CN217647953U

CN217647953U - Positioner is used in spheroid processing

Info

Publication number: CN217647953U
Application number: CN202221150626.7U
Authority: CN
Inventors: 王波; 高铁军; 王颖
Original assignee: Shenyang Xinbert General Equipment Manufacturing Co ltd
Current assignee: Shenyang Xinbert General Equipment Manufacturing Co ltd
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-10-25
Anticipated expiration: 2032-05-13

Abstract

The utility model provides a positioner is used in spheroid processing, the work piece processing technology field that belongs to, comprising a base plate, the lateral wall fixed mounting of bottom plate has first sleeve, the lateral wall fixed mounting of fixture block has the one end of slide bar, the other end fixed mounting of slide bar has the joint board, the slide bar runs through in first telescopic inner chamber and extends to the outside, first spring housing is established at the lateral wall of slide bar, when processing spheroid work piece, the output shaft of motor drives the gear rotation of surface, make the tooth of circumference drive the surface rotation of second sleeve at the bottom plate, make the arc of arc piece extrude in the face of the fixture block, it is fixed to the spheroid centre gripping through three curved joint board, the stability of spheroid work piece has been guaranteed, thereby the quality of spheroid work piece processing has been improved, rotate the telescopic angle of second according to the specification of spheroid work piece, thereby can fix a position the centre gripping with the spheroid work piece of different specifications, and has the practicality.

Description

Positioner is used in spheroid processing

Technical Field

The utility model belongs to the technical field of the work piece processing, concretely relates to positioner is used in spheroid processing.

Background

The machining is a process of changing the external dimension or performance of a workpiece through a mechanical device, machines required for machining are a digital display milling machine, a digital display forming grinding machine, a digital display lathe, an electric spark machine, a universal grinding machine, a machining center, laser welding, medium wire feeding, fast wire feeding, slow wire feeding, an external grinding machine, an internal grinding machine, a precision lathe and the like, machining of precision parts can be carried out, such machining of the precision parts excelling in such machining as turning, milling, planing, grinding and the like, various parts with irregular shapes can be machined, along with the rapid development of modern machining, the machining technology develops rapidly, a plurality of advanced machining technical methods such as a micro machining technology, a rapid forming technology, a precision ultra-precision machining technology and the like are gradually emerged, and for spherical workpieces, due to the smoothness of the surface, if the stability of the workpieces cannot be guaranteed, the machining quality can be influenced, and a positioning device for spherical machining is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the spheroid work piece processing location scheduling problem that exists among the above-mentioned prior art, the utility model provides a positioner is used in spheroid processing adopts adjustment mechanism to combine location latch mechanism to reach the effect that the spheroid work piece stably processed. The specific technical scheme is as follows:

the utility model provides a positioner is used in ball processing, includes the bottom plate, the lateral wall fixed mounting of bottom plate has first sleeve, the lateral wall cover of first sleeve is equipped with the second sleeve, the second sleeve rotates to be connected the lateral wall of bottom plate, the fixed mounting of the even symmetry of first telescopic lateral wall has the one end of first spring, the other end fixedly connected with fixture block of first spring, the lateral wall fixed mounting of fixture block has the one end of slide bar, the other end fixed mounting of slide bar has the joint board, the slide bar run through in first telescopic inner chamber extends to the outside, first spring housing is established the lateral wall of slide bar, the even a plurality of teeth that are provided with of second telescopic lateral wall circumference, the lateral wall fixed mounting of bottom plate has the motor, the gear has been cup jointed to the lateral wall of motor output shaft, gear and a plurality of the tooth meshes mutually, the even fixed mounting of second sleeve circumference inside wall has the arc piece.

Additionally, the utility model provides an among the above-mentioned technical scheme positioner for spheroid processing can also have following additional technical characteristic:

in the above technical scheme, the fixed mounting of the lateral wall symmetry of bottom plate has the planking, the inside wall fixed mounting of planking has the one end of second spring, the other end fixedly connected with of second spring installs the one end of pole, the other end fixed mounting of installation pole is at the lateral wall of mount pad, the installation pole run through in the lateral wall of planking extends to the outside.

