CN110524419B - Multi-station synchronous rotating mechanism and grinding machine - Google Patents
Multi-station synchronous rotating mechanism and grinding machine Download PDFInfo
- Publication number
- CN110524419B CN110524419B CN201910884659.0A CN201910884659A CN110524419B CN 110524419 B CN110524419 B CN 110524419B CN 201910884659 A CN201910884659 A CN 201910884659A CN 110524419 B CN110524419 B CN 110524419B
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- Prior art keywords
- driving
- rotating shaft
- rocker
- sliding
- connecting rod
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- 230000007246 mechanism Effects 0.000 title claims abstract description 155
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims abstract description 159
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009977 dual effect Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The invention discloses a multi-station synchronous rotating mechanism, wherein a plurality of rotating shafts of the synchronous rotating mechanism can synchronously rotate at the same angle; in the invention, each rotating shaft of each row is connected with the transmission connecting rod through the rocker sliding mechanism, so as to achieve the effect of synchronous rotation of the rotating shafts in the same row; meanwhile, one driving gear drives two driven gears with the same specification, and then the two driven gears respectively drive two rows of rotating shafts, so that the aim of synchronizing the two rows of rotating shafts is fulfilled; in order to prevent the transmission connecting rod from being blocked when being matched with a plurality of rotating shafts, each rotating shaft is connected with the transmission connecting rod through a rocker sliding mechanism to replace a traditional rocker, and the length of the rocker sliding mechanism can be self-adapted through the sliding mechanism when the rocker sliding mechanism is matched with the transmission connecting rod to rotate; the invention also discloses a grinder with the multi-station synchronous rotating mechanism.
Description
Technical Field
The invention relates to the field of grinding machines, in particular to a multi-station synchronous rotating mechanism and a grinding machine with the same.
Background
A grinder is a grinder that grinds a surface of a workpiece with a grinder coated with or embedded with an abrasive. The grinding device is mainly used for grinding high-precision planes, inner and outer cylindrical surfaces, conical surfaces, spherical surfaces, threaded surfaces and other molded surfaces in workpieces. The polishing agent is used for single-sided grinding and polishing of materials.
Grinders typically employ a multi-station design that grinds multiple products simultaneously per batch. The product to be ground is fixed on a carrier plate of each station, and a brush rotating at high speed is arranged above the station. In order to grind all parts of the product without dead angles, not only the hairbrush needs to be adjusted in position according to a set program, but also the carrier plate needs to be adjusted in angle according to the program.
Disclosure of Invention
In view of the above, the invention provides a multi-station synchronous rotating mechanism, the top of which is provided with a carrier plate, and the carrier plates of all stations synchronously rotate through the mechanism, and the rotation angles are consistent.
A multi-station synchronous rotating mechanism comprises a first driving rotating shaft, a driving rocker, more than two driven rotating shafts, more than two sliding rocker mechanisms, a first transmission connecting rod, a first driving motor and a first transmission mechanism;
the bottom of the first driving rotating shaft is fixedly connected with one end of the driving rocker, and the other end of the driving rocker is rotationally connected to the first transmission connecting rod;
the bottom of the driven rotating shaft is fixedly connected with one end of the sliding rocker mechanism, and the other end of the sliding rocker mechanism is rotationally connected to the first transmission connecting rod;
The first driving motor drives the first driving rotating shaft to rotate through the first transmission mechanism, the first driving rotating shaft drives the first transmission connecting rod to synchronously move through the driving rocker, the first transmission connecting rod drives more than two sliding rocker mechanisms to rotate, and each sliding rocker mechanism drives one driven rotating shaft to rotate respectively.
Preferably, the sliding rocker mechanism comprises a rocker, a sliding block, a sliding seat and a bearing;
The sliding block is fixed at the bottom of one end of the rocker, the upper part of the sliding seat is provided with a sliding groove, the bottom of the sliding seat is provided with a fixed shaft, the sliding block is arranged in the sliding groove in a sliding way, and the inner ring of the bearing is sleeved on the outer side of the fixed shaft;
The bottom of the driven rotating shaft is fixedly connected with the other end of the rocker;
the first transmission connecting rod is provided with a through hole array, and the outer ring of the bearing is fixedly sleeved in the through holes of the through hole array;
the slide block and the sliding seat are used for enabling the effective acting length of the sliding rocker mechanism to be self-adaptive and flexible, and the clamping during rotation is avoided.
Preferably, the rocker clamps and fixes the bottom of the driven rotating shaft through a clamping hole which is longitudinally arranged;
the clamping hole is positioned at the end part of the rocker, a longitudinal expansion joint is arranged between the clamping hole and the end surface of the end part, a screw hole is arranged on the side surface of the end part, and the screw hole transversely extends through the expansion joint and penetrates through the end part;
After the bottom of the driven rotating shaft is sleeved into the clamping hole, two ends of the screw hole are locked through the matched bolts and nuts, and then the gap of the expansion joint is compressed to reduce the aperture of the clamping hole, so that the purpose of clamping the driven rotating shaft is achieved, and the design is more convenient for disassembling and replacing the driven rotating shaft or the rocker.
