CN218697534U

CN218697534U - Loading and unloading mechanism and double-side grinding machine

Info

Publication number: CN218697534U
Application number: CN202223014922.7U
Authority: CN
Inventors: 申伟; 余伟杰
Original assignee: Dongguan Dongjing Precision Machinery Manufacturing Co ltd
Current assignee: Dongguan Dongjing Precision Machinery Manufacturing Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-03-24
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses an go up unloading mechanism and double side lapping machine goes up unloading mechanism and includes: the supporting frame comprises a top frame and a bottom frame, one end of the top frame is used for being connected with the outer side wall of a machine table of the double-sided grinding machine, and the bottom frame is arranged at one end, far away from the machine table, of the top frame to support the top frame; the lifting mechanism is arranged on the top frame; the conveying platform is arranged on the lifting mechanism and is used for being in butt joint with a lower grinding disc structure of the double-sided grinding machine, the lower grinding disc structure is arranged on the machine table, and the conveying platform can drive the planet wheels, used for placing the workpiece, of the double-sided grinding machine to be close to or far away from the lower grinding disc structure along the conveying direction of the conveying platform; the lifting mechanism can drive the conveying platform to move up and down, so that the height of the conveying platform is flush with that of the lower grinding disc structure.

Description

Feeding and discharging mechanism and double-sided grinding machine

Technical Field

The utility model relates to a work piece processing technology field, in particular to go up unloading mechanism and double side lapping machine.

Background

Double-sided grinders are widely used in machining as a polishing and buffing apparatus. The planet wheel of the double-sided grinding machine in the prior art is used for placing a workpiece, the planet wheel can drive the workpiece to move in a planet mode, the workpiece can be clamped between the upper grinding disc structure and the lower grinding disc structure, relative movement is achieved between the workpiece and the upper grinding disc structure and between the workpiece and the lower grinding disc structure, and therefore grinding processing of the upper surface and the lower surface of the workpiece is achieved.

When the traditional double-sided grinding machine is used for feeding, a worker needs to put a workpiece to be ground on the planet wheel by bare hands, and when the traditional double-sided grinding machine is used for discharging, the worker needs to take down the ground workpiece put on the planet wheel by bare hands; the long time is needed to be consumed for feeding and discharging materials by bare hands of workers, so that the efficiency of feeding and discharging materials of the double-sided grinding machine is low, and the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

Accordingly, there is a need for a feeding and discharging mechanism and a double-side grinder capable of improving the working efficiency of feeding and discharging.

A feeding and discharging mechanism comprises:

the supporting frame comprises a top frame and a bottom frame, one end of the top frame is used for being connected with the outer side wall of a machine table of the double-sided grinding machine, and the bottom frame is arranged at one end, far away from the machine table, of the top frame so as to support the top frame;

the lifting mechanism is arranged on the top frame; and

the conveying platform is arranged on the lifting mechanism and is used for being in butt joint with a lower grinding disc structure of the double-sided grinding machine, the lower grinding disc structure is arranged on the machine table, and the conveying platform can drive a planetary wheel used for placing a workpiece of the double-sided grinding machine to be close to or far away from the lower grinding disc structure along the conveying direction of the conveying platform; the lifting mechanism can drive the conveying platform to move up and down, so that the height of the conveying platform is flush with that of the lower grinding disc structure.

In one embodiment, the lifting mechanism comprises a power unit and a lifting assembly, the lifting assembly is arranged at the bottom of the conveying platform, the power unit is in transmission connection with the lifting assembly, and the power unit can drive the lifting assembly to move up and down so as to drive the conveying platform to move up and down, so that the height of the conveying platform is aligned with the height of the lower grinding disc structure.

In one of them embodiment, the subassembly of lifting includes the relative board and the connecting plate that lift that sets up, the connecting plate set up in on the roof-rack, the board that lifts set up in conveying platform's bottom, and be located conveying platform with between the connecting plate, power unit includes lift drive shaft and drive screw, the axial of lift drive shaft with drive screw's axial vertical, the lift drive shaft rotate set up in on the connecting plate, drive screw wears to locate lift the board and with lift board spiral shell closes mutually, just the lift drive shaft with drive screw meshes mutually, the lift drive shaft can be driven around self axial rotation, accessible the lift drive shaft with drive screw's meshing transmission drives drive screw is around self axial rotation, in order to drive it is relative to lift the board the connecting plate is followed drive screw's axial lift, and then drive conveying platform is followed drive screw's axial elevating movement.

In one of them embodiment, the subassembly of lifting includes the board and the connecting plate of lifting that set up relatively, the connecting plate set up in on the roof-rack, the board of lifting set up in conveying platform's bottom, and be located conveying platform with between the connecting plate, power unit includes driving source and transmission shaft, the driving source set up in the bottom of connecting plate, the one end of transmission shaft with the bottom of the board of lifting is connected, the other end of transmission shaft is worn to locate the connecting plate and is stretched into to in the driving source, the driving source can drive the transmission shaft is flexible along self axial, in order to drive the board of lifting is relative the connecting plate is followed the axial of transmission shaft goes up and down, and then drives conveying platform follows the axial elevating movement of transmission shaft.

In one embodiment, the lifting mechanism further comprises a guide shaft, one end of the guide shaft is connected with the lifting plate, the other end of the guide shaft is connected with the connecting plate, and the guide shaft is used for guiding the lifting plate to lift relative to the connecting plate.

In one embodiment, the conveying platform comprises a platform main body and a bearing frame, the platform main body is arranged at the top of the bearing frame, one end of the platform main body is arranged in a suspended mode, the bearing frame is arranged on the lifting mechanism, the platform main body is used for being in butt joint with the lower grinding disc structure, and the platform main body can drive the planet wheels for placing the workpiece to be close to or far away from the lower grinding disc structure along the conveying direction of the conveying platform.

In one embodiment, the lifting mechanism can move relative to the top frame along the conveying direction of the conveying platform to drive the conveying platform to approach or depart from the lower grinding disc structure along the conveying direction of the conveying platform.

In one embodiment, the shape of the end of the conveying platform, which is butted with the lower grinding disc structure, is matched with the shape of the lower grinding disc structure.

In one embodiment, the loading and unloading mechanism further comprises a storage rack, and the storage rack is arranged at the bottom of the top frame.

A double side grinder comprising: the feeding and discharging mechanism.

