CN115179129A - Double-end-surface disc type vertical shaft numerical control grinding machine - Google Patents
Double-end-surface disc type vertical shaft numerical control grinding machine Download PDFInfo
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- CN115179129A CN115179129A CN202210775025.3A CN202210775025A CN115179129A CN 115179129 A CN115179129 A CN 115179129A CN 202210775025 A CN202210775025 A CN 202210775025A CN 115179129 A CN115179129 A CN 115179129A
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- driving device
- servo motor
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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
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
- B24B7/17—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings for simultaneously grinding opposite and parallel end faces, e.g. double disc grinders
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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
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
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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
- 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
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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
- 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
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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
- 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
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses a double-end-surface disc type vertical shaft numerical control grinding machine, which comprises a grinding mechanism, a cooling system, a main control box, a feeding and discharging mechanism and a grinding wheel dresser, wherein the grinding mechanism is used for grinding two opposite end surfaces of a workpiece; the automatic feeding, grinding and discharging device can complete automatic feeding, automatic grinding and automatic discharging, can complete grinding of two opposite end faces of a workpiece at one time, can realize uninterrupted grinding, and greatly improves grinding efficiency.
Description
Technical Field
The invention relates to a double-end-surface disc type vertical shaft numerical control grinding machine.
Background
A grinding machine (grinder) is a machine tool that grinds a surface of a workpiece with a grindstone. Most grinding machines use a grinding wheel rotating at high speed for grinding, and a few grinding machines use other grinding tools such as oilstone and abrasive belt and free abrasive materials for processing, such as honing machines, superfinishing machines, abrasive belt grinders, grinding machines and polishing machines; the grinder can process materials with higher hardness, such as hardened steel, hard alloy and the like; brittle materials such as glass, granite, etc. can also be processed; the grinding machine can grind with high precision and small surface roughness, and can grind with high efficiency, such as strong grinding.
Most of the existing grinding machines are semi-automatic mechanisms, when a workpiece is ground, the workpiece needs to be fixed firstly, then grinding work is carried out on adjusting equipment, uninterrupted and progressive workpiece grinding operation is difficult to carry out, and the production efficiency is low; meanwhile, when the conventional grinding machine grinds the workpiece again, the grinding work of only one surface can be finished at one time; if two surfaces are ground, two times of grinding operation is needed, and the operation is complicated; the existing grinding machine is lack of intellectualization and automation, and can not meet the requirement of the existing production, so that a double-end-surface disc type vertical shaft numerical control grinding machine needs to be developed to solve the problems encountered at present.
Disclosure of Invention
The invention aims to solve the technical problem of providing the double-end-surface disc type vertical shaft numerical control grinding machine which is convenient to use, simple to operate, capable of finishing automatic feeding, automatic grinding and automatic discharging, capable of finishing grinding of two opposite end surfaces of a workpiece at one time, capable of realizing continuous grinding, greatly improving the grinding efficiency, and capable of realizing automation of workpiece grinding, and has practicability and wide application.
In order to solve the problems, the invention adopts the following technical scheme:
the utility model provides a bi-polar face disc type vertical scroll numerically controlled grinder, includes grinding mechanism, cooling system, master control case, feeding and discharging mechanism and grinding wheel trimmer, and grinding mechanism is used for the grinding of two relative terminal surfaces of work piece, and cooling system is used for supplying with, retrieving, filtration treatment and cooling of coolant liquid, and the master control case is used for the automatic control of whole grinding machine operation, and feeding and discharging mechanism is used for the automatic feeding of work piece, ejection of compact conveying operation, and grinding wheel trimmer is used for the repairment of emery wheel surface, grinding mechanism includes grinding drive arrangement, upper rack, lower grinding drive arrangement, lower frame, servo motor two and servo motor three, and upper grinding drive arrangement is the symmetry with lower grinding drive arrangement in vertical direction and sets up, and the grinding drive arrangement reciprocates on the servo motor three drive, and grinding drive arrangement reciprocates under the servo motor two drive.
