Spherical surface grinding device

Abstract

The utility model discloses a spherical surface grinding device which comprises a workpiece table and a hemispherical grinding cover, a lifting motor is fixedly installed on one side of the workpiece table through a supporting frame, the bottom end of the lifting motor is connected with a motor installation base through a telescopic shaft, a motor is fixedly installed on the motor installation base, and the grinding cover is installed at the bottom end of the motor through a rotating shaft. And a workpiece table seat is fixedly mounted in the center of the surface of the workpiece table. According to the structure, a spherical workpiece can be fixed by the ejector rods through the electric push rods on the outer side of the periphery of the circular truncated cone, after the spherical workpiece is ground, the handle can be manually held to pull outwards, and the supporting plate can move upwards along the moving sliding rail, so that the spherical workpiece is quickly ejected out of the circular truncated cone, the effect of quickly taking materials is achieved, and the working efficiency is improved. And chippings generated in the grinding process can fall down along the longitudinal sliding groove and can be discharged from the slag discharging opening, residues of the ground chippings are avoided, and the whole device is simple and practical.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal sphere grinding equipment technical field, concretely is a spherical surface grinding device. BACKGROUND

[0002] In valve pressure equipment or air-tight container, spherical surface cooperation is used to realize the sealing requirement of gas (liquid), and the spherical surface of metal ball workpiece needs to be ground to avoid insufficient contact of spherical surface pair to cause leakage, and the upper half spherical surface is ground after the spherical workpiece is placed in the workpiece groove during the processing of spherical workpiece, the spherical workpiece needs to be fixed to avoid rolling in the workpiece groove, and the lower half spherical surface is ground after the upper half spherical surface is ground, the spherical workpiece is not easy to take out manually in the workpiece groove, and the debris is left in the concave surface of the workpiece groove during the grinding process, so the spherical surface grinding device is provided. UTILITY MODEL CONTENTS

[0003] The utility model discloses a spherical surface grinding device to solve the problems in the background art.

[0004] To achieve the above object, the utility model provides the following technical scheme: a spherical surface grinding device, including workpiece table and half spherical grinding cover, one side of the workpiece table is fixedly installed through the support frame and is provided with the lifting motor, and the bottom of the lifting motor is connected with the motor mounting seat through the telescopic shaft, the motor mounting seat is fixedly installed with the motor, the bottom of the motor is installed with the grinding cover through the rotating shaft, and the surface center of the workpiece table is fixedly installed with the workpiece table seat.

[0005] The top of the workpiece table seat is provided with a circular table, the inside of the circular table is concave and spherical, the outer side of the four circumferences of the circular table is fixedly installed with the electric push rod through the supporting plate, the end of the electric push rod is connected with the top rod, and the slot corresponding to the electric push rod is formed in the circular sidewall of the circular table, and the top rod at the end of the electric push rod is arranged towards the slot in the circular sidewall of the circular table.

[0006] The inside of the circular table is provided with a longitudinal sliding groove in the central part of the concave surface, a transverse sliding groove is arranged at the bottom of the longitudinal sliding groove, the inside of the longitudinal sliding groove is provided with a supporting plate, the supporting plate is installed with a supporting block on the top, and the supporting block is located at the central part of the concave surface in the circular table, the outer side of the circular table is provided with a handle, one end of the handle is connected with a pull rod, the central part of the pull rod is provided with a half-section plane area, an inclined sliding rail is fixedly arranged at the half-section plane area, and the surface of the supporting plate is provided with an inclined slot corresponding to the sliding rail.

[0007] Preferably, the spherical workpiece is placed at the concave surface of the circular table.

[0008] Preferably, the lifting motor drives the motor mounting seat to move up and down through the telescopic shaft, and the motor drives the grinding cover to rotate through the rotating shaft, and the inner wall surface of the grinding cover is frosted.

[0009] Preferably, the support plate is slidably connected through the inclined slot and slide rail on the surface, moves upward when the handle is pulled out to the outside of the circular table, and moves downward when the handle is inserted to the inside of the circular table, and the end of the pull rod is fixed through the spring member and the inner wall surface of the transverse sliding groove.