Compared with the related art, the embodiment of the application has the following beneficial effects:

the feeding and discharging mechanism enables the conveying platform to be in butt joint with the lower grinding disc structure of the double-sided grinding machine when feeding and discharging are carried out, so that under the transmission action of the conveying platform, a worker can directly take the planet wheel for placing a workpiece to be ground off the conveying platform and place the planet wheel on the lower grinding disc structure to finish feeding, or take the planet wheel for placing the ground workpiece off the lower grinding disc structure and place the planet wheel on the conveying platform to finish discharging, so that the feeding and discharging operation only needs to take a short time, then the double-sided grinding machine can operate, the worker does not need to wait for manual one-piece ground discharging, the feeding and discharging time is saved, and the working efficiency of feeding and discharging is improved;

in addition, because the lower grinding disc structure belongs to the consumables, along with the continuous increase of the time for grinding and processing the workpiece by the lower grinding disc structure, the height of the lower grinding disc structure can gradually descend due to the increase of the abrasion loss of the lower grinding disc structure, the lifting mechanism can drive the conveying platform to move up and down, so that the height of the conveying platform can be adjusted, the height of the conveying platform is ensured to be flush with the height of the lower grinding disc structure, the problem that the workpiece on the planet wheel is unsmooth in operation or even abraded when the planet wheel for placing the workpiece is dragged between the conveying platform and the lower grinding disc structure due to the height difference formed between the conveying platform and the lower grinding disc structure is avoided, and further the smooth feeding and discharging operation of the feeding and discharging mechanism is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present invention 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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of a loading and unloading mechanism of a double-side grinder in one embodiment;

FIG. 2 is a schematic diagram of a double-side grinder according to an embodiment;

FIG. 3 is a schematic view showing the construction of a planetary wheel structure of a double side grinder in one embodiment;

FIG. 4 is an enlarged schematic view of FIG. 1 at B;

FIG. 5 is a cross-sectional view of a double side grinder in one embodiment;

FIG. 6 is an enlarged schematic view at A in FIG. 5;

FIG. 7 is another cross-sectional view of a double side grinder in one embodiment;

FIG. 8 is a partial schematic view of a double side grinder according to an embodiment;

FIG. 9 is a partial schematic view of another perspective of the double-side grinder in one embodiment;

FIG. 10 is a schematic structural diagram of a lower polishing disk structure of a double-side polishing machine according to an embodiment;

fig. 11 is a schematic structural view of a planetary wheel structure of a double side grinder in another embodiment.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, "and/or" in the whole text includes three schemes, taking a and/or B as an example, including a technical scheme, and a technical scheme that a and B meet simultaneously; in addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in fig. 1 to 3, the present application provides a loading and unloading mechanism 800, the loading and unloading mechanism 800 includes a supporting frame 810, a lifting mechanism 820 and a conveying platform 830, the supporting frame 810 includes a top frame 811 and a bottom frame 812, one end of the top frame 811 is used for connecting with an outer sidewall of a machine 100 of a double-side grinder 10, the bottom frame 812 is disposed at one end of the top frame 811 far away from the machine 100 to support the top frame 811; the lifting mechanism 820 is arranged on the top frame 811; the conveying platform 830 is disposed on the lifting mechanism 820, the conveying platform 830 is configured to be in butt joint with the lower polishing disc structure 300 of the double-side polishing machine 10, and the conveying platform 830 can drive the planet gears 430, used for placing the workpiece, of the double-side polishing machine 10 to approach or depart from the lower polishing disc structure 300 along the conveying direction of the conveying platform 830; the lifting mechanism 820 can drive the transporting platform 830 to move up and down, so that the transporting platform 830 is level with the lower polishing disk structure 300.

The feeding and discharging mechanism 800 of the application enables the conveying platform 830 to be in butt joint with the lower grinding disc structure 300 of the double-sided grinding machine 10 when feeding and discharging are carried out, so that under the transmission action of the conveying platform 830, a worker can directly take the planet gear 430 for placing a workpiece to be ground off the conveying platform 830 and place the planet gear 430 on the lower grinding disc structure 300 to complete feeding, or take the planet gear 430 for placing the ground workpiece off the lower grinding disc structure 300 and place the planet gear on the conveying platform 830 to complete discharging, so that the feeding and discharging operation only needs to spend short time, the double-sided grinding machine 10 can operate later, the worker does not need to wait for manual feeding of one piece of ground material, the feeding and discharging time is saved, and the working efficiency of feeding and discharging is improved;

in addition, because lower grinding pan structure 300 belongs to the consumer, along with the continuous increase of the time that lower grinding pan structure 300 grinds the processing work piece, lower grinding pan structure 300's height can descend gradually because of the increase of its wearing capacity, lifting mechanism 820 can drive conveying platform 830 and go up and down to remove, make conveying platform 830's height adjust, ensure that conveying platform 830's height keeps flushing with lower grinding pan structure 300's height, avoid because the difference in height that forms between conveying platform 830 and lower grinding pan structure 300, lead to the planet gear 430 of dragging the placing work piece between conveying platform 830 and lower grinding pan structure 300 and move unsmoothly or even make the work piece wearing and tearing on the planet gear 430, and then guarantee the smooth material loading and unloading operation of last unloading mechanism 800.

As shown in fig. 1, the top frame 811 is a frame structure, the top frame 811 provides a supporting function for the lifting mechanism 820 and the conveying platform 830, the machine 100 is connected to one end of the top frame 811 and provides a supporting function for the top frame 811, the lifting mechanism 820 and the conveying platform 830 arranged on the top frame 811, and the bottom frame 812 is vertically arranged at one end of the top frame 811 away from the machine 100 to provide an auxiliary supporting function for the lifting mechanism 820 and the conveying platform 830 on the top frame 811 and improve stability; it should be noted that, in the embodiment, the supporting force of the machine 100 and the bottom frame 812 has sufficient strength, and an auxiliary supporting structure is not disposed at one end of the top frame 811 connected to the machine 100, so as to reduce the design cost of the supporting frame 810.

Further, the number of the lifting mechanisms 820 is plural, and the plurality of lifting mechanisms 820 are arranged at intervals relative to the top frame 811 and the conveying platform 830.

As shown in fig. 4, the lifting mechanism 820 includes a power unit 840 and a lifting assembly 850, the lifting assembly 850 is disposed at the bottom of the transporting platform 830, the power unit 840 is in transmission connection with the lifting assembly 850, and the power unit 840 can drive the lifting assembly 850 to move up and down to drive the transporting platform 830 to move up and down, so that the transporting platform 830 is at the same height as the lower polishing disc structure 300.

