CN114473727A - Multi-rotation type high-rigidity vertical grinding machine - Google Patents
Multi-rotation type high-rigidity vertical grinding machine Download PDFInfo
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- CN114473727A CN114473727A CN202111592410.6A CN202111592410A CN114473727A CN 114473727 A CN114473727 A CN 114473727A CN 202111592410 A CN202111592410 A CN 202111592410A CN 114473727 A CN114473727 A CN 114473727A
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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
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
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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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
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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
- B24B53/12—Dressing tools; Holders therefor
- B24B53/14—Dressing tools equipped with rotary rollers or cutters; Holders therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention relates to the technical field of grinding machines, in particular to a multi-rotation type high-rigidity vertical grinding machine which comprises a machine body, a Y-axis feeding mechanism, a Z-axis feeding mechanism, an X-axis workpiece positioning rotary table and a grinding mechanism, wherein the grinding mechanism comprises a main shaft seat, a grinding electric main shaft, a grinding wheel, a rotary oil cylinder and a limiting structure, the end part of the grinding electric main shaft is connected with the grinding wheel, the rotary oil cylinder drives the main shaft seat to swing in a preset range relative to a plumb line, the limiting structure and the rotary oil cylinder jointly fix the swung main shaft seat, and the structural rigidity is enough. The sand repairing mechanism comprises a sand repairing support seat, an overturning seat, a sand repairing roller, a sand repairing electric spindle and an overturning driving mechanism, wherein the overturning driving mechanism drives the overturning seat to rotate so that the sand repairing electric spindle is switched between a horizontal abdicating state and a vertical sand repairing state. The tool changer can provide larger space for tool changing, reduces occupied space, and has lower cost consumption under the same effect of the rotating function and action.
Description
Technical Field
The invention relates to the technical field of grinding machines, in particular to a multi-rotation high-rigidity vertical grinding machine.
Background
Along with the development of science and technology, the precision requirement on production devices in various industries is higher and higher, the corresponding precision and surface requirements on parts forming the production devices are also improved, a large number of parts need to be ground and polished before being assembled, a workpiece spindle of an existing vertical grinding machine is installed on a die carrier, the die carrier is installed on a cross beam and moves along a Y axis (left and right direction), the die carrier is hung on the cross beam and moves along a Z axis (up and down direction), the cross beam is installed on a stand column, the stand column is installed on a machine body, a grinding spindle is installed on the die carrier, a workpiece clamping mechanism is installed on the machine body, and the grinding spindle can move left and right on the Y axis and move up and down on the Z axis so as to grind a workpiece clamped on the X axis.
The grinding wheel of the existing vertical grinding machine can only transversely or longitudinally translate, and is not easy to grind the conical surface or the inclined surface of a workpiece. And the grinding machine of prior art is because the restriction of repaieing sand mechanism and emery wheel storehouse, and the removal space of emery wheel receives the restriction, and perhaps the grinding machine is great because of inside module large distance dispersion arranges that the emery wheel moves great distance and just can realize the tool changing or repaiies the sand, causes the energy consumption height.
Disclosure of Invention
Aiming at the technical problems of the prior art, the invention provides a multi-rotation type high-rigidity vertical grinding machine.
In order to achieve the purpose, the invention provides the following technical scheme:
the multi-rotation high-rigidity vertical grinding machine comprises a machine body, a Y-axis feeding mechanism, a Z-axis feeding mechanism, an X-axis workpiece positioning rotary table and a grinding mechanism, wherein the X-axis workpiece positioning rotary table is mounted on the machine body and used for limiting a workpiece, and the grinding mechanism can move transversely and longitudinally under the driving of the Y-axis feeding mechanism and the Z-axis feeding mechanism; z axle feed mechanism includes Z axle slide and is used for driving Z axle slide longitudinal movement's Z axle drive module, characterized by: the grinding mechanism comprises a spindle seat, a grinding electric spindle, a grinding wheel, a rotary oil cylinder and a limiting structure, wherein the end part of the grinding electric spindle is connected with the grinding wheel to drive the grinding wheel to rotate;
the side part of the grinding machine is provided with a grinding wheel warehouse, a sand dressing mechanism is arranged between the X-axis workpiece positioning rotary table and the grinding wheel warehouse, the sand dressing mechanism comprises a sand dressing support seat, a turnover seat, a sand dressing roller, a sand dressing electric spindle and a turnover driving mechanism, the sand dressing roller is fixed on an output shaft of the sand dressing electric spindle, the sand dressing electric spindle is fixed on the turnover seat, the turnover seat is rotatably installed on the sand dressing support seat, and the turnover driving mechanism drives the turnover seat to rotate, so that the sand dressing electric spindle is switched between a horizontal abdicating state and a vertical sand dressing state.
