CN112847117B - Large-size bar polishing equipment - Google Patents
Large-size bar polishing equipment Download PDFInfo
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- CN112847117B CN112847117B CN202110322635.3A CN202110322635A CN112847117B CN 112847117 B CN112847117 B CN 112847117B CN 202110322635 A CN202110322635 A CN 202110322635A CN 112847117 B CN112847117 B CN 112847117B
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- bars
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- 238000005498 polishing Methods 0.000 title claims abstract description 117
- 230000001360 synchronised effect Effects 0.000 claims abstract description 47
- 239000000463 material Substances 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 45
- 238000003825 pressing Methods 0.000 claims description 35
- 239000003638 chemical reducing agent Substances 0.000 claims description 33
- 238000009434 installation Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000033001 locomotion Effects 0.000 abstract description 6
- 239000007787 solid Substances 0.000 abstract description 3
- 230000003796 beauty Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 238000007517 polishing process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002023 wood Substances 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
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
- B24B29/04—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces for rotationally symmetrical workpieces, e.g. ball-, cylinder- or cone-shaped workpieces
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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
- B24B41/02—Frames; Beds; Carriages
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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
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B51/00—Arrangements for automatic control of a series of individual steps in grinding a workpiece
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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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention provides large-size bar polishing equipment which comprises a frame, a bar rotation driving part, a bar feeding driving part, a polishing part, an electric appliance operation control unit and a bar feeding driving mechanism, wherein the bar feeding driving part is used for placing bars to be polished by arranging a V-shaped material placing plate on the frame, is suitable for bars with various diameters and has a self-centering effect; a synchronous belt is arranged below the V-shaped material placing plate, so that the feeding motion of large-size bars is ensured, the feeding clamping phenomenon is avoided, the bars are pushed to move at a constant speed, the polishing uniformity and the beauty are ensured, the consistency of the polishing effect is ensured, the polishing safety and reliability are ensured, and the working efficiency is improved; and the polishing size has large adaptability, and long, short, thick, thin, hollow and solid bars can be polished.
Description
Technical Field
The invention belongs to the technical field of bar (round material with a certain length) polishing, and particularly relates to large-size bar polishing equipment.
Technical Field
Polishing refers to a machining method that utilizes the action of machinery, chemistry or electrochemistry to reduce the surface roughness of a workpiece) to obtain a bright and flat surface. When the polishing machine works, wheels made of soft materials such as cloth, leather or wood with abrasive materials are generally used for rotating at high speed to rub the surface of a workpiece, so that the surface smoothness of the workpiece is improved. In general, the bar polishing equipment is provided with a single polishing grinding wheel or polishing belt to realize workpiece polishing, the width of the polishing grinding wheel or polishing belt is limited, the contact area is smaller during polishing operation, the required processing time is longer during polishing of large-size bars, the feeding stroke is long, the consistency of polished surface quality is poor, and the efficiency is low.
In the prior art, bar polishing equipment with a plurality of polishing units (polishing wheels are operated in series at intervals) is arranged on a rack, but the bar is supported in a manner that a supporting channel is directly formed by using a driving wheel and a guide wheel which are arranged in parallel, and bar feeding is realized by using the inclination angle of the guide wheel; the structure is not suitable for polishing large-size (large in excircle size) bars, the adjustment time is long during polishing, the large-size bars have the risk of popping up a supporting channel in the polishing process, the feeding is realized by utilizing friction component force formed by the inclination of the guide wheels, the feeding force is small, the weight of the large-size bars is large, the feeding jamming phenomenon is easy to occur, the consistency of the processing surface effect is poor, and the efficiency is low; for example: the invention patent application publication No. CN103624668A discloses a shaft polishing machine with similar structure, and the defect exists.
Disclosure of Invention
In order to realize polishing of large-size bar stock, realize reliable support of large-size bar stock, ensure consistency of polishing effect, ensure safety and reliability of polishing and improve working efficiency, the invention provides large-size bar stock polishing equipment.
