Multi-station high-efficiency numerical control grinding machine

Abstract

The multi-station high-efficiency numerical control grinding machine comprises a lower machine base, a machining groove is formed in one end of the upper surface of the lower machine base, a plurality of evenly-distributed rotating tables are arranged in the machining groove, the bottom ends of the rotating tables are fixedly connected with an output shaft of a rotating motor through connecting shafts, and clamping assemblies are arranged on the rotating tables. A first-stage motor is fixedly installed at the end of the other side of the upper surface of the lower machine base, an output shaft of the first-stage motor is fixedly connected with a first-stage lead screw, first-stage guide rails are fixedly installed on the two sides of the first-stage lead screw and located on the upper surface of the lower machine base, and a transverse sliding base is connected between the two first-stage guide rails in a sliding mode. Unified polishing work of multiple sets of workpieces can be completed within one-time polishing time, so that the polishing machining efficiency of the plate workpieces can be effectively improved, the overall production speed of the crystal workpieces is increased, the use characteristics of multi-station and high-efficiency machining are achieved, and the overall production efficiency of the crystal workpieces is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to crystal polishing technical field, concretely is a kind of multi-station high-efficiency numerical control grinding machine. BACKGROUND

[0002] ‌Polishing refers to the process of smoothing the surface of an object by rubbing it. Specifically, polishing is a surface modification technique that typically uses tools such as sandpaper containing high-hardness particles to change the physical properties of the material surface through friction, with the main purpose being to achieve a specific surface roughness;

[0003] ‌Crystal polishing refers to the process of processing unprocessed crystal stones into smooth and regular shapes, thereby improving the aesthetic appeal and commercial value of the crystal. The polishing process generally includes the following steps: grinding, polishing and inlaying;

[0004] When producing hole-type crystal crafts, the inner walls of the holes need to be polished. In this crystal polishing process, a polishing machine is usually used. However, the traditional crystal polishing machine can only complete the polishing work of a single crystal hole during production. In actual processing, the traditional crystal polishing machine has the technical problems of low processing efficiency and slow speed, which reduces the overall performance. Therefore, the utility model provides a multi-station high-efficiency numerical control grinding machine. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a multi-station high-efficiency numerical control grinding machine to solve the problems raised in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a multi-station high-efficiency numerical control grinding machine, comprising a lower machine base, a machining groove is arranged at one end of the upper surface of the lower machine base, a plurality of rotating tables are evenly distributed in the machining groove, the bottom end of the rotating table is fixedly connected to the output shaft of a rotary motor through a connecting shaft, a clamping assembly is arranged on the rotating table, a primary motor is fixedly installed at the other end of the upper surface of the lower machine base, the output shaft of the primary motor is fixedly connected to a primary lead screw, a primary guide rail is fixedly installed on both sides of the primary lead screw and on the upper surface of the lower machine base, a horizontal sliding seat is slidingly connected between the two primary guide rails, the horizontal sliding seat is screwedly connected to the primary lead screw at the center position of the lower surface through a threaded block, an upper vertical plate is fixedly installed on the upper surface of the horizontal sliding seat, a secondary motor is fixedly installed at the center position of the top end of the upper vertical plate, a secondary lead screw is fixedly connected to the output shaft of the secondary motor, a lifting plate is screwedly connected to the secondary lead screw, the lifting plate is arranged perpendicularly to the secondary lead screw, a plurality of fixed plates are evenly distributed and installed on the lifting plate.

[0007] Preferably, a coupler is fixedly installed on each of the fixing plates, and a top input end of the coupler is fixedly connected with an output shaft of the polishing motor.

[0008] Preferably, a polishing head is fixedly installed on a bottom output end of the coupler.

[0009] Preferably, a secondary guide rail is fixedly installed on both sides of the secondary lead screw and located on an outer wall of the lifting plate, and the lifting plate is slidingly connected with the secondary guide rail.

[0010] Preferably, the clamping assembly comprises a fixed clamping seat fixedly installed on an upper surface of the rotating table, and a threaded clamping pin is threadedly connected in the fixed clamping seat.

[0011] Preferably, a movable clamping seat is movably sleeved with an outer portion of the threaded clamping pin and located on one side of the fixed clamping seat, and the movable clamping seat is slidingly connected with the rotating table.

