CN214685241U

CN214685241U - Rotary tool of machining center

Info

Publication number: CN214685241U
Application number: CN202120860535.1U
Authority: CN
Inventors: 李考民; 李卫东; 刘爱芹; 梁永山; 宁强; 冯燕; 刘成超; 李龙
Original assignee: Zhangzhou Xindong Casting Machinery Co ltd
Current assignee: Zhangzhou Xindong Casting Machinery Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-11-12
Anticipated expiration: 2031-04-25

Abstract

The utility model provides a rotary tool of a machining center, which comprises a tool main body, wherein the tool main body is rotationally connected with a rotary pin, the tool main body comprises a clamping mechanism for clamping a workpiece, and a machining mechanism is arranged above the tool main body; when the tool main body rotates around the rotating pin and is in the first state, the first machining surface of the cost workpiece is matched with the machining mechanism, and when the tool main body rotates around the rotating pin and is in the second state, the second machining surface of the cost workpiece is matched with the machining mechanism. The device is simple to operate, economical and practical, can realize the rotation work of the workpiece, is beneficial to the processing work of different processing surfaces of the workpiece, and has higher processing precision, smaller error and more stable processing.

Description

Rotary tool of machining center

Technical Field

The utility model relates to the technical field of machining, concretely relates to rotatory frock of machining center.

Background

At present, in workpiece machining, a common machining mode is a numerically controlled lathe, when different machining surfaces of a workpiece are machined, the machining is usually realized by rotating the workpiece, because the machining precision of the machining method depends too much on the machining precision of a machine tool, the workpiece needs to be repeatedly clamped and positioned in the machining process due to the fact that the workpiece needs to be rotated for many times, the workpiece is poor in machining due to the accumulation of rotation errors, and therefore the existing method for rotating the workpiece cannot stably maintain high machining precision; is not beneficial to the processing work of multiple processing surfaces of the workpiece.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, a rotary tool of a machining center is provided. The device is simple to operate, economical and practical, can realize the rotation work of the workpiece, is beneficial to the processing work of different processing surfaces of the workpiece, and has higher processing precision, smaller error and more stable processing.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a rotary tool of a machining center, which comprises a tool main body, wherein the tool main body is rotationally connected with a rotary pin, the tool main body comprises a clamping mechanism for clamping a workpiece, and a machining mechanism is arranged above the tool main body; when the tool main body rotates around the rotating pin to be in a first state, the first machining surface of the substituted machining part is matched with the machining mechanism, and when the tool main body rotates around the rotating pin to be in a second state, the second machining surface of the substituted machining part is matched with the machining mechanism.

Preferably, the clamping mechanism comprises clamping blocks symmetrically arranged on two sides of the substitute workpiece, each clamping block comprises a clamping plate matched with the substitute workpiece, and each clamping plate is arc-shaped.

Preferably, one of the clamping blocks is fixedly connected with the tool main body, and the other clamping block is connected with the tool main body through a clamping cylinder.

Preferably, the clamping plate is connected with the clamping block in a sliding mode, and the clamping plate is connected with the clamping block through a spring.

Preferably, the bearing groove has been seted up to the grip block, the bearing inslot rolls and is connected with the bearing, the bearing with the grip block links to each other, the spring slides and sets up in the bearing groove, the bearing pass through the spring fixed plate with the spring links to each other.

Preferably, the outer ring of the bearing is in rolling connection with the bearing groove, and the inner ring of the bearing is fixedly connected with the clamping plate.

Preferably, the inner ring of the bearing is fixedly connected with the spring fixing plate, and the spring fixing plate is slidably connected with the bearing groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a rotatable frock that sets up realizes the processing work of the many working faces of machined part, and the method of the rotatory work piece of conventionality does not need to carry out secondary location and centre gripping work to the machined part of taking the place of, only needs to carry out the rotation of frock main part, and the machining precision is higher, and machining error is littleer, and it is more convenient to operate, effectively improves machining efficiency and quality.

2. The utility model discloses still be provided with fixture, wherein the grip block cooperatees with the machined part of taking the place of, under the effect of cylinder, realizes the centre gripping work of machined part of taking the place of, adopts the mode easy operation of cylinder, and the centre gripping effect is better.

