CN111468995A - Grinding machine for automatically grinding plane and knife edge at one time - Google Patents

Grinding machine for automatically grinding plane and knife edge at one time Download PDF

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Publication number
CN111468995A
CN111468995A CN202010427866.6A CN202010427866A CN111468995A CN 111468995 A CN111468995 A CN 111468995A CN 202010427866 A CN202010427866 A CN 202010427866A CN 111468995 A CN111468995 A CN 111468995A
Authority
CN
China
Prior art keywords
axis
lead screw
fixedly mounted
grinding
rotating shaft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010427866.6A
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Chinese (zh)
Inventor
顾青龙
季永达
杨宇超
刘兆勇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anji Yuanmo Machinery Technology Co ltd
Original Assignee
Anji Yuanmo Machinery Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anji Yuanmo Machinery Technology Co ltd filed Critical Anji Yuanmo Machinery Technology Co ltd
Priority to CN202010427866.6A priority Critical patent/CN111468995A/en
Publication of CN111468995A publication Critical patent/CN111468995A/en
Pending legal-status Critical Current

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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
    • B24B3/36—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades
    • 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
    • B24B27/0023—Other grinding machines or devices grinding machines with a plurality of working posts
    • 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
    • B24B41/02—Frames; Beds; Carriages
    • 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
    • B24B41/04—Headstocks; Working-spindles; Features relating thereto
    • 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
    • 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
    • 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
    • B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
    • 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
    • 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
    • B24B53/12—Dressing tools; Holders therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
    • F16C32/0629—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a liquid cushion, e.g. oil cushion
    • F16C32/064—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a liquid cushion, e.g. oil cushion the liquid being supplied under pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
    • F16C32/0629—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a liquid cushion, e.g. oil cushion
    • F16C32/064—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a liquid cushion, e.g. oil cushion the liquid being supplied under pressure
    • F16C32/0651—Details of the bearing area per se

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)

Abstract

The invention relates to a grinding machine for automatically grinding a plane and a knife edge at one time, which comprises a rack, wherein an X-axis support seat is fixedly arranged on the top surface of the rack, an X-axis lead screw bearing is fixedly arranged on the X-axis support seat, an X-axis lead screw is rotatably arranged on the X-axis lead screw bearing, one end of the X-axis support seat is also fixedly provided with an X-axis servo motor, the X-axis servo motor drives an X-axis lead screw to rotate, an X-axis lead screw nut is also sleeved on the X-axis lead screw, a pair of X-axis linear guide rails are also fixedly arranged on two sides of the X-axis support seat of the rack, and a grinding head base is slidably arranged. The rotation precision of the main shaft can reach within 1 mu, and meanwhile, the motor rotor is directly arranged on the main shaft, so that the vibration and the error of the motor caused by the connection of the shaft coupling are avoided.

Description

Grinding machine for automatically grinding plane and knife edge at one time
Technical Field
The invention relates to the field of numerical control grinding machines, in particular to a grinding machine capable of automatically grinding planes and knife edges at one time.
Background
When originally grinding the work piece of taking the angle blade, generally use 3 equipment to go on, grind just anti-plane and use one, grind first face edge of a knife angle and use one, grind anti-face edge of a knife angle and use one, need artifical at least 3 people, equipment area is big moreover, and is bulky. Moreover, the existing grinding machines are all single-angle machining workbenches, workpieces needing multi-surface machining need to be taken down after the horizontal planes of the workpieces are machined, the workpieces are transferred to the inclined plane machining workbench to be machined continuously, different machining tool fixtures need to be replaced, the precision is relatively low, and the machining efficiency is low.