[0012] Compared with the prior art, the numerical control polishing machine has the following beneficial effects:

[0013] The numerical control polishing machine has the following beneficial effects: the lifting plate structure can drive the polishing head to be inserted into a workpiece which needs to be polished, the rotating polishing head can effectively polish the inner wall of the hole of the workpiece, the secondary motor and the secondary lead screw can drive the lifting plate to reciprocatingly move up and down, the lifting plate can drive the polishing head to reciprocatingly move up and down in the hole of the workpiece, the polishing quality of the hole is effectively improved, the unified polishing work of multiple workpieces can be completed in a single polishing time through the multi-station structure design, the polishing processing efficiency of the workpiece is effectively improved, the overall production speed of the crystal workpiece is improved, the use characteristics of multi-station and high efficiency are achieved, and the overall production efficiency of the crystal workpiece is effectively improved.

[0014] Meanwhile, the clamping assembly adopts the one-way clamping mode to clamp, in actual use, only the threaded clamping pin needs to be rotated to clamp or loosen, the workpiece can be conveniently clamped and adjusted, the structure is convenient to use, has good practicability, and is suitable for popularization and use. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 FIG. 1 is a front perspective structural schematic view of a polishing machine according to the present application;

[0016] Figure 2 FIG. 4 is a lifting plate structure schematic view according to the present application;

[0017] Figure 3 FIG. 6 is a secondary lead screw structure schematic view according to the present application;

[0018] Figure 4 The clamping assembly structure schematic view of the utility model embodiment.

[0019] In the drawing: 1, lower base; 2, processing groove; 3, rotating table; 4, clamping assembly; 401, fixed clamping seat; 402, threaded clamping pin; 403, movable clamping seat; 5, primary motor; 6, primary screw rod; 7, primary guide rail; 8, transverse sliding seat; 9, upper vertical plate; 10, secondary motor; 11, secondary screw rod; 12, lifting plate; 13, fixed plate; 14, secondary guide rail; 15, coupling; 16, polishing motor. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] In the description of the utility model, it should be explained that the directions or position relations indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like are the directions or position relations shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and thus cannot be understood as limiting the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0022] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be understood broadly, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium; can be the communication inside two elements. For those skilled in the art, the specific meanings of the above terms in the utility model can be understood according to the specific circumstances.

[0023] Please refer to Figures 1-4The utility model provides a kind of embodiment: a kind of multi-station high-efficiency numerical control grinding machine, including lower base 1, the upper surface one end of lower base 1 is provided with processing groove 2, several evenly distributed rotating table 3 are provided in processing groove 2, the bottom end of rotating table 3 is fixedly connected the output shaft of rotating motor by connecting shaft, clamping assembly 4 is provided on rotating table 3, so that rotating motor can be driven rotating table 3 and clamping assembly 4 synchronous rotation by being set;

[0024] The other side end of the upper surface of lower base 1 is fixedly installed with primary motor 5, the output shaft of primary motor 5 is fixedly connected with primary screw rod 6, primary guide rail 7 is fixedly installed on the both sides of primary screw rod 6 and located on the upper surface of lower base 1, transverse sliding seat 8 is slidably connected between the two primary guide rails 7, the lower surface center position of transverse sliding seat 8 is threadedly connected with primary screw rod 6 by thread block, and upper vertical plate 9 is fixedly installed on the upper surface of transverse sliding seat 8;

[0025] The output shaft of primary motor 5 can drive primary screw rod 6 to rotate by being set, when primary screw rod 6 rotates, the linear displacement of transverse sliding seat 8 threadedly connected on primary screw rod 6 can be left and right, so that the displacement of structure assembly on transverse sliding seat 8 can be driven by the left and right movement of transverse sliding seat 8, so that the displacement conversion of grinding area of grinding machine can be facilitated.

[0026] The center position of the top end of upper vertical plate 9 is fixedly installed with secondary motor 10, the output shaft of secondary motor 10 is fixedly connected with secondary screw rod 11, lifting plate 12 is threadedly connected with secondary screw rod 11, lifting plate 12 is perpendicular to secondary screw rod 11, a plurality of evenly distributed fixing plates 13 are installed on lifting plate 12, and a plurality of grinding processing stations are formed by a plurality of fixing plates 13, so that the use characteristics of multi-station grinding processing are obtained, so that the grinding production efficiency and speed of crystal handicraft can be effectively improved by the structure design of multi-station.

[0027] The output shaft of secondary motor 10 can drive secondary screw rod 11 to rotate by being set, when secondary screw rod 11 rotates, lifting plate 12 threadedly connected on secondary screw rod 12 can move up and down along secondary screw rod 12, so that the overall up and down displacement of grinding structure can be driven by the movement of lifting plate 12.