Specifically, the rotating oil cylinder comprises a first oil cylinder and a second oil cylinder, and telescopic rods of the first oil cylinder and the second oil cylinder are symmetrically hinged to two side parts of the main shaft seat.
Specifically, the limiting structure comprises a V-shaped first limiting block and a V-shaped second limiting block, and openings of the first limiting block and the second limiting block are transversely arranged in opposite directions; the back of the main shaft seat is provided with a limiting bulge, and the limiting bulge is movably positioned between the first limiting block and the second limiting block.
Specifically, the Z-axis sliding seat is provided with a plurality of mounting holes, and the second limiting blocks are detachably mounted in different mounting holes so as to adjust the distance between the first limiting blocks and the second limiting blocks and further adjust the swinging angle of the spindle seat.
Specifically, an inductive switch is arranged at the position, below the main shaft seat, of the Z-axis sliding seat, and the inductive switch and the rotary oil cylinder are respectively and electrically connected with a peripheral control system.
Specifically, the grinding wheel is connected with a cutter handle, the cutter handle is detachably clamped on the grinding electric spindle, and the grinding wheel and the cutter handle form a grinding wheel set;
the grinding wheel warehouse comprises a supporting turntable and a C-axis motor, wherein the supporting turntable and the C-axis motor are vertically arranged, the supporting turntable is driven to rotate, a plurality of elastic clamping jaws are arranged on the periphery of the supporting turntable, one elastic clamping jaw is vacant, other elastic clamping jaws are provided with grinding wheel sets for replacing a grinding electric spindle, and a Y-axis feeding mechanism and a Z-axis feeding mechanism can move the grinding mechanism to an X-axis workpiece positioning turntable, a sand dressing mechanism and the grinding wheel warehouse.
Specifically, every elasticity jack catch is equipped with first bullet arm and second and plays the arm, and first bullet arm and second play the arm and be formed with the centre gripping mouth that can open by elasticity and close, and the lateral wall of centre gripping mouth is equipped with inlays the arch, and the handle of a knife upper end is equipped with inlays the recess to make behind the handle of a knife embedding centre gripping mouth, the arch of inlaying of handle of a knife inserts and inlays in the recess.
Specifically, the overturning driving mechanism comprises a gear, a rack and an overturning oil cylinder, the gear is fixedly connected with a rotating shaft of the overturning seat, the gear and the rack are meshed with each other and connected, and a telescopic rod of the overturning oil cylinder is connected with the rack so as to drive the rack to reciprocate.
The Z-axis driving module comprises a Z-axis supporting seat, a Z-axis guide rail, a Z-axis lead screw nut and a Z-axis driving motor, wherein the Z-axis lead screw and the Z-axis guide rail are arranged on the Z-axis supporting seat in parallel along the longitudinal direction, the Z-axis lead screw nut is in threaded fit with the Z-axis lead screw, and the Z-axis lead screw is connected with an output shaft of the Z-axis driving motor; the back of the Z-axis sliding plate is fixedly connected with a Z-axis screw rod nut and is in sliding fit with the Z-axis guide rail.
Specifically, Y axle feed mechanism includes Y axle supporting seat, Y axle guide rail, Y axle lead screw, Y axle screw nut and Y axle driving motor, and Y axle supporting seat is fixed in the lathe bed, and Y axle guide rail and Y axle lead screw are arranged side by side along transversal arrangement in Y axle supporting seat, Y axle screw nut and Y axle screw thread fit, and Y axle driving motor's output shaft is connected to Y axle lead screw, the back fixed connection Y axle screw nut of Z axle supporting seat, and sliding fit Y axle guide rail.