Preferably, two sides of the lower part of the sliding block respectively extend out of the dovetail-shaped sliding support arms, two sides of the lower part of the sliding groove are respectively provided with dovetail-shaped sliding ways, and the sliding support arms slide in the sliding ways, so that the sliding block is limited to longitudinally separate from the sliding seat;
The length of the sliding block is greater than that of the sliding groove, so that the cost is reduced, and the friction area between the sliding block and the sliding groove is reduced;
The two ends of the bottom of the sliding block are respectively provided with a limit strip, so that the sliding block cannot be separated from the sliding seat along the sliding direction.
Preferably, the first transmission mechanism comprises a driving gear, a first driven gear and a transmission belt;
The driving gear and the first driving motor are coaxially and fixedly arranged, the first driven gear and the first driving rotating shaft are coaxially and fixedly arranged, and the driving gear drives the first driven gear to synchronously rotate through the transmission belt;
preferably, the device further comprises a second driving rotating shaft, a second driving motor and a second transmission mechanism;
the number of the driving rockers is two, and the two driving rockers are respectively connected with the first driving rotating shaft and the second driving rotating shaft;
The second driving motor drives the second driving rotating shaft to rotate through a second transmission mechanism, and the second driving rotating shaft is rotatably connected with the first transmission connecting rod through a driving rocker;
The second driving motor can be of the same structural design as the first driving motor, the second transmission mechanism can be of the same structural design as the first transmission mechanism, and the second driving rotating shaft can be of the same structural design as the first driving rotating shaft;
The dual motor driving mode increases the driving force while synchronizing the rotational speeds of the respective rotational shafts through the first transmission link.
Preferably, the device comprises a third driving rotating shaft, a fourth driving rotating shaft and a second transmission connecting rod;
the first transmission mechanism further comprises a second driven gear, and the second driven gear and the third driving rotating shaft are coaxially and fixedly arranged;
The specification of the second driven gear is the same as that of the first driven gear, and the rotation speeds of the first driven gear and the second driven gear are the same under the drive of the driving gear;
The first driving motor drives the first driven gear and the second driven gear to rotate simultaneously through the driving gear and the driving belt, and the first driven gear and the second driven gear drive the first driving rotating shaft and the third driving rotating shaft to rotate simultaneously;
the second transmission mechanism has the same structure as the first transmission mechanism;
The second driving motor simultaneously drives the second driving rotating shaft 102 and the fourth driving rotating shaft to rotate through a second transmission mechanism;
The third driving rotating shaft and the fourth driving rotating shaft are respectively and rotatably connected to the second transmission connecting rod through one driving rocker;
more than two driven rotating shafts are arranged between the third driving rotating shaft and the fourth driving rotating shaft, and each driven rotating shaft is rotatably connected to the second transmission connecting rod through a sliding rocker mechanism respectively;
In the embodiment, one row of rotating shafts are expanded to two rows of rotating shafts, and the rotation speeds of the two rows of rotating shafts can synchronously rotate through coordination of the first transmission mechanism, the second transmission mechanism, the first transmission connecting rod and the second transmission connecting rod.
Preferably, the first transmission mechanism further comprises a tensioning wheel, wherein the tensioning wheel is arranged between the driving gear and the first driven gear, and/or the tensioning wheel is arranged between the driving gear and the second driven gear;
Preferably, a bracket is included;
The upper part of the bracket is provided with an operation platform, the operation platform is provided with a mounting hole, and the first driving rotating shaft, the second driving rotating shaft, the third driving rotating shaft, the fourth driving rotating shaft and the driven rotating shaft are respectively sleeved and fixed in the mounting hole;
The two ends of the bracket are respectively connected and fixed with the first driving motor and the second driving motor, and preferably, all components of the first transmission mechanism and all components of the second transmission mechanism are arranged in the same plane.
The invention also provides a grinder comprising the multi-station synchronous rotating mechanism.
The grinding machine comprises a multi-station synchronous rotating mechanism and a station carrier plate, wherein the multi-station synchronous rotating mechanism comprises a first driving rotating shaft, a driving rocker, more than two driven rotating shafts, more than two sliding rocker mechanisms, a first transmission connecting rod, a first driving motor and a first transmission mechanism;
the station carrier plates are arranged at the tops of the first driving rotating shaft and each driven rotating shaft, and are used for fixing the grinded product.
The bottom of the first driving rotating shaft is fixedly connected with one end of the driving rocker, and the other end of the driving rocker is rotationally connected to the first transmission connecting rod;
the bottom of the driven rotating shaft is fixedly connected with one end of the sliding rocker mechanism, and the other end of the sliding rocker mechanism is rotationally connected to the first transmission connecting rod;
The first driving motor drives the first driving rotating shaft to rotate through the first transmission mechanism, the first driving rotating shaft drives the first transmission connecting rod to synchronously move through the driving rocker, the first transmission connecting rod drives more than two sliding rocker mechanisms to rotate, and each sliding rocker mechanism drives one driven rotating shaft to rotate respectively.
