CN110883669A

CN110883669A - Automatic polishing machine

Info

Publication number: CN110883669A
Application number: CN201911077106.0A
Authority: CN
Inventors: 陈民宗
Original assignee: JIANGMEN SUPERB BUFFING EQUIPMENT CO Ltd
Current assignee: JIANGMEN SUPERB BUFFING EQUIPMENT CO Ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-03-17
Anticipated expiration: 2039-11-06
Also published as: CN110883669B

Abstract

The invention discloses an automatic polishing machine which comprises a turntable device and a plurality of polishing devices, wherein the plurality of polishing devices are arranged around the turntable device, abrasive belts or grinding wheels for polishing are arranged on the polishing devices, the turntable device comprises a rack, a disc and a motor, the disc and the motor are arranged on the rack, the motor is used for driving the disc to horizontally rotate, the disc is provided with a plurality of robots, the plurality of robots are matched with the plurality of polishing devices, and the robots are used for driving products to be close to the polishing devices for polishing. The automatic polishing machine can polish a plurality of surfaces of a product by a plurality of different processes, and improves polishing efficiency.

Description

Automatic polishing machine

Technical Field

The invention relates to polishing equipment, in particular to an automatic polishing machine.

Background

The polishing machine is a common apparatus used in the polishing field, and generally comprises a clamping part and a polishing part. The clamp part is used for fixing a product to be polished, and the polishing part is used for installing a sanding belt or a grinding wheel for polishing.

When the polishing machine works, the polishing part and the clamp part generate relative motion, so that the abrasive belt or the grinding wheel rubs against the surface of a product to finish the polishing of a plane or a cambered surface.

In the actual polishing process of the product, more than one surface to be polished of the product is polished by a plurality of different processes, so that the clamp part or the polishing part needs to be replaced, and even the surface to be polished is transferred to other polishing machines for polishing.

However, changing the clamps, polishing portions, or transferring to other polishing machines increases the risk of product damage, and, moreover, consumes more time, reducing efficiency.

Disclosure of Invention

The invention aims to solve at least one technical problem in the prior art, and provides an automatic polishing machine which can polish a plurality of surfaces of a product by different processes for a plurality of times and improve the polishing efficiency.

The invention provides an automatic polishing machine, which comprises a turntable device and a plurality of polishing devices, wherein the plurality of polishing devices are arranged around the turntable device, the polishing devices are provided with abrasive belts or grinding wheels for polishing, the turntable device comprises a rack, a disc and a motor, the disc is arranged on the rack, the motor is used for driving the disc to horizontally rotate, the disc is provided with a plurality of robots, the robots are matched with the polishing devices, and the robots are used for driving products to be polished close to the polishing devices.

Has the advantages that: compared with the prior art, the automatic polishing machine is provided with the turntable device and the polishing device, so that products can be arranged on the tray, the products are sequentially contacted with the polishing device for polishing, multiple polishing on a single surface of the product or multiple polishing on multiple surfaces of the product is completed, and the requirements of a product polishing process are met.

According to the automatic polishing machine, the robot is arranged on the turntable device, so that the robot drives the product to be close to the polishing device for polishing, on one hand, the product can be automatically taken and placed, labor is saved, on the other hand, the angle and the position of the product can be adjusted, an abrasive belt or an abrasive wheel of the polishing device can conveniently contact the surface of the product to be polished, the design of a clamp for fixing the product is simplified, meanwhile, the types and the number of the clamps for fixing the product are reduced, and further, the finished product is reduced.

The automatic polishing machine further comprises a robot arranged on the turntable device, and the robot can be automatically suitable for each polishing device according to a program through program adjustment, the positions of each robot and each polishing device do not need to be strictly regulated, and the assembly difficulty is reduced.

In addition, because the plurality of robots are arranged on the disc, the adjacent robots can clamp different products to polish, so that multiple products can be polished simultaneously, the practical conditions of multiple product polishing positions and rich product types in the polishing process are met, and the disc polishing machine has good adaptability.

According to the automatic polishing machine in the first aspect of the invention, the turntable device further comprises a transmission mechanism, and the transmission mechanism comprises a worm connected with the motor and a turbine connected with the disc.

The disc is driven to rotate by the motor through the worm wheel and the worm, the tooth gap between the worm and the worm is small, the rotating precision of the disc is improved, meanwhile, the worm wheel and the worm are used for transmission, the transmission mechanism can be reduced, and the occupied space is reduced.

According to the automatic polishing machine in the first aspect of the invention, the turntable device further comprises a detection mechanism, the detection mechanism comprises a detection arm which rotates synchronously with the worm, and a detector which detects the number of rotation turns of the detection arm, and the detector is used for acquiring the rotation angle of the disk.

The worm is provided with the detection arm, so that when the detection arm rotates to the detector, the detector can confirm the passing of the detection arm through light rays, induction and other modes, the rotation number of turns of the worm can be accurately detected, and further, the rotation angle and the number of turns of the disc are judged according to the number of the teeth of the turbine, so that the robot can be conveniently controlled to act and whether the robot restarts to execute an action program or not.

According to the automatic polishing machine of the first aspect of the invention, the robot comprises a control box and a multi-axis manipulator, the control box and the multi-axis manipulator are both positioned on the disc, the control box is used for controlling the multi-axis manipulator to move, and the multi-axis manipulator is provided with a clamp which fixes a product in a clamping or sucking mode.

The control box and the multi-axis manipulator are both arranged on the disc, so that the circuit arrangement can be simplified, and meanwhile, the debugging and maintenance are facilitated. By adopting the multi-axis manipulator, the capability of the robot can be improved, and more surfaces of the product can be polished.

