CN116749042A - Large-scale interactive workbench grinding and polishing machine tool and grinding and polishing machining method thereof - Google Patents
Large-scale interactive workbench grinding and polishing machine tool and grinding and polishing machining method thereof Download PDFInfo
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- CN116749042A CN116749042A CN202311038703.9A CN202311038703A CN116749042A CN 116749042 A CN116749042 A CN 116749042A CN 202311038703 A CN202311038703 A CN 202311038703A CN 116749042 A CN116749042 A CN 116749042A
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- 238000005498 polishing Methods 0.000 title claims abstract description 224
- 230000002452 interceptive effect Effects 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims description 16
- 238000003754 machining Methods 0.000 title description 5
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 238000003672 processing method Methods 0.000 claims abstract description 10
- 230000032258 transport Effects 0.000 claims description 135
- 238000009434 installation Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 description 15
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- 230000003287 optical effect Effects 0.000 description 2
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/02—Bench 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
- B24B27/0023—Other grinding machines or devices grinding machines with a plurality of working posts
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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
- B24B27/0069—Other grinding machines or devices with means for feeding the work-pieces to the grinding tool, e.g. turntables, transfer means
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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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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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)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a large-sized interactive workbench polishing machine tool and a polishing processing method thereof, and aims to provide a large-sized interactive workbench polishing machine tool and a polishing processing method thereof, which can safely, stably and rapidly transfer a workpiece, can move the workpiece to a polishing station, have high positioning connection precision, and can safely, stably and rapidly move the workpiece out of the polishing station so as to improve the utilization rate of a grinding machine, thereby improving the production efficiency. A large interactive table polishing machine comprising: the base station is provided with a transport vehicle track; a workbench transport vehicle which travels along a transport vehicle track; the exchange workbench is supported on the workbench transport vehicle, and the workbench transport vehicle can drive the exchange workbench to lift; the polishing station comprises a workbench rotary table rotatably arranged on the base table; the workbench zero point positioning mechanism comprises an upper ring and a lower ring which can be precisely positioned and connected, the upper ring is installed at the bottom of the exchange workbench, and the lower ring is installed at the top of the workbench turntable.
Description
Technical Field
The invention relates to a grinding and polishing machine tool, in particular to a grinding and polishing machine tool of a large-scale interactive workbench and a grinding and polishing processing method thereof.
Background
At present, the polishing processing of large-caliber complex curved surface optical elements has a long processing period, and workpieces need to be frequently converted into station detection or polishing processing. The workpiece entering position (the workpiece enters the polishing station) and the workpiece leaving position (the workpiece leaves the polishing station) of the polishing station of the conventional polishing machine tool generally adopt manual operation, so that the operation is inconvenient, the operation efficiency is low, and the polishing processing of the workpiece is influenced.
In view of this, a set of equipment is required that can perform processing such as high-precision polishing on a workpiece; the workpiece can be safely, stably and rapidly transferred to the corresponding station for grinding and polishing processing or detection; the device can be quickly connected with corresponding stations and has high positioning precision; the polishing machine can quickly, safely and stably return to the polishing station and has high repeated positioning precision.
Disclosure of Invention
The invention aims to provide a large-sized interactive workbench polishing machine tool and a polishing processing method thereof, which can safely, stably and rapidly transfer a workpiece, can move the workpiece to a polishing station and have high positioning connection precision, can safely, stably and rapidly move the workpiece out of the polishing station, can rapidly, safely and stably move the workpiece back to the polishing station and have high repeated positioning precision so as to improve the utilization rate of the polishing machine tool, thereby improving the production efficiency.
The technical scheme of the invention is as follows:
a large interactive table polishing machine comprising:
the base station is provided with a transport vehicle track;
a workbench transport vehicle which travels along a transport vehicle track;
the exchange workbench is supported on the workbench transport vehicle, and the workbench transport vehicle can drive the exchange workbench to lift;
the workpiece clamp is detachably arranged on the exchange workbench and used for clamping a workpiece;
the polishing station comprises a workbench rotary table rotatably arranged on the base table and a rotary driving mechanism for driving the workbench rotary table to rotate;
the workbench zero point positioning mechanism comprises an upper ring and a lower ring which can be precisely positioned and connected, the upper ring is arranged at the bottom of the exchange workbench, and the lower ring is arranged at the top of the workbench turntable;
the workbench transport vehicle can transport the exchange workbench to the upper part of the workbench turntable of the polishing station along the transport vehicle track.