Preferably, the upper grinding driving device and the lower grinding driving device both comprise a main shaft, a body shell, a transition shaft and a sleeve, the sleeve is arranged on the outer side of the main shaft, a first ball bearing group and a second ball bearing group are arranged between the sleeve and the main shaft, the body shell is arranged on the outer side of the sleeve, a first tail cover and a second tail cover are respectively arranged at two ends of the body shell, and the sleeve is fixed through the first tail cover and the second tail cover; an upper grinding wheel is mounted at the lower end of the main shaft of the upper grinding driving device, and a lower grinding wheel is mounted at the upper end of the main shaft of the lower grinding driving device.
This setting has realized the rotation operation of main shaft, plays better guard action to the main shaft simultaneously.
Preferably, the main shafts of the upper grinding driving device and the lower grinding driving device are provided with a through hole penetrating through the main shafts along the axial direction, the transition shafts of the upper grinding driving device and the lower grinding driving device are provided with rotary joints, and the rotary joints, the transition shafts and the through holes are communicated with the upper grinding wheel or the lower grinding wheel.
The arrangement is convenient for the entering of cooling liquid through the action of the rotary joint, the through hole and the like, and the cooling liquid is used for cooling the ground workpiece and the grinding wheel, so that the grinding effect is improved, and the continuous grinding operation of the grinding machine is ensured; meanwhile, the cooling liquid takes away the particulate matters in the grinding process.
Preferably, a third belt wheel is installed at the upper end of the main shaft of the upper grinding driving device, a fourth belt wheel is installed at the lower end of the main shaft of the lower grinding driving device, a first motor is installed on the upper frame, a second motor is installed on the lower frame, a first belt wheel is installed at the upper end of the first motor, a second belt wheel is installed at the lower end of the second motor, wedge belts are arranged between the first belt wheel and the third belt wheel and between the second belt wheel and the fourth belt wheel and are connected through the wedge belts, and the first motor and the second motor drive the main shaft to rotate through the wedge belts.
This setting is convenient for control upper and lower two main shafts through the effect of motor respectively and independently rotate, can realize the main shaft syntropy or antiport to satisfy the needs of different work piece grindings, can realize one of them grinding of both ends terminal surface or two terminal surface synchronous grinding in the work piece.
Preferably, the body shells of the upper grinding driving device and the lower grinding driving device are provided with fixed plates, the fixed plates are provided with sliding blocks, the sliding blocks are provided with guide grooves, and the upper frame and the lower frame are provided with guide rails matched with the guide grooves; the nut is installed on the body shell, the screw rods are installed on the second servo motor and the third servo motor, the screw rods are connected with the nut, and the second servo motor and the third servo motor drive the lower grinding driving device and the upper grinding driving device to move in a feeding mode along the guide rail through the screw rods and the nut.
This setting has realized the removal of going up grinding drive arrangement, lower grinding drive arrangement through effects such as servo motor, lead screw, guide rail, has been convenient for go up the adjustment of the distance between emery wheel and the lower emery wheel, realizes the control of grinding volume simultaneously, makes the grinding machine can satisfy the needs of different thickness work pieces grinding simultaneously.
Preferably, the feeding and discharging mechanism comprises a feeding conveying device, a first discharging conveying device, a second discharging conveying device, a third discharging conveying device, a fourth discharging conveying device and an auxiliary grinding mechanism, the auxiliary grinding mechanism comprises a rotating shaft, a first servo motor, a water baffle and a material tray, the first servo motor drives the material tray to rotate through the rotating shaft, a trough which is distributed at equal intervals is arranged on the material tray, a material tray pressing plate, an upper pressing plate and a locking pressing plate are sequentially arranged at the upper end of the material tray, the material tray pressing plate, the upper pressing plate and the locking pressing plate are all fixed on the rotating shaft, a bottom plate is arranged at the lower end of the material tray, a supporting rod is arranged on the water baffle, the bottom plate is fixed on the supporting rod, and a wear-resisting plate is arranged on the upper surface of the bottom plate.