Preferably, the sliding rocker mechanism comprises a rocker, a sliding block, a sliding seat and a bearing;
The sliding block is fixed at the bottom of one end of the rocker, the upper part of the sliding seat is provided with a sliding groove, the bottom of the sliding seat is provided with a fixed shaft, the sliding block is arranged in the sliding groove in a sliding way, and the inner ring of the bearing is sleeved on the outer side of the fixed shaft;
The bottom of the driven rotating shaft is fixedly connected with the other end of the rocker;
the first transmission connecting rod is provided with a through hole array, and the outer ring of the bearing is fixedly sleeved in the through holes of the through hole array;
the slide block and the sliding seat are used for enabling the effective acting length of the sliding rocker mechanism to be self-adaptive and flexible, and the clamping during rotation is avoided.
Preferably, the rocker clamps and fixes the bottom of the driven rotating shaft through a clamping hole which is longitudinally arranged;
the clamping hole is positioned at the end part of the rocker, a longitudinal expansion joint is arranged between the clamping hole and the end surface of the end part, a screw hole is arranged on the side surface of the end part, and the screw hole transversely extends through the expansion joint and penetrates through the end part;
After the bottom of the driven rotating shaft is sleeved into the clamping hole, two ends of the screw hole are locked through the matched bolts and nuts, and then the gap of the expansion joint is compressed to reduce the aperture of the clamping hole, so that the purpose of clamping the driven rotating shaft is achieved, and the design is more convenient for disassembling and replacing the driven rotating shaft or the rocker.
Preferably, two sides of the lower part of the sliding block respectively extend out of the dovetail-shaped sliding support arms, two sides of the lower part of the sliding groove are respectively provided with dovetail-shaped sliding ways, and the sliding support arms slide in the sliding ways, so that the sliding block is limited to longitudinally separate from the sliding seat;
The length of the sliding block is greater than that of the sliding groove, so that the cost is reduced, and the friction area between the sliding block and the sliding groove is reduced;
The two ends of the bottom of the sliding block are respectively provided with a limit strip, so that the sliding block cannot be separated from the sliding seat along the sliding direction.
Preferably, the first transmission mechanism comprises a driving gear, a first driven gear and a transmission belt;
The driving gear and the first driving motor are coaxially and fixedly arranged, the first driven gear and the first driving rotating shaft are coaxially and fixedly arranged, and the driving gear drives the first driven gear to synchronously rotate through the transmission belt;
preferably, the device further comprises a second driving rotating shaft, a second driving motor and a second transmission mechanism;
the number of the driving rockers is two, and the two driving rockers are respectively connected with the first driving rotating shaft and the second driving rotating shaft;
The second driving motor drives the second driving rotating shaft to rotate through a second transmission mechanism, and the second driving rotating shaft is rotatably connected with the first transmission connecting rod through a driving rocker;
The second driving motor can be of the same structural design as the first driving motor, the second transmission mechanism can be of the same structural design as the first transmission mechanism, and the second driving rotating shaft can be of the same structural design as the first driving rotating shaft;
The dual motor driving mode increases the driving force while synchronizing the rotational speeds of the respective rotational shafts through the first transmission link.
Preferably, the device comprises a third driving rotating shaft, a fourth driving rotating shaft and a second transmission connecting rod;
the first transmission mechanism further comprises a second driven gear, and the second driven gear and the third driving rotating shaft are coaxially and fixedly arranged;
The specification of the second driven gear is the same as that of the first driven gear, and the rotation speeds of the first driven gear and the second driven gear are the same under the drive of the driving gear;
The first driving motor drives the first driven gear and the second driven gear to rotate simultaneously through the driving gear and the driving belt, and the first driven gear and the second driven gear drive the first driving rotating shaft and the third driving rotating shaft to rotate simultaneously;
the second transmission mechanism has the same structure as the first transmission mechanism;
The second driving motor simultaneously drives the second driving rotating shaft 102 and the fourth driving rotating shaft to rotate through a second transmission mechanism;
The third driving rotating shaft and the fourth driving rotating shaft are respectively and rotatably connected to the second transmission connecting rod through one driving rocker;
more than two driven rotating shafts are arranged between the third driving rotating shaft and the fourth driving rotating shaft, and each driven rotating shaft is rotatably connected to the second transmission connecting rod through a sliding rocker mechanism respectively;
In the embodiment, one row of rotating shafts are expanded to two rows of rotating shafts, and the rotation speeds of the two rows of rotating shafts can synchronously rotate through coordination of the first transmission mechanism, the second transmission mechanism, the first transmission connecting rod and the second transmission connecting rod.