After the workbench transport vehicle transports the exchange workbench to a designated position above the workbench turntable of the polishing station, the workbench transport vehicle drives the exchange workbench to descend, so that the exchange workbench is supported on the workbench turntable, and accurate positioning and connection are completed through an upper ring on the exchange workbench and a lower ring on the workbench turntable, so that the exchange workbench and the workbench turntable are connected into a whole.
When the exchange workbench connected with the workbench rotary table into a whole needs to leave the polishing station, the upper ring on the exchange workbench and the lower ring on the workbench rotary table are in a separable state;
then, the workbench transport vehicle drives the exchange workbench to ascend, so that the exchange workbench is separated from the workbench turntable, and the exchange workbench is supported on the workbench transport vehicle;
and then, the workbench transport vehicle drives the exchange workbench to walk along the transport vehicle track and leave the polishing station.
The specific working method of the large-scale interactive table polishing machine tool refers to the following polishing machining method by using the large-scale interactive table polishing machine tool, a workpiece to be machined is clamped on a workpiece clamp, and then the exchange table and the workpiece to be machined can be driven to move along the track of the transport vehicle through the transport vehicle of the table, so that the workpiece can be safely, stably and rapidly transferred, and the workpiece can be safely, stably and rapidly transferred to a polishing station. After the workpiece is transferred to the polishing station, the upper ring on the exchange workbench and the lower ring on the workbench turntable are used for completing accurate positioning and connection, so that the exchange workbench and the workbench turntable are connected into a whole, and the high positioning and connection precision is realized. And then, grinding and polishing the workpiece through a grinding and polishing head of the large-scale interactive workbench grinding and polishing machine tool. After the workpiece is polished, an upper ring on the exchange workbench and a lower ring on the workbench turntable are in a separable state; then, the workbench transport vehicle drives the exchange workbench to ascend, so that the exchange workbench is separated from the workbench turntable, and the exchange workbench is supported on the workbench transport vehicle; then, the workbench transport vehicle drives the exchange workbench to walk along the transport vehicle track and leave the polishing station; therefore, the workpiece can be safely, stably and rapidly moved out of the polishing station and then detected. Of course, after the workpiece moves out of the polishing station, the steps can be repeated, the workpiece can be quickly, safely and stably moved back to the polishing station, the repeated positioning precision is high, the polishing and the detection of the workpiece are repeated until the workpiece is qualified in the process, and therefore the workpiece can be clamped once until the machining is completed. On the other hand, a workbench rotary table in the polishing station can be accurately connected with a plurality of exchange workbench, and when one workbench transport vehicle drives the exchange workbench and a workpiece to walk along a transport vehicle track and leave the polishing station for detection; the other workbench transport trolley can drive the exchange workbench and the workpiece to enter the polishing station to polish the other workpiece, so that the utilization rate of the polishing machine tool is improved, and the production efficiency can be improved.
Preferably, the method further comprises:
a ram;
the ram driving and executing device is arranged on the base station and drives the ram to move along the X-axis, the Y-axis and the Z-axis;
a plurality of polishing heads which are directly or indirectly arranged on the base,
the module quick-change mechanism comprises a polishing head zero point positioning mechanism, wherein the polishing head zero point positioning mechanism comprises an upper joint and a lower joint, the upper joint is arranged at the bottom of the ram, and the lower joint is arranged at the top of each polishing head. Therefore, the ram can be driven to move accurately through the ram driving execution device, the ram is moved to the position above the corresponding polishing head, then the ram descends, and the ram and the corresponding polishing head finish accurate positioning and connection through the polishing head zero point positioning mechanism. And then, driving the ram and the polishing head to move to a polishing station by the ram driving execution device, and polishing the workpiece. After the polishing processing of the polishing head is finished, the polishing head is driven to move and reset by the ram driving executing device, and then the upper joint and the lower joint of the polishing head zero point positioning mechanism are in a separable state. And then, the ram drives the execution device to drive the ram to move upwards, so that the upper joint and the lower joint of the zero point positioning mechanism of the polishing head are separated. The steps are repeated, so that the rapid and automatic switching of the multiple polishing heads can be realized, and the proper polishing heads are selected so as to meet the processing requirements of various different processes.
Preferably, a polishing head placing frame is arranged on the base, and the polishing head is placed on the polishing head placing frame. Thus, the placement and the positioning of the polishing head are convenient.
Preferably, the carrier vehicle track comprises a longitudinal track and a transverse track, wherein the longitudinal track and the transverse track are distributed in a crisscross manner, the longitudinal track is parallel to the movement direction of the ram along the X axis, and the transverse track is parallel to the movement direction of the ram along the Y axis. The carrier vehicle rail comprises a longitudinal rail and a transverse rail which are distributed in a crisscross manner, so that the workbench carrier vehicle and the workpiece can flexibly move to a required position, and the utilization rate of the polishing machine tool is improved.