By the arrangement, automatic feeding and discharging operations of workpieces are realized through the action of the feeding and discharging mechanism, and uninterrupted feeding and discharging operations are realized; meanwhile, the workpiece is driven to move at a constant speed through the material tray, so that the grinding consistency of the workpiece is ensured.
Preferably, the outer side of the charging tray is provided with a baffle, a first inlet and outlet pressing plate and a second inlet and outlet pressing plate, the baffle is distributed around the circumferential direction of the charging tray, the baffle is fixed on the bottom plate, the water baffle is provided with a positioning column, and the first inlet and outlet pressing plate and the second inlet and outlet pressing plate are installed on the positioning column.
The arrangement prevents the moving workpiece from moving outwards through the action of the baffle; the workpiece can stably enter the space between the upper grinding wheel and the lower grinding wheel under the action of the inlet and outlet pressing plates, and smooth grinding of the end face of the workpiece is guaranteed.
Preferably, one end of the first discharge conveying device extends to the lower end of the material tray, and a material stirring rod is installed at the joint of the first discharge conveying device and the material tray.
This setting is convenient for take out the work piece in will moving through the effect of dialling the material pole from the silo for the work piece moves to ejection of compact conveyor one on, realizes automatic unloading operation.
Preferably, the grinding wheel dresser comprises a dressing arm, a reduction gearbox, a fixed shaft and a servo motor IV, the reduction gearbox, the fixed shaft and the dressing arm are sequentially connected, and the servo motor IV drives the dressing arm to rotate through the fixed shaft.
This setting is convenient for drive the arm rotation of maintaining through servo motor four's effect, accomplishes through the effect of maintaining the arm and maintains the emery wheel to guarantee the planarization of emery wheel working face.
Preferably, a screw rod, an adjusting nut and a spherical gasket are arranged between the upper frame and the lower frame, the adjusting nut is connected with the screw rod, the adjusting nuts are multiple, the screw rod, the upper frame and the lower frame are fixedly connected through the adjusting nuts, and the spherical gasket is arranged between the adjusting nut and the upper frame and between the adjusting nut and the lower frame.
This setting, fixed connection between frame, the lower carriage is accomplished through the effect of adjusting nut and screw rod, and the distance between frame and the lower carriage is gone up in the effect adjustment through adjusting nut simultaneously to be favorable to the adjustment of distance between the emery wheel or between emery wheel and the work piece, thereby be convenient for the grinding.
The invention has the beneficial effects that: convenient to use, easy operation can accomplish automatic feeding, automatic grinding, automatic unloading operation, can once accomplish the grinding of two opposite terminal surfaces of work piece, can realize material loading within a definite time, constantly grinding, has improved grinding efficiency greatly, has realized the automation of work piece grinding, can satisfy the needs of different work piece grindings simultaneously, can maintain self emery wheel simultaneously, and it has practicality and the universality of use.
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 embodiments or the technical solutions in the prior art are briefly described below, but do not limit the protection scope of the present invention.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the cooling system installation of the present invention;
FIG. 3 is a schematic view of the tray installation of the present invention;
FIG. 4 is a schematic view of an installation of a servo motor according to the present invention;
FIG. 5 is a schematic view of a lead screw installation of the present invention;
FIG. 6 is a schematic view of the grinding drive assembly of the present invention;
FIG. 7 is a schematic view of a conditioning arm installation of the present invention;
fig. 8 is a schematic cross-sectional view of a grinding drive of the present invention.