The lifting assembly 850 comprises a lifting plate 852 and a connecting plate 854 which are oppositely arranged, the connecting plate 854 is arranged on the top frame 811, the lifting plate 852 is arranged at the bottom of the conveying platform 830 and is positioned between the conveying platform 830 and the connecting plate 854, the power unit 840 comprises a lifting driving shaft 841 and a transmission screw 842, the axial direction of the lifting driving shaft 841 is perpendicular to the axial direction of the transmission screw 842, the lifting driving shaft 841 is rotatably arranged on the connecting plate 854, the transmission screw 842 is arranged on the lifting plate 852 in a penetrating manner and is screwed with the lifting plate 852, the lifting driving shaft 841 is meshed with the transmission screw 842, the lifting driving shaft 841 can be driven to rotate around the axial direction of the lifting driving shaft 841, the transmission screw 842 can be driven to rotate around the axial direction of the lifting driving plate 852 per se through the meshing transmission of the lifting driving shaft 841 and the transmission screw 842, so as to drive the lifting plate 852 to lift up and down along the axial direction of the transmission screw 842 relative to the connecting plate 854, and further drive the conveying platform 830 to move up and down along the axial direction of the transmission screw 842.

Further, one end of the elevation driving shaft 841 is provided with one of a worm wheel and a worm, and one end of the transmission screw 842 is provided with the other of the worm wheel and the worm, and the worm wheel is engaged with the worm, so as to achieve mutual engagement between the elevation driving shaft 841 and the transmission screw 842. In this embodiment, a worm wheel is disposed at one end of the elevation driving shaft 841, a worm is disposed at one end of the driving screw 842, and in other embodiments, a worm is disposed at one end of the elevation driving shaft 841, and a worm wheel is disposed at one end of the driving screw 842.

As shown in fig. 4, the power unit 840 further includes a fixing base 843, the fixing base 843 is disposed on the connecting plate 854, and the lifting driving shaft 841 is rotatably disposed on the fixing base 843. Further, one end of the elevation drive shaft 841 is further provided with a crank which facilitates application of an external force to the elevation drive shaft 841 for driving the elevation drive shaft 841 to rotate about its own axial direction, specifically, one of a worm wheel and a worm is provided at one end of the crank, and the crank is provided at the other end of the elevation drive shaft 841.

The power unit 840 further includes a connecting nut 844, the connecting nut 844 is disposed through and fixed on the lifting plate 852, and the connecting nut 844 is screwed with one end of the transmission screw 842. Specifically, because the lifting drive shaft 841 and the transmission lead screw 842 are engaged with each other, when the crank is shaken to rotate the lifting drive shaft 841 around its own axial direction, the transmission lead screw 842 will also rotate around its own axial direction, thereby driving the connection nut 844 and the lifting plate 852 to lift along the axial direction of the transmission lead screw 842.

In another embodiment, lift subassembly 850 includes the relative board 852 and the connecting plate 854 that lift that sets up, the connecting plate 854 sets up on the roof-rack 811, the board 852 that lifts sets up in conveying platform 830's bottom, and be located between conveying platform 830 and the connecting plate 854, power unit 840 includes drive source and transmission shaft, the drive source sets up in the bottom of connecting plate 854, the one end of transmission shaft is connected with the bottom of the board 852 that lifts, the other end of transmission shaft is worn to locate the connecting plate 854 and is stretched into to the drive source in, the drive source can drive the transmission shaft and stretch out and draw back along self axial, in order to drive the axial lift of the board 852 relative connecting plate 854 along the transmission shaft, and then drive conveying platform 830 along the transmission shaft axial lift removal.

As shown in fig. 4, in an embodiment, the lifting mechanism 820 further includes a guide shaft 860, one end of the guide shaft 860 is connected to the lifting plate 852, the other end of the guide shaft 860 is connected to the connecting plate 854, and the guide shaft 860 is used for guiding the lifting of the lifting plate 852 relative to the connecting plate 854. Specifically, one end of the guide shaft 860 passes through the coupling plate 854 and protrudes to the bottom of the coupling plate 854. The guide shafts 860 include a plurality of guide shafts 860, and the plurality of guide shafts 860 are spaced apart from each other with respect to the lifting plate 852 and the coupling plate 854.

Further, the lifting mechanism 820 can move along the conveying direction of the conveying platform 830 relative to the top frame 811 to drive the conveying platform 830 to approach or depart from the lower polishing disc structure 300 along the conveying direction thereof. With such an arrangement, when loading and unloading are required, the lifting mechanism 820 and the conveying platform 830 are driven to approach the lower grinding disc structure 300 along the conveying direction of the conveying platform 830 to enable the conveying platform 830 to be abutted with the lower grinding disc structure 300, and after the loading and unloading operation is completed, the lifting mechanism 820 and the conveying platform 830 are driven to depart from the lower grinding disc structure 300 along the conveying direction of the conveying platform 830 to enable the conveying platform 830 to be separated from the lower grinding disc structure 300, so that a sufficient space is provided around the lower grinding disc structure 300 for grinding and processing of workpieces.

The shape of the one end of the lower grinding disc structure 300 that conveying platform 830 docks with the shape looks adaptation of lower grinding disc structure 300 to realize the seamless butt joint of conveying platform 830 and lower grinding disc structure 300, avoid because conveying platform 830 and lower grinding disc structure 300's butt joint department shape mismatch, lead to the operation not in good order or even make the work piece wearing and tearing when dragging the work piece between conveying platform 830 and lower grinding disc structure 300, and then guarantee the smooth and easy material loading and unloading operation of last unloading mechanism 800. As shown in fig. 1, specifically, one end of the conveying platform 830 abutting the lower grinding disc structure 300 has an arc-shaped portion 832 adapted to the shape of the lower grinding disc structure 300.

As shown in fig. 1, the conveying platform 830 includes a platform body 834 and a carrier 836, the platform body 834 is disposed on top of the carrier 836, specifically, one end of the platform body 834 is disposed in the air, the carrier 836 is disposed on the lifting mechanism 820, the carrier 836 is configured to support the platform body 834, the platform body 834 is configured to be docked with the lower polishing disc structure 300, and the platform body 834 can drive the planetary gears 430 for placing the workpiece to approach or leave the lower polishing disc structure 300 along the transmission direction of the conveying platform 830. The lifting assembly 850 is disposed at the bottom of the carrier 836, the lifting plate 852 is disposed at the bottom of the carrier 836 and between the carrier 836 and the connecting plate 854, and an end of the platform body 834, which is abutted against the lower polishing disc structure 300, has an arc portion 832 adapted to the shape of the lower polishing disc structure 300.

As shown in fig. 1, the loading and unloading mechanism 800 further includes a storage rack 870 for storing articles, and the storage rack 870 is disposed at the bottom of the top rack 811. The storage rack 870 comprises a storage plate 872 and a connecting arm 874, wherein the storage plate 872 is used for carrying articles, the storage plate 872 is arranged at the bottom of the top rack 811, one end of the connecting arm 874 is connected with the storage plate 872, and the other end of the connecting arm 874 is connected with the top rack 811, so as to realize the hoisting of the storage plate 872 relative to the top rack 811. The connecting arms 874 are provided in a plurality, and the connecting arms 874 are disposed at intervals on opposite sides of the storage board 872.