Preferably, a workbench passing opening penetrating through the upper surface and the lower surface of the workbench body is formed in the car body of the workbench transport car, and a lower ring at the top of the workbench turntable can enter the workbench passing opening from bottom to top and is accurately positioned and connected with an upper ring on the exchange workbench. Therefore, after the workbench transport vehicle transports the exchange workbench to the appointed position above the workbench turntable of the polishing station, the workbench transport vehicle drives the exchange workbench to descend, and the lower ring at the top of the workbench turntable can enter the workbench through opening from bottom to top, so that the exchange workbench is supported on the workbench turntable, and accurate positioning and connection are completed through the upper ring on the exchange workbench and the lower ring on the workbench turntable, so that the exchange workbench and the workbench turntable are connected into a whole.
Preferably, the carrier vehicle track comprises a longitudinal track and a transverse track, and the longitudinal track and the transverse track are distributed in a crisscross manner. Therefore, the workbench transport vehicle and the workpiece can flexibly move to the required position, and the utilization rate of the polishing machine tool is improved.
Preferably, rollers capable of lifting are arranged on the front side, the rear side, the left side and the right side of the workbench transport vehicle, the advancing direction of the rollers on the front side and the rear side is perpendicular to the advancing direction of the rollers on the left side and the right side, the rollers on the left side and the right side are matched with the longitudinal rails, and the rollers on the front side and the rear side are matched with the transverse rails. Therefore, when the workbench transport vehicle is matched with the transverse track through the front roller and the rear roller, the rollers on the left side and the right side are lifted, so that the workbench transport vehicle can smoothly run along the transverse track; when the workbench transport vehicle is matched with the longitudinal rails through the left and right side rollers, the front and rear side rollers rise, so that the workbench transport vehicle can smoothly run along the longitudinal rails.
A grinding and polishing processing method utilizing a large-scale interactive workbench grinding and polishing machine tool, the large-scale interactive workbench grinding and polishing machine tool also comprises a workpiece mounting station, and a workbench transport vehicle can transport an exchange workbench to the workpiece mounting station along a transport vehicle track; the grinding and polishing processing method sequentially comprises the following steps:
the method comprises the steps of installing a workpiece, conveying an exchange workbench to a workpiece installation station along a conveying trolley track by a workbench conveying trolley, and clamping the workpiece to be processed on a workpiece clamp;
the work piece is put into place, the workbench transport vehicle transports the exchange workbench to a designated position above the workbench turntable of the polishing station, then the workbench transport vehicle drives the exchange workbench to descend, so that the exchange workbench is supported on the workbench turntable, and accurate positioning and connection are completed through an upper ring on the exchange workbench and a lower ring on the workbench turntable, so that the exchange workbench and the workbench turntable are connected into a whole;
grinding and polishing, wherein the rotary driving mechanism drives the workbench rotary table, the exchange workbench and the workpiece to rotate together; grinding and polishing the workpiece through a grinding and polishing head of a grinding and polishing machine tool of the large-scale interactive workbench;
the workpiece is separated, so that an upper ring on the exchange workbench and a lower ring on the workbench turntable are in a separable state; then, the workbench transport vehicle drives the exchange workbench to ascend, so that the exchange workbench is separated from the workbench turntable, and the exchange workbench is supported on the workbench transport vehicle;
and then, the workbench transport vehicle drives the exchange workbench to walk along the transport vehicle track and leave the polishing station. And then detection is performed. Of course, after the workpiece moves out of the polishing station, the steps can be repeated, the workpiece can be quickly, safely and stably moved back to the polishing station, the repeated positioning precision is high, the polishing and the detection of the workpiece are repeated, and the workpiece is qualified in the process. On the other hand, a workbench rotary table in the polishing station can be accurately connected with a plurality of exchange workbench, and when one workbench transport vehicle drives the exchange workbench and a workpiece to walk along a transport vehicle track and leave the polishing station for detection; the other workbench transport trolley can drive the exchange workbench and the workpiece to enter the polishing station to polish the other workpiece, so that the utilization rate of the polishing machine tool is improved, and the production efficiency can be improved.