For this purpose, the technical scheme of the invention is as follows: the utility model provides a jumbo size bar polishing equipment, includes frame, bar rotation driving part, bar feed driving part, polishing part, electrical apparatus operation control unit, its characterized in that: the bar feeding device also comprises a bar feeding driving mechanism;
The bar rotary driving component comprises a first driving motor reducer assembly, a first chain transmission pair, a first transmission shaft, a belt seat bearing and friction rollers, wherein the first driving motor reducer assembly is connected to the frame through a mounting bottom plate, the first transmission shaft is longitudinally supported on the frame through a plurality of belt seat bearings, a plurality of friction rollers are sleeved and fixed on the first transmission shaft, and the first driving motor reducer assembly is in transmission connection with the first transmission shaft through the first chain transmission pair;
the polishing component comprises a sliding rail, a sliding block, a transverse connecting plate and a polishing wheel control handle, wherein the sliding rail is transversely fixed on the frame, the sliding block and the sliding rail are connected through a dovetail groove to form a moving pair, and the transverse connecting plate is fixedly connected with the sliding block; the electric polishing grinding wheel unit comprises a motor connecting plate, a polishing motor and a polishing grinding wheel, wherein the polishing motor is arranged on the motor connecting plate, the polishing grinding wheel is arranged on a rotating shaft of the polishing motor, and a protective cover is arranged outside the grinding wheel; the electric polishing wheel units are longitudinally arranged on the transverse moving connecting plate, and the polishing wheel control handles are transversely connected to the transverse moving connecting plate;
The bar feeding driving component comprises a second driving motor reducer assembly, a second chain transmission pair, a second transmission shaft and a V-shaped material placing plate, wherein the V-shaped material placing plate is fixed on a frame, a notch is reserved right in front of a polishing grinding wheel, the second driving motor reducer assembly is arranged on the frame, the second transmission shaft is transversely supported on the frame through two belt seat bearings, a driving synchronous pulley is fixed at the bottom position of the second transmission shaft, a rotating shaft is arranged at the bottom of the V-shaped material placing plate on the frame in parallel with the second transmission shaft, the rotating shaft is supported on the frame through the belt seat bearings, a driven synchronous pulley is fixed at the bottom position of the V-shaped material placing plate, a synchronous belt is arranged on the driving synchronous pulley and the driven synchronous pulley, and the synchronous belt is exposed out of the notch at the bottom of the V-shaped material placing plate; the second driving motor reducer assembly is in transmission connection with a second transmission shaft through a second chain transmission pair;
The electric appliance operation control unit comprises a main controller, a display and a control button, wherein the main controller is arranged on the rack, the display and the control button are arranged on a panel of the main controller, the display is used for displaying working parameters, and the control button is used for controlling the operation of the first driving motor reducer assembly and the bar second driving motor.
Further limiting, at least one stop block is adhered to the outer surface of the synchronous belt, and the stop block is combined with the outer surface of the synchronous belt to push the bar stock, so that stable feeding motion is realized; and furthermore, two stop blocks are symmetrically arranged on the outer surface of the synchronous belt, so that the idle stroke time can be effectively reduced, the waiting time of processing the next workpiece is reduced, and the efficiency is improved.
Further limited, a feeding sensor is arranged on the rack positioned at the feeding end of the V-shaped material placing plate, signals of the feeding sensor are transmitted to a main controller, when bars are placed at the feeding end of the V-shaped material placing plate, the bars can shield the feeding sensor, the main controller receives signals, the main controller controls the first driving motor reducer assembly and the first driving motor reducer assembly to start, the friction roller and the synchronous belt move, and the bars start to rotate and feed; a sensor is arranged in front of each polishing grinding wheel, signals of the sensor are transmitted to a main controller, when bars are placed in the V-shaped material placing plate, the bars can shield the sensor, and accordingly the polishing grinding wheels with corresponding numbers are automatically started according to the length of the bars, and resource waste caused by idle running of part of polishing motors is avoided.
Further defined, a chip receiving tray is positioned at the bottom of the frame to collect polishing chips from falling to the ground.
