CN214559918U

CN214559918U - Five-axis linkage polishing machine

Info

Publication number: CN214559918U
Application number: CN202120629588.2U
Authority: CN
Inventors: 王艳群
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-11-02
Anticipated expiration: 2031-03-29

Abstract

The utility model provides a five-axis linkage polishing machine, which comprises a frame, wherein a swinging and rotating assembly is arranged on the frame, the swinging and rotating assembly comprises a swinging bracket arranged on a Y-axis translation assembly, a swinging rod is arranged on the swinging bracket, a rotating assembly is arranged on the swinging rod, and a swinging driving device is also arranged on the swinging bracket; a main shaft bracket is arranged on the frame, a main shaft lifting device is arranged on the main shaft bracket, and a main shaft assembly is arranged on the main shaft lifting device; by the structure, the workpiece can easily move in an X axis and a Y axis, swing and self-rotation with the rotation center of the swing rod as an axis are realized, and the polishing processing of the plane and the cambered surface of the workpiece can be realized by matching with the rotation and the lifting of the main shaft; the swing support can bear larger load, and is beneficial to setting a plurality of stations, thereby improving the processing efficiency.

Description

Five-axis linkage polishing machine

Technical Field

The utility model relates to a polishing equipment technical field, concretely relates to five-axis linkage burnishing machine.

Background

With the development of communication technology, smart phones, tablet computers and the like are becoming more and more popular, smart phones are developing towards high quality, the high quality includes not only hardware configuration of the mobile phone, but also aesthetic degree of appearance, texture, hand feeling and the like, the mobile phone shell is basically metal or glass at present, because the metal shell can shield signals, two plastic edges are required to be added when the metal shell is adopted, the machine body can generate a split feeling to influence the appearance, and the glass shell basically cannot block the signals, so that the shell can be made into a whole, because the glass has a feeling of being moist like jade, the glass shell is more beautiful, and the grade and the texture of the mobile phone can be improved, and glass can also carry out glare treatment, and in addition, a glass shell, especially a glass rear shell is adopted, and a display screen can be arranged on the back of the mobile phone, so that the functional application of the mobile phone is expanded.

However, in order to make the mobile phones more beautiful in shape and better in hand feeling, many mobile phones have to be designed with a large arc surface for transition, especially on the back of the mobile phone, the edge of the mobile phone back case is designed into an arc shape directly, but the arc-shaped case has a high difficulty in processing, low manual processing efficiency, difficult quality control and easy damage to the case, and thus, some people have invented an automatic polishing machine for polishing the case.

The patent document with the application number of 201620084673.4 and the granted publication date of 2016.09.21 discloses a five-axis linkage 3D numerical control polishing device, wherein a grinding head of the device is driven by electric power to rotate, the grinding head is assembled on a roll-over stand driven by a first motor to rotate, the roll-over stand and the first motor are assembled on a lifting frame, and the grinding head has the characteristic of curved surface deflection under the control of working software; the workbench matched with the grinding head for polishing operation is positioned below the grinding head and can do horizontal and longitudinal plane movement relative to the grinding head, and a rotary jig is assembled on the workbench. The utility model discloses a mechanical polishing replaces manual work, can make the grinding quality of cell-phone shell maintain for more than the predetermined level with operation personnel's proficiency irrelevantly, and can shorten the required time of surface treatment, and the polishing of 3D curved surface can be realized to cooperation computer system etc. still can utilize the roll-over stand to realize different bistrique exchange work to reduce the time of trading the bistrique, make processing go on in succession, promote work efficiency.

However, when the polishing device polishes the cambered surface of a workpiece, the grinding head is required to deflect through the roll-over stand which is arranged on the lifting frame, and in the scheme, the bracket for mounting the roll-over stand is of a cantilever structure, the scheme is only suitable for machines with a small number of polishing stations, and once the number of polishing stations is increased, the number of spindle motors is required to be increased, so that the weight of the roll-over stand is increased, the bracket for mounting the roll-over stand bears large moment, the bracket for mounting the roll-over stand is easy to deform, and the processing precision is influenced; in addition, if too many spindle motors are arranged on one roll-over stand, the transverse size of the machine is large, and the manufacturing cost is increased; in addition, after the weight of the roll-over stand is increased, the rated power of the first motor needs to be increased, namely, the first motor with a larger model is needed, so that the bracket for mounting the roll-over stand is easy to deform; after the weight of the roll-over stand is increased, when the first motor drives the roll-over stand to rotate, the inertia of the roll-over stand is large, the positioning precision of the roll-over stand is difficult to ensure, and the processing precision is poor; in addition, due to the design of the deflection grinding head, the grinding head can throw polishing liquid upwards when rotating, the polishing liquid is easily thrown out of the machine, the working environment is influenced, and the collection of the polishing liquid is not facilitated.