[0010] Beneficial effects

[0011] The spherical grinding device has the following beneficial effects:

[0012] In the structure, the spherical workpiece can be fixed by the top rod through the electric push rod on the outside of the circular table, after the spherical workpiece is ground, the handle can be manually pulled outwards, the support plate moves upward along the moving slide rail, so that the spherical workpiece is quickly ejected from the circular table, the effect of fast material taking is achieved, the debris generated in the grinding process falls along the longitudinal sliding groove and can be discharged from the slag discharge port, the residue of the grinding debris is avoided, and the whole device is simple and practical. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is a whole structure schematic view of the device;

[0014] Fig. 2 It is an internal structure schematic view of the circular table of the device;

[0015] Fig. 3 It is an assembly structure view of the pull rod and the support plate of the device;

[0016] In the drawing: 1, workpiece table; 2, grinding cover; 3, lifting motor; 4, motor mounting seat; 5, motor; 6, workpiece base; 7, circular table; 8, electric push rod; 9, longitudinal sliding groove; 10, transverse sliding groove; 11, support plate; 12, supporting block; 13, handle; 14, pull rod; 15, half-section plane area; 16, slide rail; 17, spherical workpiece; 18, spring member; 19, top rod; 20, slag discharge port. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the device will be clearly and completely described below with reference to the drawings in the embodiments of the device. Obviously, the described embodiments are only part of the embodiments of the device, rather than all the embodiments. Based on the embodiments in the device, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the device.

[0018] Please refer to Figs. 1-3 The utility model provides a technical scheme: a spherical grinding device, including workpiece table 1 and half spherical grinding cover 2, one side of workpiece table 1 is fixedly installed with lifting motor 3 through support frame, the bottom of lifting motor 3 is connected with motor mounting seat 4 through telescopic shaft, motor mounting seat 4 is fixedly installed with motor 5, the bottom of motor 5 is installed with grinding cover 2 through rotating shaft, the surface central place of workpiece table 1 is fixedly installed with workpiece table seat 6;

[0019] The top of workpiece table seat 6 is provided with circular table 7, the inside of circular table 7 is recessed spherical, and the outer side of the four circumferences of circular table 7 is fixedly installed with electric push rod 8 through supporting plate, the end of electric push rod 8 is connected with top rod 19, and the circular sidewall of circular table 7 is provided with the notch corresponding to electric push rod 8, and the top rod 19 at the end of electric push rod 8 is arranged towards the notch on the circular sidewall of circular table 7.

[0020] The inside of circular table 7 is provided with longitudinal sliding groove 9 at the central place of recessed surface, the bottom of longitudinal sliding groove 9 is provided with transverse sliding groove 10, the inside of longitudinal sliding groove 9 is provided with supporting plate 11, supporting plate 11 is installed with supporting block 12 at the top, and supporting block 12 is located at the central place of recessed surface in the inside of circular table 7, the inside of supporting block 12 is recessed, which is convenient for fitting the recessed surface in the inside of circular table 7, the outer side of circular table 7 is provided with handle 13, one end of handle 13 is connected with pull rod 14, the central place of pull rod 14 is provided with half-section plane area 15, and the inclined sliding rail 16 is fixed at half-section plane area 15, and the inner side of the half-section plane area of supporting plate 11 is provided with the inclined notch corresponding to sliding rail 16.

[0021] The spherical workpiece 17 is placed at the recessed surface in the inside of circular table 7, and the spherical workpiece 17 is a metal spherical workpiece such as hard steel ball or steel ball.

[0022] Lifting motor 3 drives motor mounting seat 4 to move up and down through telescopic shaft, motor 5 drives grinding cover 2 to rotate through rotating shaft, and the inner wall surface of grinding cover 2 is frosted, when grinding cover 2 covers the upper hemispherical surface of spherical workpiece 17 placed on the top of circular table 7, grinding cover 2 rotates under the action of motor 5, and the upper half spherical surface of spherical workpiece 17 is ground through the inner wall recessed surface of grinding cover 2.

[0023] Supporting plate 11 is slidably connected with sliding rail 16 through the inclined notch on the inner side, when handle 13 is pulled out to the outer side of circular table 7, supporting plate 11 moves upwards, when handle 13 is inserted to the inner side of circular table 7, supporting plate 11 moves downwards, and the end of pull rod 14 is fixed with the inner wall surface of transverse sliding groove 10 through spring member 18.

[0024] Working principle:

[0025] The utility model discloses a structure is in to the spherical surface of spherical workpiece 17 when grinding, the spherical workpiece 17 is placed into the circular table 7 manually, then through the manual operation circular table 7 around four electric push rod 8 work, drive the jack 19 from the four surface slots of circular table 7 around stretch out to the inside of circular table 7, for the spherical workpiece 17 is fixed in the circular table 7 inside;

[0026] Grinding cover 2 and circular table 7 are in the same longitudinal axis position, grinding cover 2 is located at the top of circular table 7, through the work of lifting motor 3, drive motor mounting seat 4 downward motion, until grinding cover 2 covers on the spherical workpiece 17, then motor 5 through the rotation axis drive grinding cover 2 carries out the rotary motion, by grinding cover 2 to the surface of spherical workpiece 17 carries out grinding polishing operation;

[0027] After grinding the upper half spherical surface of spherical workpiece 17, stop the rotary motion of grinding cover 2, and let grinding cover 2 displace upward, can hold the handle 13 manually and pull to the outside of circular table 7, pull rod 14 moves outward in horizontal sliding slot 10, the spring member 17 of the left end of pull rod 14 is lengthened, when pull rod 14 moves outward to the right side direction, the inclined slot and slide rail 16 of the inner side surface of support plate 11 are matched, will drive support plate 11 to move upward, so that the supporting block 12 of the top end of support plate 11 is jacked out upward from the inside concave center of circular table 7, can play the role of the spherical workpiece 17 is jacked out upward quickly.