The device is characterized in that the frame is further limited by being provided with an adjusting slide rail, the adjusting slide rail is longitudinally fixed on the frame, at least one auxiliary pressing device is arranged on the adjusting slide rail in a guiding way, the auxiliary pressing device comprises a sleeve and a stand column, a flange is fixedly arranged at the lower end of the sleeve, a sliding block is fixedly arranged below the flange, equidistant small holes are formed in the sleeve, the stand column is sleeved in the sleeve, the stand column is also provided with small holes equidistant to the stand column, the small holes of the stand column and the stand column are aligned, and a positioning bolt is inserted into the small holes of the stand column and the stand column; the upper end of the upright post is hinged with the inner end of the pressing arm, the outer end of the pressing arm is provided with a pressing wheel, an extension spring is arranged between the pressing arm and the upright post, and the extension spring provides pressing force to enable the pressing wheel to press on the bar stock, so that the bar stock is further ensured to stably run in a groove of the V-shaped material placing plate in the polishing process; when the height is to be adjusted, the positioning bolt is only required to be pulled out, the relative position of the upright post and the upright cylinder is adjusted, and then the positioning pin is inserted into the small hole where the upright post and the upright cylinder are overlapped, so that the height adjustment is completed.
Further defined, the frame can be connected into a frame by the profiles through threaded connectors, so that the modular production or assembly is facilitated.
Further limiting, the center distance between the driving synchronous pulley and the driven synchronous pulley is determined according to the installation positions of two adjacent polishing grinding wheels, and only the distance between the driving synchronous pulley and the driven synchronous pulley is slightly larger than that between the two adjacent polishing grinding wheels, so that the head-to-tail connection of large-size bars is realized, continuous feeding movement is realized, and the working efficiency is greatly improved.
The beneficial effects of the invention are as follows: the V-shaped material placing plate is arranged on the frame to place bars to be polished, so that the polishing machine is suitable for bars with various diameters and has a self-centering effect; a synchronous belt is arranged below the V-shaped material placing plate to realize bar feeding, so that the feeding motion of large-size bars is ensured, the feeding clamping phenomenon is avoided, the bars are pushed to move at a constant speed, the polishing is ensured to be uniform and attractive, and the consistency of the polishing effect is ensured; the polishing size has large adaptability, and long, short, thick, thin, hollow and solid bars can be polished; further, the bar stock is pushed to feed in a mode that the synchronous belt is provided with an additional stop block, so that the process is smoother; further, the auxiliary pressing device with the adjustable position is arranged, so that the bar can be effectively ensured to be stably fed while rotating the baffle plate of the V-shaped groove during polishing, and particularly, one end of the bar can be effectively prevented from tilting when the bar is shorter.
Drawings
Fig. 1 is a front view of a large-sized bar polishing apparatus of the present invention.
Fig. 2 is a top view of a large-sized bar polishing apparatus of the present invention.
Fig. 3 is a left side view of a large-sized bar stock finishing apparatus of the present invention (the left side view is enlarged to scale 1-fold for clarity of expression, and the chain of the first chain drive pair, the chain of the second chain drive pair, the timing belt are omitted).
Fig. 4 is a partial enlarged view at a in fig. 2.
Fig. 5 is a partial enlarged view at B in fig. 2.
Fig. 6 is a partial enlarged view at C in fig. 2.
Fig. 7 is a schematic view of a timing belt with a stopper according to the present invention.
Fig. 8 is a perspective view of a large-sized bar stock finishing apparatus of the present invention (the chain of the first chain drive pair, the chain of the second chain drive pair, and the timing belt are omitted for clarity of expression).
Fig. 9 is a partial enlarged view at D in fig. 8.
Fig. 10 is a partial enlarged view at E in fig. 8.
The figure shows: 1. a frame; 2. a first drive motor reducer assembly; 3. a second drive motor reducer assembly; 4. a bearing with a seat; 5. friction roller 6. First drive shaft; 7. an electric polishing grinding wheel unit; 8. an auxiliary pressing device; 9. a chip receiving disc; 10. a slide rail; 11. a slide block; 12. a second drive shaft; 13. a rotating shaft; 14. a transverse connection plate; 15. adjusting the sliding rail; 16. v-shaped material placing plate; 17. a first chain drive pair; 18. a second chain drive pair; 19. the polishing wheel controls the handle; 20. a synchronous belt; 21. a driving synchronous pulley; 22. a feed sensor; 23. a driven synchronous pulley; 24. a sensor; 25. and a stop block.