[0028] Among them, as the optimization technical scheme of the utility model, in order to improve the precision control effect of machine, primary motor 5 and secondary motor 10 are all servo motors, so that the precision displacement control of the utility model can be completed by the servo control technology of servo motor, and the processing precision is improved.

[0029] The servo control technology of servo motor has become a simple and mature public technical scheme in the field of existing industrial automation, which is a mature prior art, and the servo control principle of servo motor will not be described in detail in the specification.

[0030] Further, in order to ensure the normal polishing use of the polishing machine, a coupling 15 is fixedly installed on each fixed plate 13, the top input end of the coupling 15 is fixedly connected with the output shaft of the polishing motor 16, and the bottom output end of the coupling 15 is fixedly installed with a polishing head;

[0031] The polishing motor 16 is arranged to drive the polishing head to rotate through the coupling 15, and the rotating polishing head can polish the crystal workpiece in the clamping assembly 4 below.

[0032] In the embodiment, in order to improve the displacement guiding property of the lifting plate 12, the secondary guide rails 14 are fixedly installed on the outer walls of the lifting plate 12 at the two sides of the secondary lead screw 11, and the lifting plate 12 is slidably connected with the secondary guide rails 14, so that the secondary guide rails 14 can provide displacement guiding property for the up-down movement of the lifting plate 12, and the up-down displacement work of the lifting plate 12 is more accurate.

[0033] In the embodiment, in order to illustrate the structure of the clamping assembly 4, the clamping assembly 4 comprises a fixed clamping seat 401 fixedly installed on the upper surface of the rotating table 3, and a threaded clamping pin 402 threadedly connected in the fixed clamping seat 401.

[0034] Further, the outer part of the threaded clamping pin 402 and the side of the fixed clamping seat 401 movably sleeve the movable clamping seat 403, and the movable clamping seat 403 is slidably connected with the rotating table 3.

[0035] When the crystal workpiece needs to be clamped, the workpiece can be placed between the fixed clamping seat 401 and the movable clamping seat 403, and after the workpiece is placed, the threaded clamping pin 402 can be manually rotated, and when the threaded clamping pin 402 is manually rotated clockwise, the threaded clamping pin 402 is screwed into the fixed clamping seat 401, so that the movable clamping seat 403 is driven to move to one side of the fixed clamping seat 401, and the movable clamping seat 403 is tightened inward, so that the clamping and fixing of the crystal workpiece are completed.

[0036] When the workpiece needs to be loosened, the threaded clamping pin 402 is manually rotated counterclockwise, and at this time, the threaded clamping pin 402 is rotated outward, and the movable clamping seat 403 loosens the workpiece, so that the loosening and taking out of the workpiece are completed.

[0037] The clamping assembly 4 adopts the one-way clamping mode, and only needs to rotate the threaded clamping pin 402 during actual use to clamp or loosen the workpiece, so that the workpiece can be conveniently clamped and adjusted, the utility is strong, the structure is convenient to use, and the utility is good.

[0038] Working principle: the utility model discloses in actual use, the crystal piece that needs to be polished is fixed and clamped through clamping assembly 4 one by one, when the crystal workpiece is clamped, the workpiece can be placed between fixed clamping seat 401 and movable clamping seat 403, after the workpiece is placed, the threaded clamping pin 402 can be manually rotated, when the threaded clamping pin 402 is manually rotated clockwise, the threaded clamping pin 402 will be rotated and screwed into the fixed clamping seat 401, so that the movable clamping seat 403 is moved to one side of the fixed clamping seat 401 by the screwing of the threaded clamping pin 402, so that the movable clamping seat 403 is tightened inward, so that the fixed clamping of the crystal workpiece is completed;

[0039] After the workpiece is clamped, the polishing motor 16 can drive the polishing head to rotate through the coupling 15;

[0040] In the process of rotating the polishing head, the secondary motor 10 works, and the secondary motor 10 can drive the secondary screw rod 11 to rotate through the output shaft, when the secondary screw rod 11 rotates, the lifting plate 12 connected with it by threads can move up and down along the secondary screw rod 12, so that the downward displacement of the several polishing structures is driven by the movement of the lifting plate 12, so that the polishing head structure contacts the workpiece in the clamping assembly 4 below, and the polishing head is inserted into the hole of the workpiece at this time;

[0041] The rotating polishing head can drive rotation in the hole of the crystal workpiece, so that the rotating polishing head can polish the inner wall of the hole of the workpiece;

[0042] And the workpiece in the clamping assembly 4 can rotate relatively under the action of the rotating motor, that is, when the polishing head rotates clockwise, the rotating motor rotates counterclockwise, so that the relative rotation of the two structures can effectively polish the inner wall of the hole of the workpiece, so that the polishing quality and efficiency can be effectively improved;

[0043] Meanwhile, the secondary motor and the secondary screw rod can drive the lifting plate to move up and down reciprocatingly, so that the lifting plate can drive the polishing head to perform the up-down telescopic inner hole wall polishing work in the hole of the workpiece, effectively improving the hole polishing quality.