3. The utility model discloses still be provided with spring and bearing matched with structure, the grip block links to each other with the bearing, the bearing rolls and sets up at the bearing inslot, adopt the method of bearing, can effectively reduce frictional force, play under the effect of making things convenient for the centre gripping, when carrying out centre gripping work, the slip of grip block is more smooth and easy, and the centre gripping effect is better, can adapt to the machined part of generation of different diameters through the spring, and can realize the stable centre gripping of the machined part of generation, the going on of convenient processing work, the convex grip block of design does benefit to the centre gripping work of work piece.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a front view of the whole of the present invention (excluding the substitute work piece);

fig. 2 is an overall front view of the present invention (in a first state);

FIG. 3 is a front view of the present invention (in a second state);

FIG. 4 is a schematic structural diagram of a clamping mechanism according to one embodiment;

FIG. 5 is a schematic structural diagram of a clamping mechanism according to a second embodiment.

Description of reference numerals:

1, a tool main body; 2 rotating the pin; 3, a clamping mechanism; 4, a processing mechanism; 5-generation machined parts; 6 a first machined surface; 7 a second machined surface; 31 a bearing; 32 bearing grooves; 33 spring fixing plates; 34 a spring; 35 a clamping plate; 36 a clamping block; 37 clamp the cylinder.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

Example one

As shown in fig. 1 to 4, the present embodiment provides a machining center rotating tool, which includes a tool main body 1, the tool main body 1 is rotatably connected with a rotating pin 2, the tool main body 1 includes a clamping mechanism 3 for clamping a workpiece 5, and a machining mechanism 4 is disposed above the tool main body 1. The processing mechanism 4 is used for processing workpieces 5, the tool main body 1 is connected with the processing device through the rotating pin 2, and the tool main body 1 can rotate around the rotating pin 2.

When the tool main body 1 rotates around the rotating pin 2 and is in a first state, the first processing surface 6 of the substitute processing piece 5 is matched with the processing mechanism 4, and when the tool main body 1 rotates around the rotating pin 2 and is in a second state, the second processing surface 7 of the substitute processing piece 5 is matched with the processing mechanism 4.

Compared with the conventional method for rotating the workpiece, the method for rotating the workpiece has the advantages that secondary positioning and clamping work on the workpiece 5 is not needed, only the tool main body 1 is required to rotate, the machining precision is higher, the machining error is smaller, the operation is more convenient, and the machining efficiency and the quality are effectively improved.

The machining device is generally a numerical control machine tool, and the numerical control machine tool is used for controlling the rotating angle of the tool main body 1 around the rotating pin 2, and the rotating angle is preset, so that the accurate adjustment of the rotating angle of the tool main body 1 is realized. After the first processing surface 6 is processed, the second processing surface 7 is processed.

The clamping mechanism 3 comprises clamping blocks 36 symmetrically arranged on two sides of the substitute workpiece 5, each clamping block 36 comprises a clamping plate 35 matched with the substitute workpiece 5, and each clamping plate 35 is arc-shaped.

One clamping block 36 is fixedly connected with the tool main body 1, and the other clamping block 36 is connected with the tool main body 1 through a clamping cylinder 37.

The mode operation that adopts the cylinder is simpler, does benefit to the accurate centre gripping work of replacing machined part 5, and the centre gripping effect is better, prevents to replace the emergence of the condition such as machined part 5 production in the course of working and rock. The designed arc-shaped clamping plate 35 is beneficial to clamping work of workpieces.

Example two

As shown in fig. 5, the other structure is the same as the first embodiment, except that, in the present embodiment,

the holding plate 35 is slidably connected to the holding block 36, and the holding plate 35 is connected to the holding block 36 through the spring 34. In this example, in consideration of the stability of the workpiece 5, the spring 34 is used to have a larger elastic force, so that the clamping operation can be facilitated by opening the support rod in an auxiliary manner.

Bearing groove 32 has been seted up to grip block 36, and the roll connection has bearing 31 in bearing groove 32, and bearing 31 links to each other with grip block 35, and spring 34 slides and sets up in bearing groove 32, and bearing 31 passes through spring fixed plate 33 and links to each other with spring 34.