Wherein, 1, a grinding mechanism, 2, a cooling system, 3, a main control box, 4, a feeding and discharging mechanism, 5, a feeding and conveying device, 6, a first discharging and conveying device, 7, a second discharging and conveying device, 8, a third discharging and conveying device, 9, a fourth discharging and conveying device, 10, an auxiliary feeding bearing, 11, a material tray, 12, a baffle, 13, a first feeding and discharging pressure plate, 14, a second feeding and discharging pressure plate, 15, a material groove, 16, a material shifting rod, 17, an abrasion resistant plate, 18, a protective cover, 19, a bottom plate, 20, a material tray pressure plate, 21, an upper pressure plate, 22, a locking pressure plate, 23, an upper frame, 24, an upper grinding driving device, 25, a lower grinding driving device, 26, a first motor, 27, a first belt wheel, 28, a second motor, 29, a second belt wheel, 30, a third belt wheel, 31, a fourth belt wheel, 32, a lower frame, 33, a rotating shaft, 34, a first servo motor, 35, a second servo motor, 36, a third servo motor, 37, a screw rod, 38, a nut, 39, a fixing plate, 40, a guide groove, 41, a guide rail, 42, a through hole, 43, a main shaft, 44, a rotary joint, 45, a transition shaft, 46, a first tail cover, 47, a body shell, 48, a sleeve, 49, a first ball bearing set, 50, a retainer ring, 51, a gasket, 52, a second ball bearing set, 53, an O-shaped ring, 54, a second tail cover, 55, a lower grinding wheel, 56, a trimming arm, 57, a support rod, 58, a water baffle, 59, a spherical gasket, 60, a mist absorber interface, 61, a magnetic separator, 62, a cooling water pump, 63, a first water tank, 64, 65, a second water tank, 66, a refrigerating machine, 67, a fixed shaft, 68, a fourth servo motor, 69, a screw rod, 70, an adjusting nut and 71.
Detailed Description
Referring to fig. 1 to 8, the double-end-surface disc type vertical shaft numerical control grinding machine comprises a grinding mechanism 1, a cooling system 2, a main control box 3, a feeding and discharging mechanism 4 and a grinding wheel dresser, wherein the grinding mechanism 1 is used for grinding two opposite end surfaces of a workpiece, the cooling system 2 is used for supplying, recovering, filtering and cooling liquid, the main control box 3 is used for automatically controlling the operation of the whole grinding machine, the feeding and discharging mechanism 4 is used for automatically feeding and discharging the workpiece, the grinding wheel dresser 5 is used for dressing the surface of a grinding wheel, the grinding mechanism 1 comprises an upper grinding driving device 24, an upper frame 23, a lower grinding driving device 25, a lower frame 32, a servo motor II 35 and a servo motor III 36, the upper grinding driving device 24 and the lower grinding driving device 25 are symmetrically arranged in the vertical direction, the servo motor III 36 drives the upper grinding driving device 23 to move up and down, and the servo motor II 35 drives the lower grinding driving device 25 to move up and down.
Further, the upper grinding driving device 24 and the lower grinding driving device 25 both comprise a main shaft 43, a body shell 47, a transition shaft 45 and a sleeve 48, the sleeve 48 is arranged outside the main shaft 43, a first ball bearing group 49 and a second ball bearing group 52 are arranged between the sleeve 48 and the main shaft 43, the body shell 47 is arranged outside the sleeve 48, a first tail cover 46 and a second tail cover 54 are respectively arranged at two ends of the body shell 47, and the sleeve 48 is fixed through the first tail cover 46 and the second tail cover 54; an upper grinding wheel (not shown) is attached to the lower end of the main shaft of the upper grinding drive unit 24, and a lower grinding wheel 55 is attached to the upper end of the main shaft of the lower grinding drive unit 25.
Further, the spindles of the upper grinding driving device 24 and the lower grinding driving device 25 are provided with a through hole 42 penetrating through the spindles in the axial direction, the transition shafts of the upper grinding driving device 24 and the lower grinding driving device 25 are provided with rotary joints 44, and the rotary joints 44, the transition shafts 45 and the through hole 42 are communicated with the upper grinding wheel or the lower grinding wheel.
Further, go up grinding drive arrangement 24 the main shaft upper end is installed band pulley three 30, lower grinding drive arrangement 25 the main shaft lower extreme is installed band pulley four 31, install motor one 26 on going up the frame 23, install motor two 28 on the lower frame 32, band pulley one 27 is installed to the upper end of motor one 26, and band pulley two 29 is installed to the lower extreme of motor two 28, is equipped with the V-ribbed belt and passes through the V-ribbed belt connection between band pulley one 27 and band pulley three 30, band pulley two 29 and band pulley four 31, and motor one 26, motor two 28 drive through the V-ribbed belt the main shaft rotates.