Disclosure of Invention
The invention aims to provide a grinding machine for automatically grinding a plane and a knife edge at one time, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a grinding machine for automatically grinding a plane and a knife edge at one time comprises a rack, wherein an X-axis support seat is fixedly arranged on the top surface of the rack, an X-axis lead screw bearing is fixedly arranged on the X-axis support seat, an X-axis lead screw is rotatably arranged on the X-axis lead screw bearing, an X-axis servo motor is also fixedly arranged at one end of the X-axis support seat, the X-axis servo motor drives an X-axis lead screw to rotate, an X-axis lead screw nut is further sleeved on the X-axis lead screw, a pair of X-axis linear guide rails are also fixedly arranged on two sides of the X-axis support seat of the rack, a grinding head base is slidably erected on the X-axis linear guide rails, a connecting plate is formed on the bottom surface of the grinding head base and fixed on the X-axis lead screw nut, a pair of Z-axis linear guide rails is fixedly arranged on the top surface of the grinding, the grinding wheel is installed at one end of the main shaft, a motor rotor is fixedly installed at the other end of the main shaft, a motor stator shell is fixedly installed on one side, where the motor rotor is installed, of the liquid static pressure bearing sleeve, and the motor stator shell covers one end, where the motor rotor is installed, of the main shaft.
Preferably, the bottom end of the Z-axis lead screw is located at 1/2 of the height of the Z-axis linear guide.
Preferably, the diamond pen which is arranged upwards is further fixedly installed at the position, located right below one side, close to the grinding wheel, of the liquid static pressure bearing sleeve, of the top surface of the machine frame.
Preferably, the diamond pen has 2 diamond pens, one of which is vertically arranged upwards, and the other is obliquely arranged towards the Z-axis lead rod.
Preferably, the cross section of the grinding head suspension body is in an inverted T shape, and one side of the main shaft, on which the grinding wheel is mounted, and one side of the main shaft, on which the motor rotor is mounted, are respectively positioned on two sides of the Z-axis linear guide rail.
Preferably, a workbench and a workpiece supporting mechanism are further arranged on one side, close to the grinding wheel, of the rack, a bearing seat is fixedly mounted on the top surface of the workbench, a horizontal rotating shaft is rotatably mounted in the bearing seat, a supporting seat is fixedly mounted on the horizontal rotating shaft, a through hole is formed in the middle of the supporting seat, an opening is formed in one side of the supporting seat, the workpiece supporting mechanism is erected at the position of the through hole of the supporting seat and comprises a sleeve fixedly mounted at the position of the through hole of the supporting seat and a vertical rotating shaft rotatably mounted in the sleeve, an electromagnetic chuck is fixedly mounted at the top end of the vertical rotating shaft, a conductive sliding ring is fixedly mounted at the bottom end of the vertical rotating shaft, a large belt pulley is further fixedly mounted at the upper part of the vertical rotating shaft, a vertical servo motor is further fixedly mounted at one side, still fixed mounting has a side horizontal bearing frame on one side lateral wall of workstation, rotatable side horizontal pivot of installing in the side horizontal bearing frame, fixed mounting has a linear guide on the horizontal pivot of side, still fixed mounting has the lead screw fixing base on the linear guide, rotatable lead screw of installing on the lead screw fixing base, the bottom fixed mounting of lead screw has a turbine reducer, workstation position is in the below of the horizontal pivot of side still fixed mounting has horizontal servo motor, horizontal servo motor drives the turbine reducer and rotates, the cover is equipped with screw-nut on the lead screw, fixed mounting has the slide on the screw-nut, the slider that agrees with mutually with linear guide's one side shaping of slide has, the both ends of slide are fixed mounting still has the pivot, one side that the supporting seat is close to linear guide still the shaping has the pivot axle bed, the rotatable setting of pivot is in the pivot.
Preferably, the top surface of the workbench is provided with a groove at a position right below the workpiece supporting mechanism.
Preferably, the axes of the horizontal rotating shaft, the lateral horizontal rotating shaft and the rotating shaft are all parallel to each other.
Preferably, the angle sensor is fixed on one side of the top surface of the workbench, one end of the angle sensor extends into one end of a clamping coupler, the other end of the clamping coupler is provided with an angle sensor connecting shaft, and the angle sensor connecting shaft is fixed on the side wall of the supporting seat.
Preferably, the axes of the angle sensor connecting shaft and the horizontal rotating shaft are parallel to each other.