The side wall of the installation rod is symmetrically and fixedly provided with one end of a stabilizer bar, the other end of the stabilizer bar is fixedly provided with a limiting block, and the stabilizer bar penetrates through the side wall of the outer plate and extends to the outside.

And the inner cavity of the mounting seat is symmetrically connected with bolts through threads.

The even fixed mounting of lateral wall circumference of first barrel has the supporting seat, the inner chamber threaded connection of supporting seat has the lead screw, the one end fixed mounting of lead screw has the kicking block, the kicking block laminating is at the lateral wall of connecting plate, the lateral wall fixed mounting of connecting plate has the dog, the fixed mounting of the lateral wall symmetry of connecting plate has the movable rod, the fixed mounting of the lateral wall symmetry of supporting seat has the fixing base, movable rod sliding connection be in the inside wall of fixing base.

The movable groove has been seted up to the lateral wall circumference of bottom plate, the even sliding connection in inner chamber of movable groove has the leading wheel, leading wheel swing joint is at the lateral wall of loose axle, the loose axle sets up the inner chamber at the link, the link fixed mounting be in the telescopic lateral wall of second.

The lateral wall of joint board all fixed mounting have the cushion, the cushion is the elastomer.

The utility model discloses a positioner is used in spheroid processing, compared with prior art, beneficial effect is:

1. when processing the spheroid work piece, the output shaft of motor drives the gear revolve of surface, make the tooth of circumference drive the second sleeve and rotate on the surface of bottom plate, make the arc of arc piece extrude in the face of the fixture block, it is fixed to the spheroid centre gripping through three curved joint board, the stability of spheroid work piece has been guaranteed, thereby the quality of spheroid work piece processing has been improved, rotate the telescopic angle of second according to the specification of spheroid work piece, thereby can fix a position the centre gripping with the spheroid work piece of different specifications, the practicality has, after the processing of spheroid work piece is ended, make the second sleeve drive inboard circumference arc piece to move aside from the surface of fixture block through the drive of motor, then drive the fixture block through the elasticity of first spring and remove, make the fixture block drive the joint board through the slide bar and remove from the surface of spheroid work piece, then take out the spheroid work piece, make the process that the spheroid work piece was taken in processing more convenient, thereby the efficiency of spheroid work piece processing has been improved.

2. When installing the bottom plate, pass through the bolt fastening with two mount pads on suitable position for the bottom plate is more convenient in the installation, and at the in-process that the processing was used, after fixed with the mount pad, the buffer power through inside second spring increase bottom plate makes the process of spheroid work piece processing more stable, has improved the stability of spheroid work piece processing.

3. The stability of the telescopic moving process of the installation rod is improved through the two stabilizer bars, so that the stability of the machining process of the spherical workpiece is ensured.

4. After placing the inside of first barrel with the spheroid work piece, rotate the lead screw in the inside of each supporting seat respectively for each dog joint respectively prevents that the spheroid work piece from dropping on the surface of spheroid work piece, has guaranteed the stability of spheroid work piece course of working, and each lead screw of back rotation respectively after processing, with the kicking block remove from the surface of connecting plate, then remove each dog respectively, then take out the spheroid work piece, conveniently operate, thereby improved operation process's efficiency.

5. When the second sleeve rotates to clamp and position the spherical workpiece, the second sleeve drives the guide wheels to be attached to the inner wall of the movable groove to slide through the three connecting frames, the stability of the rotation process of the second sleeve is improved through the three guide wheels, and the stability of the machining process of the spherical workpiece is guaranteed.

6. Increase the cushion power through a plurality of cushions, avoid causing the damage to spheroid workpiece surface, increase the frictional force of contact surface through the cushion of elastomer to the stability of spheroid workpiece machining process has been improved.