Disclosure of Invention

For solving the problem that exists among the prior art, the utility model provides a five-axis linkage burnishing machine solves the burnishing machine machining efficiency among the prior art and hangs down and the poor problem of machining precision.

In order to achieve the above purpose, the technical scheme of the utility model is that: a five-axis linkage polishing machine comprises a rack, wherein an X-axis translation assembly is arranged on the rack, a Y-axis translation assembly is arranged on the X-axis translation assembly, a swinging and rotating assembly is arranged on the Y-axis translation assembly, the swinging and rotating assembly comprises a swinging bracket arranged on the Y-axis translation assembly, more than one swinging rod is rotatably arranged on the swinging bracket, more than one fixed workpiece and a rotating assembly for driving the workpiece to rotate are arranged on the swinging rod, and a swinging driving device for driving the swinging rod to rotate is also arranged on the swinging bracket;

a main shaft bracket is arranged on the frame, a main shaft lifting device is arranged on the main shaft bracket, and more than one main shaft assembly corresponding to the rotating assembly is arranged on the main shaft lifting device;

the five-axis linkage polishing machine also comprises a polishing solution circulating system.

In the structure, the X-axis translation assembly drives the rotating assembly to reciprocate along the X axis; the Y-axis translation assembly drives the rotating assembly to reciprocate along the Y axis; the swing driving device drives a swing rod arranged on the swing bracket to rotate; the rotating assembly fixes the workpiece and drives the workpiece to rotate; the main shaft on the main shaft component can rotate, the main shaft component can lift through the main shaft lifting device, and is matched with the rotating component to process a workpiece, the workpiece can easily realize the movement of an X axis and a Y axis, the swinging taking the rotating center of the oscillating rod as the axis and the rotation of the oscillating rod, and the polishing processing of the plane and the cambered surface of the workpiece can be easily realized by matching the rotation and the lifting of the main shaft; the spindle assembly does not make deflection motion, and polishing liquid used in polishing cannot be thrown upwards by the spindle assembly; the swinging rod for workpiece deflection is arranged on the swinging support, the swinging support is arranged on the Y-axis translation assembly, the Y-axis translation assembly is also arranged on the X-axis translation assembly, and the X-axis translation assembly is directly arranged on the rack; this setting, swing support can bear great load, does benefit to and sets up a plurality of stations to improve the efficiency of processing.

Furthermore, the rotating assembly comprises a rotating platform arranged on the swinging rod, a clamp is arranged on an output shaft of the rotating platform, and a rotation driving motor for driving an input shaft of the rotating platform to rotate is arranged on the rotating platform.

Furthermore, the swing driving device comprises a worm wheel which is arranged on the swing rod and is concentric with the rotation center of the swing rod, a worm which is meshed with the worm wheel is arranged on the swing support, one end of the worm is also provided with a worm driving motor which drives the worm to rotate, the arrangement can provide power for the rotation of the swing rod from the direction which is vertical to the rotation center of the swing rod, the worm driving motor is prevented from being arranged on the rotation center of the swing rod, the installation space is saved, the worm and gear transmission can obtain a large transmission ratio, the accurate swing of the swing rod is facilitated, the worm and gear mechanism further has self-locking performance, and the stability of the swing rod is improved.

Furthermore, the main shaft lifting device comprises more than one group of main shaft sliding components arranged on the main shaft bracket; the main shaft lifting device also comprises a main shaft lifting driving device arranged on the main shaft bracket, and the friction of the main shaft assembly during lifting can be reduced by arranging the main shaft sliding assembly, and the stability of the main shaft assembly during lifting is improved; the main shaft lifting driving device drives the main shaft assembly to lift.