The invention adopts the mode of sleeve type rotor integrated processing for the main shaft, after the main shaft is semi-finished, the motor rotor blank is arranged on the main shaft, the outer surface of the motor rotor and the excircle of the main shaft are processed together, the excircle runout can be controlled within 0.5 mu, the vibration and abrasion caused by the relative motion of the contact of the metal rigid body are greatly reduced by the main shaft through the non-contact characteristic of the hydrostatic oil film, the hydrostatic bearing not only can greatly improve the running precision, but also can relatively improve the service life of the main shaft, high-pressure hydraulic oil is injected into the copper alloy hydrostatic oil cavity, so that the main shaft is suspended in the middle of the oil cavity, and the main shaft and the sleeve are always in the non-contact state no matter the main shaft is started, rotated or stopped, thereby having the characteristics of high precision, high rigidity, high bearing capacity, high service life and the like, and, therefore, the rotation precision of the main shaft can reach within 1 mu, and the motor rotor is directly arranged on the main shaft, thereby avoiding the vibration and the error of the motor caused by the connection of the shaft coupling, and the rotary mechanism also has the advantages that the supporting seat is designed, one side of the supporting seat is rotatablely arranged on the workbench through the horizontal rotating shaft, the other side of the supporting seat is arranged on the sliding plate through the rotating shaft seat, so that the supporting seat can change the inclination angle through the up-and-down movement of the sliding plate, and through the electromagnetic chuck arranged at the top of the vertical rotating shaft and the conductive slip ring arranged at the bottom, the workpiece can be adsorbed on the electromagnetic chuck through the magnetic attraction effect, the operation is convenient, the horizontal plane and the inclined plane of the workpiece can be processed at one time without replacing a tool clamp, the angle of the supporting seat is monitored in real time through the angle sensor, thereby control horizontal servo motor's output, guarantee the angle of supporting seat and maintain on the angle that processing needs.
Drawings
FIG. 1 is a schematic view of the present invention with the frame removed;
FIG. 2 is a cross-sectional view of the present invention with the frame removed;
FIG. 3 is a side view of the present invention with the frame removed;
FIG. 4 is a cross-sectional view of the present invention with the table removed;
fig. 5 is a schematic structural diagram of the present invention.
In the figure: 1. a workbench, 2, a bearing seat, 3, a horizontal rotating shaft, 4, a supporting seat, 5, a sleeve, 6, a vertical rotating shaft, 7, an electromagnetic chuck, 8, a conductive slip ring, 9, a large belt pulley, 10, a vertical servo motor, 11, a poly wedge belt, 12, a side horizontal bearing seat, 13, a side horizontal rotating shaft, 14, a linear guide rail, 15, a lead screw fixing seat, 16, a lead screw, 17, a turbine reducer, 18, a horizontal servo motor, 19, a lead screw nut, 20, a sliding plate, 21, a rotating shaft, 22, a rotating shaft seat, 23, an angle sensor, 24, a clamping coupling, 25, an angle sensor connecting shaft, 26, a frame, 27, an X shaft supporting seat, 28, an X-axis lead screw, 29, an X-axis servo motor, 30, an X-axis lead screw nut, 31, an X-axis linear guide rail, 32, a grinding head seat, 33, a connecting plate, 34, a Z-axis linear guide rail, 35, a, 37. the grinding head comprises a Z-axis screw rod nut 38, a grinding head suspension body 39, a liquid static pressure bearing sleeve 40, a main shaft 41, a grinding wheel 42, a motor rotor 43, a motor stator shell 44 and a diamond pen.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