Further, the body shells of the upper grinding driving device 24 and the lower grinding driving device 25 are provided with a fixed plate 39, the fixed plate 39 is provided with a slide block, the slide block is provided with a guide groove 40, and the upper frame 23 and the lower frame 32 are both provided with guide rails 41 matched with the guide groove; the nut 38 is installed on the body shell 47, the lead screw 37 is installed on the second servo motor 35 and the third servo motor 36, the lead screw 37 is connected with the nut 38, and the second servo motor 35 and the third servo motor 36 drive the lower grinding driving device 25 and the upper grinding driving device 24 to move in a feeding mode along the guide rail through the lead screw and the nut.
Further, business turn over material mechanism includes feeding conveyor 5, ejection of compact conveyor 6, ejection of compact conveyor two 7, ejection of compact conveyor 8, ejection of compact conveyor four 9 and supplementary grinding machanism, supplementary grinding machanism includes rotation axis 33, servo motor 34, breakwater 58 and charging tray 11, and servo motor 34 drives charging tray 11 through rotation axis 33 and rotates, be equipped with a silo 15 that a equidistance distributes on the charging tray 11, the upper end of charging tray 11 is equipped with charging tray clamp plate 20, top board 21 and locking clamp plate 22 in proper order, charging tray clamp plate 20, top board 21 and locking clamp plate 22 are all fixed on rotation axis 33, the lower extreme of charging tray 11 is equipped with bottom plate 19, be equipped with bracing piece 57 on the breakwater 58, bottom plate 19 is fixed on bracing piece 57, the upper surface of bottom plate 19 is equipped with wear-resisting plate 17.
Further, a baffle plate 12, a first inlet and outlet pressure plate 13 and a second inlet and outlet pressure plate 14 are arranged on the outer side of the material tray 11, the baffle plate 12 is circumferentially distributed around the material tray 11, the baffle plate 12 is fixed on the bottom plate 19, a positioning column is arranged on the water baffle plate 58, and the first inlet and outlet pressure plate 13 and the second inlet and outlet pressure plate 14 are arranged on the positioning column.
Further, one end of the first discharge conveying device 6 extends to the lower end of the material tray 11, and a material poking rod 16 is installed at the joint of the first discharge conveying device 6 and the material tray 11.
Further, the grinding wheel dresser comprises a dressing arm 56, a reduction gearbox 66, a fixed shaft 67 and a servo motor IV 68, wherein the servo motor IV 68, the reduction gearbox 66, the fixed shaft 67 and the dressing arm 56 are sequentially connected, and the servo motor IV 68 drives the dressing arm 56 to rotate through the fixed shaft 67.
Further, a screw 69, an adjusting nut 70 and a spherical gasket 59 are arranged between the upper frame 23 and the lower frame 32, the adjusting nut 70 is connected with the screw 69, the adjusting nuts 70 are multiple, the screw 69, the upper frame 23 and the lower frame 32 are fixedly connected through the adjusting nut 70, and the spherical gasket 59 is arranged between the adjusting nut and the upper frame and the lower frame.
Further, an auxiliary feeding bearing 10 is arranged at the joint of the feeding conveying device 5 and the material tray 11; the workpiece can automatically enter the trough under the action of the auxiliary feeding bearing.
Further, a mist absorber interface 60 is installed on the lower frame 32, and the mist absorber interface is connected with an external vacuum-pumping device.
Further, a water receiving disc 71 is arranged at the lower end of the third discharge conveying device 8; the coolant liquid that the work piece was taken out is collected through the effect of water collector, prevents to drip everywhere, is convenient for maintain on-the-spot clean and tidy.
Further, a suction pump (not shown) is installed at one side of the lower frame 32.