According to the automatic polishing machine in the first aspect of the invention, the turntable device further comprises a power supply mechanism located in the center of the disk, the power supply mechanism comprises a power supply frame, a power utilization frame and a conducting ring, the bottom end of the power supply frame penetrates through the disk and then is connected with the rack, the power utilization frame is connected with the disk, and the conducting ring is arranged between the power supply frame and the power utilization frame.

The power supply mechanism is arranged at the center of the disc, so that the power supply mechanism comprises the power supply frame, the power utilization frame and the conducting ring, the robot is conveniently powered, and meanwhile, the influence of the rotation of the disc on a power supply line is not considered.

According to the automatic polishing machine in the first aspect of the invention, the power consumption frame is tubular, and the power consumption frame is sleeved outside the power supply frame.

The power consumption frame is tubular, the power consumption frame is sleeved on the outer side of the power supply frame, the power consumption frame and the power supply frame can be used for forming an upright column to protect an internal conductive part, and meanwhile, a lead of the robot is directly connected to an interface on the power consumption frame, so that the installation is simplified.

According to the automatic polishing machine in the first aspect of the invention, the turntable device further comprises an air supply mechanism, the air supply mechanism comprises an air distribution assembly and an air supply pipeline for communicating the air distribution assembly with an air source, the air distribution assembly comprises a fixing part and a rotating part which are connected with each other, the fixing part is connected with the power supply frame and the air supply pipeline, the rotating part is connected with the power utilization frame, and the rotating part is provided with a joint.

The robot has the advantages that the air supply mechanism is arranged, so that power support can be provided for the fixture for fixing products on the robot, the common air cylinder is convenient to use for fixing the products, and the manufacturing cost is reduced.

Simultaneously, through setting up distribution subassembly and air supply line to, make and state distribution subassembly and include interconnect's mounting and rotating member, thereby the rotating member disposes the joint, and the cylinder on the anchor clamps can be through trachea and articulate, realizes compressed air's supply, simultaneously, can prevent that the trachea from taking place to twine because of the disc rotates.

In addition, the mounting with the power supply frame with the air supply line is connected, the rotating member with the power frame is connected for power supply mechanism and air feed mechanism are structural sharing, compact structure, and occupation space is little.

According to the automatic polishing machine in the first aspect of the invention, the air supply pipeline comprises a positive pressure branch and a negative pressure branch.

Profitable is through making the air supply line include malleation branch road and negative pressure branch road to, anchor clamps can press from both sides tight product through the malleation, and anchor clamps also can absorb and fixed product through the negative pressure, and perhaps, the fixed product of mode that the use was pressed from both sides tight and was absorbed simultaneously provides diversified selection, satisfies the actual demand.

According to the automatic polishing machine in the first aspect of the invention, the rotating part comprises a cover part and a ring part, the cover part is matched with the top surface of the fixing part to form a first cavity, the ring part is sleeved outside the fixing part, the ring part is matched with the side surface of the fixing part to form a second cavity, and the first cavity or the second cavity is communicated with the positive pressure branch.

Beneficially, through making the rotating member have lid and ring portion, first chamber and second chamber are formed respectively to lid and ring portion, and then, make first chamber and second chamber communicate corresponding branch road respectively, under the condition that does not increase occupation space, the convenient malleation branch road and the negative pressure branch road of arranging.

According to the automatic polishing machine of the first aspect of the invention, the turntable device further comprises a stabilizing mechanism, the stabilizing mechanism comprises a plurality of supporting components and/or fastening components, the supporting components are used for supporting the part of the disk for installing the robot, and the fastening components are used for fixing the disk and the rack intermittently.

Beneficially, because set up a plurality of robots on the disc, the quality that the disc bore has greatly increased, leads to the disc to warp extremely easily, reduces the stability of disc for the action that the robot can not be accurate, and then, influences the polishing quality.

The turntable device is provided with the stabilizing mechanism, so that the stabilizing mechanism is provided with the supporting component, the part of the robot for mounting the disc can be supported, the disc is prevented from deforming, particularly, the position for mounting the robot is prevented from deforming, and the precision of the robot is ensured to act.

Meanwhile, the turntable device can be further provided with a fastening assembly, so that the disc and the rack are fixed, the face disc is prevented from rotating accidentally, the position change of the robot is further avoided, and the polishing quality is ensured.

An automatic polishing machine according to a first aspect of the invention, the support assembly comprising a support wheel and a carriage on which the support wheel is mounted.

The supporting wheel is arranged, so that the obstruction of the supporting component to the rotation of the disc is reduced, and the normal assembling and moving of the disc are not influenced.

According to the automatic polishing machine in the first aspect of the invention, the outer surface of the supporting wheel is conical, and the small end of the supporting wheel faces to the rotation center of the disc.

The supporting wheel has the advantages that the disc is self-rotating, the distance from the center of the disc is different, and the rotating linear speeds are different, so that the outer surface of the supporting wheel is conical, the supporting wheel can adapt to the linear speed difference of the disc at different positions, and the blocking of the supporting wheel to the rotation of the disc is further reduced.

According to the automatic polishing machine in the first aspect of the invention, the supporting wheel comprises a central shaft and a wheel body rotatably sleeved on the central shaft, the support is provided with a hinge part connected with one end of the central shaft, and the support is provided with an adjusting structure for adjusting the height of the other end of the central shaft.

