CN113601347B

CN113601347B - Spherical workpiece polishing device based on machining

Info

Publication number: CN113601347B
Application number: CN202111169805.5A
Authority: CN
Inventors: 顾银军
Original assignee: Nantong Mingpin Machinery Co ltd
Current assignee: Nantong Mingpin Machinery Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2021-12-07
Anticipated expiration: 2041-10-08
Also published as: CN113601347A

Abstract

The invention discloses a spherical workpiece polishing device based on machining, relates to the technical field of polishing devices, and solves the problems that the contact area between a polishing belt and the surface of a sphere and the polishing pressure cannot be guaranteed to be constant, the polishing effect is poor, workers need to polish around the spherical workpiece, and the labor intensity is high when the spherical workpiece is polished by the conventional polishing device. A spherical workpiece polishing device for machining comprises a mounting fixing piece; the installation top seat is fixedly installed at the top of the installation base. When the device is used for polishing a spherical workpiece, the positioning mechanism can control the contact area and the contact pressure of the polishing mechanism on the surface of the spherical workpiece, so that the surface of the spherical workpiece is accurately polished, the spherical workpiece can circularly rotate and lift in the spherical polishing assembly by rotating the lifting assembly, the surface of the spherical workpiece can be circularly and repeatedly polished completely, the polishing effect is good, and the labor intensity is low.

Description

Spherical workpiece polishing device based on machining

Technical Field

The invention belongs to the technical field of polishing devices, and particularly relates to a spherical workpiece polishing device for machining.

Background

The machining method for reducing the roughness of the surface of the workpiece by using a machine to obtain a bright and flat surface is called polishing, the polishing is frequently used in the machining process, and the workpiece can obtain the bright and flat surface after being polished, so that the subsequent assembly or continuous machining is facilitated.

When the existing polishing device polishes curved surface workpieces, particularly spherical workpieces, the polishing surface is not a plane but a curved surface, so that the contact area and polishing pressure between the polishing belt and the surface of a sphere are constant during polishing, the polishing effect is poor, the adaptability is poor, the polishing degree of the polishing surface needs to be noticed all the time when the spherical workpieces are polished manually, workers are required to polish the spherical workpieces, the labor intensity is high, the steps are complex, and the adaptability and the practicability are low.

In view of the above, it is an object of the present invention to provide a polishing apparatus for spherical workpieces for machining, which is improved in view of the conventional structure and defects, and has higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides a spherical workpiece polishing device for machining, which aims to solve the problems that when the conventional polishing device is used for polishing curved workpieces, particularly spherical workpieces, the polishing surface is not a plane but a curved surface, the contact area between a polishing belt and the surface of a sphere and the polishing pressure cannot be guaranteed to be constant during polishing, the polishing effect is poor, the adaptability is poor, the polishing degree of the polishing surface needs to be noticed all the time when the spherical workpieces are polished manually, workers need to polish around the spherical workpieces, the labor intensity is high, the steps are complex, and the adaptability and the practicability are not high.

The invention is based on the purpose and the effect of a spherical workpiece polishing device for machining, and is achieved by the following specific technical means:

a spherical workpiece polishing device for machining comprises a mounting fixing piece;

the mounting and fixing part comprises a mounting top seat and a mounting base, the mounting top seat is fixedly mounted at the top of the mounting base, a spherical polishing component is mounted inside the mounting top seat, and a rotary lifting component is mounted inside the mounting base;

the spherical surface polishing assembly consists of a positioning mechanism and a polishing mechanism, the positioning mechanism comprises a synchronous rod a, a supporting rod and a rolling ball, a rod body of the synchronous rod a is inserted at the top of the mounting top seat, the rolling ball is rotatably connected inside the front end of the supporting rod, and the supporting rod is fixedly connected to the top of the synchronous rod a;

the polishing mechanism comprises a synchronous rod b, an adjusting rod and a polishing device, the synchronous rod b is inserted at the top of the mounting top seat and is arranged on the opposite side of the synchronous rod a, the adjusting rod is inserted at the top of the synchronous rod b, the polishing device comprises a supporting plate, a polishing wheel, a polishing belt and a driving motor, the back side of the supporting plate is rotatably connected to one end of the adjusting rod, the polishing wheel is rotatably connected inside the supporting plate, the polishing belt is mounted on the outer side of the polishing wheel, and the polishing wheel is in transmission connection with the driving motor;