Further, the main shaft sliding assembly comprises more than one guide sleeve arranged on the main shaft bracket, a guide pillar is arranged in the guide sleeve, an upper mounting plate is arranged at the top end of the guide pillar, and a lower mounting plate is arranged at the bottom end of the guide pillar; the main shaft lifting driving device comprises a main shaft lifting nut arranged on the main shaft bracket and a main shaft lifting driving motor arranged on the upper mounting plate, a main shaft lifting screw rod is arranged on an output shaft of the main shaft lifting driving motor, and the main shaft lifting screw rod is matched with the main shaft lifting nut; the main shaft assembly is arranged on the lower mounting plate.

The structure adopts the guide post and guide sleeve type main shaft sliding assembly, and has simple structure and simple and convenient installation; the upper mounting plate is used for mounting a main shaft lifting driving device; the lower mounting plate is used for mounting the spindle assembly, and the spindle lifting driving motor drives the lower mounting plate to lift through driving the spindle lifting lead screw to rotate, so that the spindle assembly is driven to lift.

Further, the spindle assembly comprises a spindle mounting seat arranged on the lower mounting plate, a spindle motor is arranged on the spindle mounting seat, an output shaft of the spindle motor is a hollow shaft, a polishing head assembly is arranged at the bottom end of the output shaft of the spindle motor, the polishing head assembly comprises a polishing head mounting seat arranged on the output shaft of the spindle motor, and a polishing head is arranged on the polishing head mounting seat.

Above structure, spindle motor passes through the main shaft mount pad to be fixed on the mounting panel down, makes things convenient for dismouting spindle motor, and hollow spindle motor's output shaft can be used for carrying the polishing solution, and the rubbing head passes through the rubbing head mount pad to be installed on spindle motor's output shaft, the dismouting rubbing head of being convenient for.

Furthermore, the X-axis translation assembly comprises more than two X-axis slide rails which are arranged in parallel along the X-axis direction of the rack, more than one X-axis slide block is arranged on a single X-axis slide rail, an X-axis translation frame is arranged on the X-axis slide block, an X-axis screw rod which is parallel to the X-axis slide rails is arranged on the rack, an X-axis nut which is matched with the X-axis screw rod is arranged on the X-axis translation frame, and an X-axis driving motor which drives the X-axis screw rod to rotate is arranged on the rack;

the Y-axis translation assembly comprises more than two Y-axis slide rails which are arranged in parallel along the Y-axis direction of the X-axis translation frame, more than one Y-axis slide block is arranged on a single Y-axis slide rail, the swing support is arranged on the Y-axis slide block, a Y-axis lead screw parallel to the Y-axis slide rail is arranged on the X-axis translation frame, a Y-axis nut matched with the Y-axis lead screw is arranged on the swing support, and a Y-axis driving motor for driving the Y-axis lead screw to rotate is arranged on the X-axis translation frame.

Through the arrangement, the translation assembly of the slide rail and slide block structure has a good sliding effect and a simple structure, is a universal structural member, and is low in manufacturing cost and convenient to maintain and replace; the transmission assembly of the screw rod nut structure has high transmission precision and high efficiency, and can realize precise displacement control by matching with a programmable control driving motor.

Further, the polishing solution circulating system comprises a rotary joint arranged at the top of the output shaft of the spindle motor; a water receiving tank arranged at the bottom of the swing bracket; a liquid storage tank arranged on the frame and positioned below the water receiving tank; the polishing solution stirring device is arranged on the liquid storage tank, the water outlet of the water pump is connected with the rotary joint through a water pipe, and the water receiving tank is communicated with the liquid storage tank.

The polishing solution can be recycled, the water pump pumps the polishing solution from the liquid storage tank to the rotary joint, the polishing solution flows out from the output shaft of the spindle motor and reaches the polishing head, and the polishing solution flowing out of the polishing head falls into the water receiving tank and then flows back into the liquid storage tank from the water receiving tank; the polishing solution stirring device is used for stirring the polishing solution in the liquid storage tank to prevent the polishing solution from layering and precipitating.

Furthermore, a waterproof shield assembly is arranged on the swing support and comprises a foldable organ cover, the horizontal cross section of the organ cover is consistent with the horizontal cross section of the swing support, and the bottom end of the organ cover is fixedly connected with the top end of the swing support; and an organ cover lifting driving device for driving the top end of the organ cover to lift is arranged on the swinging bracket.

