 swings up and down, the grinding main shaft 45 can be balanced; the right side of the fixed column 49 is provided with a waterproof baffle 44, and the waterproof baffle 44 is used for blocking water mist generated during processing, so that the water mist is prevented from damaging equipment in the spindle box, and the service life is prolonged.
The tool apron 50 is a pneumatic tool apron 50, and the cutter bar 17 is provided with a pneumatic pressing plate 18, so that the tool can be quickly replaced. The left side of the tool apron 50 is provided with a fine tuning valve 9, the angle and the position of the tool apron 50 are adjusted through the fine tuning valve 9, and the lower part of the tool apron 50 is provided with an angle dial for correcting and adjusting the tool apron 50; the vertical shaft system 16 is provided with a vertical shaft motor, the tool apron 50 is driven by the vertical shaft motor to rotate by the workbench 13, and when the tool is processed, the tool apron 50 is driven by the vertical column motor to rotate to a required angle and approaches the grinding wheel 46, and the grinding wheel 46 is driven by the second driving motor 10 to grind the tool.
The CCD detection system 51 comprises a fixed focus objective 19, a dividing plate 23, a zoom objective, a CCD camera and a mounting seat, wherein the mounting seat is fixedly arranged on the machine tool 15, a movable guide rail is arranged on the mounting seat, the fixed focus objective 19 is arranged on the movable guide rail, the fixed focus objective 19 is oppositely arranged above the tool apron 50, and illumination lamps are arranged at two sides of the fixed focus objective 19, and when a tool is detected, a light source is provided through illumination of the illumination lamps, so that the detection precision and the closing condition of the tool are improved; the prime lens 19 is connected with the lower end of the dividing plate 23, the upper end of the dividing plate 23 is connected with the zoom lens, a CCD camera is arranged above the zoom lens, the CCD camera converts optical signals into electric signals, the electric signals are connected to the video input end of the monitor through a video output terminal, the monitor converts the electric signals into optical signals to be displayed by a display screen, and a fine adjustment rod is arranged on the side face of the CCD camera and used for adjusting the definition of images acquired by the CCD camera and the focal length of the zoom lens.
The online grinding polycrystalline diamond or boron nitride cutter is illuminated by a lighting lamp of a machine tool 15, the size of the cutter tip is amplified in a fixed-focus objective 19 in a fixed-time manner, the cutter tip radius size can be measured by the aid of the reticle 23, then the cutter tip image and a reticle 23 reticle are amplified in a fixed-time manner on the CCD photosensitive surface of a CCD camera through the zoom objective, the CCD converts optical signals into electric signals, the electric signals are connected to a video input end of a monitor through a video output terminal, the monitor converts the electric signals into optical signals and displays the optical signals on a display screen, and the cutter tip radius size can be obtained through visual inspection of images on the display screen.
The measuring system 52 comprises a measuring system driving cylinder 11, a touch type detecting head 29, a probe 30, a measuring driving shaft 42, a measuring installation seat 41 and a measuring fixing seat 49, wherein the measuring system driving cylinder 11 is fixed on the sliding seat through the measuring fixing seat 49, the measuring system driving cylinder 11 is movably connected with one end of the measuring driving shaft 42, the measuring system driving cylinder 11 is driven by a second driving motor 10 to drive the measuring driving shaft 42 to move, the other end of the measuring driving shaft 42 is connected with the measuring installation seat 41, the touch type detecting head 29 is fixedly arranged on the measuring installation seat 41, and the probe 30 is detachably connected below the touch type detecting head 29; the data acquisition of the touch probe 29 is controlled and displayed by a display screen, the touch probe 29 on the measuring system 52 is extended out by the measuring system driving cylinder 11 during measurement, a cutter is in contact with the probe 30 below the touch probe 29 for measurement through rotation of a vertical shaft, the system automatically calculates the cutter size difference after measurement, the number is transmitted to the display screen, the touch probe 29 is controlled by the display screen after measurement is completed, the touch probe 29 returns to the original point, and the vertical shaft system 16 automatically controls the cutter size to be processed by adopting the grinding wheel 46.