the rotary lifting assembly comprises a lifting platform, a driving gear a, a driving gear b and a lifting motor, the lifting platform is rotatably connected in the installation base, the driving gear a is rotatably connected in the installation base, the driving gear b is rotatably connected in the installation base, the lifting motor is fixedly installed in the installation base, and the lifting motor is in synchronous transmission with the driving gear a through a gear.

Furthermore, the top of installation footstock rotates and is connected with synchronous ring gear, and the top both sides of installation footstock all are equipped with synchronous gear, and the body of rod side of synchronizing bar a and synchronizing bar b all is equipped with synchronous rack, and synchronous rack, synchronous ring gear and synchronous gear's the teeth of a cogwheel interlock transmission.

Further, the side of installation footstock is equipped with the locating piece, and the bracing piece is pegged graft in the inside of locating piece, and the body of rod outside of bracing piece has cup jointed conflict roof spring, and the inside of adjusting the pole has twisted through the screw and has connect adjusting threaded rod, and adjusting threaded rod's middle part rotates the top of connecting at synchronizing bar b, and the body of rod cross-section of adjusting pole and bracing piece is regular polygon design.

Furthermore, the bottom of elevating platform is equipped with the track pole of two symmetries, and the top of drive gear a is equipped with a track section of thick bamboo, and the track pole is pegged graft in the inside of a track section of thick bamboo, and the bottom of elevating platform rotates and is connected with a lift control section of thick bamboo, and the barrel cross-section of a lift control section of thick bamboo is regular polygon design, and the barrel of a lift control section of thick bamboo is pegged graft in the inside of installing the base.

Furthermore, a reciprocating screw rod is arranged at the top of the driving gear b, a rod body of the reciprocating screw rod penetrates through a wheel body of the driving gear a, and the reciprocating screw rod is in transmission connection with the lifting control cylinder.

Furthermore, the inside of installation base still installs the centre gripping subassembly, and the centre gripping subassembly comprises follow-up support, adjusting pressure pole and lifting threaded rod, and follow-up support pegs graft in the inside of installation base, and adjusting pressure pole pegs graft in the inside of follow-up support, and the both ends of the lifting threaded rod body of rod rotate to be connected in the inside of follow-up support.

Furthermore, the body of rod one end of adjusting the depression bar is rotated and is connected with the location briquetting, and the top fixed mounting of elevating platform has fixed briquetting, and follow-up support bottom horizontal pole rotates to be connected in fixed briquetting's block outside.

Furthermore, the body of rod one end of adjusting the depression bar is equipped with the track piece of "T" shape, and the inside lift screw hole that is equipped with of block of track piece, and the lift threaded rod connects in the inside of lift screw hole through body of rod screw thread.

Furthermore, an adaptive top spring is arranged outside the connecting part of the supporting plate and the adjusting rod, and two ends of the adaptive top spring are respectively and fixedly connected to the back side of the supporting plate and the outside of the adjusting rod.

Compared with the prior art, the invention has the following beneficial effects:

1. the device is when polishing ball work piece, positioning mechanism can control polishing mechanism at spheroid workpiece surface's area of contact and contact pressure, thereby guarantee ball workpiece surface's accurate polishing, and can make ball work piece rotate the lift at the inside circulation of sphere polishing subassembly through rotating lifting unit, thereby can be to the surface circulation reciprocal of ball work piece, the complete operation of polishing that carries on, polishing effect is good, degree of automation is high, need not workman real time control, low in labor strength, the flexibility of the device has been improved, adaptability and practicality.

2. Ball work piece passes through the centre gripping subassembly to be fixed in the inside of installation mounting, thereby polish the surface of ball work piece through sphere polishing subassembly, the bottom of follow-up support rotates the outside of connecting at fixed briquetting, thereby make fixed briquetting can use up the fixed to ball work piece with the cooperation of location briquetting, and adjusting compression pole's lift screw hole can be under lifting threaded rod's effect, realize adjusting compression pole's lift removal operation, thereby make the device can adapt to fix the polishing use to the ball work piece of equidimension not, strong adaptability.