By the arrangement, when the organ cover is lifted, polishing liquid thrown out by the polishing head can be prevented from splashing everywhere, the polishing liquid is prevented from corroding a machine, the polishing liquid is convenient to collect, and a good operation environment can be provided; when the workpiece needs to be taken or replaced, the organ cover is lowered through the organ cover lifting driving device, the operation is simple, and the practicability is good.

Furthermore, an integral shield assembly is arranged on the rack and comprises a left frame arranged on the left side of the rack; a right frame arranged on the right side of the frame; a rear frame disposed at the rear side of the frame for connecting the left frame and the right frame; a front frame arranged at the front side of the frame and used for connecting the left frame and the right frame; a top frame arranged on the top of the left frame, the right frame, the rear frame and the front frame; access doors are arranged on the left frame, the right frame and the rear frame; a folding door is arranged on the front frame; a transparent organic glass plate is arranged on the integral shield assembly except for the access door and the folding door; a main box is arranged in the integral shield assembly; an operation control box component is arranged on the front frame.

With the structure, the integral shield assembly can effectively protect the precise parts of the machine and prevent external substances from influencing the machine; the integral shield assembly can isolate the noise generated by a machine and reduce the noise pollution of a workshop; the access door can facilitate the machine maintenance, and improve the maintenance efficiency; the folding door can effectively utilize space, and is convenient for taking workpieces; the transparent organic glass plate is arranged on the whole shield assembly except the access door and the folding door, so that the working condition of the machine can be observed conveniently, and the condition that the inside of the machine cannot be seen when an accident happens is prevented; the main box is electrically connected with all electric equipment of the machine and provides electric power for the electric equipment; the operation control box assembly is used for controlling the operation of all electric equipment of the machine.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a partially exploded view of the present invention with the unitary shield assembly removed;

fig. 3 is a schematic structural view of the X-axis translation assembly, the Y-axis translation assembly, the swing and rotation assembly, and the waterproof shield assembly of the present invention;

FIG. 4 is a schematic structural view of a swing and rotation assembly of the present invention;

FIG. 5 is a schematic structural view of a rotating assembly according to the present invention;

FIG. 6 is a schematic structural view of the spindle carrier, spindle lift and spindle assembly;

FIG. 7 is a schematic view of the spindle carrier, spindle lift assembly and spindle assembly from another perspective;

FIG. 8 is a schematic view of the construction of the polishing head assembly;

FIG. 9 is a schematic view of the water receiving tank;

FIG. 10 is a schematic view of a reservoir tank.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 10, a five-axis linkage polishing machine includes a frame 1, in this embodiment, a cross section of the frame 1 in a horizontal direction is rectangular, horizontal adjustment supporting casters 101 are provided at four legs of a bottom of the frame 1, and a base plate 100 is provided at a top of the frame 1.

An X-axis translation component 2 is arranged on the substrate 100, the X-axis translation component 2 comprises more than two X-axis slide rails which are arranged in parallel along the X-axis direction of the frame 1, more than one X-axis slide block is arranged on a single X-axis slide rail, in the embodiment, the X-axis translation assembly 2 comprises two X-axis slide rails 21 which are arranged in parallel along the X-axis direction of the substrate 100, two X-axis sliding blocks 22 are arranged on the single X-axis sliding rail 21, an X-axis translation frame 23 is arranged on the X-axis sliding block 22, an X-axis screw 24 parallel to the X-axis slide rail 21 is arranged on the base plate 100, an X-axis nut 25 matched with the X-axis screw 24 is arranged on the X-axis translation frame 23, an X-axis drive motor 26 for driving the X-axis screw 24 to rotate is provided on the base plate 100, and in this embodiment, the X-axis drive motor 26 is a servo motor, a motor shield 27 for protecting the X-axis drive motor 26 is provided on the base plate 100, and the X-axis lead 24 and the X-axis drive motor 26 are coupled by a coupling.