Further, a protective cover 18 is arranged at the upper end of the upper grinding wheel; through the effect of protection casing, piece, granule and the cooling water that produces when preventing the grinding splashes to all around, play better stopping, guard action.
Further, a retainer ring 50 is mounted on the main shaft, and a gasket 51 is arranged between the retainer ring 50 and the second ball bearing.
Furthermore, an O-shaped ring 53 is arranged at the joint of the tail cover II 54 and the sleeve 48; the O-shaped ring plays a better role in sealing and water proofing.
The cooling system comprises a magnetic separator, a cooling water pump, a first water tank, a refrigerator and a second water tank, wherein the magnetic separator is arranged at the upper end of the second water tank, the cooling water pump pumps cooling liquid in the first water tank into the magnetic separator, the magnetic separator filters the cooling liquid, the filtered cooling liquid enters the second water tank and is conveyed to the refrigerator and a rotary joint through the water pump.
A pipeline is connected between the first water tank and the water baffle, and used cooling liquid flows into the first water tank through the pipeline to finish primary precipitation.
The cooling system of the present invention is obtained by direct procurement and is not described in detail.
The external structure of the main control box is common, and the electronic device for controlling the operation of the grinding machine is mainly arranged in the main control box, so that the details are omitted.
The feeding conveying device, the first discharging conveying device, the second discharging conveying device, the third discharging conveying device and the fourth discharging conveying device are common servo motors, belt wheels and conveying belt transmission structures, so that the details are omitted.
A gear box is also arranged between the first servo motor and the rotating shaft, and worm gears and worms are respectively arranged between the first servo motor and the rotating shaft and between the fourth servo motor and the fixed shaft.
The wedge belt connected between the first belt wheel and the third belt wheel and between the second belt wheel and the fourth belt wheel is narrow in width (smaller than the width of the belt wheel), and enough adjusting space is provided for the wedge belt, so that when the third belt wheel and the fourth belt wheel move in the vertical direction, the wedge belt can be automatically adjusted in a rotating process, the rotation in the horizontal direction is always kept, and the operation of the whole transmission system is not influenced.
When the automatic feeding device is used, a workpiece is sequentially placed on the feeding conveying device, the workpiece is gradually close to and contacted with the material tray under the action of the conveying belt (at the moment, the material tray is driven to rotate by the servo motor I), the workpiece is moved into the material groove of the material tray under the auxiliary action of the auxiliary feeding bearing, the workpiece is moved to a position between the upper grinding wheel and the lower grinding wheel under the driving action of the material tray, at the moment, the upper grinding wheel and the lower grinding wheel are in a rotating state, the workpiece moves to the first discharging conveying device from the material groove under the action of the material shifting rod after moving out the area where the grinding wheel is located along with the material tray, and then the workpiece sequentially passes through the second discharging conveying device, the third discharging conveying device and the fourth discharging conveying device to finish discharging operation.
In the process of grinding a workpiece, the first motor and the second motor drive the main shafts of the upper grinding driving device and the lower grinding driving device to rotate through the wedge belts, the upper grinding wheel and the lower grinding wheel are driven to rotate in the process of rotating the main shafts, and at the moment, the rotating directions of the upper grinding wheel and the lower grinding wheel can be controlled through the first motor and the second motor.
In the actual grinding process, the material tray and the structure and the shape of the material tray can be adjusted according to different workpieces, and the distance between the upper grinding wheel and the lower grinding wheel is adjusted according to the distance between the grinding surfaces of the workpieces, so that the grinding requirements of different kinds of workpieces can be met.
In the actual workpiece grinding process, after the distance between the upper grinding wheel and the lower grinding wheel is adjusted, the distance between the lower grinding driving device connected with the lower grinding wheel and the distance between the upper grinding driving device connected with the upper grinding wheel are not adjusted in the vertical direction in the working process; if the grinding wheels are worn and the thickness of the workpiece is changed, the upper grinding driving device and the lower grinding driving device are driven to do feed motion through the action of the servo motor II, the servo motor III and the screw rod to adjust the distance between the upper grinding wheel and the lower grinding wheel and the workpiece, and the transmission of the grinding wheels is not influenced by the width in the adjusting process.