3. The positioning mechanism can control the contact area and the contact pressure of the polishing mechanism on the surface of a spherical workpiece, the support rod can press a rolling ball against the surface of the spherical workpiece under the action of a pressing spring, a synchronous rack of the synchronous rod a can synchronously move with the synchronous rod b under the matching action of a synchronous gear and a synchronous toothed ring, namely the synchronous rod a moves inwards and the synchronous rod b also moves inwards, so that the polishing belt of the polishing device is always attached to the surface of the spherical workpiece, meanwhile, when the spherical workpiece is driven to lift by the rotating lifting component, the support rod moves according to the curvature of the spherical surface, and the support rod can drive the synchronous rod b to synchronously move through the synchronous rod a to change the polishing position when moving, so that the polishing belt can be always attached to the surface of the spherical workpiece to polish during polishing, the use is stable, and the accurate polishing of the surface of the spherical workpiece is ensured, the polishing effect is good.

4. The ball-type polishing device comprises a spherical polishing component, a lifting motor, a track cylinder, a track rod, a track cylinder, a fixed pressing block, a clamping component, a lifting motor, a track cylinder, a track rod, a track screw rod, a servo support and a lifting rod, wherein the spherical polishing component can circularly rotate and lift in the spherical polishing component, so that the surface of the spherical polishing component can be circularly reciprocated and integrally polished, the lifting motor can synchronously drive the driving gear a and the driving gear b to rotate, the track cylinder can drive the lifting table to rotate through the track rod when the driving gear a rotates, so that the lifting table can be circularly lifted through the track cylinder when the driving gear b rotates, the outer surface of the spherical polishing component can be uniformly polished in a vertical reciprocating motion, the servo support is inserted in the mounting base, the cross rod at the bottom of the servo support is rotatably connected to the outer part of the fixed pressing block, so that the clamping component can circularly lift along with the rotating lifting component, and the clamping component can not move to cause the phenomenon of clamping failure of the device, the use is stable, the automation degree is high, the real-time control of workers is not needed, and the labor intensity is low.

Drawings

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

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is a schematic structural view of the mounting head and the spherical polishing assembly of the present invention after disassembly.

Fig. 4 is a schematic structural view of the present invention with the mounting base and the rotating lift assembly disassembled.

FIG. 5 is a schematic view of the disassembled clamping assembly of the present invention.

FIG. 6 is a schematic view of the internal structure of the present invention during polishing of the surface of a spherical workpiece.

Fig. 7 is an enlarged structural view of the portion a in fig. 2 according to the present invention.

Fig. 8 is an enlarged structural view of the portion B in fig. 6 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. mounting a fixing piece; 101. installing a top seat; 1011. a synchronizing ring gear; 1012. a synchronizing gear; 1013. positioning blocks; 102. installing a base; 2. a positioning mechanism; 201. a synchronizing bar a; 2011. a synchronous rack; 202. a support bar; 2021. abutting against the top spring; 203. a rolling ball; 3. a polishing mechanism; 301. a synchronizing lever b; 302. adjusting a rod; 3021. adjusting the threaded rod; 33. a polishing device; 331. a support plate; 3311. adapting to a top spring; 332. a polishing wheel; 333. a polishing belt; 334. a drive motor; 4. rotating the lifting assembly; 401. a lifting platform; 4011. a track rod; 4012. a lift control cylinder; 4013. fixing a pressing block; 402. a driving gear a; 4021. a track cylinder; 403. a drive gear b; 4031. a reciprocating screw rod; 404. a lifting motor; 5. a clamping assembly; 501. a follow-up bracket; 502. adjusting the pressure lever; 5021. positioning a pressing block; 5022. a track block; 5023. a lifting threaded hole; 503. Lifting the threaded rod.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 8:

the invention provides a spherical workpiece polishing device for machining, which comprises a mounting and fixing piece 1;