The invention has the beneficial effects that:
compared with the prior art, the multi-rotation high-rigidity vertical grinding machine has the advantages that the rotary oil cylinder is arranged to drive the grinding electric spindle to rotate and swing, the grinding wheel is in an inclined state by combining the limiting structure, the conical surface or the inclined surface is convenient to process, the rigid structure does not need to extend outwards too much, the structural rigidity is sufficient, and the rotary oil cylinder is used for pushing the grinding electric spindle to rotate and limiting the grinding electric spindle hard, so that the rotation angle control can be changed. And in spatial arrangement, arrange the emery wheel storehouse in the lateral part of lathe bed, repaiied the sand mechanism and lie in between work piece and the emery wheel storehouse, repaiied the sand mechanism and adopted rotatory design, can provide bigger space for the tool changing under rotatory after finishing, make full use of the space, reduction occupation space that can the maximize, grind the mechanism and come out after the tool changing of emery wheel storehouse and directly carry out the emery wheel and repair to rotatory function and effect reach cost under the same effect consumption lower.
Drawings
Fig. 1 is a schematic structural diagram of a vertical grinding machine in an embodiment.
Fig. 2 is another visual schematic structural diagram of the vertical grinding machine in the embodiment.
Fig. 3 is a schematic structural diagram of a grinding wheel magazine in the embodiment.
Fig. 4 is a schematic structural view of the polishing mechanism in the embodiment.
Fig. 5 is a sectional view of the grinding mechanism in the embodiment.
Fig. 6 is a schematic structural diagram of the sand dressing mechanism in the embodiment.
FIG. 7 is another schematic view of the sanding mechanism in an embodiment.
Fig. 8 is a sectional view of the sand dressing mechanism in the embodiment.
Fig. 9 is a schematic structural view (a view in a reverse direction) of a laterally-placed abdicating state of the sanding mechanism in the embodiment.
Reference numerals:
a lathe bed 1;
the Y-axis feeding mechanism 2, a Y-axis supporting seat 21, a Y-axis guide rail 22 and a Y-axis screw 23;
the Z-axis feeding mechanism 3, the Z-axis sliding plate 31, the mounting hole 311, the Z-axis supporting seat 32, the Z-axis guide rail 33 and the Z-axis driving motor 34;
an X-axis workpiece positioning turntable 4;
the grinding mechanism 5, a spindle seat 51, a limiting protrusion 511, a grinding electric spindle 52, a grinding wheel 53, a rotary oil cylinder 54, a first oil cylinder 541, a second oil cylinder 542, a limiting structure 55, a first limiting block 551, a second limiting block 552 and an inductive switch 56;
the grinding wheel library 6, the tool shank 61, the supporting turntable 62, the C-axis motor 63, the elastic claw 64, the first elastic arm 641, the second elastic arm 642, the clamping opening 643 and the embedding protrusion 644;
the sand repairing mechanism 7, the sand repairing support seat 71, the accommodating groove 711, the abdicating hole 712, the overturning guide rail 72, the overturning seat 73, the sand repairing roller 74, the sand repairing electric spindle 75, the overturning driving mechanism 76, the gear 761, the rack 762 and the overturning oil cylinder 763.
Detailed Description
The present invention will be described in detail below with reference to specific embodiments and the accompanying drawings.