Further, one end of the storage plate 872 is provided with a space-avoiding groove 876 for the bottom frame 812 to pass through, the bottom frame 812 has two support legs 813 arranged oppositely, the two support legs 813 are arranged at two sides of the top frame 811 at intervals, two sides of the storage plate 872 are respectively provided with a space-avoiding groove 876, and the two support legs 813 pass through the two space-avoiding grooves 876.

As shown in fig. 2 and 3, the present application also provides a double-side grinder 10, wherein the double-side grinder 10 includes the feeding and discharging mechanism 800.

Further, the double-sided grinding machine 10 further includes a machine table 100, an upper grinding disc structure 200, a lower grinding disc structure 300, and a planetary wheel structure 400. The loading and unloading mechanism 800 is disposed beside the machine 100, the upper polishing disc structure 200 is disposed on the machine 100, and the lower polishing disc structure 300 is disposed on the machine 100 and opposite to the upper polishing disc structure 200.

The planet wheel structure 400 is disposed on the machine table 100, and the planet wheel structure 400 is disposed between the upper polishing disc structure 200 and the lower polishing disc structure 300. Planetary gear structure 400 includes sun gear 410, outer gear 420 and planet wheel 430, outer gear 420 encircles outside sun gear 410, planet wheel 430 sets up between sun gear 410 and outer gear 420, and planet wheel 430 can mesh with sun gear 410 and outer gear 420, the work piece can be placed on planet wheel 430, and the work piece can be by the centre gripping between last abrasive disc structure 200 and lower abrasive disc structure 300, drive sun gear 410 is around self rotation, can drive planet wheel 430 around self axial rotation simultaneously, revolve round the axial of sun gear 410, thereby make the work piece follow planet wheel 430 and do planetary motion.

When the double-side grinding machine 10 works, the sun wheel 410 is driven to rotate around the sun wheel 410, the planet wheel 430 can be driven to revolve around the sun wheel 410 in the axial direction of the sun wheel 430, so that a workpiece placed on the planet wheel 430 performs planetary motion along with the planet wheel 430, the workpiece can be clamped between the upper grinding disc structure 200 and the lower grinding disc structure 300, relative motion is achieved between the workpiece and the upper grinding disc structure 200 and between the workpiece and the lower grinding disc structure 300, and grinding processing of the upper surface and the lower surface of the workpiece is achieved.

As shown in fig. 2, 5 and 6, a first cooling liquid channel 210 is disposed in the upper polishing disc structure 200, a second cooling liquid channel 310 is disposed in the lower polishing disc structure 300, the double-side polishing machine 10 further includes a cooling liquid supply system 500, the cooling liquid supply system 500 is disposed beside the machine table 100, specifically, the loading and unloading mechanism 800 and the cooling liquid supply system 500 are respectively disposed at two opposite sides of the machine table 100, and the cooling liquid supply system 500 is configured to deliver cooling liquid to the first cooling liquid channel 210 and the second cooling liquid channel 310.

Specifically, a first cooling liquid channel 210 and a second cooling liquid channel 310 are respectively arranged in the upper grinding disc structure 200 and the lower grinding disc structure 300, the cooling liquid supply system 500 can convey cooling liquid to the first cooling liquid channel 210 and the second cooling liquid channel 310, and the cooling liquid can effectively absorb heat of the upper grinding disc structure 200 and the lower grinding disc structure 300 in the process of flowing in the first cooling liquid channel 210 and the second cooling liquid channel 310, so that the upper grinding disc structure 200 and the lower grinding disc structure 300 can be effectively cooled, the probability of overheating and damage of the upper grinding disc structure 200 and the lower grinding disc structure 300 is reduced, and the production cost of replacing the upper grinding disc structure 200 and the lower grinding disc structure 300 is reduced.

As shown in fig. 7, the upper polishing disk structure 200 includes an upper polishing disk driving mechanism 220 and an upper polishing disk 230, and the upper polishing disk driving mechanism 220 can drive the upper polishing disk 230 to rotate so as to move the upper polishing disk 230 relative to the workpiece placed on the planetary wheel 430. The upper grinding plate 230 can rotate independently, so that the friction force between the upper grinding plate 230 and the workpiece can be controlled, the rotating speed and the rotating direction can be freely adjusted, and the consumption rule of the upper grinding plate 230 can be changed.

As shown in fig. 7, the upper polishing disc structure 200 further includes an upper polishing disc lifting/lowering driving module 240, and the upper polishing disc lifting/lowering driving module 240 can drive the upper polishing disc 230 and the upper polishing disc driving mechanism 220 to move up and down, so that the workpiece is clamped between the upper polishing disc 230 and the lower polishing disc structure 300. Go up abrasive disc lift drive module 240's setting for can realize contact and separation between last abrasive disc 230 and the lower abrasive disc structure 300, adjust contact position at will and exert the pressure on the work piece, make the work piece grind and can reach and divide the worker to go on, and the earlier stage needs rough machining, can increase pressure, polishes fast, needs the smart man-hour, and reasonable control pressure makes it polish the fine work out at a slow speed.

As shown in fig. 6, the upper abrasive disk 230 includes a driving disk body 231 and an upper abrasive disk body 232 connected in series from top to bottom, the upper abrasive disk body 232 being for contact with a workpiece.

A first cooling liquid channel 210 is arranged in the upper grinding disc 230, the first cooling liquid channel 210 includes a first sub cooling liquid channel 212 and a second sub cooling liquid channel 214 which are communicated with each other, a first sub cooling liquid channel 212 is arranged on the transmission disc 231, the first sub cooling liquid channel 212 is annular, the first sub cooling liquid channel 212 is arranged along the circumferential direction of the transmission disc 231, the first sub cooling liquid channels 212 are in multiple rows, the multiple rows of the first sub cooling liquid channels 212 are arranged at intervals along the radial direction of the transmission disc 231, a second sub cooling liquid channel 214 is arranged on the upper grinding disc 232, the second sub cooling liquid channel 214 penetrates from the upper surface of the upper grinding disc 232 to the lower surface of the upper grinding disc 232, the multiple rows of the second sub cooling liquid channels 214 are arranged at intervals along the radial direction of the upper grinding disc 232, and each row of the first sub cooling liquid channels 212 is communicated with each corresponding row of the second sub cooling liquid channels 214, so that the cooling liquid can be uniformly distributed in the upper grinding disc 230, and the cooling effect of the upper grinding disc 230 is improved.