the mounting and fixing member 1 comprises a mounting top seat 101 and a mounting base 102, the mounting top seat 101 is fixedly mounted at the top of the mounting base 102, a spherical polishing component is mounted inside the mounting top seat 101, and a rotary lifting component 4 is mounted inside the mounting base 102;

the spherical polishing component consists of a positioning mechanism 2 and a polishing mechanism 3, and the positioning mechanism 2 can control the contact area and the contact pressure of the polishing mechanism 3 on the surface of a spherical workpiece, so that the surface of the spherical workpiece is accurately polished;

the positioning mechanism 2 comprises a synchronous rod a201, a support rod 202 and a rolling ball 203, wherein the rod body of the synchronous rod a201 is inserted at the top of the installation top seat 101, the rolling ball 203 is rotatably connected inside the front end of the support rod 202, and the support rod 202 is fixedly connected at the top of the synchronous rod a 201;

the polishing mechanism 3 comprises a synchronous rod b301, an adjusting rod 302 and a polishing device 33, wherein the synchronous rod b301 is inserted at the top of the mounting top seat 101 and is arranged at the opposite side of the synchronous rod a201, the adjusting rod 302 is inserted at the top of the synchronous rod b301, the polishing device 33 consists of a supporting plate 331, a polishing wheel 332, a polishing belt 333 and a driving motor 334, the back side of the supporting plate 331 is rotatably connected to one end of the adjusting rod 302, the polishing wheel 332 is rotatably connected inside the supporting plate 331, the polishing belt 333 is installed on the outer side of the polishing wheel 332, and the polishing wheel 332 is in transmission connection with the driving motor 334;

the rotary lifting component 4 comprises a lifting platform 401, a driving gear a402, a driving gear b403 and a lifting motor 404, the lifting platform 401 is rotatably connected inside the installation base 102, the driving gear a402 is rotatably connected inside the installation base 102, the driving gear b403 is rotatably connected inside the installation base 102, the lifting motor 404 is fixedly installed inside the installation base 102, the lifting motor 404 drives the driving gear a402 and the driving gear b403 through synchronous transmission of gears, the ball-shaped workpiece can be circularly rotated and lifted inside the spherical polishing component by rotating the lifting component 4, so that the surface of the ball-shaped workpiece can be circularly reciprocated and completely polished, the polishing effect is good, the automation degree is high, the real-time control of workers is not needed, and the labor intensity is low.

The driving motor 334 and the lifting motor 404 are electrically connected to an external power source and a control device, and the specific structure and the operation principle thereof are the prior art and will not be described herein.

The inside of installation base 102 still installs clamping component 5, clamping component 5 comprises follow-up support 501, adjusting pressure pole 502 and lifting threaded rod 503, follow-up support 501 pegs graft in the inside of installation base 102, and adjusting pressure pole 502 pegs graft in the inside of follow-up support 501, the both ends of the body of rod of lifting threaded rod 503 are rotated and are connected in the inside of follow-up support 501, in use, ball class work piece passes through clamping component 5 and fixes in the inside of installation mounting 1, and ball class work piece can follow the rotation of elevating platform 401 and rotate, thereby can be through the surface finish of burnishing device 33 to ball class work piece.

Wherein, one end of the rod body of the adjusting compression rod 502 is rotatably connected with a positioning pressing block 5021, a fixed pressing block 4013 is fixedly installed at the top of the lifting platform 401, a cross rod at the bottom of the follow-up support 501 is rotatably connected to the outside of a block body of the fixed pressing block 4013, in use, the bottom of the follow-up support 501 is rotatably connected to the outside of the fixed pressing block 4013, so that the fixed pressing block 4013 can be matched with the positioning pressing block 5021 to be used for fixing the ball-type workpieces, one end of the rod body of the adjusting compression rod 502 is provided with a T-shaped track block 5022, a lifting threaded hole 5023 is arranged inside the block body of the track block 5022, the lifting threaded rod 503 is screwed into the lifting threaded hole 5023 through the rod body, the lifting and moving operation of the adjusting compression rod 502 can be realized under the action of the lifting threaded rod 503, so that the device can be suitable for fixing and polishing the ball-type workpieces with different sizes, and the adaptability is strong.

