CN113878420A - Polishing device for workpiece with round hole - Google Patents
Polishing device for workpiece with round hole Download PDFInfo
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- CN113878420A CN113878420A CN202111276101.8A CN202111276101A CN113878420A CN 113878420 A CN113878420 A CN 113878420A CN 202111276101 A CN202111276101 A CN 202111276101A CN 113878420 A CN113878420 A CN 113878420A
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- Prior art keywords
- workpiece
- supporting
- round hole
- wheel
- transmission
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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
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
- B24B5/48—Single-purpose machines or devices for grinding walls of very fine holes, e.g. in drawing-dies
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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
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/35—Accessories
- B24B5/355—Feeding means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The utility model relates to the technical field of machining equipment, in particular to a polishing device for a workpiece with a round hole, which comprises a bearing mechanism, a rotating mechanism and a turnover mechanism, wherein the bearing mechanism is used for placing the workpiece with the round hole; the turnover mechanism is configured to drive the supporting mechanism to turn over a set angle when the rotating mechanism is separated from the supporting mechanism. By adopting the polishing device for the workpiece with the round hole provided by the disclosure to polish, an operator does not need to move a polishing tool and does not need to walk around the workpiece with the round hole, so that the labor intensity is reduced, and the working efficiency is improved.
Description
Technical Field
The utility model belongs to the technical field of machining equipment technique and specifically relates to a grinding device for taking round hole work piece.
Background
Before assembling wheels and driven gears of a locomotive, manual grinding treatment needs to be carried out on hub holes, for example, the wheels are used, the wheels are hung to a proper position through a crown block and fixed, then an operator moves a grinding tool to grind the hole walls of the hub holes on one side of the wheels, after one side of the wheel is ground, the operator moves to different positions (such as the opposite side of the wheels) of the wheels to grind the hole walls of the hub holes, in the operation process, the operator not only needs to move the grinding tool, but also needs to move back and forth on the two sides of the wheels, the labor intensity is high, and the working efficiency is low.
For other workpieces with round holes, the problem can also exist when the hole walls of the round holes need to be polished.
Disclosure of Invention
An object of the present disclosure is to provide a grinding device for taking round hole work piece to alleviate the round hole pore wall that exists when polishing the round hole work piece of taking round hole among the prior art, operating personnel not only need remove grinding tool, but also need make a round trip to walk around taking round hole work piece, intensity of labour is great, and the lower technical problem of work efficiency.
Based on the above purpose, the present disclosure provides a polishing device for a workpiece with a circular hole, which includes a supporting mechanism, a rotating mechanism and a turnover mechanism, wherein the supporting mechanism is used for placing the workpiece with the circular hole, and the rotating mechanism can be in transmission connection with the supporting mechanism, so that the workpiece with the circular hole can rotate around an axis of the circular hole; the turnover mechanism is configured to drive the supporting mechanism to turn over a set angle when the rotating mechanism is separated from the supporting mechanism.
In an embodiment of the disclosure, the polishing device for the workpiece with the circular hole further comprises a first telescopic device, and the first telescopic device is connected with the rotating mechanism so as to enable the rotating mechanism to be connected with the supporting mechanism or enable the rotating mechanism to be separated from the supporting mechanism.
In an embodiment of the disclosure, the polishing device for the workpiece with the circular hole further comprises a frame, one end of the first telescopic device is hinged to the frame, and the other end of the first telescopic device is hinged to the rotating mechanism.
In an embodiment of the present disclosure, the supporting mechanism includes a supporting wheel and a first transmission member, the supporting wheel is used for placing the workpiece with the circular hole, the first transmission member is fixedly connected with the supporting wheel, the rotating mechanism includes a rotary driving mechanism and a second transmission member, the rotary driving mechanism is in transmission connection with the second transmission member, and the second transmission member can be in transmission connection with the first transmission member, so that the supporting wheel drives the workpiece with the circular hole to rotate around the axis of the circular hole.
In one embodiment of the present disclosure, the first transmission member includes a first gear, the second transmission member includes a second gear, a driving sprocket, a driven sprocket and a transmission chain, the first gear is engaged with the second gear, the rotary driving mechanism is in transmission connection with the driving sprocket, the driven sprocket is in transmission connection with the driving sprocket through the transmission chain, and the second gear is coaxially and fixedly connected with the driven sprocket.