[0044] When the workpiece is polished, the clamping assembly 4 can loosen the polished workpiece, and a new crystal workpiece can be placed to complete the cycle processing and polishing of the crystal workpiece.

[0045] In summary, the numerical control grinding machine, through the setting of the lifting plate structure can drive the polishing head to insert into the workpiece which needs to be polished, so that the rotating polishing head can effectively polish the inner wall of the hole of the workpiece, and the secondary motor and the secondary screw rod can drive the lifting plate to reciprocate up and down, so that the polishing head can be driven by the lifting plate to perform up-down telescopic hole wall polishing work in the hole of the workpiece, effectively improving the hole polishing quality, through the multi-station structure design, the unified polishing work of multiple groups of workpieces can be completed in a single polishing time, so that the polishing processing efficiency of the workpiece can be effectively improved, the overall production speed of the crystal workpiece is improved, and the use characteristics of multi-station and high efficiency are achieved, the overall production efficiency of the crystal workpiece is effectively improved;

[0046] Meanwhile, the clamping assembly adopts a one-way clamping mode for clamping, and only needs to rotate the threaded clamping pin to clamp or loosen the workpiece during actual use, so that the workpiece can be conveniently clamped and adjusted, the structure is convenient to use, has good practicality, and is suitable for popularization and use.

[0047] For those skilled in the art, it is obvious that the present application is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present application. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the present application is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present application. Any reference signs in the claims should not be regarded as limiting the claims.

Claims

1. A multi-station high-efficiency CNC grinding machine, comprising a lower machine base (1), characterized in that, A machining groove (2) is provided at one end of the upper surface of the lower machine base (1). Several evenly distributed rotating tables (3) are provided in the machining groove (2). The bottom end of the rotating table (3) is fixedly connected to the output shaft of the rotary motor through a connecting shaft. A clamping assembly (4) is provided on the rotating table (3). A primary motor (5) is fixedly installed at the other end of the upper surface of the lower machine base (1). The output shaft of the primary motor (5) is fixedly connected to a primary lead screw (6). Primary guide rails (7) are fixedly installed on both sides of the primary lead screw (6) and on the upper surface of the lower machine base (1). The two primary guide rails (7) are connected to each other. A transverse slide block (8) is slidably connected to the transverse slide block (8). The center of the lower surface of the transverse slide block (8) is threadedly connected to the primary lead screw (6) via a threaded block. An upper plate (9) is fixedly installed on the upper surface of the transverse slide block (8). A secondary motor (10) is fixedly installed at the center of the top of the upper plate (9). A secondary lead screw (11) is fixedly connected to the output shaft of the secondary motor (10). A lifting plate (12) is threadedly connected to the secondary lead screw (11). The lifting plate (12) is perpendicular to the secondary lead screw (11). Several evenly distributed fixed plates (13) are installed on the lifting plate (12).

2. The multi-station high-efficiency CNC grinding machine according to claim 1, characterized in that: Each of the fixed plates (13) is fixedly mounted with a coupling (15), and the top input end of the coupling (15) is fixedly connected to the output shaft of the grinding motor (16).

3. The multi-station high-efficiency CNC grinding machine according to claim 2, characterized in that: A grinding head is fixedly installed at the bottom output end of the coupling (15).

4. The multi-station high-efficiency CNC grinding machine according to claim 1, characterized in that: Secondary guide rails (14) are fixedly installed on both sides of the secondary lead screw (11) and on the outer wall of the lifting plate (12), and the lifting plate (12) and the secondary guide rails (14) are slidably connected.

5. A multi-station high-efficiency CNC grinding machine according to claim 1, characterized in that: The clamping assembly (4) includes a fixed clamping seat (401), which is fixedly installed on the upper surface of the rotating table (3), and the fixed clamping seat (401) is internally threaded with a threaded clamping pin (402).

6. A multi-station high-efficiency CNC grinding machine according to claim 5, characterized in that: A movable clamping seat (403) is movably sleeved on the outside of the threaded clamping pin (402) and on one side of the fixed clamping seat (401), and the movable clamping seat (403) is slidably connected to the rotating table (3).

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