Detailed Description
The invention is further described below with reference to fig. 1-10.
As shown in fig. 1 to 10, a large-size bar polishing apparatus includes a frame 1, a bar rotation driving part, a bar feeding driving part, a polishing part, an electric appliance operation control unit 26, and a bar feeding driving mechanism;
The bar rotary driving component comprises a first driving motor reducer assembly 2, a first chain transmission pair 17, a first transmission shaft 6, a seat bearing 4 and friction rollers 5, wherein the first driving motor reducer assembly 2 is connected to the frame 1 through a mounting bottom plate, the first transmission shaft 6 is longitudinally supported on the frame 1 through a plurality of seat bearings 4, a plurality of friction rollers 5 are fixedly sleeved on the first transmission shaft 6, and the first driving motor reducer assembly 2 is in transmission connection with the first transmission shaft 6 through the first chain transmission pair 17;
The polishing component comprises a sliding rail 10, a sliding block 11, a transverse connecting plate 14 and a polishing wheel control handle 19, a plurality of electric polishing wheel units 7, wherein the sliding rail 10 is transversely fixed on the frame 1 (the installation direction of the sliding rail is perpendicular to the feeding direction of the bar stock), the sliding block 11 and the sliding rail 10 are connected through a dovetail groove to form a moving pair, and the transverse connecting plate 14 and the sliding block 11 are fixedly connected through threaded connection; the electric polishing grinding wheel unit comprises a motor connecting plate 7-1, a polishing motor 7-2 and a polishing grinding wheel 7-3, wherein the motor connecting plate 7-1 is longitudinally arranged on the transverse moving connecting plate, a polishing wheel control handle 19 is transversely connected to the transverse moving connecting plate 14, the polishing motors 7-2 are respectively arranged on the motor connecting plate 7-1, the polishing grinding wheel 7-3 is arranged on a rotating shaft of the polishing motor, and a protective cover 7-4 is arranged outside the polishing grinding wheel; a plurality of electric polishing wheel units are longitudinally arranged on the transverse moving connecting plate, and polishing wheel control handles 19 are transversely connected to the transverse moving connecting plate 14;
The bar feeding driving component comprises a second driving motor reducer assembly 3, a second chain transmission pair 18, a second transmission shaft 12 and a V-shaped material placing plate 16, wherein the V-shaped material placing plate 16 is fixed on the frame, a notch is reserved in front of the polishing grinding wheel, and the polishing grinding wheel and the bar can be well contacted during polishing operation; the second driving motor reducer assembly 3 is arranged on the frame, the second transmission shaft 12 is transversely supported on the frame through two belt seat bearings, a driving synchronous pulley 21 is fixed at the bottom position of the second transmission shaft 12 positioned on the V-shaped material placing plate, a rotating shaft 13 is arranged on the frame in parallel with the second transmission shaft and positioned at the bottom of the V-shaped material placing plate, the rotating shaft 13 is supported on the frame through the belt seat bearings, a driven synchronous pulley 23 is fixed at the bottom position of the rotating shaft 13 positioned on the V-shaped material placing plate, a synchronous belt 20 is arranged on the driving synchronous pulley and the driven synchronous pulley, and the synchronous belt 20 is exposed to the inside of the V-shaped material placing plate from a notch at the bottom of the V-shaped material placing plate so as to be in contact with the bottom of a bar to be polished, so that feeding is realized; the second driving motor reducer assembly 3 is in transmission connection with the second transmission shaft 12 through a second chain transmission pair 18;
The electric appliance operation control unit 26 is a prior art and comprises a main controller, a display and a control button, wherein the main controller is installed on the rack, the display and the control button are arranged on a panel of the main controller, the display is used for displaying working parameters, and the control button is used for controlling the operation of the first driving motor reducer assembly and the bar second driving motor.