In an embodiment of the present disclosure, the turnover mechanism further includes a frame and a turnover driving mechanism, the frame is provided with an accommodating space for accommodating the supporting mechanism, and the turnover driving mechanism is in transmission connection with the frame to drive the supporting mechanism located in the accommodating space to turn over for a set angle.
In one embodiment of the disclosure, the polishing device for the workpiece with the circular hole further comprises a dust removing device, and a dust suction nozzle of the dust removing device is opposite to the circular hole.
In one embodiment of the disclosure, the polishing device for the workpiece with the circular hole further comprises a second telescopic device, and the second telescopic device is connected with the dust suction nozzle.
In an embodiment of the disclosure, the polishing device for the workpiece with the circular hole further comprises a conveyor and an installation part, the installation part is fixedly connected with a traction part of the conveyor, and the supporting mechanism is rotatably connected with the installation part.
In one embodiment of the present disclosure, the installation part is provided with a guide roller, the conveyor is provided with a guide rail, a length direction of the guide rail is parallel to a conveying direction of the conveyor, and the guide roller rolls along the length direction of the guide rail.
In one embodiment of the disclosure, the conveyor is a chain conveyor and the traction element is a chain.
In one embodiment of the present disclosure, the mounting portion includes a mounting plate fixedly connected with the chain.
In an embodiment of the disclosure, the supporting mechanism further includes a supporting plate, the supporting plate is located above the mounting plate, a positioning member is arranged between the supporting plate and the mounting plate, and the positioning member is used for fixing the supporting plate on the mounting plate.
In one embodiment of the present disclosure, the positioning element is a spring plunger, the spring plunger is installed on the upper surface of the mounting plate, and the lower surface of the support plate is provided with a positioning groove for accommodating a ball of the spring plunger.
In one embodiment of the present disclosure, the set angle is 180 °.
In one embodiment of the disclosure, the polishing device for the workpiece with the circular hole further comprises a controller, and the rotating mechanism and the turnover mechanism are both connected with the controller.
Compared with the prior art, this disclosed beneficial effect mainly lies in:
the polishing device for the workpiece with the round hole comprises a supporting mechanism, a rotating mechanism and a turnover mechanism, wherein the supporting mechanism is used for placing the workpiece with the round hole, and the rotating mechanism can be in transmission connection with the supporting mechanism so as to enable the workpiece with the round hole to rotate around the axis of the round hole; the turnover mechanism is configured to drive the supporting mechanism to turn over a set angle when the rotating mechanism is separated from the supporting mechanism.
Based on this structure, the grinding device for taking round hole work piece that this disclosure provided, when using, will take the round hole work piece to place on bearing mechanism, operating personnel fixes the certain position on the pore wall of the round hole of waiting to polish with grinding tool, then rotary mechanism is connected with bearing mechanism transmission, drives and takes the round hole work piece to rotate around the axis of round hole to polish the pore wall of round hole. After polishing on one side, the rotating mechanism is separated from the bearing mechanism, and at the moment, the turnover mechanism drives the bearing mechanism to turn over for setting the angle, so that an operator can continue polishing on different positions of the hole wall of the round hole of the workpiece with the round hole. In the operation process, operating personnel need not to remove the grinding tool, also need not to make a round trip to walk around taking the round hole work piece, has not only reduced intensity of labour, but also has improved work efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present disclosure, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a double-side polishing device for a workpiece with a circular hole according to an embodiment of the present disclosure;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic structural diagram illustrating another perspective view of a double-side polishing apparatus for a workpiece with a circular hole according to an embodiment of the present disclosure;
FIG. 4 is a schematic structural view (illustrating a conveyor) of another perspective view of a double-sided grinding device for round-hole workpieces according to an embodiment of the disclosure;
FIG. 5 is a partial enlarged view of the portion B in FIG. 4;
FIG. 6 is a cross-sectional view of a double-sided grinding apparatus for a workpiece with a circular aperture provided by an embodiment of the present disclosure;
FIG. 7 is a schematic view of a mounting portion engaged with a chain in an embodiment of the present disclosure.