The motor and the servo motor can be independently controlled, so that the workpiece can be kept in a static state or a rotating state in the grinding process, and the adjustment is specifically carried out according to actual requirements.
The above is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (10)
1. A double-end-surface disc type vertical shaft numerical control grinding machine is characterized in that: the grinding mechanism is used for grinding two opposite end faces of a workpiece, the cooling system is used for supplying, recovering, filtering and cooling liquid, the main control box is used for automatically controlling the operation of the whole grinding machine, the feeding and discharging mechanism is used for automatically feeding and discharging the workpiece and conveying the workpiece, the grinding wheel dresser is used for dressing the surface of a grinding wheel, the grinding mechanism comprises an upper grinding driving device, an upper rack, a lower grinding driving device, a lower rack, a second servo motor and a third servo motor, the upper grinding driving device and the lower grinding driving device are symmetrically arranged in the vertical direction, the upper grinding driving device is driven by the third servo motor to move up and down, and the second servo motor drives the lower grinding driving device to move up and down.
2. The double-ended disc-type vertical-axis numerically controlled grinding machine according to claim 1, wherein: the upper grinding driving device and the lower grinding driving device both comprise a main shaft, a body shell, a transition shaft and a sleeve, the sleeve is arranged on the outer side of the main shaft, a first ball bearing group and a second ball bearing group are arranged between the sleeve and the main shaft, the body shell is arranged on the outer side of the sleeve, a first tail cover and a second tail cover are respectively arranged at two ends of the body shell, and the sleeve is fixed through the first tail cover and the second tail cover; an upper grinding wheel is mounted at the lower end of the main shaft of the upper grinding driving device, and a lower grinding wheel is mounted at the upper end of the main shaft of the lower grinding driving device.
3. A double-ended disc-type vertical-axis numerically controlled grinding machine as claimed in claim 2, wherein: the main shafts of the upper grinding driving device and the lower grinding driving device are provided with a through hole penetrating through the main shafts along the axial direction, the transition shafts of the upper grinding driving device and the lower grinding driving device are provided with rotary joints, and the rotary joints, the transition shafts and the through holes are communicated with the upper grinding wheel or the lower grinding wheel.
4. The double-ended disc-type vertical-axis numerically controlled grinding machine according to claim 2, wherein: the upper grinding driving device is characterized in that a belt wheel III is installed at the upper end of the main shaft, a belt wheel IV is installed at the lower end of the main shaft of the lower grinding driving device, a motor I is installed on the upper frame, a motor II is installed on the lower frame, a belt wheel I is installed at the upper end of the motor I, a belt wheel II is installed at the lower end of the motor II, wedge belts are arranged between the belt wheel I and the belt wheel III and between the belt wheel II and the belt wheel IV and are connected through the wedge belts, and the motor I and the motor II drive the main shaft to rotate through the wedge belts.
5. The double-ended disc-type vertical-axis numerically controlled grinding machine according to claim 4, wherein: the body shells of the upper grinding driving device and the lower grinding driving device are provided with fixed plates, the fixed plates are provided with sliding blocks, the sliding blocks are provided with guide grooves, and the upper rack and the lower rack are both provided with guide rails matched with the guide grooves; the nut is installed on the body shell, the screw rods are installed on the servo motor II and the servo motor III, the screw rods are connected with the nut, and the servo motor II and the servo motor III drive the lower grinding driving device and the upper grinding driving device to perform feeding motion along the guide rail through the screw rods and the nut.