[0028] After releasing the handle 13, pull rod 14 will be subjected to the pulling force of spring member 18 and move horizontally to the left, and the slide rail 16 will move horizontally to the left, at this time, the support plate 11 will slide down to the bottom of the inclined surface of the slide rail 16, and the supporting block 12 will reset downward together with the support plate 11;

[0029] The bottom end of the longitudinal sliding slot 9 is communicated with an inclined slag discharge port 20, and the slag discharge port 20 is located at the bottom outer surface of the circular table 7. After the spherical workpiece 17 is ground, most of the metal debris will slide down to the gap between the supporting block 12 and the longitudinal sliding slot 9 in the concave center of the circular table 7, and then fall downward through the longitudinal sliding slot 9, and can be discharged through the inclined slag discharge port 20, avoiding the debris remaining in the concave center of the circular table 7, which is not easy to clean. The horizontal sliding slot 10 and the longitudinal sliding slot 9 are in communication, and thus, part of the debris located in the horizontal sliding slot 10 will also be pushed along the horizontally moving pull rod 14, and then fall downward from the longitudinal sliding slot 9, and then the debris is discharged from the inclined slag discharge port 20;

[0030] Through the above process, the upper half spherical surface of the spherical workpiece 17 is ground. Similarly, after the spherical workpiece 17 is taken out, the spherical workpiece 17 can be placed in the circular table again for regrinding. The entire device structure can fix the spherical workpiece 17 after being placed in the circular table 7, avoiding the spherical workpiece 17 from rolling during the grinding process.

[0031] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A spherical lapping device comprising a workpiece table (1) and a semi-spherical lapping cover (2), characterized in that, One side of the workpiece table (1) is fixedly installed with a lifting motor (3) through a support frame, the bottom end of the lifting motor (3) is connected with a motor mounting seat (4) through a telescopic shaft, the motor mounting seat (4) is fixedly installed with a motor (5), the bottom end of the motor (5) is installed with a grinding cover (2) through a rotating shaft, the surface of the center of the workpiece table (1) is fixedly installed with a workpiece table seat (6); The top of the workpiece table seat (6) is provided with a circular table (7), the inside of the circular table (7) is a concave spherical surface, the outer side of the four around the circular table (7) is fixedly installed with an electric push rod (8) through a supporting plate, the end of the electric push rod (8) is connected with a top rod (19), the circular sidewall of the circular table (7) is provided with a notch corresponding to the electric push rod (8), and the top rod (19) at the end of the electric push rod (8) is arranged towards the notch on the circular sidewall of the circular table (7); The inside of the concave surface of the circular table (7) is provided with a longitudinal sliding groove (9) at the center, the bottom of the longitudinal sliding groove (9) is provided with a transverse sliding groove (10), the inside of the longitudinal sliding groove (9) is provided with a supporting plate (11), the top of the supporting plate (11) is installed with a supporting block (12), and the supporting block (12) is located at the center of the inside of the concave surface of the circular table (7), the outer side of the circular table (7) is provided with a handle (13), one end of the handle (13) is connected with a pull rod (14), the center of the pull rod (14) is provided with a half-section plane area (15), an inclined sliding rail (16) is fixedly installed at the half-section plane area (15), and the inner side of the supporting plate (11) is provided with an inclined notch corresponding to the sliding rail (16).

2. A spherical lapping device according to claim 1, wherein: A spherical workpiece (17) is placed at the inside of the concave surface of the circular table (7).

3. A spherical lapping device according to claim 1, wherein: The lifting motor (3) drives the motor mounting seat (4) to move up and down through the telescopic shaft, the motor (5) drives the grinding cover (2) to rotate through the rotating shaft, and the inner wall surface of the grinding cover (2) is an abrasive surface.

4. A spherical lapping device according to claim 1, wherein: The supporting plate (11) is slidably connected with the inclined notch on the inner side and the sliding rail (16), when the handle (13) is pulled out to the outside of the circular table (7), the supporting plate (11) moves upward, when the handle (13) is inserted into the inside of the circular table (7), the supporting plate (11) moves downward, and the end of the pull rod (14) is fixed with the inner wall surface of the transverse sliding groove (10) through a spring member (18).

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