The vertical grinding machine of the embodiment, as shown in fig. 1 to 9, includes a machine body 1, a Y-axis feeding mechanism 2, a Z-axis feeding mechanism 3, an X-axis workpiece positioning rotary table 4 and a grinding mechanism 5, wherein the X-axis workpiece positioning rotary table 4 is installed on the machine body 1 and used for limiting a workpiece, the X-axis workpiece positioning rotary table 4 is a hydrostatic rotary table, an oil pressure and a cooling oil path are provided for the rotary table through a hydraulic station and an oil cooling machine, and an annular cylinder for inserting and locking the workpiece to be ground is arranged in the center of the rotary table. The Z-axis feeding mechanism 3 comprises a Z-axis sliding plate 31 and a Z-axis driving module used for driving the Z-axis sliding plate 31 to longitudinally move, the Z-axis driving module comprises a Z-axis supporting seat 32, a Z-axis guide rail 33, a Z-axis lead screw nut and a Z-axis driving motor 34, the Z-axis lead screw and the Z-axis guide rail 33 are arranged in parallel and longitudinally on the Z-axis supporting seat 32, the Z-axis lead screw nut is in threaded fit with the Z-axis lead screw, and the Z-axis lead screw is connected with an output shaft of the Z-axis driving motor 34; the back of the Z-axis sliding plate 31 is fixedly connected with a Z-axis screw nut and is in sliding fit with a Z-axis guide rail 33.
In this embodiment, the Y-axis feeding mechanism 2 includes a Y-axis support base 21, a Y-axis guide rail 22, a Y-axis screw 23 nut, and a Y-axis driving motor, the Y-axis support base 21 is fixed to the bed 1, the Y-axis guide rail 22 and the Y-axis screw 23 are arranged in parallel and transversely on the Y-axis support base 21, the Y-axis screw 23 nut and the Y-axis screw 23 are in threaded fit, the Y-axis screw 23 is connected to an output shaft of the Y-axis driving motor, and the back of the Z-axis support base 32 is fixedly connected to the Y-axis screw 23 nut and is in sliding fit with the Y-axis guide rail 22.
The grinding mechanism 5 is fixed to a Z-axis slide plate 31 of the Z-feed mechanism so as to be movable laterally and longitudinally by being driven by the Y-axis feed mechanism 2 and the Z-axis feed mechanism 3. The Y-axis driving motor and the Z-axis driving motor 34 are both servo motors, a full closed-loop design is formed by combining a high-resolution grating ruler, the high-resolution grating ruler can monitor and feed back the moving positions of the Y axis and the Z axis in real time, and after the grating ruler feeds back position information to a background control system, the system can compensate clearance errors caused by a screw rod structure, so that higher precision is achieved.
In this embodiment, the grinding mechanism 5 includes a spindle base 51, a grinding electric spindle 52, a grinding wheel 53, a rotary cylinder 54 and a limiting structure 55, the end of the grinding electric spindle 52 is connected to the grinding wheel 53 to drive the grinding wheel to rotate, a housing of the grinding electric spindle 52 is fixed to the spindle base 51, the spindle base 51 is rotatably mounted on the Z-axis sliding plate 31 through a rotating shaft and a bearing, a cylinder of the rotary cylinder 54 is hinged to the Z-axis sliding plate 31, an expansion rod of the rotary cylinder 54 is hinged to the spindle base 51 to drive the spindle base 51 to swing within a preset range relative to a plumb line, and the limiting structure 55 restricts a swing range of the spindle base 51 and fixes the swung spindle base 51 by combining the rotary cylinder 54.
The rotating cylinder 54 includes a first cylinder 541 and a second cylinder 542, and the telescopic rods of the first cylinder 541 and the second cylinder 542 are symmetrically hinged to two side portions of the spindle base 51. The limiting structure 55 comprises a first limiting block 551 and a second limiting block 552 which are V-shaped, and the openings of the first limiting block 551 and the second limiting block 552 are arranged transversely and oppositely; the back of the spindle base 51 is provided with a limiting protrusion 511, and the limiting protrusion 511 is movably located between the first limiting block 551 and the second limiting block 552. The Z-axis sliding base has a plurality of mounting holes 311, and the second stopper 552 is detachably mounted in different mounting holes 311 to adjust the distance between the first stopper 551 and the second stopper 552, so as to adjust the swing angle of the spindle base 51. An inductive switch 56 is arranged at the position of the Z-axis sliding seat below the spindle seat 51, the inductive switch 56 and the rotary oil cylinder 54 are respectively and electrically connected with a peripheral control system, so that after the spindle seat 51 approaches or triggers the inductive switch 56, the inductive switch 56 transmits an in-place signal to the control system, the control system controls the telescopic degree of the rotary oil cylinder 54, and the inductive switch 56 is an existing switch and is used by a software engineer after being programmed, and the function module is realized by constructing a computer function module.