The outer ring of the bearing 31 is connected to the bearing groove 32 in a rolling manner, and the inner ring of the bearing 31 is fixedly connected to the holding plate 35. The inner race of the bearing 31 is fixedly connected to the spring fixing plate 33, and the spring fixing plate 33 is slidably connected to the bearing groove 32. One end of the spring 34 is fixedly connected with the spring fixing plate 33, and the other end of the spring 34 is fixedly connected with the clamping block 36.

By adopting the method of the bearing 31, the friction force can be effectively reduced, the clamping effect is convenient, the clamping plate 35 can slide more smoothly during clamping operation, the clamping effect is better, the clamping plate can adapt to the substituted workpieces with different diameters through the spring 34, the stable clamping of the substituted workpieces 5 can be realized, and the processing operation is convenient.

The specific working process is as follows: when a workpiece needs to be machined, firstly, the clamping mechanism 3 is used for clamping the workpiece 5, the machining mechanism 4 is convenient to machine the first machined surface 6, and after machining is completed, the tool main body 1 is driven to rotate around the rotating pin 2, so that the second machined surface 7 is moved to the upper side, the second machined surface 7 is convenient to match with the machining mechanism 4, and machining of the second machined surface 7 is performed.

When the clamping operation is performed, the clamping mechanism in the first embodiment places the substitute workpiece 5 between the clamping plates 35 which are symmetrically arranged, and then drives the clamping block 36 to move towards the direction close to the substitute workpiece 5 through the clamping cylinder 37, thereby achieving the clamping operation of the substitute workpiece 5.

In the second embodiment, the auxiliary clamping plates 36 are opened through the supporting rods, the springs 34 are compressed at the same time, and the workpiece 5 is placed between the clamping plates 35 which are symmetrically arranged, so that the bearings 31 move towards the direction close to the clamping plates 35 under the action of the springs 34, thereby realizing the clamping work of the workpiece 5. By adopting the bearing 31, the sliding is more stable, the friction force is smaller, and the workpiece 5 can be better fixed.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A rotary tool of a machining center comprises a tool main body (1) and is characterized in that the tool main body (1) is rotatably connected with a rotary pin (2), the tool main body (1) comprises a clamping mechanism (3) used for clamping a workpiece (5), and a machining mechanism (4) is arranged above the tool main body (1); when the tool main body (1) rotates around the rotating pin (2) and is in a first state, the first machining surface (6) of the substituted machining part (5) is matched with the machining mechanism (4), and when the tool main body (1) rotates around the rotating pin (2) and is in a second state, the second machining surface (7) of the substituted machining part (5) is matched with the machining mechanism (4).

2. The machining center rotating tool according to claim 1, wherein the clamping mechanism (3) comprises clamping blocks (36) symmetrically arranged on two sides of the substitute workpiece (5), each clamping block (36) comprises a clamping plate (35) matched with the substitute workpiece (5), and each clamping plate (35) is arc-shaped.

3. The machining center rotating tool according to claim 2, wherein one of the clamping blocks (36) is fixedly connected with the tool body (1), and the other clamping block (36) is connected with the tool body (1) through a clamping cylinder (37).

4. The machining center rotating tool according to claim 2, wherein the clamping plate (35) is connected with the clamping block (36) in a sliding mode, and the clamping plate (35) is connected with the clamping block (36) through a spring (34).

5. The machining center rotating tool according to claim 4, wherein the clamping block (36) is provided with a bearing groove (32), a bearing (31) is connected to the bearing groove (32) in a rolling manner, the bearing (31) is connected with the clamping plate (35), the spring (34) is arranged in the bearing groove (32) in a sliding manner, and the bearing (31) is connected with the spring (34) through a spring fixing plate (33).

6. The machining center rotating tool according to claim 5, wherein an outer ring of the bearing (31) is in rolling connection with the bearing groove (32), and an inner ring of the bearing (31) is fixedly connected with the clamping plate (35).

7. A machining center rotation tool according to claim 5, characterized in that the inner ring of the bearing (31) is fixedly connected with the spring fixing plate (33), and the spring fixing plate (33) is slidably connected with the bearing groove (32).