Icon: 100-a wheel; 200-a hub bore; 101-a first telescopic device; 102-a supporting wheel; 103-a first gear; 104-a rotary drive mechanism; 105-a drive sprocket; 106-a driven sprocket; 107-connecting plate; 108-a second gear; 109-a frame; 110-a tumble drive mechanism; 111-an accommodation space; 112-a dust suction nozzle; 113-a bellows; 114-a dust remover; 115-a second telescopic device; 116-a chain conveyor; 117-guide rollers; 118-a guide rail; 119-a mounting plate; 120-a support plate; 121-wing plate; 122-a spring plunger; 123-a fastener; 124-bearings; 125-a drive shaft; 126-side plate; 127-outer link plate.
Detailed Description
The technical solutions of the present disclosure will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only some embodiments of the present disclosure, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
In the description of the present disclosure, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. appear, their indicated orientations or positional relationships are based on those shown in the drawings only for the convenience of describing the present disclosure and simplifying the description, but not for indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present disclosure. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present disclosure, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present disclosure can be understood in specific instances by those of ordinary skill in the art.
Referring to fig. 1 to 7, the embodiment provides a polishing device for a workpiece with a circular hole, which includes a supporting mechanism, a rotating mechanism and a turnover mechanism, wherein the supporting mechanism is used for placing the workpiece with the circular hole, and the rotating mechanism can be in transmission connection with the supporting mechanism, so that the workpiece with the circular hole can rotate around an axis of the circular hole; the turnover mechanism is configured to drive the supporting mechanism to turn over a set angle when the rotating mechanism is separated from the supporting mechanism.
Based on this structure, the grinding device for taking round hole work piece that this embodiment provided, when using, will take the round hole work piece to place on bearing mechanism, and operating personnel fixes the certain position on the pore wall of the round hole of waiting to polish with grinding tool, then rotary mechanism is connected with the bearing mechanism transmission, drives and takes the round hole work piece to rotate around the axis of round hole to polish the pore wall of round hole. After polishing on one side, the rotating mechanism is separated from the bearing mechanism, and at the moment, the turnover mechanism drives the bearing mechanism to turn over for setting the angle, so that an operator can continue polishing on different positions of the hole wall of the round hole of the workpiece with the round hole. In the operation process, operating personnel need not to remove the grinding tool, also need not to make a round trip to walk around taking the round hole work piece, has not only reduced intensity of labour, but also has improved work efficiency.
In one embodiment, the workpiece with a circular hole is a wheel 100 of a locomotive and the circular hole is a hub hole 200.
The workpiece with the circular hole may be a driven gear of a motorcycle.
In this embodiment, the set angle is 180 °. The operating personnel is located one side of wheel 100, and operating personnel is the wheel face that faces wheel 100 promptly, polishes the wheel hub hole 200 of this side, and the back of polishing is accomplished, overturns wheel 100 180 through tilting mechanism for another relative wheel face of wheel 100 overturns to the operating personnel in front, and operating personnel polishes the wheel hub hole 200 of this opposite side again.
In one embodiment, the number of the supporting mechanism, the rotating mechanism and the overturning mechanism can be two, and in such a way, two workpieces can be simultaneously polished, so that the production efficiency can be further improved.
In one embodiment, the polishing device for the workpiece with the circular hole further comprises a first telescopic device 101, wherein the first telescopic device 101 is connected with the rotating mechanism so as to enable the rotating mechanism to be connected with the supporting mechanism or enable the rotating mechanism to be separated from the supporting mechanism.
The first telescopic device 101 drives the rotating mechanism to move, for example, when the first telescopic device 101 extends, the rotating mechanism is in transmission connection with the supporting mechanism, and when the first telescopic device 101 shortens, the rotating mechanism is driven to separate from the supporting mechanism.
In one embodiment, the polishing device for the workpiece with the circular hole further comprises a frame, one end of the first telescopic device 101 is hinged with the frame, and the other end of the first telescopic device 101 is hinged with the rotating mechanism.
In this embodiment, the first telescopic device 101 is an air cylinder, a cylinder body of the air cylinder is hinged to the frame, and a piston rod of the air cylinder is hinged to the rotating mechanism.