The X-axis translation assembly 2 is provided with a Y-axis translation assembly 3, the Y-axis translation assembly 3 comprises more than two Y-axis slide rails which are arranged in parallel along the Y-axis direction of the X-axis translation frame 23, more than one Y-axis slide block is arranged on a single Y-axis slide rail, in the embodiment, the Y-axis translation assembly 3 comprises two Y-axis slide rails 31 which are arranged in parallel along the Y-axis direction of the X-axis translation frame 23, two Y-axis slide blocks (not shown) are arranged on the single Y-axis slide rail 31, a swinging and rotating assembly 4 is arranged on the Y-axis slide block, the swinging and rotating assembly 4 comprises a swinging bracket 40 arranged on the Y-axis slide block, a Y-axis screw rod 34 which is arranged in parallel with the Y-axis slide rails 31 is arranged on the X-axis translation frame 23, a Y-axis nut (not shown) which is matched with the Y-axis screw rod 34 is arranged at the bottom of the swinging bracket 40, a Y-axis drive motor (not shown) which is arranged on the X-axis translation frame 23 and drives the Y-axis screw rod 34 to rotate, in this embodiment, the Y-axis driving motor is a servo motor, a motor protective cover for protecting the Y-axis driving motor is provided on the X-axis translation frame 23, and the Y-axis lead screw 34 is connected to the Y-axis driving motor through a coupling; a Y-axis organ shield (not shown) for shielding the Y-axis translation unit is provided on the X-axis translation frame 23.

More than one oscillating rod 41 is rotatably arranged on the oscillating support 40, in the embodiment, the number of the oscillating rods 41 is two, the oscillating rods 41 are arranged along the X-axis direction of the oscillating support 40, the oscillating rods 41 are arranged on the oscillating support 40 through bearings, one end of each oscillating rod 41 extends out of the oscillating support 40, an oscillating driving device 42 for driving the oscillating rods 41 to rotate is arranged on the oscillating support 40, in the embodiment, the oscillating driving device 42 comprises a worm wheel 420 arranged at one end of each oscillating rod 41 extending out of the oscillating support 40, a worm 421 for driving the worm wheel 420 to rotate is arranged on the oscillating support 40, in the embodiment, the worm 421 can simultaneously drive the two worm wheels 420 to rotate, in addition, a worm driving motor for driving the worm 421 to rotate is arranged at one end of the worm 421, in the embodiment, the worm driving motor is a servo motor 422, a planetary reducer 423 is arranged on an output shaft of the servo motor 422, the worm 421 is connected to the planetary reducer 423 through a quincunx coupling 424.

When the servo motor 422 is activated, the worm 421 can drive the worm wheel 420 to rotate, the swing rod 41 and the worm wheel 420 rotate synchronously, and the swing rod 41 can rotate clockwise or counterclockwise by controlling the forward and reverse rotation of the servo motor 422.

More than one rotating assembly 43 is arranged on the oscillating rod 41, in the embodiment, the number of the rotating assemblies 43 is three, the three rotating assemblies 43 are uniformly distributed on the oscillating rod 41 at intervals, and the rotating assemblies 43 comprise rotating platforms 430 arranged on the oscillating rod; the output shaft of the rotary platform 43 is provided with a clamp 431, the clamp 431 is provided with a vacuum adsorption groove 4310, and when the rotary platform works, the vacuum adsorption groove 4310 is communicated with a vacuumizing device to adsorb a workpiece to be processed; a rotary platform waterproof jacket 432 is arranged between the clamp 431 and the rotary platform 430 to prevent polishing liquid from entering the rotary platform 43; in this embodiment, the rotary platform 43 is fixed to the swing lever 41 by the rotary platform pad 433, and the rotary platform 43 is provided with a rotation driving motor 434 for driving the input shaft of the rotary platform 43 to rotate, in this embodiment, the rotation driving motor is a servo motor, and the swing lever 41 is further provided with a rotation driving motor sealing waterproof cover 435 for protecting the servo motor; a connection reinforcement block 436 is further provided on the swing lever 41, and the connection reinforcement block 436 serves to reinforce the connection of the rotary platform 430 to the swing lever 41.

A waterproof shield assembly 44 is arranged on the swing bracket 40, in the embodiment, the waterproof shield assembly 44 comprises a foldable organ cover 440, the horizontal cross section of the organ cover 440 is consistent with the horizontal cross section of the swing bracket 40, and the bottom end of the organ cover 440 is fixedly connected with the top end of the swing bracket 40; in the present embodiment, the organ cover lifting driving device is an organ cover lifting driving cylinder 441, a cylinder body of the organ cover lifting driving cylinder 441 is fixed to the swing bracket 40, a piston rod of the organ cover lifting driving cylinder 441 is connected to the top end of the organ cover 440, and in order to enhance the stability of the organ cover lifting driving cylinder 441 in driving the organ cover 440 to lift, organ cover reinforcing bars 442 are disposed on both sides of the organ cover 440 in the X-axis direction.