Preferably, the first transmission mechanism further comprises a tensioning wheel, wherein the tensioning wheel is arranged between the driving gear and the first driven gear, and/or the tensioning wheel is arranged between the driving gear and the second driven gear;
Preferably, a bracket is included;
The upper part of the bracket is provided with an operation platform, the operation platform is provided with a mounting hole, and the first driving rotating shaft, the second driving rotating shaft, the third driving rotating shaft, the fourth driving rotating shaft and the driven rotating shaft are respectively sleeved and fixed in the mounting hole;
The two ends of the bracket are respectively connected and fixed with the first driving motor and the second driving motor, and preferably, all components of the first transmission mechanism and all components of the second transmission mechanism are arranged in the same plane;
the beneficial effects of the invention are as follows: the invention discloses a multi-station synchronous rotating mechanism, wherein a plurality of rotating shafts of the synchronous rotating mechanism can synchronously rotate at the same angle; in the invention, each rotating shaft of each row is connected with the transmission connecting rod through the rocker sliding mechanism, so as to achieve the effect of synchronous rotation of the rotating shafts in the same row; meanwhile, one driving gear drives two driven gears with the same specification, and then the two driven gears respectively drive two rows of rotating shafts, so that the aim of synchronizing the two rows of rotating shafts is fulfilled; in order to prevent the transmission connecting rod from being blocked when being matched with a plurality of rotating shafts, each rotating shaft is connected with the transmission connecting rod through a rocker sliding mechanism to replace a traditional rocker, and the length of the rocker sliding mechanism can be self-adapted through the sliding mechanism when the rocker sliding mechanism is matched with the transmission connecting rod to rotate.
Drawings
The multi-station synchronous rotating mechanism and the grinding machine of the invention are further described below with reference to the accompanying drawings.
Fig. 1 is a schematic view of a grinding mill according to the invention.
Fig. 2 is an exploded view of a main, sliding rocker mechanism of a grinding mill according to the invention.
Fig. 3 is a schematic view of a spindle and a transmission mechanism of a grinder according to the present invention.
Fig. 4 is a schematic view of the operating platform of a grinding mill according to the invention.
Fig. 5 is a schematic view of first and second drive links of a grinding machine according to the invention.
In the figure:
The device comprises the following components of an 11-driving rocker, a 12-sliding rocker mechanism, a 13-rocker, a 130-end part, a 131-clamping hole, a 132-expansion joint, a 133-screw hole, a 14-sliding block, a 141-sliding support arm, a 142-limiting bar, a 15-sliding seat, a 151-sliding groove, a 1511-sliding way, a 152-fixed shaft, a 16-bearing, a 21-first transmission connecting rod, a 22-second transmission connecting rod, a 211-through hole array, a 31-first driving motor, a 32-second driving motor, a 4-first transmission mechanism, a 41-driving gear, a 42-first driven gear, a 43-driving belt, a 44-second driven gear, a 45-tensioning wheel, a 5-second transmission mechanism, a 6-bracket, a 61-operating platform, a 611-mounting hole, a 7-station carrier plate, a 101-first driving rotating shaft, a 102-second driving rotating shaft, a 103-third driving rotating shaft, a 104-fourth driving rotating shaft and a 200-driven rotating shaft.
Detailed Description
The multi-station synchronous rotating mechanism and the grinding machine of the invention are further described below with reference to fig. 1-5.
A multi-station synchronous rotating mechanism comprises a first driving rotating shaft 101, a driving rocker 11, more than two driven rotating shafts 200, more than two sliding rocker mechanisms 12, a first transmission connecting rod 21, a first driving motor 31 and a first transmission mechanism 4;
the bottom of the first driving rotating shaft 101 is fixedly connected with one end of the driving rocker 11, and the other end of the driving rocker 11 is rotationally connected to the first transmission connecting rod 21;
The bottom of the driven rotating shaft 200 is fixedly connected with one end of the sliding rocker mechanism 12, and the other end of the sliding rocker mechanism 12 is rotationally connected to the first transmission connecting rod 2;
The first driving motor 31 drives the first driving rotating shaft 101 to rotate through the first transmission mechanism 4, the first driving rotating shaft 101 drives the first transmission connecting rod 21 to synchronously move through the driving rocker 11, the first transmission connecting rod 21 drives more than two sliding rocker mechanisms 12 to rotate, and each sliding rocker mechanism 12 drives one driven rotating shaft 200 to rotate respectively.
In this embodiment, the sliding rocker mechanism 11 includes a rocker 13, a slider 14, a slider 15, and a bearing 16;
The sliding block 14 is fixed at the bottom of one end of the rocker 13, a sliding groove 151 is formed in the upper portion of the sliding seat 15, a fixed shaft 152 is arranged at the bottom of the sliding seat 15, the sliding block 14 is arranged in the sliding groove 151 in a sliding manner, and an inner ring of the bearing 16 is sleeved on the outer side of the fixed shaft 152;
the bottom of the driven rotating shaft 200 is fixedly connected with the other end of the rocker 13;
The first transmission connecting rod 21 is provided with a through hole array 211, and the outer ring of the bearing 16 is fixedly sleeved in the through hole of the through hole array 211;
the slide block 14 and the slide seat 15 in this embodiment are used to make the effective acting length of the driving rocker 11 self-adaptively stretch and retract, so as to avoid locking during rotation.
In the embodiment, the rocker 13 clamps and fixes the bottom of the driven rotating shaft 200 through a clamping hole 131 longitudinally arranged;
The clamping hole 131 is positioned at the end 130 of the rocker 13, a longitudinal expansion joint 132 is arranged between the clamping hole 131 and the end surface of the end 130, a screw hole 133 is arranged on the side surface of the end 130, and the screw hole 133 transversely extends through the expansion joint 132 and penetrates through the end 130;
After the bottom of the driven rotating shaft 200 is sleeved into the clamping hole 131, two ends of the screw hole 133 are locked through matched bolts and nuts, and then the gap of the expansion joint 132 is compressed to reduce the aperture of the clamping hole 131, so that the purpose of clamping the driven rotating shaft 101 is achieved, and the design is more convenient for disassembling and replacing the driven rotating shaft 101 or the rocker 11.