The first expansion and contraction device 101 may be an electric cylinder or a hydraulic cylinder.
In one embodiment, the supporting mechanism includes a supporting wheel 102 and a first transmission member, the supporting wheel 102 is used for placing a workpiece with a circular hole, the first transmission member is fixedly connected with the supporting wheel 102, the rotating mechanism includes a rotating driving mechanism 104 and a second transmission member, the rotating driving mechanism 104 is in transmission connection with the second transmission member, and the second transmission member can be in transmission connection with the first transmission member, so that the supporting wheel 102 drives the workpiece with the circular hole to rotate around the axis of the circular hole.
In this embodiment, the contour shape of the circumferential surface of the support wheel 102 is matched with the contour shape of the circumferential surface of the wheel 100, so that a large contact area is ensured between the two, the wheel 100 can be stably supported, and the wheel 100 can be driven to stably rotate by friction.
In this embodiment, the number of the support wheels 102 is two, the two support wheels 102 are arranged at intervals and are connected by a synchronous belt transmission, and the axes of the two support wheels 102 are parallel; the two supporting wheels 102 are connected through side plates 126, the number of the side plates 126 is two, and the two side plates 126 are respectively located at two ends of the supporting wheels 102 to form a base. The bottom of the wheel 100 is located in the base.
In this embodiment, the rotation driving mechanism 104 is installed on the frame, a power output shaft of the rotation driving mechanism 104 is in transmission connection with the second transmission member, a piston rod of the first expansion device 101 is hinged to the second transmission member to drive the second transmission member to move, and when the wheel 100 needs to be driven to rotate around the axis of the hub hole 200, the piston rod of the first expansion device 101 extends to drive the second transmission member to be in transmission connection with the first transmission member. When the wheel 100 needs to be turned by 180 degrees, the piston rod of the first telescopic device 101 is shortened, so that the second transmission piece is separated from the first transmission piece, and the wheel 100 can be normally turned.
The number of the first transmission pieces is two, and the number of the second transmission pieces is also two.
In one embodiment, the first transmission member comprises a first gear 103, the second transmission member comprises a second gear 108, and the first gear 103 is engaged with the second gear 108.
Two first gears 103 are respectively fixedly installed at two ends of the supporting wheel 102. The number of the second gears 108 is also two, and the two second gears are respectively in transmission connection with the first gear 103.
In one embodiment, referring to fig. 2, the second transmission member further includes a driving sprocket 105, a driven sprocket 106 and a transmission chain (not shown), the rotary driving mechanism 104 is in transmission connection with the driving sprocket 105, and the second gear 108 is coaxially and fixedly connected with the driven sprocket 106.
Specifically, the second transmission member further includes a connecting plate 107, and the driving sprocket 105 and the driven sprocket 106 are both mounted on the connecting plate 107 and are connected by a transmission chain. The number of the connecting plates 107 is two, the two connecting plates 107 are arranged in parallel at intervals, the two connecting plates 107 are provided with a driving chain wheel 105, a driven chain wheel 106 and a transmission chain, and the driving chain wheels 105 on the two connecting plates 107 are connected through a transmission shaft 125. The power take off end of rotary driving mechanism 104 is connected with the transmission shaft 125 transmission, drive two drive sprocket 105 simultaneously and rotate, drive sprocket 105 passes through the drive chain and drives driven sprocket 106 and rotate, and then drive second gear 108 and rotate, because second gear 108 and the meshing of first gear 103, thereby can drive first gear 103 and rotate, because first gear 103 and bearing wheel 102 fixed connection, thereby drive bearing wheel 102 and rotate, rethread frictional force drives wheel 100 steady rotation.
In one embodiment, the turnover mechanism further includes a frame 109 and a turnover driving mechanism 110, the frame 109 is provided with a receiving space 111 for receiving the supporting mechanism, and the turnover driving mechanism 110 is in transmission connection with the frame 109 to drive the supporting mechanism located in the receiving space 111 to turn over for a set angle.