A spindle holder 5 is provided on the frame 1, a spindle lifting device 51 is provided on the spindle holder 5, and one or more spindle units 52 corresponding to the rotary unit 43 are provided on the spindle lifting device 51.

The main shaft lifting device 51 comprises more than one group of main shaft sliding components arranged on the main shaft bracket 5; the spindle lifting device 51 further comprises a spindle lifting driving device arranged on the spindle support 5, in this embodiment, the spindle support 5 comprises two vertical supports 501 and a transverse support 502, two ends of the transverse support 502 are respectively fixedly connected with the top ends of the vertical supports 501, the bottom ends of the vertical supports 501 are fixedly connected with the substrate 100, and a spindle substrate 500 is arranged on the top of the transverse support 502.

The spindle sliding assembly comprises more than one guide sleeve 510 arranged on the spindle base plate 500, in the embodiment, the number of the guide sleeves 510 is four, the four guide sleeves 510 are arranged on the spindle base plate 500 in a rectangular shape, a guide pillar 511 is arranged in each guide sleeve 510, an upper mounting plate 512 is arranged at the top end of each guide pillar 511, a lower mounting plate 513 is arranged at the bottom end of each guide pillar 511, and buffer gaskets 514 penetrating through the guide pillars 511 are arranged on the top surface of the spindle base plate 500 and the top surface of each lower mounting plate 513; the main shaft lifting driving device comprises a main shaft lifting nut 515 arranged on the main shaft bracket 5 and a main shaft lifting driving motor 516 arranged on the upper mounting plate 512, a main shaft lifting screw 517 is arranged on an output shaft of the main shaft lifting driving motor 516, and the main shaft lifting screw 517 is matched with the main shaft lifting nut 515; in this embodiment, the spindle lifting nut 515 is fixed to the spindle base plate 500; the main shaft lifting driving motor 516 selects a servo motor, the main shaft lifting driving motor 516 is fixed on the top surface of the upper mounting plate 512 through a motor bracket 518, and a main shaft lifting screw 517 is connected with an output shaft of the main shaft lifting driving motor 516 through a coupler; ball screw supporting seats 519 coaxial with the spindle lifting screw 517 are arranged on the upper mounting plate 512 and the lower mounting plate 513, and the spindle lifting screw 517 penetrates through the ball screw supporting seats 519.

According to the arrangement, the four sets of guide columns and guide sleeves are matched to enable the lifting of the spindle assembly 52 to be more accurate, and as the spindle lifting nut 515 is fixed on the spindle base plate 500, when the spindle lifting driving motor 516 drives the spindle lifting screw 517 to rotate, the lifting of the spindle assembly 52 can be achieved.

The spindle assembly 52 is disposed on the lower mounting plate 513, in this embodiment, the number of the spindle assemblies 52 is six, and the spindle assemblies 52 correspond to the rotating assemblies 43 one by one, the spindle assembly 52 includes a spindle mounting seat 520 disposed on the lower mounting plate 513, a spindle motor 521 is disposed on the spindle mounting seat 520, an output shaft of the spindle motor 521 is a hollow shaft, a polishing head assembly 522 is disposed at a bottom end of the output shaft of the spindle motor 521, the polishing head assembly 522 includes a polishing head mounting seat 5221 disposed on the output shaft of the spindle motor 521, and a polishing head 5222 is disposed on the polishing head mounting seat 5221, in this embodiment, the spindle mounting seat 520 is fixed at the bottom of the lower mounting plate 513 by a connecting column 523, a first spindle fixing seat 524 is fixedly disposed on one side of a top surface of the spindle mounting seat 520 by a bolt, a second spindle fixing seat 525 is disposed on the other side of the top surface of the spindle mounting seat 520, and the second spindle fixing seat 525 is connected to the first spindle fixing seat 524 by a bolt, this arrangement facilitates the disassembly and assembly of the spindle motor 521; three or more polishing head fixing posts 5223 are uniformly provided on the bottom surface of the polishing head mounting seat 5221, centered on the axial center of the spindle motor 521, and in this embodiment, the number of the polishing head fixing posts 5223 is four; a polishing head fixing hole 5225 corresponding to the polishing head fixing post 5223 is formed in the polishing head 5222, and the polishing head fixing post 5223 is in interference fit with the polishing head fixing hole 5225, in this embodiment, the polishing head 5222 is a silica gel polishing head, and a polishing sheet 5224 is bonded to the bottom of the polishing head 5222; through holes are provided in the rotational centers of the polishing head mount 5221, the polishing head 5222 and the polishing sheet 5224.