6. The double-ended disc-type vertical-axis numerically controlled grinding machine according to claim 1, characterized in that: feeding and discharging mechanism includes feeding conveyor, discharge conveyor one, discharge conveyor two, discharge conveyor three, discharge conveyor four and supplementary grinding mechanism, supplementary grinding mechanism includes rotation axis, servo motor one, breakwater and charging tray, and servo motor one drives the charging tray through the rotation axis and rotates, be equipped with the silo that a equidistance distributes on the charging tray, the upper end of charging tray is equipped with charging tray clamp plate, top board and locking clamp plate in proper order, charging tray clamp plate, top board and locking clamp plate are all fixed on the rotation axis, the lower extreme of charging tray is equipped with the bottom plate, be equipped with the bracing piece on the breakwater, the bottom plate is fixed on the bracing piece, the upper surface of bottom plate is equipped with the antifriction plate.
7. The double-ended disc-type vertical-axis numerically controlled grinding machine according to claim 6, characterized in that: the outer side of the material tray is provided with a baffle, a first inlet and outlet pressing plate and a second inlet and outlet pressing plate, the baffle is distributed around the circumferential direction of the material tray, the baffle is fixed on the bottom plate, a positioning column is arranged on the water baffle, and the first inlet and outlet pressing plate and the second inlet and outlet pressing plate are arranged on the positioning column.
8. The double-ended disc-type vertical-axis numerically controlled grinding machine according to claim 6, wherein: one end of the first discharging conveying device extends to the lower end of the material tray, and a material stirring rod is installed at the joint of the first discharging conveying device and the material tray.
9. The double-ended disc-type vertical-axis numerically controlled grinding machine according to claim 1, characterized in that: the grinding wheel dresser comprises a dressing arm, a reduction gearbox, a fixing shaft and a servo motor IV, wherein the servo motor IV, the reduction gearbox, the fixing shaft and the dressing arm are sequentially connected, and the servo motor IV drives the dressing arm to rotate through the fixing shaft.
10. The double-ended disc-type vertical-axis numerically controlled grinding machine according to claim 1, characterized in that: the upper frame and the lower frame are provided with a screw rod, an adjusting nut and a spherical gasket, the adjusting nut is connected with the screw rod, the adjusting nuts are multiple, the screw rod, the upper frame and the lower frame are fixedly connected through the adjusting nuts, and the spherical gasket is arranged between the adjusting nut and the upper frame and between the adjusting nut and the lower frame.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210775025.3A CN115179129B (en) | 2022-07-01 | 2022-07-01 | Double-end-face disc type vertical shaft numerically controlled grinder |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210775025.3A CN115179129B (en) | 2022-07-01 | 2022-07-01 | Double-end-face disc type vertical shaft numerically controlled grinder |
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| CN115179129B CN115179129B (en) | 2023-07-18 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202742162U (en) * | 2012-07-19 | 2013-02-20 | 绍兴市家度弹簧机械有限公司 | Multifunctional vertical paralled-surface grinding machine |
| CN203696666U (en) * | 2014-03-07 | 2014-07-09 | 宇环数控机床股份有限公司 | Double-faced precise grinding and polishing combined machine tool |
| CN104070431A (en) * | 2014-06-18 | 2014-10-01 | 浙江万能弹簧机械有限公司 | Computer numerical control spring end face grinding machine |
| CN205834948U (en) * | 2016-07-18 | 2016-12-28 | 宁波市鄞州茂鑫机械有限公司 | The vertical double-sided grinding machine of slice work-piece in high precision |
-
2022
- 2022-07-01 CN CN202210775025.3A patent/CN115179129B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202742162U (en) * | 2012-07-19 | 2013-02-20 | 绍兴市家度弹簧机械有限公司 | Multifunctional vertical paralled-surface grinding machine |
| CN203696666U (en) * | 2014-03-07 | 2014-07-09 | 宇环数控机床股份有限公司 | Double-faced precise grinding and polishing combined machine tool |
| CN104070431A (en) * | 2014-06-18 | 2014-10-01 | 浙江万能弹簧机械有限公司 | Computer numerical control spring end face grinding machine |
| CN205834948U (en) * | 2016-07-18 | 2016-12-28 | 宁波市鄞州茂鑫机械有限公司 | The vertical double-sided grinding machine of slice work-piece in high precision |
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| CN115179129B (en) | 2023-07-18 |
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