The positioning mechanism 2 can control the contact area and the contact pressure of the polishing mechanism 3 on the surface of the spherical workpiece:

wherein, the top of the top mounting base 101 is rotatably connected with a synchronous gear ring 1011, and both sides of the top mounting base 101 are provided with synchronous gears 1012, the side surfaces of the rod bodies of the synchronous rod a201 and the synchronous rod b301 are provided with synchronous racks 2011, and the synchronous racks 2011, the synchronous gear ring 1011 and the gear teeth of the synchronous gears 1012 are engaged for transmission, in use, the support rod 202 can prop the rolling ball 203 against the surface of the ball-type workpiece under the action of the propping top spring 2021, the synchronous rack 2011 of the synchronous rod a201 can realize synchronous movement with the synchronous rod b301 under the cooperation of the synchronous gears 1012 and the synchronous gear ring 1011, namely, the synchronous rod a201 moves inwards, the synchronous rod b301 also can move inwards, thereby ensuring that the polishing belt 333 of the polishing device 33 is always attached to the surface of the ball-type workpiece, and meanwhile, when the ball-type workpiece is driven by the rotating lifting component 4 to lift up and down, the support rod 202 moves according to the curvature of the surface of the ball-type workpiece, bracing piece 202 can drive synchronizing bar b301 synchronous motion change polishing position through synchronizing bar a201 when removing to make polishing belt 333 laminate all the time and polish on the surface of ball work piece when polishing, it is stable to use, guarantees the accurate polishing on ball work piece surface, and polishing effect is good.

Wherein, the side of installation footstock 101 is equipped with locating piece 1013, and bracing piece 202 pegs graft in the inside of locating piece 1013, conflict top spring 2021 has been cup jointed to the body of rod outside of bracing piece 202, the inside of adjusting the pole 302 has been connect through the screw thread and has been adjusted threaded rod 3021, and the middle part of adjusting threaded rod 3021 rotates and connects at the top of synchronizing bar b301, and the body of rod cross-section of adjusting pole 302 and bracing piece 202 is regular polygon design, in use, bracing piece 202 regular polygon's design makes bracing piece 202 can guarantee that the rolling surface of rolling ball 203 is in the surface of ball work piece all the time, can the free rotation, and adjust the design of pole 302 regular polygon makes polishing belt 333 polish for the surface of ball work piece all the time, and through the polishing pressure of the adjustable polishing belt 333 to ball work piece surface of adjusting threaded rod 3021, it is nimble stable to use.

The rotating lifting component 4 can make the ball workpiece circularly rotate and lift in the spherical surface polishing component, so that the surface of the ball workpiece can be circularly and completely polished:

wherein, the bottom of elevating platform 401 is equipped with the track pole 4011 of two symmetries, and the top of drive gear a402 is equipped with track section of thick bamboo 4021, track pole 4011 pegs graft in the inside of track section of thick bamboo 4021, and the bottom of elevating platform 401 rotates and is connected with lift control section of thick bamboo 4012, lift control section of thick bamboo 4012's barrel cross-section is regular polygon design, and lift control section of thick bamboo 4012's barrel pegs graft in the inside of installation base 102, in use, lift motor 404 can drive gear a402 and drive gear b403 rotation in step, track section of thick bamboo 4021 can drive elevating platform 401 through track pole 4011 when drive gear a402 rotates, thereby realize the polishing of ball class work piece horizontal rotation.

When the driving gear b403 rotates, the reciprocating screw 4031 can drive the lifting platform 401 to circularly lift through the rail cylinder 4021, so that the outer surface of the ball workpiece can be polished uniformly by up-and-down reciprocating movement, and the follow-up support 501 is inserted into the mounting base 102.

In another embodiment, the adaptive top spring 3311 is arranged outside the connecting portion of the supporting plate 331 and the adjusting rod 302, and two ends of the adaptive top spring 3311 are fixedly connected to the back side of the supporting plate 331 and the outside of the adjusting rod 302, respectively, in use, the supporting plate 331 can change the polishing angle along with the change of the polishing surface of the ball workpiece, so as to ensure the contact surface and the contact pressure of the polishing belt 333 and the surface of the ball workpiece to be constant, and further improve the polishing effect of the device on the ball workpiece.