a grinding machine for automatically grinding planes and knife edges at one time comprises a machine frame 26, wherein an X-axis support seat 27 is fixedly arranged on the top surface of the machine frame 26, an X-axis lead screw bearing is fixedly arranged on the X-axis support seat 27, an X-axis lead screw 28 is rotatably arranged on the X-axis lead screw bearing, an X-axis servo motor 29 is also fixedly arranged at one end of the X-axis support seat 27, the X-axis servo motor 29 drives the X-axis lead screw 28 to rotate, an X-axis lead screw nut 30 is further sleeved on the X-axis lead screw 28, a pair of X-axis linear guide rails 31 are further fixedly arranged on the machine frame 26 and positioned at two sides of the X-axis support seat 27, a grinding head base 32 is slidably erected on the X-axis linear guide rails 31, a connecting plate 33 is formed on the bottom surface of the grinding head base 32, the connecting plate 33 is fixed on the X-axis lead screw nut 30, a pair of Z-axis linear guide rails 34 are fixedly arranged on, a Z-axis screw rod 35 is rotatably arranged on the Z-axis screw rod bearing, a Z-axis servo motor 36 is fixedly arranged at the top of the Z-axis screw rod bearing, the Z-axis servo motor 36 drives the Z-axis screw rod 35 to rotate, a Z-axis screw rod nut 37 is further sleeved on the Z-axis screw rod 35, a grinding head suspension body 38 is fixedly arranged on the Z-axis screw rod nut 37, the grinding head suspension body 38 extends downwards to the lower edge of the Z-axis screw rod 35, a liquid hydrostatic bearing sleeve 39 is further fixedly arranged on the lower portion of the grinding head suspension body 38, a main shaft 40 is rotatably arranged in the liquid hydrostatic bearing sleeve 39, liquid hydrostatic bearing sleeves 39 extend out of two ends of the main shaft 40, a grinding wheel 41 is arranged at one end of the main shaft 40, a motor rotor 42 is fixedly arranged at the other end of the main shaft 40, a motor stator shell 43 is further fixedly arranged on one side of the main shaft 40 where the motor rotor 42 is arranged, and the motor stator shell 43 covers one end of.
The bottom end of the Z-axis wire 35 is located at 1/2 where the Z-axis linear guide 34 is at its height.
The top surface of the frame 26 is positioned at the position right below one side of the liquid static pressure bearing sleeve 39 close to the grinding wheel 41, and is also fixedly provided with an upward diamond pen 44.
The diamond stylus 44 has 2 of them, one set up vertically upwards, another set up towards Z axle silk pole obliquely.
The grinding head suspension body 38 has an inverted T-shaped cross section, and the side of the main shaft 40 on which the grinding wheel 41 is mounted and the side on which the motor rotor 42 is mounted are located on both sides of the Z-axis linear guide 34.
A workbench 1 and a workpiece supporting mechanism are further arranged on one side, close to the grinding wheel 41, of the rack 26, a bearing seat 2 is fixedly installed on the top surface of the workbench 1, a horizontal rotating shaft 3 is rotatably installed in the bearing seat 2, a supporting seat 4 is fixedly installed on the horizontal rotating shaft 3, a through hole is formed in the middle of the supporting seat 4, an opening is formed in one side of the supporting seat, the workpiece supporting mechanism is erected at the position of the through hole of the supporting seat 4 and comprises a sleeve 5 fixedly installed at the position of the through hole of the supporting seat 4 and a vertical rotating shaft 6 rotatably installed in the sleeve 5, an electromagnetic chuck 7 is fixedly installed at the top end of the vertical rotating shaft 6, a conductive sliding ring 8 is fixedly installed at the bottom end of the vertical rotating shaft 6, a large belt pulley 9 is fixedly installed at the upper part of the conductive sliding ring 8 of the vertical, an output shaft of a vertical servo motor 10 drives a large belt pulley 9 to rotate through a poly-wedge belt 11, a side horizontal bearing seat 12 is fixedly arranged on one side wall of a workbench 1, a side horizontal rotating shaft 13 is rotatably arranged in the side horizontal bearing seat 12, a linear guide rail 14 is fixedly arranged on the side horizontal rotating shaft 13, a lead screw fixing seat 15 is fixedly arranged on the linear guide rail 14, a lead screw 16 is rotatably arranged on the lead screw fixing seat 15, a turbine reducer 17 is fixedly arranged at the bottom end of the lead screw 16, a horizontal servo motor 18 is fixedly arranged below the side horizontal rotating shaft 12 of the workbench 1, the horizontal servo motor 18 drives the turbine reducer 17 to rotate, a lead screw nut 19 is sleeved on the lead screw 16, a sliding plate 20 is fixedly arranged on the lead screw nut 19, and a sliding block matched with the linear guide rail 14 is formed on one side of the sliding plate 20 facing the linear guide rail 14, the two ends of the sliding plate 20 are also fixedly provided with rotating shafts 21, one side of the supporting seat 3 close to the linear guide rail 14 is also formed with a rotating shaft seat 22, and the rotating shafts 21 are rotatably arranged in the rotating shaft seat 22.