In this embodiment, the tilting drive mechanism 110 is mounted on the frame, and the axis of the power output shaft of the tilting drive mechanism 110 is perpendicular to the axis of the hub hole 200 and perpendicular to the length direction of the side plate 126. The length direction of the side plate 126 is the extending direction from the intersection point between the side plate 126 and the axis of one of the supporting wheels 102 to the intersection point between the side plate 126 and the axis of the other supporting wheel 102.
In this embodiment, the frame 109 includes two parallel rectangular frames fixedly connected together, an accommodation space 111 is formed between the two rectangular frames, a distance between the two rectangular frames is adapted to a width of the supporting mechanism, a height of the rectangular frame is greater than a diameter of the wheel 100, and it is ensured that the wheel 100 and the supporting mechanism can be both located in the accommodation space 111. When the tilt drive mechanism 110 drives the frame 109 to tilt 180, the wheel 100 and the racking mechanism also tilt 180 together.
In the polishing process, dust and scraps splash around. Therefore, in order to improve the production environment, the polishing device for the workpiece with the circular hole provided by the embodiment further comprises a dust removing device, and the dust suction nozzle 112 of the dust removing device is opposite to the circular hole.
In this embodiment, the dust suction nozzle 112 is a hollow circular truncated cone shaped flared portion, and when the dust suction nozzle 112 is used, the dust suction nozzle is aligned with the hub hole 200, so that a large amount of dust and debris generated in the polishing process can be absorbed.
In one embodiment, the polishing apparatus for round hole workpieces further comprises a second telescopic device 115, and the second telescopic device 115 is connected with the dust suction nozzle 112.
Specifically, referring to fig. 3, the second expansion device 115 is an air cylinder, a cylinder body of the air cylinder is hinged to the frame, and a piston rod of the air cylinder is hinged to the dust suction nozzle 112. In this embodiment, the dust removing device further includes a bellows 113 and a dust remover 114, one end of the bellows 113 is communicated with an inlet of the dust remover 114, and the other end of the bellows 113 is communicated with a small-opening end of the dust suction nozzle 112. Through setting up bellows 113, be convenient for second telescoping device 115 removes dust absorption nozzle 112, reinforcing dust absorption effect. The dust collector 114 is provided with a filter screen and the like, which is convenient for filtering dust and debris.
It should be noted that the dust collector 114 is a prior art, and the structure thereof will not be described in detail.
In one embodiment, the grinding device for the workpiece with the circular hole further comprises a controller, and the rotating mechanism and the overturning mechanism are connected with the controller. The controller controls the rotation driving mechanism 104, the turnover driving mechanism 110, the first telescopic device 101 and the second telescopic device 115 to start and stop.
In this embodiment, the controller is a PLC controller.
It should be noted that the PLC controller is a prior art. Such as siemens S7-200.
In this embodiment, the rotation driving mechanism 104 and the flipping driving mechanism 110 may be motors.
In one embodiment, the polishing device for the workpiece with the round hole further comprises a conveyor and a mounting part, the mounting part is fixedly connected with a traction piece of the conveyor, and the supporting mechanism is rotatably connected with the mounting part.
In one embodiment, the number of the mounting parts is multiple, and the multiple mounting parts are uniformly arranged on the traction piece of the conveyor at intervals. The number of the supporting mechanisms is the same as that of the mounting parts, and each supporting mechanism is rotatably connected with one mounting part. In this embodiment, the supporting mechanism and the mounting portion are connected by a bearing 124. Referring to fig. 4, the conveyor is a chain conveyor 116 and the pulling element is a chain. One end of the chain conveyor 116 is a workpiece loading position, the other end is a workpiece unloading position, the frame 109 is installed between the workpiece loading position and the workpiece unloading position, when the wheel 100 is conveyed from the workpiece loading position to the inside of the accommodating space 111 of the frame 109 along the arrow direction M, the conveyor stops, the first telescopic device 101 drives the second transmission member to move, so that the second gear 108 is meshed with the first gear 103, then the rotary driving mechanism 104 drives the driving sprocket 105 to rotate, further drives the driven sprocket 106 and the second gear 108 to rotate, the second gear 108 drives the first gear 103 and the supporting wheel 102 to rotate, finally drives the wheel 100 to rotate, and the polishing process of the hub hole 200 on one side of the wheel 100 is realized.
