CN219094786U

CN219094786U - Workpiece clamping tool based on precise numerical control grinding machine

Info

Publication number: CN219094786U
Application number: CN202223173916.6U
Authority: CN
Inventors: 张成鹏; 吴德生
Original assignee: Changzhou Sarge Machine Tool Co ltd
Current assignee: Changzhou Sarge Machine Tool Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-05-30
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a workpiece clamping tool based on a precise numerical control grinding machine, which comprises a base, a supporting frame, a rotating handle and a linkage plate. The beneficial effects of the utility model are as follows: the staff accessible rotates the commentaries on classics in this clamping frock and drives the linkage board and link, drive the pole that slides through the linkage board and remove, drive the pressurization board linkage through the removal of pole that slides, and then drive splint rotation on the connecting seat through the pressurization board, internal clamp locking with the work piece through splint, make numerically controlled grinder can directly grind the surface of work piece wholly when polishing the work piece, avoid needing the repeated adjustment clamping frock position on the work piece, and then improve the work efficiency to the work piece grinding, and drive a plurality of splint synchro linkage through the rotation of changeing, make it can lock in step, splint in this clamping frock, the overall structure that the pressurization board constitutes is provided with three groups such as angle on the base, stability after the whole clamping of this clamping frock is improved through three equipment clamp structures.

Description

Workpiece clamping tool based on precise numerical control grinding machine

Technical Field

The utility model relates to a workpiece clamping tool, in particular to a workpiece clamping tool based on a precise numerical control grinding machine, and belongs to the technical field of clamping tools.

Background

The numerically controlled grinder is a machine tool for grinding the surface of a workpiece by using a grinding tool through a numerical control technology, before the workpiece is ground by the grinder, the workpiece is required to be fixed at a proper position by a clamping tool, however, most of the current clamping work is to clamp and lock the workpiece from the outside of the workpiece, when the workpiece with a circular ring structure for example is ground, the workpiece is generally required to be ground on the outer surface of the workpiece, and the clamp is generally required to clamp and lock the workpiece directly on the outer surface of the workpiece, so that the workpiece is required to be rotated frequently during grinding to avoid the clamping tool from being ground, and the operation is complex, time consuming and labor consuming.

Disclosure of Invention

The technical scheme of the utility model aims at solving the technical problem that the prior art is too single, and provides a solution which is obviously different from the prior art, and particularly, the utility model aims at solving the defects in the prior art and provides a workpiece clamping tool based on a precise numerical control grinding machine.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

workpiece clamping frock based on accurate numerically control grinder includes:

the support mechanism is used for supporting the whole clamping tool and comprises a base and a support frame, wherein the support frame of the -shaped structure is vertically welded and fixed at the top center of the base of the herringbone structure, and the support frame form a main body support structure of the workpiece clamping tool together;

the clamping mechanism is used for clamping and locking the inside of a workpiece and is connected to the supporting mechanism, and comprises a sliding rod, a butt-joint disc, a connecting seat, a clamping plate and a pressurizing plate, wherein a through hole is formed in the center of the base in a penetrating manner, the sliding rod is connected in the through hole in a sliding manner, the upper end and the lower end of the sliding rod are respectively positioned on the upper side and the lower side of the base, the butt-joint disc is fixed at the bottom of the sliding rod, the connecting seat is fixed at the edge of the bottom of the base, the top of the clamping plate is rotationally connected to the connecting seat, and the two ends of the pressurizing plate are rotationally connected between the butt-joint disc and the clamping plate;

the linkage mechanism is used for driving the clamping plate to conduct linkage and is connected to the supporting mechanism, the linkage mechanism comprises a rotating handle and a linkage plate, one end of the linkage plate of the arc-shaped structure is rotationally connected to the top end of the sliding rod, the other end of the linkage plate of the arc-shaped structure is rotationally connected to the rotating handle, and one end of the rotating handle is rotationally connected to the inside of the supporting frame through the rotating rod.

As still further aspects of the utility model: the inside of supporting frame is vertical to be fixed with limit sleeve, and limit sleeve's inner wall is provided with the ball, and the slide bar is located limit sleeve's inside cavity, and is rolling type connection with limit sleeve through the ball.

As still further aspects of the utility model: the handle is connected with a handle in a nested manner, an arc-shaped concave-convex notch is arranged at the edge of the handle, and a layer of rubber pad is glued on the surface of the handle.

As still further aspects of the utility model: the side wall of one side of the clamping plate is detachably connected and locked with a gasket through a screw, and the gasket is made of hard rubber materials.