Beneficially, through making one end of center pin and articulated with the support, make the support set up the regulation structure of adjusting the center pin other end height to, can adjust the axis of supporting wheel and the contained angle of horizontal plane, ensure that supporting wheel and disc are line contact, avoid the supporting wheel eccentric wear.

According to the automatic polishing machine in the first aspect of the invention, the adjusting structure includes a receiving groove for receiving the end of the central shaft, and a first bolt disposed in the receiving groove, the receiving groove is disposed on the bracket, and the end of the first bolt abuts against or is connected to the central shaft.

Beneficially, through setting up the storage tank, the horizontal beat of restriction central axis tip that can be simple and easy, simultaneously, set up first bolt, and then, can make first bolt and support take place relative position change through rotating first bolt, and then, promote or transfer the lift center pin for the high position of central axis tip changes, accomplishes the adjustment.

According to the automatic polishing machine in the first aspect of the invention, the support comprises a lower support body, an upper support body capable of being lifted relative to the lower support body, and a locking structure for locking the upper support body and the lower support body, wherein the support wheel is arranged on the upper support body or the lower support body.

Advantageously, the support comprises a lower frame body and an upper frame body which can be lifted relative to the lower frame body, so that the height position of the support assembly can be adjusted, the radial height difference of the disc can be met, and gaps generated by abrasion of the support wheels can be offset.

Still through setting up locking mechanism, make upper bracket body and lower bracket body fixed after the adjustment finishes, provide sufficient holding power.

According to the automatic polishing machine in the first aspect of the invention, the upper frame body is provided with the mounting part, and the lower frame body is provided with the limiting groove for accommodating the mounting part.

Beneficially, through setting up installation department and spacing groove, can lead and spacing to the lift adjustment of last support body, avoid influencing the inclination of supporting wheel.

Meanwhile, the installation part has the function of connecting the lower frame body, the structure is simplified, and the installation is convenient.

According to the automatic polishing machine of the first aspect of the invention, the lower frame body is provided with a second bolt for jacking the upper frame body.

Beneficially, through setting up the second bolt, rotatory second bolt for the second bolt rises relatively lower support body, and then, can be with the jacking of last support body, change the distance of last support body and disc, provide the holding power of equidimension not.

According to the automatic polishing machine in the first aspect of the invention, the locking structure comprises a plurality of horizontally arranged third bolts, a long hole for accommodating the third bolts to penetrate through, and a threaded hole for connecting the third bolts, wherein the length direction of the long hole is arranged along the vertical direction.

Beneficially, through setting up rectangular hole, can make things convenient for third bolt and screw hole to be connected the locking, do not receive the influence that the upper ledge body goes up and down.

According to the automatic polishing machine of the first aspect of the present invention, the two elongated holes are arranged in the up-down direction.

Beneficially, through making two rectangular holes arrange along upper and lower direction, can carry out spacingly to the upper ledge body for the installation department is located spacing inslot and does not break away from.

Meanwhile, the two strip holes are arranged along the vertical direction, the two strip holes are also prevented from being communicated, and the influence on the strength of the support is reduced.

According to the automatic polishing machine in the first aspect of the invention, the bottom of the disc is provided with a circular rail abutting against the supporting wheel, and the bracket is connected with the rack.

Beneficially, through making support and frame be connected to, avoid whole supporting component to rotate along with the disc, reduce the quality of rotating along with the disc, reduce the energy consumption, also reduce and rotate inertia.

Through setting up the circular rail for the supporting wheel only contacts with the circular rail, and convenient assembly is confirmed, simultaneously, makes follow-up maintenance more smooth.

Simultaneously, the circular orbit also can be formed by the concatenation of a plurality of semi-rings, further reduces the dismouting degree of difficulty.

According to the automatic polishing machine of the first aspect of the invention, the circular rail is provided with a hanging lug for clamping the fastening assembly.

Beneficially, the round rails are provided with the hangers clamped by the fastening assemblies, so that the parts, corresponding to the supporting assemblies and the fastening assemblies, of the round rails can be integrally disassembled and assembled, and the assembling difficulty is further reduced.

According to the automatic polishing machine of the first aspect of the invention, the hanging lug comprises a lower cantilever connected with the circular rail and a horizontally arranged flat plate part positioned at the bottom end of the lower cantilever, and the flat plate part is used for clamping and fixing the fastening assembly up and down.

The flat plate part used for clamping and fixing the fastening component up and down is arranged, so that the influence of the rotation angle deviation of the disc on the action of the fastening component is avoided.

According to the automatic polishing machine in the first aspect of the invention, the fastening assembly comprises a jaw for clamping and fixing the disc up and down and a power piece for driving the jaw to move.

The clamping jaw is fixed in an up-and-down clamping mode, the deviation of the rotation angle of the disc can be ignored, meanwhile, the clamping jaw not only can play the same supporting role as the supporting component, but also can limit the disc to swing upwards, and the disc and the rack are different in fixation.

According to the automatic polishing machine of the first aspect of the invention, the fastening assembly further comprises a base connecting the power member with the frame, the base comprises an upper base, a lower base, and a plurality of support bolts connecting the upper base with the lower base, and the support bolts are arranged between the upper base and the lower base.

Advantageously, by arranging the supporting bolt, the relative height of the upper seat body and the lower seat body can be adjusted by rotating the supporting bolt, so that the clamping jaws can clamp the fixed disc uniformly up and down.

According to the automatic polishing machine of the first aspect of the invention, the claw comprises an upper claw, a lower claw, a first shaft for rotatably connecting the upper claw with the seat body, and a second shaft for connecting the lower claw with the seat body.