A groove is formed in the position, right below the workpiece supporting mechanism, of the top surface of the workbench 1.
The axial leads of the horizontal rotating shaft 3, the lateral horizontal rotating shaft 13 and the rotating shaft 21 are all parallel to each other.
The angle sensor is characterized by further comprising an angle sensor 23 fixed on one side of the top surface of the workbench 1, one end of the angle sensor 23 extends into one end of a clamping coupler 24, the other end of the clamping coupler 24 is provided with an angle sensor connecting shaft 25, and the angle sensor connecting shaft 25 is fixed on the side wall of the supporting seat 3.
The axes of the angle sensor connecting shaft 25 and the horizontal rotary shaft 3 are parallel to each other.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a grinding machine of disposable automatic grinding plane and edge of a knife, includes the frame, its characterized in that: an X-axis support seat is fixedly mounted on the top surface of the rack, an X-axis lead screw bearing is fixedly mounted on the X-axis support seat, an X-axis lead screw is rotatably arranged on the X-axis lead screw bearing, an X-axis servo motor is fixedly mounted at one end of the X-axis support seat, the X-axis servo motor drives the X-axis lead screw to rotate, an X-axis lead screw nut is further sleeved on the X-axis lead screw, a pair of X-axis linear guide rails are further fixedly mounted at two sides of the X-axis support seat of the rack, a grinding head base is slidably erected on the X-axis linear guide rails, a connecting plate is formed on the bottom surface of the grinding head base and fixed on the X-axis lead screw nut, a pair of Z-axis linear guide rails are fixedly mounted on the top surface of the grinding head base, and a Z-axis lead screw bearing is further fixedly mounted between the middle, a Z-axis screw rod is rotatably arranged on the Z-axis screw rod bearing, a Z-axis servo motor is fixedly arranged at the top of the Z-axis screw rod bearing, the Z-axis servo motor drives the Z-axis screw rod to rotate, a Z-axis screw rod nut is further sleeved on the Z-axis screw rod, a grinding head suspension body is fixedly arranged on the Z-axis screw rod nut, the grinding head suspension body extends downwards to the lower edge of the Z-axis screw rod, the lower part of the grinding head suspension body is also fixedly provided with a liquid static pressure bearing sleeve, a main shaft is rotatably arranged in the liquid static pressure bearing sleeve, a liquid static pressure bearing sleeve extends from both ends of the main shaft, a grinding wheel is arranged at one end of the main shaft, the other end fixed mounting of main shaft has motor rotor, the liquid hydrostatic bearing cover is located one side that motor rotor was installed to the main shaft and still fixed mounting has motor stator shell, including motor stator shell installs motor rotor's the one end cladding of main shaft.
2. The machine of claim 1 for automatic grinding of single use flat and knife edges, wherein: the bottom end of the Z-axis screw rod is positioned at the 1/2 position of the height of the Z-axis linear guide rail.
3. The machine of claim 1 for automatic grinding of single use flat and knife edges, wherein: and a diamond pen which is arranged upwards is also fixedly arranged at the position of the top surface of the frame, which is positioned right below one side of the liquid static pressure bearing sleeve, which is close to the grinding wheel.
4. A disposable automatic grinding machine for flat and knife edges as claimed in claim 3, characterized in that: the diamond pen has 2 one of them vertical upwards setting, and another slant is towards Z axle guide screw setting.