As still further aspects of the utility model: the whole structure formed by the clamping plates and the pressurizing plates is provided with three groups on the base at equal angles.

As still further aspects of the utility model: lifting lugs are vertically welded and fixed at the top of the supporting frame.

The beneficial effects of the utility model are as follows:

1) In the clamping tool, a worker can drive the linkage plate to carry out linkage through rotating the rotating handle, the sliding rod is driven to move through the linkage plate, the pressurizing plate is driven to carry out linkage through the movement of the sliding rod, the pressurizing plate is further used for driving the clamping plate to rotate on the connecting seat, the workpiece is clamped and locked through the clamping plate, the whole outer surface of the workpiece can be directly ground by the numerically controlled grinder when the workpiece is polished, the position of the clamping tool on the workpiece is prevented from being repeatedly adjusted, the work efficiency of workpiece grinding is improved, and the clamping plate is driven to synchronously link through the rotation of the rotating handle, so that the clamping plate can be synchronously locked, and the clamping efficiency of the worker on the workpiece is further accelerated;

2) The clamping plate and the pressurizing plate in the clamping tool form an integral structure, three groups of clamping plates are arranged on the base at equal angles, and the stability of the clamping tool after integral clamping is improved through the three-assembly clamping structure.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a supporting frame and its overall connection structure according to the present utility model;

FIG. 3 is a schematic view of a cleat connection structure of the present utility model;

fig. 4 is a schematic view of a gasket connection structure according to the present utility model.

In the figure: 1. the device comprises a base, 2, a supporting frame, 3, a rotating handle, 4, a linkage plate, 5, a limiting sleeve, 6, a sliding rod, 7, a butt joint disc, 8, a connecting seat, 9, a clamping plate, 10, a pressurizing plate, 11, a gasket, 12, lifting lugs, 13 and a handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1 to 4, a workpiece clamping fixture based on a precision numerically controlled grinder includes:

the support mechanism is used for supporting the whole clamping tool and comprises a base 1, a support frame 2 and a support frame 2 of a -shaped structure, wherein the support frame 2 is vertically welded and fixed at the center of the top of the base 1 of a herringbone structure, and the support frame form a main body support structure of the workpiece clamping tool together;

the clamping mechanism is used for clamping and locking the inside of a workpiece and is connected to the supporting mechanism, and comprises a sliding rod 6, a butt joint disc 7, a connecting seat 8, a clamping plate 9 and a pressurizing plate 10, wherein a through hole is formed in the center of the base 1 in a penetrating mode, the sliding rod 6 is connected in the through hole in a sliding mode, the upper end and the lower end of the sliding rod are respectively located on the upper side and the lower side of the base 1, the butt joint disc 7 is fixed at the bottom of the sliding rod 6, the connecting seat 8 is fixed at the edge of the bottom of the base 1, the top of the clamping plate 9 is connected to the connecting seat 8 in a rotating mode, and the two ends of the pressurizing plate 10 are connected between the butt joint disc 7 and the clamping plate 9 in a rotating mode;

the linkage mechanism is used for driving the clamping plate 9 to carry out linkage and is connected to the supporting mechanism, and comprises a rotating handle 3 and a linkage plate 4, one end of the linkage plate 4 with an arc-shaped structure is rotationally connected to the top end of the sliding rod 6, the other end of the linkage plate is rotationally connected to the rotating handle 3, and one end of the rotating handle 3 is rotationally connected to the inside of the supporting frame 2 through a rotating rod;

the staff accessible rotates 3 in this clamping frock and drives linkage board 4 and link, drive the pole 6 that slides through linkage board 4 and remove, drive the linkage of pressurization board 10 through the removal of pole 6 that slides, and then drive splint 9 and rotate on connecting seat 8 through pressurization board 10, internal clamping locking through splint 9 with the work piece, make numerically controlled grinder can directly grind the surface of work piece wholly when polishing the work piece, avoid needing the position of repeated regulation clamping frock on the work piece, and then improve the work efficiency to the work piece grinding, and drive a plurality of splint 9 synchro-linkage through the rotation of changeing 3, make it can lock in step, further accelerate the clamping efficiency of staff to the work piece.

Example two

As shown in fig. 1 to 4, this embodiment includes, in addition to all the technical features of the first embodiment, the following steps:

the inside of the supporting frame 2 is vertically fixed with a limit sleeve 5, the inner wall of the limit sleeve 5 is provided with balls, the sliding rod 6 is positioned in an inner cavity of the limit sleeve 5 and is in rolling connection with the limit sleeve 5 through the balls, the sliding rod 6 is limited through the limit sleeve 5, and the friction force between the sliding rod 6 and the ball is reduced through the balls.