The base body is provided with the first shaft rotatably connected with the upper claw and the second shaft rotatably connected with the lower claw, so that the thickness of the upper claw and the thickness of the lower claw can be prevented from being reduced when a single shaft is arranged, and the strength of the upper claw and the strength of the lower claw are prevented from being influenced.

According to the automatic polishing machine in the first aspect of the invention, the power part comprises a cylinder body and a push rod, and the push rod is provided with a first connecting rod hinged with the upper jaw and a second connecting rod hinged with the lower jaw.

The push rod has the advantages that the upper claw and the lower claw are connected through the connecting rod, the movement of the push rod can be conveniently converted into the rotation of the upper claw and the lower claw, and the transmission structure is simple and reliable.

According to the automatic polishing machine of the first aspect of the invention, the push rod is provided with a third shaft, and the upper seat body is provided with a slideway for accommodating the third shaft.

Beneficially, by means of the third shaft and the slide, the movement of the push rod can be limited and guided, so that the upper jaw and the lower jaw are clamped in a centering mode, and meanwhile, the upper jaw and the lower jaw are prevented from integrally and slightly rotating after clamping.

Drawings

The invention is further described below with reference to the accompanying drawings and examples;

FIG. 1 is a schematic view of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of the rotary disk device in FIG. 1;

FIG. 3 is a partially exploded schematic view of the carousel apparatus of FIG. 2;

FIG. 4 is a partial schematic view of the carousel arrangement of FIG. 3;

FIG. 5 is a schematic structural view of the air distribution assembly of FIG. 4;

FIG. 6 is a partially exploded schematic view of the air distribution assembly of FIG. 5;

FIG. 7 is a further expanded schematic view of the air distribution assembly of FIG. 6;

FIG. 8 is a schematic structural diagram of the circular rail in FIG. 3;

FIG. 9 is a partial schematic view of the circular rail of FIG. 8;

FIG. 10 is a schematic structural view of the support assembly of FIG. 3;

FIG. 11 is another schematic view of the support assembly of FIG. 10;

FIG. 12 is a schematic structural view of the fastener assembly of FIG. 3;

fig. 13 is another schematic orientation of the fastener assembly of fig. 12.

Reference numerals: 100-turntable device, 200-polishing device, 110-disc, 111-worm, 112-detection arm, 113-detector, 114-electricity utilization frame, 115-power supply frame, 116-conductive ring, 117-gas distribution assembly, 118-fixing member, 119-rotating member, 1191-cover part, 1192-ring part, 1193-first cavity, 1194-second cavity, 120-robot, 121-control box, 122-multi-shaft manipulator, 130-supporting assembly, 131-supporting wheel, 132-bracket, 133-wheel body, 134-central shaft, 135-accommodating groove, 136-first bolt, 137-upper frame body, 138-lower frame body, 139-second bolt, 140-mounting part, 141-limiting groove, 142-third bolt, 144-a long hole, 150-a fastening component, 151-a claw, 152-a power part, 153-a seat, 154-an upper claw, 155-a lower claw, 156-a first shaft, 157-a second shaft, 158-a first connecting rod, 159-a second connecting rod, 160-a third shaft, 161-a slideway, 162-an upper seat, 163-a lower seat, 164-a supporting bolt, 165-a circular rail, 166-a lug, 167-a lower cantilever, 168-a flat plate part and 170-a rack.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1, an automatic polishing machine is provided, which includes a turntable device 100 and a plurality of polishing devices 200, wherein the plurality of polishing devices 200 are arranged around the turntable device 100, the polishing devices 200 are provided with abrasive belts or grinding wheels for polishing, the turntable device 100 includes a frame 170, a disc 110 disposed on the frame 170, and a motor, the motor is configured to drive the disc 110 to rotate horizontally, the disc 110 is provided with a plurality of robots 120, the plurality of robots 120 are disposed in a manner matching with the plurality of polishing devices 200, and the robots 120 are configured to drive products to polish near the polishing devices 200.

That is, when the automatic polishing machine works, the motor drives the disc 110 to rotate, so that the robot 120 moves to a polishing device 200 one by one or at intervals, and then the robot 120 holds a product like a person and abuts against a sanding belt or a grinding wheel on the polishing device 200, and then, polishing is performed.

In the embodiment, due to the arrangement of the turntable device 100 and the polishing device 200, products can be arranged on the tray, so that the products can be sequentially contacted and polished with the polishing device 200, multiple polishing of a single surface of the product or multiple polishing of multiple surfaces of the product can be completed, and the requirements of the product polishing process can be met.

In this embodiment, owing to set up robot 120 on carousel device 100, make robot 120 drive the product and be close to burnishing device 200 and polish, on the one hand, can realize getting of automation of product and put, save the manual work, on the other hand, the angle and the position of product can also be adjusted, make things convenient for burnishing device 200's abrasive band or emery wheel contact product to treat the polished surface, simplify the design of the anchor clamps of fixed product, simultaneously, reduce the kind and the quantity of the anchor clamps of fixed product, and then, reduce the finished product.

The greatest special feature of this embodiment is also the provision of the robot 120 on the puck 110, since the turntable device 100 is commonly used in the prior art for pick-and-place machines.

On a common automatic assembling machine, a disc 110 is provided with a fixture for positioning a product, assembling stations are arranged around the disc 110, and then parts are assembled on the product one by one, and in order to ensure accurate assembly, each fixture is uniformly divided on the disc 110 so as to reduce positioning errors.