Drawings

Fig. 1 is a schematic structural view of a positioning device for processing a sphere according to the present invention;

fig. 2 is a sectional view of the positioning device for processing a sphere in the direction of a, which is shown in fig. 1;

wherein, the correspondence between the reference numbers and the component names in fig. 1 and fig. 2 is: 1-bottom plate, 2-outer plate, 3-second sleeve, 4-first cylinder, 5-sliding rod, 6-movable groove, 7-tooth, 8-gear, 9-motor, 10-limiting block, 11-clamping plate, 12-fixed seat, 13-movable rod, 14-connecting plate, 15-top block, 16-arc block, 17-supporting seat, 18-lead screw, 19-first spring, 20-guide wheel, 21-movable shaft, 22-connecting frame, 23-cushion block, 24-clamping block, 25-second spring, 26-stop block, 27-stabilizing rod, 28-mounting rod, 29-mounting seat and 30-bolt.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The present invention will be further described with reference to the following detailed description and accompanying fig. 1 and 2, but the present invention is not limited to these embodiments.

Example 1

A positioning device for sphere processing is disclosed, as shown in fig. 1 and fig. 2, comprising a bottom plate 1, a first sleeve 4 is fixedly installed on the side wall of the bottom plate 1, the first sleeve 4 is vertically and fixedly installed on the front surface of the bottom plate 1, the first sleeve 4 is of a hollow tube structure, a second sleeve 3 is sleeved on the outer side wall of the first sleeve 4, the second sleeve 3 is rotatably connected to the side wall of the bottom plate 1, the second sleeve 3 is sleeved on the outer surface of the first sleeve 4, the second sleeve 3 is embedded on the front surface of the bottom plate 1 and is located outside the first sleeve 4, so that the second sleeve 3 rotates outside the first sleeve 4, one end of a first spring 19 is uniformly and symmetrically fixedly installed on the side wall of the first sleeve 4, a clamping block 24 is fixedly connected to the other end of the first spring 19, one end of a sliding rod 5 is fixedly installed on the side wall of the clamping block 24, a clamping plate 11 is fixedly installed on the other end of the sliding rod 5, the sliding rod 5 penetrates through the inner cavity of the first sleeve 4 and extends to the outside, the first spring 19 is sleeved on the outer side wall of the sliding rod 5, the outer side surface of the first sleeve 4 is sequentially and symmetrically fixedly connected with the clamping block 24 through the first spring 19, the clamping block 24 is hemispherical, the arc surface of the clamping block 24 is subjected to smoothing treatment, the friction force is reduced through the smooth arc surface, the smoothness of the sliding process is improved, the sliding rod 5 slides in a through hole with the first sleeve 4, the first spring 19 is attached to the outer surface of the sliding rod 5 in a telescopic sliding mode, the clamping plate 11 is an arc-shaped plate, the arc-shaped plate has an arc degree which is convenient for clamping a sphere, a plurality of teeth 7 are uniformly arranged on the outer side wall of the second sleeve 3 in the circumferential direction, a circle of teeth 7 are arranged on the outer surface of the second sleeve 3 in the circumferential direction, the motor 9 is fixedly installed on the side wall of the bottom plate 1, and the outer side wall of an output shaft of the motor 9 is sleeved with a gear 8, the gear 8 is meshed with a plurality of teeth 7, the motor 9 is fixedly installed on the front surface of the bottom plate 1, the output shaft of the motor 9 is ensured to be vertical to the surface of the bottom plate 1, the gear 8 is fixedly connected to the outer surface of the output shaft of the motor 9 through a central through hole, so that the motor 9 drives the gear 8 to rotate, a speed reducer is arranged in the motor 9, the motor 9 is electrically connected with an external power supply through a wire, the position of the motor 9 ensures that the gear 8 is meshed with the teeth 7 on the outer surface of the second sleeve 3, arc-shaped blocks 16 are fixedly installed on the inner side wall of the second sleeve 3 in a circumferential direction, the outer surfaces of the arc-shaped blocks 16 are arc-shaped, the arc-shaped surfaces are subjected to smooth treatment, the smoothness of the sliding process is improved, when the spherical workpiece is processed, the spherical workpiece is placed in the first sleeve 4 and positioned among the three clamping plates 11, and then the motor 9 is connected with the power supply through the controller, the output shaft of the motor 9 drives the gear 8 on the outer surface to rotate, the rotating gear 8 is meshed with the teeth 7 through the teeth on the outer surface, the circumferential teeth 7 drive the second sleeve 3 to rotate on the surface of the bottom plate 1, the rotating second sleeve 3 drives the arc-shaped block 16 on the inner side circumferential direction to rotate to a position contacting with the clamping block 24, the arc surface of the arc-shaped block 16 is extruded towards the clamping block 24, the clamping block 24 drives the sliding rod 5 to slide in the through hole, meanwhile, the sliding rod 5 drives the clamping plate 11 to move, the three clamping plates 11 simultaneously move towards the direction of the sphere workpiece, meanwhile, the first spring 19 is compressed and generates elasticity along with the extrusion of the clamping block 24, when the three clamping plates 11 are simultaneously clamped on the surface of the sphere workpiece, the motor 9 is paused, the sphere is clamped and fixed through the three arc-shaped clamping plates 11, and the stability of the sphere workpiece is ensured, thereby the quality of spheroid work piece processing has been improved, the angle of second sleeve 3 is rotated according to the specification of spheroid work piece, thereby can fix a position the centre gripping with the spheroid work piece of different specifications, and has the practicality, after spheroid work piece processing, once more with motor 9 access power, drive through motor 9 makes second sleeve 3 drive the inboard circumference arc piece 16 and remove from the surface of fixture block 24, then drive fixture block 24 through first spring 19's elasticity and remove, make fixture block 24 drive the surface of clamping plate 11 from the spheroid work piece through slide bar 5 and remove, then take out the spheroid work piece, make the process that the spheroid work piece was taken in processing more convenient, thereby the efficiency of spheroid work piece processing has been improved.