After one side is polished, the first telescopic device 101 drives the second transmission member to move, so that the second gear 108 is separated from the first gear 103, and then the overturning driving mechanism 110 drives the frame 109 and the gear to overturn together for 180 degrees, so that an operator can polish the hub hole 200 on the other side of the wheel 100 on the original station. And after polishing, starting the conveyor to convey the wheels to a workpiece discharging position. Because there is a distance between the frame 109 and the workpiece blanking position, a portion of the ground workpiece can be temporarily stored.
In one embodiment, see fig. 5, the mounting is provided with guide rollers 117, the conveyor is provided with guide rails 118, the length direction of the guide rails 118 is parallel to the conveying direction of the conveyor, and the guide rollers 117 roll along the length direction of the guide rails 118. This ensures that the wheels 100 move stably on the conveyor.
In one embodiment, the mounting portion includes a mounting plate 119, the mounting plate 119 being fixedly coupled to the chain.
In the present embodiment, referring to fig. 7, the outer link plate 127 of the link fixedly connected to the mounting plate 119 is provided with a wing plate 121, and the wing plate 121 is integrally formed with the outer link plate 127. In this embodiment, the plate surface of the wing plate 121 is attached to the plate surface of the mounting plate 119, and the wing plate 121 is fixedly connected to the mounting plate 119 through a fastening member 123, for example, the wing plate 121 is fixedly connected to the mounting plate 119 through a bolt and a nut.
In one embodiment, referring to fig. 6, the supporting mechanism further includes a supporting plate 120, the supporting plate 120 is located above the mounting plate 119, and a positioning member is disposed between the supporting plate 120 and the mounting plate 119, and the positioning member is used to fix the supporting plate 120 on the mounting plate 119.
In this embodiment, referring to fig. 6 and 7, the support plate 120 is connected to the mounting plate 119 by a bearing 124, and the support plate 120 can rotate relative to the mounting plate 119.
Through setting up the setting element, can prevent that bearing board 120 from rotating at will to guarantee the quality of polishing.
In one embodiment, the positioning member is a spring plunger 122, the spring plunger 122 is mounted on the upper surface of the mounting plate 119, and the lower surface of the support plate 120 is provided with a positioning groove for receiving the balls of the spring plunger 122.
When the support plate 120 rotates, the groove wall of the positioning groove can press the ball downward, so that the ball is separated from the positioning groove, and the support plate 120 and the wheel 100 are ensured to turn over together.
In this embodiment, the number of the positioning grooves is two, and the two positioning grooves are arranged at two ends of the diameter along the radial direction of the bearing 124. Accordingly, the number of the spring plungers 122 is also two. When the bearing plate 120 and the wheel 100 are turned 180 degrees, the ball at the same position is just limited in the other positioning groove.
It should be noted that the spring plunger 122 is prior art, and the structure thereof will not be described in detail.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present disclosure, and not for limiting the same; while the present disclosure has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present disclosure.
Claims (12)
1. The polishing device for the workpiece with the round hole is characterized by comprising a supporting mechanism, a rotating mechanism and a turnover mechanism, wherein the supporting mechanism is used for placing the workpiece with the round hole, and the rotating mechanism can be in transmission connection with the supporting mechanism so as to enable the workpiece with the round hole to rotate around the axis of the round hole; the turnover mechanism is configured to drive the supporting mechanism to turn over a set angle when the rotating mechanism is separated from the supporting mechanism.
2. A sanding device for round hole workpieces as defined in claim 1, further comprising a first telescoping device connected to the rotating mechanism to connect the rotating mechanism to the holding mechanism or to disconnect the rotating mechanism from the holding mechanism.
3. The grinding device for the workpiece with the round hole as recited in claim 2, further comprising a frame, wherein one end of the first telescopic device is hinged with the frame, and the other end of the first telescopic device is hinged with the rotating mechanism.
4. The polishing device for the workpiece with the circular hole as claimed in claim 1, wherein the supporting mechanism comprises a supporting wheel and a first transmission member, the supporting wheel is used for placing the workpiece with the circular hole, the first transmission member is fixedly connected with the supporting wheel, the rotating mechanism comprises a rotary driving mechanism and a second transmission member, the rotary driving mechanism is in transmission connection with the second transmission member, and the second transmission member is in transmission connection with the first transmission member, so that the supporting wheel drives the workpiece with the circular hole to rotate around the axis of the circular hole.