As shown in fig. 7, the double-side grinder 10 further includes a suspension arm assembly 600 and a driving assembly 640, the suspension arm assembly 600 includes a rotating drum 610 and a suspension arm 620, the rotating drum 610 is rotatably disposed on the machine platform 100, the suspension arm 620 is vertically connected to the rotating drum 610 and connected to the upper grinding disk structure 200, the driving assembly 640 is in transmission connection with the rotating drum 610, and the driving assembly 640 can drive the rotating drum 610 to rotate around its own axial direction, so as to drive the upper grinding disk structure 200 to swing through the suspension arm 620, so that the upper grinding disk structure 200 is close to or far away from the lower grinding disk structure 300. So set up to put away last abrasive disc structure 200, make things convenient for the work piece for the last unloading of lower abrasive disc structure 300, make last abrasive disc structure 200 need not go up and down by a wide margin and can form great relative displacement between last abrasive disc structure 200 and lower abrasive disc structure 300, thereby produce and go up unloading space, reduced the removal energy consumption of last abrasive disc structure 200.

Specifically, the drum 610 is cylindrical, and the cantilever 620 is fixed to the top end of the drum 610 and extends to the outside of the drum 610; in some embodiments, the cantilever 620 can be welded to the drum 610, the cantilever 620 can be bolted to the drum 610, and the cantilever 620 can be integrally formed with the drum 610.

As shown in fig. 8, a connecting frame 612 is disposed on an outer sidewall of the rotating drum 610, the driving assembly 640 includes a driving member 641 and a telescopic rod 642, the driving member 641 is rotatably disposed on the machine 100, one end of the telescopic rod 642 is sleeved in the driving member 641, the other end of the telescopic rod 642 is rotatably connected to the connecting frame 612, the driving member 641 can drive the telescopic rod 642 to extend and retract along an axial direction thereof, so as to drive the rotating drum 610 to rotate around the axial direction thereof through the connecting frame 612, and further drive the upper polishing disc structure 200 to swing through the cantilever 620.

Specifically, when the driving member 641 drives the telescopic rod 642 to extend, the connecting frame 612 is pushed, so as to drive the rotating drum 610 to rotate around the axial direction thereof, and further drive the upper grinding disc structure 200 to swing through the cantilever 620; when the driving member 641 drives the retractable rod 642 to retract, the connecting frame 612 is pulled back, so as to drive the rotary drum 610 to rotate reversely around its own axial direction, and further drive the upper polishing disc structure 200 to swing reversely through the cantilever 620.

Further, one end of the telescopic rod 642 is provided with a pivot lug 643, and the pivot lug 643 is rotatably connected to the connecting frame 612, that is, one end of the telescopic rod 642 is rotatably connected to the connecting frame 612 through the pivot lug 643.

The cantilever assembly 600 further comprises a mounting barrel 630, the mounting barrel 630 is disposed at one end of the cantilever 620 far away from the rotating barrel 610, the upper grinding disk structure 200 is disposed on the mounting barrel 630, and the axial direction of the mounting barrel 630 is parallel to the axial direction of the rotating barrel 610. In some embodiments, the mounting tube 630 may be welded to the cantilever 620, the mounting tube 630 may be fixed to the cantilever 620 by bolts, and the mounting tube 630 may be integrally formed with the cantilever 620. Specifically, the upper grinding plate 230 is disposed at the bottom end of the mounting tube 630, the upper grinding plate 230 is disposed coaxially with the mounting tube 630, and the upper grinding plate driving mechanism 220 is disposed at the top end of the mounting tube 630.

The double side grinder 10 also includes a positioning assembly 650, the positioning assembly 650 being used to lock the relative position of the boom assembly 600. Specifically, when the upper abrasive disk structure 200 and the lower abrasive disk structure 300 are accurately aligned, the positioning assembly 650 can lock the relative position of the cantilever assembly 600, and thus the upper abrasive disk structure 200; if the upper polishing disc structure 200 and the lower polishing disc structure 300 are misaligned, the positioning assembly 650 cannot lock the relative position of the cantilever assembly 600, and at this time, the upper polishing disc structure 200 and the lower polishing disc structure 300 cannot operate, so that the upper polishing disc structure 200 and the lower polishing disc structure 300 can operate only after the two are aligned correctly, the polishing precision of the double-side polishing machine 10 is improved, and the operation of the double-side polishing machine 10 is more compliant and safer.

As shown in fig. 9, the positioning assembly 650 includes a positioning driving member 651, a positioning pin and positioning seat 653; the positioning base 653 is disposed on the machine 100, and a positioning hole is formed at a top end of the positioning base 653; the positioning driving member 651 is disposed on the connecting frame 612, and a piston rod of the positioning driving member 651 points to the machine 100; the positioning pin is disposed at the free end of the piston rod of the positioning driving member 651, so that the positioning driving member 651 can drive the positioning pin to move up and down along the axial direction thereof, thereby enabling the positioning pin to be inserted into or removed from the positioning hole of the positioning seat 653. Specifically, after the positioning pins are inserted into the positioning holes of the positioning block 653, the relative position of the cantilever assembly 600 is locked, and thus the relative position of the upper polishing disk structure 200 is also locked.

As shown in fig. 8, the double-side grinder 10 further includes a supporting cylinder 660, a bottom end of the supporting cylinder 660 is disposed on the upper grinding disc driving mechanism 220, the supporting cylinder 660 is disposed coaxially with the mounting cylinder 630, and the upper grinding disc lifting driving module 240 is disposed at a top end of the supporting cylinder 660.

As shown in fig. 10, the lower polishing disc structure 300 includes a lower polishing disc driving mechanism 320 and a lower polishing disc 330, and the lower polishing disc driving mechanism 320 can drive the lower polishing disc 330 to rotate so as to move the lower polishing disc 330 relative to the workpiece placed on the planetary wheel 430. The lower polishing platen 330 itself can rotate independently, so that the friction between the lower polishing platen 330 and the workpiece can be controlled, and the rotation speed and the rotation direction can be freely adjusted, thereby changing the consumption law of the lower polishing platen 330.

As shown in fig. 6 and 10, the lower polishing disk 330 includes a bearing disk 331 and a lower polishing disk 332, the bearing disk 331 is in an inverted circular truncated cone shape, a through hole is provided in an axial direction of the bearing disk 331, the lower polishing disk 332 is in an annular shape, the lower polishing disk 332 is used for contacting a workpiece, and the lower polishing disk 332 is provided on the bearing disk 331.