In this embodiment, two sides of the lower portion of the sliding block 14 extend out of the dovetail-shaped sliding support arm 141 respectively, two sides of the lower portion of the sliding slot 151 are provided with dovetail-shaped sliding ways 1511 respectively, and the sliding support arm 141 slides in the sliding ways 1511, which is designed to limit the sliding block 14 from being longitudinally separated from the sliding seat 15;
The length of the slide block 14 > the length of the slide groove 151 has the effect of reducing the cost and reducing the friction area between the slide block 14 and the slide groove 151;
The two ends of the bottom of the slider 14 are respectively provided with a limit bar 142 in order to prevent the slider 14 from being separated from the slider 15 in the sliding direction.
In the present embodiment, the first transmission mechanism 4 includes a drive gear 41, a first driven gear 42, and a transmission belt 43;
the driving gear 41 is coaxially and fixedly arranged with the first driving motor 31, the first driven gear 42 is coaxially and fixedly arranged with the first driving rotating shaft 101, and the driving gear 41 drives the first driven gear 42 to synchronously rotate through the transmission belt 43;
In this embodiment, the device further includes a second driving shaft 102, a second driving motor 32, and a second transmission mechanism 5;
The number of the driving rockers 11 is two, and the two driving rockers 11 are respectively connected with the first driving rotating shaft 101 and the second driving rotating shaft 102;
the second driving motor 32 drives the second driving rotating shaft 102 to rotate through the second transmission mechanism 5, and the second driving rotating shaft 102 is rotatably connected to the first transmission connecting rod through the driving rocker 11;
The second driving motor 32 may have the same structural design as the first driving motor 31, the second transmission mechanism 5 may have the same structural design as the first transmission mechanism 4, and the second driving shaft 102 may have the same structural design as the first driving shaft 101;
the dual motor driving mode increases the driving force while synchronizing the rotational speeds of the respective rotational shafts through the first transmission link 21.
In this embodiment, the device includes a third driving shaft 103, a fourth driving shaft 104, and a second transmission link 22;
the first transmission mechanism 4 further comprises a second driven gear 44, and the second driven gear 44 and the third driving rotating shaft 103 are coaxially and fixedly arranged;
The second driven gear 44 has the same specification as the first driven gear 42, and the first driven gear 42 and the second driven gear 44 are driven by the driving gear 41 to have the same rotation speed;
The first driving motor 31 simultaneously drives the first driven gear 42 and the second driven gear 44 to rotate through the driving gear 41 and the driving belt 43, and the first driven gear 42 and the second driven gear 44 simultaneously drive the first driving rotating shaft 101 and the third driving rotating shaft 103 to rotate respectively;
the second transmission mechanism 5 has the same structure as the first transmission mechanism 4;
the second driving motor 32 drives the second driving rotating shaft 102 and the fourth driving rotating shaft 104 to rotate simultaneously through the second transmission mechanism 5;
the number of the driving rockers 11 is 4, and the third driving rotating shaft 103 and the fourth driving rotating shaft 104 are respectively and rotatably connected to the second transmission connecting rod 22 through one driving rocker 11;
More than two driven rotating shafts 200 are arranged between the third driving rotating shaft 103 and the fourth driving rotating shaft 104, and each driven rotating shaft 200 is rotatably connected to the second transmission connecting rod 22 through a sliding rocker mechanism 12;
The present embodiment expands one row of rotating shafts to two rows of rotating shafts, and the rotation speeds of the two rows of rotating shafts can be synchronized by the coordination of the first transmission mechanism 4, the second transmission mechanism 5, the first transmission link 21, and the second transmission link 22.
In this embodiment, the first transmission mechanism 4 further includes a tensioning wheel 45, where the tensioning wheel 45 is disposed between the driving gear 41 and the first driven gear 42, and/or the tensioning wheel 45 is disposed between the driving gear 41 and the second driven gear 44.
In this embodiment, a bracket 6 is included;
The upper part of the bracket is provided with an operation platform 61, the operation platform 61 is provided with a mounting hole 611, and the first driving rotating shaft 101, the second driving rotating shaft 102, the third driving rotating shaft 103, the fourth driving rotating shaft 104 and the driven rotating shaft 200 are respectively sleeved and fixed in the mounting hole 611;
the two ends of the bracket 6 are respectively connected and fixed with the first driving motor 31 and the second driving motor 32, and preferably, each component of the first transmission mechanism 4 and each component of the second transmission mechanism 5 are arranged in the same plane.