Further limited, as shown in fig. 7, a stop 25 is adhered to the outer surface of the synchronous belt 20, and the stop 25 is combined with the outer surface of the synchronous belt to push the bar stock, so as to realize stable feeding movement; and furthermore, two stop blocks are symmetrically arranged on the outer surface of the synchronous belt, so that the idle stroke time can be effectively reduced, the waiting time of processing the next workpiece is reduced, and the efficiency is improved.
Further defined, as shown in fig. 4, a feeding sensor 22 is arranged on the frame at the feeding end of the V-shaped material placing plate, a signal of the feeding sensor is transmitted to a main controller (of the electric appliance operation control unit), when a bar is placed at the feeding end of the V-shaped material placing plate, the bar shields the feeding sensor, the main controller receives the signal, and the main controller controls the first driving motor reducer assembly and the first driving motor reducer assembly to start, the friction roller and the synchronous belt move, and the bar starts to rotate and feed; a sensor 24 is arranged in front of each polishing grinding wheel, signals of the sensors 24 are transmitted to a main controller, and when bars are placed in the V-shaped material placing plate 16, the bars can shield the sensors 24, so that the polishing grinding wheels with corresponding numbers are automatically started according to the length of the bars, and the idle running of part of polishing motors is avoided, and resources are wasted.
Further defined, as shown in fig. 1 and 8, a chip receiving tray 9 is placed at the bottom of the frame to collect polishing chips and avoid falling to the ground.
Further limited, as shown in fig. 2, 8 and 10, an adjusting slide rail 15 is arranged on the frame, the adjusting slide rail is longitudinally fixed on the frame, at least one auxiliary pressing device 8 is arranged on the adjusting slide rail in a guiding way, the auxiliary pressing device comprises a sleeve 8-3 and a stand column 8-4, a flange 8-2 is fixedly arranged at the lower end (welded) of the sleeve, a sliding block (which is in guiding fit with the adjusting slide rail 15) is fixedly arranged below the flange 8-2, equidistant small holes are arranged on the sleeve, the stand column 8-4 is sleeved in the sleeve 8-3, equidistant small holes are also arranged on the stand column and are aligned with the small holes of the stand column and the stand column, and a positioning bolt (not shown in the figure) is inserted; the upper end of the upright post is hinged with the inner end of the pressing arm 8-8, the outer end of the pressing arm 8-6 is provided with a pressing wheel 8-7, an extension spring 8-5 is arranged between the pressing arm and the upright post, and the extension spring provides a pressing force to enable the pressing wheel to press on a bar, so that the bar is further ensured to stably run in a groove of the V-shaped material placing plate in the polishing process; when the height is to be adjusted, the positioning bolt is only required to be pulled out, the relative position of the upright post and the upright cylinder is adjusted, and then the positioning pin is inserted into the small hole where the upright post and the upright cylinder are overlapped, so that the height adjustment is completed.
Further defined is: as shown in fig. 1 and 8, the frame 1 can be formed by connecting profiles into a frame through threaded connectors, so that the modular production or assembly is facilitated.
According to the invention, the center distance between the driving synchronous pulley and the driven synchronous pulley is determined according to the installation positions of two adjacent polishing grinding wheels, and only the distance between the driving synchronous pulley and the driven synchronous pulley is slightly larger than that between the two adjacent polishing grinding wheels, so that the head-to-tail connection of large-size bars is realized, the continuous feeding movement is realized, and the working efficiency is greatly improved.
In the present invention, the first drive motor reducer assembly and the second drive motor reducer assembly are prior art, and generally comprise a motor, a reducer, and the motor and the reducer form an assembly.
In the invention, the additional technical characteristics can be arbitrarily combined and selected.
The invention has the core advantages that:
1. the polishing size has large adaptability, and long, short, thick, thin, hollow and solid bars can be polished;
2. Pushing bar stock to feed by adopting a mode of adding a stop block on the synchronous belt, and ensuring stable process;
3. A sensor is arranged in front of the polishing grinding wheels, a polishing motor is started after a bar is sensed, only part of polishing wheels work when the bar is shorter, a plurality of polishing wheels work simultaneously when the bar is longer, the feeding amount can finish the polishing operation of the whole bar only by slightly longer than the distance between the two polishing grinding wheels, and the polishing efficiency is high;
4. The auxiliary pressing device with the adjustable position is arranged, so that the bar can be effectively ensured to be stably fed in the V-shaped material placing plate while rotating during polishing, and particularly, one end of the bar can be effectively prevented from tilting when the bar is shorter.