As shown in fig. 10, the lower grinding disc driving mechanism 320 is disposed in the machine table 100, the lower grinding disc driving mechanism 320 includes a lower grinding disc driving member 321, a lower grinding disc speed reducer 322 and a lower grinding disc transmission shaft 323, the lower grinding disc speed reducer 322 is a hollow shaft speed reducer, an output end of the lower grinding disc speed reducer 322 is a hollow shaft, and an input end and an output end of the lower grinding disc speed reducer 322 are perpendicular to each other; the lower grinding disc transmission shaft 323 is a hollow rotating shaft, the lower grinding disc driving part 321 is connected with the input end of the lower grinding disc speed reducer 322, the bottom end of the lower grinding disc transmission shaft 323 is connected with the output end of the lower grinding disc speed reducer 322, the top end of the lower grinding disc transmission shaft 323 is connected with the bearing disc body 331, the lower grinding disc driving part 321 drives the lower grinding disc transmission shaft 323 to rotate through the lower grinding disc speed reducer 322, and then the lower grinding disc 330 is driven to rotate through the lower grinding disc transmission shaft 323.

As shown in fig. 6, a second cooling liquid channel 310 is disposed in the lower polishing disc 330, the lower polishing disc 332 is provided with the second cooling liquid channels 310, the second cooling liquid channels 310 penetrate from the upper surface of the lower polishing disc 332 to the lower surface of the lower polishing disc 332, the second cooling liquid channels 310 are arranged in multiple rows, and the multiple rows of the second cooling liquid channels 310 are arranged at intervals along the radial direction of the lower polishing disc 332, so that the cooling liquid can be uniformly distributed in the lower polishing disc 330, and the cooling effect of the lower polishing disc 330 is improved.

As shown in fig. 3 and 10, the sun gear 410 includes a sun gear body 411 and a plurality of inner tooth columns 412, the sun gear body 411 is disc-shaped, the plurality of inner tooth columns 412 are circumferentially disposed on the sun gear body 411, and the planet gears 430 can mesh with the inner tooth columns 412. Specifically, the sun gear body 411 is located at the central through hole of the carrying tray body 331, and the sun gear body 411 and the carrying tray body 331 are coaxially arranged.

As shown in fig. 10, the double side grinder 10 further includes a sun gear driving mechanism 700, and the sun gear driving mechanism 700 is used to rotate the sun gear 410. Specifically, the sun gear driving mechanism 700 is disposed in the machine 100 and located below the lower grinding disc driving mechanism 320, and the sun gear driving mechanism 700 includes a sun gear driving member 710, a sun gear speed reducer 720 and a sun gear transmission shaft 730; the sun gear reducer 720 is a hollow shaft reducer, the output end of the sun gear reducer 720 is a hollow shaft, and the input end and the output end of the sun gear reducer 720 are perpendicular to each other; the sun gear driving member 710 is connected with an input end of the sun gear speed reducer 720, the sun gear transmission shaft 730 is connected with an output end of the sun gear speed reducer 720, the sun gear transmission shaft 730 penetrates out of the top end of the sun gear speed reducer 720 and penetrates through the lower grinding disc transmission shaft 323, the sun gear body 411 is arranged at the top end of the sun gear transmission shaft 730, the sun gear driving member 710 drives the sun gear transmission shaft 730 to rotate through the sun gear speed reducer 720, and then the sun gear 410 is driven to rotate through the sun gear transmission shaft 730.

As shown in fig. 3 and 11, the outer gear 420 includes a support ring 421 and a plurality of outer tooth columns 422, the support ring 421 surrounds the sun gear 410, the support ring 421 surrounds the lower grinding disc structure 300, the plurality of outer tooth columns 422 are circumferentially disposed on the support ring 421, the planet gear 430 can be meshed with the outer tooth columns 422, the planet gear structure 400 further includes a power mechanism 440, the power mechanism 440 is connected to the support ring 421, and the power mechanism 440 is configured to drive the support ring 421 to move up and down along its own axial direction, so as to adjust the height of the support ring 421, so that the support ring 421 is located below the lower grinding disc structure 300.

Because the lower grinding disc structure 300 belongs to a consumable, along with the continuous increase of the time for grinding and processing the workpiece by the lower grinding disc structure 300, the height of the lower grinding disc structure 300 can gradually decrease due to the increase of the abrasion loss, therefore, when loading and unloading are required by means of the loading and unloading mechanism 800, the supporting ring 421 can be driven to lift along the axial direction of the supporting ring 421 by the power mechanism 440, so as to adjust the height of the supporting ring 421, so that the supporting ring 421 is located below the lower grinding disc structure 300, so as to achieve the non-shielding butt joint of the loading and unloading mechanism 800 and the lower grinding disc structure 300, and avoid the problem that the planetary gear 430 for placing the workpiece is dragged between the loading and unloading mechanism 800 and the lower grinding disc structure 300 due to the interference blocking of the supporting ring 421 higher than the lower grinding disc structure 300, and even wear the workpiece on the planetary gear 430, so that the worker can directly take the planetary gear 430 for placing the workpiece to be ground off from the lower grinding disc structure 300 and place on the loading and unloading mechanism 800, and then complete the loading and unloading operation of the planetary gear 800, and the unloading mechanism 800.

In one embodiment, the supporting ring 421 surrounds the lower grinding plate 330, and the power mechanism 440 is configured to drive the supporting ring 421 to move up and down along its axial direction, so that the supporting ring 421 is located below the lower grinding plate 330. Further, the support ring 421 surrounds the lower grinding disc 332, and the power mechanism 440 is configured to drive the support ring 421 to move up and down along its axial direction, so that the support ring 421 is located below the lower grinding disc 332. Furthermore, the number of the power mechanisms 440 is plural, and the plurality of power mechanisms 440 are arranged at intervals on the outer circumference of the support ring 421.

As shown in fig. 11, in an embodiment, the power mechanism 440 includes a fixed column 441, a movable sleeve 442 and a locking member, the fixed column 441 is located below the supporting ring 421, specifically, the fixed column 441 is disposed in the machine 100, one end of the movable sleeve 442 is sleeved outside the fixed column 441, the other end of the movable sleeve 442 is connected to the supporting ring 421, the movable sleeve 442 can extend and contract along an axial direction of the movable sleeve 442 relative to the fixed column 441 to drive the supporting ring 421 to lift along the axial direction thereof, so as to adjust a height of the supporting ring 421, so that the supporting ring 421 is located below the lower polishing disc structure 300, and the locking member is used for locking the movable sleeve 442 to the fixed column 441. The locking member may be a retaining ring, the retaining ring is disposed at a node of the movable sleeve 442, and the retaining ring is used to clamp the node of the movable sleeve 442, so that the movable sleeve 442 is fixed to the fixing post 441, and when the height of the support ring 421 needs to be adjusted, the retaining ring is only loosened to extend and retract the movable sleeve 442 relative to the fixing post 441 along the axial direction of the movable sleeve 442, so that the height of the support ring 421 can be adjusted, and the support ring 421 is located below the lower polishing disc structure 300.