The grinding machine comprises a multi-station synchronous rotating mechanism and a station carrier plate 7, wherein the multi-station synchronous rotating mechanism comprises a first driving rotating shaft 101, a driving rocker 11, more than two driven rotating shafts 200, more than two sliding rocker mechanisms 12, a first transmission connecting rod 21, a first driving motor 31 and a first transmission mechanism 4;
the station carrier plates 7 are arranged at the tops of the first driving rotating shaft and each driven rotating shaft, the station carrier plates 7 are used for fixing the grinded products, and the rotating shafts drive the station carrier plates 7 to synchronously rotate during grinding.
The bottom of the first driving rotating shaft 101 is fixedly connected with one end of the driving rocker 11, and the other end of the driving rocker 11 is rotationally connected to the first transmission connecting rod 21;
The bottom of the driven rotating shaft 200 is fixedly connected with one end of the sliding rocker mechanism 12, and the other end of the sliding rocker mechanism 12 is rotationally connected to the first transmission connecting rod 2;
The first driving motor 31 drives the first driving rotating shaft 101 to rotate through the first transmission mechanism 4, the first driving rotating shaft 101 drives the first transmission connecting rod 21 to synchronously move through the driving rocker 11, the first transmission connecting rod 21 drives more than two sliding rocker mechanisms 12 to rotate, and each sliding rocker mechanism 12 drives one driven rotating shaft 200 to rotate respectively.
In this embodiment, the sliding rocker mechanism 12 includes a rocker 13, a slider 14, a slider 15, and a bearing 16;
The sliding block 14 is fixed at the bottom of one end of the rocker 13, a sliding groove 151 is formed in the upper portion of the sliding seat 15, a fixed shaft 152 is arranged at the bottom of the sliding seat 15, the sliding block 14 is arranged in the sliding groove 151 in a sliding manner, and an inner ring of the bearing 16 is sleeved on the outer side of the fixed shaft 152;
the bottom of the driven rotating shaft 200 is fixedly connected with the other end of the rocker 13;
The first transmission connecting rod 21 is provided with a through hole array 211, and the outer ring of the bearing 16 is fixedly sleeved in the through hole of the through hole array 211;
the slide block 14 and the slide seat 15 in this embodiment are used to make the effective acting length of the driving rocker 11 self-adaptively stretch and retract, so as to avoid locking during rotation.
In the embodiment, the rocker 13 clamps and fixes the bottom of the driven rotating shaft 200 through a clamping hole 131 longitudinally arranged;
The clamping hole 131 is positioned at the end 130 of the rocker 13, a longitudinal expansion joint 132 is arranged between the clamping hole 131 and the end surface of the end 130, a screw hole 133 is arranged on the side surface of the end 130, and the screw hole 133 transversely extends through the expansion joint 132 and penetrates through the end 130;
After the bottom of the driven rotating shaft 200 is sleeved into the clamping hole 131, two ends of the screw hole 133 are locked through matched bolts and nuts, and then the gap of the expansion joint 132 is compressed to reduce the aperture of the clamping hole 131, so that the purpose of clamping the driven rotating shaft 200 is achieved, and the design is more convenient for disassembling and replacing the driven rotating shaft 200 or the rocker 11.
In this embodiment, two sides of the lower portion of the sliding block 14 extend out of the dovetail-shaped sliding support arm 141 respectively, two sides of the lower portion of the sliding slot 151 are provided with dovetail-shaped sliding ways 1511 respectively, and the sliding support arm 141 slides in the sliding ways 1511, which is designed to limit the sliding block 14 from being longitudinally separated from the sliding seat 15;
The length of the slide block 14 > the length of the slide groove 151 has the effect of reducing the cost and reducing the friction area between the slide block 14 and the slide groove 151;
The two ends of the bottom of the slider 14 are respectively provided with a limit bar 142 in order to prevent the slider 14 from being separated from the slider 15 in the sliding direction.
In the present embodiment, the first transmission mechanism 4 includes a drive gear 41, a first driven gear 42, and a transmission belt 43;
the driving gear 41 is coaxially and fixedly arranged with the first driving motor 31, the first driven gear 42 is coaxially and fixedly arranged with the first driving rotating shaft 101, and the driving gear 41 drives the first driven gear 42 to synchronously rotate through the transmission belt 43;
In this embodiment, the device further includes a second driving shaft 102, a second driving motor 32, and a second transmission mechanism 5;
The number of the driving rockers 11 is two, and the two driving rockers 11 are respectively connected with the first driving rotating shaft 101 and the second driving rotating shaft 102;
the second driving motor 32 drives the second driving rotating shaft 102 to rotate through the second transmission mechanism 5, and the second driving rotating shaft 102 is rotatably connected to the first transmission connecting rod through the driving rocker 11;
The second driving motor 32 may have the same structural design as the first driving motor 31, the second transmission mechanism 5 may have the same structural design as the first transmission mechanism 4, and the second driving shaft 102 may have the same structural design as the first driving shaft 101;
the dual motor driving mode increases the driving force while synchronizing the rotational speeds of the respective rotational shafts through the first transmission link 21.