The invention has been described in further detail in the foregoing description, and all changes, equivalents, and modifications that come within the spirit of the invention are desired to be protected.
Claims (10)
1. The utility model provides a jumbo size bar polishing equipment, includes frame, bar rotation driving part, bar feed driving part, polishing part, electrical apparatus operation control unit, its characterized in that: the bar feeding device also comprises a bar feeding driving mechanism;
The bar rotary driving component comprises a first driving motor reducer assembly, a first chain transmission pair, a first transmission shaft, a belt seat bearing and friction rollers, wherein the first driving motor reducer assembly is connected to the frame through a mounting bottom plate, the first transmission shaft is longitudinally supported on the frame through a plurality of belt seat bearings, a plurality of friction rollers are sleeved and fixed on the first transmission shaft, and the first driving motor reducer assembly is in transmission connection with the first transmission shaft through the first chain transmission pair;
the polishing component comprises a sliding rail, a sliding block, a transverse connecting plate and a polishing wheel control handle, wherein the sliding rail is transversely fixed on the frame, the sliding block and the sliding rail are connected through a dovetail groove to form a moving pair, and the transverse connecting plate is fixedly connected with the sliding block; the electric polishing grinding wheel unit comprises a motor connecting plate, a polishing motor and a polishing grinding wheel, wherein the polishing motor is arranged on the motor connecting plate, the polishing grinding wheel is arranged on a rotating shaft of the polishing motor, and a protective cover is arranged outside the grinding wheel; the electric polishing wheel units are longitudinally arranged on the transverse moving connecting plate, and the polishing wheel control handles are transversely connected to the transverse moving connecting plate;
The bar feeding driving component comprises a second driving motor reducer assembly, a second chain transmission pair, a second transmission shaft and a V-shaped material placing plate, wherein the V-shaped material placing plate is fixed on a frame, a notch is reserved right in front of a polishing grinding wheel, the second driving motor reducer assembly is arranged on the frame, the second transmission shaft is transversely supported on the frame through two belt seat bearings, a driving synchronous pulley is fixed at the bottom position of the second transmission shaft, a rotating shaft is arranged at the bottom of the V-shaped material placing plate on the frame in parallel with the second transmission shaft, the rotating shaft is supported on the frame through the belt seat bearings, a driven synchronous pulley is fixed at the bottom position of the V-shaped material placing plate, a synchronous belt is arranged on the driving synchronous pulley and the driven synchronous pulley, and the synchronous belt is exposed out of the notch at the bottom of the V-shaped material placing plate; the second driving motor reducer assembly is in transmission connection with a second transmission shaft through a second chain transmission pair;
The electric appliance operation control unit comprises a main controller, a display and a control button, wherein the main controller is arranged on the rack, the display and the control button are arranged on a panel of the main controller, the display is used for displaying working parameters, and the control button is used for controlling the operation of the first driving motor reducer assembly and the bar second driving motor.
2. A large-sized bar stock polishing apparatus as recited in claim 1, wherein: at least one stop is adhered to the outer surface of the synchronous belt.
3. A large-sized bar stock polishing apparatus according to claim 1 or 2, wherein: a feeding sensor is arranged on a rack positioned at the feeding end of the V-shaped material placing plate, signals of the feeding sensor are transmitted to a main controller, when bars are placed at the feeding end of the V-shaped material placing plate, the bars can shield the feeding sensor, the main controller receives signals, the main controller controls a first driving motor reducer assembly and a first driving motor reducer assembly to start, a friction roller and a synchronous belt move, and the bars start to rotate and feed; a sensor is arranged in front of each polishing grinding wheel, signals of the sensors are transmitted to a main controller, and when bars are placed in the V-shaped material placing plates, the bars can shield the sensors, so that the polishing grinding wheels with corresponding numbers are automatically started according to the lengths of the bars.
4. A large-sized bar stock polishing apparatus according to claim 1 or 2, wherein: a chip receiving tray is arranged at the bottom of the frame.