The fixed mounting of the lateral wall symmetry of bottom plate 1 has planking 2, the inside wall fixed mounting of planking 2 has the one end of second spring 25, the other end fixedly connected with of second spring 25 installs the one end of pole 28, the other end fixed mounting of installation pole 28 is at the lateral wall of mount pad 29, installation pole 28 runs through in the lateral wall of planking 2 and extends to the outside, fixed mounting planking 2 at the equal symmetry in bottom plate 1's left and right sides surface, the inboard surface of planking 2 is connected with installation pole 28 through second spring 25, installation pole 28 slides in the through-hole with planking 2, installation pole you 28 extend the surface at mount pad 29 of that end vertically of planking 2, when installing bottom plate 1, pass through bolt 30 with two mount pads 29 and fix in suitable position, make bottom plate 1 more convenient when the installation, in-process use, after fixing mount pad 29, increase bottom plate 1's cushion power through inside second spring 25, make the process of sphere work piece processing more stable, the stability of sphere work piece processing has been improved.

The lateral wall of installation pole 28 is symmetrical fixed mounting has the one end of stabilizer bar 27, the other end fixed mounting of stabilizer bar 27 has stopper 10, stabilizer bar 27 runs through in the lateral wall of planking 2 and extends to outside, stabilizer bar 27 slides in the through-hole with planking 2, make when the flexible removal of second spring 25, make installation pole 28 drive two stabilizer bars 27 slide in the through-hole with planking 2 simultaneously, the stability of the flexible removal process of installation pole 28 has been improved through two stabilizer bars 27, thereby the stability of spheroid work piece course of working has been guaranteed.

The screw thread connection that the inner chamber of mount pad 29 is symmetrical has bolt 30, installs mount pad 29 through two bolts 30 for it is more convenient when installing.