However, the above-mentioned structure of the jig can only ensure a deviation of a minimum ± 0.2 mm, and the positional error of the polishing apparatus 200 causes a larger deviation, which makes it difficult to satisfy the requirement of the polishing process of a polished amount of at most ± 0.1, that is, in the existing structure of the disc 110, the assembly error has objectively caused the arrangement of the polishing process to be impossible.

In the embodiment, since the robot 120 is disposed on the disc 110, the robot 120 can be programmed and disposed at a position corresponding to each polishing apparatus 200, and the robot 120 can be automatically adapted to each polishing apparatus 200 according to a program by program adjustment, ignoring various errors that exist originally, so that the positions of each robot 120 and each polishing apparatus 200 do not need to be strictly specified, thereby reducing the assembly difficulty, and simultaneously, the turntable device 100 can be applied to both assembly and polishing.

In addition, since the plurality of robots 120 are provided on the disc 110, the automatic polishing machine may have various polishing forms.

Specifically, one product may be polished, or multiple products may be polished, which only requires replacing the jig on the robot 120.

Of course, it is also possible to polish a plurality of products simultaneously, and it is only necessary to group the robots 120, so that the rotation angle of the disc 110 is the area of one group of the robots 120.

Of course, due to the variety of the polishing apparatuses 200, the surface of the product is polished by a plurality of different processes, for example, one polishing apparatus 200 is used for removing scale and one polishing apparatus 200 is used for forming texture.

Therefore, the polishing device meets the actual conditions of multiple polishing positions and rich product types of products in the polishing process, and has good adaptability.

Referring to fig. 2, 3 and 4, the turntable device 100 further includes a transmission mechanism, which may include a worm 111 connected to the motor and a worm wheel connected to the circular disk 110.

In this embodiment, the motor drives the disc 110 to rotate through the worm wheel and the worm 111, the backlash between the worm 111 and the worm 111 is small, the rotating precision of the disc 110 is improved, and meanwhile, the worm wheel and the worm 111 are used for transmission, so that the transmission mechanism can be reduced, and the occupied space is reduced.

Meanwhile, worm 111 turbine transmission belongs to a speed-reducing and torque-increasing transmission structure, and can adapt to the situation that the weight of the robot 120 arranged on the disc 110 is greatly increased.

Referring to fig. 4, the turntable device 100 may further include a detection mechanism, the detection mechanism includes a detection arm 112 rotating synchronously with the worm 111, and a detector 113 detecting the number of rotations of the detection arm 112, and the detector 113 is used for acquiring the rotation angle of the disk 110.

In the embodiment, the detecting arm 112 is disposed on the worm 111, so that when the detecting arm 112 rotates to the detector 113, the detector 113 can confirm that the detecting arm 112 passes through the detector 113 through light, induction and the like, and thus, the number of turns of the worm 111 can be accurately detected, and further, the turning angle and the number of turns of the disc 110 can be determined according to the number of teeth of the worm wheel, thereby facilitating the control of the robot 120 and the determination of whether the robot 120 restarts to execute the action program.

It is necessary to detect the rotation angle of the disc 110, because the disc 110 is the installation and debugging reference of the robot 120, which causes the overall deviation of the coordinates of the robot 120, and is the key to affect the polishing quality after improvement.

Referring to fig. 2, the robot 120 includes a control box 121 and a multi-axis robot 122, the control box 121 and the multi-axis robot 122 are both located on the disc 110, the control box 121 is used to control the multi-axis robot 122 to operate, and the multi-axis robot 122 is provided with a gripper that holds a product in a gripping or sucking manner.

In this embodiment, both the control box 121 and the multi-axis robot 122 are disposed on the disk 110, and the control box 121 and the multi-axis robot 122 are relatively stationary, so that the circuit layout can be simplified, and the debugging and maintenance are facilitated.

In addition, with the multi-axis robot 122, the capability of the robot 120 may be improved so that more faces of the product may be polished, and even curved products may be polished with high quality, such as faucets with multiple curves.

Referring to fig. 4, the turntable device 100 further includes a power supply mechanism located at the center of the circular disk 110 for providing an electric support to the robot 120.

The power supply mechanism comprises a power supply frame 115, a power utilization frame 114 and a conducting ring 116, the bottom end of the power supply frame 115 penetrates through the disc 110 and then is connected with the rack 170, the power utilization frame 114 is connected with the disc 110, the conducting ring 116 is arranged between the power supply frame 115 and the power utilization frame 114, correspondingly, the power supply frame 115 is inevitably located at the center of the disc 110, and rotation is not influenced.

The power supply frame 115 and the power utilization frame 114 are not electrified, but are not only frame bodies, but also have corresponding wires to meet the use requirements.

Advantageously, by providing the power supply mechanism at the center of the disc 110, the power supply mechanism includes the power supply frame 115, the power utilization frame 114 and the conductive ring 116, so that the power supply to the robot 120 is facilitated, and at the same time, the influence of the rotation of the disc 110 on the power supply line is not considered.

In some embodiments, the power utilization frame 114 may be tubular, and the power utilization frame 114 is sleeved outside the power supply frame 115.

The power consumption rack 114 is tubular and is sleeved outside the power supply rack 115, the power consumption rack 114 and the power supply rack 115 can be used for forming a column to protect an internal conductive part, meanwhile, a lead of the robot 120 is directly connected to an interface on the power consumption rack 114, the installation is simplified, and the rotation of the disc 110 is not considered any more.