The beneficial effects of the invention are as follows: the workpiece can be safely, stably and rapidly transferred, the workpiece can be moved to the polishing station and has high positioning connection precision, the workpiece can be safely, stably and rapidly moved out of the polishing station, the workpiece can be rapidly, safely and stably moved back to the polishing station and has high repeated positioning precision, so that the utilization rate of a polishing machine tool is improved, and the production efficiency is improved
Drawings
Fig. 1 is a schematic view of a large-scale interactive table polishing machine of the present invention.
Fig. 2 is a schematic structural view of the work table carrier vehicle and the exchanging work table of the present invention.
Fig. 3 is a schematic view of a table turntable and a rotary drive mechanism of the exchange table and the polishing station of the present invention.
Fig. 4 is a schematic view of a partial structure of a large-sized interactive table polishing machine of the present invention.
Fig. 5 is a schematic diagram of a part of the ram, the zero point positioning mechanism of the polishing head and the polishing head of the large-scale interactive table polishing machine tool according to the present invention.
In the figure:
a base 1;
a carrier rail 2, a longitudinal rail 2.1 and a transverse rail 2.2;
a workbench transport vehicle 3 and a workbench passing opening 3.1;
a switching table 4;
a polishing station 5, a workbench rotary table 5.1, a rotary driving motor 5.2, a driving gear 5.3 and an outer gear 5.4;
a ram 6;
ram driving executing device 7, longitudinally moving guide rail 7.1, longitudinally moving frame 7.2, cross beam 7.3, transversely moving slide seat 7.4 and lifting mechanism 7.5;
a grinding and polishing head 8;
the workbench zero positioning mechanism 9, an upper ring 9.1 and a lower ring 9.2;
a workpiece 10;
a grinding and polishing head placing frame 11;
grinding and polishing head zero point positioning mechanism 12, upper joint 12.1 and lower joint 12.2.
Detailed Description
The invention is described in further detail below with reference to the attached drawings and detailed description:
in a first embodiment, as shown in fig. 1, 2, 3 and 4, a large-scale interactive table polishing machine tool comprises a base table 1, a table transport vehicle 3, an exchange table 4, a workpiece clamp, a polishing station 5 and a table zero point positioning mechanism 9. The base station is provided with a transport vehicle track 2.
The workbench transport vehicle 3 runs along the transport vehicle track. The workbench transport vehicle is one or more. In this embodiment, a plurality of workbench transport vehicles are provided. The exchange tables 4 are in one-to-one correspondence with the table transport vehicles 3. The exchange workbench is supported on the corresponding workbench transport vehicle, and the workbench transport vehicle can drive the exchange workbench to lift. The workpiece holders are in one-to-one correspondence with the exchange work tables. The workpiece holder is detachably mounted on the exchanging table by bolts for holding the workpiece 10.
The polishing station 5 comprises a workbench rotary table 5.1 rotatably arranged on the base table and a rotary driving mechanism for driving the workbench rotary table to rotate. In the embodiment, the rotary driving mechanism comprises a rotary driving motor 5.2, and in particular, the rotary driving mechanism also comprises an outer gear ring 5.4 fixed on the workbench rotary table and a driving gear 5.3 meshed with the outer gear ring; the number of the driving gears is two, and the two driving gears are symmetrically distributed on two sides of the outer gear ring; the rotary driving motors are in one-to-one correspondence with the driving gears, are connected with the corresponding driving gears and drive the driving gears to rotate. The rotary driving motor is a servo motor. The two driving gears are symmetrically arranged, and the rotation precision of the workbench turntable can be effectively improved by adopting a double-tooth clearance elimination technology.
The workbench zero positioning mechanism 9 comprises an upper ring 9.1 and a lower ring 9.2 which can be precisely positioned and connected. The bottom of each exchange workbench is provided with the upper ring. The top of the workbench rotary table is provided with the lower ring. The workbench transport vehicle can transport the exchange workbench to the upper part of the workbench turntable of the polishing station along the transport vehicle track.
After the workbench transport vehicle transports the exchange workbench to a designated position above the workbench turntable of the polishing station, the workbench transport vehicle drives the exchange workbench to descend, so that the exchange workbench is supported on the workbench turntable, and accurate positioning and connection are completed through an upper ring on the exchange workbench and a lower ring on the workbench turntable, so that the exchange workbench and the workbench turntable are connected into a whole.
When the exchange workbench connected with the workbench rotary table into a whole needs to leave the polishing station, the upper ring on the exchange workbench and the lower ring on the workbench rotary table are in a separable state. Then, the workbench transport vehicle drives the exchange workbench to ascend, so that the exchange workbench is separated from the workbench turntable, and the exchange workbench is supported on the workbench transport vehicle. And then, the workbench transport vehicle drives the exchange workbench to walk along the transport vehicle track and leave the polishing station.