The oil mist recycling system comprises a first-stage filtering bin 5, a second-stage precipitation bin 2, a cooling liquid isolation water tank 1 and an air outlet bin 4, and can be operated in multiple modes, when an automatic mode is started, water vapor and oil mist are sucked into the recycling device through a recycling channel at the top of an outer cover 7, the water vapor and the oil mist enter the first-stage filtering bin 5 of the recycling device to carry out oil dirt and water mist separation and filtration, the water mist enters the second-stage precipitation bin 2 to carry out water and air separation, and the air is discharged from an air outlet through a fan 3 in the air outlet bin 4 after the smell of the air is filtered by active carbon; the water and the oil are discharged into the cooling liquid isolation water tank 1 through the water outlet after being precipitated, the water and the oil of the cooling liquid isolation water tank 1 are used for cooling and recycling when the grinding wheel 46 grinds a cutter, thereby realizing the separation of oil and water mist generated by high-speed operation of equipment, a drain pipe is further arranged on one side of the workbench 13 and used for discharging cooling water when the grinding wheel 26 grinds the cutter, the drain pipe is connected with the cooling liquid isolation water tank 1 and is used for collecting the cooling water, recycling is performed again, and the pollution to the environment and the pollution and damage to parts of the numerical control machine tool 15 are reduced.
The upper wall in the sealed housing 7 is provided with an illuminating lamp for observing the condition of cutter processing on the workbench 13, and simultaneously providing illumination visual conditions for cutter detection and CCD detection, improving the detection precision and providing illumination conditions when the workbench 13 is cleaned and overhauled.
Example 2
The spindle box is further provided with a grinding wheel 26 trimmer, the grinding wheel 26 trimmer comprises a fixed seat 28, a protection seat 27, an air cylinder cavity 20, a micro pneumatic motor 21, a gear box 22, a grinding wheel protecting cover 25, a grinding wheel 26 and a trimming grinding wheel transmission shaft 24, the fixed seat 28 is fixedly connected with the protection seat 27, the right end of the protection seat 27 is provided with the gear box 22, a gear connected with the micro pneumatic motor 21 is arranged in the gear box 22, the air cylinder cavity 20 is arranged below the micro pneumatic motor 21, the gear is matched with the gear on one end of the lower trimming grinding wheel transmission shaft 24, the other end of the trimming grinding wheel transmission shaft 24 is provided with the grinding wheel 26, the outer side of the grinding wheel 26 is provided with a grinding wheel protecting cover 25, the micro pneumatic motor 21 is controlled by a display screen, and the grinding wheel 26 trimmer is used for trimming the grinding wheel 46, so that the grinding wheel 46 can maintain the processing requirements, and the working efficiency is effectively improved.
When the cutter is processed, the invention controls each system and component through the display screen, and is provided with the measuring system 52, the CCD detecting system 51, the grinding wheel 26 trimmer and the oil mist return system, so that the grinding of the cutter is more intelligent and automatic, the feeding amount of the grinding wheel 46 can be kept consistent during the grinding, meanwhile, the precision of the product is kept unchanged, the stability and the working efficiency of the product are improved, and the pollution to the environment is reduced.
The using method of the numerical control grinder for the superhard blade comprises the following operations:
(a) Opening the outer cover, starting the illuminating lamp, placing the cutter on the cutter bar 17, and pressing the pneumatic pressing plate 18 to the cutter;
(b) Setting a processing program and parameters on a display screen, controlling the rotation of a tool apron by a vertical shaft system, rotating a tool to a pre-grinding position of a grinding wheel 46, and starting an oil mist recovery system to recover and recycle the ground cooling water and oil mist;
(c) The cutter is processed and ground according to a set program, the grinding wheel 46 grinds the cutter according to a set feeding, and the next measuring and detecting are carried out after the grinding is finished;
(d) Measuring and detecting whether the cutter is qualified for machining; if the tool is unqualified, returning to the step (c) to continue grinding, and repeatedly measuring and detecting for a plurality of times until the tool is processed to be qualified;
(e) After finishing processing, the grinding wheel 46 is dressed, the grinding wheel truer, the grinding wheel 46, the CCD detection system 51 and the tool apron are returned to the original positions, the workbench is cleaned, and maintenance of equipment is improved.