In some embodiments, referring to fig. 4 and 5, the turntable device 100 may further include a gas supply mechanism, the gas supply mechanism includes a gas distribution assembly 117, and a gas supply pipeline communicating the gas distribution assembly 117 with a gas source, the gas distribution assembly 117 includes a fixing member 118 and a rotating member 119 connected to each other, the fixing member 118 is connected to the power supply rack 115 and the gas supply pipeline, the rotating member 119 is connected to the power utilization rack 114, and the rotating member 119 is configured with a joint.

In this embodiment, because the air supply mechanism is provided, the fixture for fixing the product on the robot 120 can be powered and supported, the common air cylinder is convenient to use to fix the product, and the manufacturing cost is reduced.

Meanwhile, the air distribution assembly 117 and the air supply pipeline are arranged, the air distribution assembly 117 comprises a fixing part 118 and a rotating part 119 which are connected with each other, and the rotating part 119 is provided with a joint, so that an air cylinder on the clamp can be connected with the joint through an air pipe, compressed air supply is realized, and meanwhile, the air pipe can be prevented from being wound due to the rotation of the disc 110.

In addition, the fixing part 118 is connected with the power supply frame 115 and the air supply pipeline, and the rotating part 119 is connected with the power utilization frame 114, so that the power supply mechanism and the air supply mechanism are structurally shared, the structure is compact, and the occupied space is small.

In some embodiments, the gas supply line may include a positive pressure branch and a negative pressure branch.

Through making the air supply line include malleation branch road and negative pressure branch road to, anchor clamps can press from both sides tight product through the malleation, and anchor clamps also can absorb and fix the product through the negative pressure, and perhaps again, the fixed product of the mode that uses simultaneously to press from both sides tightly and absorb provides diversified selection, satisfies the actual demand.

Referring to fig. 5, 6, and 7, the rotating member 119 may include a cover 1191 and a ring 1192, the cover 1191 cooperates with a top surface of the fixing member 118 to form a first chamber 1193, the ring 1192 is sleeved outside the fixing member 118, the ring 1192 cooperates with a side surface of the fixing member 118 to form a second chamber 1194, and the first chamber 1193 or the second chamber 1194 communicates with the positive pressure branch.

The cap 1191 and the ring 1192 may be separate pieces that may be connected to each other or the fastener 118 may be separately connected.

In this embodiment, since the cover 1191 and the ring 1192 form the first chamber 1193 and the second chamber 1194 respectively by making the rotating member 119 have the cover 1191 and the ring 1192, and further, the first chamber 1193 and the second chamber 1194 are respectively communicated with the corresponding branches, the positive pressure branch and the negative pressure branch are conveniently arranged without increasing the occupied space.

Referring to fig. 3, in some embodiments, the turntable device 100 may further include a stabilizing mechanism, the stabilizing mechanism includes a plurality of supporting members 130 and a fastening member 150, the plurality of supporting members 130 are used for supporting a portion of the disc 110 where the robot 120 is installed, and the fastening member 150 is used for intermittently fixing the disc 110 to the frame 170.

Of course, the support member 130 and the fastening member 150 must be provided at the same time, and can be selected and increased or decreased as needed.

In this embodiment, because the plurality of robots 120 are disposed on the disc 110, the mass borne by the disc 110 is greatly increased, which is very easy to cause the disc 110 to deform, and the stability of the disc 110 is reduced, so that the robots 120 cannot perform precise actions, and further, the polishing quality is affected.

The turntable device 100 is provided with a stabilizing mechanism having a support assembly 130, which can support the portion of the disk 110 where the robot 120 is mounted, so as to prevent the disk 110 from deforming, particularly, prevent the portion where the robot 120 is mounted from deforming, thereby ensuring the precise operation of the robot 120.

Meanwhile, the turntable device 100 may further include a fastening assembly 150, so as to fix the disc 110 to the frame 170, prevent the disc 110 from rotating accidentally, further prevent the robot 120 from changing its position, and ensure the polishing quality.

Referring to fig. 10 and 11, preferably, the support assembly 130 includes a support wheel 131 and a bracket 132 for mounting the support wheel 131.

In the embodiment, the supporting wheels 131 are provided, so that the obstruction of the supporting assembly 130 to the rotation of the disc 110 can be reduced, and the normal assembly of the disc 110 is not affected.

Referring to fig. 10 and 11, in some embodiments, the outer surface of the supporting wheel 131 may be tapered, and the small end of the supporting wheel 131 faces the rotation center of the disc 110.

In the automatic polishing machine, the disc 110 rotates, the distance from the center of the disc 110 is different, and the rotating linear speeds are different, so that the outer surface of the supporting wheel 131 is conical, the linear speed difference of different positions of the disc 110 can be adapted, and the obstruction of the supporting wheel 131 to the rotation of the disc 110 is further reduced.

In some embodiments, the supporting wheel 131 may include a central shaft 134 and a wheel body 133 rotatably sleeved on the central shaft 134, the bracket 132 is provided with a hinge portion connected to one end of the central shaft 134, and the bracket 132 is provided with an adjusting structure for adjusting the height of the other end of the central shaft 134.

In this embodiment, one end of the central shaft 134 is hinged to the bracket 132, and the bracket 132 is provided with an adjusting structure for adjusting the height of the other end of the central shaft 134, so that the included angle between the axis of the supporting wheel 131 and the horizontal plane can be adjusted, the supporting wheel 131 is ensured to be in line contact with the disc 110, and eccentric wear of the supporting wheel 131 is avoided.

In some embodiments of the adjusting structure, the adjusting structure may include a receiving groove 135 for receiving an end portion of the central shaft 134, and a first bolt 136 disposed in the receiving groove 135, the receiving groove 135 is disposed on the bracket 132, and an end portion of the first bolt 136 abuts against or is connected to the central shaft 134.