In this embodiment, the device includes a third driving shaft 103, a fourth driving shaft 104, and a second transmission link 22;
the first transmission mechanism 4 further comprises a second driven gear 44, and the second driven gear 44 and the third driving rotating shaft 103 are coaxially and fixedly arranged;
The second driven gear 44 has the same specification as the first driven gear 42, and the first driven gear 42 and the second driven gear 44 are driven by the driving gear 41 to have the same rotation speed;
The first driving motor 31 simultaneously drives the first driven gear 42 and the second driven gear 44 to rotate through the driving gear 41 and the driving belt 43, and the first driven gear 42 and the second driven gear 44 simultaneously drive the first driving rotating shaft 101 and the third driving rotating shaft 103 to rotate respectively;
the second transmission mechanism 5 has the same structure as the first transmission mechanism 4;
the second driving motor 32 drives the second driving rotating shaft 102 and the fourth driving rotating shaft 104 to rotate simultaneously through the second transmission mechanism 5;
the number of the driving rockers 11 is 4, and the third driving rotating shaft 103 and the fourth driving rotating shaft 104 are respectively and rotatably connected to the second transmission connecting rod 22 through one driving rocker 11;
More than two driven rotating shafts 200 are arranged between the third driving rotating shaft 103 and the fourth driving rotating shaft 104, and each driven rotating shaft 200 is rotatably connected to the second transmission connecting rod 22 through a sliding rocker mechanism 12;
The present embodiment expands one row of rotating shafts to two rows of rotating shafts, and the rotation speeds of the two rows of rotating shafts can be synchronized by the coordination of the first transmission mechanism 4, the second transmission mechanism 5, the first transmission link 21, and the second transmission link 22.
In this embodiment, the first transmission mechanism 4 further includes a tensioning wheel 45, where the tensioning wheel 45 is disposed between the driving gear 41 and the first driven gear 42, and/or the tensioning wheel 45 is disposed between the driving gear 41 and the second driven gear 44;
One tensioning wheel 45 is arranged between the driving gear 41 and the first driven gear 42, the other tensioning wheel 45 is arranged between the driving gear 41 and the second driven gear 44, and the tensioning wheel 45 is used for adjusting tightness of the driving belt 43.
In this embodiment, a bracket 6 is included;
The upper part of the bracket is provided with an operation platform 61, the operation platform 61 is provided with a mounting hole 611, and the first driving rotating shaft 101, the second driving rotating shaft 102, the third driving rotating shaft 103, the fourth driving rotating shaft 104 and the driven rotating shaft 200 are respectively sleeved and fixed in the mounting hole 611;
The two ends of the bracket 6 are respectively connected and fixed with the first driving motor 31 and the second driving motor 32, and preferably, all components of the first transmission mechanism 4 and all components of the second transmission mechanism 5 are arranged in the same plane;
The top of the first driving rotating shaft 101, the second driving rotating shaft 102, the third driving rotating shaft 103, the fourth driving rotating shaft 104 and each driven rotating shaft 200 is provided with a station carrier plate 7, the station carrier plates 7 are used for fixing the grinded products, and each rotating shaft drives the station carrier plates 7 to synchronously rotate during grinding.
The foregoing is merely a preferred embodiment of the invention, and it should be noted that modifications could be made by those skilled in the art without departing from the principles of the invention, which modifications would also be considered to be within the scope of the invention.
Claims (10)
1. The multi-station synchronous rotating mechanism is characterized by comprising a first driving rotating shaft (101), a driving rocker (11), more than two driven rotating shafts (200), more than two sliding rocker mechanisms (12), a first transmission connecting rod (21), a first driving motor (31) and a first transmission mechanism (4);
the bottom of the first driving rotating shaft (101) is fixedly connected with one end of the driving rocker (11), and the other end of the driving rocker (11) is rotationally connected to the first transmission connecting rod (21);
the bottom of the driven rotating shaft (200) is fixedly connected with one end of the sliding rocker mechanism (12), and the other end of the sliding rocker mechanism (12) is rotationally connected to the first transmission connecting rod (2);
The first driving motor (31) drives the first driving rotating shaft (101) to rotate through the first transmission mechanism (4), the first driving rotating shaft (101) drives the first transmission connecting rod (21) to synchronously move through the driving rocker (11), the first transmission connecting rod (21) drives more than two sliding rocker mechanisms (12) to rotate, and each sliding rocker mechanism (12) drives one driven rotating shaft (200) to rotate respectively.
2. A multi-station synchronous rotation mechanism according to claim 1, characterized in that the sliding rocker mechanism (12) comprises a rocker (13), a slider (14), a slide (15) and a bearing (16);
The sliding block (14) is fixed at the bottom of one end of the rocker (13), a sliding groove (151) is formed in the upper portion of the sliding seat (15), a fixed shaft (152) is arranged at the bottom of the sliding seat (15), the sliding block (14) is slidably arranged in the sliding groove (151), and an inner ring of the bearing (16) is sleeved on the outer side of the fixed shaft (152);
The bottom of the driven rotating shaft (200) is fixedly connected with the other end of the rocker (13);
The first transmission connecting rod (21) is provided with a through hole array (211), and the outer ring of the bearing (16) is fixedly sleeved in the through holes of the through hole array (211).