The foregoing is a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to apply equivalents and modifications to the technical solution and the concept thereof within the scope of the present invention as defined in the appended claims.
Claims (6)
1. The numerical control grinding machine for the superhard blade is characterized by comprising a machine tool, a main machine electric box, a main spindle box, a measuring system, a CCD detection system and an oil mist recovery system, wherein the main machine electric box is positioned at the left side of the machine tool, and a temperature regulating device is arranged in the main machine electric box;
the machine tool is provided with a sliding rail, a sliding seat is arranged on the sliding rail, the spindle box is arranged in the middle of the sliding seat matched with the sliding rail, the spindle box is provided with a grinding wheel trimmer, the front end of the sliding seat is fixedly provided with a measuring system, and the rear end of the sliding seat is provided with a third driving motor for driving the sliding seat to move;
the right side of the machine tool is provided with a vertical shaft system, a working platform with a dial is arranged above the vertical shaft system, a rotary tool apron is arranged above the dial, the CCD detection system is arranged at the rear end of the working platform, a sealing outer cover is arranged on the working platform, the top of the outer cover is provided with an oil mist pipe, and the oil mist recovery system is connected with the outer cover through the oil mist pipe;
the main machine electric box, the main spindle box, the measuring system, the CCD detecting system, the grinding wheel trimmer and the oil mist recycling system are controlled by the display screen;
the temperature regulating device comprises an evaporator, a valve, a capillary tube, a condenser and a compressor, wherein one end of the evaporator is connected with the capillary tube through a conveying pipe, the other end of the evaporator is connected with the valve through the conveying pipe, the valve is connected with the compressor through the conveying pipe, the compressor is connected with the condenser through the conveying pipe, and a refrigerant is arranged in the conveying pipe; the temperature sensor is arranged in the main machine electric box and connected with the temperature regulating device, and is used for automatically controlling the refrigeration or heating of the temperature regulating device and connected with the display screen;
the CCD detection system comprises a fixed focus objective, a reticle, a zoom objective, a CCD camera and a mounting seat, wherein the mounting seat is fixedly arranged on a machine tool, a movable guide rail is arranged on the mounting seat, the fixed focus objective is arranged on the movable guide rail, the fixed focus objective is relatively arranged above a tool apron, two sides of the fixed focus objective are provided with illuminating lamps, the fixed focus objective is connected with the lower end of the reticle, the end on the reticle is connected with the zoom objective, the CCD camera is arranged above the zoom objective, the CCD camera converts an optical signal into an electric signal, the electric signal is connected to a video input end of a monitor through a video output terminal, the monitor converts the electric signal into an optical signal and displays the optical signal by a display screen, the CCD camera is fixed on an upright post on a vertical shaft system, and a fine adjustment rod is arranged on the side surface of the CCD camera;
the measuring system comprises a measuring system driving cylinder, a touch type detecting head, a probe, a measuring driving shaft, a measuring mounting seat and a measuring fixing seat, wherein the measuring system driving cylinder is fixed on the sliding seat through the measuring fixing seat, the measuring system driving cylinder is movably connected with one end of the measuring driving shaft, the measuring system driving cylinder is driven by a second driving motor to drive the measuring driving shaft to move, the other end of the measuring driving shaft is connected with the measuring mounting seat, the touch type detecting head is fixedly arranged on the measuring mounting seat, the probe is detachably connected below the touch type detecting head, and the touch type detecting head is connected with the display screen;
the oil mist recycling system comprises a primary filtering bin, a secondary sedimentation bin, a cooling liquid isolation water tank and an air outlet bin, wherein one end of the primary filtering bin is connected and communicated with an oil mist pipe, the other end of the primary filtering bin is connected with the secondary sedimentation bin, the cooling liquid isolation water tank is arranged at the lower part of the secondary sedimentation bin for circulation, the air outlet bin is arranged at the upper part of the secondary sedimentation bin, a filtering device is arranged in the air outlet bin, and a fan is further arranged in the air outlet bin.