The large-scale interactive table polishing machine tool is mainly applied to polishing and processing of large-caliber complex-curved-surface optical elements, and the specific working method refers to a polishing and processing method utilizing the large-scale interactive table polishing machine tool, a workpiece to be processed is clamped on a workpiece clamp, and then a workbench transport vehicle can drive an exchange workbench and the workpiece to be processed to move along a transport vehicle track, so that the workpiece can be safely, stably and rapidly transferred, and the workpiece can be safely, stably and rapidly transferred to a polishing station. After the workpiece is transferred to the polishing station, the upper ring on the exchange workbench and the lower ring on the workbench turntable are used for completing accurate positioning and connection, so that the exchange workbench and the workbench turntable are connected into a whole, and the high positioning and connection precision is realized. And then, grinding and polishing the workpiece through a grinding and polishing head of the large-scale interactive workbench grinding and polishing machine tool. After the workpiece is polished, an upper ring on the exchange workbench and a lower ring on the workbench turntable are in a separable state; then, the workbench transport vehicle drives the exchange workbench to ascend, so that the exchange workbench is separated from the workbench turntable, and the exchange workbench is supported on the workbench transport vehicle; then, the workbench transport vehicle drives the exchange workbench to walk along the transport vehicle track and leave the polishing station; therefore, the workpiece can be safely, stably and rapidly moved out of the polishing station and then detected. Of course, after the workpiece moves out of the polishing station, the steps can be repeated, the workpiece can be quickly, safely and stably moved back to the polishing station, the repeated positioning precision is high, the polishing and the detection of the workpiece are repeated until the workpiece is qualified in the process, and therefore the workpiece can be clamped once until the machining is completed. On the other hand, a workbench rotary table in the polishing station can be accurately connected with a plurality of exchange workbench, and when one workbench transport vehicle drives the exchange workbench and a workpiece to walk along a transport vehicle track and leave the polishing station for detection; the other workbench transport trolley can drive the exchange workbench and the workpiece to enter the polishing station to polish the other workpiece, so that the utilization rate of the polishing machine tool is improved, and the production efficiency can be improved.
Specifically, the large-scale interactive workbench polishing machine tool further comprises a workpiece mounting station and a workpiece detection station which are arranged on the base. The workbench transport vehicle can transport the exchange workbench to the workpiece mounting station along the transport vehicle track. The workbench transport vehicle can transport the exchange workbench to the workpiece detection station along the transport vehicle track. When the workpiece is installed, the workbench transport vehicle transports the exchange workbench to the workpiece installation station along the transport vehicle track, and the workpiece to be processed is clamped on the workpiece clamp. After the workpiece is polished at the polishing station, the workbench transport vehicle drives the exchange workbench to walk along the transport vehicle track, leave the polishing station, and then transport to the workpiece detection station to detect the workpiece.
As shown in fig. 1, 4 and 5, the large-scale interactive workbench polishing machine tool further comprises a plurality of polishing heads 8, a ram 6, a ram driving executing device 7 and a module quick-change mechanism. The ram driving and executing device is arranged on the base station and used for driving the ram to move along the X-axis, Y-axis and Z-axis directions. The polishing head is directly or indirectly placed on the base, in this embodiment, a polishing head placing frame 11 is provided on the base, and a polishing head positioning structure is provided on the polishing head placing frame. The grinding and polishing head positioning structures are in one-to-one correspondence with the grinding and polishing heads. The grinding and polishing head is placed on the grinding and polishing head placing frame and is positioned by the grinding and polishing head positioning structure. The modular quick change mechanism includes a grinding and polishing head zero point positioning mechanism 12. The zero point positioning mechanism of the polishing head comprises an upper joint 12.1 and a lower joint 12.2. The upper joint is arranged at the bottom of the ram. The top of each grinding and polishing head is provided with the lower joint. In this embodiment, the module quick-change mechanism further includes a circuit, a male-female plug of the air circuit and the oil circuit, a male-female plug or a female-female plug of the male-female plug of the air circuit and the oil circuit is mounted at the bottom of the ram, and a female-plug or a male-female plug of the air circuit, the air circuit and the oil circuit is mounted at the top of each polishing head. Therefore, the ram can be driven to move accurately through the ram driving execution device, the ram is moved to the position above the corresponding polishing head, then the ram descends, the ram and the corresponding polishing head are positioned and connected accurately through the polishing head zero point positioning mechanism, meanwhile, the connection of a circuit, an air circuit and an oil circuit male and female plug connector is realized, and proper polishing head selection is realized. And then, driving the ram and the polishing head to move to a polishing station by the ram driving execution device, and polishing the workpiece. After the polishing processing of the polishing head is finished, the polishing head is driven to move and reset by the ram driving executing device, and then the upper joint and the lower joint of the polishing head zero point positioning mechanism are in a separable state; and then, the ram drives the execution device to drive the ram to move upwards, so that the upper joint and the lower joint of the zero point positioning mechanism of the polishing head are separated, and meanwhile, the male plug and the female plug in the circuit, the gas circuit and the oil circuit are separated. The steps are repeated, so that the rapid and automatic switching of the multiple polishing heads can be realized, and the proper polishing heads are selected so as to meet the processing requirements of various different processes.