That is, the first bolt 136 is rotated to jack up, lift or suspend the end of the center shaft 134, and the end of the center shaft 134 is adjusted by raising and lowering the first bolt 136.

In this embodiment, by providing the receiving groove 135, the horizontal deflection of the end portion of the central shaft 134 can be easily limited, and meanwhile, the first bolt 136 is provided, so that the relative position between the first bolt 136 and the bracket 132 can be changed by rotating the first bolt 136, and then the central shaft 134 is pushed or lifted, so that the height position of the end portion of the central shaft 134 is changed, and the adjustment is completed.

In some embodiments, the bracket 132 may include a lower frame 138, an upper frame 137 that can be lifted relative to the lower frame 138, and a locking structure that locks the upper frame 137 and the lower frame 138, and the support wheel 131 is disposed on the upper frame 137 or the lower frame 138.

In this embodiment, the bracket 132 includes a lower frame 138 and an upper frame 137 that can be lifted relative to the lower frame 138, so that the height position of the supporting assembly 130 can be adjusted to meet the radial height difference of the disc 110 and to offset the gap caused by the wear of the supporting wheel 131.

In this embodiment, a locking mechanism is further provided to fix the upper frame 137 and the lower frame 138 after adjustment is completed, so as to provide sufficient supporting force.

In some embodiments, the upper frame 137 may be provided with a mounting portion 140, and the lower frame 138 may be provided with a limiting groove 141 for receiving the mounting portion 140.

In this embodiment, by providing the mounting portion 140 and the limiting groove 141, the lifting adjustment of the upper frame body 137 can be guided and limited, and the inclination angle of the supporting wheel 131 is prevented from being affected.

Meanwhile, in this embodiment, the mounting portion 140 has the function of connecting the lower frame 138, so as to simplify the structure and facilitate the mounting.

In some further embodiments, the lower frame 138 may be provided with a second bolt 139 for lifting the upper frame 137.

In this embodiment, the second bolt 139 is arranged and rotated to lift the second bolt 139 relative to the lower frame 138, so as to lift the upper frame 137, change the distance between the upper frame 137 and the disc 110, and provide different supporting forces.

In some expanded embodiments, the locking structure may include a plurality of third bolts 142 horizontally disposed, a long hole 144 for receiving the third bolt 142 therethrough, and a threaded hole for connecting the third bolt 142, wherein a length direction of the long hole 144 is disposed along an up-down direction.

In this embodiment, the elongated hole 144 is provided to facilitate the connection and locking of the third bolt 142 and the threaded hole, and is not affected by the lifting of the upper frame 137.

In some embodiments, two of the elongated holes 144 may be arranged in the up-down direction.

In this embodiment, the upper frame body 137 may be restricted by arranging the two elongated holes 144 in the up-down direction, so that the mounting part 140 is located in the restricting groove 141 without being separated.

Meanwhile, the two elongated holes 144 are arranged in the vertical direction, and the two elongated holes 144 are prevented from being communicated with each other, thereby reducing the influence on the strength of the bracket 132.

In some embodiments, referring to fig. 8 and 9, the bottom of the disc 110 may be provided with a circular rail 165 abutting the support wheel 131, and the bracket 132 is connected to the frame 170.

In this embodiment, by coupling the bracket 132 to the frame 170, the entire support assembly 130 is prevented from rotating with the disk 110, reducing the mass rotating with the disk 110, reducing power consumption, and also reducing rotational inertia.

In this embodiment, by providing the circular rail 165, the supporting wheel 131 is only in contact with the circular rail 165, so that the assembly is facilitated, and meanwhile, the subsequent maintenance is more smooth.

Simultaneously, in this embodiment, circular rail 165 also can be formed by the concatenation of a plurality of semi-rings, further reduces the dismouting degree of difficulty.

In some further embodiments, the circular rail 165 can be provided with a lug 166 for clamping the fastening assembly 150.

In this embodiment, the circular rail 165 is provided with the hanging lug 166 clamped by the fastening assembly 150, so that the parts of the disc 110 corresponding to the supporting assembly 130 and the fastening assembly 150 can be integrally disassembled and assembled, and the assembling difficulty is further reduced.

In some embodiments, the hanging lug 166 may include a lower cantilever 167 connected to the circular rail 165, and a horizontally disposed flat plate portion 168 located at a bottom end of the lower cantilever 167, and the flat plate portion 168 is used for clamping and fixing the fastening assembly 150 up and down.

In this embodiment, the flat plate portion 168 for holding the fastening unit 150 up and down is provided, so that the fastening unit can be clamped and fixed even if the rotation angles of the disc 110 are different, and there is no fear that the rotation angle deviation of the disc 110 affects the operation of the fastening unit 150.

Referring to fig. 12 and 13, in some embodiments, the fastening assembly 150 may include a jaw 151 for vertically clamping and fixing the disc 110, and a power member 152 for moving the jaw 151.

In this embodiment, the clamping jaws 151 are fixed in an up-and-down clamping manner, so that the deviation of the rotation angle of the disc 110 can be ignored, and meanwhile, the supporting assembly 130 can support the disc 110 and limit the disc 110 from swinging upwards, so that the disc 110 and the frame 170 are fixed differently.

For the arrangement of the power member 152, since the power member 152 does not move with the disc 110, the form is various and is not limited to the form of cylinder, hydraulic or electromagnetic fixing, etc.