The five-axis linkage polishing machine further comprises a polishing solution circulating system 6, as shown in fig. 6, the polishing solution circulating system 6 comprises a rotary joint 60 arranged at the top of the output shaft of the spindle motor 521, the rotary joint 60 is mature in the prior art, and the specific structure thereof is not described herein, and the rotary joint 60 can continuously provide polishing solution into the output shaft of the spindle motor 521 when the spindle motor 521 works; as shown in fig. 4 and 9, the polishing solution circulation system 6 includes a water receiving tank 61 disposed at the bottom of the swing bracket 40, in this embodiment, the bottom plate of the water receiving tank 61 is disposed obliquely, and a water leaking pipe 611 is disposed at the bottom of the bottom plate; the polishing solution circulating system 6 comprises a liquid storage tank 62 which is arranged on the frame 1 and is positioned below the water receiving tank, in the embodiment, the liquid storage tank 62 is independently arranged, a polishing solution stirring device 63 and a water pump 64 are arranged on the liquid storage tank 62, the water outlet of the water pump 64 is connected with the rotary joint 60 through a water pipe, and a water leakage pipe 611 of the water receiving tank 61 is connected with the liquid storage tank 62 through a water pipe; in this embodiment, the polishing solution stirring device 63 includes a stirring motor 630 disposed at the top of the liquid storage tank 62, a stirring transmission shaft 631 is disposed on an output shaft of the stirring motor 630, a stirring blade 632 is disposed at the bottom end of the stirring transmission shaft 631, and the stirring motor 630 drives the stirring blade 632 to rotate, so as to stir the polishing solution and prevent the polishing solution from depositing in a layered manner.

When the polishing solution circulating system 6 works, the polishing solution pumped by the water pump 64 reaches the rotary joint 60 at the top of the output shaft of the spindle motor 521 through the water pipe, and then reaches the surface of the workpiece to be processed through the output shaft of the spindle motor 521, the polishing head mounting seat 5221, the polishing head 5222 and the polishing sheet 5224, and then falls into the water receiving tank 61, flows out of the water leakage pipe 611, and flows back to the liquid storage tank 62 along the water pipe to form circulation.

An integral shield assembly 7 is arranged on the frame 1, and the integral shield assembly 7 comprises a left frame 71 arranged on the left side of the frame 1; a right frame (not shown) provided on the right side of the frame 1; a rear frame (not shown) provided at the rear side of the frame 1 for connecting the left frame 71 and the right frame; a front frame 74 provided at the front side of the frame 1 for connecting the left and right frames; a top frame 75 provided on top of the left frame 71, the right frame, the rear frame, and the front frame 74; access doors are arranged on the left frame 71, the right frame and the rear frame; a folding door is provided on the front frame 74; a transparent organic glass plate is arranged on the integral shield assembly except for the access door and the folding door; a main electrical box (not shown) is provided within the unitary shield assembly; an operation control box assembly 76 is arranged on the front frame 74, and the operation control box assembly 76 comprises a display screen, a power switch, an emergency stop switch, an indicator light and the like; the X-axis drive motor 26, the Y-axis drive motor, the servo motor 422, the rotation drive motor 434, the spindle motor 521, the spindle elevation drive motor 516, the water pump 64, and the agitation motor 630 are electrically connected to a main box, which is electrically connected to the operation control box assembly 76.

Claims

1. The utility model provides a five-axis linkage burnishing machine, includes the frame, is equipped with X axle translation subassembly in the frame, is equipped with Y axle translation subassembly, its characterized in that on X axle translation subassembly: the Y-axis translation assembly is provided with a swinging and rotating assembly, the swinging and rotating assembly comprises a swinging bracket arranged on the Y-axis translation assembly, more than one swinging rod is rotatably arranged on the swinging bracket, more than one fixed workpiece and a rotating assembly for driving the workpiece to rotate are arranged on the swinging rod, and a swinging driving device for driving the swinging rod to rotate is also arranged on the swinging bracket;

2. The five-axis linkage polishing machine according to claim 1, characterized in that: the rotating assembly comprises a rotating platform arranged on the swinging rod, a clamp is arranged on an output shaft of the rotating platform, and a self-rotation driving motor for driving an input shaft of the rotating platform to rotate is arranged on the rotating platform.