In this embodiment, the ram driving and executing device 7 includes a longitudinally moving rail 7.1 provided on the base, a longitudinally moving frame 7.2 sliding along the longitudinally moving rail, a longitudinally moving driving mechanism driving the longitudinally moving frame to move, a cross beam 7.3 provided on the longitudinally moving frame, a transversely moving rail provided on the cross beam, a transversely moving slide carriage 7.4 sliding along the transversely moving rail, a transversely moving driving mechanism driving the transversely moving slide carriage to move, and a lifting mechanism 7.5 provided on the transversely moving slide carriage. The longitudinal moving guide rail is perpendicular to the transverse moving guide rail. The traversing sliding seats are in one-to-one correspondence with the lifting mechanisms. The traversing slide seat is one or more. The ram is one or more. The traversing sliding seats are in one-to-one correspondence with the lifting mechanisms. The lifting mechanisms are in one-to-one correspondence with the ram, are connected with the corresponding ram and drive the corresponding ram to lift.
The transporter rail 2 comprises a longitudinal rail 2.1 and a transverse rail 2.2. The longitudinal track is one or more tracks. The transverse track is one or more tracks. The longitudinal rails and the transverse rails are distributed in a crisscross manner. The ram driving executing device drives the ram to move in the Z-axis direction of the X-axis and the Y-axis, wherein the longitudinal track is parallel to the moving direction of the ram along the X-axis, and the transverse track is parallel to the moving direction of the ram along the Y-axis. The carrier vehicle rail comprises a longitudinal rail and a transverse rail which are distributed in a crisscross manner, so that the workbench carrier vehicle and the workpiece can flexibly move to a required position, and the utilization rate of the polishing machine tool is improved. Specifically, the front side, the rear side, the left side and the right side of the workbench transport vehicle are all provided with rollers capable of lifting. The workbench transport vehicle drives the exchange workbench to lift through the lifting of the roller wheels. The advancing direction of the front and rear side rollers is perpendicular to the advancing direction of the left and right side rollers, wherein the left and right side rollers are matched with the longitudinal rails, and the front and rear side rollers are matched with the transverse rails. Therefore, when the workbench transport vehicle is matched with the transverse track through the front roller and the rear roller, the rollers on the left side and the right side are lifted, so that the workbench transport vehicle can smoothly run along the transverse track. When the workbench transport vehicle is matched with the longitudinal rails through the left and right side rollers, the front and rear side rollers rise, so that the workbench transport vehicle can smoothly run along the longitudinal rails.
The workbench transport vehicle 3 is provided with a workbench passing opening 3.1 penetrating through the upper surface and the lower surface of the vehicle body. The lower ring at the top of the workbench rotary table can enter the workbench through opening from bottom to top and finish accurate positioning and connection with the upper ring on the exchange workbench. In this embodiment, the exchange table is located in the table access. Therefore, after the workbench transport vehicle transports the exchange workbench to the appointed position above the workbench turntable of the polishing station, the workbench transport vehicle drives the exchange workbench to descend, and the lower ring at the top of the workbench turntable can enter the workbench through opening from bottom to top, so that the exchange workbench is supported on the workbench turntable, and accurate positioning and connection are completed through the upper ring on the exchange workbench and the lower ring on the workbench turntable, so that the exchange workbench and the workbench turntable are connected into a whole. In this embodiment, the specific structure of the workbench transport vehicle is the prior art, and reference may be made to application number CN2021106417066, entitled to a rail vehicle for transporting a circular workbench.
In a second embodiment, a polishing method using a large-scale interactive table polishing machine tool is provided, and a specific structure of the large-scale interactive table polishing machine tool used in the polishing method refers to the first embodiment.
The polishing processing method by utilizing the large-scale interactive workbench polishing machine tool sequentially comprises the following steps:
and (3) workpiece installation, wherein the workbench transport vehicle transports the exchange workbench to a workpiece installation station along a transport vehicle track, and the workpiece to be processed is clamped on the workpiece clamp.