When the grinding wheel 53 is required to be in a horizontal state during use, the first oil cylinder 541 and the second oil cylinder 542 are retracted simultaneously, so that the two side parts of the spindle seat 51 are subjected to uniform acting force to keep balance. Because the rotary oil cylinder 54 is arranged to drive the grinding electric spindle 52 to rotate and swing, the grinding wheel 53 is in an inclined state by combining the limiting structure 55, the conical surface or the inclined surface can be conveniently machined, the grinding wheel does not need to extend outwards too much on a rigid structure, the structural rigidity is enough, and the rotary oil cylinder 54 pushes the grinding wheel to rotate and is limited hard, so that the rotary angle control can be changed.
In this embodiment, a grinding wheel warehouse 6 is disposed on the side portion of the grinding machine, a sand dressing mechanism 7 is disposed between the X-axis workpiece positioning turntable 4 and the grinding wheel warehouse 6, the sand dressing mechanism 7 includes a sand dressing support base 71, a turnover base 73, a sand dressing roller 74, a sand dressing motorized spindle 75 and a turnover driving mechanism 76, the sand dressing roller 74 is fixed to an output shaft of the sand dressing motorized spindle 75, the sand dressing motorized spindle 75 is fixed to the turnover base 73, the turnover base 73 is rotatably mounted on the sand dressing support base 71, and the turnover driving mechanism 76 drives the turnover base 73 to rotate, so that the sand dressing motorized spindle 75 is switched between an open state and a raised sand dressing state.
In this embodiment, the turnover driving mechanism 76 includes a gear 761, a rack 762, and a turnover cylinder 763, the gear 761 is fixedly connected to the rotating shaft of the turnover seat 73, the gear 761 is engaged with the rack 762, and a telescopic rod of the turnover cylinder 763 is connected to the rack 762 to drive the rack 762 to reciprocate.
In the present embodiment, the sanding motorized spindle 75 is disposed obliquely, so that in a sanded state, the sanding motorized spindle 75 and the sanding roller 74 are disposed obliquely upward. The sand repairing support seat 71 is provided with a containing groove 711, the gear 761 is positioned in the containing groove 711, a groove wall of the containing groove 711 is provided with a yielding hole 712, and the rack 762 penetrates through the yielding hole 712 to be meshed with the gear 761, so that the gear 761 can be prevented from being collided by external force, and the driving and overturning can be normally carried out. The tumble guide rail 72 is provided in the accommodating groove 711, and the rack 762 is slidably engaged with the tumble guide rail 72 so that the rack 762 stably moves linearly.
In this embodiment, in the abdicating state, the top surface of the turning seat 73 is flush with the top surface of the sand dressing support seat 71, and the height of the sand dressing roller 74 is lower than the top surface of the turning seat 73, so as to ensure that the grinding wheel does not collide with the sand dressing roller 74 in the non-grinding process.
In this embodiment, the turning base 73 is a strip-shaped plate, the turning support base is provided with a bearing and a connecting shaft, two ends of the connecting shaft penetrate through the bearing to respectively fix one end of the gear 761 and one end of the strip-shaped plate, and the sanding roller 74 is fixed to the other end of the strip-shaped plate.
Compared with the prior art, the grinding wheel dressing device of the grinding machine of the embodiment adopts the grinding electric spindle 52 to control the grinding roller 74 to rotate so as to dress the grinding wheel, and the grinding wheel is dressed into a special shape for processing the end face and the inner and outer diameters of the workpiece. More importantly, the rotary design is adopted, a larger space can be provided for tool changing under rotation after finishing, the space is fully utilized, the gear 761 and the rack 762 which are adopted in rotation are combined with the oil cylinder to rotate, the occupied space can be reduced to the maximum degree, and the consumption of cost is lower under the same effect of the rotating function and action. The sand repairing mechanism in the prior art can not be placed down vertically or arranged on the left side of the grinding machine, so that the moving stroke after tool changing is increased, and the machining efficiency is lowered.