2. The numerically controlled grinder for superhard blades according to claim 1, wherein the refrigerant is freon, the outside of the delivery tube is provided with an insulating layer, and the capillary tube and the delivery tube are copper tubes; the valve is an electromagnetic four-way valve, the electromagnetic four-way valve comprises an electromagnetic guide valve, four through holes, a valve capillary tube and a main valve, one end of the valve capillary tube is connected with the through holes, the other end of the valve capillary tube is connected with the electromagnetic guide valve, the electromagnetic guide valve is arranged on the main valve, and the through holes are connected with a conveying pipe.
3. The numerical control grinder for superhard blades according to claim 1, wherein the headstock comprises a support, a grinding spindle, a first driving motor, a second driving motor, a grinding wheel and a grinding spindle driving cylinder, the support is fixedly arranged on the sliding seat, a fixed column is arranged on the support, the first driving motor is arranged at the top of the fixed column, a through hole is arranged in the fixed column, the grinding spindle is arranged in the through hole in a penetrating manner, the left end and the right end of the grinding spindle are respectively provided with the second driving motor and the grinding wheel, the grinding spindle driving cylinder is further arranged in the fixed column and is positioned at the lower end of the grinding spindle and movably connected with the grinding spindle, the grinding spindle driving cylinder is driven by the first driving motor to move the grinding spindle, the grinding wheel is driven by the second driving motor, and a waterproof baffle is arranged on the right side of the fixed column.
4. The numerically controlled grinder for superhard inserts according to claim 1, wherein the vertical shaft system is provided with a vertical shaft motor, and the tool holder is driven by the vertical shaft motor to rotate on a workbench; the tool apron is a pneumatic tool apron, a pneumatic pressing plate is arranged on the tool bar, and a fine tuning valve is arranged on the left side of the tool apron; and an illuminating lamp is arranged on the upper wall in the sealed outer cover.
5. The numerical control grinder for superhard blades according to claim 1, wherein the grinding wheel dresser comprises a fixed seat, a protection seat, a cylinder cavity, a miniature pneumatic motor, a gear box, a grinding wheel protecting cover, a grinding wheel and a dressing grinding wheel transmission shaft, the fixed seat is fixedly connected with the protection seat, the fixed seat is fixedly connected with the sliding seat through a support, the right end of the protection seat is provided with the gear box, a gear connected with the miniature pneumatic motor is arranged in the gear box, the cylinder cavity is arranged below the miniature pneumatic motor, the gear is matched with the gear on one end of the lower dressing grinding wheel transmission shaft, the other end of the dressing grinding wheel transmission shaft is provided with a grinding wheel, the outer side of the grinding wheel is provided with the grinding wheel protecting cover, and the miniature pneumatic motor is connected with the display screen.
6. A method of using a numerically controlled grinder for superhard inserts according to any one of claims 1 to 5, comprising the steps of:
(a) Opening the outer cover and placing the cutter on the cutter bar;
(b) Setting a processing program and parameters on a display screen;
(c) Machining and grinding the cutter according to a set program;
(d) Measuring and detecting whether the cutter is qualified for machining; if the tool is unqualified, returning to the step (c), repeatedly measuring and detecting for a plurality of times, and processing the tool;
(e) And finishing the grinding wheel after finishing processing, and cleaning the workbench.
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| CN110238756A (en) * | 2019-06-27 | 2019-09-17 | 广东科杰机械自动化有限公司 | A kind of grinding wheel camber line dressing method |
| CN110712078B (en) * | 2019-10-21 | 2021-04-20 | 杜俊红 | Blade chamfering machine |
| CN111113235B (en) * | 2020-02-25 | 2020-11-03 | 广西盛隆冶金有限公司 | Polishing protection device for surface of rusted plate |
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