5. The machine of claim 1 for automatic grinding of single use flat and knife edges, wherein: the grinding head suspension body is characterized in that the cross section of the grinding head suspension body is in an inverted T shape, and one side of the main shaft, which is provided with the grinding wheel, and one side of the main shaft, which is provided with the motor rotor, are respectively positioned on two sides of the Z-axis linear guide rail.
6. The machine of claim 1 for automatic grinding of single use flat and knife edges, wherein: a workbench and a workpiece supporting mechanism are further arranged on one side, close to the grinding wheel, of the rack, a bearing seat is fixedly mounted on the top surface of the workbench, a horizontal rotating shaft is rotatably mounted in the bearing seat, a supporting seat is fixedly mounted on the horizontal rotating shaft, a through hole is formed in the middle of the supporting seat, an opening is formed in one side of the supporting seat, the workpiece supporting mechanism is erected at the through hole position of the supporting seat and comprises a sleeve fixedly mounted at the through hole position of the supporting seat and a vertical rotating shaft rotatably mounted in the sleeve, an electromagnetic chuck is fixedly mounted at the top end of the vertical rotating shaft, a conductive sliding ring is fixedly mounted at the bottom end of the vertical rotating shaft, a large belt pulley is fixedly mounted at the upper part of the vertical rotating shaft, and a vertical servo motor is fixedly mounted at one side, the output shaft of the vertical servo motor drives the large belt pulley to rotate through a poly-wedge belt, a lateral horizontal bearing seat is fixedly mounted on one lateral wall of the workbench, a lateral horizontal rotating shaft is rotatably mounted in the lateral horizontal bearing seat, a linear guide rail is fixedly mounted on the lateral horizontal rotating shaft, a lead screw fixing seat is fixedly mounted on the linear guide rail, a lead screw is rotatably mounted on the lead screw fixing seat, a turbine reducer is fixedly mounted at the bottom end of the lead screw, a horizontal servo motor is fixedly mounted below the lateral horizontal rotating shaft of the workbench and drives the turbine reducer to rotate, a lead screw nut is sleeved on the lead screw and is fixedly mounted with a sliding plate, and a sliding block matched with the linear guide rail is formed on one side of the sliding plate, which faces the linear guide rail, the two ends of the sliding plate are fixedly provided with rotating shafts, one side of the supporting seat, which is close to the linear guide rail, is also provided with a rotating shaft seat, and the rotating shafts are rotatably arranged in the rotating shaft seats.
7. The machine of claim 6 for automatically grinding flat and knife edges at a time, wherein: and a groove is formed in the position, right below the workpiece supporting mechanism, of the top surface of the workbench.
8. The machine of claim 6 for automatically grinding flat and knife edges at a time, wherein: the axial leads of the horizontal rotating shaft, the lateral horizontal rotating shaft and the rotating shaft are all parallel to each other.
9. The machine of claim 6 for automatically grinding flat and knife edges at a time, wherein: the angle sensor is characterized by further comprising an angle sensor fixed on one side of the top surface of the workbench, one end of the angle sensor extends into one end of a clamping coupler, the other end of the clamping coupler is provided with an angle sensor connecting shaft, and the angle sensor connecting shaft is fixed on the side wall of the supporting seat.
10. A disposable automatic grinding machine for flat and knife edges as claimed in claim 9, wherein: the axes of the angle sensor connecting shaft and the horizontal rotating shaft are parallel to each other.
CN202010427866.6A 2020-05-20 2020-05-20 Grinding machine for automatically grinding plane and knife edge at one time Pending CN111468995A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115070577A (en) * 2022-05-27 2022-09-20 威海广宇大成数控机床有限公司 Automatic grinding device that changes of two bistriques

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115070577A (en) * 2022-05-27 2022-09-20 威海广宇大成数控机床有限公司 Automatic grinding device that changes of two bistriques
CN115070577B (en) * 2022-05-27 2024-03-26 威海广宇大成数控机床有限公司 Automatic replacement grinding device with double grinding heads

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