The specific use mode and function of the embodiment are as follows:

in the invention, a ball workpiece is fixed in a clamping assembly 5, the bottom of a follow-up support 501 is rotatably connected to the outside of a fixed pressing block 4013, so that the fixed pressing block 4013 can be matched with a positioning pressing block 5021 to be used for fixing the ball workpiece, a lifting threaded hole 5023 of an adjusting pressing rod 502 can realize the lifting movement operation of the adjusting pressing rod 502 under the action of a lifting threaded rod 503, the device can be suitable for fixing and polishing the ball workpieces with different sizes, the surface of the ball workpiece can be circularly polished by starting the power supplies of a lifting motor 404 and a driving motor 334 after the fixing is finished, a support rod 202 can abut against a rolling ball 203 on the surface 1012 of the ball workpiece under the action of an abutting spring 2021, a synchronous rack 2011 of a synchronous rod a201 can realize the synchronous movement with a synchronous rod b301 under the cooperation action of a synchronous gear and a synchronous toothed ring 1011, namely, the synchronous rod a201 moves inwards, the synchronous rod b301 can move inwards, so that the polishing belt 333 of the polishing device 33 is always attached to the surface of the ball, meanwhile, when the ball workpiece is driven to move up and down by the rotating lifting component 4, the supporting rod 202 moves according to the curvature of the surface of the ball, the supporting rod 202 can drive the synchronous rod b301 to move synchronously through the synchronous rod a201 to change the polishing position when moving, so that the polishing belt 333 can always attach to the surface of the ball workpiece to polish when polishing, and the rotating lifting component 4 can enable the ball workpiece to rotate and lift in the internal circulation of the spherical polishing component, so that the surface of the ball workpiece can be polished in a reciprocating and complete circulation mode, the lifting motor 404 can synchronously drive the driving gear a402 and the driving gear b403 to rotate, the track cylinder 1 can drive the lifting table 401 to rotate through the track rod 4024011 when the driving gear a402 to rotate, thereby realize the polishing of ball work piece horizontal rotation, reciprocal lead screw 4031 can drive the lift of elevating platform 401 circulation through rail section of thick bamboo 4021 when drive gear b403 rotates, thereby realize the even polishing to the external surface of ball work piece up-and-down reciprocating motion, follow-up support 501 pegs graft in the inside of installing base 102, and follow-up support 501 bottom horizontal pole rotates the outside of connecting at fixed briquetting 4013, thereby make centre gripping subassembly 5 can follow and rotate lifting unit 4 circulation lift, the phenomenon that clamping unit 5 can not remove and lead to the device card to die to become invalid can not appear, after the polishing is accomplished the power of closing driving motor 334 and elevator motor 404, the ball work piece that the polishing was good can be taken out from clamping unit 5's inside.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. Spherical work piece burnishing device based on machining usefulness, its characterized in that: comprises a mounting fixture (1);

the mounting and fixing part (1) comprises a mounting top seat (101) and a mounting base (102), the mounting top seat (101) is fixedly mounted at the top of the mounting base (102), a spherical polishing component is mounted inside the mounting top seat (101), and a rotary lifting component (4) is mounted inside the mounting base (102);

the spherical polishing assembly comprises a positioning mechanism (2) and a polishing mechanism (3), the positioning mechanism (2) comprises a synchronous rod a (201), a supporting rod (202) and a rolling ball (203), the rod body of the synchronous rod a (201) is inserted into the top of the mounting top seat (101), the rolling ball (203) is rotatably connected inside the front end of the supporting rod (202), and the supporting rod (202) is fixedly connected to the top of the synchronous rod a (201);

the polishing mechanism (3) comprises a synchronous rod b (301), an adjusting rod (302) and a polishing device (33), the synchronous rod b (301) is inserted into the top of the mounting top seat (101) and arranged on the opposite side of the synchronous rod a (201), the adjusting rod (302) is inserted into the top of the synchronous rod b (301), the polishing device (33) consists of a supporting plate (331), a polishing wheel (332), a polishing belt (333) and a driving motor (334), the back side of the supporting plate (331) is rotatably connected to one end of the adjusting rod (302), the polishing wheel (332) is rotatably connected to the inside of the supporting plate (331), the polishing belt (333) is mounted on the outer side of the polishing wheel (332), and the polishing wheel (332) is in transmission connection with the driving motor (334);