5. The grinding device for the workpiece with the circular hole as claimed in claim 4, wherein the first transmission member comprises a first gear, the second transmission member comprises a second gear, a driving chain wheel, a driven chain wheel and a transmission chain, the first gear is meshed with the second gear, the rotary driving mechanism is in transmission connection with the driving chain wheel, the driven chain wheel is in transmission connection with the driving chain wheel through the transmission chain, and the second gear is coaxially and fixedly connected with the driven chain wheel.
6. The polishing device for the workpiece with the circular hole as claimed in claim 1, wherein the turnover mechanism further comprises a frame and a turnover driving mechanism, the frame is provided with a containing space for containing the supporting mechanism, and the turnover driving mechanism is in transmission connection with the frame to drive the supporting mechanism located in the containing space to turn over for a set angle.
7. A sanding device for round hole workpieces as defined in claim 1, further comprising a dust extraction device and a second expansion device, said second expansion device being connected to a suction nozzle of said dust extraction device so that said suction nozzle is opposite said round hole.
8. The grinding device for the workpiece with the round hole as claimed in any one of claims 1 to 7, further comprising a conveyor and a mounting part, wherein the mounting part is fixedly connected with a traction part of the conveyor, and the supporting mechanism is rotatably connected with the mounting part.
9. A grinding device for workpieces with round holes as set forth in claim 8, characterized in that the mounting part is provided with guide rollers, the conveyor is provided with a guide rail, the length direction of the guide rail is parallel to the conveying direction of the conveyor, and the guide rollers roll along the length direction of the guide rail.
10. A grinding device for round hole workpieces as recited in claim 8, wherein said conveyor is a chain conveyor and said traction member is a chain; the installation department includes the mounting panel, the mounting panel with chain fixed connection.
11. The polishing device for the workpiece with the circular hole as claimed in claim 10, wherein the supporting mechanism further comprises a supporting plate, the supporting plate is located above the mounting plate, a positioning member is arranged between the supporting plate and the mounting plate, and the positioning member is used for fixing the supporting plate on the mounting plate.
12. A sanding device for round hole workpieces as defined in any one of claims 1 to 7, characterized in that the set angle is 180 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111276101.8A CN113878420B (en) | 2021-10-29 | 2021-10-29 | Polishing device for workpiece with round hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111276101.8A CN113878420B (en) | 2021-10-29 | 2021-10-29 | Polishing device for workpiece with round hole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113878420A true CN113878420A (en) | 2022-01-04 |
| CN113878420B CN113878420B (en) | 2022-12-30 |
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| CN202111276101.8A Active CN113878420B (en) | 2021-10-29 | 2021-10-29 | Polishing device for workpiece with round hole |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040180614A1 (en) * | 2003-03-06 | 2004-09-16 | Juei-Seng Liao | Rotary grinding machine |
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| CN213734564U (en) * | 2020-12-14 | 2021-07-20 | 重庆达航工业有限公司 | Emergency automatic evacuation system for ground equipment |
| CN113352174A (en) * | 2021-07-09 | 2021-09-07 | 刘楚贤 | Wheel hub burr grinding device is used in new energy automobile production |
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| US20040180614A1 (en) * | 2003-03-06 | 2004-09-16 | Juei-Seng Liao | Rotary grinding machine |
| CN108000273A (en) * | 2017-12-02 | 2018-05-08 | 李茂菊 | A kind of automotive hub double-sided full automatic polishing production line |
| CN210282947U (en) * | 2019-07-06 | 2020-04-10 | 苏州巨通自动化设备有限公司 | Tire hair cutting machine suitable for large tire |
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| CN111702562A (en) * | 2020-06-23 | 2020-09-25 | 杭州萧山中亚汽配有限公司 | Automatic machining system and method for toothed ring constant velocity universal joint |
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| CN112276727A (en) * | 2020-10-26 | 2021-01-29 | 速博达(深圳)自动化有限公司 | Automatic rotatory equipment of polishing |
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| CN113878420B (en) | 2022-12-30 |
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