3. The multi-station synchronous rotating mechanism according to claim 2, wherein the rocker (13) clamps and fixes the bottom of the driven rotating shaft (200) through a clamping hole (131) which is longitudinally arranged;
The clamping hole (131) is located at the end portion (130) of the rocker (13), a longitudinal expansion joint (132) is arranged between the clamping hole (131) and the end face of the end portion (130), a screw hole (133) is formed in the side face of the end portion (130), and the screw hole (133) transversely extends through the expansion joint (132) and penetrates through the end portion (130).
4. A multi-station synchronous rotating mechanism according to claim 3, wherein two sides of the lower part of the sliding block (14) respectively extend out of dovetail-shaped sliding support arms (141), two sides of the lower part of the sliding groove (151) are respectively provided with dovetail-shaped sliding ways (1511), and the sliding support arms (141) slide in the sliding ways (1511);
The length of the sliding block (14) is greater than that of the sliding groove (151), and limiting strips (142) are respectively arranged at two ends of the bottom of the sliding block (14).
5. A multi-station synchronous rotation mechanism according to claim 4, characterized in that the first transmission mechanism (4) comprises a driving gear (41), a first driven gear (42) and a transmission belt (43);
The driving gear (41) and the first driving motor (31) are coaxially and fixedly arranged, the first driven gear (42) and the first driving rotating shaft (101) are coaxially and fixedly arranged, and the driving gear (41) drives the first driven gear (42) to synchronously rotate through the driving belt (43).
6. The multi-station synchronous rotating mechanism according to claim 5, further comprising a second driving rotating shaft (102), a second driving motor (32) and a second transmission mechanism (5);
the number of the driving rockers (11) is two, and the two driving rockers (11) are respectively connected with the first driving rotating shaft (101) and the second driving rotating shaft (102);
The second driving motor (32) drives the second driving rotating shaft (102) to rotate through the second transmission mechanism (5), and the second driving rotating shaft (102) is rotatably connected with the first transmission connecting rod through the driving rocker (11).
7. The multi-station synchronous rotating mechanism according to claim 6, comprising a third driving rotating shaft (103), a fourth driving rotating shaft (104) and a second transmission connecting rod (22);
The first transmission mechanism (4) further comprises a second driven gear (44), and the second driven gear (44) and the third driving rotating shaft (103) are coaxially and fixedly arranged;
The first driving motor (31) drives the first driven gear (42) and the second driven gear (44) to rotate simultaneously through the driving gear (41) and the transmission belt (43), and the first driven gear (42) and the second driven gear (44) drive the first driving rotating shaft (101) and the third driving rotating shaft (103) to rotate simultaneously;
the second transmission mechanism (5) has the same structure as the first transmission mechanism (4);
the second driving motor (32) drives the second driving rotating shaft (102) and the fourth driving rotating shaft (104) to rotate simultaneously through the second transmission mechanism (5);
The number of the driving rockers (11) is 4, and the third driving rotating shaft (103) and the fourth driving rotating shaft (104) are respectively and rotatably connected to the second transmission connecting rod (22) through one driving rocker (11);
More than two driven rotating shafts (200) are arranged between the third driving rotating shaft (103) and the fourth driving rotating shaft (104), and each driven rotating shaft (200) is rotatably connected to the second transmission connecting rod (22) through one sliding rocker mechanism (12).
8. A multistation synchronous rotation mechanism according to claim 7, wherein the first transmission mechanism (4) further comprises a tensioning wheel (45), the tensioning wheel (45) being arranged between the driving gear (41) and the first driven gear (42) and/or the tensioning wheel (45) being arranged between the driving gear (41) and the second driven gear (44).
9. A multi-station synchronous rotating mechanism according to claim 8, comprising a bracket (6);
an operation platform (61) is arranged at the upper part of the bracket, a mounting hole (611) is formed in the operation platform (61), and the first driving rotating shaft (101), the second driving rotating shaft (102), the third driving rotating shaft (103), the fourth driving rotating shaft (104) and the driven rotating shaft (200) are respectively sleeved and fixed in the mounting hole (611);
the two ends of the bracket (6) are respectively connected and fixed with the first driving motor (31) and the second driving motor (32).
10. A grinding machine comprising a multi-station synchronous rotating mechanism according to any one of claims 1 to 9.
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| CN110978871A (en) * | 2019-12-26 | 2020-04-10 | 上海大花自动化科技股份有限公司 | Polyhedral synchronizing mechanism |
| CN113334155A (en) * | 2021-06-24 | 2021-09-03 | 东莞市精富德科技有限公司 | Ceramic tool bit grinding machine |
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| CN105650209B (en) * | 2016-01-25 | 2018-01-16 | 晋江兴翼机械有限公司 | Bull planetary-type grinding machine and its method of work |
| CN207358827U (en) * | 2017-07-27 | 2018-05-15 | 宇环数控机床股份有限公司 | Disk Multi-station synchronous drive mechanism on a kind of polishing machine |
| CN108161657B (en) * | 2017-12-28 | 2019-10-15 | 深圳磨霸智能科技有限公司 | One kind being used for metal and nonmetallic 3D polishing and burnishing machine |
| CN108274938B (en) * | 2018-01-17 | 2022-04-01 | 山西大华玻璃实业有限公司 | Multi-station embossing machine |
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