In this embodiment, the grinding wheel 53 is connected to a tool shank 61, the tool shank 61 is detachably clamped to the grinding electric spindle 52, and the grinding wheel 53 and the tool shank 61 form a grinding wheel set; the grinding wheel warehouse 6 comprises a vertically arranged supporting turntable 62 and a C-axis motor 63 for driving the supporting turntable 62 to rotate, a plurality of elastic clamping jaws 64 are arranged on the periphery of the supporting turntable 62, one elastic clamping jaw 64 is vacant, and other elastic clamping jaws 64 are provided with grinding wheel sets for replacing the grinding electric spindle 52. The Y-axis feeding mechanism 2 and the Z-axis feeding mechanism 3 can move the grinding mechanism 5 to the X-axis workpiece positioning rotary table 4, the sand dressing mechanism 7 and the grinding wheel warehouse 6. Specifically, each elastic claw 64 is provided with a first elastic arm 641 and a second elastic arm 642, the first elastic arm 641 and the second elastic arm 642 are provided with a clamping opening 643 capable of being opened and closed elastically, the side wall of the clamping opening 643 is provided with an embedding protrusion 644, the upper end portion of the knife handle 61 is provided with an embedding groove, so that after the knife handle 61 is embedded into the clamping opening 643, the embedding protrusion 644 of the knife handle 61 is inserted into the embedding groove.
In this embodiment, what grind electric main shaft 52 adopted is automatic tool changing grinding electric main shaft 52, to traditional lathe, what the majority adopted is the cutter changing, and this embodiment has added automatic grinding wheel structure of changing in the grinding machine, the time of the manual change emery wheel of a large amount of manual works can have been reduced, and what traditional main shaft changed the cutter more the mode adopted is that the unclamping sword that the main shaft was promoted to the unclamping sword of knife cylinder, come to take up handle of a knife 61 through the spring lamination, this kind of mode rigidity is not enough, the tensioning force is not enough, when the grinding demand to needs high-speed rotation and high moment of torsion, can appear vibrations very easily and lead to grinding the failure. And what this embodiment adopted is that preceding four back two bearing type structural design's main shaft can bring stable high accuracy when clamping long handle of a knife 61 grinds the deep hole and beat to adopted HSK-A100 handle of a knife and two oil pressures to provide the pressure of taut and pine sword, can ensure high accuracy when high-speed rotation, under the providing of continuous oil pressure, handle of a knife 61 can be along with the rotation time longer, the laminating degree is higher, and the higher stable that beats of precision. It is illustrated that the grinding spindle 52 and the HSK-a100 shank 61 are existing components purchased from outsourced sources.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. A multi-rotation high-rigidity vertical grinding machine comprises a machine body, a Y-axis feeding mechanism, a Z-axis feeding mechanism, an X-axis workpiece positioning rotary table and a grinding mechanism, wherein the X-axis workpiece positioning rotary table is mounted on the machine body and used for limiting a workpiece, and the grinding mechanism can move transversely and longitudinally under the drive of the Y-axis feeding mechanism and the Z-axis feeding mechanism; z axle feed mechanism includes Z axle slide and is used for driving Z axle slide longitudinal movement's Z axle drive module, characterized by: the grinding mechanism comprises a spindle seat, a grinding electric spindle, a grinding wheel, a rotary oil cylinder and a limiting structure, wherein the end part of the grinding electric spindle is connected with the grinding wheel to drive the grinding wheel to rotate;
the side part of the grinding machine is provided with a grinding wheel warehouse, a sand dressing mechanism is arranged between the X-axis workpiece positioning rotary table and the grinding wheel warehouse, the sand dressing mechanism comprises a sand dressing support seat, a turnover seat, a sand dressing roller, a sand dressing electric spindle and a turnover driving mechanism, the sand dressing roller is fixed on an output shaft of the sand dressing electric spindle, the sand dressing electric spindle is fixed on the turnover seat, the turnover seat is rotatably installed on the sand dressing support seat, and the turnover driving mechanism drives the turnover seat to rotate, so that the sand dressing electric spindle is switched between a horizontal abdicating state and a vertical sand dressing state.