In some embodiments, the fastening assembly 150 may further include a seat 153 for connecting the power member 152 with the frame 170, wherein the seat 153 includes an upper seat 162, a lower seat 163, and a plurality of support bolts 164 for connecting the upper seat 162 with the lower seat 163, and the support bolts 164 are disposed between the upper seat 162 and the lower seat 163.

In this embodiment, by providing the supporting bolt 164, the relative height between the upper seat 162 and the lower seat 163 can be adjusted by rotating the supporting bolt 164, so that the clamping jaws 151 clamp the fixed disk 110 uniformly up and down.

In some embodiments, the latch 151 may include an upper latch 154, a lower latch 155, a first shaft 156 rotatably connecting the upper latch 154 to the housing 153, and a second shaft 157 connecting the lower latch 155 to the housing 153.

In the present embodiment, by providing the first shaft 156 rotatably connected to the upper jaw 154 and the second shaft 157 rotatably connected to the lower jaw 155 in the holder body 153, it is possible to prevent the thickness of the upper jaw 154 and the lower jaw 155 from being reduced when a single shaft is provided, and to prevent the strength of the upper jaw 154 and the lower jaw 155 from being affected.

In some embodiments, the power member 152 includes a cylinder and a push rod having a first link 158 hingedly coupled to the upper jaw 154 and a second link 159 hingedly coupled to the lower jaw 155.

In this embodiment, since the connecting rod is provided to connect the upper jaw 154 and the lower jaw 155, the movement of the push rod can be conveniently converted into the rotation of the upper jaw 154 and the lower jaw 155, and the transmission structure is simple and reliable.

In some embodiments, the push rod is provided with a third shaft 160, and the upper housing 162 is provided with a slide 161 that receives the third shaft 160.

In this embodiment, the third shaft 160 and the slide 161 are provided to limit and guide the movement of the push rod, thereby allowing the upper jaw 154 and the lower jaw 155 to be clamped in alignment while preventing the upper jaw 154 and the lower jaw 155 from rotating slightly as a whole after clamping.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. The automatic polishing machine is characterized by comprising a turntable device (100) and a plurality of polishing devices (200), wherein the plurality of polishing devices (200) are arranged around the turntable device (100), the polishing devices (200) are provided with abrasive belts or grinding wheels for polishing, the turntable device (100) comprises a rack (170), a disc (110) arranged on the rack (170) and a motor, the motor is used for driving the disc (110) to horizontally rotate, the disc (110) is provided with a plurality of robots (120), the plurality of robots (120) are matched with the plurality of polishing devices (200), and the robots (120) are used for driving products to be close to the polishing devices (200) for polishing.

2. An automatic polishing machine according to claim 1, characterized in that said carousel (100) further comprises a transmission mechanism comprising a worm (111) connected to said motor and a worm wheel connected to said disk (110).

3. An automatic polishing machine according to claim 2, characterized in that said carousel device (100) further comprises a detection mechanism, said detection mechanism comprises a detection arm (112) rotating synchronously with said worm (111), a detector (113) for detecting the number of rotations of said detection arm (112), said detector (113) is used for obtaining the rotation angle of said disk (110).

4. An automatic polishing machine according to claim 1, characterized in that said robot (120) comprises a control box (121) and a multi-axis manipulator (122), said control box (121) and said multi-axis manipulator (122) being located on said disc (110), said control box (121) being used to control the action of said multi-axis manipulator (122), said multi-axis manipulator (122) being provided with a gripper that holds the product in a gripping or suction manner.

5. The automatic polishing machine according to claim 1, wherein the turntable device (100) further comprises a power supply mechanism located at the center of the disk (110), the power supply mechanism comprises a power supply frame (115), a power utilization frame (114) and a conductive ring (116), the bottom end of the power supply frame (115) penetrates through the disk (110) and then is connected with the rack (170), the power utilization frame (114) is connected with the disk (110), and the conductive ring (116) is arranged between the power supply frame (115) and the power utilization frame (114).

6. The automatic polishing machine according to claim 5, wherein the power consumption frame (114) is tubular, and the power consumption frame (114) is sleeved outside the power supply frame (115).

7. The automatic polishing machine according to claim 5, wherein the turntable device (100) further comprises a gas supply mechanism, the gas supply mechanism comprises a gas distribution assembly (117) and a gas supply pipeline for communicating the gas distribution assembly (117) with a gas source, the gas distribution assembly (117) comprises a fixing member (118) and a rotating member (119) which are connected with each other, the fixing member (118) is connected with the power supply frame (115) and the gas supply pipeline, the rotating member (119) is connected with the power consumption frame (114), and the rotating member (119) is provided with a joint.

8. The automated polisher in accordance with claim 7, wherein the air supply line comprises a positive pressure branch and a negative pressure branch.

9. The automatic polishing machine of claim 8, wherein the rotating member (119) comprises a cover portion (1191) and a ring portion (1192), the cover portion (1191) and the top surface of the fixing member (118) are matched to form a first cavity (1193), the ring portion (1192) is sleeved outside the fixing member (118), the ring portion (1192) and the side surface of the fixing member (118) are matched to form a second cavity (1194), and the first cavity (1193) or the second cavity (1194) is communicated with the positive pressure branch.

10. An automatic polishing machine according to claim 1, characterized in that said carousel (100) further comprises a stabilizing mechanism comprising a plurality of supporting assemblies (130) and/or fastening assemblies (150), a plurality of said supporting assemblies (130) being used to support the portion of said disc (110) where said robot (120) is mounted, and a plurality of said fastening assemblies (150) being used to intermittently fix said disc (110) to said frame (170).