In another embodiment, the power mechanism 440 includes a driving cylinder and a driving shaft, the driving cylinder is located below the supporting ring 421, specifically, the driving cylinder is disposed in the machine 100, one end of the driving shaft is sleeved in the driving cylinder, and the other end of the driving shaft is connected to the supporting ring 421, and the driving cylinder can drive the driving shaft to extend and retract along its own axial direction, so as to drive the supporting ring 421 to lift along its own axial direction, so as to adjust the height of the supporting ring 421, and thus, the supporting ring 421 is located below the lower polishing disc structure 300.

As shown in fig. 11, further, the plurality of outer tooth posts 422 include at least one first outer tooth post 423 disposed on the supporting ring 421, the first outer tooth post 423 is located at a joint of the lower grinding disc structure 300 and the loading and unloading mechanism 800, the planet 430 can be engaged with the first outer tooth post 423, and the first outer tooth post 423 can be driven to move up and down along an axial direction of the first outer tooth post 423 relative to the supporting ring 421, so that a height of an end of the first outer tooth post 423 exposed at the top of the supporting ring 421 is adjustable.

When loading and unloading are required to be performed by the loading and unloading mechanism 800, the first outer tooth column 423 can be driven to descend relative to the support ring 421 along the axial direction of the first outer tooth column 423, so as to reduce the height of one end of the first outer tooth column 423 exposed at the top of the support ring 421 until the first outer tooth column 423 is completely located at the bottom of the support ring 421 (that is, the height of one end of the first outer tooth column 423 exposed at the top of the support ring 421 is 0), so as to remove the blockage of the first outer tooth column 423 on the planetary gear 430 for placing the workpiece, so as to achieve the non-shielding butt joint of the loading and unloading mechanism 800 and the lower grinding disc structure 300, avoid the problem that the planetary gear 430 for placing the workpiece is not in order to operate due to the interference blockage of the first outer tooth column 423, and even wear the workpiece on the planetary gear 430, so that a worker can directly take the planetary gear 430 for placing the workpiece to be ground off from the lower grinding disc structure 800 and place on the lower grinding disc structure 300 to complete loading and unloading, or take the planetary gear 430 for placing the workpiece to complete loading and unloading operation on the loading and unloading mechanism 800, thereby ensuring smooth loading and unloading operation of the planetary gear 800.

As shown in fig. 11, the double-side grinder 10 further includes an adjusting mechanism 450, the adjusting mechanism 450 includes a jacking assembly 460 and a driving unit 470, the jacking assembly 460 is located at the bottom of the supporting ring 421, the first outer tooth column 423 is inserted into the supporting ring 421 and connected to the top of the jacking assembly 460, the driving unit 470 is in transmission connection with the jacking assembly 460, and the driving unit 470 can drive the jacking assembly 460 to move up and down to drive the first outer tooth column 423 to move up and down along the axial direction of the first outer tooth column 423 relative to the supporting ring 421, so that the height of one end of the first outer tooth column 423 exposed at the top of the supporting ring 421 is adjustable.

Further, the jacking assembly 460 includes a jacking plate 462 and a mounting plate 464 which are oppositely disposed, both the jacking plate 462 and the mounting plate 464 may be metal plates, the mounting plate 464 is located at the bottom of the supporting ring 421, the jacking plate 462 is located between the supporting ring 421 and the mounting plate 464, the first outer tooth column 423 is disposed through the supporting ring 421 and connected to the jacking plate 462, specifically, the first outer tooth column 423 may be cylindrical, the first outer tooth column 423 may be fixedly connected to the jacking plate 462 or integrally formed with the jacking plate 462, the driving unit 470 includes a driving body 472 and a telescopic shaft 474, the driving body 472 is disposed at the bottom of the mounting plate 464, one end of the telescopic shaft 474 is connected to the bottom of the jacking plate 462, the other end of the telescopic shaft 474 is disposed through the mounting plate 464 and extends into the driving body, specifically, the mounting plate 472 and the driving body 472 are located in the machine 100, the jacking plate 462 is located outside the machine 100, and one end of the telescopic shaft 474 passes through the machine 100 and is connected to the jacking plate 462. The driving body 472 can drive the telescopic shaft 474 to extend and retract along the axial direction of the driving body, so as to drive the jacking plate 462 to lift along the axial direction of the telescopic shaft 474 relative to the mounting plate 464, and further drive the first outer tooth column 423 to lift along the axial direction of the first outer tooth column 423 relative to the support ring 421.

In one embodiment, the number of the driving units 470 is multiple, and the driving units 470 are spaced apart from each other relative to the lifting plate 462 and the mounting plate 464. Further, the planet wheel structure 400 further comprises a guide post, one end of the guide post is connected with the lifting plate 462, the other end of the guide post is connected with the mounting plate 464, and the guide post is used for guiding the lifting of the lifting plate 462 relative to the mounting plate 464.

The planetary structure 400 further includes a waterproof cover 480, the waterproof cover 480 is sleeved on the outer side of the telescopic shaft 474, and the waterproof cover 480 is located between the lifting plate 462 and the mounting plate 464.

Further, the number of the first outer tooth posts 423 is plural, the plural first outer tooth posts 423 are uniformly arranged on the supporting ring 421 to form a first circular arc outer tooth post group, and the first circular arc outer tooth post group may be one less than 180 ^° In the arc-shaped outer tooth column group, one end of each first outer tooth column 423 is connected with the top of the jacking assembly 460, and the driving unit 470 can drive the jacking assembly 460 to move up and down so as to drive each first outer tooth column 423 to synchronously lift up and down along the axial direction of the first outer tooth column 423 relative to the support ring 421, so that the height of one end of each first outer tooth column 423 exposed at the top of the support ring 421 is synchronously adjustable.

The plurality of outer tooth posts 422 further include a plurality of second outer tooth posts 424, the plurality of second outer tooth posts 424 are uniformly arranged on the support ring 421 to form a second arc-shaped outer tooth post group, and the second arc-shaped outer tooth post group can be one larger than 180 degrees ^° The first arc-shaped outer tooth column group and the second arc-shaped outer tooth column group can be spliced to form a complete circular outer tooth column group. Specifically, the second outer tooth posts 424 may be cylindrical, the second outer tooth posts 424 may be fixedly connected to the supporting ring 421, and the second outer tooth posts 424 may also be integrally formed with the supporting ring 421.

As shown in fig. 3, the planetary gear 430 is provided with a storage hole 432, and a workpiece can be placed in the storage hole 432. The position of the workpiece on the planetary gear 430 is defined by providing the storage aperture 432 for placing the workpiece. The storage hole 432 penetrates through the upper and lower surfaces of the planetary gear 430, and the shape of the storage hole 432 matches the shape of a workpiece, specifically, the side surface of the workpiece matches the shape of the inner wall of the storage hole 432, and when the workpiece is placed in the storage hole 432, the upper and lower surfaces of the workpiece are parallel to the upper and lower surfaces of the planetary gear 430. The number of the storage holes 432 is plural, and the plurality of storage holes 432 are provided at intervals on the planetary gear 430. Further, the number of the planetary gears 430 is plural, a plurality of the planetary gears 430 are each disposed between the sun gear 410 and the outer gear 420, and a plurality of the planetary gears 430 can each mesh with the sun gear 410 and the outer gear 420.