2. The multiple-rotation high-rigidity vertical grinding machine according to claim 1, wherein: the rotary oil cylinder comprises a first oil cylinder and a second oil cylinder, and telescopic rods of the first oil cylinder and the second oil cylinder are symmetrically hinged to two side parts of the main shaft seat.
3. The multiple-rotation high-rigidity vertical grinding machine according to claim 1, wherein: the limiting structure comprises a V-shaped first limiting block and a V-shaped second limiting block, and the openings of the first limiting block and the second limiting block are transversely arranged in opposite directions; the back of the main shaft seat is provided with a limiting bulge, and the limiting bulge is movably positioned between the first limiting block and the second limiting block.
4. A multiple-rotation high-rigidity vertical grinding machine according to claim 3, wherein: the Z-axis sliding seat is provided with a plurality of mounting holes, and the second limiting block is detachably mounted in different mounting holes so as to adjust the distance between the first limiting block and the second limiting block and further adjust the swinging angle of the spindle seat.
5. A multiple-rotation high-rigidity vertical grinding machine according to claim 1 or 2, characterized in that: an inductive switch is arranged at the position of the Z-axis sliding seat below the main shaft seat, and the inductive switch and the rotary oil cylinder are respectively and electrically connected with a peripheral control system.
6. The multiple-rotation high-rigidity vertical grinding machine according to claim 1, wherein: the grinding wheel is connected with a tool handle which is detachably clamped on the grinding electric spindle, and the grinding wheel and the tool handle form a grinding wheel set;
the grinding wheel warehouse comprises a supporting turntable and a C-axis motor, wherein the supporting turntable and the C-axis motor are vertically arranged, the supporting turntable is driven to rotate, a plurality of elastic clamping jaws are arranged on the periphery of the supporting turntable, one elastic clamping jaw is vacant, other elastic clamping jaws are provided with a grinding wheel set for replacing a grinding electric spindle, and a Y-axis feeding mechanism and a Z-axis feeding mechanism can move the grinding mechanism to an X-axis workpiece positioning turntable, a sand repairing mechanism and the grinding wheel warehouse.
7. The multiple-rotation high-rigidity vertical grinding machine according to claim 6, wherein: every elasticity jack catch is equipped with first bullet arm and second and plays the arm, but first bullet arm and second play the arm and be formed with the centre gripping mouth that elasticity opened and close, and the lateral wall of centre gripping mouth is equipped with inlays the arch, and the handle of a knife upper end is equipped with inlays the recess to make behind the handle of a knife embedding centre gripping mouth, the arch of inlaying of handle of a knife inserts and inlays in the recess.
8. The multiple-rotation high-rigidity vertical grinding machine according to claim 1, wherein: the overturning driving mechanism comprises a gear, a rack and an overturning oil cylinder, the gear is fixedly connected with a rotating shaft of the overturning seat, the gear and the rack are meshed and connected, and a telescopic rod of the overturning oil cylinder is connected with the rack so as to drive the rack to reciprocate.
9. The multiple-rotation high-rigidity vertical grinding machine according to claim 1, wherein: the Z-axis driving module comprises a Z-axis supporting seat, a Z-axis guide rail, a Z-axis lead screw nut and a Z-axis driving motor, the Z-axis lead screw and the Z-axis guide rail are arranged on the Z-axis supporting seat in parallel along the longitudinal direction, the Z-axis lead screw nut is in threaded fit with the Z-axis lead screw, and the Z-axis lead screw is connected with an output shaft of the Z-axis driving motor; the back of the Z-axis sliding plate is fixedly connected with a Z-axis screw rod nut and is in sliding fit with the Z-axis guide rail.
10. The multiple-rotation high-rigidity vertical grinding machine according to claim 9, wherein: y axle feed mechanism includes Y axle supporting seat, Y axle guide rail, Y axle lead screw, Y axle screw nut and Y axle driving motor, and Y axle supporting seat is fixed in the lathe bed, and Y axle guide rail and Y axle lead screw are arranged side by side along transversal arrangement in Y axle supporting seat mutually, and Y axle screw nut and Y axle screw thread fit, Y axle screw connection Y axle driving motor's output shaft, the back fixed connection Y axle screw nut of Z axle supporting seat, and sliding fit Y axle guide rail.