3. The five-axis linkage polishing machine according to claim 1, characterized in that: the swing driving device comprises a worm wheel which is arranged on the swing rod and is concentric with the rotation center of the swing rod, a worm which is meshed with the worm wheel is arranged on the swing bracket, and a worm driving motor which drives the worm to rotate is further arranged at one end of the worm.

4. The five-axis linkage polishing machine according to claim 1, characterized in that: the main shaft lifting device comprises more than one group of main shaft sliding components arranged on the main shaft bracket; the main shaft lifting device also comprises a main shaft lifting driving device arranged on the main shaft bracket.

5. The five-axis linkage polishing machine according to claim 4, characterized in that: the main shaft sliding assembly comprises more than one guide sleeve arranged on a main shaft bracket, a guide pillar is arranged in the guide sleeve, an upper mounting plate is arranged at the top end of the guide pillar, and a lower mounting plate is arranged at the bottom end of the guide pillar; the main shaft lifting driving device comprises a main shaft lifting nut arranged on the main shaft bracket and a main shaft lifting driving motor arranged on the upper mounting plate, a main shaft lifting screw rod is arranged on an output shaft of the main shaft lifting driving motor, and the main shaft lifting screw rod is matched with the main shaft lifting nut; the main shaft assembly is arranged on the lower mounting plate.

6. The five-axis linkage polishing machine according to claim 1, characterized in that: the spindle assembly comprises a spindle mounting seat arranged on the lower mounting plate, a spindle motor is arranged on the spindle mounting seat, an output shaft of the spindle motor is a hollow shaft, a polishing head assembly is arranged at the bottom end of the output shaft of the spindle motor, the polishing head assembly comprises a polishing head mounting seat arranged on the output shaft of the spindle motor, and a polishing head is arranged on the polishing head mounting seat.

7. The five-axis linkage polishing machine according to claim 1, characterized in that: the X-axis translation assembly comprises more than two X-axis slide rails which are arranged in parallel along the X-axis direction of the rack, more than one X-axis slide block is arranged on a single X-axis slide rail, an X-axis translation frame is arranged on the X-axis slide block, an X-axis screw rod parallel to the X-axis slide rails is arranged on the rack, an X-axis nut matched with the X-axis screw rod is arranged on the X-axis translation frame, and an X-axis driving motor for driving the X-axis screw rod to rotate is arranged on the rack;

8. The five-axis linkage polishing machine according to claim 6, characterized in that: the polishing solution circulating system comprises a rotary joint arranged at the top of the output shaft of the spindle motor; a water receiving tank arranged at the bottom of the swing bracket; a liquid storage tank arranged on the frame and positioned below the water receiving tank; the polishing solution stirring device is arranged on the liquid storage tank, the water outlet of the water pump is connected with the rotary joint through a water pipe, and the water receiving tank is communicated with the liquid storage tank.

9. The five-axis linkage polishing machine according to claim 1, characterized in that: a waterproof shield assembly is arranged on the swing support and comprises a foldable organ cover, the horizontal cross section of the organ cover is consistent with the horizontal cross section of the swing support, and the bottom end of the organ cover is fixedly connected with the top end of the swing support; and an organ cover lifting driving device for driving the top end of the organ cover to lift is arranged on the swinging bracket.

10. The five-axis linkage polishing machine according to claim 1, characterized in that: the integral shield assembly is arranged on the rack and comprises a left frame arranged on the left side of the rack; a right frame arranged on the right side of the frame; a rear frame disposed at the rear side of the frame for connecting the left frame and the right frame; a front frame arranged at the front side of the frame and used for connecting the left frame and the right frame; a top frame arranged on the top of the left frame, the right frame, the rear frame and the front frame; access doors are arranged on the left frame, the right frame and the rear frame; a folding door is arranged on the front frame; a transparent organic glass plate is arranged on the integral shield assembly except for the access door and the folding door; a main box is arranged in the integral shield assembly; an operation control box component is arranged on the front frame.