Even fixed mounting in lateral wall circumference of first barrel 4 has supporting seat 17, the inner chamber threaded connection of supporting seat 17 has lead screw 18, the one end fixed mounting of lead screw 18 has kicking block 15, the laminating of kicking block 15 is at the lateral wall of connecting plate 14, the lateral wall fixed mounting of connecting plate 14 has dog 26, the fixed mounting of the lateral wall symmetry of connecting plate 14 has movable rod 13, the fixed mounting of the lateral wall symmetry of supporting seat 17 has fixing base 12, movable rod 13 sliding connection is at the inside wall of fixing base 12, the perforation inner wall at fixing base 12 inner chamber all sets up the damping, increase the frictional force of movable rod 13, improve the stability of dog 26, a plurality of supporting seats 17 of fixed mounting in the front surface circumference of first barrel 4, fixed mounting fixing base 12 at the equal symmetry in every supporting seat 17 both sides surface, set up the perforation at the inner chamber of fixing base 12, make movable rod 13 along the inner wall laminating slip of fixing base 12, after placing first barrel 4 with the spheroid, respectively at the inside rotation lead screw 18 of each supporting seat 17, make lead screw 18 drive hemispherical kicking block 15 laminating promote connecting plate 14 to move the removal of spheroid respectively along the inner wall of movable rod 12, make things convenient for the slider to remove the spheroid and remove the efficiency of the slider after the slider 14, then each work piece operation process of removal of the spheroid respectively, make things convenient for the work piece 14.

The movable groove 6 has been seted up to bottom plate 1's lateral wall circumference, set up a week movable groove 6 on the front surface of bottom plate 1 and with the corresponding position of second sleeve 3, the even sliding connection in inner chamber of movable groove 6 has leading wheel 20, leading wheel 20 swing joint is at the lateral wall of loose axle 21, loose axle 21 sets up the inner chamber at link 22, link 22 fixed mounting is at the lateral wall of second sleeve 3, a plurality of links 22 of circumference are installed on the surface of second sleeve 3 and the position that corresponds with movable groove 6, equal fixed mounting loose axle 21 in link 22's inside, leading wheel 20 is established at the surface of loose axle 21 through the perforation movable sleeve at center, make leading wheel 20 rotate as the center with loose axle 21, when 3 pairs of spheroid work piece centre gripping location through pivoted second sleeve, make second sleeve 3 drive the laminating of leading wheel 20 through three link 22 simultaneously and slide at the inner wall of movable groove 6, the stability of second sleeve 3 rotation process has been improved through three leading wheel 20, thereby the stability of spheroid work piece course has been guaranteed.

The equal fixed mounting of lateral wall of joint board 11 has cushion 23, and cushion 23 is the elastomer, and the cushion 23 of a plurality of elastomers of even fixed mounting respectively of the opposite face of three joint board 11 increases the cushion power through a plurality of cushions 23, avoids causing the damage to spheroid workpiece surface, and cushion 23 through the elastomer increases the frictional force of contact surface to the stability of spheroid work piece course of working has been improved.

This embodiment is a positioner for spheroid processing, theory of operation is: when the bottom plate 1 is installed, two mounting seats 29 are fixed in proper positions through bolts 30, then a ball workpiece is placed inside the first sleeve 4 and located between the three clamping plates 11, then the motor 9 is powered on through the controller, so that the output shaft of the motor 9 drives the gear 8 on the outer surface to rotate, the rotating gear 8 is engaged with the teeth 7 through the teeth on the outer surface, so that the circumferential teeth 7 drive the second sleeve 3 to rotate on the surface of the bottom plate 1, so that the rotating second sleeve 3 drives the arc blocks 16 on the inner circumferential side to rotate to positions in contact with the clamping blocks 24, so that the arc surfaces of the arc blocks 16 are pressed against the clamping blocks 24, so that the clamping blocks 24 drive the sliding rods 5 to slide in the through holes, while the sliding rods 5 drive the clamping plates 11 to move, so that the three clamping plates 11 move towards the ball workpiece simultaneously, at the same time, the first springs 19 are compressed and generate elastic force along with the pressing of the clamping blocks 24, when the three clamping plates 11 are simultaneously clamped on the surfaces of the ball workpiece, the surfaces, the motor 9 is suspended, the ball clamping plates 11 are clamped and fixed by clamping plates 11, so that the surfaces of the clamping blocks 14 are respectively clamped on the surfaces of the inner surfaces of the semi-spherical blocks 18, so that the surfaces of the sliding blocks 14 of the supporting seats 18 respectively, so that the motor 14 are pushed by the surfaces of the movable top blocks 14, the movable blocks 14, the surfaces of the movable rods 14, the movable top blocks 14, the movable rods 14, the movable top plates 14, the movable top plates 14 are moved along the surfaces of the screw rod 14, the inner wall 14, the movable top plates 14, then, the latch 24 is moved by the elastic force of the first spring 19, so that the latch 24 moves the latch plate 11 away from the surface of the sphere workpiece by the slide rod 5, and then the sphere workpiece is taken out.