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| CN202111592410.6A CN114473727A (en) | 2021-12-23 | 2021-12-23 | Multi-rotation type high-rigidity vertical grinding machine |
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| CN202111592410.6A CN114473727A (en) | 2021-12-23 | 2021-12-23 | Multi-rotation type high-rigidity vertical grinding machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117161846A (en) * | 2023-11-01 | 2023-12-05 | 宿迁市青木智能科技有限公司 | Blade grinding machine |
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| JPH03294176A (en) * | 1990-04-06 | 1991-12-25 | Taihei Mach Works Ltd | Method and device for correction of grinding wheel |
| CN2741719Y (en) * | 2004-12-02 | 2005-11-23 | 常州工业技术学院机电研究所 | Grinding wheel finishing device for digital control inner ball surface grinder |
| CN202278459U (en) * | 2010-12-20 | 2012-06-20 | 大光长荣机械股份有限公司 | Vertical composite internal and external diameter end surface grinding machine |
| TWM546285U (en) * | 2017-05-03 | 2017-08-01 | Supertec Machinery Inc | Vertical grinding machine |
| CN206764532U (en) * | 2017-05-11 | 2017-12-19 | 主新德科技股份有限公司 | Vertical grinder |
| TWM602961U (en) * | 2020-08-04 | 2020-10-21 | 大光長榮機械股份有限公司 | Vertical grinder with grinding wheel dressing device |
| CN112775739A (en) * | 2021-01-26 | 2021-05-11 | 豪特曼智能装备信阳有限公司 | Portal vertical grinding plane profile grinding center |
| CN213889594U (en) * | 2020-12-17 | 2021-08-06 | 无锡七机机床有限公司 | Numerical control grinding wheel dressing device |
| CN214869235U (en) * | 2021-07-14 | 2021-11-26 | 安吉圆磨机械科技股份有限公司 | Vertical shaft end surface grinding machine with numerical control rotary table for automatically adjusting grinding angle |
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2021
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| US3894358A (en) * | 1973-02-10 | 1975-07-15 | Kapp & Co | Mounting arrangement for a grinding wheel dressing device |
| JPH03294176A (en) * | 1990-04-06 | 1991-12-25 | Taihei Mach Works Ltd | Method and device for correction of grinding wheel |
| CN2741719Y (en) * | 2004-12-02 | 2005-11-23 | 常州工业技术学院机电研究所 | Grinding wheel finishing device for digital control inner ball surface grinder |
| CN202278459U (en) * | 2010-12-20 | 2012-06-20 | 大光长荣机械股份有限公司 | Vertical composite internal and external diameter end surface grinding machine |
| TWM546285U (en) * | 2017-05-03 | 2017-08-01 | Supertec Machinery Inc | Vertical grinding machine |
| CN206764532U (en) * | 2017-05-11 | 2017-12-19 | 主新德科技股份有限公司 | Vertical grinder |
| TWM602961U (en) * | 2020-08-04 | 2020-10-21 | 大光長榮機械股份有限公司 | Vertical grinder with grinding wheel dressing device |
| CN213889594U (en) * | 2020-12-17 | 2021-08-06 | 无锡七机机床有限公司 | Numerical control grinding wheel dressing device |
| CN112775739A (en) * | 2021-01-26 | 2021-05-11 | 豪特曼智能装备信阳有限公司 | Portal vertical grinding plane profile grinding center |
| CN214869235U (en) * | 2021-07-14 | 2021-11-26 | 安吉圆磨机械科技股份有限公司 | Vertical shaft end surface grinding machine with numerical control rotary table for automatically adjusting grinding angle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117161846A (en) * | 2023-11-01 | 2023-12-05 | 宿迁市青木智能科技有限公司 | Blade grinding machine |
| CN117161846B (en) * | 2023-11-01 | 2024-02-09 | 宿迁市青木智能科技有限公司 | Blade grinding machine |
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