As shown in fig. 2, the double-side grinder 10 further includes a controller 900, the controller 900 is disposed on the machine table 100, the controller 900 is electrically connected to the upper grinding plate structure 200, the lower grinding plate structure 300, the planetary gear structure 400 and the cooling liquid supply system 500, and the controller 900 is configured to control operations of the upper grinding plate structure 200, the lower grinding plate structure 300, the planetary gear structure 400 and the cooling liquid supply system 500. Further, the controller 900 is further electrically connected to the loading and unloading mechanism 800, and the controller 900 is further configured to control the operation of the loading and unloading mechanism 800.

As shown in fig. 6, the center of the upper polishing disk 230 is provided with a detection probe 701, the detection probe 701 is arranged along the axial direction of the upper polishing disk 230 and faces downward, the controller 900 is electrically connected with the detection probe 701, the center of the sun gear 410 is provided with a reference block 702, and the detection probe 701 can contact with the reference block 702 to detect the height information of the upper polishing disk structure 200 relative to the reference block 702.

Specifically, after the upper polishing disc structure 200 and the lower polishing disc structure 300 are aligned, the detection probe 701 aligns and contacts the reference block 702, the detection probe 701 feeds information back to the controller 900, the controller 900 clears the height information of the upper polishing disc structure 200 and redefines the current height of the upper polishing disc structure 200 as the reference height, the upper polishing disc structure 200 continues to descend, and the detection probe 701 feeds the height information of the upper polishing disc structure 200 relative to the reference block 702 back to the controller 900 in real time, so that the controller 900 can know the height information of the upper polishing disc structure 200 relative to the reference block 702; when the detecting probe 701 detects that the height of the upper grinding disc structure 200 relative to the reference block 702 reaches a preset height, the controller 900 controls the upper grinding disc structure 200 to stop descending, and the upper grinding disc structure 200 stops pressing down, so that the pressure exerted on the workpiece by the upper grinding disc structure 200 is matched with the required processing thickness of the workpiece, therefore, the height information (namely the lifting displacement) of the upper grinding disc structure 200 relative to the reference block 702 can be accurately controlled through the real-time detection and feedback of the contact matching of the detecting probe 701 and the reference block 702 on the height information of the upper grinding disc structure 200 relative to the reference block 702, the pressure exerted on the workpiece by the upper grinding disc structure 200 is matched with the required processing thickness of the workpiece, and the yield of the workpiece is effectively improved.

The above is only the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all of which are in the utility model discloses a conceive, utilize the equivalent structure transform that the content of the specification and the attached drawings did, or directly/indirectly use all to include in other relevant technical fields the patent protection scope of the present invention.

Claims

1. The utility model provides a go up unloading mechanism which characterized in that includes:

the lifting mechanism is arranged on the top frame; and

2. The loading and unloading mechanism of claim 1, wherein the lifting mechanism includes a power unit and a lifting component, the lifting component is disposed at the bottom of the conveying platform, the power unit is in transmission connection with the lifting component, and the power unit can drive the lifting component to move up and down to drive the conveying platform to move up and down, so that the height of the conveying platform is flush with the height of the lower grinding disc structure.

3. The loading and unloading mechanism of claim 2, characterized in that the lifting assembly comprises a lifting plate and a connecting plate which are arranged oppositely, the connecting plate is arranged on the top frame, the lifting plate is arranged at the bottom of the conveying platform and is positioned between the conveying platform and the connecting plate, the power unit comprises a lifting driving shaft and a transmission screw rod, the axial direction of the lifting driving shaft is perpendicular to the axial direction of the transmission screw rod, the lifting driving shaft is rotatably arranged on the connecting plate, the transmission screw rod is arranged in the lifting plate in a penetrating manner and is screwed with the lifting plate, the lifting driving shaft is meshed with the transmission screw rod, the lifting driving shaft can be driven to rotate around the axial direction of the lifting driving shaft, the lifting driving shaft can drive the transmission screw rod to rotate around the axial direction of the transmission screw rod, so as to drive the lifting plate to be opposite to drive the connecting plate to lift along the axial direction of the transmission screw rod, and further drive the conveying platform to move along the axial direction of the transmission screw rod.

4. The loading and unloading mechanism of claim 2, wherein the lifting assembly comprises a lifting plate and a connecting plate which are arranged oppositely, the connecting plate is arranged on the top frame, the lifting plate is arranged at the bottom of the conveying platform and is positioned between the conveying platform and the connecting plate, the power unit comprises a driving source and a transmission shaft, the driving source is arranged at the bottom of the connecting plate, one end of the transmission shaft is connected with the bottom of the lifting plate, the other end of the transmission shaft penetrates through the connecting plate and extends into the driving source, the driving source can drive the transmission shaft to extend and retract along the self axial direction so as to drive the lifting plate to be opposite to the connecting plate, and the connecting plate is lifted along the axial direction of the transmission shaft, so that the conveying platform is driven to lift and move along the axial direction of the transmission shaft.

5. The loading and unloading mechanism according to claim 3 or 4, wherein the lifting mechanism further comprises a guide shaft, one end of the guide shaft is connected with the lifting plate, the other end of the guide shaft is connected with the connecting plate, and the guide shaft is used for guiding the lifting plate relative to the lifting of the connecting plate.

6. The loading and unloading mechanism of claim 1, wherein the conveying platform includes a platform main body and a bearing frame, the platform main body is disposed on the top of the bearing frame, one end of the platform main body is suspended, the bearing frame is disposed on the lifting mechanism, the platform main body is configured to be docked with the lower grinding disc structure, and the platform main body can drive the planet wheel on which the workpiece is placed to approach or leave the lower grinding disc structure along the conveying direction of the conveying platform.

7. The loading and unloading mechanism of claim 1, wherein the lifting mechanism is capable of moving relative to the top frame along a conveying direction of the conveying platform to drive the conveying platform to approach or depart from the lower grinding disc structure along the conveying direction.

8. The loading and unloading mechanism of claim 1, wherein the shape of the end of the conveying platform abutting against the lower grinding disc structure is matched with the shape of the lower grinding disc structure.

9. The loading and unloading mechanism of claim 1, further comprising a storage rack disposed at a bottom of the top rack.

10. A double side grinder, comprising: the loading and unloading mechanism as recited in any one of claims 1 to 9.