Work piece is put into place, and the workstation transport vechicle is transported the assigned position of workstation revolving stage top of polishing station with the exchange workstation, then, and the workstation transport vechicle drives the exchange workstation and descends, makes the exchange workstation support on the workstation revolving stage to accomplish accurate positioning and connection through last ring on the exchange workstation and the lower ring on the workstation revolving stage, makes exchange workstation and workstation revolving stage connect as an organic wholely.
And (3) grinding and polishing, wherein the rotary driving mechanism drives the workbench rotary table, the exchange workbench and the workpiece to rotate together. The workpiece is polished by the polishing head of the large-scale interactive workbench polishing machine tool, specifically, the ram is driven by the ram driving executing device to drive the ram to move accurately, the ram is moved to the position above the corresponding polishing head, then the ram descends, the ram and the corresponding polishing head finish accurate positioning and connection through the polishing head zero point positioning mechanism, and meanwhile, the connection of a circuit, an air circuit and an oil circuit male-female plug is realized, and the proper polishing head is selected; and then, driving the ram and the polishing head to move to a polishing station by the ram driving execution device, and polishing the workpiece.
The workpiece is separated, so that an upper ring on the exchange workbench and a lower ring on the workbench turntable are in a separable state; then, the workbench transport vehicle drives the exchange workbench to ascend, so that the exchange workbench is separated from the workbench turntable, and the exchange workbench is supported on the workbench transport vehicle; and then, the workbench transport vehicle drives the exchange workbench to walk along the transport vehicle track and leave the polishing station. And then detection is performed. Of course, after the workpiece moves out of the polishing station, the steps can be repeated, the workpiece can be quickly, safely and stably moved back to the polishing station, the repeated positioning precision is high, the polishing and the detection of the workpiece are repeated, and the workpiece is qualified in the process. On the other hand, a workbench rotary table in the polishing station can be accurately connected with a plurality of exchange workbench, and when one workbench transport vehicle drives the exchange workbench and a workpiece to walk along a transport vehicle track and leave the polishing station for detection; the other workbench transport trolley can drive the exchange workbench and the workpiece to enter the polishing station to polish the other workpiece, so that the utilization rate of the polishing machine tool is improved, and the production efficiency can be improved.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any simple modification, variation and equivalent transformation of the above embodiment according to the technical substance of the present invention still fall within the scope of the technical solution of the present invention.
Claims (10)
1. A large-scale interactive table grinds throwing lathe, characterized by includes:
the base station is provided with a transport vehicle track;
a workbench transport vehicle which travels along a transport vehicle track;
the exchange workbench is supported on the workbench transport vehicle, and the workbench transport vehicle can drive the exchange workbench to lift;
the workpiece clamp is detachably arranged on the exchange workbench and used for clamping a workpiece;
the polishing station comprises a workbench rotary table rotatably arranged on the base table and a rotary driving mechanism for driving the workbench rotary table to rotate;
the workbench zero point positioning mechanism comprises an upper ring and a lower ring which can be precisely positioned and connected, the upper ring is arranged at the bottom of the exchange workbench, and the lower ring is arranged at the top of the workbench turntable;
the workbench transport vehicle can transport the exchange workbench to the upper part of the workbench turntable of the polishing station along the transport vehicle track.
2. The large-scale interactive table polishing machine of claim 1, wherein after the table transport vehicle transports the exchange table to a designated position above the table turntable of the polishing station, the table transport vehicle drives the exchange table to descend so that the exchange table is supported on the table turntable, and the exchange table and the table turntable are connected into a whole by the accurate positioning and connection of an upper ring on the exchange table and a lower ring on the table turntable.
3. The large-scale interactive table polishing machine according to claim 2, wherein when the exchange table integrally connected with the table turntable needs to leave the polishing station, the upper ring on the exchange table and the lower ring on the table turntable are in a separable state;
then, the workbench transport vehicle drives the exchange workbench to ascend, so that the exchange workbench is separated from the workbench turntable, and the exchange workbench is supported on the workbench transport vehicle;
and then, the workbench transport vehicle drives the exchange workbench to walk along the transport vehicle track and leave the polishing station.
4. A large interactive table polishing machine as claimed in claim 1, 2 or 3, further comprising:
a ram;
the ram driving and executing device is arranged on the base station and drives the ram to move along the X-axis, the Y-axis and the Z-axis;
the polishing heads are directly or indirectly arranged on the base station;
the module quick-change mechanism comprises a polishing head zero point positioning mechanism, wherein the polishing head zero point positioning mechanism comprises an upper joint and a lower joint, the upper joint is arranged at the bottom of the ram, and the lower joint is arranged at the top of each polishing head.