5. A large-sized bar stock polishing apparatus as recited in claim 3, wherein: a chip receiving tray is arranged at the bottom of the frame.
6. A large-sized bar stock polishing apparatus according to claim 1 or 2, wherein: the machine frame is provided with an adjusting slide rail which is longitudinally fixed on the machine frame, at least one auxiliary pressing device is arranged on the adjusting slide rail in a guiding way, the auxiliary pressing device comprises a sleeve and a stand column, a flange is fixedly arranged at the lower end of the sleeve, a sliding block is fixedly arranged below the flange, equidistant small holes are formed in the sleeve, the stand column is sleeved in the sleeve, the stand column is also provided with small holes equidistant to the stand column, the small holes of the stand column and the stand column are aligned, and a positioning bolt is inserted into the small holes of the stand column and the stand column; the upper end of the upright post is hinged with the inner end of the pressing arm, the outer end of the pressing arm is provided with a pressing wheel, an extension spring is arranged between the pressing arm and the upright post, and the extension spring provides pressing force to enable the pressing wheel to be pressed on the bar stock.
7. A large-sized bar stock polishing apparatus as recited in claim 5, wherein: the machine frame is provided with an adjusting slide rail which is longitudinally fixed on the machine frame, at least one auxiliary pressing device is arranged on the adjusting slide rail in a guiding way, the auxiliary pressing device comprises a sleeve and a stand column, a flange is fixedly arranged at the lower end of the sleeve, a sliding block is fixedly arranged below the flange, equidistant small holes are formed in the sleeve, the stand column is sleeved in the sleeve, the stand column is also provided with small holes equidistant to the stand column, the small holes of the stand column and the stand column are aligned, and a positioning bolt is inserted into the small holes of the stand column and the stand column; the upper end of the upright post is hinged with the inner end of the pressing arm, the outer end of the pressing arm is provided with a pressing wheel, an extension spring is arranged between the pressing arm and the upright post, and the extension spring provides pressing force to enable the pressing wheel to be pressed on the bar stock.
8. A large-sized bar stock polishing apparatus according to claim 1 or 2, wherein: the frame is formed by connecting section bars through threaded connectors.
9. A large-sized bar stock polishing apparatus as recited in claim 7, wherein: the frame is formed by connecting section bars through threaded connectors.
10. A large-sized bar stock polishing apparatus according to claim 1 or 2, wherein: the center distance between the driving synchronous pulley and the driven synchronous pulley is determined according to the installation positions of two adjacent polishing grinding wheels, and only the distance between the driving synchronous pulley and the driven synchronous pulley is slightly larger than the distance between the two adjacent polishing grinding wheels.
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| CN202110322635.3A CN112847117B (en) | 2021-03-26 | 2021-03-26 | Large-size bar polishing equipment |
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| CN114454066A (en) * | 2021-10-21 | 2022-05-10 | 北京机科国创轻量化科学研究院有限公司 | Grinding equipment for removing attachments on surface of ceramic roller |
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| CN214418493U (en) * | 2021-03-26 | 2021-10-19 | 湖北汽车工业学院 | A large size bar polishing equipment |
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| GB772817A (en) * | 1954-01-27 | 1957-04-17 | John Ford Harper | Improvements in or relating to automatic machines for deburring, polishing and buffing |
| CN104772683B (en) * | 2015-04-06 | 2017-08-15 | 南京林恒机械制造有限公司 | Material feeding box width adjustable core rod milling turning device |
| CN105834897A (en) * | 2016-05-24 | 2016-08-10 | 广州茂迅自动化技术有限公司 | Intelligent full-automatic circular pipe and rod polishing unit |
| CN209831213U (en) * | 2019-03-28 | 2019-12-24 | 深圳市金洲精工科技股份有限公司 | Grinding equipment |
| CN112476223A (en) * | 2020-12-14 | 2021-03-12 | 广西正源机械有限责任公司 | Automatic bar polishing equipment |
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| CN214418493U (en) * | 2021-03-26 | 2021-10-19 | 湖北汽车工业学院 | A large size bar polishing equipment |
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