the rotary lifting assembly (4) comprises a lifting platform (401), a driving gear a (402), a driving gear b (403) and a lifting motor (404), the lifting platform (401) is rotatably connected inside the mounting base (102), the driving gear a (402) is rotatably connected inside the mounting base (102), the driving gear b (403) is rotatably connected inside the mounting base (102), the lifting motor (404) is fixedly mounted inside the mounting base (102), and the lifting motor (404) synchronously drives the driving gear a (402) and the driving gear b (403) through gears;

the top of the mounting top seat (101) is rotatably connected with a synchronous gear ring (1011), two sides of the top of the mounting top seat (101) are respectively provided with a synchronous gear (1012), the side surfaces of the synchronous rods a (201) and b (301) are respectively provided with a synchronous rack (2011), and gear teeth of the synchronous rack (2011), the synchronous gear ring (1011) and the synchronous gear (1012) are meshed for transmission;

the bottom of the lifting platform (401) is provided with two symmetrical track rods (4011), the top of the driving gear a (402) is provided with a track cylinder (4021), the track rods (4011) are inserted into the track cylinder (4021), the bottom of the lifting platform (401) is rotatably connected with a lifting control cylinder (4012), the section of the cylinder body of the lifting control cylinder (4012) is in a regular polygon design, and the cylinder body of the lifting control cylinder (4012) is inserted into the installation base (102);

and a reciprocating screw rod (4031) is arranged at the top of the driving gear b (403), a rod body of the reciprocating screw rod (4031) penetrates through a wheel body of the driving gear a (402), and the reciprocating screw rod (4031) is in transmission connection with the lifting control cylinder (4012).

2. A spherical workpiece polishing apparatus for machining according to claim 1, wherein: the side of installation footstock (101) is equipped with locating piece (1013), and bracing piece (202) are pegged graft in the inside of locating piece (1013), and conflict top spring (2021) has been cup jointed to the body of rod outside of bracing piece (202), and the inside of adjusting pole (302) has been screwed through the screw and has been connected adjusting threaded rod (3021), and the middle part of adjusting threaded rod (3021) rotates the top of connecting in synchronizing bar b (301), and the body of rod cross-section of adjusting pole (302) and bracing piece (202) is regular polygon design.

3. A spherical workpiece polishing apparatus for machining according to claim 1, wherein: the clamping assembly (5) is further mounted inside the mounting base (102), the clamping assembly (5) is composed of a follow-up support (501), an adjusting pressure rod (502) and a lifting threaded rod (503), the follow-up support (501) is connected inside the mounting base (102) in an inserting mode, the adjusting pressure rod (502) is connected inside the follow-up support (501) in an inserting mode, and two ends of a rod body of the lifting threaded rod (503) are connected inside the follow-up support (501) in a rotating mode.

4. A spherical workpiece polishing apparatus for machining according to claim 3, wherein: the body of rod one end of adjusting depression bar (502) is rotated and is connected with location briquetting (5021), and the top fixed mounting of elevating platform (401) has fixed briquetting (4013), and follow-up support (501) bottom horizontal pole rotates to be connected in the block outside of fixed briquetting (4013).

5. A spherical workpiece polishing apparatus for machining according to claim 3, wherein: the track piece (5022) that adjust body of rod one end of depression bar (502) and "T" shape, and the block inside of track piece (5022) is equipped with lift screw hole (5023), and lift threaded rod (503) are screwed in the inside of lift screw hole (5023) through body of rod screw thread.

6. A spherical workpiece polishing apparatus for machining according to claim 1, wherein: an adaptive top spring (3311) is arranged outside the connecting part of the supporting plate (331) and the adjusting rod (302), and two ends of the adaptive top spring (3311) are respectively and fixedly connected to the back side of the supporting plate (331) and the outside of the adjusting rod (302).