5. The large-scale interactive table polishing machine tool according to claim 4, wherein the polishing head placing frame is arranged on the base, and the polishing head is placed on the polishing head placing frame.
6. The large-scale interactive table polishing machine of claim 4, wherein the carrier track comprises a longitudinal track and a transverse track, the longitudinal track and the transverse track are distributed in a crisscross manner, wherein the longitudinal track is parallel to the movement direction of the ram along the X-axis, and the transverse track is parallel to the movement direction of the ram along the Y-axis.
7. A large-scale interactive table polishing machine according to claim 1, 2 or 3, wherein the body of the table transport vehicle is provided with a table passing opening penetrating through the upper and lower surfaces of the body, and a lower ring at the top of the table turntable can enter the table passing opening from bottom to top and finish accurate positioning and connection with an upper ring on the exchange table.
8. A large interactive table polishing machine as claimed in claim 1, 2 or 3, wherein the carrier track comprises a longitudinal track and a transverse track, the longitudinal track and the transverse track being distributed in a crisscross arrangement.
9. The large-scale interactive table polishing machine tool according to claim 8, wherein rollers capable of lifting are arranged on the front side, the rear side, the left side and the right side of the table transport vehicle, the advancing direction of the rollers on the front side and the rear side is perpendicular to the advancing direction of the rollers on the left side and the right side, the rollers on the left side and the right side are matched with the longitudinal rails, and the rollers on the front side and the rear side are matched with the transverse rails.
10. A polishing processing method using a large-scale interactive table polishing machine as set forth in any one of claims 1 to 9, characterized in that the large-scale interactive table polishing machine further comprises a workpiece mounting station, and the table transporter is capable of transporting the exchange table to the workpiece mounting station along the transporter rail; the grinding and polishing processing method sequentially comprises the following steps:
the method comprises the steps of installing a workpiece, conveying an exchange workbench to a workpiece installation station along a conveying trolley track by a workbench conveying trolley, and clamping the workpiece to be processed on a workpiece clamp;
the work piece is put into place, the workbench transport vehicle transports the exchange workbench to a designated position above the workbench turntable of the polishing station, then the workbench transport vehicle drives the exchange workbench to descend, so that the exchange workbench is supported on the workbench turntable, and accurate positioning and connection are completed through an upper ring on the exchange workbench and a lower ring on the workbench turntable, so that the exchange workbench and the workbench turntable are connected into a whole;
grinding and polishing, wherein the rotary driving mechanism drives the workbench rotary table, the exchange workbench and the workpiece to rotate together; grinding and polishing the workpiece through a grinding and polishing head of a grinding and polishing machine tool of the large-scale interactive workbench;
the workpiece is separated, so that an upper ring on the exchange workbench and a lower ring on the workbench turntable are in a separable state; then, the workbench transport vehicle drives the exchange workbench to ascend, so that the exchange workbench is separated from the workbench turntable, and the exchange workbench is supported on the workbench transport vehicle;
and then, the workbench transport vehicle drives the exchange workbench to walk along the transport vehicle track and leave the polishing station.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311038703.9A CN116749042A (en) | 2023-08-17 | 2023-08-17 | Large-scale interactive workbench grinding and polishing machine tool and grinding and polishing machining method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311038703.9A CN116749042A (en) | 2023-08-17 | 2023-08-17 | Large-scale interactive workbench grinding and polishing machine tool and grinding and polishing machining method thereof |
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| TW201304905A (en) * | 2011-07-29 | 2013-02-01 | Sparking Power Technology Co Ltd | Vertical machine center with floating workbench |
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| CN113070696A (en) * | 2021-03-26 | 2021-07-06 | 上海通工汽车零部件有限公司 | Automobile parts processing operation platform |
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| TW201304905A (en) * | 2011-07-29 | 2013-02-01 | Sparking Power Technology Co Ltd | Vertical machine center with floating workbench |
| CN203804708U (en) * | 2014-02-11 | 2014-09-03 | 厦门理工学院 | Full automatic blocky stone grinding and polishing machine |
| CN205889558U (en) * | 2016-07-11 | 2017-01-18 | 泉州市佳能机械制造有限公司 | Single -end carving grinds machine of throwing |
| WO2018121808A1 (en) * | 2016-12-31 | 2018-07-05 | Martin Zimmer | Transport system having self-propelled workpiece carriages |
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