The handle 13 is connected to the handle 3 in a nested manner, an arc-shaped concave-convex notch is formed in the edge of the handle 13, and a layer of rubber pad is glued to the surface of the concave-convex notch in an integral manner, so that a worker can obtain better holding hand feeling during operation.

Example III

the gasket 11 is detachably connected and locked on the side wall of one side of the clamping plate 9 through the screws, the gasket 11 is made of hard rubber materials, the clamping plate 9 is isolated from the workpiece through the gasket 11, and the inner wall of the workpiece is prevented from being damaged by extrusion.

The overall structure formed by the clamping plates 9 and the pressurizing plates 10 is provided with three groups on the base 1 at equal angles, and the stability of the overall clamping tool after clamping is improved through the three-assembly clamping structure.

Lifting lugs 12 are vertically welded and fixed at the top of the supporting frame 2, so that a worker can lift the whole clamping tool through the lifting lugs 12, and then quickly move the clamping tool and a workpiece on the clamping tool to a proper position for grinding.

Working principle: when the workpiece clamping tool is used, the rotating handle 3 is integrally rotated upwards to enable the sliding rod 6 to move upwards, the clamping plate 9 is driven to rotate inwards, then a workpiece to be clamped is placed at the bottom of the base 1, the clamping plate 9 is located in a cavity inside the workpiece, the rotating handle 3 is then rotated downwards, the linkage plate 4 drives the sliding rod 6 to move, the pressing plate 10 is driven to move through the movement of the sliding rod 6, and the clamping plate 9 is driven to rotate on the connecting seat 8 and is locked on the inner wall of the workpiece.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. Workpiece clamping frock based on accurate numerically control grinder, its characterized in that includes:

the support mechanism is used for supporting the whole clamping tool and comprises a base (1) and a support frame (2), wherein the support frame (2) of the -shaped structure is vertically welded and fixed at the center of the top of the base (1) of the herringbone structure, and the support frame form a main body support structure of the workpiece clamping tool together;

the clamping mechanism is used for clamping and locking the inside of a workpiece and is connected to the supporting mechanism and comprises a sliding rod (6), a butt joint disc (7), a connecting seat (8), a clamping plate (9) and a pressurizing plate (10), a through hole is formed in the center of the base (1) in a penetrating mode, the sliding rod (6) is connected in the through hole in a sliding mode, the upper end and the lower end of the sliding rod are respectively located at the upper side and the lower side of the base (1), the butt joint disc (7) is fixed at the bottom of the sliding rod (6), the connecting seat (8) is fixed at the edge of the bottom of the base (1), the top of the clamping plate (9) is connected to the connecting seat (8) in a rotating mode, and the two ends of the pressurizing plate (10) are connected between the butt joint disc (7) and the clamping plate (9) in a rotating mode;

the linkage mechanism is used for driving the clamping plate (9) to link, is connected to the supporting mechanism, and comprises a rotating handle (3) and a linkage plate (4), one end of the linkage plate (4) of the arc-shaped structure is rotationally connected to the top end of the sliding rod (6), the other end of the linkage plate is rotationally connected to the rotating handle (3), and one end of the rotating handle (3) is rotationally connected to the inside of the supporting frame (2) through a rotating rod.

2. The workpiece clamping tool based on the precision numerically-controlled grinder as set forth in claim 1, wherein: the inside of carriage (2) is vertical to be fixed with spacing sleeve (5), and the inner wall of spacing sleeve (5) is provided with the ball, and slide bar (6) are arranged in the inside cavity of spacing sleeve (5), and are roll type connection with spacing sleeve (5) through the ball.

3. The workpiece clamping tool based on the precision numerically-controlled grinder as set forth in claim 1, wherein: the handle (13) is connected to the handle (3) in a nested manner, an arc-shaped concave-convex notch is formed in the edge of the handle (13), and a rubber pad is glued on the surface of the concave-convex notch.

4. The workpiece clamping tool based on the precision numerically-controlled grinder as set forth in claim 1, wherein: a gasket (11) is detachably connected and locked on the side wall of one side of the clamping plate (9) through screws, and the gasket (11) is made of hard rubber materials.

5. The workpiece clamping tool based on the precision numerically-controlled grinder as set forth in claim 1, wherein: the whole structure formed by the clamping plate (9) and the pressurizing plate (10) is provided with three groups on the base (1) at equal angles.

6. The workpiece clamping tool based on the precision numerically-controlled grinder as set forth in claim 1, wherein: lifting lugs (12) are vertically welded and fixed at the top of the supporting frame (2).