In the description of the present invention, the terms "plurality" or "a plurality" refer to two or more, and unless otherwise specifically limited, the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, the terms "one embodiment," "some embodiments," "specific embodiments," and the like, are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In the present disclosure, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a positioner is used in spheroid processing, includes bottom plate (1), its characterized in that: the utility model discloses a gear coupling structure, including bottom plate (1), lateral wall fixed mounting of bottom plate (1) has first sleeve (4), the lateral wall cover of first sleeve (4) is equipped with second sleeve (3), second sleeve (3) rotate to be connected the lateral wall of bottom plate (1), the fixed mounting of the even symmetry of lateral wall of first sleeve (4) has the one end of first spring (19), the other end fixedly connected with fixture block (24) of first spring (19), the lateral wall fixed mounting of fixture block (24) has the one end of slide bar (5), the other end fixed mounting of slide bar (5) has joint board (11), slide bar (5) run through in the inner chamber of first sleeve (4) extends to outside, first spring (19) cover is established the lateral wall of slide bar (5), the lateral wall circumference of second sleeve (3) is even is provided with a plurality of tooth (7), the lateral wall fixed mounting of bottom plate (1) has motor (9), the lateral wall of motor (9) output shaft has gear (8), cup joint gear (8) and a plurality of tooth (7) mesh mutually, the even inside wall block of second sleeve (3) is installed to the arc piece.

2. The positioning device for processing the spherical body according to claim 1, wherein the outer plate (2) is symmetrically and fixedly mounted on the side wall of the bottom plate (1), one end of a second spring (25) is fixedly mounted on the inner side wall of the outer plate (2), one end of a mounting rod (28) is fixedly connected to the other end of the second spring (25), the other end of the mounting rod (28) is fixedly mounted on the side wall of the mounting seat (29), and the mounting rod (28) penetrates through the side wall of the outer plate (2) and extends to the outside.

3. The positioning device for processing the spherical body according to claim 2, wherein one end of the stabilizer bar (27) is symmetrically and fixedly installed on the side wall of the installation rod (28), the other end of the stabilizer bar (27) is fixedly installed with the limiting block (10), and the stabilizer bar (27) penetrates through the side wall of the outer plate (2) and extends to the outside.

4. The positioning device for processing the spherical body, as recited in claim 2, characterized in that the inner cavity of the mounting seat (29) is symmetrically and threadedly connected with a bolt (30).

5. The positioning device for processing the spherical body according to claim 1, wherein a supporting seat (17) is fixedly mounted on the side wall of the first sleeve (4) in a circumferential direction uniformly, a lead screw (18) is connected to the inner cavity of the supporting seat (17) in a threaded manner, a top block (15) is fixedly mounted at one end of the lead screw (18), the top block (15) is attached to the side wall of the connecting plate (14), a stop block (26) is fixedly mounted on the side wall of the connecting plate (14), a movable rod (13) is fixedly mounted on the side wall of the connecting plate (14) symmetrically, a fixing seat (12) is fixedly mounted on the side wall of the supporting seat (17) symmetrically, and the movable rod (13) is slidably connected to the inner side wall of the fixing seat (12).

6. The positioning device for processing the spherical body according to claim 1, wherein a movable groove (6) is circumferentially formed in the side wall of the bottom plate (1), a guide wheel (20) is evenly and slidably connected to an inner cavity of the movable groove (6), the guide wheel (20) is movably connected to the outer side wall of a movable shaft (21), the movable shaft (21) is arranged in the inner cavity of a connecting frame (22), and the connecting frame (22) is fixedly installed on the outer side wall of the second sleeve (3).

7. The positioning device for processing the sphere according to claim 1, wherein the side walls of the clamping plate (11) are fixedly provided with cushion blocks (23), and the cushion blocks (23) are elastic bodies.